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