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7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 * OS/2 port by Paul Slootman
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5 * VMS merge by Zoltan Arpadffy
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6 *
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7 * Do ":help uganda" in Vim to read copying and usage conditions.
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8 * Do ":help credits" in Vim to see a list of people who contributed.
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9 * See README.txt for an overview of the Vim source code.
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10 */
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11
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12 /*
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13 * os_unix.c -- code for all flavors of Unix (BSD, SYSV, SVR4, POSIX, ...)
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14 * Also for OS/2, using the excellent EMX package!!!
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15 * Also for BeOS and Atari MiNT.
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16 *
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17 * A lot of this file was originally written by Juergen Weigert and later
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18 * changed beyond recognition.
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19 */
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20
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21 /*
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22 * Some systems have a prototype for select() that has (int *) instead of
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23 * (fd_set *), which is wrong. This define removes that prototype. We define
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24 * our own prototype below.
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25 * Don't use it for the Mac, it causes a warning for precompiled headers.
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26 * TODO: use a configure check for precompiled headers?
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27 */
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1076
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28 #if !defined(__APPLE__) && !defined(__TANDEM)
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7
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29 # define select select_declared_wrong
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30 #endif
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31
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32 #include "vim.h"
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33
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14
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34 #ifdef FEAT_MZSCHEME
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35 # include "if_mzsch.h"
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36 #endif
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37
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7
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38 #ifdef HAVE_FCNTL_H
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39 # include <fcntl.h>
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40 #endif
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41
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42 #include "os_unixx.h" /* unix includes for os_unix.c only */
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43
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44 #ifdef USE_XSMP
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45 # include <X11/SM/SMlib.h>
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46 #endif
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47
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1583
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48 #ifdef HAVE_SELINUX
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49 # include <selinux/selinux.h>
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50 static int selinux_enabled = -1;
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51 #endif
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52
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7
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53 /*
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54 * Use this prototype for select, some include files have a wrong prototype
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55 */
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1076
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56 #ifndef __TANDEM
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57 # undef select
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58 # ifdef __BEOS__
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59 # define select beos_select
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60 # endif
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7
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61 #endif
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62
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1102
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63 #ifdef __CYGWIN__
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64 # ifndef WIN32
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65 # include <sys/cygwin.h> /* for cygwin_conv_to_posix_path() */
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66 # endif
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67 #endif
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68
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7
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69 #if defined(HAVE_SELECT)
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70 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *));
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71 #endif
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72
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73 #ifdef FEAT_MOUSE_GPM
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74 # include <gpm.h>
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75 /* <linux/keyboard.h> contains defines conflicting with "keymap.h",
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76 * I just copied relevant defines here. A cleaner solution would be to put gpm
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77 * code into separate file and include there linux/keyboard.h
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78 */
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79 /* #include <linux/keyboard.h> */
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80 # define KG_SHIFT 0
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81 # define KG_CTRL 2
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82 # define KG_ALT 3
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83 # define KG_ALTGR 1
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84 # define KG_SHIFTL 4
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85 # define KG_SHIFTR 5
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86 # define KG_CTRLL 6
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87 # define KG_CTRLR 7
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88 # define KG_CAPSSHIFT 8
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89
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90 static void gpm_close __ARGS((void));
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91 static int gpm_open __ARGS((void));
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92 static int mch_gpm_process __ARGS((void));
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93 #endif
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94
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95 /*
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96 * end of autoconf section. To be extended...
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97 */
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98
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99 /* Are the following #ifdefs still required? And why? Is that for X11? */
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100
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101 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO)
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102 # ifdef SIGWINCH
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103 # undef SIGWINCH
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104 # endif
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105 # ifdef TIOCGWINSZ
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106 # undef TIOCGWINSZ
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107 # endif
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108 #endif
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109
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110 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */
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111 # define SIGWINCH SIGWINDOW
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112 #endif
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113
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114 #ifdef FEAT_X11
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115 # include <X11/Xlib.h>
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116 # include <X11/Xutil.h>
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117 # include <X11/Xatom.h>
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118 # ifdef FEAT_XCLIPBOARD
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119 # include <X11/Intrinsic.h>
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120 # include <X11/Shell.h>
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121 # include <X11/StringDefs.h>
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122 static Widget xterm_Shell = (Widget)0;
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123 static void xterm_update __ARGS((void));
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124 # endif
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125
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126 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)
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127 Window x11_window = 0;
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128 # endif
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129 Display *x11_display = NULL;
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130
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131 # ifdef FEAT_TITLE
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132 static int get_x11_windis __ARGS((void));
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133 static void set_x11_title __ARGS((char_u *));
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134 static void set_x11_icon __ARGS((char_u *));
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135 # endif
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136 #endif
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137
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138 #ifdef FEAT_TITLE
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139 static int get_x11_title __ARGS((int));
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140 static int get_x11_icon __ARGS((int));
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141
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142 static char_u *oldtitle = NULL;
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143 static int did_set_title = FALSE;
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144 static char_u *oldicon = NULL;
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145 static int did_set_icon = FALSE;
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146 #endif
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147
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148 static void may_core_dump __ARGS((void));
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149
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150 static int WaitForChar __ARGS((long));
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151 #if defined(__BEOS__)
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152 int RealWaitForChar __ARGS((int, long, int *));
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153 #else
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154 static int RealWaitForChar __ARGS((int, long, int *));
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155 #endif
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156
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157 #ifdef FEAT_XCLIPBOARD
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158 static int do_xterm_trace __ARGS((void));
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331
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159 # define XT_TRACE_DELAY 50 /* delay for xterm tracing */
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7
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160 #endif
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161
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162 static void handle_resize __ARGS((void));
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163
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164 #if defined(SIGWINCH)
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165 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG);
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166 #endif
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167 #if defined(SIGINT)
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168 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG);
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169 #endif
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170 #if defined(SIGPWR)
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171 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG);
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172 #endif
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173 #if defined(SIGALRM) && defined(FEAT_X11) \
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174 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK)
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175 # define SET_SIG_ALARM
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176 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG);
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177 static int sig_alarm_called;
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178 #endif
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179 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG);
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180
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167
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181 static void catch_int_signal __ARGS((void));
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7
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182 static void set_signals __ARGS((void));
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183 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)()));
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184 #ifndef __EMX__
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185 static int have_wildcard __ARGS((int, char_u **));
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186 static int have_dollars __ARGS((int, char_u **));
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187 #endif
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188
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189 #ifndef __EMX__
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190 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file));
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191 #endif
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192
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193 #ifndef SIG_ERR
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194 # define SIG_ERR ((RETSIGTYPE (*)())-1)
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195 #endif
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196
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197 static int do_resize = FALSE;
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198 #ifndef __EMX__
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199 static char_u *extra_shell_arg = NULL;
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200 static int show_shell_mess = TRUE;
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201 #endif
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202 static int deadly_signal = 0; /* The signal we caught */
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1530
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203 static int in_mch_delay = FALSE; /* sleeping in mch_delay() */
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7
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204
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205 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */
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206
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207 #ifdef USE_XSMP
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208 typedef struct
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209 {
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210 SmcConn smcconn; /* The SM connection ID */
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211 IceConn iceconn; /* The ICE connection ID */
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212 Bool save_yourself; /* If we're in the middle of a save_yourself */
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213 Bool shutdown; /* If we're in shutdown mode */
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214 } xsmp_config_T;
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215
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216 static xsmp_config_T xsmp;
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217 #endif
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218
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219 #ifdef SYS_SIGLIST_DECLARED
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220 /*
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221 * I have seen
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222 * extern char *_sys_siglist[NSIG];
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223 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings
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224 * that describe the signals. That is nearly what we want here. But
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225 * autoconf does only check for sys_siglist (without the underscore), I
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226 * do not want to change everything today.... jw.
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227 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in
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228 */
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229 #endif
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230
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231 static struct signalinfo
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232 {
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233 int sig; /* Signal number, eg. SIGSEGV etc */
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234 char *name; /* Signal name (not char_u!). */
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235 char deadly; /* Catch as a deadly signal? */
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236 } signal_info[] =
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237 {
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238 #ifdef SIGHUP
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239 {SIGHUP, "HUP", TRUE},
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240 #endif
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241 #ifdef SIGQUIT
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242 {SIGQUIT, "QUIT", TRUE},
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243 #endif
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244 #ifdef SIGILL
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245 {SIGILL, "ILL", TRUE},
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246 #endif
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247 #ifdef SIGTRAP
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248 {SIGTRAP, "TRAP", TRUE},
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249 #endif
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250 #ifdef SIGABRT
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251 {SIGABRT, "ABRT", TRUE},
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252 #endif
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253 #ifdef SIGEMT
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254 {SIGEMT, "EMT", TRUE},
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255 #endif
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256 #ifdef SIGFPE
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257 {SIGFPE, "FPE", TRUE},
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258 #endif
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259 #ifdef SIGBUS
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260 {SIGBUS, "BUS", TRUE},
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261 #endif
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262 #ifdef SIGSEGV
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263 {SIGSEGV, "SEGV", TRUE},
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264 #endif
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265 #ifdef SIGSYS
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266 {SIGSYS, "SYS", TRUE},
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267 #endif
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268 #ifdef SIGALRM
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269 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */
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270 #endif
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271 #ifdef SIGTERM
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272 {SIGTERM, "TERM", TRUE},
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273 #endif
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274 #ifdef SIGVTALRM
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275 {SIGVTALRM, "VTALRM", TRUE},
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276 #endif
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1560
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277 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME) && !defined(WE_ARE_PROFILING)
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278 /* MzScheme uses SIGPROF for its own needs; On Linux with profiling
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279 * this makes Vim exit. WE_ARE_PROFILING is defined in Makefile. */
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7
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280 {SIGPROF, "PROF", TRUE},
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281 #endif
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282 #ifdef SIGXCPU
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283 {SIGXCPU, "XCPU", TRUE},
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284 #endif
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285 #ifdef SIGXFSZ
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286 {SIGXFSZ, "XFSZ", TRUE},
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287 #endif
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288 #ifdef SIGUSR1
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289 {SIGUSR1, "USR1", TRUE},
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290 #endif
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291 #ifdef SIGUSR2
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292 {SIGUSR2, "USR2", TRUE},
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293 #endif
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294 #ifdef SIGINT
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295 {SIGINT, "INT", FALSE},
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296 #endif
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297 #ifdef SIGWINCH
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298 {SIGWINCH, "WINCH", FALSE},
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299 #endif
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300 #ifdef SIGTSTP
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301 {SIGTSTP, "TSTP", FALSE},
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302 #endif
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303 #ifdef SIGPIPE
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304 {SIGPIPE, "PIPE", FALSE},
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305 #endif
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306 {-1, "Unknown!", FALSE}
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307 };
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308
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309 void
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310 mch_write(s, len)
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311 char_u *s;
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312 int len;
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313 {
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314 write(1, (char *)s, len);
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315 if (p_wd) /* Unix is too fast, slow down a bit more */
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316 RealWaitForChar(read_cmd_fd, p_wd, NULL);
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317 }
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318
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319 /*
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1450
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320 * mch_inchar(): low level input function.
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7
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321 * Get a characters from the keyboard.
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322 * Return the number of characters that are available.
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323 * If wtime == 0 do not wait for characters.
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324 * If wtime == n wait a short time for characters.
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325 * If wtime == -1 wait forever for characters.
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326 */
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327 int
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328 mch_inchar(buf, maxlen, wtime, tb_change_cnt)
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329 char_u *buf;
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330 int maxlen;
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331 long wtime; /* don't use "time", MIPS cannot handle it */
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332 int tb_change_cnt;
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333 {
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334 int len;
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335
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336 /* Check if window changed size while we were busy, perhaps the ":set
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337 * columns=99" command was used. */
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338 while (do_resize)
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339 handle_resize();
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340
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341 if (wtime >= 0)
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342 {
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343 while (WaitForChar(wtime) == 0) /* no character available */
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344 {
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345 if (!do_resize) /* return if not interrupted by resize */
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346 return 0;
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347 handle_resize();
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348 }
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349 }
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350 else /* wtime == -1 */
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351 {
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352 /*
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353 * If there is no character available within 'updatetime' seconds
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216
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354 * flush all the swap files to disk.
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7
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355 * Also done when interrupted by SIGWINCH.
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356 */
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357 if (WaitForChar(p_ut) == 0)
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358 {
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359 #ifdef FEAT_AUTOCMD
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609
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360 if (trigger_cursorhold() && maxlen >= 3
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361 && !typebuf_changed(tb_change_cnt))
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7
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362 {
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216
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363 buf[0] = K_SPECIAL;
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364 buf[1] = KS_EXTRA;
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365 buf[2] = (int)KE_CURSORHOLD;
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366 return 3;
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7
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367 }
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216
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368 #endif
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369
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369 before_blocking();
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7
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370 }
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371 }
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372
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373 for (;;) /* repeat until we got a character */
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374 {
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375 while (do_resize) /* window changed size */
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376 handle_resize();
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377 /*
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378 * we want to be interrupted by the winch signal
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379 */
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380 WaitForChar(-1L);
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381 if (do_resize) /* interrupted by SIGWINCH signal */
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382 continue;
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383
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384 /* If input was put directly in typeahead buffer bail out here. */
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385 if (typebuf_changed(tb_change_cnt))
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386 return 0;
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387
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388 /*
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389 * For some terminals we only get one character at a time.
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390 * We want the get all available characters, so we could keep on
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391 * trying until none is available
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392 * For some other terminals this is quite slow, that's why we don't do
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393 * it.
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394 */
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395 len = read_from_input_buf(buf, (long)maxlen);
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396 if (len > 0)
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397 {
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398 #ifdef OS2
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399 int i;
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400
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401 for (i = 0; i < len; i++)
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402 if (buf[i] == 0)
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403 buf[i] = K_NUL;
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404 #endif
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405 return len;
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406 }
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407 }
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408 }
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409
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410 static void
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411 handle_resize()
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412 {
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413 do_resize = FALSE;
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414 shell_resized();
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415 }
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416
|
|
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417 /*
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|
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418 * return non-zero if a character is available
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|
|
419 */
|
|
|
420 int
|
|
|
421 mch_char_avail()
|
|
|
422 {
|
|
|
423 return WaitForChar(0L);
|
|
|
424 }
|
|
|
425
|
|
|
426 #if defined(HAVE_TOTAL_MEM) || defined(PROTO)
|
|
|
427 # ifdef HAVE_SYS_RESOURCE_H
|
|
|
428 # include <sys/resource.h>
|
|
|
429 # endif
|
|
|
430 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL)
|
|
|
431 # include <sys/sysctl.h>
|
|
|
432 # endif
|
|
|
433 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
|
434 # include <sys/sysinfo.h>
|
|
|
435 # endif
|
|
|
436
|
|
|
437 /*
|
|
1110
|
438 * Return total amount of memory available in Kbyte.
|
|
|
439 * Doesn't change when memory has been allocated.
|
|
7
|
440 */
|
|
|
441 /* ARGSUSED */
|
|
|
442 long_u
|
|
|
443 mch_total_mem(special)
|
|
|
444 int special;
|
|
|
445 {
|
|
|
446 # ifdef __EMX__
|
|
1110
|
447 return ulimit(3, 0L) >> 10; /* always 32MB? */
|
|
7
|
448 # else
|
|
|
449 long_u mem = 0;
|
|
1110
|
450 long_u shiftright = 10; /* how much to shift "mem" right for Kbyte */
|
|
7
|
451
|
|
|
452 # ifdef HAVE_SYSCTL
|
|
|
453 int mib[2], physmem;
|
|
|
454 size_t len;
|
|
|
455
|
|
|
456 /* BSD way of getting the amount of RAM available. */
|
|
|
457 mib[0] = CTL_HW;
|
|
|
458 mib[1] = HW_USERMEM;
|
|
|
459 len = sizeof(physmem);
|
|
|
460 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0)
|
|
|
461 mem = (long_u)physmem;
|
|
|
462 # endif
|
|
|
463
|
|
|
464 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
|
465 if (mem == 0)
|
|
|
466 {
|
|
|
467 struct sysinfo sinfo;
|
|
|
468
|
|
|
469 /* Linux way of getting amount of RAM available */
|
|
|
470 if (sysinfo(&sinfo) == 0)
|
|
1110
|
471 {
|
|
|
472 # ifdef HAVE_SYSINFO_MEM_UNIT
|
|
|
473 /* avoid overflow as much as possible */
|
|
|
474 while (shiftright > 0 && (sinfo.mem_unit & 1) == 0)
|
|
|
475 {
|
|
|
476 sinfo.mem_unit = sinfo.mem_unit >> 1;
|
|
|
477 --shiftright;
|
|
|
478 }
|
|
|
479 mem = sinfo.totalram * sinfo.mem_unit;
|
|
|
480 # else
|
|
7
|
481 mem = sinfo.totalram;
|
|
1110
|
482 # endif
|
|
|
483 }
|
|
7
|
484 }
|
|
|
485 # endif
|
|
|
486
|
|
|
487 # ifdef HAVE_SYSCONF
|
|
|
488 if (mem == 0)
|
|
|
489 {
|
|
|
490 long pagesize, pagecount;
|
|
|
491
|
|
|
492 /* Solaris way of getting amount of RAM available */
|
|
|
493 pagesize = sysconf(_SC_PAGESIZE);
|
|
|
494 pagecount = sysconf(_SC_PHYS_PAGES);
|
|
|
495 if (pagesize > 0 && pagecount > 0)
|
|
1110
|
496 {
|
|
|
497 /* avoid overflow as much as possible */
|
|
|
498 while (shiftright > 0 && (pagesize & 1) == 0)
|
|
|
499 {
|
|
1204
|
500 pagesize = (long_u)pagesize >> 1;
|
|
1110
|
501 --shiftright;
|
|
|
502 }
|
|
7
|
503 mem = (long_u)pagesize * pagecount;
|
|
1110
|
504 }
|
|
7
|
505 }
|
|
|
506 # endif
|
|
|
507
|
|
|
508 /* Return the minimum of the physical memory and the user limit, because
|
|
|
509 * using more than the user limit may cause Vim to be terminated. */
|
|
|
510 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)
|
|
|
511 {
|
|
|
512 struct rlimit rlp;
|
|
|
513
|
|
|
514 if (getrlimit(RLIMIT_DATA, &rlp) == 0
|
|
|
515 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
|
516 # ifdef RLIM_INFINITY
|
|
|
517 && rlp.rlim_cur != RLIM_INFINITY
|
|
|
518 # endif
|
|
1110
|
519 && ((long_u)rlp.rlim_cur >> 10) < (mem >> shiftright)
|
|
7
|
520 )
|
|
1110
|
521 {
|
|
|
522 mem = (long_u)rlp.rlim_cur;
|
|
|
523 shiftright = 10;
|
|
|
524 }
|
|
7
|
525 }
|
|
|
526 # endif
|
|
|
527
|
|
|
528 if (mem > 0)
|
|
1110
|
529 return mem >> shiftright;
|
|
|
530 return (long_u)0x1fffff;
|
|
7
|
531 # endif
|
|
|
532 }
|
|
|
533 #endif
|
|
|
534
|
|
|
535 void
|
|
|
536 mch_delay(msec, ignoreinput)
|
|
|
537 long msec;
|
|
|
538 int ignoreinput;
|
|
|
539 {
|
|
|
540 int old_tmode;
|
|
14
|
541 #ifdef FEAT_MZSCHEME
|
|
|
542 long total = msec; /* remember original value */
|
|
|
543 #endif
|
|
7
|
544
|
|
|
545 if (ignoreinput)
|
|
|
546 {
|
|
|
547 /* Go to cooked mode without echo, to allow SIGINT interrupting us
|
|
1530
|
548 * here. But we don't want QUIT to kill us (CTRL-\ used in a
|
|
|
549 * shell may produce SIGQUIT). */
|
|
|
550 in_mch_delay = TRUE;
|
|
7
|
551 old_tmode = curr_tmode;
|
|
|
552 if (curr_tmode == TMODE_RAW)
|
|
|
553 settmode(TMODE_SLEEP);
|
|
|
554
|
|
|
555 /*
|
|
|
556 * Everybody sleeps in a different way...
|
|
|
557 * Prefer nanosleep(), some versions of usleep() can only sleep up to
|
|
|
558 * one second.
|
|
|
559 */
|
|
14
|
560 #ifdef FEAT_MZSCHEME
|
|
|
561 do
|
|
|
562 {
|
|
|
563 /* if total is large enough, wait by portions in p_mzq */
|
|
|
564 if (total > p_mzq)
|
|
|
565 msec = p_mzq;
|
|
|
566 else
|
|
|
567 msec = total;
|
|
|
568 total -= msec;
|
|
|
569 #endif
|
|
7
|
570 #ifdef HAVE_NANOSLEEP
|
|
|
571 {
|
|
|
572 struct timespec ts;
|
|
|
573
|
|
|
574 ts.tv_sec = msec / 1000;
|
|
|
575 ts.tv_nsec = (msec % 1000) * 1000000;
|
|
|
576 (void)nanosleep(&ts, NULL);
|
|
|
577 }
|
|
|
578 #else
|
|
|
579 # ifdef HAVE_USLEEP
|
|
|
580 while (msec >= 1000)
|
|
|
581 {
|
|
|
582 usleep((unsigned int)(999 * 1000));
|
|
|
583 msec -= 999;
|
|
|
584 }
|
|
|
585 usleep((unsigned int)(msec * 1000));
|
|
|
586 # else
|
|
|
587 # ifndef HAVE_SELECT
|
|
|
588 poll(NULL, 0, (int)msec);
|
|
|
589 # else
|
|
|
590 # ifdef __EMX__
|
|
|
591 _sleep2(msec);
|
|
|
592 # else
|
|
|
593 {
|
|
|
594 struct timeval tv;
|
|
|
595
|
|
|
596 tv.tv_sec = msec / 1000;
|
|
|
597 tv.tv_usec = (msec % 1000) * 1000;
|
|
|
598 /*
|
|
|
599 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get
|
|
|
600 * a patch from Sun to fix this. Reported by Gunnar Pedersen.
|
|
|
601 */
|
|
|
602 select(0, NULL, NULL, NULL, &tv);
|
|
|
603 }
|
|
|
604 # endif /* __EMX__ */
|
|
|
605 # endif /* HAVE_SELECT */
|
|
|
606 # endif /* HAVE_NANOSLEEP */
|
|
|
607 #endif /* HAVE_USLEEP */
|
|
14
|
608 #ifdef FEAT_MZSCHEME
|
|
|
609 }
|
|
|
610 while (total > 0);
|
|
|
611 #endif
|
|
7
|
612
|
|
|
613 settmode(old_tmode);
|
|
1530
|
614 in_mch_delay = FALSE;
|
|
7
|
615 }
|
|
|
616 else
|
|
|
617 WaitForChar(msec);
|
|
|
618 }
|
|
|
619
|
|
180
|
620 #if 0 /* disabled, no longer needed now that regmatch() is not recursive */
|
|
|
621 # if defined(HAVE_GETRLIMIT)
|
|
|
622 # define HAVE_STACK_LIMIT
|
|
|
623 # endif
|
|
|
624 #endif
|
|
|
625
|
|
|
626 #if defined(HAVE_STACK_LIMIT) \
|
|
7
|
627 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK))
|
|
|
628 # define HAVE_CHECK_STACK_GROWTH
|
|
|
629 /*
|
|
|
630 * Support for checking for an almost-out-of-stack-space situation.
|
|
|
631 */
|
|
|
632
|
|
|
633 /*
|
|
|
634 * Return a pointer to an item on the stack. Used to find out if the stack
|
|
|
635 * grows up or down.
|
|
|
636 */
|
|
|
637 static void check_stack_growth __ARGS((char *p));
|
|
|
638 static int stack_grows_downwards;
|
|
|
639
|
|
|
640 /*
|
|
|
641 * Find out if the stack grows upwards or downwards.
|
|
|
642 * "p" points to a variable on the stack of the caller.
|
|
|
643 */
|
|
|
644 static void
|
|
|
645 check_stack_growth(p)
|
|
|
646 char *p;
|
|
|
647 {
|
|
|
648 int i;
|
|
|
649
|
|
|
650 stack_grows_downwards = (p > (char *)&i);
|
|
|
651 }
|
|
|
652 #endif
|
|
|
653
|
|
180
|
654 #if defined(HAVE_STACK_LIMIT) || defined(PROTO)
|
|
7
|
655 static char *stack_limit = NULL;
|
|
|
656
|
|
|
657 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
|
658 # include <pthread.h>
|
|
|
659 # include <pthread_np.h>
|
|
|
660 #endif
|
|
|
661
|
|
|
662 /*
|
|
|
663 * Find out until how var the stack can grow without getting into trouble.
|
|
|
664 * Called when starting up and when switching to the signal stack in
|
|
|
665 * deathtrap().
|
|
|
666 */
|
|
|
667 static void
|
|
|
668 get_stack_limit()
|
|
|
669 {
|
|
|
670 struct rlimit rlp;
|
|
|
671 int i;
|
|
|
672 long lim;
|
|
|
673
|
|
|
674 /* Set the stack limit to 15/16 of the allowable size. Skip this when the
|
|
|
675 * limit doesn't fit in a long (rlim_cur might be "long long"). */
|
|
|
676 if (getrlimit(RLIMIT_STACK, &rlp) == 0
|
|
|
677 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
|
678 # ifdef RLIM_INFINITY
|
|
|
679 && rlp.rlim_cur != RLIM_INFINITY
|
|
|
680 # endif
|
|
|
681 )
|
|
|
682 {
|
|
|
683 lim = (long)rlp.rlim_cur;
|
|
|
684 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
|
685 {
|
|
|
686 pthread_attr_t attr;
|
|
|
687 size_t size;
|
|
|
688
|
|
|
689 /* On FreeBSD the initial thread always has a fixed stack size, no
|
|
|
690 * matter what the limits are set to. Normally it's 1 Mbyte. */
|
|
|
691 pthread_attr_init(&attr);
|
|
|
692 if (pthread_attr_get_np(pthread_self(), &attr) == 0)
|
|
|
693 {
|
|
|
694 pthread_attr_getstacksize(&attr, &size);
|
|
|
695 if (lim > (long)size)
|
|
|
696 lim = (long)size;
|
|
|
697 }
|
|
|
698 pthread_attr_destroy(&attr);
|
|
|
699 }
|
|
|
700 #endif
|
|
|
701 if (stack_grows_downwards)
|
|
|
702 {
|
|
|
703 stack_limit = (char *)((long)&i - (lim / 16L * 15L));
|
|
|
704 if (stack_limit >= (char *)&i)
|
|
|
705 /* overflow, set to 1/16 of current stack position */
|
|
|
706 stack_limit = (char *)((long)&i / 16L);
|
|
|
707 }
|
|
|
708 else
|
|
|
709 {
|
|
|
710 stack_limit = (char *)((long)&i + (lim / 16L * 15L));
|
|
|
711 if (stack_limit <= (char *)&i)
|
|
|
712 stack_limit = NULL; /* overflow */
|
|
|
713 }
|
|
|
714 }
|
|
|
715 }
|
|
|
716
|
|
|
717 /*
|
|
|
718 * Return FAIL when running out of stack space.
|
|
|
719 * "p" must point to any variable local to the caller that's on the stack.
|
|
|
720 */
|
|
|
721 int
|
|
|
722 mch_stackcheck(p)
|
|
|
723 char *p;
|
|
|
724 {
|
|
|
725 if (stack_limit != NULL)
|
|
|
726 {
|
|
|
727 if (stack_grows_downwards)
|
|
|
728 {
|
|
|
729 if (p < stack_limit)
|
|
|
730 return FAIL;
|
|
|
731 }
|
|
|
732 else if (p > stack_limit)
|
|
|
733 return FAIL;
|
|
|
734 }
|
|
|
735 return OK;
|
|
|
736 }
|
|
|
737 #endif
|
|
|
738
|
|
|
739 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
740 /*
|
|
|
741 * Support for using the signal stack.
|
|
|
742 * This helps when we run out of stack space, which causes a SIGSEGV. The
|
|
|
743 * signal handler then must run on another stack, since the normal stack is
|
|
|
744 * completely full.
|
|
|
745 */
|
|
|
746
|
|
|
747 #ifndef SIGSTKSZ
|
|
|
748 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */
|
|
|
749 #endif
|
|
|
750
|
|
|
751 # ifdef HAVE_SIGALTSTACK
|
|
|
752 static stack_t sigstk; /* for sigaltstack() */
|
|
|
753 # else
|
|
|
754 static struct sigstack sigstk; /* for sigstack() */
|
|
|
755 # endif
|
|
|
756
|
|
|
757 static void init_signal_stack __ARGS((void));
|
|
|
758 static char *signal_stack;
|
|
|
759
|
|
|
760 static void
|
|
|
761 init_signal_stack()
|
|
|
762 {
|
|
|
763 if (signal_stack != NULL)
|
|
|
764 {
|
|
|
765 # ifdef HAVE_SIGALTSTACK
|
|
1375
|
766 # if defined(__APPLE__) && (!defined(MAC_OS_X_VERSION_MAX_ALLOWED) \
|
|
|
767 || MAC_OS_X_VERSION_MAX_ALLOWED <= 1040)
|
|
7
|
768 /* missing prototype. Adding it to osdef?.h.in doesn't work, because
|
|
|
769 * "struct sigaltstack" needs to be declared. */
|
|
|
770 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss));
|
|
|
771 # endif
|
|
|
772
|
|
|
773 # ifdef HAVE_SS_BASE
|
|
|
774 sigstk.ss_base = signal_stack;
|
|
|
775 # else
|
|
|
776 sigstk.ss_sp = signal_stack;
|
|
|
777 # endif
|
|
|
778 sigstk.ss_size = SIGSTKSZ;
|
|
|
779 sigstk.ss_flags = 0;
|
|
|
780 (void)sigaltstack(&sigstk, NULL);
|
|
|
781 # else
|
|
|
782 sigstk.ss_sp = signal_stack;
|
|
|
783 if (stack_grows_downwards)
|
|
|
784 sigstk.ss_sp += SIGSTKSZ - 1;
|
|
|
785 sigstk.ss_onstack = 0;
|
|
|
786 (void)sigstack(&sigstk, NULL);
|
|
|
787 # endif
|
|
|
788 }
|
|
|
789 }
|
|
|
790 #endif
|
|
|
791
|
|
|
792 /*
|
|
|
793 * We need correct potatotypes for a signal function, otherwise mean compilers
|
|
|
794 * will barf when the second argument to signal() is ``wrong''.
|
|
|
795 * Let me try it with a few tricky defines from my own osdef.h (jw).
|
|
|
796 */
|
|
|
797 #if defined(SIGWINCH)
|
|
|
798 /* ARGSUSED */
|
|
|
799 static RETSIGTYPE
|
|
|
800 sig_winch SIGDEFARG(sigarg)
|
|
|
801 {
|
|
|
802 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
803 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
|
804 do_resize = TRUE;
|
|
|
805 SIGRETURN;
|
|
|
806 }
|
|
|
807 #endif
|
|
|
808
|
|
|
809 #if defined(SIGINT)
|
|
|
810 /* ARGSUSED */
|
|
|
811 static RETSIGTYPE
|
|
|
812 catch_sigint SIGDEFARG(sigarg)
|
|
|
813 {
|
|
|
814 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
815 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
|
816 got_int = TRUE;
|
|
|
817 SIGRETURN;
|
|
|
818 }
|
|
|
819 #endif
|
|
|
820
|
|
|
821 #if defined(SIGPWR)
|
|
|
822 /* ARGSUSED */
|
|
|
823 static RETSIGTYPE
|
|
|
824 catch_sigpwr SIGDEFARG(sigarg)
|
|
|
825 {
|
|
37
|
826 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
827 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
|
7
|
828 /*
|
|
|
829 * I'm not sure we get the SIGPWR signal when the system is really going
|
|
|
830 * down or when the batteries are almost empty. Just preserve the swap
|
|
|
831 * files and don't exit, that can't do any harm.
|
|
|
832 */
|
|
|
833 ml_sync_all(FALSE, FALSE);
|
|
|
834 SIGRETURN;
|
|
|
835 }
|
|
|
836 #endif
|
|
|
837
|
|
|
838 #ifdef SET_SIG_ALARM
|
|
|
839 /*
|
|
|
840 * signal function for alarm().
|
|
|
841 */
|
|
|
842 /* ARGSUSED */
|
|
|
843 static RETSIGTYPE
|
|
|
844 sig_alarm SIGDEFARG(sigarg)
|
|
|
845 {
|
|
|
846 /* doesn't do anything, just to break a system call */
|
|
|
847 sig_alarm_called = TRUE;
|
|
|
848 SIGRETURN;
|
|
|
849 }
|
|
|
850 #endif
|
|
|
851
|
|
188
|
852 #if (defined(HAVE_SETJMP_H) \
|
|
|
853 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \
|
|
|
854 || defined(FEAT_LIBCALL))) \
|
|
|
855 || defined(PROTO)
|
|
7
|
856 /*
|
|
|
857 * A simplistic version of setjmp() that only allows one level of using.
|
|
|
858 * Don't call twice before calling mch_endjmp()!.
|
|
|
859 * Usage:
|
|
|
860 * mch_startjmp();
|
|
|
861 * if (SETJMP(lc_jump_env) != 0)
|
|
|
862 * {
|
|
|
863 * mch_didjmp();
|
|
|
864 * EMSG("crash!");
|
|
|
865 * }
|
|
|
866 * else
|
|
|
867 * {
|
|
|
868 * do_the_work;
|
|
|
869 * mch_endjmp();
|
|
|
870 * }
|
|
|
871 * Note: Can't move SETJMP() here, because a function calling setjmp() must
|
|
|
872 * not return before the saved environment is used.
|
|
|
873 * Returns OK for normal return, FAIL when the protected code caused a
|
|
|
874 * problem and LONGJMP() was used.
|
|
|
875 */
|
|
|
876 void
|
|
|
877 mch_startjmp()
|
|
|
878 {
|
|
|
879 #ifdef SIGHASARG
|
|
|
880 lc_signal = 0;
|
|
|
881 #endif
|
|
|
882 lc_active = TRUE;
|
|
|
883 }
|
|
|
884
|
|
|
885 void
|
|
|
886 mch_endjmp()
|
|
|
887 {
|
|
|
888 lc_active = FALSE;
|
|
|
889 }
|
|
|
890
|
|
|
891 void
|
|
|
892 mch_didjmp()
|
|
|
893 {
|
|
|
894 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
895 /* On FreeBSD the signal stack has to be reset after using siglongjmp(),
|
|
|
896 * otherwise catching the signal only works once. */
|
|
|
897 init_signal_stack();
|
|
|
898 # endif
|
|
|
899 }
|
|
|
900 #endif
|
|
|
901
|
|
|
902 /*
|
|
|
903 * This function handles deadly signals.
|
|
|
904 * It tries to preserve any swap file and exit properly.
|
|
|
905 * (partly from Elvis).
|
|
|
906 */
|
|
|
907 static RETSIGTYPE
|
|
|
908 deathtrap SIGDEFARG(sigarg)
|
|
|
909 {
|
|
|
910 static int entered = 0; /* count the number of times we got here.
|
|
|
911 Note: when memory has been corrupted
|
|
|
912 this may get an arbitrary value! */
|
|
|
913 #ifdef SIGHASARG
|
|
|
914 int i;
|
|
|
915 #endif
|
|
|
916
|
|
|
917 #if defined(HAVE_SETJMP_H)
|
|
|
918 /*
|
|
|
919 * Catch a crash in protected code.
|
|
|
920 * Restores the environment saved in lc_jump_env, which looks like
|
|
|
921 * SETJMP() returns 1.
|
|
|
922 */
|
|
|
923 if (lc_active)
|
|
|
924 {
|
|
|
925 # if defined(SIGHASARG)
|
|
|
926 lc_signal = sigarg;
|
|
|
927 # endif
|
|
|
928 lc_active = FALSE; /* don't jump again */
|
|
|
929 LONGJMP(lc_jump_env, 1);
|
|
|
930 /* NOTREACHED */
|
|
|
931 }
|
|
|
932 #endif
|
|
|
933
|
|
36
|
934 #ifdef SIGHASARG
|
|
1530
|
935 # ifdef SIGQUIT
|
|
|
936 /* While in mch_delay() we go to cooked mode to allow a CTRL-C to
|
|
|
937 * interrupt us. But in cooked mode we may also get SIGQUIT, e.g., when
|
|
|
938 * pressing CTRL-\, but we don't want Vim to exit then. */
|
|
|
939 if (in_mch_delay && sigarg == SIGQUIT)
|
|
|
940 SIGRETURN;
|
|
|
941 # endif
|
|
|
942
|
|
37
|
943 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return
|
|
|
944 * here. This avoids that a non-reentrant function is interrupted, e.g.,
|
|
|
945 * free(). Calling free() again may then cause a crash. */
|
|
|
946 if (entered == 0
|
|
|
947 && (0
|
|
|
948 # ifdef SIGHUP
|
|
|
949 || sigarg == SIGHUP
|
|
|
950 # endif
|
|
|
951 # ifdef SIGQUIT
|
|
|
952 || sigarg == SIGQUIT
|
|
|
953 # endif
|
|
|
954 # ifdef SIGTERM
|
|
|
955 || sigarg == SIGTERM
|
|
|
956 # endif
|
|
|
957 # ifdef SIGPWR
|
|
|
958 || sigarg == SIGPWR
|
|
|
959 # endif
|
|
|
960 # ifdef SIGUSR1
|
|
|
961 || sigarg == SIGUSR1
|
|
|
962 # endif
|
|
|
963 # ifdef SIGUSR2
|
|
|
964 || sigarg == SIGUSR2
|
|
|
965 # endif
|
|
|
966 )
|
|
413
|
967 && !vim_handle_signal(sigarg))
|
|
36
|
968 SIGRETURN;
|
|
|
969 #endif
|
|
|
970
|
|
7
|
971 /* Remember how often we have been called. */
|
|
|
972 ++entered;
|
|
|
973
|
|
|
974 #ifdef FEAT_EVAL
|
|
|
975 /* Set the v:dying variable. */
|
|
|
976 set_vim_var_nr(VV_DYING, (long)entered);
|
|
|
977 #endif
|
|
|
978
|
|
180
|
979 #ifdef HAVE_STACK_LIMIT
|
|
7
|
980 /* Since we are now using the signal stack, need to reset the stack
|
|
|
981 * limit. Otherwise using a regexp will fail. */
|
|
|
982 get_stack_limit();
|
|
|
983 #endif
|
|
|
984
|
|
758
|
985 #if 0
|
|
|
986 /* This is for opening gdb the moment Vim crashes.
|
|
|
987 * You need to manually adjust the file name and Vim executable name.
|
|
|
988 * Suggested by SungHyun Nam. */
|
|
|
989 {
|
|
|
990 # define VI_GDB_FILE "/tmp/vimgdb"
|
|
|
991 # define VIM_NAME "/usr/bin/vim"
|
|
|
992 FILE *fp = fopen(VI_GDB_FILE, "w");
|
|
|
993 if (fp)
|
|
|
994 {
|
|
|
995 fprintf(fp,
|
|
|
996 "file %s\n"
|
|
|
997 "attach %d\n"
|
|
|
998 "set height 1000\n"
|
|
|
999 "bt full\n"
|
|
|
1000 , VIM_NAME, getpid());
|
|
|
1001 fclose(fp);
|
|
|
1002 system("xterm -e gdb -x "VI_GDB_FILE);
|
|
|
1003 unlink(VI_GDB_FILE);
|
|
|
1004 }
|
|
|
1005 }
|
|
|
1006 #endif
|
|
|
1007
|
|
7
|
1008 #ifdef SIGHASARG
|
|
|
1009 /* try to find the name of this signal */
|
|
|
1010 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
1011 if (sigarg == signal_info[i].sig)
|
|
|
1012 break;
|
|
|
1013 deadly_signal = sigarg;
|
|
|
1014 #endif
|
|
|
1015
|
|
|
1016 full_screen = FALSE; /* don't write message to the GUI, it might be
|
|
|
1017 * part of the problem... */
|
|
|
1018 /*
|
|
|
1019 * If something goes wrong after entering here, we may get here again.
|
|
|
1020 * When this happens, give a message and try to exit nicely (resetting the
|
|
|
1021 * terminal mode, etc.)
|
|
|
1022 * When this happens twice, just exit, don't even try to give a message,
|
|
|
1023 * stack may be corrupt or something weird.
|
|
|
1024 * When this still happens again (or memory was corrupted in such a way
|
|
|
1025 * that "entered" was clobbered) use _exit(), don't try freeing resources.
|
|
|
1026 */
|
|
|
1027 if (entered >= 3)
|
|
|
1028 {
|
|
|
1029 reset_signals(); /* don't catch any signals anymore */
|
|
|
1030 may_core_dump();
|
|
|
1031 if (entered >= 4)
|
|
|
1032 _exit(8);
|
|
|
1033 exit(7);
|
|
|
1034 }
|
|
|
1035 if (entered == 2)
|
|
|
1036 {
|
|
|
1037 OUT_STR(_("Vim: Double signal, exiting\n"));
|
|
|
1038 out_flush();
|
|
|
1039 getout(1);
|
|
|
1040 }
|
|
|
1041
|
|
|
1042 #ifdef SIGHASARG
|
|
|
1043 sprintf((char *)IObuff, _("Vim: Caught deadly signal %s\n"),
|
|
|
1044 signal_info[i].name);
|
|
|
1045 #else
|
|
|
1046 sprintf((char *)IObuff, _("Vim: Caught deadly signal\n"));
|
|
|
1047 #endif
|
|
|
1048 preserve_exit(); /* preserve files and exit */
|
|
|
1049
|
|
33
|
1050 #ifdef NBDEBUG
|
|
|
1051 reset_signals();
|
|
|
1052 may_core_dump();
|
|
|
1053 abort();
|
|
|
1054 #endif
|
|
|
1055
|
|
7
|
1056 SIGRETURN;
|
|
|
1057 }
|
|
|
1058
|
|
|
1059 #ifdef _REENTRANT
|
|
|
1060 /*
|
|
|
1061 * On Solaris with multi-threading, suspending might not work immediately.
|
|
|
1062 * Catch the SIGCONT signal, which will be used as an indication whether the
|
|
|
1063 * suspending has been done or not.
|
|
|
1064 */
|
|
|
1065 static int sigcont_received;
|
|
|
1066 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG);
|
|
|
1067
|
|
|
1068 /*
|
|
|
1069 * signal handler for SIGCONT
|
|
|
1070 */
|
|
|
1071 /* ARGSUSED */
|
|
|
1072 static RETSIGTYPE
|
|
|
1073 sigcont_handler SIGDEFARG(sigarg)
|
|
|
1074 {
|
|
|
1075 sigcont_received = TRUE;
|
|
|
1076 SIGRETURN;
|
|
|
1077 }
|
|
|
1078 #endif
|
|
|
1079
|
|
|
1080 /*
|
|
|
1081 * If the machine has job control, use it to suspend the program,
|
|
|
1082 * otherwise fake it by starting a new shell.
|
|
|
1083 */
|
|
|
1084 void
|
|
|
1085 mch_suspend()
|
|
|
1086 {
|
|
|
1087 /* BeOS does have SIGTSTP, but it doesn't work. */
|
|
|
1088 #if defined(SIGTSTP) && !defined(__BEOS__)
|
|
|
1089 out_flush(); /* needed to make cursor visible on some systems */
|
|
|
1090 settmode(TMODE_COOK);
|
|
|
1091 out_flush(); /* needed to disable mouse on some systems */
|
|
|
1092
|
|
|
1093 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
|
1094 /* Since we are going to sleep, we can't respond to requests for the X
|
|
|
1095 * selections. Lose them, otherwise other applications will hang. But
|
|
|
1096 * first copy the text to cut buffer 0. */
|
|
|
1097 if (clip_star.owned || clip_plus.owned)
|
|
|
1098 {
|
|
|
1099 x11_export_final_selection();
|
|
|
1100 if (clip_star.owned)
|
|
|
1101 clip_lose_selection(&clip_star);
|
|
|
1102 if (clip_plus.owned)
|
|
|
1103 clip_lose_selection(&clip_plus);
|
|
|
1104 if (x11_display != NULL)
|
|
|
1105 XFlush(x11_display);
|
|
|
1106 }
|
|
|
1107 # endif
|
|
|
1108
|
|
|
1109 # ifdef _REENTRANT
|
|
|
1110 sigcont_received = FALSE;
|
|
|
1111 # endif
|
|
|
1112 kill(0, SIGTSTP); /* send ourselves a STOP signal */
|
|
|
1113 # ifdef _REENTRANT
|
|
|
1114 /* When we didn't suspend immediately in the kill(), do it now. Happens
|
|
|
1115 * on multi-threaded Solaris. */
|
|
|
1116 if (!sigcont_received)
|
|
|
1117 pause();
|
|
|
1118 # endif
|
|
|
1119
|
|
|
1120 # ifdef FEAT_TITLE
|
|
|
1121 /*
|
|
|
1122 * Set oldtitle to NULL, so the current title is obtained again.
|
|
|
1123 */
|
|
|
1124 vim_free(oldtitle);
|
|
|
1125 oldtitle = NULL;
|
|
|
1126 # endif
|
|
|
1127 settmode(TMODE_RAW);
|
|
|
1128 need_check_timestamps = TRUE;
|
|
|
1129 did_check_timestamps = FALSE;
|
|
|
1130 #else
|
|
|
1131 suspend_shell();
|
|
|
1132 #endif
|
|
|
1133 }
|
|
|
1134
|
|
|
1135 void
|
|
|
1136 mch_init()
|
|
|
1137 {
|
|
|
1138 Columns = 80;
|
|
|
1139 Rows = 24;
|
|
|
1140
|
|
|
1141 out_flush();
|
|
|
1142 set_signals();
|
|
167
|
1143
|
|
765
|
1144 #ifdef MACOS_CONVERT
|
|
167
|
1145 mac_conv_init();
|
|
|
1146 #endif
|
|
7
|
1147 }
|
|
|
1148
|
|
|
1149 static void
|
|
|
1150 set_signals()
|
|
|
1151 {
|
|
|
1152 #if defined(SIGWINCH)
|
|
|
1153 /*
|
|
|
1154 * WINDOW CHANGE signal is handled with sig_winch().
|
|
|
1155 */
|
|
|
1156 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
|
1157 #endif
|
|
|
1158
|
|
|
1159 /*
|
|
|
1160 * We want the STOP signal to work, to make mch_suspend() work.
|
|
|
1161 * For "rvim" the STOP signal is ignored.
|
|
|
1162 */
|
|
|
1163 #ifdef SIGTSTP
|
|
|
1164 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
|
1165 #endif
|
|
|
1166 #ifdef _REENTRANT
|
|
|
1167 signal(SIGCONT, sigcont_handler);
|
|
|
1168 #endif
|
|
|
1169
|
|
|
1170 /*
|
|
|
1171 * We want to ignore breaking of PIPEs.
|
|
|
1172 */
|
|
|
1173 #ifdef SIGPIPE
|
|
|
1174 signal(SIGPIPE, SIG_IGN);
|
|
|
1175 #endif
|
|
|
1176
|
|
|
1177 #ifdef SIGINT
|
|
167
|
1178 catch_int_signal();
|
|
7
|
1179 #endif
|
|
|
1180
|
|
|
1181 /*
|
|
|
1182 * Ignore alarm signals (Perl's alarm() generates it).
|
|
|
1183 */
|
|
|
1184 #ifdef SIGALRM
|
|
|
1185 signal(SIGALRM, SIG_IGN);
|
|
|
1186 #endif
|
|
|
1187
|
|
|
1188 /*
|
|
|
1189 * Catch SIGPWR (power failure?) to preserve the swap files, so that no
|
|
|
1190 * work will be lost.
|
|
|
1191 */
|
|
|
1192 #ifdef SIGPWR
|
|
|
1193 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
|
|
1194 #endif
|
|
|
1195
|
|
|
1196 /*
|
|
|
1197 * Arrange for other signals to gracefully shutdown Vim.
|
|
|
1198 */
|
|
|
1199 catch_signals(deathtrap, SIG_ERR);
|
|
|
1200
|
|
|
1201 #if defined(FEAT_GUI) && defined(SIGHUP)
|
|
|
1202 /*
|
|
|
1203 * When the GUI is running, ignore the hangup signal.
|
|
|
1204 */
|
|
|
1205 if (gui.in_use)
|
|
|
1206 signal(SIGHUP, SIG_IGN);
|
|
|
1207 #endif
|
|
|
1208 }
|
|
|
1209
|
|
167
|
1210 #if defined(SIGINT) || defined(PROTO)
|
|
|
1211 /*
|
|
|
1212 * Catch CTRL-C (only works while in Cooked mode).
|
|
|
1213 */
|
|
|
1214 static void
|
|
|
1215 catch_int_signal()
|
|
|
1216 {
|
|
|
1217 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
|
1218 }
|
|
|
1219 #endif
|
|
|
1220
|
|
7
|
1221 void
|
|
|
1222 reset_signals()
|
|
|
1223 {
|
|
|
1224 catch_signals(SIG_DFL, SIG_DFL);
|
|
|
1225 #ifdef _REENTRANT
|
|
|
1226 /* SIGCONT isn't in the list, because its default action is ignore */
|
|
|
1227 signal(SIGCONT, SIG_DFL);
|
|
|
1228 #endif
|
|
|
1229 }
|
|
|
1230
|
|
|
1231 static void
|
|
|
1232 catch_signals(func_deadly, func_other)
|
|
|
1233 RETSIGTYPE (*func_deadly)();
|
|
|
1234 RETSIGTYPE (*func_other)();
|
|
|
1235 {
|
|
|
1236 int i;
|
|
|
1237
|
|
|
1238 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
1239 if (signal_info[i].deadly)
|
|
|
1240 {
|
|
|
1241 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION)
|
|
|
1242 struct sigaction sa;
|
|
|
1243
|
|
|
1244 /* Setup to use the alternate stack for the signal function. */
|
|
|
1245 sa.sa_handler = func_deadly;
|
|
|
1246 sigemptyset(&sa.sa_mask);
|
|
|
1247 # if defined(__linux__) && defined(_REENTRANT)
|
|
|
1248 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in
|
|
|
1249 * thread handling in combination with using the alternate stack:
|
|
|
1250 * pthread library functions try to use the stack pointer to
|
|
|
1251 * identify the current thread, causing a SEGV signal, which
|
|
|
1252 * recursively calls deathtrap() and hangs. */
|
|
|
1253 sa.sa_flags = 0;
|
|
|
1254 # else
|
|
|
1255 sa.sa_flags = SA_ONSTACK;
|
|
|
1256 # endif
|
|
|
1257 sigaction(signal_info[i].sig, &sa, NULL);
|
|
|
1258 #else
|
|
|
1259 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC)
|
|
|
1260 struct sigvec sv;
|
|
|
1261
|
|
|
1262 /* Setup to use the alternate stack for the signal function. */
|
|
|
1263 sv.sv_handler = func_deadly;
|
|
|
1264 sv.sv_mask = 0;
|
|
|
1265 sv.sv_flags = SV_ONSTACK;
|
|
|
1266 sigvec(signal_info[i].sig, &sv, NULL);
|
|
|
1267 # else
|
|
|
1268 signal(signal_info[i].sig, func_deadly);
|
|
|
1269 # endif
|
|
|
1270 #endif
|
|
|
1271 }
|
|
|
1272 else if (func_other != SIG_ERR)
|
|
|
1273 signal(signal_info[i].sig, func_other);
|
|
|
1274 }
|
|
|
1275
|
|
|
1276 /*
|
|
37
|
1277 * Handling of SIGHUP, SIGQUIT and SIGTERM:
|
|
1146
|
1278 * "when" == a signal: when busy, postpone and return FALSE, otherwise
|
|
|
1279 * return TRUE
|
|
|
1280 * "when" == SIGNAL_BLOCK: Going to be busy, block signals
|
|
|
1281 * "when" == SIGNAL_UNBLOCK: Going to wait, unblock signals, use postponed
|
|
|
1282 * signal
|
|
36
|
1283 * Returns TRUE when Vim should exit.
|
|
|
1284 */
|
|
|
1285 int
|
|
413
|
1286 vim_handle_signal(sig)
|
|
37
|
1287 int sig;
|
|
36
|
1288 {
|
|
37
|
1289 static int got_signal = 0;
|
|
|
1290 static int blocked = TRUE;
|
|
|
1291
|
|
|
1292 switch (sig)
|
|
36
|
1293 {
|
|
37
|
1294 case SIGNAL_BLOCK: blocked = TRUE;
|
|
|
1295 break;
|
|
|
1296
|
|
|
1297 case SIGNAL_UNBLOCK: blocked = FALSE;
|
|
|
1298 if (got_signal != 0)
|
|
|
1299 {
|
|
|
1300 kill(getpid(), got_signal);
|
|
|
1301 got_signal = 0;
|
|
|
1302 }
|
|
|
1303 break;
|
|
|
1304
|
|
|
1305 default: if (!blocked)
|
|
36
|
1306 return TRUE; /* exit! */
|
|
37
|
1307 got_signal = sig;
|
|
|
1308 #ifdef SIGPWR
|
|
|
1309 if (sig != SIGPWR)
|
|
|
1310 #endif
|
|
|
1311 got_int = TRUE; /* break any loops */
|
|
36
|
1312 break;
|
|
|
1313 }
|
|
|
1314 return FALSE;
|
|
|
1315 }
|
|
|
1316
|
|
|
1317 /*
|
|
7
|
1318 * Check_win checks whether we have an interactive stdout.
|
|
|
1319 */
|
|
|
1320 /* ARGSUSED */
|
|
|
1321 int
|
|
|
1322 mch_check_win(argc, argv)
|
|
|
1323 int argc;
|
|
|
1324 char **argv;
|
|
|
1325 {
|
|
|
1326 #ifdef OS2
|
|
|
1327 /*
|
|
|
1328 * Store argv[0], may be used for $VIM. Only use it if it is an absolute
|
|
|
1329 * name, mostly it's just "vim" and found in the path, which is unusable.
|
|
|
1330 */
|
|
|
1331 if (mch_isFullName(argv[0]))
|
|
|
1332 exe_name = vim_strsave((char_u *)argv[0]);
|
|
|
1333 #endif
|
|
|
1334 if (isatty(1))
|
|
|
1335 return OK;
|
|
|
1336 return FAIL;
|
|
|
1337 }
|
|
|
1338
|
|
|
1339 /*
|
|
|
1340 * Return TRUE if the input comes from a terminal, FALSE otherwise.
|
|
|
1341 */
|
|
|
1342 int
|
|
|
1343 mch_input_isatty()
|
|
|
1344 {
|
|
|
1345 if (isatty(read_cmd_fd))
|
|
|
1346 return TRUE;
|
|
|
1347 return FALSE;
|
|
|
1348 }
|
|
|
1349
|
|
|
1350 #ifdef FEAT_X11
|
|
|
1351
|
|
|
1352 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \
|
|
|
1353 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE))
|
|
|
1354
|
|
|
1355 static void xopen_message __ARGS((struct timeval *tvp));
|
|
|
1356
|
|
|
1357 /*
|
|
|
1358 * Give a message about the elapsed time for opening the X window.
|
|
|
1359 */
|
|
|
1360 static void
|
|
|
1361 xopen_message(tvp)
|
|
|
1362 struct timeval *tvp; /* must contain start time */
|
|
|
1363 {
|
|
|
1364 struct timeval end_tv;
|
|
|
1365
|
|
|
1366 /* Compute elapsed time. */
|
|
|
1367 gettimeofday(&end_tv, NULL);
|
|
|
1368 smsg((char_u *)_("Opening the X display took %ld msec"),
|
|
|
1369 (end_tv.tv_sec - tvp->tv_sec) * 1000L
|
|
273
|
1370 + (end_tv.tv_usec - tvp->tv_usec) / 1000L);
|
|
7
|
1371 }
|
|
|
1372 # endif
|
|
|
1373 #endif
|
|
|
1374
|
|
|
1375 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))
|
|
|
1376 /*
|
|
|
1377 * A few functions shared by X11 title and clipboard code.
|
|
|
1378 */
|
|
|
1379 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
|
1380 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
|
1381 static int x_connect_to_server __ARGS((void));
|
|
|
1382 static int test_x11_window __ARGS((Display *dpy));
|
|
|
1383
|
|
|
1384 static int got_x_error = FALSE;
|
|
|
1385
|
|
|
1386 /*
|
|
|
1387 * X Error handler, otherwise X just exits! (very rude) -- webb
|
|
|
1388 */
|
|
|
1389 static int
|
|
|
1390 x_error_handler(dpy, error_event)
|
|
|
1391 Display *dpy;
|
|
|
1392 XErrorEvent *error_event;
|
|
|
1393 {
|
|
42
|
1394 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE);
|
|
7
|
1395 STRCAT(IObuff, _("\nVim: Got X error\n"));
|
|
|
1396
|
|
|
1397 /* We cannot print a message and continue, because no X calls are allowed
|
|
|
1398 * here (causes my system to hang). Silently continuing might be an
|
|
|
1399 * alternative... */
|
|
|
1400 preserve_exit(); /* preserve files and exit */
|
|
|
1401
|
|
|
1402 return 0; /* NOTREACHED */
|
|
|
1403 }
|
|
|
1404
|
|
|
1405 /*
|
|
|
1406 * Another X Error handler, just used to check for errors.
|
|
|
1407 */
|
|
|
1408 /* ARGSUSED */
|
|
|
1409 static int
|
|
|
1410 x_error_check(dpy, error_event)
|
|
|
1411 Display *dpy;
|
|
|
1412 XErrorEvent *error_event;
|
|
|
1413 {
|
|
|
1414 got_x_error = TRUE;
|
|
|
1415 return 0;
|
|
|
1416 }
|
|
|
1417
|
|
|
1418 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
|
|
|
1419 # if defined(HAVE_SETJMP_H)
|
|
|
1420 /*
|
|
|
1421 * An X IO Error handler, used to catch error while opening the display.
|
|
|
1422 */
|
|
|
1423 static int x_IOerror_check __ARGS((Display *dpy));
|
|
|
1424
|
|
|
1425 /* ARGSUSED */
|
|
|
1426 static int
|
|
|
1427 x_IOerror_check(dpy)
|
|
|
1428 Display *dpy;
|
|
|
1429 {
|
|
|
1430 /* This function should not return, it causes exit(). Longjump instead. */
|
|
|
1431 LONGJMP(lc_jump_env, 1);
|
|
|
1432 /*NOTREACHED*/
|
|
|
1433 return 0;
|
|
|
1434 }
|
|
|
1435 # endif
|
|
|
1436
|
|
|
1437 /*
|
|
|
1438 * An X IO Error handler, used to catch terminal errors.
|
|
|
1439 */
|
|
|
1440 static int x_IOerror_handler __ARGS((Display *dpy));
|
|
|
1441
|
|
|
1442 /* ARGSUSED */
|
|
|
1443 static int
|
|
|
1444 x_IOerror_handler(dpy)
|
|
|
1445 Display *dpy;
|
|
|
1446 {
|
|
|
1447 xterm_dpy = NULL;
|
|
|
1448 x11_window = 0;
|
|
|
1449 x11_display = NULL;
|
|
|
1450 xterm_Shell = (Widget)0;
|
|
|
1451
|
|
|
1452 /* This function should not return, it causes exit(). Longjump instead. */
|
|
|
1453 LONGJMP(x_jump_env, 1);
|
|
|
1454 /*NOTREACHED*/
|
|
|
1455 return 0;
|
|
|
1456 }
|
|
|
1457 #endif
|
|
|
1458
|
|
|
1459 /*
|
|
|
1460 * Return TRUE when connection to the X server is desired.
|
|
|
1461 */
|
|
|
1462 static int
|
|
|
1463 x_connect_to_server()
|
|
|
1464 {
|
|
|
1465 regmatch_T regmatch;
|
|
|
1466
|
|
|
1467 #if defined(FEAT_CLIENTSERVER)
|
|
|
1468 if (x_force_connect)
|
|
|
1469 return TRUE;
|
|
|
1470 #endif
|
|
|
1471 if (x_no_connect)
|
|
|
1472 return FALSE;
|
|
|
1473
|
|
|
1474 /* Check for a match with "exclude:" from 'clipboard'. */
|
|
|
1475 if (clip_exclude_prog != NULL)
|
|
|
1476 {
|
|
|
1477 regmatch.rm_ic = FALSE; /* Don't ignore case */
|
|
|
1478 regmatch.regprog = clip_exclude_prog;
|
|
|
1479 if (vim_regexec(®match, T_NAME, (colnr_T)0))
|
|
|
1480 return FALSE;
|
|
|
1481 }
|
|
|
1482 return TRUE;
|
|
|
1483 }
|
|
|
1484
|
|
|
1485 /*
|
|
|
1486 * Test if "dpy" and x11_window are valid by getting the window title.
|
|
|
1487 * I don't actually want it yet, so there may be a simpler call to use, but
|
|
|
1488 * this will cause the error handler x_error_check() to be called if anything
|
|
|
1489 * is wrong, such as the window pointer being invalid (as can happen when the
|
|
|
1490 * user changes his DISPLAY, but not his WINDOWID) -- webb
|
|
|
1491 */
|
|
|
1492 static int
|
|
|
1493 test_x11_window(dpy)
|
|
|
1494 Display *dpy;
|
|
|
1495 {
|
|
|
1496 int (*old_handler)();
|
|
|
1497 XTextProperty text_prop;
|
|
|
1498
|
|
|
1499 old_handler = XSetErrorHandler(x_error_check);
|
|
|
1500 got_x_error = FALSE;
|
|
|
1501 if (XGetWMName(dpy, x11_window, &text_prop))
|
|
|
1502 XFree((void *)text_prop.value);
|
|
|
1503 XSync(dpy, False);
|
|
|
1504 (void)XSetErrorHandler(old_handler);
|
|
|
1505
|
|
|
1506 if (p_verbose > 0 && got_x_error)
|
|
292
|
1507 verb_msg((char_u *)_("Testing the X display failed"));
|
|
7
|
1508
|
|
|
1509 return (got_x_error ? FAIL : OK);
|
|
|
1510 }
|
|
|
1511 #endif
|
|
|
1512
|
|
|
1513 #ifdef FEAT_TITLE
|
|
|
1514
|
|
|
1515 #ifdef FEAT_X11
|
|
|
1516
|
|
|
1517 static int get_x11_thing __ARGS((int get_title, int test_only));
|
|
|
1518
|
|
|
1519 /*
|
|
|
1520 * try to get x11 window and display
|
|
|
1521 *
|
|
|
1522 * return FAIL for failure, OK otherwise
|
|
|
1523 */
|
|
|
1524 static int
|
|
|
1525 get_x11_windis()
|
|
|
1526 {
|
|
|
1527 char *winid;
|
|
|
1528 static int result = -1;
|
|
|
1529 #define XD_NONE 0 /* x11_display not set here */
|
|
|
1530 #define XD_HERE 1 /* x11_display opened here */
|
|
|
1531 #define XD_GUI 2 /* x11_display used from gui.dpy */
|
|
|
1532 #define XD_XTERM 3 /* x11_display used from xterm_dpy */
|
|
|
1533 static int x11_display_from = XD_NONE;
|
|
|
1534 static int did_set_error_handler = FALSE;
|
|
|
1535
|
|
|
1536 if (!did_set_error_handler)
|
|
|
1537 {
|
|
|
1538 /* X just exits if it finds an error otherwise! */
|
|
|
1539 (void)XSetErrorHandler(x_error_handler);
|
|
|
1540 did_set_error_handler = TRUE;
|
|
|
1541 }
|
|
|
1542
|
|
574
|
1543 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
|
|
7
|
1544 if (gui.in_use)
|
|
|
1545 {
|
|
|
1546 /*
|
|
|
1547 * If the X11 display was opened here before, for the window where Vim
|
|
|
1548 * was started, close that one now to avoid a memory leak.
|
|
|
1549 */
|
|
|
1550 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
|
1551 {
|
|
|
1552 XCloseDisplay(x11_display);
|
|
|
1553 x11_display_from = XD_NONE;
|
|
|
1554 }
|
|
|
1555 if (gui_get_x11_windis(&x11_window, &x11_display) == OK)
|
|
|
1556 {
|
|
|
1557 x11_display_from = XD_GUI;
|
|
|
1558 return OK;
|
|
|
1559 }
|
|
|
1560 x11_display = NULL;
|
|
|
1561 return FAIL;
|
|
|
1562 }
|
|
|
1563 else if (x11_display_from == XD_GUI)
|
|
|
1564 {
|
|
|
1565 /* GUI must have stopped somehow, clear x11_display */
|
|
|
1566 x11_window = 0;
|
|
|
1567 x11_display = NULL;
|
|
|
1568 x11_display_from = XD_NONE;
|
|
|
1569 }
|
|
|
1570 #endif
|
|
|
1571
|
|
|
1572 /* When started with the "-X" argument, don't try connecting. */
|
|
|
1573 if (!x_connect_to_server())
|
|
|
1574 return FAIL;
|
|
|
1575
|
|
|
1576 /*
|
|
|
1577 * If WINDOWID not set, should try another method to find out
|
|
|
1578 * what the current window number is. The only code I know for
|
|
|
1579 * this is very complicated.
|
|
|
1580 * We assume that zero is invalid for WINDOWID.
|
|
|
1581 */
|
|
|
1582 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL)
|
|
|
1583 x11_window = (Window)atol(winid);
|
|
|
1584
|
|
|
1585 #ifdef FEAT_XCLIPBOARD
|
|
|
1586 if (xterm_dpy != NULL && x11_window != 0)
|
|
|
1587 {
|
|
1450
|
1588 /* We may have checked it already, but Gnome terminal can move us to
|
|
|
1589 * another window, so we need to check every time. */
|
|
|
1590 if (x11_display_from != XD_XTERM)
|
|
|
1591 {
|
|
|
1592 /*
|
|
|
1593 * If the X11 display was opened here before, for the window where
|
|
|
1594 * Vim was started, close that one now to avoid a memory leak.
|
|
|
1595 */
|
|
|
1596 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
|
1597 XCloseDisplay(x11_display);
|
|
|
1598 x11_display = xterm_dpy;
|
|
|
1599 x11_display_from = XD_XTERM;
|
|
|
1600 }
|
|
7
|
1601 if (test_x11_window(x11_display) == FAIL)
|
|
|
1602 {
|
|
|
1603 /* probably bad $WINDOWID */
|
|
|
1604 x11_window = 0;
|
|
|
1605 x11_display = NULL;
|
|
|
1606 x11_display_from = XD_NONE;
|
|
|
1607 return FAIL;
|
|
|
1608 }
|
|
|
1609 return OK;
|
|
|
1610 }
|
|
|
1611 #endif
|
|
|
1612
|
|
|
1613 if (x11_window == 0 || x11_display == NULL)
|
|
|
1614 result = -1;
|
|
|
1615
|
|
|
1616 if (result != -1) /* Have already been here and set this */
|
|
|
1617 return result; /* Don't do all these X calls again */
|
|
|
1618
|
|
|
1619 if (x11_window != 0 && x11_display == NULL)
|
|
|
1620 {
|
|
|
1621 #ifdef SET_SIG_ALARM
|
|
|
1622 RETSIGTYPE (*sig_save)();
|
|
|
1623 #endif
|
|
|
1624 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
1625 struct timeval start_tv;
|
|
|
1626
|
|
|
1627 if (p_verbose > 0)
|
|
|
1628 gettimeofday(&start_tv, NULL);
|
|
|
1629 #endif
|
|
|
1630
|
|
|
1631 #ifdef SET_SIG_ALARM
|
|
|
1632 /*
|
|
|
1633 * Opening the Display may hang if the DISPLAY setting is wrong, or
|
|
|
1634 * the network connection is bad. Set an alarm timer to get out.
|
|
|
1635 */
|
|
|
1636 sig_alarm_called = FALSE;
|
|
|
1637 sig_save = (RETSIGTYPE (*)())signal(SIGALRM,
|
|
|
1638 (RETSIGTYPE (*)())sig_alarm);
|
|
|
1639 alarm(2);
|
|
|
1640 #endif
|
|
|
1641 x11_display = XOpenDisplay(NULL);
|
|
|
1642
|
|
|
1643 #ifdef SET_SIG_ALARM
|
|
|
1644 alarm(0);
|
|
|
1645 signal(SIGALRM, (RETSIGTYPE (*)())sig_save);
|
|
|
1646 if (p_verbose > 0 && sig_alarm_called)
|
|
292
|
1647 verb_msg((char_u *)_("Opening the X display timed out"));
|
|
7
|
1648 #endif
|
|
|
1649 if (x11_display != NULL)
|
|
|
1650 {
|
|
|
1651 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
1652 if (p_verbose > 0)
|
|
292
|
1653 {
|
|
|
1654 verbose_enter();
|
|
7
|
1655 xopen_message(&start_tv);
|
|
292
|
1656 verbose_leave();
|
|
|
1657 }
|
|
7
|
1658 # endif
|
|
|
1659 if (test_x11_window(x11_display) == FAIL)
|
|
|
1660 {
|
|
|
1661 /* Maybe window id is bad */
|
|
|
1662 x11_window = 0;
|
|
|
1663 XCloseDisplay(x11_display);
|
|
|
1664 x11_display = NULL;
|
|
|
1665 }
|
|
|
1666 else
|
|
|
1667 x11_display_from = XD_HERE;
|
|
|
1668 }
|
|
|
1669 }
|
|
|
1670 if (x11_window == 0 || x11_display == NULL)
|
|
|
1671 return (result = FAIL);
|
|
|
1672 return (result = OK);
|
|
|
1673 }
|
|
|
1674
|
|
|
1675 /*
|
|
|
1676 * Determine original x11 Window Title
|
|
|
1677 */
|
|
|
1678 static int
|
|
|
1679 get_x11_title(test_only)
|
|
|
1680 int test_only;
|
|
|
1681 {
|
|
32
|
1682 return get_x11_thing(TRUE, test_only);
|
|
7
|
1683 }
|
|
|
1684
|
|
|
1685 /*
|
|
|
1686 * Determine original x11 Window icon
|
|
|
1687 */
|
|
|
1688 static int
|
|
|
1689 get_x11_icon(test_only)
|
|
|
1690 int test_only;
|
|
|
1691 {
|
|
|
1692 int retval = FALSE;
|
|
|
1693
|
|
|
1694 retval = get_x11_thing(FALSE, test_only);
|
|
|
1695
|
|
|
1696 /* could not get old icon, use terminal name */
|
|
|
1697 if (oldicon == NULL && !test_only)
|
|
|
1698 {
|
|
|
1699 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
|
1700 oldicon = T_NAME + 8;
|
|
|
1701 else
|
|
|
1702 oldicon = T_NAME;
|
|
|
1703 }
|
|
|
1704
|
|
|
1705 return retval;
|
|
|
1706 }
|
|
|
1707
|
|
|
1708 static int
|
|
|
1709 get_x11_thing(get_title, test_only)
|
|
|
1710 int get_title; /* get title string */
|
|
|
1711 int test_only;
|
|
|
1712 {
|
|
|
1713 XTextProperty text_prop;
|
|
|
1714 int retval = FALSE;
|
|
|
1715 Status status;
|
|
|
1716
|
|
|
1717 if (get_x11_windis() == OK)
|
|
|
1718 {
|
|
|
1719 /* Get window/icon name if any */
|
|
|
1720 if (get_title)
|
|
|
1721 status = XGetWMName(x11_display, x11_window, &text_prop);
|
|
|
1722 else
|
|
|
1723 status = XGetWMIconName(x11_display, x11_window, &text_prop);
|
|
|
1724
|
|
|
1725 /*
|
|
|
1726 * If terminal is xterm, then x11_window may be a child window of the
|
|
|
1727 * outer xterm window that actually contains the window/icon name, so
|
|
|
1728 * keep traversing up the tree until a window with a title/icon is
|
|
|
1729 * found.
|
|
|
1730 */
|
|
|
1731 /* Previously this was only done for xterm and alikes. I don't see a
|
|
|
1732 * reason why it would fail for other terminal emulators.
|
|
|
1733 * if (term_is_xterm) */
|
|
|
1734 {
|
|
|
1735 Window root;
|
|
|
1736 Window parent;
|
|
|
1737 Window win = x11_window;
|
|
|
1738 Window *children;
|
|
|
1739 unsigned int num_children;
|
|
|
1740
|
|
|
1741 while (!status || text_prop.value == NULL)
|
|
|
1742 {
|
|
|
1743 if (!XQueryTree(x11_display, win, &root, &parent, &children,
|
|
|
1744 &num_children))
|
|
|
1745 break;
|
|
|
1746 if (children)
|
|
|
1747 XFree((void *)children);
|
|
|
1748 if (parent == root || parent == 0)
|
|
|
1749 break;
|
|
|
1750
|
|
|
1751 win = parent;
|
|
|
1752 if (get_title)
|
|
|
1753 status = XGetWMName(x11_display, win, &text_prop);
|
|
|
1754 else
|
|
|
1755 status = XGetWMIconName(x11_display, win, &text_prop);
|
|
|
1756 }
|
|
|
1757 }
|
|
|
1758 if (status && text_prop.value != NULL)
|
|
|
1759 {
|
|
|
1760 retval = TRUE;
|
|
|
1761 if (!test_only)
|
|
|
1762 {
|
|
|
1763 #ifdef FEAT_XFONTSET
|
|
|
1764 if (text_prop.encoding == XA_STRING)
|
|
|
1765 {
|
|
|
1766 #endif
|
|
|
1767 if (get_title)
|
|
|
1768 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
|
1769 else
|
|
|
1770 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
|
1771 #ifdef FEAT_XFONTSET
|
|
|
1772 }
|
|
|
1773 else
|
|
|
1774 {
|
|
|
1775 char **cl;
|
|
|
1776 Status transform_status;
|
|
|
1777 int n = 0;
|
|
|
1778
|
|
|
1779 transform_status = XmbTextPropertyToTextList(x11_display,
|
|
|
1780 &text_prop,
|
|
|
1781 &cl, &n);
|
|
|
1782 if (transform_status >= Success && n > 0 && cl[0])
|
|
|
1783 {
|
|
|
1784 if (get_title)
|
|
|
1785 oldtitle = vim_strsave((char_u *) cl[0]);
|
|
|
1786 else
|
|
|
1787 oldicon = vim_strsave((char_u *) cl[0]);
|
|
|
1788 XFreeStringList(cl);
|
|
|
1789 }
|
|
|
1790 else
|
|
|
1791 {
|
|
|
1792 if (get_title)
|
|
|
1793 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
|
1794 else
|
|
|
1795 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
|
1796 }
|
|
|
1797 }
|
|
|
1798 #endif
|
|
|
1799 }
|
|
|
1800 XFree((void *)text_prop.value);
|
|
|
1801 }
|
|
|
1802 }
|
|
|
1803 return retval;
|
|
|
1804 }
|
|
|
1805
|
|
|
1806 /* Are Xutf8 functions available? Avoid error from old compilers. */
|
|
|
1807 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
|
|
|
1808 # if X_HAVE_UTF8_STRING
|
|
|
1809 # define USE_UTF8_STRING
|
|
|
1810 # endif
|
|
|
1811 #endif
|
|
|
1812
|
|
|
1813 /*
|
|
|
1814 * Set x11 Window Title
|
|
|
1815 *
|
|
|
1816 * get_x11_windis() must be called before this and have returned OK
|
|
|
1817 */
|
|
|
1818 static void
|
|
|
1819 set_x11_title(title)
|
|
|
1820 char_u *title;
|
|
|
1821 {
|
|
|
1822 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING
|
|
|
1823 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't
|
|
|
1824 * supported everywhere and STRING doesn't work for multi-byte titles.
|
|
|
1825 */
|
|
|
1826 #ifdef USE_UTF8_STRING
|
|
|
1827 if (enc_utf8)
|
|
|
1828 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title,
|
|
|
1829 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1830 else
|
|
|
1831 #endif
|
|
|
1832 {
|
|
|
1833 #if XtSpecificationRelease >= 4
|
|
|
1834 # ifdef FEAT_XFONTSET
|
|
|
1835 XmbSetWMProperties(x11_display, x11_window, (const char *)title,
|
|
|
1836 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1837 # else
|
|
|
1838 XTextProperty text_prop;
|
|
129
|
1839 char *c_title = (char *)title;
|
|
7
|
1840
|
|
|
1841 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */
|
|
129
|
1842 (void)XStringListToTextProperty(&c_title, 1, &text_prop);
|
|
7
|
1843 XSetWMProperties(x11_display, x11_window, &text_prop,
|
|
|
1844 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1845 # endif
|
|
|
1846 #else
|
|
|
1847 XStoreName(x11_display, x11_window, (char *)title);
|
|
|
1848 #endif
|
|
|
1849 }
|
|
|
1850 XFlush(x11_display);
|
|
|
1851 }
|
|
|
1852
|
|
|
1853 /*
|
|
|
1854 * Set x11 Window icon
|
|
|
1855 *
|
|
|
1856 * get_x11_windis() must be called before this and have returned OK
|
|
|
1857 */
|
|
|
1858 static void
|
|
|
1859 set_x11_icon(icon)
|
|
|
1860 char_u *icon;
|
|
|
1861 {
|
|
|
1862 /* See above for comments about using X*SetWMProperties(). */
|
|
|
1863 #ifdef USE_UTF8_STRING
|
|
|
1864 if (enc_utf8)
|
|
|
1865 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
|
1866 NULL, 0, NULL, NULL, NULL);
|
|
|
1867 else
|
|
|
1868 #endif
|
|
|
1869 {
|
|
|
1870 #if XtSpecificationRelease >= 4
|
|
|
1871 # ifdef FEAT_XFONTSET
|
|
|
1872 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
|
1873 NULL, 0, NULL, NULL, NULL);
|
|
|
1874 # else
|
|
|
1875 XTextProperty text_prop;
|
|
129
|
1876 char *c_icon = (char *)icon;
|
|
|
1877
|
|
|
1878 (void)XStringListToTextProperty(&c_icon, 1, &text_prop);
|
|
7
|
1879 XSetWMProperties(x11_display, x11_window, NULL, &text_prop,
|
|
|
1880 NULL, 0, NULL, NULL, NULL);
|
|
|
1881 # endif
|
|
|
1882 #else
|
|
|
1883 XSetIconName(x11_display, x11_window, (char *)icon);
|
|
|
1884 #endif
|
|
|
1885 }
|
|
|
1886 XFlush(x11_display);
|
|
|
1887 }
|
|
|
1888
|
|
|
1889 #else /* FEAT_X11 */
|
|
|
1890
|
|
|
1891 /*ARGSUSED*/
|
|
|
1892 static int
|
|
|
1893 get_x11_title(test_only)
|
|
|
1894 int test_only;
|
|
|
1895 {
|
|
|
1896 return FALSE;
|
|
|
1897 }
|
|
|
1898
|
|
|
1899 static int
|
|
|
1900 get_x11_icon(test_only)
|
|
|
1901 int test_only;
|
|
|
1902 {
|
|
|
1903 if (!test_only)
|
|
|
1904 {
|
|
|
1905 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
|
1906 oldicon = T_NAME + 8;
|
|
|
1907 else
|
|
|
1908 oldicon = T_NAME;
|
|
|
1909 }
|
|
|
1910 return FALSE;
|
|
|
1911 }
|
|
|
1912
|
|
|
1913 #endif /* FEAT_X11 */
|
|
|
1914
|
|
|
1915 int
|
|
|
1916 mch_can_restore_title()
|
|
|
1917 {
|
|
|
1918 return get_x11_title(TRUE);
|
|
|
1919 }
|
|
|
1920
|
|
|
1921 int
|
|
|
1922 mch_can_restore_icon()
|
|
|
1923 {
|
|
|
1924 return get_x11_icon(TRUE);
|
|
|
1925 }
|
|
|
1926
|
|
|
1927 /*
|
|
|
1928 * Set the window title and icon.
|
|
|
1929 */
|
|
|
1930 void
|
|
|
1931 mch_settitle(title, icon)
|
|
|
1932 char_u *title;
|
|
|
1933 char_u *icon;
|
|
|
1934 {
|
|
|
1935 int type = 0;
|
|
|
1936 static int recursive = 0;
|
|
|
1937
|
|
|
1938 if (T_NAME == NULL) /* no terminal name (yet) */
|
|
|
1939 return;
|
|
|
1940 if (title == NULL && icon == NULL) /* nothing to do */
|
|
|
1941 return;
|
|
|
1942
|
|
|
1943 /* When one of the X11 functions causes a deadly signal, we get here again
|
|
|
1944 * recursively. Avoid hanging then (something is probably locked). */
|
|
|
1945 if (recursive)
|
|
|
1946 return;
|
|
|
1947 ++recursive;
|
|
|
1948
|
|
|
1949 /*
|
|
|
1950 * if the window ID and the display is known, we may use X11 calls
|
|
|
1951 */
|
|
|
1952 #ifdef FEAT_X11
|
|
|
1953 if (get_x11_windis() == OK)
|
|
|
1954 type = 1;
|
|
|
1955 #else
|
|
|
1956 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK)
|
|
|
1957 if (gui.in_use)
|
|
|
1958 type = 1;
|
|
|
1959 # endif
|
|
|
1960 #endif
|
|
|
1961
|
|
|
1962 /*
|
|
|
1963 * Note: if "t_TS" is set, title is set with escape sequence rather
|
|
|
1964 * than x11 calls, because the x11 calls don't always work
|
|
|
1965 */
|
|
|
1966 if ((type || *T_TS != NUL) && title != NULL)
|
|
|
1967 {
|
|
|
1968 if (oldtitle == NULL
|
|
|
1969 #ifdef FEAT_GUI
|
|
|
1970 && !gui.in_use
|
|
|
1971 #endif
|
|
|
1972 ) /* first call but not in GUI, save title */
|
|
|
1973 (void)get_x11_title(FALSE);
|
|
|
1974
|
|
|
1975 if (*T_TS != NUL) /* it's OK if t_fs is empty */
|
|
|
1976 term_settitle(title);
|
|
|
1977 #ifdef FEAT_X11
|
|
|
1978 else
|
|
|
1979 # ifdef FEAT_GUI_GTK
|
|
|
1980 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
|
1981 # endif
|
|
|
1982 set_x11_title(title); /* x11 */
|
|
|
1983 #endif
|
|
64
|
1984 #if defined(FEAT_GUI_GTK) \
|
|
7
|
1985 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
|
|
|
1986 else
|
|
|
1987 gui_mch_settitle(title, icon);
|
|
|
1988 #endif
|
|
|
1989 did_set_title = TRUE;
|
|
|
1990 }
|
|
|
1991
|
|
|
1992 if ((type || *T_CIS != NUL) && icon != NULL)
|
|
|
1993 {
|
|
|
1994 if (oldicon == NULL
|
|
|
1995 #ifdef FEAT_GUI
|
|
|
1996 && !gui.in_use
|
|
|
1997 #endif
|
|
|
1998 ) /* first call, save icon */
|
|
|
1999 get_x11_icon(FALSE);
|
|
|
2000
|
|
|
2001 if (*T_CIS != NUL)
|
|
|
2002 {
|
|
|
2003 out_str(T_CIS); /* set icon start */
|
|
|
2004 out_str_nf(icon);
|
|
|
2005 out_str(T_CIE); /* set icon end */
|
|
|
2006 out_flush();
|
|
|
2007 }
|
|
|
2008 #ifdef FEAT_X11
|
|
|
2009 else
|
|
|
2010 # ifdef FEAT_GUI_GTK
|
|
|
2011 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
|
2012 # endif
|
|
|
2013 set_x11_icon(icon); /* x11 */
|
|
|
2014 #endif
|
|
|
2015 did_set_icon = TRUE;
|
|
|
2016 }
|
|
|
2017 --recursive;
|
|
|
2018 }
|
|
|
2019
|
|
|
2020 /*
|
|
|
2021 * Restore the window/icon title.
|
|
|
2022 * "which" is one of:
|
|
|
2023 * 1 only restore title
|
|
|
2024 * 2 only restore icon
|
|
|
2025 * 3 restore title and icon
|
|
|
2026 */
|
|
|
2027 void
|
|
|
2028 mch_restore_title(which)
|
|
|
2029 int which;
|
|
|
2030 {
|
|
|
2031 /* only restore the title or icon when it has been set */
|
|
|
2032 mch_settitle(((which & 1) && did_set_title) ?
|
|
|
2033 (oldtitle ? oldtitle : p_titleold) : NULL,
|
|
|
2034 ((which & 2) && did_set_icon) ? oldicon : NULL);
|
|
|
2035 }
|
|
|
2036
|
|
|
2037 #endif /* FEAT_TITLE */
|
|
|
2038
|
|
|
2039 /*
|
|
|
2040 * Return TRUE if "name" looks like some xterm name.
|
|
158
|
2041 * Seiichi Sato mentioned that "mlterm" works like xterm.
|
|
7
|
2042 */
|
|
|
2043 int
|
|
|
2044 vim_is_xterm(name)
|
|
|
2045 char_u *name;
|
|
|
2046 {
|
|
|
2047 if (name == NULL)
|
|
|
2048 return FALSE;
|
|
|
2049 return (STRNICMP(name, "xterm", 5) == 0
|
|
|
2050 || STRNICMP(name, "nxterm", 6) == 0
|
|
|
2051 || STRNICMP(name, "kterm", 5) == 0
|
|
158
|
2052 || STRNICMP(name, "mlterm", 6) == 0
|
|
7
|
2053 || STRNICMP(name, "rxvt", 4) == 0
|
|
|
2054 || STRCMP(name, "builtin_xterm") == 0);
|
|
|
2055 }
|
|
|
2056
|
|
|
2057 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
|
2058 /*
|
|
|
2059 * Return non-zero when using an xterm mouse, according to 'ttymouse'.
|
|
|
2060 * Return 1 for "xterm".
|
|
|
2061 * Return 2 for "xterm2".
|
|
|
2062 */
|
|
|
2063 int
|
|
|
2064 use_xterm_mouse()
|
|
|
2065 {
|
|
|
2066 if (ttym_flags == TTYM_XTERM2)
|
|
|
2067 return 2;
|
|
|
2068 if (ttym_flags == TTYM_XTERM)
|
|
|
2069 return 1;
|
|
|
2070 return 0;
|
|
|
2071 }
|
|
|
2072 #endif
|
|
|
2073
|
|
|
2074 int
|
|
|
2075 vim_is_iris(name)
|
|
|
2076 char_u *name;
|
|
|
2077 {
|
|
|
2078 if (name == NULL)
|
|
|
2079 return FALSE;
|
|
|
2080 return (STRNICMP(name, "iris-ansi", 9) == 0
|
|
|
2081 || STRCMP(name, "builtin_iris-ansi") == 0);
|
|
|
2082 }
|
|
|
2083
|
|
|
2084 int
|
|
|
2085 vim_is_vt300(name)
|
|
|
2086 char_u *name;
|
|
|
2087 {
|
|
|
2088 if (name == NULL)
|
|
|
2089 return FALSE; /* actually all ANSI comp. terminals should be here */
|
|
22
|
2090 /* catch VT100 - VT5xx */
|
|
|
2091 return ((STRNICMP(name, "vt", 2) == 0
|
|
|
2092 && vim_strchr((char_u *)"12345", name[2]) != NULL)
|
|
7
|
2093 || STRCMP(name, "builtin_vt320") == 0);
|
|
|
2094 }
|
|
|
2095
|
|
|
2096 /*
|
|
|
2097 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set.
|
|
|
2098 * This should include all windowed terminal emulators.
|
|
|
2099 */
|
|
|
2100 int
|
|
|
2101 vim_is_fastterm(name)
|
|
|
2102 char_u *name;
|
|
|
2103 {
|
|
|
2104 if (name == NULL)
|
|
|
2105 return FALSE;
|
|
|
2106 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name))
|
|
|
2107 return TRUE;
|
|
|
2108 return ( STRNICMP(name, "hpterm", 6) == 0
|
|
|
2109 || STRNICMP(name, "sun-cmd", 7) == 0
|
|
|
2110 || STRNICMP(name, "screen", 6) == 0
|
|
|
2111 || STRNICMP(name, "dtterm", 6) == 0);
|
|
|
2112 }
|
|
|
2113
|
|
|
2114 /*
|
|
|
2115 * Insert user name in s[len].
|
|
|
2116 * Return OK if a name found.
|
|
|
2117 */
|
|
|
2118 int
|
|
|
2119 mch_get_user_name(s, len)
|
|
|
2120 char_u *s;
|
|
|
2121 int len;
|
|
|
2122 {
|
|
|
2123 #ifdef VMS
|
|
509
|
2124 vim_strncpy(s, (char_u *)cuserid(NULL), len - 1);
|
|
7
|
2125 return OK;
|
|
|
2126 #else
|
|
|
2127 return mch_get_uname(getuid(), s, len);
|
|
|
2128 #endif
|
|
|
2129 }
|
|
|
2130
|
|
|
2131 /*
|
|
|
2132 * Insert user name for "uid" in s[len].
|
|
|
2133 * Return OK if a name found.
|
|
|
2134 */
|
|
|
2135 int
|
|
|
2136 mch_get_uname(uid, s, len)
|
|
|
2137 uid_t uid;
|
|
|
2138 char_u *s;
|
|
|
2139 int len;
|
|
|
2140 {
|
|
|
2141 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID)
|
|
|
2142 struct passwd *pw;
|
|
|
2143
|
|
|
2144 if ((pw = getpwuid(uid)) != NULL
|
|
|
2145 && pw->pw_name != NULL && *(pw->pw_name) != NUL)
|
|
|
2146 {
|
|
418
|
2147 vim_strncpy(s, (char_u *)pw->pw_name, len - 1);
|
|
7
|
2148 return OK;
|
|
|
2149 }
|
|
|
2150 #endif
|
|
|
2151 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */
|
|
|
2152 return FAIL; /* a number is not a name */
|
|
|
2153 }
|
|
|
2154
|
|
|
2155 /*
|
|
|
2156 * Insert host name is s[len].
|
|
|
2157 */
|
|
|
2158
|
|
|
2159 #ifdef HAVE_SYS_UTSNAME_H
|
|
|
2160 void
|
|
|
2161 mch_get_host_name(s, len)
|
|
|
2162 char_u *s;
|
|
|
2163 int len;
|
|
|
2164 {
|
|
|
2165 struct utsname vutsname;
|
|
|
2166
|
|
|
2167 if (uname(&vutsname) < 0)
|
|
|
2168 *s = NUL;
|
|
|
2169 else
|
|
418
|
2170 vim_strncpy(s, (char_u *)vutsname.nodename, len - 1);
|
|
7
|
2171 }
|
|
|
2172 #else /* HAVE_SYS_UTSNAME_H */
|
|
|
2173
|
|
|
2174 # ifdef HAVE_SYS_SYSTEMINFO_H
|
|
|
2175 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len)
|
|
|
2176 # endif
|
|
|
2177
|
|
|
2178 void
|
|
|
2179 mch_get_host_name(s, len)
|
|
|
2180 char_u *s;
|
|
|
2181 int len;
|
|
|
2182 {
|
|
|
2183 # ifdef VAXC
|
|
|
2184 vaxc$gethostname((char *)s, len);
|
|
|
2185 # else
|
|
|
2186 gethostname((char *)s, len);
|
|
|
2187 # endif
|
|
|
2188 s[len - 1] = NUL; /* make sure it's terminated */
|
|
|
2189 }
|
|
|
2190 #endif /* HAVE_SYS_UTSNAME_H */
|
|
|
2191
|
|
|
2192 /*
|
|
|
2193 * return process ID
|
|
|
2194 */
|
|
|
2195 long
|
|
|
2196 mch_get_pid()
|
|
|
2197 {
|
|
|
2198 return (long)getpid();
|
|
|
2199 }
|
|
|
2200
|
|
|
2201 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD)
|
|
|
2202 static char *strerror __ARGS((int));
|
|
|
2203
|
|
|
2204 static char *
|
|
|
2205 strerror(err)
|
|
|
2206 int err;
|
|
|
2207 {
|
|
|
2208 extern int sys_nerr;
|
|
|
2209 extern char *sys_errlist[];
|
|
|
2210 static char er[20];
|
|
|
2211
|
|
|
2212 if (err > 0 && err < sys_nerr)
|
|
|
2213 return (sys_errlist[err]);
|
|
|
2214 sprintf(er, "Error %d", err);
|
|
|
2215 return er;
|
|
|
2216 }
|
|
|
2217 #endif
|
|
|
2218
|
|
|
2219 /*
|
|
|
2220 * Get name of current directory into buffer 'buf' of length 'len' bytes.
|
|
|
2221 * Return OK for success, FAIL for failure.
|
|
|
2222 */
|
|
|
2223 int
|
|
|
2224 mch_dirname(buf, len)
|
|
|
2225 char_u *buf;
|
|
|
2226 int len;
|
|
|
2227 {
|
|
|
2228 #if defined(USE_GETCWD)
|
|
|
2229 if (getcwd((char *)buf, len) == NULL)
|
|
|
2230 {
|
|
|
2231 STRCPY(buf, strerror(errno));
|
|
|
2232 return FAIL;
|
|
|
2233 }
|
|
|
2234 return OK;
|
|
|
2235 #else
|
|
|
2236 return (getwd((char *)buf) != NULL ? OK : FAIL);
|
|
|
2237 #endif
|
|
|
2238 }
|
|
|
2239
|
|
|
2240 #if defined(OS2) || defined(PROTO)
|
|
|
2241 /*
|
|
|
2242 * Replace all slashes by backslashes.
|
|
|
2243 * When 'shellslash' set do it the other way around.
|
|
|
2244 */
|
|
|
2245 void
|
|
|
2246 slash_adjust(p)
|
|
|
2247 char_u *p;
|
|
|
2248 {
|
|
|
2249 while (*p)
|
|
|
2250 {
|
|
|
2251 if (*p == psepcN)
|
|
|
2252 *p = psepc;
|
|
39
|
2253 mb_ptr_adv(p);
|
|
7
|
2254 }
|
|
|
2255 }
|
|
|
2256 #endif
|
|
|
2257
|
|
|
2258 /*
|
|
1045
|
2259 * Get absolute file name into "buf[len]".
|
|
7
|
2260 *
|
|
|
2261 * return FAIL for failure, OK for success
|
|
|
2262 */
|
|
|
2263 int
|
|
|
2264 mch_FullName(fname, buf, len, force)
|
|
|
2265 char_u *fname, *buf;
|
|
|
2266 int len;
|
|
|
2267 int force; /* also expand when already absolute path */
|
|
|
2268 {
|
|
|
2269 int l;
|
|
1082
|
2270 #ifdef OS2
|
|
7
|
2271 int only_drive; /* file name is only a drive letter */
|
|
1082
|
2272 #endif
|
|
|
2273 #ifdef HAVE_FCHDIR
|
|
7
|
2274 int fd = -1;
|
|
|
2275 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */
|
|
1082
|
2276 #endif
|
|
7
|
2277 char_u olddir[MAXPATHL];
|
|
|
2278 char_u *p;
|
|
|
2279 int retval = OK;
|
|
|
2280
|
|
1082
|
2281 #ifdef VMS
|
|
|
2282 fname = vms_fixfilename(fname);
|
|
|
2283 #endif
|
|
|
2284
|
|
1102
|
2285 #ifdef __CYGWIN__
|
|
|
2286 /*
|
|
|
2287 * This helps for when "/etc/hosts" is a symlink to "c:/something/hosts".
|
|
|
2288 */
|
|
|
2289 cygwin_conv_to_posix_path(fname, fname);
|
|
|
2290 #endif
|
|
|
2291
|
|
7
|
2292 /* expand it if forced or not an absolute path */
|
|
|
2293 if (force || !mch_isFullName(fname))
|
|
|
2294 {
|
|
|
2295 /*
|
|
|
2296 * If the file name has a path, change to that directory for a moment,
|
|
|
2297 * and then do the getwd() (and get back to where we were).
|
|
|
2298 * This will get the correct path name with "../" things.
|
|
|
2299 */
|
|
1082
|
2300 #ifdef OS2
|
|
7
|
2301 only_drive = 0;
|
|
|
2302 if (((p = vim_strrchr(fname, '/')) != NULL)
|
|
|
2303 || ((p = vim_strrchr(fname, '\\')) != NULL)
|
|
|
2304 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive))
|
|
1082
|
2305 #else
|
|
7
|
2306 if ((p = vim_strrchr(fname, '/')) != NULL)
|
|
1082
|
2307 #endif
|
|
7
|
2308 {
|
|
1082
|
2309 #ifdef HAVE_FCHDIR
|
|
7
|
2310 /*
|
|
|
2311 * Use fchdir() if possible, it's said to be faster and more
|
|
|
2312 * reliable. But on SunOS 4 it might not work. Check this by
|
|
|
2313 * doing a fchdir() right now.
|
|
|
2314 */
|
|
|
2315 if (!dont_fchdir)
|
|
|
2316 {
|
|
|
2317 fd = open(".", O_RDONLY | O_EXTRA, 0);
|
|
|
2318 if (fd >= 0 && fchdir(fd) < 0)
|
|
|
2319 {
|
|
|
2320 close(fd);
|
|
|
2321 fd = -1;
|
|
|
2322 dont_fchdir = TRUE; /* don't try again */
|
|
|
2323 }
|
|
|
2324 }
|
|
1082
|
2325 #endif
|
|
7
|
2326
|
|
|
2327 /* Only change directory when we are sure we can return to where
|
|
|
2328 * we are now. After doing "su" chdir(".") might not work. */
|
|
|
2329 if (
|
|
1082
|
2330 #ifdef HAVE_FCHDIR
|
|
7
|
2331 fd < 0 &&
|
|
1082
|
2332 #endif
|
|
7
|
2333 (mch_dirname(olddir, MAXPATHL) == FAIL
|
|
|
2334 || mch_chdir((char *)olddir) != 0))
|
|
|
2335 {
|
|
|
2336 p = NULL; /* can't get current dir: don't chdir */
|
|
|
2337 retval = FAIL;
|
|
|
2338 }
|
|
|
2339 else
|
|
|
2340 {
|
|
1082
|
2341 #ifdef OS2
|
|
7
|
2342 /*
|
|
|
2343 * compensate for case where ':' from "D:" was the only
|
|
|
2344 * path separator detected in the file name; the _next_
|
|
|
2345 * character has to be removed, and then restored later.
|
|
|
2346 */
|
|
|
2347 if (only_drive)
|
|
|
2348 p++;
|
|
1082
|
2349 #endif
|
|
7
|
2350 /* The directory is copied into buf[], to be able to remove
|
|
|
2351 * the file name without changing it (could be a string in
|
|
|
2352 * read-only memory) */
|
|
|
2353 if (p - fname >= len)
|
|
|
2354 retval = FAIL;
|
|
|
2355 else
|
|
|
2356 {
|
|
418
|
2357 vim_strncpy(buf, fname, p - fname);
|
|
7
|
2358 if (mch_chdir((char *)buf))
|
|
|
2359 retval = FAIL;
|
|
|
2360 else
|
|
|
2361 fname = p + 1;
|
|
|
2362 *buf = NUL;
|
|
|
2363 }
|
|
1082
|
2364 #ifdef OS2
|
|
7
|
2365 if (only_drive)
|
|
|
2366 {
|
|
|
2367 p--;
|
|
|
2368 if (retval != FAIL)
|
|
|
2369 fname--;
|
|
|
2370 }
|
|
1082
|
2371 #endif
|
|
7
|
2372 }
|
|
|
2373 }
|
|
|
2374 if (mch_dirname(buf, len) == FAIL)
|
|
|
2375 {
|
|
|
2376 retval = FAIL;
|
|
|
2377 *buf = NUL;
|
|
|
2378 }
|
|
|
2379 if (p != NULL)
|
|
|
2380 {
|
|
1082
|
2381 #ifdef HAVE_FCHDIR
|
|
7
|
2382 if (fd >= 0)
|
|
|
2383 {
|
|
|
2384 l = fchdir(fd);
|
|
|
2385 close(fd);
|
|
|
2386 }
|
|
|
2387 else
|
|
1082
|
2388 #endif
|
|
7
|
2389 l = mch_chdir((char *)olddir);
|
|
|
2390 if (l != 0)
|
|
|
2391 EMSG(_(e_prev_dir));
|
|
|
2392 }
|
|
|
2393
|
|
|
2394 l = STRLEN(buf);
|
|
|
2395 if (l >= len)
|
|
|
2396 retval = FAIL;
|
|
1082
|
2397 #ifndef VMS
|
|
7
|
2398 else
|
|
|
2399 {
|
|
|
2400 if (l > 0 && buf[l - 1] != '/' && *fname != NUL
|
|
|
2401 && STRCMP(fname, ".") != 0)
|
|
|
2402 STRCAT(buf, "/");
|
|
|
2403 }
|
|
1082
|
2404 #endif
|
|
7
|
2405 }
|
|
1045
|
2406
|
|
7
|
2407 /* Catch file names which are too long. */
|
|
|
2408 if (retval == FAIL || STRLEN(buf) + STRLEN(fname) >= len)
|
|
|
2409 return FAIL;
|
|
|
2410
|
|
|
2411 /* Do not append ".", "/dir/." is equal to "/dir". */
|
|
|
2412 if (STRCMP(fname, ".") != 0)
|
|
|
2413 STRCAT(buf, fname);
|
|
|
2414
|
|
|
2415 return OK;
|
|
|
2416 }
|
|
|
2417
|
|
|
2418 /*
|
|
|
2419 * Return TRUE if "fname" does not depend on the current directory.
|
|
|
2420 */
|
|
|
2421 int
|
|
|
2422 mch_isFullName(fname)
|
|
|
2423 char_u *fname;
|
|
|
2424 {
|
|
|
2425 #ifdef __EMX__
|
|
|
2426 return _fnisabs(fname);
|
|
|
2427 #else
|
|
|
2428 # ifdef VMS
|
|
|
2429 return ( fname[0] == '/' || fname[0] == '.' ||
|
|
|
2430 strchr((char *)fname,':') || strchr((char *)fname,'"') ||
|
|
|
2431 (strchr((char *)fname,'[') && strchr((char *)fname,']'))||
|
|
|
2432 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) );
|
|
|
2433 # else
|
|
|
2434 return (*fname == '/' || *fname == '~');
|
|
|
2435 # endif
|
|
|
2436 #endif
|
|
|
2437 }
|
|
|
2438
|
|
585
|
2439 #if defined(USE_FNAME_CASE) || defined(PROTO)
|
|
|
2440 /*
|
|
|
2441 * Set the case of the file name, if it already exists. This will cause the
|
|
|
2442 * file name to remain exactly the same.
|
|
1450
|
2443 * Only required for file systems where case is ignored and preserved.
|
|
585
|
2444 */
|
|
|
2445 /*ARGSUSED*/
|
|
|
2446 void
|
|
|
2447 fname_case(name, len)
|
|
|
2448 char_u *name;
|
|
|
2449 int len; /* buffer size, only used when name gets longer */
|
|
|
2450 {
|
|
|
2451 struct stat st;
|
|
|
2452 char_u *slash, *tail;
|
|
|
2453 DIR *dirp;
|
|
|
2454 struct dirent *dp;
|
|
|
2455
|
|
|
2456 if (lstat((char *)name, &st) >= 0)
|
|
|
2457 {
|
|
|
2458 /* Open the directory where the file is located. */
|
|
|
2459 slash = vim_strrchr(name, '/');
|
|
|
2460 if (slash == NULL)
|
|
|
2461 {
|
|
|
2462 dirp = opendir(".");
|
|
|
2463 tail = name;
|
|
|
2464 }
|
|
|
2465 else
|
|
|
2466 {
|
|
|
2467 *slash = NUL;
|
|
|
2468 dirp = opendir((char *)name);
|
|
|
2469 *slash = '/';
|
|
|
2470 tail = slash + 1;
|
|
|
2471 }
|
|
|
2472
|
|
|
2473 if (dirp != NULL)
|
|
|
2474 {
|
|
|
2475 while ((dp = readdir(dirp)) != NULL)
|
|
|
2476 {
|
|
|
2477 /* Only accept names that differ in case and are the same byte
|
|
|
2478 * length. TODO: accept different length name. */
|
|
|
2479 if (STRICMP(tail, dp->d_name) == 0
|
|
|
2480 && STRLEN(tail) == STRLEN(dp->d_name))
|
|
|
2481 {
|
|
|
2482 char_u newname[MAXPATHL + 1];
|
|
|
2483 struct stat st2;
|
|
|
2484
|
|
|
2485 /* Verify the inode is equal. */
|
|
|
2486 vim_strncpy(newname, name, MAXPATHL);
|
|
|
2487 vim_strncpy(newname + (tail - name), (char_u *)dp->d_name,
|
|
|
2488 MAXPATHL - (tail - name));
|
|
|
2489 if (lstat((char *)newname, &st2) >= 0
|
|
|
2490 && st.st_ino == st2.st_ino
|
|
|
2491 && st.st_dev == st2.st_dev)
|
|
|
2492 {
|
|
|
2493 STRCPY(tail, dp->d_name);
|
|
|
2494 break;
|
|
|
2495 }
|
|
|
2496 }
|
|
|
2497 }
|
|
|
2498
|
|
|
2499 closedir(dirp);
|
|
|
2500 }
|
|
|
2501 }
|
|
|
2502 }
|
|
|
2503 #endif
|
|
|
2504
|
|
7
|
2505 /*
|
|
|
2506 * Get file permissions for 'name'.
|
|
|
2507 * Returns -1 when it doesn't exist.
|
|
|
2508 */
|
|
|
2509 long
|
|
|
2510 mch_getperm(name)
|
|
|
2511 char_u *name;
|
|
|
2512 {
|
|
|
2513 struct stat statb;
|
|
|
2514
|
|
|
2515 /* Keep the #ifdef outside of stat(), it may be a macro. */
|
|
|
2516 #ifdef VMS
|
|
|
2517 if (stat((char *)vms_fixfilename(name), &statb))
|
|
|
2518 #else
|
|
|
2519 if (stat((char *)name, &statb))
|
|
|
2520 #endif
|
|
|
2521 return -1;
|
|
1350
|
2522 #ifdef __INTERIX
|
|
|
2523 /* The top bit makes the value negative, which means the file doesn't
|
|
|
2524 * exist. Remove the bit, we don't use it. */
|
|
|
2525 return statb.st_mode & ~S_ADDACE;
|
|
|
2526 #else
|
|
7
|
2527 return statb.st_mode;
|
|
1350
|
2528 #endif
|
|
7
|
2529 }
|
|
|
2530
|
|
|
2531 /*
|
|
|
2532 * set file permission for 'name' to 'perm'
|
|
|
2533 *
|
|
|
2534 * return FAIL for failure, OK otherwise
|
|
|
2535 */
|
|
|
2536 int
|
|
|
2537 mch_setperm(name, perm)
|
|
|
2538 char_u *name;
|
|
|
2539 long perm;
|
|
|
2540 {
|
|
|
2541 return (chmod((char *)
|
|
|
2542 #ifdef VMS
|
|
|
2543 vms_fixfilename(name),
|
|
|
2544 #else
|
|
|
2545 name,
|
|
|
2546 #endif
|
|
|
2547 (mode_t)perm) == 0 ? OK : FAIL);
|
|
|
2548 }
|
|
|
2549
|
|
|
2550 #if defined(HAVE_ACL) || defined(PROTO)
|
|
|
2551 # ifdef HAVE_SYS_ACL_H
|
|
|
2552 # include <sys/acl.h>
|
|
|
2553 # endif
|
|
|
2554 # ifdef HAVE_SYS_ACCESS_H
|
|
|
2555 # include <sys/access.h>
|
|
|
2556 # endif
|
|
|
2557
|
|
|
2558 # ifdef HAVE_SOLARIS_ACL
|
|
|
2559 typedef struct vim_acl_solaris_T {
|
|
|
2560 int acl_cnt;
|
|
|
2561 aclent_t *acl_entry;
|
|
|
2562 } vim_acl_solaris_T;
|
|
|
2563 # endif
|
|
|
2564
|
|
1583
|
2565 #if defined(HAVE_SELINUX) || defined(PROTO)
|
|
|
2566 /*
|
|
|
2567 * Copy security info from "from_file" to "to_file".
|
|
|
2568 */
|
|
|
2569 void
|
|
|
2570 mch_copy_sec(from_file, to_file)
|
|
|
2571 char_u *from_file;
|
|
|
2572 char_u *to_file;
|
|
|
2573 {
|
|
|
2574 if (from_file == NULL)
|
|
|
2575 return;
|
|
|
2576
|
|
|
2577 if (selinux_enabled == -1)
|
|
|
2578 selinux_enabled = is_selinux_enabled();
|
|
|
2579
|
|
|
2580 if (selinux_enabled > 0)
|
|
|
2581 {
|
|
|
2582 security_context_t from_context = NULL;
|
|
|
2583 security_context_t to_context = NULL;
|
|
|
2584
|
|
|
2585 if (getfilecon((char *)from_file, &from_context) < 0)
|
|
|
2586 {
|
|
|
2587 /* If the filesystem doesn't support extended attributes,
|
|
|
2588 the original had no special security context and the
|
|
|
2589 target cannot have one either. */
|
|
|
2590 if (errno == EOPNOTSUPP)
|
|
|
2591 return;
|
|
|
2592
|
|
|
2593 MSG_PUTS(_("\nCould not get security context for "));
|
|
|
2594 msg_outtrans(from_file);
|
|
|
2595 msg_putchar('\n');
|
|
|
2596 return;
|
|
|
2597 }
|
|
|
2598 if (getfilecon((char *)to_file, &to_context) < 0)
|
|
|
2599 {
|
|
|
2600 MSG_PUTS(_("\nCould not get security context for "));
|
|
|
2601 msg_outtrans(to_file);
|
|
|
2602 msg_putchar('\n');
|
|
|
2603 freecon (from_context);
|
|
|
2604 return ;
|
|
|
2605 }
|
|
|
2606 if (strcmp(from_context, to_context) != 0)
|
|
|
2607 {
|
|
|
2608 if (setfilecon((char *)to_file, from_context) < 0)
|
|
|
2609 {
|
|
|
2610 MSG_PUTS(_("\nCould not set security context for "));
|
|
|
2611 msg_outtrans(to_file);
|
|
|
2612 msg_putchar('\n');
|
|
|
2613 }
|
|
|
2614 }
|
|
|
2615 freecon(to_context);
|
|
|
2616 freecon(from_context);
|
|
|
2617 }
|
|
|
2618 }
|
|
|
2619 #endif /* HAVE_SELINUX */
|
|
|
2620
|
|
7
|
2621 /*
|
|
|
2622 * Return a pointer to the ACL of file "fname" in allocated memory.
|
|
|
2623 * Return NULL if the ACL is not available for whatever reason.
|
|
|
2624 */
|
|
|
2625 vim_acl_T
|
|
|
2626 mch_get_acl(fname)
|
|
|
2627 char_u *fname;
|
|
|
2628 {
|
|
|
2629 vim_acl_T ret = NULL;
|
|
|
2630 #ifdef HAVE_POSIX_ACL
|
|
|
2631 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS);
|
|
|
2632 #else
|
|
|
2633 #ifdef HAVE_SOLARIS_ACL
|
|
|
2634 vim_acl_solaris_T *aclent;
|
|
|
2635
|
|
|
2636 aclent = malloc(sizeof(vim_acl_solaris_T));
|
|
|
2637 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0)
|
|
|
2638 {
|
|
|
2639 free(aclent);
|
|
|
2640 return NULL;
|
|
|
2641 }
|
|
|
2642 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t));
|
|
|
2643 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0)
|
|
|
2644 {
|
|
|
2645 free(aclent->acl_entry);
|
|
|
2646 free(aclent);
|
|
|
2647 return NULL;
|
|
|
2648 }
|
|
|
2649 ret = (vim_acl_T)aclent;
|
|
|
2650 #else
|
|
|
2651 #if defined(HAVE_AIX_ACL)
|
|
|
2652 int aclsize;
|
|
|
2653 struct acl *aclent;
|
|
|
2654
|
|
|
2655 aclsize = sizeof(struct acl);
|
|
|
2656 aclent = malloc(aclsize);
|
|
|
2657 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
|
2658 {
|
|
|
2659 if (errno == ENOSPC)
|
|
|
2660 {
|
|
|
2661 aclsize = aclent->acl_len;
|
|
|
2662 aclent = realloc(aclent, aclsize);
|
|
|
2663 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
|
2664 {
|
|
|
2665 free(aclent);
|
|
|
2666 return NULL;
|
|
|
2667 }
|
|
|
2668 }
|
|
|
2669 else
|
|
|
2670 {
|
|
|
2671 free(aclent);
|
|
|
2672 return NULL;
|
|
|
2673 }
|
|
|
2674 }
|
|
|
2675 ret = (vim_acl_T)aclent;
|
|
|
2676 #endif /* HAVE_AIX_ACL */
|
|
|
2677 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2678 #endif /* HAVE_POSIX_ACL */
|
|
|
2679 return ret;
|
|
|
2680 }
|
|
|
2681
|
|
|
2682 /*
|
|
|
2683 * Set the ACL of file "fname" to "acl" (unless it's NULL).
|
|
|
2684 */
|
|
|
2685 void
|
|
|
2686 mch_set_acl(fname, aclent)
|
|
|
2687 char_u *fname;
|
|
|
2688 vim_acl_T aclent;
|
|
|
2689 {
|
|
|
2690 if (aclent == NULL)
|
|
|
2691 return;
|
|
|
2692 #ifdef HAVE_POSIX_ACL
|
|
|
2693 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent);
|
|
|
2694 #else
|
|
|
2695 #ifdef HAVE_SOLARIS_ACL
|
|
|
2696 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt,
|
|
|
2697 ((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
|
2698 #else
|
|
|
2699 #ifdef HAVE_AIX_ACL
|
|
|
2700 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len);
|
|
|
2701 #endif /* HAVE_AIX_ACL */
|
|
|
2702 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2703 #endif /* HAVE_POSIX_ACL */
|
|
|
2704 }
|
|
|
2705
|
|
|
2706 void
|
|
|
2707 mch_free_acl(aclent)
|
|
|
2708 vim_acl_T aclent;
|
|
|
2709 {
|
|
|
2710 if (aclent == NULL)
|
|
|
2711 return;
|
|
|
2712 #ifdef HAVE_POSIX_ACL
|
|
|
2713 acl_free((acl_t)aclent);
|
|
|
2714 #else
|
|
|
2715 #ifdef HAVE_SOLARIS_ACL
|
|
|
2716 free(((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
|
2717 free(aclent);
|
|
|
2718 #else
|
|
|
2719 #ifdef HAVE_AIX_ACL
|
|
|
2720 free(aclent);
|
|
|
2721 #endif /* HAVE_AIX_ACL */
|
|
|
2722 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2723 #endif /* HAVE_POSIX_ACL */
|
|
|
2724 }
|
|
|
2725 #endif
|
|
|
2726
|
|
|
2727 /*
|
|
|
2728 * Set hidden flag for "name".
|
|
|
2729 */
|
|
|
2730 /* ARGSUSED */
|
|
|
2731 void
|
|
|
2732 mch_hide(name)
|
|
|
2733 char_u *name;
|
|
|
2734 {
|
|
|
2735 /* can't hide a file */
|
|
|
2736 }
|
|
|
2737
|
|
|
2738 /*
|
|
|
2739 * return TRUE if "name" is a directory
|
|
|
2740 * return FALSE if "name" is not a directory
|
|
|
2741 * return FALSE for error
|
|
|
2742 */
|
|
|
2743 int
|
|
|
2744 mch_isdir(name)
|
|
|
2745 char_u *name;
|
|
|
2746 {
|
|
|
2747 struct stat statb;
|
|
|
2748
|
|
|
2749 if (*name == NUL) /* Some stat()s don't flag "" as an error. */
|
|
|
2750 return FALSE;
|
|
|
2751 if (stat((char *)name, &statb))
|
|
|
2752 return FALSE;
|
|
|
2753 #ifdef _POSIX_SOURCE
|
|
|
2754 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE);
|
|
|
2755 #else
|
|
|
2756 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE);
|
|
|
2757 #endif
|
|
|
2758 }
|
|
|
2759
|
|
|
2760 static int executable_file __ARGS((char_u *name));
|
|
|
2761
|
|
|
2762 /*
|
|
|
2763 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist.
|
|
|
2764 */
|
|
|
2765 static int
|
|
|
2766 executable_file(name)
|
|
|
2767 char_u *name;
|
|
|
2768 {
|
|
|
2769 struct stat st;
|
|
|
2770
|
|
|
2771 if (stat((char *)name, &st))
|
|
|
2772 return 0;
|
|
|
2773 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0;
|
|
|
2774 }
|
|
|
2775
|
|
|
2776 /*
|
|
|
2777 * Return 1 if "name" can be found in $PATH and executed, 0 if not.
|
|
|
2778 * Return -1 if unknown.
|
|
|
2779 */
|
|
|
2780 int
|
|
|
2781 mch_can_exe(name)
|
|
|
2782 char_u *name;
|
|
|
2783 {
|
|
|
2784 char_u *buf;
|
|
|
2785 char_u *p, *e;
|
|
|
2786 int retval;
|
|
|
2787
|
|
|
2788 /* If it's an absolute or relative path don't need to use $PATH. */
|
|
|
2789 if (mch_isFullName(name) || (name[0] == '.' && (name[1] == '/'
|
|
|
2790 || (name[1] == '.' && name[2] == '/'))))
|
|
|
2791 return executable_file(name);
|
|
|
2792
|
|
|
2793 p = (char_u *)getenv("PATH");
|
|
|
2794 if (p == NULL || *p == NUL)
|
|
|
2795 return -1;
|
|
|
2796 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2));
|
|
|
2797 if (buf == NULL)
|
|
|
2798 return -1;
|
|
|
2799
|
|
|
2800 /*
|
|
|
2801 * Walk through all entries in $PATH to check if "name" exists there and
|
|
|
2802 * is an executable file.
|
|
|
2803 */
|
|
|
2804 for (;;)
|
|
|
2805 {
|
|
|
2806 e = (char_u *)strchr((char *)p, ':');
|
|
|
2807 if (e == NULL)
|
|
|
2808 e = p + STRLEN(p);
|
|
|
2809 if (e - p <= 1) /* empty entry means current dir */
|
|
|
2810 STRCPY(buf, "./");
|
|
|
2811 else
|
|
|
2812 {
|
|
418
|
2813 vim_strncpy(buf, p, e - p);
|
|
7
|
2814 add_pathsep(buf);
|
|
|
2815 }
|
|
|
2816 STRCAT(buf, name);
|
|
|
2817 retval = executable_file(buf);
|
|
|
2818 if (retval == 1)
|
|
|
2819 break;
|
|
|
2820
|
|
|
2821 if (*e != ':')
|
|
|
2822 break;
|
|
|
2823 p = e + 1;
|
|
|
2824 }
|
|
|
2825
|
|
|
2826 vim_free(buf);
|
|
|
2827 return retval;
|
|
|
2828 }
|
|
|
2829
|
|
|
2830 /*
|
|
|
2831 * Check what "name" is:
|
|
|
2832 * NODE_NORMAL: file or directory (or doesn't exist)
|
|
|
2833 * NODE_WRITABLE: writable device, socket, fifo, etc.
|
|
|
2834 * NODE_OTHER: non-writable things
|
|
|
2835 */
|
|
|
2836 int
|
|
|
2837 mch_nodetype(name)
|
|
|
2838 char_u *name;
|
|
|
2839 {
|
|
|
2840 struct stat st;
|
|
|
2841
|
|
|
2842 if (stat((char *)name, &st))
|
|
|
2843 return NODE_NORMAL;
|
|
|
2844 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode))
|
|
|
2845 return NODE_NORMAL;
|
|
|
2846 #ifndef OS2
|
|
|
2847 if (S_ISBLK(st.st_mode)) /* block device isn't writable */
|
|
|
2848 return NODE_OTHER;
|
|
|
2849 #endif
|
|
|
2850 /* Everything else is writable? */
|
|
|
2851 return NODE_WRITABLE;
|
|
|
2852 }
|
|
|
2853
|
|
|
2854 void
|
|
|
2855 mch_early_init()
|
|
|
2856 {
|
|
|
2857 #ifdef HAVE_CHECK_STACK_GROWTH
|
|
|
2858 int i;
|
|
180
|
2859
|
|
7
|
2860 check_stack_growth((char *)&i);
|
|
|
2861
|
|
180
|
2862 # ifdef HAVE_STACK_LIMIT
|
|
7
|
2863 get_stack_limit();
|
|
|
2864 # endif
|
|
|
2865
|
|
|
2866 #endif
|
|
|
2867
|
|
|
2868 /*
|
|
|
2869 * Setup an alternative stack for signals. Helps to catch signals when
|
|
|
2870 * running out of stack space.
|
|
|
2871 * Use of sigaltstack() is preferred, it's more portable.
|
|
|
2872 * Ignore any errors.
|
|
|
2873 */
|
|
|
2874 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
2875 signal_stack = malloc(SIGSTKSZ);
|
|
|
2876 init_signal_stack();
|
|
|
2877 #endif
|
|
|
2878 }
|
|
|
2879
|
|
355
|
2880 #if defined(EXITFREE) || defined(PROTO)
|
|
|
2881 void
|
|
|
2882 mch_free_mem()
|
|
|
2883 {
|
|
359
|
2884 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
|
2885 if (clip_star.owned)
|
|
|
2886 clip_lose_selection(&clip_star);
|
|
|
2887 if (clip_plus.owned)
|
|
|
2888 clip_lose_selection(&clip_plus);
|
|
355
|
2889 # endif
|
|
|
2890 # if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
|
|
|
2891 if (xterm_Shell != (Widget)0)
|
|
|
2892 XtDestroyWidget(xterm_Shell);
|
|
|
2893 if (xterm_dpy != NULL)
|
|
|
2894 XtCloseDisplay(xterm_dpy);
|
|
|
2895 if (app_context != (XtAppContext)NULL)
|
|
|
2896 XtDestroyApplicationContext(app_context);
|
|
|
2897 # endif
|
|
359
|
2898 # ifdef FEAT_X11
|
|
|
2899 if (x11_display != NULL && x11_display != xterm_dpy)
|
|
|
2900 XCloseDisplay(x11_display);
|
|
|
2901 # endif
|
|
|
2902 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
2903 vim_free(signal_stack);
|
|
|
2904 signal_stack = NULL;
|
|
|
2905 # endif
|
|
|
2906 # ifdef FEAT_TITLE
|
|
|
2907 vim_free(oldtitle);
|
|
|
2908 vim_free(oldicon);
|
|
|
2909 # endif
|
|
355
|
2910 }
|
|
|
2911 #endif
|
|
|
2912
|
|
7
|
2913 static void exit_scroll __ARGS((void));
|
|
|
2914
|
|
|
2915 /*
|
|
|
2916 * Output a newline when exiting.
|
|
|
2917 * Make sure the newline goes to the same stream as the text.
|
|
|
2918 */
|
|
|
2919 static void
|
|
|
2920 exit_scroll()
|
|
|
2921 {
|
|
167
|
2922 if (silent_mode)
|
|
|
2923 return;
|
|
7
|
2924 if (newline_on_exit || msg_didout)
|
|
|
2925 {
|
|
|
2926 if (msg_use_printf())
|
|
|
2927 {
|
|
|
2928 if (info_message)
|
|
|
2929 mch_msg("\n");
|
|
|
2930 else
|
|
|
2931 mch_errmsg("\r\n");
|
|
|
2932 }
|
|
|
2933 else
|
|
|
2934 out_char('\n');
|
|
|
2935 }
|
|
|
2936 else
|
|
|
2937 {
|
|
|
2938 restore_cterm_colors(); /* get original colors back */
|
|
|
2939 msg_clr_eos_force(); /* clear the rest of the display */
|
|
|
2940 windgoto((int)Rows - 1, 0); /* may have moved the cursor */
|
|
|
2941 }
|
|
|
2942 }
|
|
|
2943
|
|
|
2944 void
|
|
|
2945 mch_exit(r)
|
|
|
2946 int r;
|
|
|
2947 {
|
|
|
2948 exiting = TRUE;
|
|
|
2949
|
|
|
2950 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD)
|
|
|
2951 x11_export_final_selection();
|
|
|
2952 #endif
|
|
|
2953
|
|
|
2954 #ifdef FEAT_GUI
|
|
|
2955 if (!gui.in_use)
|
|
|
2956 #endif
|
|
|
2957 {
|
|
|
2958 settmode(TMODE_COOK);
|
|
|
2959 #ifdef FEAT_TITLE
|
|
|
2960 mch_restore_title(3); /* restore xterm title and icon name */
|
|
|
2961 #endif
|
|
|
2962 /*
|
|
|
2963 * When t_ti is not empty but it doesn't cause swapping terminal
|
|
|
2964 * pages, need to output a newline when msg_didout is set. But when
|
|
|
2965 * t_ti does swap pages it should not go to the shell page. Do this
|
|
|
2966 * before stoptermcap().
|
|
|
2967 */
|
|
|
2968 if (swapping_screen() && !newline_on_exit)
|
|
|
2969 exit_scroll();
|
|
|
2970
|
|
|
2971 /* Stop termcap: May need to check for T_CRV response, which
|
|
|
2972 * requires RAW mode. */
|
|
|
2973 stoptermcap();
|
|
|
2974
|
|
|
2975 /*
|
|
|
2976 * A newline is only required after a message in the alternate screen.
|
|
|
2977 * This is set to TRUE by wait_return().
|
|
|
2978 */
|
|
|
2979 if (!swapping_screen() || newline_on_exit)
|
|
|
2980 exit_scroll();
|
|
|
2981
|
|
|
2982 /* Cursor may have been switched off without calling starttermcap()
|
|
|
2983 * when doing "vim -u vimrc" and vimrc contains ":q". */
|
|
|
2984 if (full_screen)
|
|
|
2985 cursor_on();
|
|
|
2986 }
|
|
|
2987 out_flush();
|
|
|
2988 ml_close_all(TRUE); /* remove all memfiles */
|
|
|
2989 may_core_dump();
|
|
|
2990 #ifdef FEAT_GUI
|
|
|
2991 if (gui.in_use)
|
|
|
2992 gui_exit(r);
|
|
|
2993 #endif
|
|
167
|
2994
|
|
765
|
2995 #ifdef MACOS_CONVERT
|
|
167
|
2996 mac_conv_cleanup();
|
|
|
2997 #endif
|
|
|
2998
|
|
7
|
2999 #ifdef __QNX__
|
|
|
3000 /* A core dump won't be created if the signal handler
|
|
|
3001 * doesn't return, so we can't call exit() */
|
|
|
3002 if (deadly_signal != 0)
|
|
|
3003 return;
|
|
|
3004 #endif
|
|
|
3005
|
|
33
|
3006 #ifdef FEAT_NETBEANS_INTG
|
|
|
3007 if (usingNetbeans)
|
|
|
3008 netbeans_send_disconnect();
|
|
|
3009 #endif
|
|
355
|
3010
|
|
|
3011 #ifdef EXITFREE
|
|
|
3012 free_all_mem();
|
|
|
3013 #endif
|
|
|
3014
|
|
7
|
3015 exit(r);
|
|
|
3016 }
|
|
|
3017
|
|
|
3018 static void
|
|
|
3019 may_core_dump()
|
|
|
3020 {
|
|
|
3021 if (deadly_signal != 0)
|
|
|
3022 {
|
|
|
3023 signal(deadly_signal, SIG_DFL);
|
|
|
3024 kill(getpid(), deadly_signal); /* Die using the signal we caught */
|
|
|
3025 }
|
|
|
3026 }
|
|
|
3027
|
|
|
3028 #ifndef VMS
|
|
|
3029
|
|
|
3030 void
|
|
|
3031 mch_settmode(tmode)
|
|
|
3032 int tmode;
|
|
|
3033 {
|
|
|
3034 static int first = TRUE;
|
|
|
3035
|
|
|
3036 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
|
3037 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
|
3038 /*
|
|
|
3039 * for "new" tty systems
|
|
|
3040 */
|
|
|
3041 # ifdef HAVE_TERMIOS_H
|
|
|
3042 static struct termios told;
|
|
|
3043 struct termios tnew;
|
|
|
3044 # else
|
|
|
3045 static struct termio told;
|
|
|
3046 struct termio tnew;
|
|
|
3047 # endif
|
|
|
3048
|
|
|
3049 if (first)
|
|
|
3050 {
|
|
|
3051 first = FALSE;
|
|
|
3052 # if defined(HAVE_TERMIOS_H)
|
|
|
3053 tcgetattr(read_cmd_fd, &told);
|
|
|
3054 # else
|
|
|
3055 ioctl(read_cmd_fd, TCGETA, &told);
|
|
|
3056 # endif
|
|
|
3057 }
|
|
|
3058
|
|
|
3059 tnew = told;
|
|
|
3060 if (tmode == TMODE_RAW)
|
|
|
3061 {
|
|
|
3062 /*
|
|
|
3063 * ~ICRNL enables typing ^V^M
|
|
|
3064 */
|
|
|
3065 tnew.c_iflag &= ~ICRNL;
|
|
|
3066 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE
|
|
|
3067 # if defined(IEXTEN) && !defined(__MINT__)
|
|
|
3068 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */
|
|
|
3069 /* but it breaks function keys on MINT */
|
|
|
3070 # endif
|
|
|
3071 );
|
|
|
3072 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */
|
|
|
3073 tnew.c_oflag &= ~ONLCR;
|
|
|
3074 # endif
|
|
|
3075 tnew.c_cc[VMIN] = 1; /* return after 1 char */
|
|
|
3076 tnew.c_cc[VTIME] = 0; /* don't wait */
|
|
|
3077 }
|
|
|
3078 else if (tmode == TMODE_SLEEP)
|
|
|
3079 tnew.c_lflag &= ~(ECHO);
|
|
|
3080
|
|
|
3081 # if defined(HAVE_TERMIOS_H)
|
|
|
3082 {
|
|
|
3083 int n = 10;
|
|
|
3084
|
|
|
3085 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a
|
|
|
3086 * few times. */
|
|
|
3087 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1
|
|
|
3088 && errno == EINTR && n > 0)
|
|
|
3089 --n;
|
|
|
3090 }
|
|
|
3091 # else
|
|
|
3092 ioctl(read_cmd_fd, TCSETA, &tnew);
|
|
|
3093 # endif
|
|
|
3094
|
|
|
3095 #else
|
|
|
3096
|
|
|
3097 /*
|
|
|
3098 * for "old" tty systems
|
|
|
3099 */
|
|
|
3100 # ifndef TIOCSETN
|
|
|
3101 # define TIOCSETN TIOCSETP /* for hpux 9.0 */
|
|
|
3102 # endif
|
|
|
3103 static struct sgttyb ttybold;
|
|
|
3104 struct sgttyb ttybnew;
|
|
|
3105
|
|
|
3106 if (first)
|
|
|
3107 {
|
|
|
3108 first = FALSE;
|
|
|
3109 ioctl(read_cmd_fd, TIOCGETP, &ttybold);
|
|
|
3110 }
|
|
|
3111
|
|
|
3112 ttybnew = ttybold;
|
|
|
3113 if (tmode == TMODE_RAW)
|
|
|
3114 {
|
|
|
3115 ttybnew.sg_flags &= ~(CRMOD | ECHO);
|
|
|
3116 ttybnew.sg_flags |= RAW;
|
|
|
3117 }
|
|
|
3118 else if (tmode == TMODE_SLEEP)
|
|
|
3119 ttybnew.sg_flags &= ~(ECHO);
|
|
|
3120 ioctl(read_cmd_fd, TIOCSETN, &ttybnew);
|
|
|
3121 #endif
|
|
|
3122 curr_tmode = tmode;
|
|
|
3123 }
|
|
|
3124
|
|
|
3125 /*
|
|
|
3126 * Try to get the code for "t_kb" from the stty setting
|
|
|
3127 *
|
|
|
3128 * Even if termcap claims a backspace key, the user's setting *should*
|
|
|
3129 * prevail. stty knows more about reality than termcap does, and if
|
|
|
3130 * somebody's usual erase key is DEL (which, for most BSD users, it will
|
|
|
3131 * be), they're going to get really annoyed if their erase key starts
|
|
|
3132 * doing forward deletes for no reason. (Eric Fischer)
|
|
|
3133 */
|
|
|
3134 void
|
|
|
3135 get_stty()
|
|
|
3136 {
|
|
|
3137 char_u buf[2];
|
|
|
3138 char_u *p;
|
|
|
3139
|
|
|
3140 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
|
3141 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
|
3142 /* for "new" tty systems */
|
|
|
3143 # ifdef HAVE_TERMIOS_H
|
|
|
3144 struct termios keys;
|
|
|
3145 # else
|
|
|
3146 struct termio keys;
|
|
|
3147 # endif
|
|
|
3148
|
|
|
3149 # if defined(HAVE_TERMIOS_H)
|
|
|
3150 if (tcgetattr(read_cmd_fd, &keys) != -1)
|
|
|
3151 # else
|
|
|
3152 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1)
|
|
|
3153 # endif
|
|
|
3154 {
|
|
|
3155 buf[0] = keys.c_cc[VERASE];
|
|
|
3156 intr_char = keys.c_cc[VINTR];
|
|
|
3157 #else
|
|
|
3158 /* for "old" tty systems */
|
|
|
3159 struct sgttyb keys;
|
|
|
3160
|
|
|
3161 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1)
|
|
|
3162 {
|
|
|
3163 buf[0] = keys.sg_erase;
|
|
|
3164 intr_char = keys.sg_kill;
|
|
|
3165 #endif
|
|
|
3166 buf[1] = NUL;
|
|
|
3167 add_termcode((char_u *)"kb", buf, FALSE);
|
|
|
3168
|
|
|
3169 /*
|
|
|
3170 * If <BS> and <DEL> are now the same, redefine <DEL>.
|
|
|
3171 */
|
|
|
3172 p = find_termcode((char_u *)"kD");
|
|
|
3173 if (p != NULL && p[0] == buf[0] && p[1] == buf[1])
|
|
|
3174 do_fixdel(NULL);
|
|
|
3175 }
|
|
|
3176 #if 0
|
|
|
3177 } /* to keep cindent happy */
|
|
|
3178 #endif
|
|
|
3179 }
|
|
|
3180
|
|
|
3181 #endif /* VMS */
|
|
|
3182
|
|
|
3183 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
|
3184 /*
|
|
|
3185 * Set mouse clicks on or off.
|
|
|
3186 */
|
|
|
3187 void
|
|
|
3188 mch_setmouse(on)
|
|
|
3189 int on;
|
|
|
3190 {
|
|
|
3191 static int ison = FALSE;
|
|
|
3192 int xterm_mouse_vers;
|
|
|
3193
|
|
|
3194 if (on == ison) /* return quickly if nothing to do */
|
|
|
3195 return;
|
|
|
3196
|
|
|
3197 xterm_mouse_vers = use_xterm_mouse();
|
|
|
3198 if (xterm_mouse_vers > 0)
|
|
|
3199 {
|
|
|
3200 if (on) /* enable mouse events, use mouse tracking if available */
|
|
|
3201 out_str_nf((char_u *)
|
|
|
3202 (xterm_mouse_vers > 1
|
|
|
3203 ? IF_EB("\033[?1002h", ESC_STR "[?1002h")
|
|
|
3204 : IF_EB("\033[?1000h", ESC_STR "[?1000h")));
|
|
|
3205 else /* disable mouse events, could probably always send the same */
|
|
|
3206 out_str_nf((char_u *)
|
|
|
3207 (xterm_mouse_vers > 1
|
|
|
3208 ? IF_EB("\033[?1002l", ESC_STR "[?1002l")
|
|
|
3209 : IF_EB("\033[?1000l", ESC_STR "[?1000l")));
|
|
|
3210 ison = on;
|
|
|
3211 }
|
|
|
3212
|
|
|
3213 # ifdef FEAT_MOUSE_DEC
|
|
|
3214 else if (ttym_flags == TTYM_DEC)
|
|
|
3215 {
|
|
|
3216 if (on) /* enable mouse events */
|
|
|
3217 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{");
|
|
|
3218 else /* disable mouse events */
|
|
|
3219 out_str_nf((char_u *)"\033['z");
|
|
|
3220 ison = on;
|
|
|
3221 }
|
|
|
3222 # endif
|
|
|
3223
|
|
|
3224 # ifdef FEAT_MOUSE_GPM
|
|
|
3225 else
|
|
|
3226 {
|
|
|
3227 if (on)
|
|
|
3228 {
|
|
|
3229 if (gpm_open())
|
|
|
3230 ison = TRUE;
|
|
|
3231 }
|
|
|
3232 else
|
|
|
3233 {
|
|
|
3234 gpm_close();
|
|
|
3235 ison = FALSE;
|
|
|
3236 }
|
|
|
3237 }
|
|
|
3238 # endif
|
|
|
3239
|
|
|
3240 # ifdef FEAT_MOUSE_JSB
|
|
|
3241 else
|
|
|
3242 {
|
|
|
3243 if (on)
|
|
|
3244 {
|
|
|
3245 /* D - Enable Mouse up/down messages
|
|
|
3246 * L - Enable Left Button Reporting
|
|
|
3247 * M - Enable Middle Button Reporting
|
|
|
3248 * R - Enable Right Button Reporting
|
|
|
3249 * K - Enable SHIFT and CTRL key Reporting
|
|
|
3250 * + - Enable Advanced messaging of mouse moves and up/down messages
|
|
|
3251 * Q - Quiet No Ack
|
|
|
3252 * # - Numeric value of mouse pointer required
|
|
|
3253 * 0 = Multiview 2000 cursor, used as standard
|
|
|
3254 * 1 = Windows Arrow
|
|
|
3255 * 2 = Windows I Beam
|
|
|
3256 * 3 = Windows Hour Glass
|
|
|
3257 * 4 = Windows Cross Hair
|
|
|
3258 * 5 = Windows UP Arrow
|
|
|
3259 */
|
|
|
3260 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */
|
|
|
3261 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\",
|
|
|
3262 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\"));
|
|
|
3263 #else
|
|
|
3264 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\",
|
|
|
3265 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\"));
|
|
|
3266 #endif
|
|
|
3267 ison = TRUE;
|
|
|
3268 }
|
|
|
3269 else
|
|
|
3270 {
|
|
|
3271 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\",
|
|
|
3272 ESC_STR "[0~ZwQ" ESC_STR "\\"));
|
|
|
3273 ison = FALSE;
|
|
|
3274 }
|
|
|
3275 }
|
|
|
3276 # endif
|
|
|
3277 # ifdef FEAT_MOUSE_PTERM
|
|
|
3278 else
|
|
|
3279 {
|
|
|
3280 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */
|
|
|
3281 if (on)
|
|
|
3282 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l");
|
|
|
3283 else
|
|
|
3284 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h");
|
|
|
3285 ison = on;
|
|
|
3286 }
|
|
|
3287 # endif
|
|
|
3288 }
|
|
|
3289
|
|
|
3290 /*
|
|
|
3291 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options.
|
|
|
3292 */
|
|
|
3293 void
|
|
|
3294 check_mouse_termcode()
|
|
|
3295 {
|
|
|
3296 # ifdef FEAT_MOUSE_XTERM
|
|
|
3297 if (use_xterm_mouse()
|
|
|
3298 # ifdef FEAT_GUI
|
|
|
3299 && !gui.in_use
|
|
|
3300 # endif
|
|
|
3301 )
|
|
|
3302 {
|
|
|
3303 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
|
180
|
3304 ? IF_EB("\233M", CSI_STR "M")
|
|
|
3305 : IF_EB("\033[M", ESC_STR "[M")));
|
|
7
|
3306 if (*p_mouse != NUL)
|
|
|
3307 {
|
|
|
3308 /* force mouse off and maybe on to send possibly new mouse
|
|
|
3309 * activation sequence to the xterm, with(out) drag tracing. */
|
|
|
3310 mch_setmouse(FALSE);
|
|
|
3311 setmouse();
|
|
|
3312 }
|
|
|
3313 }
|
|
|
3314 else
|
|
|
3315 del_mouse_termcode(KS_MOUSE);
|
|
|
3316 # endif
|
|
|
3317
|
|
|
3318 # ifdef FEAT_MOUSE_GPM
|
|
|
3319 if (!use_xterm_mouse()
|
|
|
3320 # ifdef FEAT_GUI
|
|
|
3321 && !gui.in_use
|
|
|
3322 # endif
|
|
|
3323 )
|
|
|
3324 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG"));
|
|
|
3325 # endif
|
|
|
3326
|
|
|
3327 # ifdef FEAT_MOUSE_JSB
|
|
|
3328 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */
|
|
|
3329 if (!use_xterm_mouse()
|
|
|
3330 # ifdef FEAT_GUI
|
|
|
3331 && !gui.in_use
|
|
|
3332 # endif
|
|
|
3333 )
|
|
|
3334 set_mouse_termcode(KS_JSBTERM_MOUSE,
|
|
|
3335 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw"));
|
|
|
3336 else
|
|
|
3337 del_mouse_termcode(KS_JSBTERM_MOUSE);
|
|
|
3338 # endif
|
|
|
3339
|
|
|
3340 # ifdef FEAT_MOUSE_NET
|
|
180
|
3341 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't
|
|
7
|
3342 * define it in the GUI or when using an xterm. */
|
|
|
3343 if (!use_xterm_mouse()
|
|
|
3344 # ifdef FEAT_GUI
|
|
|
3345 && !gui.in_use
|
|
|
3346 # endif
|
|
|
3347 )
|
|
|
3348 set_mouse_termcode(KS_NETTERM_MOUSE,
|
|
|
3349 (char_u *)IF_EB("\033}", ESC_STR "}"));
|
|
|
3350 else
|
|
|
3351 del_mouse_termcode(KS_NETTERM_MOUSE);
|
|
|
3352 # endif
|
|
|
3353
|
|
|
3354 # ifdef FEAT_MOUSE_DEC
|
|
|
3355 /* conflicts with xterm mouse: "\033[" and "\033[M" */
|
|
|
3356 if (!use_xterm_mouse()
|
|
|
3357 # ifdef FEAT_GUI
|
|
|
3358 && !gui.in_use
|
|
|
3359 # endif
|
|
|
3360 )
|
|
180
|
3361 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
|
|
3362 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "[")));
|
|
7
|
3363 else
|
|
|
3364 del_mouse_termcode(KS_DEC_MOUSE);
|
|
|
3365 # endif
|
|
|
3366 # ifdef FEAT_MOUSE_PTERM
|
|
|
3367 /* same as the dec mouse */
|
|
|
3368 if (!use_xterm_mouse()
|
|
|
3369 # ifdef FEAT_GUI
|
|
|
3370 && !gui.in_use
|
|
|
3371 # endif
|
|
|
3372 )
|
|
|
3373 set_mouse_termcode(KS_PTERM_MOUSE,
|
|
|
3374 (char_u *) IF_EB("\033[", ESC_STR "["));
|
|
|
3375 else
|
|
|
3376 del_mouse_termcode(KS_PTERM_MOUSE);
|
|
|
3377 # endif
|
|
|
3378 }
|
|
|
3379 #endif
|
|
|
3380
|
|
|
3381 /*
|
|
|
3382 * set screen mode, always fails.
|
|
|
3383 */
|
|
|
3384 /* ARGSUSED */
|
|
|
3385 int
|
|
|
3386 mch_screenmode(arg)
|
|
|
3387 char_u *arg;
|
|
|
3388 {
|
|
|
3389 EMSG(_(e_screenmode));
|
|
|
3390 return FAIL;
|
|
|
3391 }
|
|
|
3392
|
|
|
3393 #ifndef VMS
|
|
|
3394
|
|
|
3395 /*
|
|
|
3396 * Try to get the current window size:
|
|
|
3397 * 1. with an ioctl(), most accurate method
|
|
|
3398 * 2. from the environment variables LINES and COLUMNS
|
|
|
3399 * 3. from the termcap
|
|
|
3400 * 4. keep using the old values
|
|
|
3401 * Return OK when size could be determined, FAIL otherwise.
|
|
|
3402 */
|
|
|
3403 int
|
|
|
3404 mch_get_shellsize()
|
|
|
3405 {
|
|
|
3406 long rows = 0;
|
|
|
3407 long columns = 0;
|
|
|
3408 char_u *p;
|
|
|
3409
|
|
|
3410 /*
|
|
|
3411 * For OS/2 use _scrsize().
|
|
|
3412 */
|
|
|
3413 # ifdef __EMX__
|
|
|
3414 {
|
|
|
3415 int s[2];
|
|
|
3416
|
|
|
3417 _scrsize(s);
|
|
|
3418 columns = s[0];
|
|
|
3419 rows = s[1];
|
|
|
3420 }
|
|
|
3421 # endif
|
|
|
3422
|
|
|
3423 /*
|
|
|
3424 * 1. try using an ioctl. It is the most accurate method.
|
|
|
3425 *
|
|
|
3426 * Try using TIOCGWINSZ first, some systems that have it also define
|
|
|
3427 * TIOCGSIZE but don't have a struct ttysize.
|
|
|
3428 */
|
|
|
3429 # ifdef TIOCGWINSZ
|
|
|
3430 {
|
|
|
3431 struct winsize ws;
|
|
|
3432 int fd = 1;
|
|
|
3433
|
|
|
3434 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
|
3435 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
|
3436 fd = read_cmd_fd;
|
|
|
3437 if (ioctl(fd, TIOCGWINSZ, &ws) == 0)
|
|
|
3438 {
|
|
|
3439 columns = ws.ws_col;
|
|
|
3440 rows = ws.ws_row;
|
|
|
3441 }
|
|
|
3442 }
|
|
|
3443 # else /* TIOCGWINSZ */
|
|
|
3444 # ifdef TIOCGSIZE
|
|
|
3445 {
|
|
|
3446 struct ttysize ts;
|
|
|
3447 int fd = 1;
|
|
|
3448
|
|
|
3449 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
|
3450 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
|
3451 fd = read_cmd_fd;
|
|
|
3452 if (ioctl(fd, TIOCGSIZE, &ts) == 0)
|
|
|
3453 {
|
|
|
3454 columns = ts.ts_cols;
|
|
|
3455 rows = ts.ts_lines;
|
|
|
3456 }
|
|
|
3457 }
|
|
|
3458 # endif /* TIOCGSIZE */
|
|
|
3459 # endif /* TIOCGWINSZ */
|
|
|
3460
|
|
|
3461 /*
|
|
|
3462 * 2. get size from environment
|
|
164
|
3463 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules
|
|
|
3464 * the ioctl() values!
|
|
7
|
3465 */
|
|
164
|
3466 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL)
|
|
7
|
3467 {
|
|
|
3468 if ((p = (char_u *)getenv("LINES")))
|
|
|
3469 rows = atoi((char *)p);
|
|
|
3470 if ((p = (char_u *)getenv("COLUMNS")))
|
|
|
3471 columns = atoi((char *)p);
|
|
|
3472 }
|
|
|
3473
|
|
|
3474 #ifdef HAVE_TGETENT
|
|
|
3475 /*
|
|
|
3476 * 3. try reading "co" and "li" entries from termcap
|
|
|
3477 */
|
|
|
3478 if (columns == 0 || rows == 0)
|
|
|
3479 getlinecol(&columns, &rows);
|
|
|
3480 #endif
|
|
|
3481
|
|
|
3482 /*
|
|
|
3483 * 4. If everything fails, use the old values
|
|
|
3484 */
|
|
|
3485 if (columns <= 0 || rows <= 0)
|
|
|
3486 return FAIL;
|
|
|
3487
|
|
|
3488 Rows = rows;
|
|
|
3489 Columns = columns;
|
|
|
3490 return OK;
|
|
|
3491 }
|
|
|
3492
|
|
|
3493 /*
|
|
|
3494 * Try to set the window size to Rows and Columns.
|
|
|
3495 */
|
|
|
3496 void
|
|
|
3497 mch_set_shellsize()
|
|
|
3498 {
|
|
|
3499 if (*T_CWS)
|
|
|
3500 {
|
|
|
3501 /*
|
|
|
3502 * NOTE: if you get an error here that term_set_winsize() is
|
|
|
3503 * undefined, check the output of configure. It could probably not
|
|
|
3504 * find a ncurses, termcap or termlib library.
|
|
|
3505 */
|
|
|
3506 term_set_winsize((int)Rows, (int)Columns);
|
|
|
3507 out_flush();
|
|
|
3508 screen_start(); /* don't know where cursor is now */
|
|
|
3509 }
|
|
|
3510 }
|
|
|
3511
|
|
|
3512 #endif /* VMS */
|
|
|
3513
|
|
|
3514 /*
|
|
|
3515 * Rows and/or Columns has changed.
|
|
|
3516 */
|
|
|
3517 void
|
|
|
3518 mch_new_shellsize()
|
|
|
3519 {
|
|
|
3520 /* Nothing to do. */
|
|
|
3521 }
|
|
|
3522
|
|
167
|
3523 #ifndef USE_SYSTEM
|
|
|
3524 static void append_ga_line __ARGS((garray_T *gap));
|
|
|
3525
|
|
|
3526 /*
|
|
|
3527 * Append the text in "gap" below the cursor line and clear "gap".
|
|
|
3528 */
|
|
|
3529 static void
|
|
|
3530 append_ga_line(gap)
|
|
|
3531 garray_T *gap;
|
|
|
3532 {
|
|
|
3533 /* Remove trailing CR. */
|
|
|
3534 if (gap->ga_len > 0
|
|
|
3535 && !curbuf->b_p_bin
|
|
|
3536 && ((char_u *)gap->ga_data)[gap->ga_len - 1] == CAR)
|
|
|
3537 --gap->ga_len;
|
|
|
3538 ga_append(gap, NUL);
|
|
|
3539 ml_append(curwin->w_cursor.lnum++, gap->ga_data, 0, FALSE);
|
|
|
3540 gap->ga_len = 0;
|
|
|
3541 }
|
|
|
3542 #endif
|
|
|
3543
|
|
7
|
3544 int
|
|
|
3545 mch_call_shell(cmd, options)
|
|
|
3546 char_u *cmd;
|
|
|
3547 int options; /* SHELL_*, see vim.h */
|
|
|
3548 {
|
|
|
3549 #ifdef VMS
|
|
|
3550 char *ifn = NULL;
|
|
|
3551 char *ofn = NULL;
|
|
|
3552 #endif
|
|
|
3553 int tmode = cur_tmode;
|
|
|
3554 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */
|
|
|
3555 int x;
|
|
|
3556 # ifndef __EMX__
|
|
|
3557 char_u *newcmd; /* only needed for unix */
|
|
|
3558 # else
|
|
|
3559 /*
|
|
|
3560 * Set the preferred shell in the EMXSHELL environment variable (but
|
|
|
3561 * only if it is different from what is already in the environment).
|
|
|
3562 * Emx then takes care of whether to use "/c" or "-c" in an
|
|
|
3563 * intelligent way. Simply pass the whole thing to emx's system() call.
|
|
|
3564 * Emx also starts an interactive shell if system() is passed an empty
|
|
|
3565 * string.
|
|
|
3566 */
|
|
|
3567 char_u *p, *old;
|
|
|
3568
|
|
|
3569 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh))
|
|
|
3570 {
|
|
|
3571 /* should check HAVE_SETENV, but I know we don't have it. */
|
|
|
3572 p = alloc(10 + strlen(p_sh));
|
|
|
3573 if (p)
|
|
|
3574 {
|
|
|
3575 sprintf((char *)p, "EMXSHELL=%s", p_sh);
|
|
|
3576 putenv((char *)p); /* don't free the pointer! */
|
|
|
3577 }
|
|
|
3578 }
|
|
|
3579 # endif
|
|
|
3580
|
|
|
3581 out_flush();
|
|
|
3582
|
|
|
3583 if (options & SHELL_COOKED)
|
|
|
3584 settmode(TMODE_COOK); /* set to normal mode */
|
|
|
3585
|
|
|
3586 # ifdef __EMX__
|
|
|
3587 if (cmd == NULL)
|
|
|
3588 x = system(""); /* this starts an interactive shell in emx */
|
|
|
3589 else
|
|
|
3590 x = system((char *)cmd);
|
|
|
3591 /* system() returns -1 when error occurs in starting shell */
|
|
|
3592 if (x == -1 && !emsg_silent)
|
|
|
3593 {
|
|
|
3594 MSG_PUTS(_("\nCannot execute shell "));
|
|
|
3595 msg_outtrans(p_sh);
|
|
|
3596 msg_putchar('\n');
|
|
|
3597 }
|
|
|
3598 # else /* not __EMX__ */
|
|
|
3599 if (cmd == NULL)
|
|
|
3600 x = system((char *)p_sh);
|
|
|
3601 else
|
|
|
3602 {
|
|
|
3603 # ifdef VMS
|
|
|
3604 if (ofn = strchr((char *)cmd, '>'))
|
|
|
3605 *ofn++ = '\0';
|
|
|
3606 if (ifn = strchr((char *)cmd, '<'))
|
|
|
3607 {
|
|
|
3608 char *p;
|
|
|
3609
|
|
|
3610 *ifn++ = '\0';
|
|
|
3611 p = strchr(ifn,' '); /* chop off any trailing spaces */
|
|
|
3612 if (p)
|
|
|
3613 *p = '\0';
|
|
|
3614 }
|
|
|
3615 if (ofn)
|
|
|
3616 x = vms_sys((char *)cmd, ofn, ifn);
|
|
|
3617 else
|
|
|
3618 x = system((char *)cmd);
|
|
|
3619 # else
|
|
|
3620 newcmd = lalloc(STRLEN(p_sh)
|
|
|
3621 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg))
|
|
|
3622 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE);
|
|
|
3623 if (newcmd == NULL)
|
|
|
3624 x = 0;
|
|
|
3625 else
|
|
|
3626 {
|
|
|
3627 sprintf((char *)newcmd, "%s %s %s %s", p_sh,
|
|
|
3628 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg,
|
|
|
3629 (char *)p_shcf,
|
|
|
3630 (char *)cmd);
|
|
|
3631 x = system((char *)newcmd);
|
|
|
3632 vim_free(newcmd);
|
|
|
3633 }
|
|
|
3634 # endif
|
|
|
3635 }
|
|
|
3636 # ifdef VMS
|
|
|
3637 x = vms_sys_status(x);
|
|
|
3638 # endif
|
|
|
3639 if (emsg_silent)
|
|
|
3640 ;
|
|
|
3641 else if (x == 127)
|
|
|
3642 MSG_PUTS(_("\nCannot execute shell sh\n"));
|
|
|
3643 # endif /* __EMX__ */
|
|
|
3644 else if (x && !(options & SHELL_SILENT))
|
|
|
3645 {
|
|
|
3646 MSG_PUTS(_("\nshell returned "));
|
|
|
3647 msg_outnum((long)x);
|
|
|
3648 msg_putchar('\n');
|
|
|
3649 }
|
|
|
3650
|
|
|
3651 if (tmode == TMODE_RAW)
|
|
|
3652 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
3653 # ifdef FEAT_TITLE
|
|
|
3654 resettitle();
|
|
|
3655 # endif
|
|
|
3656 return x;
|
|
|
3657
|
|
|
3658 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */
|
|
|
3659
|
|
167
|
3660 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use
|
|
|
3661 127, some shells use that already */
|
|
7
|
3662
|
|
|
3663 char_u *newcmd = NULL;
|
|
|
3664 pid_t pid;
|
|
167
|
3665 pid_t wpid = 0;
|
|
7
|
3666 pid_t wait_pid = 0;
|
|
|
3667 # ifdef HAVE_UNION_WAIT
|
|
|
3668 union wait status;
|
|
|
3669 # else
|
|
|
3670 int status = -1;
|
|
|
3671 # endif
|
|
|
3672 int retval = -1;
|
|
|
3673 char **argv = NULL;
|
|
|
3674 int argc;
|
|
|
3675 int i;
|
|
|
3676 char_u *p;
|
|
|
3677 int inquote;
|
|
167
|
3678 int pty_master_fd = -1; /* for pty's */
|
|
7
|
3679 # ifdef FEAT_GUI
|
|
|
3680 int pty_slave_fd = -1;
|
|
|
3681 char *tty_name;
|
|
167
|
3682 # endif
|
|
602
|
3683 int fd_toshell[2]; /* for pipes */
|
|
7
|
3684 int fd_fromshell[2];
|
|
|
3685 int pipe_error = FALSE;
|
|
167
|
3686 # ifdef HAVE_SETENV
|
|
7
|
3687 char envbuf[50];
|
|
167
|
3688 # else
|
|
7
|
3689 static char envbuf_Rows[20];
|
|
|
3690 static char envbuf_Columns[20];
|
|
|
3691 # endif
|
|
602
|
3692 int did_settmode = FALSE; /* settmode(TMODE_RAW) called */
|
|
7
|
3693
|
|
|
3694 out_flush();
|
|
|
3695 if (options & SHELL_COOKED)
|
|
|
3696 settmode(TMODE_COOK); /* set to normal mode */
|
|
|
3697
|
|
|
3698 newcmd = vim_strsave(p_sh);
|
|
|
3699 if (newcmd == NULL) /* out of memory */
|
|
|
3700 goto error;
|
|
602
|
3701
|
|
|
3702 /*
|
|
|
3703 * Do this loop twice:
|
|
|
3704 * 1: find number of arguments
|
|
|
3705 * 2: separate them and build argv[]
|
|
|
3706 */
|
|
7
|
3707 for (i = 0; i < 2; ++i)
|
|
|
3708 {
|
|
|
3709 p = newcmd;
|
|
|
3710 inquote = FALSE;
|
|
|
3711 argc = 0;
|
|
|
3712 for (;;)
|
|
|
3713 {
|
|
|
3714 if (i == 1)
|
|
|
3715 argv[argc] = (char *)p;
|
|
|
3716 ++argc;
|
|
|
3717 while (*p && (inquote || (*p != ' ' && *p != TAB)))
|
|
|
3718 {
|
|
|
3719 if (*p == '"')
|
|
|
3720 inquote = !inquote;
|
|
|
3721 ++p;
|
|
|
3722 }
|
|
|
3723 if (*p == NUL)
|
|
|
3724 break;
|
|
|
3725 if (i == 1)
|
|
|
3726 *p++ = NUL;
|
|
|
3727 p = skipwhite(p);
|
|
|
3728 }
|
|
840
|
3729 if (argv == NULL)
|
|
7
|
3730 {
|
|
|
3731 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *)));
|
|
|
3732 if (argv == NULL) /* out of memory */
|
|
|
3733 goto error;
|
|
|
3734 }
|
|
|
3735 }
|
|
|
3736 if (cmd != NULL)
|
|
|
3737 {
|
|
|
3738 if (extra_shell_arg != NULL)
|
|
|
3739 argv[argc++] = (char *)extra_shell_arg;
|
|
|
3740 argv[argc++] = (char *)p_shcf;
|
|
|
3741 argv[argc++] = (char *)cmd;
|
|
|
3742 }
|
|
|
3743 argv[argc] = NULL;
|
|
|
3744
|
|
167
|
3745 /*
|
|
|
3746 * For the GUI, when writing the output into the buffer and when reading
|
|
|
3747 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout
|
|
|
3748 * of the executed command into the Vim window. Or use a pipe.
|
|
|
3749 */
|
|
|
3750 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3751 # ifdef FEAT_GUI
|
|
167
|
3752 || (gui.in_use && show_shell_mess)
|
|
|
3753 # endif
|
|
|
3754 )
|
|
7
|
3755 {
|
|
167
|
3756 # ifdef FEAT_GUI
|
|
7
|
3757 /*
|
|
|
3758 * Try to open a master pty.
|
|
|
3759 * If this works, open the slave pty.
|
|
|
3760 * If the slave can't be opened, close the master pty.
|
|
|
3761 */
|
|
167
|
3762 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE)))
|
|
7
|
3763 {
|
|
|
3764 pty_master_fd = OpenPTY(&tty_name); /* open pty */
|
|
|
3765 if (pty_master_fd >= 0 && ((pty_slave_fd =
|
|
|
3766 open(tty_name, O_RDWR | O_EXTRA, 0)) < 0))
|
|
|
3767 {
|
|
|
3768 close(pty_master_fd);
|
|
|
3769 pty_master_fd = -1;
|
|
|
3770 }
|
|
|
3771 }
|
|
|
3772 /*
|
|
|
3773 * If not opening a pty or it didn't work, try using pipes.
|
|
|
3774 */
|
|
|
3775 if (pty_master_fd < 0)
|
|
167
|
3776 # endif
|
|
7
|
3777 {
|
|
|
3778 pipe_error = (pipe(fd_toshell) < 0);
|
|
|
3779 if (!pipe_error) /* pipe create OK */
|
|
|
3780 {
|
|
|
3781 pipe_error = (pipe(fd_fromshell) < 0);
|
|
|
3782 if (pipe_error) /* pipe create failed */
|
|
|
3783 {
|
|
|
3784 close(fd_toshell[0]);
|
|
|
3785 close(fd_toshell[1]);
|
|
|
3786 }
|
|
|
3787 }
|
|
|
3788 if (pipe_error)
|
|
|
3789 {
|
|
|
3790 MSG_PUTS(_("\nCannot create pipes\n"));
|
|
|
3791 out_flush();
|
|
|
3792 }
|
|
|
3793 }
|
|
|
3794 }
|
|
|
3795
|
|
|
3796 if (!pipe_error) /* pty or pipe opened or not used */
|
|
|
3797 {
|
|
|
3798 # ifdef __BEOS__
|
|
|
3799 beos_cleanup_read_thread();
|
|
|
3800 # endif
|
|
602
|
3801
|
|
7
|
3802 if ((pid = fork()) == -1) /* maybe we should use vfork() */
|
|
|
3803 {
|
|
|
3804 MSG_PUTS(_("\nCannot fork\n"));
|
|
167
|
3805 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3806 # ifdef FEAT_GUI
|
|
167
|
3807 || (gui.in_use && show_shell_mess)
|
|
|
3808 # endif
|
|
|
3809 )
|
|
7
|
3810 {
|
|
167
|
3811 # ifdef FEAT_GUI
|
|
7
|
3812 if (pty_master_fd >= 0) /* close the pseudo tty */
|
|
|
3813 {
|
|
|
3814 close(pty_master_fd);
|
|
|
3815 close(pty_slave_fd);
|
|
|
3816 }
|
|
|
3817 else /* close the pipes */
|
|
167
|
3818 # endif
|
|
7
|
3819 {
|
|
|
3820 close(fd_toshell[0]);
|
|
|
3821 close(fd_toshell[1]);
|
|
|
3822 close(fd_fromshell[0]);
|
|
|
3823 close(fd_fromshell[1]);
|
|
|
3824 }
|
|
|
3825 }
|
|
|
3826 }
|
|
|
3827 else if (pid == 0) /* child */
|
|
|
3828 {
|
|
|
3829 reset_signals(); /* handle signals normally */
|
|
|
3830
|
|
|
3831 if (!show_shell_mess || (options & SHELL_EXPAND))
|
|
|
3832 {
|
|
|
3833 int fd;
|
|
|
3834
|
|
|
3835 /*
|
|
|
3836 * Don't want to show any message from the shell. Can't just
|
|
|
3837 * close stdout and stderr though, because some systems will
|
|
|
3838 * break if you try to write to them after that, so we must
|
|
|
3839 * use dup() to replace them with something else -- webb
|
|
|
3840 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang,
|
|
|
3841 * waiting for input.
|
|
|
3842 */
|
|
|
3843 fd = open("/dev/null", O_RDWR | O_EXTRA, 0);
|
|
|
3844 fclose(stdin);
|
|
|
3845 fclose(stdout);
|
|
|
3846 fclose(stderr);
|
|
|
3847
|
|
|
3848 /*
|
|
|
3849 * If any of these open()'s and dup()'s fail, we just continue
|
|
|
3850 * anyway. It's not fatal, and on most systems it will make
|
|
|
3851 * no difference at all. On a few it will cause the execvp()
|
|
|
3852 * to exit with a non-zero status even when the completion
|
|
|
3853 * could be done, which is nothing too serious. If the open()
|
|
|
3854 * or dup() failed we'd just do the same thing ourselves
|
|
|
3855 * anyway -- webb
|
|
|
3856 */
|
|
|
3857 if (fd >= 0)
|
|
|
3858 {
|
|
|
3859 dup(fd); /* To replace stdin (file descriptor 0) */
|
|
|
3860 dup(fd); /* To replace stdout (file descriptor 1) */
|
|
|
3861 dup(fd); /* To replace stderr (file descriptor 2) */
|
|
|
3862
|
|
|
3863 /* Don't need this now that we've duplicated it */
|
|
|
3864 close(fd);
|
|
|
3865 }
|
|
|
3866 }
|
|
167
|
3867 else if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3868 # ifdef FEAT_GUI
|
|
167
|
3869 || gui.in_use
|
|
|
3870 # endif
|
|
|
3871 )
|
|
7
|
3872 {
|
|
|
3873
|
|
167
|
3874 # ifdef HAVE_SETSID
|
|
602
|
3875 /* Create our own process group, so that the child and all its
|
|
|
3876 * children can be kill()ed. Don't do this when using pipes,
|
|
|
3877 * because stdin is not a tty, we would loose /dev/tty. */
|
|
|
3878 if (p_stmp)
|
|
|
3879 (void)setsid();
|
|
167
|
3880 # endif
|
|
|
3881 # ifdef FEAT_GUI
|
|
602
|
3882 if (pty_slave_fd >= 0)
|
|
|
3883 {
|
|
|
3884 /* push stream discipline modules */
|
|
|
3885 if (options & SHELL_COOKED)
|
|
|
3886 SetupSlavePTY(pty_slave_fd);
|
|
7
|
3887 # ifdef TIOCSCTTY
|
|
602
|
3888 /* Try to become controlling tty (probably doesn't work,
|
|
|
3889 * unless run by root) */
|
|
|
3890 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL);
|
|
7
|
3891 # endif
|
|
602
|
3892 }
|
|
167
|
3893 # endif
|
|
7
|
3894 /* Simulate to have a dumb terminal (for now) */
|
|
167
|
3895 # ifdef HAVE_SETENV
|
|
7
|
3896 setenv("TERM", "dumb", 1);
|
|
|
3897 sprintf((char *)envbuf, "%ld", Rows);
|
|
|
3898 setenv("ROWS", (char *)envbuf, 1);
|
|
|
3899 sprintf((char *)envbuf, "%ld", Rows);
|
|
|
3900 setenv("LINES", (char *)envbuf, 1);
|
|
|
3901 sprintf((char *)envbuf, "%ld", Columns);
|
|
|
3902 setenv("COLUMNS", (char *)envbuf, 1);
|
|
167
|
3903 # else
|
|
7
|
3904 /*
|
|
|
3905 * Putenv does not copy the string, it has to remain valid.
|
|
|
3906 * Use a static array to avoid loosing allocated memory.
|
|
|
3907 */
|
|
|
3908 putenv("TERM=dumb");
|
|
|
3909 sprintf(envbuf_Rows, "ROWS=%ld", Rows);
|
|
|
3910 putenv(envbuf_Rows);
|
|
|
3911 sprintf(envbuf_Rows, "LINES=%ld", Rows);
|
|
|
3912 putenv(envbuf_Rows);
|
|
|
3913 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns);
|
|
|
3914 putenv(envbuf_Columns);
|
|
167
|
3915 # endif
|
|
|
3916
|
|
557
|
3917 /*
|
|
|
3918 * stderr is only redirected when using the GUI, so that a
|
|
|
3919 * program like gpg can still access the terminal to get a
|
|
|
3920 * passphrase using stderr.
|
|
|
3921 */
|
|
167
|
3922 # ifdef FEAT_GUI
|
|
7
|
3923 if (pty_master_fd >= 0)
|
|
|
3924 {
|
|
|
3925 close(pty_master_fd); /* close master side of pty */
|
|
|
3926
|
|
|
3927 /* set up stdin/stdout/stderr for the child */
|
|
|
3928 close(0);
|
|
|
3929 dup(pty_slave_fd);
|
|
|
3930 close(1);
|
|
|
3931 dup(pty_slave_fd);
|
|
557
|
3932 if (gui.in_use)
|
|
|
3933 {
|
|
|
3934 close(2);
|
|
|
3935 dup(pty_slave_fd);
|
|
|
3936 }
|
|
7
|
3937
|
|
|
3938 close(pty_slave_fd); /* has been dupped, close it now */
|
|
|
3939 }
|
|
|
3940 else
|
|
167
|
3941 # endif
|
|
7
|
3942 {
|
|
|
3943 /* set up stdin for the child */
|
|
|
3944 close(fd_toshell[1]);
|
|
|
3945 close(0);
|
|
|
3946 dup(fd_toshell[0]);
|
|
|
3947 close(fd_toshell[0]);
|
|
|
3948
|
|
|
3949 /* set up stdout for the child */
|
|
|
3950 close(fd_fromshell[0]);
|
|
|
3951 close(1);
|
|
|
3952 dup(fd_fromshell[1]);
|
|
|
3953 close(fd_fromshell[1]);
|
|
|
3954
|
|
557
|
3955 # ifdef FEAT_GUI
|
|
|
3956 if (gui.in_use)
|
|
|
3957 {
|
|
|
3958 /* set up stderr for the child */
|
|
|
3959 close(2);
|
|
|
3960 dup(1);
|
|
|
3961 }
|
|
|
3962 # endif
|
|
7
|
3963 }
|
|
|
3964 }
|
|
167
|
3965
|
|
7
|
3966 /*
|
|
|
3967 * There is no type cast for the argv, because the type may be
|
|
|
3968 * different on different machines. This may cause a warning
|
|
|
3969 * message with strict compilers, don't worry about it.
|
|
|
3970 * Call _exit() instead of exit() to avoid closing the connection
|
|
|
3971 * to the X server (esp. with GTK, which uses atexit()).
|
|
|
3972 */
|
|
|
3973 execvp(argv[0], argv);
|
|
|
3974 _exit(EXEC_FAILED); /* exec failed, return failure code */
|
|
|
3975 }
|
|
|
3976 else /* parent */
|
|
|
3977 {
|
|
|
3978 /*
|
|
|
3979 * While child is running, ignore terminating signals.
|
|
167
|
3980 * Do catch CTRL-C, so that "got_int" is set.
|
|
7
|
3981 */
|
|
|
3982 catch_signals(SIG_IGN, SIG_ERR);
|
|
167
|
3983 catch_int_signal();
|
|
7
|
3984
|
|
|
3985 /*
|
|
|
3986 * For the GUI we redirect stdin, stdout and stderr to our window.
|
|
167
|
3987 * This is also used to pipe stdin/stdout to/from the external
|
|
|
3988 * command.
|
|
7
|
3989 */
|
|
167
|
3990 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
|
3991 # ifdef FEAT_GUI
|
|
|
3992 || (gui.in_use && show_shell_mess)
|
|
|
3993 # endif
|
|
|
3994 )
|
|
7
|
3995 {
|
|
167
|
3996 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */
|
|
7
|
3997 char_u buffer[BUFLEN + 1];
|
|
167
|
3998 # ifdef FEAT_MBYTE
|
|
7
|
3999 int buffer_off = 0; /* valid bytes in buffer[] */
|
|
167
|
4000 # endif
|
|
7
|
4001 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */
|
|
|
4002 int ta_len = 0; /* valid bytes in ta_buf[] */
|
|
|
4003 int len;
|
|
|
4004 int p_more_save;
|
|
|
4005 int old_State;
|
|
|
4006 int c;
|
|
|
4007 int toshell_fd;
|
|
|
4008 int fromshell_fd;
|
|
167
|
4009 garray_T ga;
|
|
|
4010 int noread_cnt;
|
|
|
4011
|
|
|
4012 # ifdef FEAT_GUI
|
|
7
|
4013 if (pty_master_fd >= 0)
|
|
|
4014 {
|
|
|
4015 close(pty_slave_fd); /* close slave side of pty */
|
|
|
4016 fromshell_fd = pty_master_fd;
|
|
|
4017 toshell_fd = dup(pty_master_fd);
|
|
|
4018 }
|
|
|
4019 else
|
|
167
|
4020 # endif
|
|
7
|
4021 {
|
|
|
4022 close(fd_toshell[0]);
|
|
|
4023 close(fd_fromshell[1]);
|
|
|
4024 toshell_fd = fd_toshell[1];
|
|
|
4025 fromshell_fd = fd_fromshell[0];
|
|
|
4026 }
|
|
|
4027
|
|
|
4028 /*
|
|
|
4029 * Write to the child if there are typed characters.
|
|
|
4030 * Read from the child if there are characters available.
|
|
|
4031 * Repeat the reading a few times if more characters are
|
|
|
4032 * available. Need to check for typed keys now and then, but
|
|
|
4033 * not too often (delays when no chars are available).
|
|
|
4034 * This loop is quit if no characters can be read from the pty
|
|
|
4035 * (WaitForChar detected special condition), or there are no
|
|
|
4036 * characters available and the child has exited.
|
|
|
4037 * Only check if the child has exited when there is no more
|
|
|
4038 * output. The child may exit before all the output has
|
|
|
4039 * been printed.
|
|
|
4040 *
|
|
|
4041 * Currently this busy loops!
|
|
|
4042 * This can probably dead-lock when the write blocks!
|
|
|
4043 */
|
|
|
4044 p_more_save = p_more;
|
|
|
4045 p_more = FALSE;
|
|
|
4046 old_State = State;
|
|
|
4047 State = EXTERNCMD; /* don't redraw at window resize */
|
|
|
4048
|
|
602
|
4049 if ((options & SHELL_WRITE) && toshell_fd >= 0)
|
|
167
|
4050 {
|
|
|
4051 /* Fork a process that will write the lines to the
|
|
|
4052 * external program. */
|
|
|
4053 if ((wpid = fork()) == -1)
|
|
|
4054 {
|
|
|
4055 MSG_PUTS(_("\nCannot fork\n"));
|
|
|
4056 }
|
|
|
4057 else if (wpid == 0)
|
|
|
4058 {
|
|
|
4059 linenr_T lnum = curbuf->b_op_start.lnum;
|
|
|
4060 int written = 0;
|
|
944
|
4061 char_u *lp = ml_get(lnum);
|
|
167
|
4062 char_u *s;
|
|
|
4063 size_t l;
|
|
|
4064
|
|
|
4065 /* child */
|
|
177
|
4066 close(fromshell_fd);
|
|
167
|
4067 for (;;)
|
|
|
4068 {
|
|
944
|
4069 l = STRLEN(lp + written);
|
|
167
|
4070 if (l == 0)
|
|
|
4071 len = 0;
|
|
944
|
4072 else if (lp[written] == NL)
|
|
167
|
4073 /* NL -> NUL translation */
|
|
|
4074 len = write(toshell_fd, "", (size_t)1);
|
|
|
4075 else
|
|
|
4076 {
|
|
944
|
4077 s = vim_strchr(lp + written, NL);
|
|
|
4078 len = write(toshell_fd, (char *)lp + written,
|
|
|
4079 s == NULL ? l : s - (lp + written));
|
|
167
|
4080 }
|
|
|
4081 if (len == l)
|
|
|
4082 {
|
|
|
4083 /* Finished a line, add a NL, unless this line
|
|
|
4084 * should not have one. */
|
|
|
4085 if (lnum != curbuf->b_op_end.lnum
|
|
|
4086 || !curbuf->b_p_bin
|
|
|
4087 || (lnum != write_no_eol_lnum
|
|
|
4088 && (lnum !=
|
|
|
4089 curbuf->b_ml.ml_line_count
|
|
|
4090 || curbuf->b_p_eol)))
|
|
|
4091 write(toshell_fd, "\n", (size_t)1);
|
|
|
4092 ++lnum;
|
|
|
4093 if (lnum > curbuf->b_op_end.lnum)
|
|
|
4094 {
|
|
|
4095 /* finished all the lines, close pipe */
|
|
|
4096 close(toshell_fd);
|
|
|
4097 toshell_fd = -1;
|
|
|
4098 break;
|
|
|
4099 }
|
|
944
|
4100 lp = ml_get(lnum);
|
|
167
|
4101 written = 0;
|
|
|
4102 }
|
|
|
4103 else if (len > 0)
|
|
|
4104 written += len;
|
|
|
4105 }
|
|
|
4106 _exit(0);
|
|
|
4107 }
|
|
|
4108 else
|
|
|
4109 {
|
|
|
4110 close(toshell_fd);
|
|
|
4111 toshell_fd = -1;
|
|
|
4112 }
|
|
|
4113 }
|
|
|
4114
|
|
|
4115 if (options & SHELL_READ)
|
|
|
4116 ga_init2(&ga, 1, BUFLEN);
|
|
|
4117
|
|
|
4118 noread_cnt = 0;
|
|
|
4119
|
|
7
|
4120 for (;;)
|
|
|
4121 {
|
|
|
4122 /*
|
|
|
4123 * Check if keys have been typed, write them to the child
|
|
592
|
4124 * if there are any.
|
|
|
4125 * Don't do this if we are expanding wild cards (would eat
|
|
|
4126 * typeahead).
|
|
|
4127 * Don't do this when filtering and terminal is in cooked
|
|
|
4128 * mode, the shell command will handle the I/O. Avoids
|
|
|
4129 * that a typed password is echoed for ssh or gpg command.
|
|
602
|
4130 * Don't get characters when the child has already
|
|
|
4131 * finished (wait_pid == 0).
|
|
592
|
4132 * Don't get extra characters when we already have one.
|
|
167
|
4133 * Don't read characters unless we didn't get output for a
|
|
|
4134 * while, avoids that ":r !ls" eats typeahead.
|
|
7
|
4135 */
|
|
|
4136 len = 0;
|
|
|
4137 if (!(options & SHELL_EXPAND)
|
|
592
|
4138 && ((options &
|
|
|
4139 (SHELL_READ|SHELL_WRITE|SHELL_COOKED))
|
|
|
4140 != (SHELL_READ|SHELL_WRITE|SHELL_COOKED)
|
|
|
4141 #ifdef FEAT_GUI
|
|
|
4142 || gui.in_use
|
|
|
4143 #endif
|
|
|
4144 )
|
|
602
|
4145 && wait_pid == 0
|
|
7
|
4146 && (ta_len > 0
|
|
167
|
4147 || (noread_cnt > 4
|
|
|
4148 && (len = ui_inchar(ta_buf,
|
|
|
4149 BUFLEN, 10L, 0)) > 0)))
|
|
7
|
4150 {
|
|
|
4151 /*
|
|
|
4152 * For pipes:
|
|
|
4153 * Check for CTRL-C: send interrupt signal to child.
|
|
|
4154 * Check for CTRL-D: EOF, close pipe to child.
|
|
|
4155 */
|
|
|
4156 if (len == 1 && (pty_master_fd < 0 || cmd != NULL))
|
|
|
4157 {
|
|
167
|
4158 # ifdef SIGINT
|
|
7
|
4159 /*
|
|
|
4160 * Send SIGINT to the child's group or all
|
|
|
4161 * processes in our group.
|
|
|
4162 */
|
|
|
4163 if (ta_buf[ta_len] == Ctrl_C
|
|
|
4164 || ta_buf[ta_len] == intr_char)
|
|
167
|
4165 {
|
|
|
4166 # ifdef HAVE_SETSID
|
|
7
|
4167 kill(-pid, SIGINT);
|
|
167
|
4168 # else
|
|
7
|
4169 kill(0, SIGINT);
|
|
|
4170 # endif
|
|
167
|
4171 if (wpid > 0)
|
|
|
4172 kill(wpid, SIGINT);
|
|
|
4173 }
|
|
|
4174 # endif
|
|
7
|
4175 if (pty_master_fd < 0 && toshell_fd >= 0
|
|
|
4176 && ta_buf[ta_len] == Ctrl_D)
|
|
|
4177 {
|
|
|
4178 close(toshell_fd);
|
|
|
4179 toshell_fd = -1;
|
|
|
4180 }
|
|
|
4181 }
|
|
|
4182
|
|
|
4183 /* replace K_BS by <BS> and K_DEL by <DEL> */
|
|
|
4184 for (i = ta_len; i < ta_len + len; ++i)
|
|
|
4185 {
|
|
|
4186 if (ta_buf[i] == CSI && len - i > 2)
|
|
|
4187 {
|
|
|
4188 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]);
|
|
|
4189 if (c == K_DEL || c == K_KDEL || c == K_BS)
|
|
|
4190 {
|
|
|
4191 mch_memmove(ta_buf + i + 1, ta_buf + i + 3,
|
|
|
4192 (size_t)(len - i - 2));
|
|
|
4193 if (c == K_DEL || c == K_KDEL)
|
|
|
4194 ta_buf[i] = DEL;
|
|
|
4195 else
|
|
|
4196 ta_buf[i] = Ctrl_H;
|
|
|
4197 len -= 2;
|
|
|
4198 }
|
|
|
4199 }
|
|
|
4200 else if (ta_buf[i] == '\r')
|
|
|
4201 ta_buf[i] = '\n';
|
|
167
|
4202 # ifdef FEAT_MBYTE
|
|
7
|
4203 if (has_mbyte)
|
|
474
|
4204 i += (*mb_ptr2len)(ta_buf + i) - 1;
|
|
167
|
4205 # endif
|
|
7
|
4206 }
|
|
|
4207
|
|
|
4208 /*
|
|
|
4209 * For pipes: echo the typed characters.
|
|
|
4210 * For a pty this does not seem to work.
|
|
|
4211 */
|
|
|
4212 if (pty_master_fd < 0)
|
|
|
4213 {
|
|
|
4214 for (i = ta_len; i < ta_len + len; ++i)
|
|
|
4215 {
|
|
|
4216 if (ta_buf[i] == '\n' || ta_buf[i] == '\b')
|
|
|
4217 msg_putchar(ta_buf[i]);
|
|
167
|
4218 # ifdef FEAT_MBYTE
|
|
7
|
4219 else if (has_mbyte)
|
|
|
4220 {
|
|
474
|
4221 int l = (*mb_ptr2len)(ta_buf + i);
|
|
7
|
4222
|
|
|
4223 msg_outtrans_len(ta_buf + i, l);
|
|
|
4224 i += l - 1;
|
|
|
4225 }
|
|
167
|
4226 # endif
|
|
7
|
4227 else
|
|
|
4228 msg_outtrans_len(ta_buf + i, 1);
|
|
|
4229 }
|
|
|
4230 windgoto(msg_row, msg_col);
|
|
|
4231 out_flush();
|
|
|
4232 }
|
|
|
4233
|
|
|
4234 ta_len += len;
|
|
|
4235
|
|
|
4236 /*
|
|
|
4237 * Write the characters to the child, unless EOF has
|
|
|
4238 * been typed for pipes. Write one character at a
|
|
|
4239 * time, to avoid loosing too much typeahead.
|
|
167
|
4240 * When writing buffer lines, drop the typed
|
|
|
4241 * characters (only check for CTRL-C).
|
|
7
|
4242 */
|
|
167
|
4243 if (options & SHELL_WRITE)
|
|
|
4244 ta_len = 0;
|
|
|
4245 else if (toshell_fd >= 0)
|
|
7
|
4246 {
|
|
|
4247 len = write(toshell_fd, (char *)ta_buf, (size_t)1);
|
|
|
4248 if (len > 0)
|
|
|
4249 {
|
|
|
4250 ta_len -= len;
|
|
|
4251 mch_memmove(ta_buf, ta_buf + len, ta_len);
|
|
167
|
4252 noread_cnt = 0;
|
|
7
|
4253 }
|
|
|
4254 }
|
|
|
4255 }
|
|
|
4256
|
|
167
|
4257 if (got_int)
|
|
|
4258 {
|
|
|
4259 /* CTRL-C sends a signal to the child, we ignore it
|
|
|
4260 * ourselves */
|
|
|
4261 # ifdef HAVE_SETSID
|
|
|
4262 kill(-pid, SIGINT);
|
|
|
4263 # else
|
|
|
4264 kill(0, SIGINT);
|
|
|
4265 # endif
|
|
|
4266 if (wpid > 0)
|
|
|
4267 kill(wpid, SIGINT);
|
|
|
4268 got_int = FALSE;
|
|
|
4269 }
|
|
|
4270
|
|
7
|
4271 /*
|
|
|
4272 * Check if the child has any characters to be printed.
|
|
|
4273 * Read them and write them to our window. Repeat this as
|
|
|
4274 * long as there is something to do, avoid the 10ms wait
|
|
|
4275 * for mch_inchar(), or sending typeahead characters to
|
|
|
4276 * the external process.
|
|
|
4277 * TODO: This should handle escape sequences, compatible
|
|
|
4278 * to some terminal (vt52?).
|
|
|
4279 */
|
|
167
|
4280 ++noread_cnt;
|
|
7
|
4281 while (RealWaitForChar(fromshell_fd, 10L, NULL))
|
|
|
4282 {
|
|
|
4283 len = read(fromshell_fd, (char *)buffer
|
|
167
|
4284 # ifdef FEAT_MBYTE
|
|
7
|
4285 + buffer_off, (size_t)(BUFLEN - buffer_off)
|
|
167
|
4286 # else
|
|
7
|
4287 , (size_t)BUFLEN
|
|
167
|
4288 # endif
|
|
7
|
4289 );
|
|
|
4290 if (len <= 0) /* end of file or error */
|
|
|
4291 goto finished;
|
|
167
|
4292
|
|
|
4293 noread_cnt = 0;
|
|
|
4294 if (options & SHELL_READ)
|
|
|
4295 {
|
|
|
4296 /* Do NUL -> NL translation, append NL separated
|
|
|
4297 * lines to the current buffer. */
|
|
|
4298 for (i = 0; i < len; ++i)
|
|
|
4299 {
|
|
|
4300 if (buffer[i] == NL)
|
|
|
4301 append_ga_line(&ga);
|
|
|
4302 else if (buffer[i] == NUL)
|
|
|
4303 ga_append(&ga, NL);
|
|
|
4304 else
|
|
|
4305 ga_append(&ga, buffer[i]);
|
|
|
4306 }
|
|
|
4307 }
|
|
|
4308 # ifdef FEAT_MBYTE
|
|
|
4309 else if (has_mbyte)
|
|
7
|
4310 {
|
|
|
4311 int l;
|
|
|
4312
|
|
167
|
4313 len += buffer_off;
|
|
|
4314 buffer[len] = NUL;
|
|
|
4315
|
|
7
|
4316 /* Check if the last character in buffer[] is
|
|
|
4317 * incomplete, keep these bytes for the next
|
|
|
4318 * round. */
|
|
|
4319 for (p = buffer; p < buffer + len; p += l)
|
|
|
4320 {
|
|
474
|
4321 l = mb_cptr2len(p);
|
|
7
|
4322 if (l == 0)
|
|
|
4323 l = 1; /* NUL byte? */
|
|
|
4324 else if (MB_BYTE2LEN(*p) != l)
|
|
|
4325 break;
|
|
|
4326 }
|
|
|
4327 if (p == buffer) /* no complete character */
|
|
|
4328 {
|
|
|
4329 /* avoid getting stuck at an illegal byte */
|
|
|
4330 if (len >= 12)
|
|
|
4331 ++p;
|
|
|
4332 else
|
|
|
4333 {
|
|
|
4334 buffer_off = len;
|
|
|
4335 continue;
|
|
|
4336 }
|
|
|
4337 }
|
|
|
4338 c = *p;
|
|
|
4339 *p = NUL;
|
|
|
4340 msg_puts(buffer);
|
|
|
4341 if (p < buffer + len)
|
|
|
4342 {
|
|
|
4343 *p = c;
|
|
|
4344 buffer_off = (buffer + len) - p;
|
|
|
4345 mch_memmove(buffer, p, buffer_off);
|
|
|
4346 continue;
|
|
|
4347 }
|
|
|
4348 buffer_off = 0;
|
|
|
4349 }
|
|
167
|
4350 # endif /* FEAT_MBYTE */
|
|
7
|
4351 else
|
|
|
4352 {
|
|
|
4353 buffer[len] = NUL;
|
|
|
4354 msg_puts(buffer);
|
|
|
4355 }
|
|
|
4356
|
|
|
4357 windgoto(msg_row, msg_col);
|
|
|
4358 cursor_on();
|
|
|
4359 out_flush();
|
|
|
4360 if (got_int)
|
|
|
4361 break;
|
|
|
4362 }
|
|
|
4363
|
|
602
|
4364 /* If we already detected the child has finished break the
|
|
|
4365 * loop now. */
|
|
|
4366 if (wait_pid == pid)
|
|
|
4367 break;
|
|
|
4368
|
|
7
|
4369 /*
|
|
|
4370 * Check if the child still exists, before checking for
|
|
|
4371 * typed characters (otherwise we would loose typeahead).
|
|
|
4372 */
|
|
167
|
4373 # ifdef __NeXT__
|
|
7
|
4374 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *) 0);
|
|
167
|
4375 # else
|
|
7
|
4376 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
167
|
4377 # endif
|
|
7
|
4378 if ((wait_pid == (pid_t)-1 && errno == ECHILD)
|
|
|
4379 || (wait_pid == pid && WIFEXITED(status)))
|
|
|
4380 {
|
|
602
|
4381 /* Don't break the loop yet, try reading more
|
|
|
4382 * characters from "fromshell_fd" first. When using
|
|
|
4383 * pipes there might still be something to read and
|
|
|
4384 * then we'll break the loop at the "break" above. */
|
|
7
|
4385 wait_pid = pid;
|
|
|
4386 }
|
|
602
|
4387 else
|
|
|
4388 wait_pid = 0;
|
|
7
|
4389 }
|
|
|
4390 finished:
|
|
|
4391 p_more = p_more_save;
|
|
167
|
4392 if (options & SHELL_READ)
|
|
|
4393 {
|
|
|
4394 if (ga.ga_len > 0)
|
|
|
4395 {
|
|
|
4396 append_ga_line(&ga);
|
|
|
4397 /* remember that the NL was missing */
|
|
|
4398 write_no_eol_lnum = curwin->w_cursor.lnum;
|
|
|
4399 }
|
|
|
4400 else
|
|
|
4401 write_no_eol_lnum = 0;
|
|
|
4402 ga_clear(&ga);
|
|
|
4403 }
|
|
|
4404
|
|
7
|
4405 /*
|
|
|
4406 * Give all typeahead that wasn't used back to ui_inchar().
|
|
|
4407 */
|
|
|
4408 if (ta_len)
|
|
|
4409 ui_inchar_undo(ta_buf, ta_len);
|
|
|
4410 State = old_State;
|
|
|
4411 if (toshell_fd >= 0)
|
|
|
4412 close(toshell_fd);
|
|
|
4413 close(fromshell_fd);
|
|
|
4414 }
|
|
|
4415
|
|
|
4416 /*
|
|
|
4417 * Wait until our child has exited.
|
|
|
4418 * Ignore wait() returning pids of other children and returning
|
|
|
4419 * because of some signal like SIGWINCH.
|
|
|
4420 * Don't wait if wait_pid was already set above, indicating the
|
|
|
4421 * child already exited.
|
|
|
4422 */
|
|
|
4423 while (wait_pid != pid)
|
|
|
4424 {
|
|
167
|
4425 # ifdef _THREAD_SAFE
|
|
7
|
4426 /* Ugly hack: when compiled with Python threads are probably
|
|
|
4427 * used, in which case wait() sometimes hangs for no obvious
|
|
|
4428 * reason. Use waitpid() instead and loop (like the GUI). */
|
|
|
4429 # ifdef __NeXT__
|
|
|
4430 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0);
|
|
|
4431 # else
|
|
|
4432 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
|
4433 # endif
|
|
|
4434 if (wait_pid == 0)
|
|
|
4435 {
|
|
|
4436 /* Wait for 1/100 sec before trying again. */
|
|
|
4437 mch_delay(10L, TRUE);
|
|
|
4438 continue;
|
|
|
4439 }
|
|
167
|
4440 # else
|
|
7
|
4441 wait_pid = wait(&status);
|
|
167
|
4442 # endif
|
|
7
|
4443 if (wait_pid <= 0
|
|
|
4444 # ifdef ECHILD
|
|
|
4445 && errno == ECHILD
|
|
|
4446 # endif
|
|
|
4447 )
|
|
|
4448 break;
|
|
|
4449 }
|
|
|
4450
|
|
167
|
4451 /* Make sure the child that writes to the external program is
|
|
|
4452 * dead. */
|
|
|
4453 if (wpid > 0)
|
|
|
4454 kill(wpid, SIGKILL);
|
|
|
4455
|
|
7
|
4456 /*
|
|
|
4457 * Set to raw mode right now, otherwise a CTRL-C after
|
|
|
4458 * catch_signals() will kill Vim.
|
|
|
4459 */
|
|
|
4460 if (tmode == TMODE_RAW)
|
|
|
4461 settmode(TMODE_RAW);
|
|
|
4462 did_settmode = TRUE;
|
|
|
4463 set_signals();
|
|
|
4464
|
|
|
4465 if (WIFEXITED(status))
|
|
|
4466 {
|
|
129
|
4467 /* LINTED avoid "bitwise operation on signed value" */
|
|
7
|
4468 retval = WEXITSTATUS(status);
|
|
|
4469 if (retval && !emsg_silent)
|
|
|
4470 {
|
|
|
4471 if (retval == EXEC_FAILED)
|
|
|
4472 {
|
|
|
4473 MSG_PUTS(_("\nCannot execute shell "));
|
|
|
4474 msg_outtrans(p_sh);
|
|
|
4475 msg_putchar('\n');
|
|
|
4476 }
|
|
|
4477 else if (!(options & SHELL_SILENT))
|
|
|
4478 {
|
|
|
4479 MSG_PUTS(_("\nshell returned "));
|
|
|
4480 msg_outnum((long)retval);
|
|
|
4481 msg_putchar('\n');
|
|
|
4482 }
|
|
|
4483 }
|
|
|
4484 }
|
|
|
4485 else
|
|
|
4486 MSG_PUTS(_("\nCommand terminated\n"));
|
|
|
4487 }
|
|
|
4488 }
|
|
|
4489 vim_free(argv);
|
|
|
4490
|
|
|
4491 error:
|
|
|
4492 if (!did_settmode)
|
|
|
4493 if (tmode == TMODE_RAW)
|
|
|
4494 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
4495 # ifdef FEAT_TITLE
|
|
|
4496 resettitle();
|
|
|
4497 # endif
|
|
|
4498 vim_free(newcmd);
|
|
|
4499
|
|
|
4500 return retval;
|
|
|
4501
|
|
|
4502 #endif /* USE_SYSTEM */
|
|
|
4503 }
|
|
|
4504
|
|
|
4505 /*
|
|
|
4506 * Check for CTRL-C typed by reading all available characters.
|
|
|
4507 * In cooked mode we should get SIGINT, no need to check.
|
|
|
4508 */
|
|
|
4509 void
|
|
|
4510 mch_breakcheck()
|
|
|
4511 {
|
|
|
4512 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL))
|
|
|
4513 fill_input_buf(FALSE);
|
|
|
4514 }
|
|
|
4515
|
|
|
4516 /*
|
|
|
4517 * Wait "msec" msec until a character is available from the keyboard or from
|
|
|
4518 * inbuf[]. msec == -1 will block forever.
|
|
|
4519 * When a GUI is being used, this will never get called -- webb
|
|
|
4520 */
|
|
|
4521 static int
|
|
|
4522 WaitForChar(msec)
|
|
|
4523 long msec;
|
|
|
4524 {
|
|
|
4525 #ifdef FEAT_MOUSE_GPM
|
|
|
4526 int gpm_process_wanted;
|
|
|
4527 #endif
|
|
|
4528 #ifdef FEAT_XCLIPBOARD
|
|
|
4529 int rest;
|
|
|
4530 #endif
|
|
|
4531 int avail;
|
|
|
4532
|
|
|
4533 if (input_available()) /* something in inbuf[] */
|
|
|
4534 return 1;
|
|
|
4535
|
|
|
4536 #if defined(FEAT_MOUSE_DEC)
|
|
|
4537 /* May need to query the mouse position. */
|
|
|
4538 if (WantQueryMouse)
|
|
|
4539 {
|
|
227
|
4540 WantQueryMouse = FALSE;
|
|
7
|
4541 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5);
|
|
|
4542 }
|
|
|
4543 #endif
|
|
|
4544
|
|
|
4545 /*
|
|
|
4546 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse
|
|
|
4547 * events. This is a bit complicated, because they might both be defined.
|
|
|
4548 */
|
|
|
4549 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD)
|
|
|
4550 # ifdef FEAT_XCLIPBOARD
|
|
|
4551 rest = 0;
|
|
|
4552 if (do_xterm_trace())
|
|
|
4553 rest = msec;
|
|
|
4554 # endif
|
|
|
4555 do
|
|
|
4556 {
|
|
|
4557 # ifdef FEAT_XCLIPBOARD
|
|
|
4558 if (rest != 0)
|
|
|
4559 {
|
|
|
4560 msec = XT_TRACE_DELAY;
|
|
|
4561 if (rest >= 0 && rest < XT_TRACE_DELAY)
|
|
|
4562 msec = rest;
|
|
|
4563 if (rest >= 0)
|
|
|
4564 rest -= msec;
|
|
|
4565 }
|
|
|
4566 # endif
|
|
|
4567 # ifdef FEAT_MOUSE_GPM
|
|
|
4568 gpm_process_wanted = 0;
|
|
|
4569 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted);
|
|
|
4570 # else
|
|
|
4571 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
|
4572 # endif
|
|
|
4573 if (!avail)
|
|
|
4574 {
|
|
|
4575 if (input_available())
|
|
|
4576 return 1;
|
|
|
4577 # ifdef FEAT_XCLIPBOARD
|
|
|
4578 if (rest == 0 || !do_xterm_trace())
|
|
|
4579 # endif
|
|
|
4580 break;
|
|
|
4581 }
|
|
|
4582 }
|
|
|
4583 while (FALSE
|
|
|
4584 # ifdef FEAT_MOUSE_GPM
|
|
|
4585 || (gpm_process_wanted && mch_gpm_process() == 0)
|
|
|
4586 # endif
|
|
|
4587 # ifdef FEAT_XCLIPBOARD
|
|
|
4588 || (!avail && rest != 0)
|
|
|
4589 # endif
|
|
|
4590 );
|
|
|
4591
|
|
|
4592 #else
|
|
|
4593 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
|
4594 #endif
|
|
|
4595 return avail;
|
|
|
4596 }
|
|
|
4597
|
|
|
4598 /*
|
|
|
4599 * Wait "msec" msec until a character is available from file descriptor "fd".
|
|
|
4600 * Time == -1 will block forever.
|
|
|
4601 * When a GUI is being used, this will not be used for input -- webb
|
|
|
4602 * Returns also, when a request from Sniff is waiting -- toni.
|
|
|
4603 * Or when a Linux GPM mouse event is waiting.
|
|
|
4604 */
|
|
|
4605 /* ARGSUSED */
|
|
|
4606 #if defined(__BEOS__)
|
|
|
4607 int
|
|
|
4608 #else
|
|
|
4609 static int
|
|
|
4610 #endif
|
|
|
4611 RealWaitForChar(fd, msec, check_for_gpm)
|
|
|
4612 int fd;
|
|
|
4613 long msec;
|
|
|
4614 int *check_for_gpm;
|
|
|
4615 {
|
|
|
4616 int ret;
|
|
14
|
4617 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME)
|
|
7
|
4618 static int busy = FALSE;
|
|
|
4619
|
|
|
4620 /* May retry getting characters after an event was handled. */
|
|
|
4621 # define MAY_LOOP
|
|
|
4622
|
|
|
4623 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
4624 /* Remember at what time we started, so that we know how much longer we
|
|
|
4625 * should wait after being interrupted. */
|
|
|
4626 # define USE_START_TV
|
|
|
4627 struct timeval start_tv;
|
|
|
4628
|
|
|
4629 if (msec > 0 && (
|
|
|
4630 # ifdef FEAT_XCLIPBOARD
|
|
|
4631 xterm_Shell != (Widget)0
|
|
14
|
4632 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME)
|
|
7
|
4633 ||
|
|
|
4634 # endif
|
|
|
4635 # endif
|
|
|
4636 # ifdef USE_XSMP
|
|
|
4637 xsmp_icefd != -1
|
|
14
|
4638 # ifdef FEAT_MZSCHEME
|
|
|
4639 ||
|
|
|
4640 # endif
|
|
|
4641 # endif
|
|
|
4642 # ifdef FEAT_MZSCHEME
|
|
|
4643 (mzthreads_allowed() && p_mzq > 0)
|
|
7
|
4644 # endif
|
|
|
4645 ))
|
|
|
4646 gettimeofday(&start_tv, NULL);
|
|
|
4647 # endif
|
|
|
4648
|
|
|
4649 /* Handle being called recursively. This may happen for the session
|
|
|
4650 * manager stuff, it may save the file, which does a breakcheck. */
|
|
|
4651 if (busy)
|
|
|
4652 return 0;
|
|
|
4653 #endif
|
|
|
4654
|
|
|
4655 #ifdef MAY_LOOP
|
|
407
|
4656 for (;;)
|
|
7
|
4657 #endif
|
|
|
4658 {
|
|
|
4659 #ifdef MAY_LOOP
|
|
|
4660 int finished = TRUE; /* default is to 'loop' just once */
|
|
14
|
4661 # ifdef FEAT_MZSCHEME
|
|
|
4662 int mzquantum_used = FALSE;
|
|
|
4663 # endif
|
|
7
|
4664 #endif
|
|
|
4665 #ifndef HAVE_SELECT
|
|
|
4666 struct pollfd fds[5];
|
|
|
4667 int nfd;
|
|
|
4668 # ifdef FEAT_XCLIPBOARD
|
|
|
4669 int xterm_idx = -1;
|
|
|
4670 # endif
|
|
|
4671 # ifdef FEAT_MOUSE_GPM
|
|
|
4672 int gpm_idx = -1;
|
|
|
4673 # endif
|
|
|
4674 # ifdef USE_XSMP
|
|
|
4675 int xsmp_idx = -1;
|
|
|
4676 # endif
|
|
14
|
4677 int towait = (int)msec;
|
|
|
4678
|
|
|
4679 # ifdef FEAT_MZSCHEME
|
|
|
4680 mzvim_check_threads();
|
|
|
4681 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq))
|
|
|
4682 {
|
|
|
4683 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */
|
|
|
4684 mzquantum_used = TRUE;
|
|
|
4685 }
|
|
|
4686 # endif
|
|
7
|
4687 fds[0].fd = fd;
|
|
|
4688 fds[0].events = POLLIN;
|
|
|
4689 nfd = 1;
|
|
|
4690
|
|
|
4691 # ifdef FEAT_SNIFF
|
|
|
4692 # define SNIFF_IDX 1
|
|
|
4693 if (want_sniff_request)
|
|
|
4694 {
|
|
|
4695 fds[SNIFF_IDX].fd = fd_from_sniff;
|
|
|
4696 fds[SNIFF_IDX].events = POLLIN;
|
|
|
4697 nfd++;
|
|
|
4698 }
|
|
|
4699 # endif
|
|
|
4700 # ifdef FEAT_XCLIPBOARD
|
|
|
4701 if (xterm_Shell != (Widget)0)
|
|
|
4702 {
|
|
|
4703 xterm_idx = nfd;
|
|
|
4704 fds[nfd].fd = ConnectionNumber(xterm_dpy);
|
|
|
4705 fds[nfd].events = POLLIN;
|
|
|
4706 nfd++;
|
|
|
4707 }
|
|
|
4708 # endif
|
|
|
4709 # ifdef FEAT_MOUSE_GPM
|
|
|
4710 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
|
4711 {
|
|
|
4712 gpm_idx = nfd;
|
|
|
4713 fds[nfd].fd = gpm_fd;
|
|
|
4714 fds[nfd].events = POLLIN;
|
|
|
4715 nfd++;
|
|
|
4716 }
|
|
|
4717 # endif
|
|
|
4718 # ifdef USE_XSMP
|
|
|
4719 if (xsmp_icefd != -1)
|
|
|
4720 {
|
|
|
4721 xsmp_idx = nfd;
|
|
|
4722 fds[nfd].fd = xsmp_icefd;
|
|
|
4723 fds[nfd].events = POLLIN;
|
|
|
4724 nfd++;
|
|
|
4725 }
|
|
|
4726 # endif
|
|
|
4727
|
|
14
|
4728 ret = poll(fds, nfd, towait);
|
|
|
4729 # ifdef FEAT_MZSCHEME
|
|
|
4730 if (ret == 0 && mzquantum_used)
|
|
1450
|
4731 /* MzThreads scheduling is required and timeout occurred */
|
|
14
|
4732 finished = FALSE;
|
|
|
4733 # endif
|
|
7
|
4734
|
|
|
4735 # ifdef FEAT_SNIFF
|
|
|
4736 if (ret < 0)
|
|
|
4737 sniff_disconnect(1);
|
|
|
4738 else if (want_sniff_request)
|
|
|
4739 {
|
|
|
4740 if (fds[SNIFF_IDX].revents & POLLHUP)
|
|
|
4741 sniff_disconnect(1);
|
|
|
4742 if (fds[SNIFF_IDX].revents & POLLIN)
|
|
|
4743 sniff_request_waiting = 1;
|
|
|
4744 }
|
|
|
4745 # endif
|
|
|
4746 # ifdef FEAT_XCLIPBOARD
|
|
|
4747 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN))
|
|
|
4748 {
|
|
|
4749 xterm_update(); /* Maybe we should hand out clipboard */
|
|
|
4750 if (--ret == 0 && !input_available())
|
|
|
4751 /* Try again */
|
|
|
4752 finished = FALSE;
|
|
|
4753 }
|
|
|
4754 # endif
|
|
|
4755 # ifdef FEAT_MOUSE_GPM
|
|
|
4756 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN))
|
|
|
4757 {
|
|
|
4758 *check_for_gpm = 1;
|
|
|
4759 }
|
|
|
4760 # endif
|
|
|
4761 # ifdef USE_XSMP
|
|
|
4762 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP)))
|
|
|
4763 {
|
|
|
4764 if (fds[xsmp_idx].revents & POLLIN)
|
|
|
4765 {
|
|
|
4766 busy = TRUE;
|
|
|
4767 xsmp_handle_requests();
|
|
|
4768 busy = FALSE;
|
|
|
4769 }
|
|
|
4770 else if (fds[xsmp_idx].revents & POLLHUP)
|
|
|
4771 {
|
|
|
4772 if (p_verbose > 0)
|
|
292
|
4773 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
|
7
|
4774 xsmp_close();
|
|
|
4775 }
|
|
|
4776 if (--ret == 0)
|
|
14
|
4777 finished = FALSE; /* Try again */
|
|
7
|
4778 }
|
|
|
4779 # endif
|
|
|
4780
|
|
|
4781
|
|
|
4782 #else /* HAVE_SELECT */
|
|
|
4783
|
|
|
4784 struct timeval tv;
|
|
14
|
4785 struct timeval *tvp;
|
|
7
|
4786 fd_set rfds, efds;
|
|
|
4787 int maxfd;
|
|
14
|
4788 long towait = msec;
|
|
|
4789
|
|
|
4790 # ifdef FEAT_MZSCHEME
|
|
|
4791 mzvim_check_threads();
|
|
|
4792 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq))
|
|
|
4793 {
|
|
|
4794 towait = p_mzq; /* don't wait longer than 'mzquantum' */
|
|
|
4795 mzquantum_used = TRUE;
|
|
|
4796 }
|
|
|
4797 # endif
|
|
7
|
4798 # ifdef __EMX__
|
|
|
4799 /* don't check for incoming chars if not in raw mode, because select()
|
|
|
4800 * always returns TRUE then (in some version of emx.dll) */
|
|
|
4801 if (curr_tmode != TMODE_RAW)
|
|
|
4802 return 0;
|
|
|
4803 # endif
|
|
|
4804
|
|
14
|
4805 if (towait >= 0)
|
|
7
|
4806 {
|
|
14
|
4807 tv.tv_sec = towait / 1000;
|
|
|
4808 tv.tv_usec = (towait % 1000) * (1000000/1000);
|
|
|
4809 tvp = &tv;
|
|
7
|
4810 }
|
|
14
|
4811 else
|
|
|
4812 tvp = NULL;
|
|
7
|
4813
|
|
|
4814 /*
|
|
|
4815 * Select on ready for reading and exceptional condition (end of file).
|
|
|
4816 */
|
|
|
4817 FD_ZERO(&rfds); /* calls bzero() on a sun */
|
|
|
4818 FD_ZERO(&efds);
|
|
|
4819 FD_SET(fd, &rfds);
|
|
|
4820 # if !defined(__QNX__) && !defined(__CYGWIN32__)
|
|
|
4821 /* For QNX select() always returns 1 if this is set. Why? */
|
|
|
4822 FD_SET(fd, &efds);
|
|
|
4823 # endif
|
|
|
4824 maxfd = fd;
|
|
|
4825
|
|
|
4826 # ifdef FEAT_SNIFF
|
|
|
4827 if (want_sniff_request)
|
|
|
4828 {
|
|
|
4829 FD_SET(fd_from_sniff, &rfds);
|
|
|
4830 FD_SET(fd_from_sniff, &efds);
|
|
|
4831 if (maxfd < fd_from_sniff)
|
|
|
4832 maxfd = fd_from_sniff;
|
|
|
4833 }
|
|
|
4834 # endif
|
|
|
4835 # ifdef FEAT_XCLIPBOARD
|
|
|
4836 if (xterm_Shell != (Widget)0)
|
|
|
4837 {
|
|
|
4838 FD_SET(ConnectionNumber(xterm_dpy), &rfds);
|
|
|
4839 if (maxfd < ConnectionNumber(xterm_dpy))
|
|
|
4840 maxfd = ConnectionNumber(xterm_dpy);
|
|
|
4841 }
|
|
|
4842 # endif
|
|
|
4843 # ifdef FEAT_MOUSE_GPM
|
|
|
4844 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
|
4845 {
|
|
|
4846 FD_SET(gpm_fd, &rfds);
|
|
|
4847 FD_SET(gpm_fd, &efds);
|
|
|
4848 if (maxfd < gpm_fd)
|
|
|
4849 maxfd = gpm_fd;
|
|
|
4850 }
|
|
|
4851 # endif
|
|
|
4852 # ifdef USE_XSMP
|
|
|
4853 if (xsmp_icefd != -1)
|
|
|
4854 {
|
|
|
4855 FD_SET(xsmp_icefd, &rfds);
|
|
|
4856 FD_SET(xsmp_icefd, &efds);
|
|
|
4857 if (maxfd < xsmp_icefd)
|
|
|
4858 maxfd = xsmp_icefd;
|
|
|
4859 }
|
|
|
4860 # endif
|
|
|
4861
|
|
|
4862 # ifdef OLD_VMS
|
|
|
4863 /* Old VMS as v6.2 and older have broken select(). It waits more than
|
|
|
4864 * required. Should not be used */
|
|
|
4865 ret = 0;
|
|
|
4866 # else
|
|
14
|
4867 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp);
|
|
|
4868 # endif
|
|
1076
|
4869 # ifdef __TANDEM
|
|
|
4870 if (ret == -1 && errno == ENOTSUP)
|
|
|
4871 {
|
|
|
4872 FD_ZERO(&rfds);
|
|
|
4873 FD_ZERO(&efds);
|
|
|
4874 ret = 0;
|
|
|
4875 }
|
|
|
4876 #endif
|
|
14
|
4877 # ifdef FEAT_MZSCHEME
|
|
|
4878 if (ret == 0 && mzquantum_used)
|
|
1450
|
4879 /* loop if MzThreads must be scheduled and timeout occurred */
|
|
14
|
4880 finished = FALSE;
|
|
7
|
4881 # endif
|
|
|
4882
|
|
|
4883 # ifdef FEAT_SNIFF
|
|
|
4884 if (ret < 0 )
|
|
|
4885 sniff_disconnect(1);
|
|
|
4886 else if (ret > 0 && want_sniff_request)
|
|
|
4887 {
|
|
|
4888 if (FD_ISSET(fd_from_sniff, &efds))
|
|
|
4889 sniff_disconnect(1);
|
|
|
4890 if (FD_ISSET(fd_from_sniff, &rfds))
|
|
|
4891 sniff_request_waiting = 1;
|
|
|
4892 }
|
|
|
4893 # endif
|
|
|
4894 # ifdef FEAT_XCLIPBOARD
|
|
|
4895 if (ret > 0 && xterm_Shell != (Widget)0
|
|
|
4896 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds))
|
|
|
4897 {
|
|
|
4898 xterm_update(); /* Maybe we should hand out clipboard */
|
|
|
4899 /* continue looping when we only got the X event and the input
|
|
|
4900 * buffer is empty */
|
|
|
4901 if (--ret == 0 && !input_available())
|
|
|
4902 {
|
|
|
4903 /* Try again */
|
|
|
4904 finished = FALSE;
|
|
|
4905 }
|
|
|
4906 }
|
|
|
4907 # endif
|
|
|
4908 # ifdef FEAT_MOUSE_GPM
|
|
|
4909 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0)
|
|
|
4910 {
|
|
|
4911 if (FD_ISSET(gpm_fd, &efds))
|
|
|
4912 gpm_close();
|
|
|
4913 else if (FD_ISSET(gpm_fd, &rfds))
|
|
|
4914 *check_for_gpm = 1;
|
|
|
4915 }
|
|
|
4916 # endif
|
|
|
4917 # ifdef USE_XSMP
|
|
|
4918 if (ret > 0 && xsmp_icefd != -1)
|
|
|
4919 {
|
|
|
4920 if (FD_ISSET(xsmp_icefd, &efds))
|
|
|
4921 {
|
|
|
4922 if (p_verbose > 0)
|
|
292
|
4923 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
|
7
|
4924 xsmp_close();
|
|
|
4925 if (--ret == 0)
|
|
|
4926 finished = FALSE; /* keep going if event was only one */
|
|
|
4927 }
|
|
|
4928 else if (FD_ISSET(xsmp_icefd, &rfds))
|
|
|
4929 {
|
|
|
4930 busy = TRUE;
|
|
|
4931 xsmp_handle_requests();
|
|
|
4932 busy = FALSE;
|
|
|
4933 if (--ret == 0)
|
|
|
4934 finished = FALSE; /* keep going if event was only one */
|
|
|
4935 }
|
|
|
4936 }
|
|
|
4937 # endif
|
|
|
4938
|
|
|
4939 #endif /* HAVE_SELECT */
|
|
|
4940
|
|
|
4941 #ifdef MAY_LOOP
|
|
|
4942 if (finished || msec == 0)
|
|
|
4943 break;
|
|
|
4944
|
|
|
4945 /* We're going to loop around again, find out for how long */
|
|
|
4946 if (msec > 0)
|
|
|
4947 {
|
|
|
4948 # ifdef USE_START_TV
|
|
|
4949 struct timeval mtv;
|
|
|
4950
|
|
|
4951 /* Compute remaining wait time. */
|
|
|
4952 gettimeofday(&mtv, NULL);
|
|
|
4953 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L
|
|
|
4954 + (mtv.tv_usec - start_tv.tv_usec) / 1000L;
|
|
|
4955 # else
|
|
|
4956 /* Guess we got interrupted halfway. */
|
|
|
4957 msec = msec / 2;
|
|
|
4958 # endif
|
|
|
4959 if (msec <= 0)
|
|
|
4960 break; /* waited long enough */
|
|
|
4961 }
|
|
|
4962 #endif
|
|
|
4963 }
|
|
|
4964
|
|
|
4965 return (ret > 0);
|
|
|
4966 }
|
|
|
4967
|
|
|
4968 #ifndef VMS
|
|
|
4969
|
|
|
4970 #ifndef NO_EXPANDPATH
|
|
|
4971 /*
|
|
444
|
4972 * Expand a path into all matching files and/or directories. Handles "*",
|
|
|
4973 * "?", "[a-z]", "**", etc.
|
|
|
4974 * "path" has backslashes before chars that are not to be expanded.
|
|
|
4975 * Returns the number of matches found.
|
|
7
|
4976 */
|
|
|
4977 int
|
|
|
4978 mch_expandpath(gap, path, flags)
|
|
|
4979 garray_T *gap;
|
|
|
4980 char_u *path;
|
|
|
4981 int flags; /* EW_* flags */
|
|
|
4982 {
|
|
444
|
4983 return unix_expandpath(gap, path, 0, flags, FALSE);
|
|
7
|
4984 }
|
|
|
4985 #endif
|
|
|
4986
|
|
|
4987 /*
|
|
|
4988 * mch_expand_wildcards() - this code does wild-card pattern matching using
|
|
|
4989 * the shell
|
|
|
4990 *
|
|
|
4991 * return OK for success, FAIL for error (you may lose some memory) and put
|
|
|
4992 * an error message in *file.
|
|
|
4993 *
|
|
|
4994 * num_pat is number of input patterns
|
|
|
4995 * pat is array of pointers to input patterns
|
|
|
4996 * num_file is pointer to number of matched file names
|
|
|
4997 * file is pointer to array of pointers to matched file names
|
|
|
4998 */
|
|
|
4999
|
|
|
5000 #ifndef SEEK_SET
|
|
|
5001 # define SEEK_SET 0
|
|
|
5002 #endif
|
|
|
5003 #ifndef SEEK_END
|
|
|
5004 # define SEEK_END 2
|
|
|
5005 #endif
|
|
|
5006
|
|
822
|
5007 #define SHELL_SPECIAL (char_u *)"\t \"&'$;<>()\\|"
|
|
628
|
5008
|
|
7
|
5009 /* ARGSUSED */
|
|
|
5010 int
|
|
|
5011 mch_expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
|
5012 int num_pat;
|
|
|
5013 char_u **pat;
|
|
|
5014 int *num_file;
|
|
|
5015 char_u ***file;
|
|
|
5016 int flags; /* EW_* flags */
|
|
|
5017 {
|
|
|
5018 int i;
|
|
|
5019 size_t len;
|
|
|
5020 char_u *p;
|
|
|
5021 int dir;
|
|
|
5022 #ifdef __EMX__
|
|
1508
|
5023 /*
|
|
|
5024 * This is the OS/2 implementation.
|
|
|
5025 */
|
|
7
|
5026 # define EXPL_ALLOC_INC 16
|
|
|
5027 char_u **expl_files;
|
|
|
5028 size_t files_alloced, files_free;
|
|
|
5029 char_u *buf;
|
|
|
5030 int has_wildcard;
|
|
|
5031
|
|
|
5032 *num_file = 0; /* default: no files found */
|
|
|
5033 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */
|
|
|
5034 files_free = EXPL_ALLOC_INC; /* how much space is not used */
|
|
|
5035 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced);
|
|
|
5036 if (*file == NULL)
|
|
|
5037 return FAIL;
|
|
|
5038
|
|
|
5039 for (; num_pat > 0; num_pat--, pat++)
|
|
|
5040 {
|
|
|
5041 expl_files = NULL;
|
|
|
5042 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~'))
|
|
|
5043 /* expand environment var or home dir */
|
|
|
5044 buf = expand_env_save(*pat);
|
|
|
5045 else
|
|
|
5046 buf = vim_strsave(*pat);
|
|
|
5047 expl_files = NULL;
|
|
99
|
5048 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */
|
|
7
|
5049 if (has_wildcard) /* yes, so expand them */
|
|
|
5050 expl_files = (char_u **)_fnexplode(buf);
|
|
|
5051
|
|
|
5052 /*
|
|
|
5053 * return value of buf if no wildcards left,
|
|
|
5054 * OR if no match AND EW_NOTFOUND is set.
|
|
|
5055 */
|
|
|
5056 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0))
|
|
|
5057 || (expl_files == NULL && (flags & EW_NOTFOUND)))
|
|
|
5058 { /* simply save the current contents of *buf */
|
|
|
5059 expl_files = (char_u **)alloc(sizeof(char_u **) * 2);
|
|
|
5060 if (expl_files != NULL)
|
|
|
5061 {
|
|
|
5062 expl_files[0] = vim_strsave(buf);
|
|
|
5063 expl_files[1] = NULL;
|
|
|
5064 }
|
|
|
5065 }
|
|
|
5066 vim_free(buf);
|
|
|
5067
|
|
|
5068 /*
|
|
|
5069 * Count number of names resulting from expansion,
|
|
|
5070 * At the same time add a backslash to the end of names that happen to
|
|
|
5071 * be directories, and replace slashes with backslashes.
|
|
|
5072 */
|
|
|
5073 if (expl_files)
|
|
|
5074 {
|
|
|
5075 for (i = 0; (p = expl_files[i]) != NULL; i++)
|
|
|
5076 {
|
|
|
5077 dir = mch_isdir(p);
|
|
|
5078 /* If we don't want dirs and this is one, skip it */
|
|
|
5079 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
|
5080 continue;
|
|
|
5081
|
|
715
|
5082 /* Skip files that are not executable if we check for that. */
|
|
|
5083 if (!dir && (flags & EW_EXEC) && !mch_can_exe(p))
|
|
|
5084 continue;
|
|
|
5085
|
|
7
|
5086 if (--files_free == 0)
|
|
|
5087 {
|
|
|
5088 /* need more room in table of pointers */
|
|
|
5089 files_alloced += EXPL_ALLOC_INC;
|
|
|
5090 *file = (char_u **)vim_realloc(*file,
|
|
|
5091 sizeof(char_u **) * files_alloced);
|
|
|
5092 if (*file == NULL)
|
|
|
5093 {
|
|
|
5094 EMSG(_(e_outofmem));
|
|
|
5095 *num_file = 0;
|
|
|
5096 return FAIL;
|
|
|
5097 }
|
|
|
5098 files_free = EXPL_ALLOC_INC;
|
|
|
5099 }
|
|
|
5100 slash_adjust(p);
|
|
|
5101 if (dir)
|
|
|
5102 {
|
|
|
5103 /* For a directory we add a '/', unless it's already
|
|
|
5104 * there. */
|
|
|
5105 len = STRLEN(p);
|
|
|
5106 if (((*file)[*num_file] = alloc(len + 2)) != NULL)
|
|
|
5107 {
|
|
|
5108 STRCPY((*file)[*num_file], p);
|
|
902
|
5109 if (!after_pathsep((*file)[*num_file],
|
|
|
5110 (*file)[*num_file] + len))
|
|
7
|
5111 {
|
|
|
5112 (*file)[*num_file][len] = psepc;
|
|
39
|
5113 (*file)[*num_file][len + 1] = NUL;
|
|
7
|
5114 }
|
|
|
5115 }
|
|
|
5116 }
|
|
|
5117 else
|
|
|
5118 {
|
|
|
5119 (*file)[*num_file] = vim_strsave(p);
|
|
|
5120 }
|
|
|
5121
|
|
|
5122 /*
|
|
|
5123 * Error message already given by either alloc or vim_strsave.
|
|
|
5124 * Should return FAIL, but returning OK works also.
|
|
|
5125 */
|
|
|
5126 if ((*file)[*num_file] == NULL)
|
|
|
5127 break;
|
|
|
5128 (*num_file)++;
|
|
|
5129 }
|
|
|
5130 _fnexplodefree((char **)expl_files);
|
|
|
5131 }
|
|
|
5132 }
|
|
|
5133 return OK;
|
|
|
5134
|
|
|
5135 #else /* __EMX__ */
|
|
1508
|
5136 /*
|
|
|
5137 * This is the non-OS/2 implementation (really Unix).
|
|
|
5138 */
|
|
7
|
5139 int j;
|
|
|
5140 char_u *tempname;
|
|
|
5141 char_u *command;
|
|
|
5142 FILE *fd;
|
|
|
5143 char_u *buffer;
|
|
1508
|
5144 #define STYLE_ECHO 0 /* use "echo", the default */
|
|
|
5145 #define STYLE_GLOB 1 /* use "glob", for csh */
|
|
|
5146 #define STYLE_VIMGLOB 2 /* use "vimglob", for Posix sh */
|
|
|
5147 #define STYLE_PRINT 3 /* use "print -N", for zsh */
|
|
|
5148 #define STYLE_BT 4 /* `cmd` expansion, execute the pattern
|
|
|
5149 * directly */
|
|
7
|
5150 int shell_style = STYLE_ECHO;
|
|
|
5151 int check_spaces;
|
|
|
5152 static int did_find_nul = FALSE;
|
|
|
5153 int ampersent = FALSE;
|
|
1508
|
5154 /* vimglob() function to define for Posix shell */
|
|
|
5155 static char *sh_vimglob_func = "vimglob() { while [ $# -ge 1 ]; do echo -n \"$1\"; echo; shift; done }; vimglob >";
|
|
7
|
5156
|
|
|
5157 *num_file = 0; /* default: no files found */
|
|
|
5158 *file = NULL;
|
|
|
5159
|
|
|
5160 /*
|
|
|
5161 * If there are no wildcards, just copy the names to allocated memory.
|
|
|
5162 * Saves a lot of time, because we don't have to start a new shell.
|
|
|
5163 */
|
|
|
5164 if (!have_wildcard(num_pat, pat))
|
|
|
5165 return save_patterns(num_pat, pat, num_file, file);
|
|
|
5166
|
|
428
|
5167 # ifdef HAVE_SANDBOX
|
|
|
5168 /* Don't allow any shell command in the sandbox. */
|
|
|
5169 if (sandbox != 0 && check_secure())
|
|
|
5170 return FAIL;
|
|
|
5171 # endif
|
|
|
5172
|
|
7
|
5173 /*
|
|
|
5174 * Don't allow the use of backticks in secure and restricted mode.
|
|
|
5175 */
|
|
428
|
5176 if (secure || restricted)
|
|
7
|
5177 for (i = 0; i < num_pat; ++i)
|
|
|
5178 if (vim_strchr(pat[i], '`') != NULL
|
|
|
5179 && (check_restricted() || check_secure()))
|
|
|
5180 return FAIL;
|
|
|
5181
|
|
|
5182 /*
|
|
|
5183 * get a name for the temp file
|
|
|
5184 */
|
|
|
5185 if ((tempname = vim_tempname('o')) == NULL)
|
|
|
5186 {
|
|
|
5187 EMSG(_(e_notmp));
|
|
|
5188 return FAIL;
|
|
|
5189 }
|
|
|
5190
|
|
|
5191 /*
|
|
|
5192 * Let the shell expand the patterns and write the result into the temp
|
|
1508
|
5193 * file.
|
|
|
5194 * STYLE_BT: NL separated
|
|
|
5195 * If expanding `cmd` execute it directly.
|
|
|
5196 * STYLE_GLOB: NUL separated
|
|
|
5197 * If we use *csh, "glob" will work better than "echo".
|
|
|
5198 * STYLE_PRINT: NL or NUL separated
|
|
|
5199 * If we use *zsh, "print -N" will work better than "glob".
|
|
|
5200 * STYLE_VIMGLOB: NL separated
|
|
|
5201 * If we use *sh*, we define "vimglob()".
|
|
|
5202 * STYLE_ECHO: space separated.
|
|
|
5203 * A shell we don't know, stay safe and use "echo".
|
|
7
|
5204 */
|
|
|
5205 if (num_pat == 1 && *pat[0] == '`'
|
|
|
5206 && (len = STRLEN(pat[0])) > 2
|
|
|
5207 && *(pat[0] + len - 1) == '`')
|
|
|
5208 shell_style = STYLE_BT;
|
|
|
5209 else if ((len = STRLEN(p_sh)) >= 3)
|
|
|
5210 {
|
|
|
5211 if (STRCMP(p_sh + len - 3, "csh") == 0)
|
|
|
5212 shell_style = STYLE_GLOB;
|
|
|
5213 else if (STRCMP(p_sh + len - 3, "zsh") == 0)
|
|
|
5214 shell_style = STYLE_PRINT;
|
|
|
5215 }
|
|
1508
|
5216 if (shell_style == STYLE_ECHO && strstr((char *)gettail(p_sh),
|
|
|
5217 "sh") != NULL)
|
|
|
5218 shell_style = STYLE_VIMGLOB;
|
|
|
5219
|
|
|
5220 /* Compute the length of the command. We need 2 extra bytes: for the
|
|
|
5221 * optional '&' and for the NUL.
|
|
|
5222 * Worst case: "unset nonomatch; print -N >" plus two is 29 */
|
|
7
|
5223 len = STRLEN(tempname) + 29;
|
|
1508
|
5224 if (shell_style == STYLE_VIMGLOB)
|
|
|
5225 len += STRLEN(sh_vimglob_func);
|
|
|
5226
|
|
147
|
5227 for (i = 0; i < num_pat; ++i)
|
|
|
5228 {
|
|
|
5229 /* Count the length of the patterns in the same way as they are put in
|
|
|
5230 * "command" below. */
|
|
|
5231 #ifdef USE_SYSTEM
|
|
7
|
5232 len += STRLEN(pat[i]) + 3; /* add space and two quotes */
|
|
147
|
5233 #else
|
|
|
5234 ++len; /* add space */
|
|
628
|
5235 for (j = 0; pat[i][j] != NUL; ++j)
|
|
|
5236 {
|
|
|
5237 if (vim_strchr(SHELL_SPECIAL, pat[i][j]) != NULL)
|
|
|
5238 ++len; /* may add a backslash */
|
|
|
5239 ++len;
|
|
|
5240 }
|
|
147
|
5241 #endif
|
|
|
5242 }
|
|
7
|
5243 command = alloc(len);
|
|
|
5244 if (command == NULL)
|
|
|
5245 {
|
|
|
5246 /* out of memory */
|
|
|
5247 vim_free(tempname);
|
|
|
5248 return FAIL;
|
|
|
5249 }
|
|
|
5250
|
|
|
5251 /*
|
|
|
5252 * Build the shell command:
|
|
|
5253 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell
|
|
|
5254 * recognizes this).
|
|
|
5255 * - Add the shell command to print the expanded names.
|
|
|
5256 * - Add the temp file name.
|
|
|
5257 * - Add the file name patterns.
|
|
|
5258 */
|
|
|
5259 if (shell_style == STYLE_BT)
|
|
|
5260 {
|
|
628
|
5261 /* change `command; command& ` to (command; command ) */
|
|
|
5262 STRCPY(command, "(");
|
|
|
5263 STRCAT(command, pat[0] + 1); /* exclude first backtick */
|
|
7
|
5264 p = command + STRLEN(command) - 1;
|
|
628
|
5265 *p-- = ')'; /* remove last backtick */
|
|
7
|
5266 while (p > command && vim_iswhite(*p))
|
|
|
5267 --p;
|
|
|
5268 if (*p == '&') /* remove trailing '&' */
|
|
|
5269 {
|
|
|
5270 ampersent = TRUE;
|
|
|
5271 *p = ' ';
|
|
|
5272 }
|
|
|
5273 STRCAT(command, ">");
|
|
|
5274 }
|
|
|
5275 else
|
|
|
5276 {
|
|
|
5277 if (flags & EW_NOTFOUND)
|
|
|
5278 STRCPY(command, "set nonomatch; ");
|
|
|
5279 else
|
|
|
5280 STRCPY(command, "unset nonomatch; ");
|
|
|
5281 if (shell_style == STYLE_GLOB)
|
|
|
5282 STRCAT(command, "glob >");
|
|
|
5283 else if (shell_style == STYLE_PRINT)
|
|
|
5284 STRCAT(command, "print -N >");
|
|
1508
|
5285 else if (shell_style == STYLE_VIMGLOB)
|
|
|
5286 STRCAT(command, sh_vimglob_func);
|
|
7
|
5287 else
|
|
|
5288 STRCAT(command, "echo >");
|
|
|
5289 }
|
|
1508
|
5290
|
|
7
|
5291 STRCAT(command, tempname);
|
|
1508
|
5292
|
|
7
|
5293 if (shell_style != STYLE_BT)
|
|
|
5294 for (i = 0; i < num_pat; ++i)
|
|
|
5295 {
|
|
|
5296 /* When using system() always add extra quotes, because the shell
|
|
628
|
5297 * is started twice. Otherwise put a backslash before special
|
|
1450
|
5298 * characters, except inside ``. */
|
|
7
|
5299 #ifdef USE_SYSTEM
|
|
|
5300 STRCAT(command, " \"");
|
|
|
5301 STRCAT(command, pat[i]);
|
|
|
5302 STRCAT(command, "\"");
|
|
|
5303 #else
|
|
233
|
5304 int intick = FALSE;
|
|
|
5305
|
|
7
|
5306 p = command + STRLEN(command);
|
|
|
5307 *p++ = ' ';
|
|
628
|
5308 for (j = 0; pat[i][j] != NUL; ++j)
|
|
233
|
5309 {
|
|
|
5310 if (pat[i][j] == '`')
|
|
|
5311 intick = !intick;
|
|
628
|
5312 else if (pat[i][j] == '\\' && pat[i][j + 1] != NUL)
|
|
|
5313 {
|
|
644
|
5314 /* Remove a backslash, take char literally. But keep
|
|
652
|
5315 * backslash inside backticks, before a special character
|
|
|
5316 * and before a backtick. */
|
|
644
|
5317 if (intick
|
|
652
|
5318 || vim_strchr(SHELL_SPECIAL, pat[i][j + 1]) != NULL
|
|
|
5319 || pat[i][j + 1] == '`')
|
|
644
|
5320 *p++ = '\\';
|
|
648
|
5321 ++j;
|
|
628
|
5322 }
|
|
|
5323 else if (!intick && vim_strchr(SHELL_SPECIAL,
|
|
233
|
5324 pat[i][j]) != NULL)
|
|
628
|
5325 /* Put a backslash before a special character, but not
|
|
|
5326 * when inside ``. */
|
|
|
5327 *p++ = '\\';
|
|
648
|
5328
|
|
|
5329 /* Copy one character. */
|
|
|
5330 *p++ = pat[i][j];
|
|
233
|
5331 }
|
|
7
|
5332 *p = NUL;
|
|
|
5333 #endif
|
|
|
5334 }
|
|
|
5335 if (flags & EW_SILENT)
|
|
|
5336 show_shell_mess = FALSE;
|
|
|
5337 if (ampersent)
|
|
1508
|
5338 STRCAT(command, "&"); /* put the '&' after the redirection */
|
|
7
|
5339
|
|
|
5340 /*
|
|
|
5341 * Using zsh -G: If a pattern has no matches, it is just deleted from
|
|
|
5342 * the argument list, otherwise zsh gives an error message and doesn't
|
|
|
5343 * expand any other pattern.
|
|
|
5344 */
|
|
|
5345 if (shell_style == STYLE_PRINT)
|
|
|
5346 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */
|
|
|
5347
|
|
|
5348 /*
|
|
|
5349 * If we use -f then shell variables set in .cshrc won't get expanded.
|
|
|
5350 * vi can do it, so we will too, but it is only necessary if there is a "$"
|
|
|
5351 * in one of the patterns, otherwise we can still use the fast option.
|
|
|
5352 */
|
|
|
5353 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat))
|
|
|
5354 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */
|
|
|
5355
|
|
|
5356 /*
|
|
|
5357 * execute the shell command
|
|
|
5358 */
|
|
|
5359 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT);
|
|
|
5360
|
|
|
5361 /* When running in the background, give it some time to create the temp
|
|
|
5362 * file, but don't wait for it to finish. */
|
|
|
5363 if (ampersent)
|
|
|
5364 mch_delay(10L, TRUE);
|
|
|
5365
|
|
|
5366 extra_shell_arg = NULL; /* cleanup */
|
|
|
5367 show_shell_mess = TRUE;
|
|
|
5368 vim_free(command);
|
|
|
5369
|
|
1508
|
5370 if (i != 0) /* mch_call_shell() failed */
|
|
7
|
5371 {
|
|
|
5372 mch_remove(tempname);
|
|
|
5373 vim_free(tempname);
|
|
|
5374 /*
|
|
|
5375 * With interactive completion, the error message is not printed.
|
|
|
5376 * However with USE_SYSTEM, I don't know how to turn off error messages
|
|
|
5377 * from the shell, so screen may still get messed up -- webb.
|
|
|
5378 */
|
|
|
5379 #ifndef USE_SYSTEM
|
|
|
5380 if (!(flags & EW_SILENT))
|
|
|
5381 #endif
|
|
|
5382 {
|
|
|
5383 redraw_later_clear(); /* probably messed up screen */
|
|
|
5384 msg_putchar('\n'); /* clear bottom line quickly */
|
|
|
5385 cmdline_row = Rows - 1; /* continue on last line */
|
|
|
5386 #ifdef USE_SYSTEM
|
|
|
5387 if (!(flags & EW_SILENT))
|
|
|
5388 #endif
|
|
|
5389 {
|
|
|
5390 MSG(_(e_wildexpand));
|
|
|
5391 msg_start(); /* don't overwrite this message */
|
|
|
5392 }
|
|
|
5393 }
|
|
|
5394 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when
|
|
|
5395 * EW_NOTFOUND is given */
|
|
|
5396 if (shell_style == STYLE_BT)
|
|
|
5397 return FAIL;
|
|
|
5398 goto notfound;
|
|
|
5399 }
|
|
|
5400
|
|
|
5401 /*
|
|
|
5402 * read the names from the file into memory
|
|
|
5403 */
|
|
|
5404 fd = fopen((char *)tempname, READBIN);
|
|
|
5405 if (fd == NULL)
|
|
|
5406 {
|
|
|
5407 /* Something went wrong, perhaps a file name with a special char. */
|
|
|
5408 if (!(flags & EW_SILENT))
|
|
|
5409 {
|
|
|
5410 MSG(_(e_wildexpand));
|
|
|
5411 msg_start(); /* don't overwrite this message */
|
|
|
5412 }
|
|
|
5413 vim_free(tempname);
|
|
|
5414 goto notfound;
|
|
|
5415 }
|
|
|
5416 fseek(fd, 0L, SEEK_END);
|
|
|
5417 len = ftell(fd); /* get size of temp file */
|
|
|
5418 fseek(fd, 0L, SEEK_SET);
|
|
|
5419 buffer = alloc(len + 1);
|
|
|
5420 if (buffer == NULL)
|
|
|
5421 {
|
|
|
5422 /* out of memory */
|
|
|
5423 mch_remove(tempname);
|
|
|
5424 vim_free(tempname);
|
|
|
5425 fclose(fd);
|
|
|
5426 return FAIL;
|
|
|
5427 }
|
|
|
5428 i = fread((char *)buffer, 1, len, fd);
|
|
|
5429 fclose(fd);
|
|
|
5430 mch_remove(tempname);
|
|
|
5431 if (i != len)
|
|
|
5432 {
|
|
|
5433 /* unexpected read error */
|
|
|
5434 EMSG2(_(e_notread), tempname);
|
|
|
5435 vim_free(tempname);
|
|
|
5436 vim_free(buffer);
|
|
|
5437 return FAIL;
|
|
|
5438 }
|
|
|
5439 vim_free(tempname);
|
|
|
5440
|
|
1508
|
5441 # if defined(__CYGWIN__) || defined(__CYGWIN32__)
|
|
7
|
5442 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */
|
|
|
5443 p = buffer;
|
|
|
5444 for (i = 0; i < len; ++i)
|
|
|
5445 if (!(buffer[i] == CAR && buffer[i + 1] == NL))
|
|
|
5446 *p++ = buffer[i];
|
|
|
5447 len = p - buffer;
|
|
|
5448 # endif
|
|
|
5449
|
|
|
5450
|
|
|
5451 /* file names are separated with Space */
|
|
|
5452 if (shell_style == STYLE_ECHO)
|
|
|
5453 {
|
|
|
5454 buffer[len] = '\n'; /* make sure the buffer ends in NL */
|
|
|
5455 p = buffer;
|
|
|
5456 for (i = 0; *p != '\n'; ++i) /* count number of entries */
|
|
|
5457 {
|
|
|
5458 while (*p != ' ' && *p != '\n')
|
|
|
5459 ++p;
|
|
|
5460 p = skipwhite(p); /* skip to next entry */
|
|
|
5461 }
|
|
|
5462 }
|
|
|
5463 /* file names are separated with NL */
|
|
1508
|
5464 else if (shell_style == STYLE_BT || shell_style == STYLE_VIMGLOB)
|
|
7
|
5465 {
|
|
|
5466 buffer[len] = NUL; /* make sure the buffer ends in NUL */
|
|
|
5467 p = buffer;
|
|
|
5468 for (i = 0; *p != NUL; ++i) /* count number of entries */
|
|
|
5469 {
|
|
|
5470 while (*p != '\n' && *p != NUL)
|
|
|
5471 ++p;
|
|
|
5472 if (*p != NUL)
|
|
|
5473 ++p;
|
|
|
5474 p = skipwhite(p); /* skip leading white space */
|
|
|
5475 }
|
|
|
5476 }
|
|
|
5477 /* file names are separated with NUL */
|
|
|
5478 else
|
|
|
5479 {
|
|
|
5480 /*
|
|
|
5481 * Some versions of zsh use spaces instead of NULs to separate
|
|
|
5482 * results. Only do this when there is no NUL before the end of the
|
|
|
5483 * buffer, otherwise we would never be able to use file names with
|
|
|
5484 * embedded spaces when zsh does use NULs.
|
|
|
5485 * When we found a NUL once, we know zsh is OK, set did_find_nul and
|
|
|
5486 * don't check for spaces again.
|
|
|
5487 */
|
|
|
5488 check_spaces = FALSE;
|
|
|
5489 if (shell_style == STYLE_PRINT && !did_find_nul)
|
|
|
5490 {
|
|
|
5491 /* If there is a NUL, set did_find_nul, else set check_spaces */
|
|
|
5492 if (len && (int)STRLEN(buffer) < len - 1)
|
|
|
5493 did_find_nul = TRUE;
|
|
|
5494 else
|
|
|
5495 check_spaces = TRUE;
|
|
|
5496 }
|
|
|
5497
|
|
|
5498 /*
|
|
|
5499 * Make sure the buffer ends with a NUL. For STYLE_PRINT there
|
|
|
5500 * already is one, for STYLE_GLOB it needs to be added.
|
|
|
5501 */
|
|
|
5502 if (len && buffer[len - 1] == NUL)
|
|
|
5503 --len;
|
|
|
5504 else
|
|
|
5505 buffer[len] = NUL;
|
|
|
5506 i = 0;
|
|
|
5507 for (p = buffer; p < buffer + len; ++p)
|
|
|
5508 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */
|
|
|
5509 {
|
|
|
5510 ++i;
|
|
|
5511 *p = NUL;
|
|
|
5512 }
|
|
|
5513 if (len)
|
|
|
5514 ++i; /* count last entry */
|
|
|
5515 }
|
|
|
5516 if (i == 0)
|
|
|
5517 {
|
|
|
5518 /*
|
|
|
5519 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I".
|
|
|
5520 * /bin/sh will happily expand it to nothing rather than returning an
|
|
|
5521 * error; and hey, it's good to check anyway -- webb.
|
|
|
5522 */
|
|
|
5523 vim_free(buffer);
|
|
|
5524 goto notfound;
|
|
|
5525 }
|
|
|
5526 *num_file = i;
|
|
|
5527 *file = (char_u **)alloc(sizeof(char_u *) * i);
|
|
|
5528 if (*file == NULL)
|
|
|
5529 {
|
|
|
5530 /* out of memory */
|
|
|
5531 vim_free(buffer);
|
|
|
5532 return FAIL;
|
|
|
5533 }
|
|
|
5534
|
|
|
5535 /*
|
|
|
5536 * Isolate the individual file names.
|
|
|
5537 */
|
|
|
5538 p = buffer;
|
|
|
5539 for (i = 0; i < *num_file; ++i)
|
|
|
5540 {
|
|
|
5541 (*file)[i] = p;
|
|
|
5542 /* Space or NL separates */
|
|
1508
|
5543 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT
|
|
|
5544 || shell_style == STYLE_VIMGLOB)
|
|
7
|
5545 {
|
|
652
|
5546 while (!(shell_style == STYLE_ECHO && *p == ' ')
|
|
|
5547 && *p != '\n' && *p != NUL)
|
|
7
|
5548 ++p;
|
|
|
5549 if (p == buffer + len) /* last entry */
|
|
|
5550 *p = NUL;
|
|
|
5551 else
|
|
|
5552 {
|
|
|
5553 *p++ = NUL;
|
|
|
5554 p = skipwhite(p); /* skip to next entry */
|
|
|
5555 }
|
|
|
5556 }
|
|
|
5557 else /* NUL separates */
|
|
|
5558 {
|
|
|
5559 while (*p && p < buffer + len) /* skip entry */
|
|
|
5560 ++p;
|
|
|
5561 ++p; /* skip NUL */
|
|
|
5562 }
|
|
|
5563 }
|
|
|
5564
|
|
|
5565 /*
|
|
|
5566 * Move the file names to allocated memory.
|
|
|
5567 */
|
|
|
5568 for (j = 0, i = 0; i < *num_file; ++i)
|
|
|
5569 {
|
|
|
5570 /* Require the files to exist. Helps when using /bin/sh */
|
|
|
5571 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0)
|
|
|
5572 continue;
|
|
|
5573
|
|
|
5574 /* check if this entry should be included */
|
|
|
5575 dir = (mch_isdir((*file)[i]));
|
|
|
5576 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
|
5577 continue;
|
|
|
5578
|
|
715
|
5579 /* Skip files that are not executable if we check for that. */
|
|
|
5580 if (!dir && (flags & EW_EXEC) && !mch_can_exe((*file)[i]))
|
|
|
5581 continue;
|
|
|
5582
|
|
7
|
5583 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir));
|
|
|
5584 if (p)
|
|
|
5585 {
|
|
|
5586 STRCPY(p, (*file)[i]);
|
|
|
5587 if (dir)
|
|
1479
|
5588 add_pathsep(p); /* add '/' to a directory name */
|
|
7
|
5589 (*file)[j++] = p;
|
|
|
5590 }
|
|
|
5591 }
|
|
|
5592 vim_free(buffer);
|
|
|
5593 *num_file = j;
|
|
|
5594
|
|
|
5595 if (*num_file == 0) /* rejected all entries */
|
|
|
5596 {
|
|
|
5597 vim_free(*file);
|
|
|
5598 *file = NULL;
|
|
|
5599 goto notfound;
|
|
|
5600 }
|
|
|
5601
|
|
|
5602 return OK;
|
|
|
5603
|
|
|
5604 notfound:
|
|
|
5605 if (flags & EW_NOTFOUND)
|
|
|
5606 return save_patterns(num_pat, pat, num_file, file);
|
|
|
5607 return FAIL;
|
|
|
5608
|
|
|
5609 #endif /* __EMX__ */
|
|
|
5610 }
|
|
|
5611
|
|
|
5612 #endif /* VMS */
|
|
|
5613
|
|
|
5614 #ifndef __EMX__
|
|
|
5615 static int
|
|
|
5616 save_patterns(num_pat, pat, num_file, file)
|
|
|
5617 int num_pat;
|
|
|
5618 char_u **pat;
|
|
|
5619 int *num_file;
|
|
|
5620 char_u ***file;
|
|
|
5621 {
|
|
|
5622 int i;
|
|
99
|
5623 char_u *s;
|
|
7
|
5624
|
|
|
5625 *file = (char_u **)alloc(num_pat * sizeof(char_u *));
|
|
|
5626 if (*file == NULL)
|
|
|
5627 return FAIL;
|
|
|
5628 for (i = 0; i < num_pat; i++)
|
|
99
|
5629 {
|
|
|
5630 s = vim_strsave(pat[i]);
|
|
|
5631 if (s != NULL)
|
|
|
5632 /* Be compatible with expand_filename(): halve the number of
|
|
|
5633 * backslashes. */
|
|
|
5634 backslash_halve(s);
|
|
|
5635 (*file)[i] = s;
|
|
|
5636 }
|
|
7
|
5637 *num_file = num_pat;
|
|
|
5638 return OK;
|
|
|
5639 }
|
|
|
5640 #endif
|
|
|
5641
|
|
|
5642
|
|
|
5643 /*
|
|
|
5644 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can
|
|
|
5645 * expand.
|
|
|
5646 */
|
|
|
5647 int
|
|
|
5648 mch_has_exp_wildcard(p)
|
|
|
5649 char_u *p;
|
|
|
5650 {
|
|
39
|
5651 for ( ; *p; mb_ptr_adv(p))
|
|
7
|
5652 {
|
|
|
5653 #ifndef OS2
|
|
|
5654 if (*p == '\\' && p[1] != NUL)
|
|
|
5655 ++p;
|
|
|
5656 else
|
|
|
5657 #endif
|
|
|
5658 if (vim_strchr((char_u *)
|
|
|
5659 #ifdef VMS
|
|
|
5660 "*?%"
|
|
|
5661 #else
|
|
|
5662 # ifdef OS2
|
|
|
5663 "*?"
|
|
|
5664 # else
|
|
|
5665 "*?[{'"
|
|
|
5666 # endif
|
|
|
5667 #endif
|
|
|
5668 , *p) != NULL)
|
|
|
5669 return TRUE;
|
|
|
5670 }
|
|
|
5671 return FALSE;
|
|
|
5672 }
|
|
|
5673
|
|
|
5674 /*
|
|
|
5675 * Return TRUE if the string "p" contains a wildcard.
|
|
|
5676 * Don't recognize '~' at the end as a wildcard.
|
|
|
5677 */
|
|
|
5678 int
|
|
|
5679 mch_has_wildcard(p)
|
|
|
5680 char_u *p;
|
|
|
5681 {
|
|
39
|
5682 for ( ; *p; mb_ptr_adv(p))
|
|
7
|
5683 {
|
|
|
5684 #ifndef OS2
|
|
|
5685 if (*p == '\\' && p[1] != NUL)
|
|
|
5686 ++p;
|
|
|
5687 else
|
|
|
5688 #endif
|
|
|
5689 if (vim_strchr((char_u *)
|
|
|
5690 #ifdef VMS
|
|
|
5691 "*?%$"
|
|
|
5692 #else
|
|
|
5693 # ifdef OS2
|
|
|
5694 # ifdef VIM_BACKTICK
|
|
|
5695 "*?$`"
|
|
|
5696 # else
|
|
|
5697 "*?$"
|
|
|
5698 # endif
|
|
|
5699 # else
|
|
|
5700 "*?[{`'$"
|
|
|
5701 # endif
|
|
|
5702 #endif
|
|
|
5703 , *p) != NULL
|
|
|
5704 || (*p == '~' && p[1] != NUL))
|
|
|
5705 return TRUE;
|
|
|
5706 }
|
|
|
5707 return FALSE;
|
|
|
5708 }
|
|
|
5709
|
|
|
5710 #ifndef __EMX__
|
|
|
5711 static int
|
|
|
5712 have_wildcard(num, file)
|
|
|
5713 int num;
|
|
|
5714 char_u **file;
|
|
|
5715 {
|
|
|
5716 int i;
|
|
|
5717
|
|
|
5718 for (i = 0; i < num; i++)
|
|
|
5719 if (mch_has_wildcard(file[i]))
|
|
|
5720 return 1;
|
|
|
5721 return 0;
|
|
|
5722 }
|
|
|
5723
|
|
|
5724 static int
|
|
|
5725 have_dollars(num, file)
|
|
|
5726 int num;
|
|
|
5727 char_u **file;
|
|
|
5728 {
|
|
|
5729 int i;
|
|
|
5730
|
|
|
5731 for (i = 0; i < num; i++)
|
|
|
5732 if (vim_strchr(file[i], '$') != NULL)
|
|
|
5733 return TRUE;
|
|
|
5734 return FALSE;
|
|
|
5735 }
|
|
|
5736 #endif /* ifndef __EMX__ */
|
|
|
5737
|
|
|
5738 #ifndef HAVE_RENAME
|
|
|
5739 /*
|
|
|
5740 * Scaled-down version of rename(), which is missing in Xenix.
|
|
|
5741 * This version can only move regular files and will fail if the
|
|
|
5742 * destination exists.
|
|
|
5743 */
|
|
|
5744 int
|
|
|
5745 mch_rename(src, dest)
|
|
|
5746 const char *src, *dest;
|
|
|
5747 {
|
|
|
5748 struct stat st;
|
|
|
5749
|
|
|
5750 if (stat(dest, &st) >= 0) /* fail if destination exists */
|
|
|
5751 return -1;
|
|
|
5752 if (link(src, dest) != 0) /* link file to new name */
|
|
|
5753 return -1;
|
|
|
5754 if (mch_remove(src) == 0) /* delete link to old name */
|
|
|
5755 return 0;
|
|
|
5756 return -1;
|
|
|
5757 }
|
|
|
5758 #endif /* !HAVE_RENAME */
|
|
|
5759
|
|
|
5760 #ifdef FEAT_MOUSE_GPM
|
|
|
5761 /*
|
|
|
5762 * Initializes connection with gpm (if it isn't already opened)
|
|
|
5763 * Return 1 if succeeded (or connection already opened), 0 if failed
|
|
|
5764 */
|
|
|
5765 static int
|
|
|
5766 gpm_open()
|
|
|
5767 {
|
|
|
5768 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */
|
|
|
5769
|
|
|
5770 if (!gpm_flag)
|
|
|
5771 {
|
|
|
5772 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN);
|
|
|
5773 gpm_connect.defaultMask = ~GPM_HARD;
|
|
|
5774 /* Default handling for mouse move*/
|
|
|
5775 gpm_connect.minMod = 0; /* Handle any modifier keys */
|
|
|
5776 gpm_connect.maxMod = 0xffff;
|
|
|
5777 if (Gpm_Open(&gpm_connect, 0) > 0)
|
|
|
5778 {
|
|
|
5779 /* gpm library tries to handling TSTP causes
|
|
|
5780 * problems. Anyways, we close connection to Gpm whenever
|
|
|
5781 * we are going to suspend or starting an external process
|
|
1450
|
5782 * so we shouldn't have problem with this
|
|
7
|
5783 */
|
|
|
5784 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
|
5785 return 1; /* succeed */
|
|
|
5786 }
|
|
|
5787 if (gpm_fd == -2)
|
|
|
5788 Gpm_Close(); /* We don't want to talk to xterm via gpm */
|
|
|
5789 return 0;
|
|
|
5790 }
|
|
|
5791 return 1; /* already open */
|
|
|
5792 }
|
|
|
5793
|
|
|
5794 /*
|
|
|
5795 * Closes connection to gpm
|
|
1375
|
5796 * returns non-zero if connection successfully closed
|
|
7
|
5797 */
|
|
|
5798 static void
|
|
|
5799 gpm_close()
|
|
|
5800 {
|
|
|
5801 if (gpm_flag && gpm_fd >= 0) /* if Open */
|
|
|
5802 Gpm_Close();
|
|
|
5803 }
|
|
|
5804
|
|
|
5805 /* Reads gpm event and adds special keys to input buf. Returns length of
|
|
|
5806 * generated key sequence.
|
|
|
5807 * This function is made after gui_send_mouse_event
|
|
|
5808 */
|
|
|
5809 static int
|
|
|
5810 mch_gpm_process()
|
|
|
5811 {
|
|
|
5812 int button;
|
|
|
5813 static Gpm_Event gpm_event;
|
|
|
5814 char_u string[6];
|
|
|
5815 int_u vim_modifiers;
|
|
|
5816 int row,col;
|
|
|
5817 unsigned char buttons_mask;
|
|
|
5818 unsigned char gpm_modifiers;
|
|
|
5819 static unsigned char old_buttons = 0;
|
|
|
5820
|
|
|
5821 Gpm_GetEvent(&gpm_event);
|
|
|
5822
|
|
|
5823 #ifdef FEAT_GUI
|
|
|
5824 /* Don't put events in the input queue now. */
|
|
|
5825 if (hold_gui_events)
|
|
|
5826 return 0;
|
|
|
5827 #endif
|
|
|
5828
|
|
|
5829 row = gpm_event.y - 1;
|
|
|
5830 col = gpm_event.x - 1;
|
|
|
5831
|
|
|
5832 string[0] = ESC; /* Our termcode */
|
|
|
5833 string[1] = 'M';
|
|
|
5834 string[2] = 'G';
|
|
|
5835 switch (GPM_BARE_EVENTS(gpm_event.type))
|
|
|
5836 {
|
|
|
5837 case GPM_DRAG:
|
|
|
5838 string[3] = MOUSE_DRAG;
|
|
|
5839 break;
|
|
|
5840 case GPM_DOWN:
|
|
|
5841 buttons_mask = gpm_event.buttons & ~old_buttons;
|
|
|
5842 old_buttons = gpm_event.buttons;
|
|
|
5843 switch (buttons_mask)
|
|
|
5844 {
|
|
|
5845 case GPM_B_LEFT:
|
|
|
5846 button = MOUSE_LEFT;
|
|
|
5847 break;
|
|
|
5848 case GPM_B_MIDDLE:
|
|
|
5849 button = MOUSE_MIDDLE;
|
|
|
5850 break;
|
|
|
5851 case GPM_B_RIGHT:
|
|
|
5852 button = MOUSE_RIGHT;
|
|
|
5853 break;
|
|
|
5854 default:
|
|
|
5855 return 0;
|
|
|
5856 /*Don't know what to do. Can more than one button be
|
|
|
5857 * reported in one event? */
|
|
|
5858 }
|
|
|
5859 string[3] = (char_u)(button | 0x20);
|
|
|
5860 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1);
|
|
|
5861 break;
|
|
|
5862 case GPM_UP:
|
|
|
5863 string[3] = MOUSE_RELEASE;
|
|
|
5864 old_buttons &= ~gpm_event.buttons;
|
|
|
5865 break;
|
|
|
5866 default:
|
|
|
5867 return 0;
|
|
|
5868 }
|
|
|
5869 /*This code is based on gui_x11_mouse_cb in gui_x11.c */
|
|
|
5870 gpm_modifiers = gpm_event.modifiers;
|
|
|
5871 vim_modifiers = 0x0;
|
|
|
5872 /* I ignore capslock stats. Aren't we all just hate capslock mixing with
|
|
|
5873 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and
|
|
|
5874 * K_CAPSSHIFT is defined 8, so it probably isn't even reported
|
|
|
5875 */
|
|
|
5876 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL)))
|
|
|
5877 vim_modifiers |= MOUSE_SHIFT;
|
|
|
5878
|
|
|
5879 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL)))
|
|
|
5880 vim_modifiers |= MOUSE_CTRL;
|
|
|
5881 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR)))
|
|
|
5882 vim_modifiers |= MOUSE_ALT;
|
|
|
5883 string[3] |= vim_modifiers;
|
|
|
5884 string[4] = (char_u)(col + ' ' + 1);
|
|
|
5885 string[5] = (char_u)(row + ' ' + 1);
|
|
|
5886 add_to_input_buf(string, 6);
|
|
|
5887 return 6;
|
|
|
5888 }
|
|
|
5889 #endif /* FEAT_MOUSE_GPM */
|
|
|
5890
|
|
|
5891 #if defined(FEAT_LIBCALL) || defined(PROTO)
|
|
|
5892 typedef char_u * (*STRPROCSTR)__ARGS((char_u *));
|
|
|
5893 typedef char_u * (*INTPROCSTR)__ARGS((int));
|
|
|
5894 typedef int (*STRPROCINT)__ARGS((char_u *));
|
|
|
5895 typedef int (*INTPROCINT)__ARGS((int));
|
|
|
5896
|
|
|
5897 /*
|
|
|
5898 * Call a DLL routine which takes either a string or int param
|
|
|
5899 * and returns an allocated string.
|
|
|
5900 */
|
|
|
5901 int
|
|
|
5902 mch_libcall(libname, funcname, argstring, argint, string_result, number_result)
|
|
|
5903 char_u *libname;
|
|
|
5904 char_u *funcname;
|
|
|
5905 char_u *argstring; /* NULL when using a argint */
|
|
|
5906 int argint;
|
|
|
5907 char_u **string_result;/* NULL when using number_result */
|
|
|
5908 int *number_result;
|
|
|
5909 {
|
|
|
5910 # if defined(USE_DLOPEN)
|
|
|
5911 void *hinstLib;
|
|
12
|
5912 char *dlerr = NULL;
|
|
7
|
5913 # else
|
|
|
5914 shl_t hinstLib;
|
|
|
5915 # endif
|
|
|
5916 STRPROCSTR ProcAdd;
|
|
|
5917 INTPROCSTR ProcAddI;
|
|
|
5918 char_u *retval_str = NULL;
|
|
|
5919 int retval_int = 0;
|
|
|
5920 int success = FALSE;
|
|
|
5921
|
|
900
|
5922 /*
|
|
|
5923 * Get a handle to the DLL module.
|
|
|
5924 */
|
|
7
|
5925 # if defined(USE_DLOPEN)
|
|
900
|
5926 /* First clear any error, it's not cleared by the dlopen() call. */
|
|
|
5927 (void)dlerror();
|
|
|
5928
|
|
7
|
5929 hinstLib = dlopen((char *)libname, RTLD_LAZY
|
|
|
5930 # ifdef RTLD_LOCAL
|
|
|
5931 | RTLD_LOCAL
|
|
|
5932 # endif
|
|
|
5933 );
|
|
12
|
5934 if (hinstLib == NULL)
|
|
|
5935 {
|
|
|
5936 /* "dlerr" must be used before dlclose() */
|
|
|
5937 dlerr = (char *)dlerror();
|
|
|
5938 if (dlerr != NULL)
|
|
|
5939 EMSG2(_("dlerror = \"%s\""), dlerr);
|
|
|
5940 }
|
|
7
|
5941 # else
|
|
|
5942 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L);
|
|
|
5943 # endif
|
|
|
5944
|
|
|
5945 /* If the handle is valid, try to get the function address. */
|
|
|
5946 if (hinstLib != NULL)
|
|
|
5947 {
|
|
|
5948 # ifdef HAVE_SETJMP_H
|
|
|
5949 /*
|
|
|
5950 * Catch a crash when calling the library function. For example when
|
|
|
5951 * using a number where a string pointer is expected.
|
|
|
5952 */
|
|
|
5953 mch_startjmp();
|
|
|
5954 if (SETJMP(lc_jump_env) != 0)
|
|
|
5955 {
|
|
|
5956 success = FALSE;
|
|
857
|
5957 # if defined(USE_DLOPEN)
|
|
12
|
5958 dlerr = NULL;
|
|
857
|
5959 # endif
|
|
7
|
5960 mch_didjmp();
|
|
|
5961 }
|
|
|
5962 else
|
|
|
5963 # endif
|
|
|
5964 {
|
|
|
5965 retval_str = NULL;
|
|
|
5966 retval_int = 0;
|
|
|
5967
|
|
|
5968 if (argstring != NULL)
|
|
|
5969 {
|
|
|
5970 # if defined(USE_DLOPEN)
|
|
|
5971 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
|
12
|
5972 dlerr = (char *)dlerror();
|
|
7
|
5973 # else
|
|
|
5974 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
|
5975 TYPE_PROCEDURE, (void *)&ProcAdd) < 0)
|
|
|
5976 ProcAdd = NULL;
|
|
|
5977 # endif
|
|
12
|
5978 if ((success = (ProcAdd != NULL
|
|
|
5979 # if defined(USE_DLOPEN)
|
|
|
5980 && dlerr == NULL
|
|
|
5981 # endif
|
|
|
5982 )))
|
|
7
|
5983 {
|
|
|
5984 if (string_result == NULL)
|
|
|
5985 retval_int = ((STRPROCINT)ProcAdd)(argstring);
|
|
|
5986 else
|
|
|
5987 retval_str = (ProcAdd)(argstring);
|
|
|
5988 }
|
|
|
5989 }
|
|
|
5990 else
|
|
|
5991 {
|
|
|
5992 # if defined(USE_DLOPEN)
|
|
|
5993 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
|
12
|
5994 dlerr = (char *)dlerror();
|
|
7
|
5995 # else
|
|
|
5996 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
|
5997 TYPE_PROCEDURE, (void *)&ProcAddI) < 0)
|
|
|
5998 ProcAddI = NULL;
|
|
|
5999 # endif
|
|
12
|
6000 if ((success = (ProcAddI != NULL
|
|
|
6001 # if defined(USE_DLOPEN)
|
|
|
6002 && dlerr == NULL
|
|
|
6003 # endif
|
|
|
6004 )))
|
|
7
|
6005 {
|
|
|
6006 if (string_result == NULL)
|
|
|
6007 retval_int = ((INTPROCINT)ProcAddI)(argint);
|
|
|
6008 else
|
|
|
6009 retval_str = (ProcAddI)(argint);
|
|
|
6010 }
|
|
|
6011 }
|
|
|
6012
|
|
|
6013 /* Save the string before we free the library. */
|
|
|
6014 /* Assume that a "1" or "-1" result is an illegal pointer. */
|
|
|
6015 if (string_result == NULL)
|
|
|
6016 *number_result = retval_int;
|
|
|
6017 else if (retval_str != NULL
|
|
|
6018 && retval_str != (char_u *)1
|
|
|
6019 && retval_str != (char_u *)-1)
|
|
|
6020 *string_result = vim_strsave(retval_str);
|
|
|
6021 }
|
|
|
6022
|
|
|
6023 # ifdef HAVE_SETJMP_H
|
|
|
6024 mch_endjmp();
|
|
|
6025 # ifdef SIGHASARG
|
|
|
6026 if (lc_signal != 0)
|
|
|
6027 {
|
|
|
6028 int i;
|
|
|
6029
|
|
|
6030 /* try to find the name of this signal */
|
|
|
6031 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
6032 if (lc_signal == signal_info[i].sig)
|
|
|
6033 break;
|
|
|
6034 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name);
|
|
|
6035 }
|
|
|
6036 # endif
|
|
|
6037 # endif
|
|
|
6038
|
|
12
|
6039 # if defined(USE_DLOPEN)
|
|
|
6040 /* "dlerr" must be used before dlclose() */
|
|
|
6041 if (dlerr != NULL)
|
|
|
6042 EMSG2(_("dlerror = \"%s\""), dlerr);
|
|
|
6043
|
|
7
|
6044 /* Free the DLL module. */
|
|
|
6045 (void)dlclose(hinstLib);
|
|
|
6046 # else
|
|
|
6047 (void)shl_unload(hinstLib);
|
|
|
6048 # endif
|
|
|
6049 }
|
|
|
6050
|
|
|
6051 if (!success)
|
|
|
6052 {
|
|
|
6053 EMSG2(_(e_libcall), funcname);
|
|
|
6054 return FAIL;
|
|
|
6055 }
|
|
|
6056
|
|
|
6057 return OK;
|
|
|
6058 }
|
|
|
6059 #endif
|
|
|
6060
|
|
|
6061 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
|
|
|
6062 static int xterm_trace = -1; /* default: disabled */
|
|
|
6063 static int xterm_button;
|
|
|
6064
|
|
|
6065 /*
|
|
|
6066 * Setup a dummy window for X selections in a terminal.
|
|
|
6067 */
|
|
|
6068 void
|
|
|
6069 setup_term_clip()
|
|
|
6070 {
|
|
|
6071 int z = 0;
|
|
|
6072 char *strp = "";
|
|
|
6073 Widget AppShell;
|
|
|
6074
|
|
|
6075 if (!x_connect_to_server())
|
|
|
6076 return;
|
|
|
6077
|
|
|
6078 open_app_context();
|
|
|
6079 if (app_context != NULL && xterm_Shell == (Widget)0)
|
|
|
6080 {
|
|
|
6081 int (*oldhandler)();
|
|
|
6082 #if defined(HAVE_SETJMP_H)
|
|
|
6083 int (*oldIOhandler)();
|
|
|
6084 #endif
|
|
|
6085 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
6086 struct timeval start_tv;
|
|
|
6087
|
|
|
6088 if (p_verbose > 0)
|
|
|
6089 gettimeofday(&start_tv, NULL);
|
|
|
6090 # endif
|
|
|
6091
|
|
|
6092 /* Ignore X errors while opening the display */
|
|
|
6093 oldhandler = XSetErrorHandler(x_error_check);
|
|
|
6094
|
|
|
6095 #if defined(HAVE_SETJMP_H)
|
|
|
6096 /* Ignore X IO errors while opening the display */
|
|
|
6097 oldIOhandler = XSetIOErrorHandler(x_IOerror_check);
|
|
|
6098 mch_startjmp();
|
|
|
6099 if (SETJMP(lc_jump_env) != 0)
|
|
|
6100 {
|
|
|
6101 mch_didjmp();
|
|
|
6102 xterm_dpy = NULL;
|
|
|
6103 }
|
|
|
6104 else
|
|
|
6105 #endif
|
|
|
6106 {
|
|
|
6107 xterm_dpy = XtOpenDisplay(app_context, xterm_display,
|
|
|
6108 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp);
|
|
|
6109 #if defined(HAVE_SETJMP_H)
|
|
|
6110 mch_endjmp();
|
|
|
6111 #endif
|
|
|
6112 }
|
|
|
6113
|
|
|
6114 #if defined(HAVE_SETJMP_H)
|
|
|
6115 /* Now handle X IO errors normally. */
|
|
|
6116 (void)XSetIOErrorHandler(oldIOhandler);
|
|
|
6117 #endif
|
|
|
6118 /* Now handle X errors normally. */
|
|
|
6119 (void)XSetErrorHandler(oldhandler);
|
|
|
6120
|
|
|
6121 if (xterm_dpy == NULL)
|
|
|
6122 {
|
|
|
6123 if (p_verbose > 0)
|
|
292
|
6124 verb_msg((char_u *)_("Opening the X display failed"));
|
|
7
|
6125 return;
|
|
|
6126 }
|
|
|
6127
|
|
|
6128 /* Catch terminating error of the X server connection. */
|
|
|
6129 (void)XSetIOErrorHandler(x_IOerror_handler);
|
|
|
6130
|
|
|
6131 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
6132 if (p_verbose > 0)
|
|
292
|
6133 {
|
|
|
6134 verbose_enter();
|
|
7
|
6135 xopen_message(&start_tv);
|
|
292
|
6136 verbose_leave();
|
|
|
6137 }
|
|
7
|
6138 # endif
|
|
|
6139
|
|
|
6140 /* Create a Shell to make converters work. */
|
|
|
6141 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm",
|
|
|
6142 applicationShellWidgetClass, xterm_dpy,
|
|
|
6143 NULL);
|
|
|
6144 if (AppShell == (Widget)0)
|
|
|
6145 return;
|
|
|
6146 xterm_Shell = XtVaCreatePopupShell("VIM",
|
|
|
6147 topLevelShellWidgetClass, AppShell,
|
|
|
6148 XtNmappedWhenManaged, 0,
|
|
|
6149 XtNwidth, 1,
|
|
|
6150 XtNheight, 1,
|
|
|
6151 NULL);
|
|
|
6152 if (xterm_Shell == (Widget)0)
|
|
|
6153 return;
|
|
|
6154
|
|
|
6155 x11_setup_atoms(xterm_dpy);
|
|
|
6156 if (x11_display == NULL)
|
|
|
6157 x11_display = xterm_dpy;
|
|
|
6158
|
|
|
6159 XtRealizeWidget(xterm_Shell);
|
|
|
6160 XSync(xterm_dpy, False);
|
|
|
6161 xterm_update();
|
|
|
6162 }
|
|
|
6163 if (xterm_Shell != (Widget)0)
|
|
|
6164 {
|
|
|
6165 clip_init(TRUE);
|
|
|
6166 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL)
|
|
|
6167 x11_window = (Window)atol(strp);
|
|
|
6168 /* Check if $WINDOWID is valid. */
|
|
|
6169 if (test_x11_window(xterm_dpy) == FAIL)
|
|
|
6170 x11_window = 0;
|
|
|
6171 if (x11_window != 0)
|
|
|
6172 xterm_trace = 0;
|
|
|
6173 }
|
|
|
6174 }
|
|
|
6175
|
|
|
6176 void
|
|
|
6177 start_xterm_trace(button)
|
|
|
6178 int button;
|
|
|
6179 {
|
|
|
6180 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0)
|
|
|
6181 return;
|
|
|
6182 xterm_trace = 1;
|
|
|
6183 xterm_button = button;
|
|
|
6184 do_xterm_trace();
|
|
|
6185 }
|
|
|
6186
|
|
|
6187
|
|
|
6188 void
|
|
|
6189 stop_xterm_trace()
|
|
|
6190 {
|
|
|
6191 if (xterm_trace < 0)
|
|
|
6192 return;
|
|
|
6193 xterm_trace = 0;
|
|
|
6194 }
|
|
|
6195
|
|
|
6196 /*
|
|
|
6197 * Query the xterm pointer and generate mouse termcodes if necessary
|
|
|
6198 * return TRUE if dragging is active, else FALSE
|
|
|
6199 */
|
|
|
6200 static int
|
|
|
6201 do_xterm_trace()
|
|
|
6202 {
|
|
|
6203 Window root, child;
|
|
|
6204 int root_x, root_y;
|
|
|
6205 int win_x, win_y;
|
|
|
6206 int row, col;
|
|
|
6207 int_u mask_return;
|
|
|
6208 char_u buf[50];
|
|
|
6209 char_u *strp;
|
|
|
6210 long got_hints;
|
|
|
6211 static char_u *mouse_code;
|
|
|
6212 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER};
|
|
|
6213 static int prev_row = 0, prev_col = 0;
|
|
|
6214 static XSizeHints xterm_hints;
|
|
|
6215
|
|
|
6216 if (xterm_trace <= 0)
|
|
|
6217 return FALSE;
|
|
|
6218
|
|
|
6219 if (xterm_trace == 1)
|
|
|
6220 {
|
|
|
6221 /* Get the hints just before tracking starts. The font size might
|
|
1510
|
6222 * have changed recently. */
|
|
|
6223 if (!XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints)
|
|
|
6224 || !(got_hints & PResizeInc)
|
|
7
|
6225 || xterm_hints.width_inc <= 1
|
|
|
6226 || xterm_hints.height_inc <= 1)
|
|
|
6227 {
|
|
|
6228 xterm_trace = -1; /* Not enough data -- disable tracing */
|
|
|
6229 return FALSE;
|
|
|
6230 }
|
|
|
6231
|
|
|
6232 /* Rely on the same mouse code for the duration of this */
|
|
|
6233 mouse_code = find_termcode(mouse_name);
|
|
|
6234 prev_row = mouse_row;
|
|
|
6235 prev_row = mouse_col;
|
|
|
6236 xterm_trace = 2;
|
|
|
6237
|
|
|
6238 /* Find the offset of the chars, there might be a scrollbar on the
|
|
|
6239 * left of the window and/or a menu on the top (eterm etc.) */
|
|
|
6240 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
|
6241 &win_x, &win_y, &mask_return);
|
|
|
6242 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row)
|
|
|
6243 - (xterm_hints.height_inc / 2);
|
|
|
6244 if (xterm_hints.y <= xterm_hints.height_inc / 2)
|
|
|
6245 xterm_hints.y = 2;
|
|
|
6246 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col)
|
|
|
6247 - (xterm_hints.width_inc / 2);
|
|
|
6248 if (xterm_hints.x <= xterm_hints.width_inc / 2)
|
|
|
6249 xterm_hints.x = 2;
|
|
|
6250 return TRUE;
|
|
|
6251 }
|
|
|
6252 if (mouse_code == NULL)
|
|
|
6253 {
|
|
|
6254 xterm_trace = 0;
|
|
|
6255 return FALSE;
|
|
|
6256 }
|
|
|
6257
|
|
|
6258 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
|
6259 &win_x, &win_y, &mask_return);
|
|
|
6260
|
|
|
6261 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc);
|
|
|
6262 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc);
|
|
|
6263 if (row == prev_row && col == prev_col)
|
|
|
6264 return TRUE;
|
|
|
6265
|
|
|
6266 STRCPY(buf, mouse_code);
|
|
|
6267 strp = buf + STRLEN(buf);
|
|
|
6268 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20;
|
|
|
6269 *strp++ = (char_u)(col + ' ' + 1);
|
|
|
6270 *strp++ = (char_u)(row + ' ' + 1);
|
|
|
6271 *strp = 0;
|
|
|
6272 add_to_input_buf(buf, STRLEN(buf));
|
|
|
6273
|
|
|
6274 prev_row = row;
|
|
|
6275 prev_col = col;
|
|
|
6276 return TRUE;
|
|
|
6277 }
|
|
|
6278
|
|
|
6279 # if defined(FEAT_GUI) || defined(PROTO)
|
|
|
6280 /*
|
|
|
6281 * Destroy the display, window and app_context. Required for GTK.
|
|
|
6282 */
|
|
|
6283 void
|
|
|
6284 clear_xterm_clip()
|
|
|
6285 {
|
|
|
6286 if (xterm_Shell != (Widget)0)
|
|
|
6287 {
|
|
|
6288 XtDestroyWidget(xterm_Shell);
|
|
|
6289 xterm_Shell = (Widget)0;
|
|
|
6290 }
|
|
|
6291 if (xterm_dpy != NULL)
|
|
|
6292 {
|
|
|
6293 #if 0
|
|
|
6294 /* Lesstif and Solaris crash here, lose some memory */
|
|
|
6295 XtCloseDisplay(xterm_dpy);
|
|
|
6296 #endif
|
|
|
6297 if (x11_display == xterm_dpy)
|
|
|
6298 x11_display = NULL;
|
|
|
6299 xterm_dpy = NULL;
|
|
|
6300 }
|
|
|
6301 #if 0
|
|
|
6302 if (app_context != (XtAppContext)NULL)
|
|
|
6303 {
|
|
|
6304 /* Lesstif and Solaris crash here, lose some memory */
|
|
|
6305 XtDestroyApplicationContext(app_context);
|
|
|
6306 app_context = (XtAppContext)NULL;
|
|
|
6307 }
|
|
|
6308 #endif
|
|
|
6309 }
|
|
|
6310 # endif
|
|
|
6311
|
|
|
6312 /*
|
|
|
6313 * Catch up with any queued X events. This may put keyboard input into the
|
|
|
6314 * input buffer, call resize call-backs, trigger timers etc. If there is
|
|
|
6315 * nothing in the X event queue (& no timers pending), then we return
|
|
|
6316 * immediately.
|
|
|
6317 */
|
|
|
6318 static void
|
|
|
6319 xterm_update()
|
|
|
6320 {
|
|
|
6321 XEvent event;
|
|
|
6322
|
|
|
6323 while (XtAppPending(app_context) && !vim_is_input_buf_full())
|
|
|
6324 {
|
|
|
6325 XtAppNextEvent(app_context, &event);
|
|
|
6326 #ifdef FEAT_CLIENTSERVER
|
|
|
6327 {
|
|
|
6328 XPropertyEvent *e = (XPropertyEvent *)&event;
|
|
|
6329
|
|
|
6330 if (e->type == PropertyNotify && e->window == commWindow
|
|
|
6331 && e->atom == commProperty && e->state == PropertyNewValue)
|
|
|
6332 serverEventProc(xterm_dpy, &event);
|
|
|
6333 }
|
|
|
6334 #endif
|
|
|
6335 XtDispatchEvent(&event);
|
|
|
6336 }
|
|
|
6337 }
|
|
|
6338
|
|
|
6339 int
|
|
|
6340 clip_xterm_own_selection(cbd)
|
|
|
6341 VimClipboard *cbd;
|
|
|
6342 {
|
|
|
6343 if (xterm_Shell != (Widget)0)
|
|
|
6344 return clip_x11_own_selection(xterm_Shell, cbd);
|
|
|
6345 return FAIL;
|
|
|
6346 }
|
|
|
6347
|
|
|
6348 void
|
|
|
6349 clip_xterm_lose_selection(cbd)
|
|
|
6350 VimClipboard *cbd;
|
|
|
6351 {
|
|
|
6352 if (xterm_Shell != (Widget)0)
|
|
|
6353 clip_x11_lose_selection(xterm_Shell, cbd);
|
|
|
6354 }
|
|
|
6355
|
|
|
6356 void
|
|
|
6357 clip_xterm_request_selection(cbd)
|
|
|
6358 VimClipboard *cbd;
|
|
|
6359 {
|
|
|
6360 if (xterm_Shell != (Widget)0)
|
|
|
6361 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd);
|
|
|
6362 }
|
|
|
6363
|
|
|
6364 void
|
|
|
6365 clip_xterm_set_selection(cbd)
|
|
|
6366 VimClipboard *cbd;
|
|
|
6367 {
|
|
|
6368 clip_x11_set_selection(cbd);
|
|
|
6369 }
|
|
|
6370 #endif
|
|
|
6371
|
|
|
6372
|
|
|
6373 #if defined(USE_XSMP) || defined(PROTO)
|
|
|
6374 /*
|
|
|
6375 * Code for X Session Management Protocol.
|
|
|
6376 */
|
|
|
6377 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast));
|
|
|
6378 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6379 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6380 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6381 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData));
|
|
|
6382
|
|
|
6383
|
|
|
6384 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
|
6385 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6386
|
|
|
6387 /*
|
|
|
6388 * This is our chance to ask the user if they want to save,
|
|
|
6389 * or abort the logout
|
|
|
6390 */
|
|
|
6391 /*ARGSUSED*/
|
|
|
6392 static void
|
|
|
6393 xsmp_handle_interaction(smc_conn, client_data)
|
|
|
6394 SmcConn smc_conn;
|
|
|
6395 SmPointer client_data;
|
|
|
6396 {
|
|
|
6397 cmdmod_T save_cmdmod;
|
|
|
6398 int cancel_shutdown = False;
|
|
|
6399
|
|
|
6400 save_cmdmod = cmdmod;
|
|
|
6401 cmdmod.confirm = TRUE;
|
|
|
6402 if (check_changed_any(FALSE))
|
|
|
6403 /* Mustn't logout */
|
|
|
6404 cancel_shutdown = True;
|
|
|
6405 cmdmod = save_cmdmod;
|
|
|
6406 setcursor(); /* position cursor */
|
|
|
6407 out_flush();
|
|
|
6408
|
|
|
6409 /* Done interaction */
|
|
|
6410 SmcInteractDone(smc_conn, cancel_shutdown);
|
|
|
6411
|
|
|
6412 /* Finish off
|
|
|
6413 * Only end save-yourself here if we're not cancelling shutdown;
|
|
|
6414 * we'll get a cancelled callback later in which we'll end it.
|
|
|
6415 * Hopefully get around glitchy SMs (like GNOME-1)
|
|
|
6416 */
|
|
|
6417 if (!cancel_shutdown)
|
|
|
6418 {
|
|
|
6419 xsmp.save_yourself = False;
|
|
|
6420 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6421 }
|
|
|
6422 }
|
|
|
6423 # endif
|
|
|
6424
|
|
|
6425 /*
|
|
|
6426 * Callback that starts save-yourself.
|
|
|
6427 */
|
|
|
6428 /*ARGSUSED*/
|
|
|
6429 static void
|
|
|
6430 xsmp_handle_save_yourself(smc_conn, client_data, save_type,
|
|
|
6431 shutdown, interact_style, fast)
|
|
|
6432 SmcConn smc_conn;
|
|
|
6433 SmPointer client_data;
|
|
|
6434 int save_type;
|
|
|
6435 Bool shutdown;
|
|
|
6436 int interact_style;
|
|
|
6437 Bool fast;
|
|
|
6438 {
|
|
|
6439 /* Handle already being in saveyourself */
|
|
|
6440 if (xsmp.save_yourself)
|
|
|
6441 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6442 xsmp.save_yourself = True;
|
|
|
6443 xsmp.shutdown = shutdown;
|
|
|
6444
|
|
|
6445 /* First up, preserve all files */
|
|
|
6446 out_flush();
|
|
|
6447 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
|
|
|
6448
|
|
|
6449 if (p_verbose > 0)
|
|
292
|
6450 verb_msg((char_u *)_("XSMP handling save-yourself request"));
|
|
7
|
6451
|
|
|
6452 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
|
6453 /* Now see if we can ask about unsaved files */
|
|
|
6454 if (shutdown && !fast && gui.in_use)
|
|
|
6455 /* Need to interact with user, but need SM's permission */
|
|
|
6456 SmcInteractRequest(smc_conn, SmDialogError,
|
|
|
6457 xsmp_handle_interaction, client_data);
|
|
|
6458 else
|
|
|
6459 # endif
|
|
|
6460 {
|
|
|
6461 /* Can stop the cycle here */
|
|
|
6462 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6463 xsmp.save_yourself = False;
|
|
|
6464 }
|
|
|
6465 }
|
|
|
6466
|
|
|
6467
|
|
|
6468 /*
|
|
|
6469 * Callback to warn us of imminent death.
|
|
|
6470 */
|
|
|
6471 /*ARGSUSED*/
|
|
|
6472 static void
|
|
|
6473 xsmp_die(smc_conn, client_data)
|
|
|
6474 SmcConn smc_conn;
|
|
|
6475 SmPointer client_data;
|
|
|
6476 {
|
|
|
6477 xsmp_close();
|
|
|
6478
|
|
|
6479 /* quit quickly leaving swapfiles for modified buffers behind */
|
|
|
6480 getout_preserve_modified(0);
|
|
|
6481 }
|
|
|
6482
|
|
|
6483
|
|
|
6484 /*
|
|
|
6485 * Callback to tell us that save-yourself has completed.
|
|
|
6486 */
|
|
|
6487 /*ARGSUSED*/
|
|
|
6488 static void
|
|
|
6489 xsmp_save_complete(smc_conn, client_data)
|
|
|
6490 SmcConn smc_conn;
|
|
|
6491 SmPointer client_data;
|
|
|
6492 {
|
|
|
6493 xsmp.save_yourself = False;
|
|
|
6494 }
|
|
|
6495
|
|
|
6496
|
|
|
6497 /*
|
|
|
6498 * Callback to tell us that an instigated shutdown was cancelled
|
|
|
6499 * (maybe even by us)
|
|
|
6500 */
|
|
|
6501 /*ARGSUSED*/
|
|
|
6502 static void
|
|
|
6503 xsmp_shutdown_cancelled(smc_conn, client_data)
|
|
|
6504 SmcConn smc_conn;
|
|
|
6505 SmPointer client_data;
|
|
|
6506 {
|
|
|
6507 if (xsmp.save_yourself)
|
|
|
6508 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6509 xsmp.save_yourself = False;
|
|
|
6510 xsmp.shutdown = False;
|
|
|
6511 }
|
|
|
6512
|
|
|
6513
|
|
|
6514 /*
|
|
|
6515 * Callback to tell us that a new ICE connection has been established.
|
|
|
6516 */
|
|
|
6517 /*ARGSUSED*/
|
|
|
6518 static void
|
|
|
6519 xsmp_ice_connection(iceConn, clientData, opening, watchData)
|
|
|
6520 IceConn iceConn;
|
|
|
6521 IcePointer clientData;
|
|
|
6522 Bool opening;
|
|
|
6523 IcePointer *watchData;
|
|
|
6524 {
|
|
|
6525 /* Intercept creation of ICE connection fd */
|
|
|
6526 if (opening)
|
|
|
6527 {
|
|
|
6528 xsmp_icefd = IceConnectionNumber(iceConn);
|
|
|
6529 IceRemoveConnectionWatch(xsmp_ice_connection, NULL);
|
|
|
6530 }
|
|
|
6531 }
|
|
|
6532
|
|
|
6533
|
|
|
6534 /* Handle any ICE processing that's required; return FAIL if SM lost */
|
|
|
6535 int
|
|
|
6536 xsmp_handle_requests()
|
|
|
6537 {
|
|
|
6538 Bool rep;
|
|
|
6539
|
|
|
6540 if (IceProcessMessages(xsmp.iceconn, NULL, &rep)
|
|
|
6541 == IceProcessMessagesIOError)
|
|
|
6542 {
|
|
|
6543 /* Lost ICE */
|
|
|
6544 if (p_verbose > 0)
|
|
292
|
6545 verb_msg((char_u *)_("XSMP lost ICE connection"));
|
|
7
|
6546 xsmp_close();
|
|
|
6547 return FAIL;
|
|
|
6548 }
|
|
|
6549 else
|
|
|
6550 return OK;
|
|
|
6551 }
|
|
|
6552
|
|
|
6553 static int dummy;
|
|
|
6554
|
|
|
6555 /* Set up X Session Management Protocol */
|
|
|
6556 void
|
|
|
6557 xsmp_init(void)
|
|
|
6558 {
|
|
|
6559 char errorstring[80];
|
|
|
6560 char *clientid;
|
|
|
6561 SmcCallbacks smcallbacks;
|
|
|
6562 #if 0
|
|
|
6563 SmPropValue smname;
|
|
|
6564 SmProp smnameprop;
|
|
|
6565 SmProp *smprops[1];
|
|
|
6566 #endif
|
|
|
6567
|
|
|
6568 if (p_verbose > 0)
|
|
292
|
6569 verb_msg((char_u *)_("XSMP opening connection"));
|
|
7
|
6570
|
|
|
6571 xsmp.save_yourself = xsmp.shutdown = False;
|
|
|
6572
|
|
|
6573 /* Set up SM callbacks - must have all, even if they're not used */
|
|
|
6574 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself;
|
|
|
6575 smcallbacks.save_yourself.client_data = NULL;
|
|
|
6576 smcallbacks.die.callback = xsmp_die;
|
|
|
6577 smcallbacks.die.client_data = NULL;
|
|
|
6578 smcallbacks.save_complete.callback = xsmp_save_complete;
|
|
|
6579 smcallbacks.save_complete.client_data = NULL;
|
|
|
6580 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled;
|
|
|
6581 smcallbacks.shutdown_cancelled.client_data = NULL;
|
|
|
6582
|
|
|
6583 /* Set up a watch on ICE connection creations. The "dummy" argument is
|
|
|
6584 * apparently required for FreeBSD (we get a BUS error when using NULL). */
|
|
|
6585 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0)
|
|
|
6586 {
|
|
|
6587 if (p_verbose > 0)
|
|
292
|
6588 verb_msg((char_u *)_("XSMP ICE connection watch failed"));
|
|
7
|
6589 return;
|
|
|
6590 }
|
|
|
6591
|
|
|
6592 /* Create an SM connection */
|
|
|
6593 xsmp.smcconn = SmcOpenConnection(
|
|
|
6594 NULL,
|
|
|
6595 NULL,
|
|
|
6596 SmProtoMajor,
|
|
|
6597 SmProtoMinor,
|
|
|
6598 SmcSaveYourselfProcMask | SmcDieProcMask
|
|
|
6599 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask,
|
|
|
6600 &smcallbacks,
|
|
|
6601 NULL,
|
|
|
6602 &clientid,
|
|
|
6603 sizeof(errorstring),
|
|
|
6604 errorstring);
|
|
|
6605 if (xsmp.smcconn == NULL)
|
|
|
6606 {
|
|
|
6607 char errorreport[132];
|
|
273
|
6608
|
|
292
|
6609 if (p_verbose > 0)
|
|
|
6610 {
|
|
|
6611 vim_snprintf(errorreport, sizeof(errorreport),
|
|
273
|
6612 _("XSMP SmcOpenConnection failed: %s"), errorstring);
|
|
292
|
6613 verb_msg((char_u *)errorreport);
|
|
|
6614 }
|
|
7
|
6615 return;
|
|
|
6616 }
|
|
|
6617 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn);
|
|
|
6618
|
|
|
6619 #if 0
|
|
|
6620 /* ID ourselves */
|
|
|
6621 smname.value = "vim";
|
|
|
6622 smname.length = 3;
|
|
|
6623 smnameprop.name = "SmProgram";
|
|
|
6624 smnameprop.type = "SmARRAY8";
|
|
|
6625 smnameprop.num_vals = 1;
|
|
|
6626 smnameprop.vals = &smname;
|
|
|
6627
|
|
|
6628 smprops[0] = &smnameprop;
|
|
|
6629 SmcSetProperties(xsmp.smcconn, 1, smprops);
|
|
|
6630 #endif
|
|
|
6631 }
|
|
|
6632
|
|
|
6633
|
|
|
6634 /* Shut down XSMP comms. */
|
|
|
6635 void
|
|
|
6636 xsmp_close()
|
|
|
6637 {
|
|
|
6638 if (xsmp_icefd != -1)
|
|
|
6639 {
|
|
|
6640 SmcCloseConnection(xsmp.smcconn, 0, NULL);
|
|
|
6641 xsmp_icefd = -1;
|
|
|
6642 }
|
|
|
6643 }
|
|
|
6644 #endif /* USE_XSMP */
|
|
|
6645
|
|
|
6646
|
|
|
6647 #ifdef EBCDIC
|
|
|
6648 /* Translate character to its CTRL- value */
|
|
|
6649 char CtrlTable[] =
|
|
|
6650 {
|
|
|
6651 /* 00 - 5E */
|
|
|
6652 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6653 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6654 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6655 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6656 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6657 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6658 /* ^ */ 0x1E,
|
|
|
6659 /* - */ 0x1F,
|
|
|
6660 /* 61 - 6C */
|
|
|
6661 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6662 /* _ */ 0x1F,
|
|
|
6663 /* 6E - 80 */
|
|
|
6664 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6665 /* a */ 0x01,
|
|
|
6666 /* b */ 0x02,
|
|
|
6667 /* c */ 0x03,
|
|
|
6668 /* d */ 0x37,
|
|
|
6669 /* e */ 0x2D,
|
|
|
6670 /* f */ 0x2E,
|
|
|
6671 /* g */ 0x2F,
|
|
|
6672 /* h */ 0x16,
|
|
|
6673 /* i */ 0x05,
|
|
|
6674 /* 8A - 90 */
|
|
|
6675 0, 0, 0, 0, 0, 0, 0,
|
|
|
6676 /* j */ 0x15,
|
|
|
6677 /* k */ 0x0B,
|
|
|
6678 /* l */ 0x0C,
|
|
|
6679 /* m */ 0x0D,
|
|
|
6680 /* n */ 0x0E,
|
|
|
6681 /* o */ 0x0F,
|
|
|
6682 /* p */ 0x10,
|
|
|
6683 /* q */ 0x11,
|
|
|
6684 /* r */ 0x12,
|
|
|
6685 /* 9A - A1 */
|
|
|
6686 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6687 /* s */ 0x13,
|
|
|
6688 /* t */ 0x3C,
|
|
|
6689 /* u */ 0x3D,
|
|
|
6690 /* v */ 0x32,
|
|
|
6691 /* w */ 0x26,
|
|
|
6692 /* x */ 0x18,
|
|
|
6693 /* y */ 0x19,
|
|
|
6694 /* z */ 0x3F,
|
|
|
6695 /* AA - AC */
|
|
|
6696 0, 0, 0,
|
|
|
6697 /* [ */ 0x27,
|
|
|
6698 /* AE - BC */
|
|
|
6699 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6700 /* ] */ 0x1D,
|
|
|
6701 /* BE - C0 */ 0, 0, 0,
|
|
|
6702 /* A */ 0x01,
|
|
|
6703 /* B */ 0x02,
|
|
|
6704 /* C */ 0x03,
|
|
|
6705 /* D */ 0x37,
|
|
|
6706 /* E */ 0x2D,
|
|
|
6707 /* F */ 0x2E,
|
|
|
6708 /* G */ 0x2F,
|
|
|
6709 /* H */ 0x16,
|
|
|
6710 /* I */ 0x05,
|
|
|
6711 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0,
|
|
|
6712 /* J */ 0x15,
|
|
|
6713 /* K */ 0x0B,
|
|
|
6714 /* L */ 0x0C,
|
|
|
6715 /* M */ 0x0D,
|
|
|
6716 /* N */ 0x0E,
|
|
|
6717 /* O */ 0x0F,
|
|
|
6718 /* P */ 0x10,
|
|
|
6719 /* Q */ 0x11,
|
|
|
6720 /* R */ 0x12,
|
|
|
6721 /* DA - DF */ 0, 0, 0, 0, 0, 0,
|
|
|
6722 /* \ */ 0x1C,
|
|
|
6723 /* E1 */ 0,
|
|
|
6724 /* S */ 0x13,
|
|
|
6725 /* T */ 0x3C,
|
|
|
6726 /* U */ 0x3D,
|
|
|
6727 /* V */ 0x32,
|
|
|
6728 /* W */ 0x26,
|
|
|
6729 /* X */ 0x18,
|
|
|
6730 /* Y */ 0x19,
|
|
|
6731 /* Z */ 0x3F,
|
|
|
6732 /* EA - FF*/ 0, 0, 0, 0, 0, 0,
|
|
|
6733 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6734 };
|
|
|
6735
|
|
|
6736 char MetaCharTable[]=
|
|
|
6737 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
|
6738 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0,
|
|
|
6739 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0,
|
|
|
6740 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0,
|
|
|
6741 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0
|
|
|
6742 };
|
|
|
6743
|
|
|
6744
|
|
|
6745 /* TODO: Use characters NOT numbers!!! */
|
|
|
6746 char CtrlCharTable[]=
|
|
|
6747 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
|
6748 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214,
|
|
|
6749 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109,
|
|
|
6750 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199,
|
|
|
6751 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233,
|
|
|
6752 };
|
|
|
6753
|
|
|
6754
|
|
|
6755 #endif
|
