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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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28 #ifndef __APPLE__
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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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51 #undef select
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52 #ifdef __BEOS__
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53 # define select beos_select
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54 #endif
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55
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56 #if defined(HAVE_SELECT)
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57 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *));
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58 #endif
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59
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60 #ifdef FEAT_MOUSE_GPM
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61 # include <gpm.h>
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62 /* <linux/keyboard.h> contains defines conflicting with "keymap.h",
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63 * I just copied relevant defines here. A cleaner solution would be to put gpm
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64 * code into separate file and include there linux/keyboard.h
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65 */
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66 /* #include <linux/keyboard.h> */
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67 # define KG_SHIFT 0
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68 # define KG_CTRL 2
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69 # define KG_ALT 3
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70 # define KG_ALTGR 1
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71 # define KG_SHIFTL 4
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72 # define KG_SHIFTR 5
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73 # define KG_CTRLL 6
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74 # define KG_CTRLR 7
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75 # define KG_CAPSSHIFT 8
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76
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77 static void gpm_close __ARGS((void));
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78 static int gpm_open __ARGS((void));
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79 static int mch_gpm_process __ARGS((void));
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80 #endif
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81
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82 /*
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83 * end of autoconf section. To be extended...
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84 */
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85
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86 /* Are the following #ifdefs still required? And why? Is that for X11? */
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87
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88 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO)
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89 # ifdef SIGWINCH
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90 # undef SIGWINCH
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91 # endif
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92 # ifdef TIOCGWINSZ
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93 # undef TIOCGWINSZ
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94 # endif
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95 #endif
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96
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97 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */
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98 # define SIGWINCH SIGWINDOW
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99 #endif
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100
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101 #ifdef FEAT_X11
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102 # include <X11/Xlib.h>
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103 # include <X11/Xutil.h>
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104 # include <X11/Xatom.h>
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105 # ifdef FEAT_XCLIPBOARD
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106 # include <X11/Intrinsic.h>
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107 # include <X11/Shell.h>
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108 # include <X11/StringDefs.h>
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109 static Widget xterm_Shell = (Widget)0;
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110 static void xterm_update __ARGS((void));
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111 # endif
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112
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113 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)
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114 Window x11_window = 0;
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115 # endif
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116 Display *x11_display = NULL;
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117
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118 # ifdef FEAT_TITLE
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119 static int get_x11_windis __ARGS((void));
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120 static void set_x11_title __ARGS((char_u *));
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121 static void set_x11_icon __ARGS((char_u *));
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122 # endif
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123 #endif
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124
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125 #ifdef FEAT_TITLE
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126 static int get_x11_title __ARGS((int));
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127 static int get_x11_icon __ARGS((int));
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128
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129 static char_u *oldtitle = NULL;
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130 static int did_set_title = FALSE;
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131 static char_u *oldicon = NULL;
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132 static int did_set_icon = FALSE;
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133 #endif
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134
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135 static void may_core_dump __ARGS((void));
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136
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137 static int WaitForChar __ARGS((long));
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138 #if defined(__BEOS__)
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139 int RealWaitForChar __ARGS((int, long, int *));
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140 #else
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141 static int RealWaitForChar __ARGS((int, long, int *));
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142 #endif
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143
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144 #ifdef FEAT_XCLIPBOARD
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145 static int do_xterm_trace __ARGS((void));
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146 #define XT_TRACE_DELAY 50 /* delay for xterm tracing */
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147 #endif
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148
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149 static void handle_resize __ARGS((void));
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150
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151 #if defined(SIGWINCH)
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152 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG);
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153 #endif
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154 #if defined(SIGINT)
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155 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG);
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156 #endif
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157 #if defined(SIGPWR)
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158 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG);
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159 #endif
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160 #if defined(SIGALRM) && defined(FEAT_X11) \
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161 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK)
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162 # define SET_SIG_ALARM
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163 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG);
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164 static int sig_alarm_called;
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165 #endif
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166 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG);
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167
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167
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168 static void catch_int_signal __ARGS((void));
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7
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169 static void set_signals __ARGS((void));
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170 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)()));
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171 #ifndef __EMX__
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172 static int have_wildcard __ARGS((int, char_u **));
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173 static int have_dollars __ARGS((int, char_u **));
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174 #endif
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175
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176 #ifndef NO_EXPANDPATH
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177 static int pstrcmp __ARGS((const void *, const void *));
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178 static int unix_expandpath __ARGS((garray_T *gap, char_u *path, int wildoff, int flags));
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167
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179 # if defined(MACOS_X) && defined(FEAT_MBYTE)
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180 extern char_u *mac_precompose_path __ARGS((char_u *decompPath, size_t decompLen, size_t *precompLen));
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181 # endif
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182 #endif
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183
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184 #if defined(MACOS_X) && defined(FEAT_MBYTE)
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185 extern void mac_conv_init __ARGS((void));
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186 extern void mac_conv_cleanup __ARGS((void));
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7
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187 #endif
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188
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189 #ifndef __EMX__
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190 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file));
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191 #endif
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192
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193 #ifndef SIG_ERR
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194 # define SIG_ERR ((RETSIGTYPE (*)())-1)
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195 #endif
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196
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197 static int do_resize = FALSE;
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198 #ifndef __EMX__
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199 static char_u *extra_shell_arg = NULL;
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200 static int show_shell_mess = TRUE;
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201 #endif
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202 static int deadly_signal = 0; /* The signal we caught */
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203
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204 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */
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205
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206 #ifdef USE_XSMP
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207 typedef struct
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208 {
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209 SmcConn smcconn; /* The SM connection ID */
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210 IceConn iceconn; /* The ICE connection ID */
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211 Bool save_yourself; /* If we're in the middle of a save_yourself */
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212 Bool shutdown; /* If we're in shutdown mode */
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213 } xsmp_config_T;
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214
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215 static xsmp_config_T xsmp;
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216 #endif
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217
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218 #ifdef SYS_SIGLIST_DECLARED
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219 /*
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220 * I have seen
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221 * extern char *_sys_siglist[NSIG];
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222 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings
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223 * that describe the signals. That is nearly what we want here. But
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224 * autoconf does only check for sys_siglist (without the underscore), I
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225 * do not want to change everything today.... jw.
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226 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in
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227 */
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228 #endif
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229
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230 static struct signalinfo
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231 {
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232 int sig; /* Signal number, eg. SIGSEGV etc */
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233 char *name; /* Signal name (not char_u!). */
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234 char deadly; /* Catch as a deadly signal? */
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235 } signal_info[] =
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236 {
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237 #ifdef SIGHUP
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238 {SIGHUP, "HUP", TRUE},
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239 #endif
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240 #ifdef SIGQUIT
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241 {SIGQUIT, "QUIT", TRUE},
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242 #endif
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243 #ifdef SIGILL
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244 {SIGILL, "ILL", TRUE},
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245 #endif
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246 #ifdef SIGTRAP
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247 {SIGTRAP, "TRAP", TRUE},
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248 #endif
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249 #ifdef SIGABRT
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250 {SIGABRT, "ABRT", TRUE},
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251 #endif
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252 #ifdef SIGEMT
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253 {SIGEMT, "EMT", TRUE},
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254 #endif
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255 #ifdef SIGFPE
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256 {SIGFPE, "FPE", TRUE},
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257 #endif
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258 #ifdef SIGBUS
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259 {SIGBUS, "BUS", TRUE},
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260 #endif
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261 #ifdef SIGSEGV
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262 {SIGSEGV, "SEGV", TRUE},
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263 #endif
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264 #ifdef SIGSYS
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265 {SIGSYS, "SYS", TRUE},
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266 #endif
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267 #ifdef SIGALRM
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268 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */
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269 #endif
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270 #ifdef SIGTERM
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271 {SIGTERM, "TERM", TRUE},
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272 #endif
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273 #ifdef SIGVTALRM
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274 {SIGVTALRM, "VTALRM", TRUE},
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275 #endif
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14
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276 #if defined(SIGPROF) && !defined(FEAT_MZSCHEME)
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277 /* MzScheme uses SIGPROF for its own needs */
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7
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278 {SIGPROF, "PROF", TRUE},
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279 #endif
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280 #ifdef SIGXCPU
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281 {SIGXCPU, "XCPU", TRUE},
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282 #endif
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283 #ifdef SIGXFSZ
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284 {SIGXFSZ, "XFSZ", TRUE},
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285 #endif
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286 #ifdef SIGUSR1
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287 {SIGUSR1, "USR1", TRUE},
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288 #endif
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289 #ifdef SIGUSR2
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290 {SIGUSR2, "USR2", TRUE},
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291 #endif
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292 #ifdef SIGINT
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293 {SIGINT, "INT", FALSE},
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294 #endif
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295 #ifdef SIGWINCH
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296 {SIGWINCH, "WINCH", FALSE},
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297 #endif
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298 #ifdef SIGTSTP
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299 {SIGTSTP, "TSTP", FALSE},
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300 #endif
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301 #ifdef SIGPIPE
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302 {SIGPIPE, "PIPE", FALSE},
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303 #endif
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304 {-1, "Unknown!", FALSE}
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305 };
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306
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307 void
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308 mch_write(s, len)
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309 char_u *s;
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310 int len;
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311 {
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312 write(1, (char *)s, len);
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313 if (p_wd) /* Unix is too fast, slow down a bit more */
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314 RealWaitForChar(read_cmd_fd, p_wd, NULL);
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315 }
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316
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317 /*
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318 * mch_inchar(): low level input funcion.
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319 * Get a characters from the keyboard.
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320 * Return the number of characters that are available.
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321 * If wtime == 0 do not wait for characters.
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322 * If wtime == n wait a short time for characters.
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323 * If wtime == -1 wait forever for characters.
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324 */
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325 int
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326 mch_inchar(buf, maxlen, wtime, tb_change_cnt)
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327 char_u *buf;
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328 int maxlen;
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329 long wtime; /* don't use "time", MIPS cannot handle it */
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330 int tb_change_cnt;
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331 {
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332 int len;
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333 #ifdef FEAT_AUTOCMD
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334 static int once_already = 0;
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335 #endif
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336
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337 /* Check if window changed size while we were busy, perhaps the ":set
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338 * columns=99" command was used. */
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339 while (do_resize)
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340 handle_resize();
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341
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342 if (wtime >= 0)
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343 {
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344 while (WaitForChar(wtime) == 0) /* no character available */
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345 {
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346 if (!do_resize) /* return if not interrupted by resize */
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347 {
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348 #ifdef FEAT_AUTOCMD
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349 once_already = 0;
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350 #endif
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351 return 0;
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352 }
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353 handle_resize();
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354 }
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355 }
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356 else /* wtime == -1 */
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357 {
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358 #ifdef FEAT_AUTOCMD
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359 if (once_already == 2)
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360 updatescript(0);
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361 else if (once_already == 1)
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362 {
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363 setcursor();
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364 once_already = 2;
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365 return 0;
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366 }
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367 else
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368 #endif
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369 /*
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370 * If there is no character available within 'updatetime' seconds
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371 * flush all the swap files to disk
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372 * Also done when interrupted by SIGWINCH.
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373 */
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374 if (WaitForChar(p_ut) == 0)
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375 {
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376 #ifdef FEAT_AUTOCMD
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377 if (has_cursorhold() && get_real_state() == NORMAL_BUSY)
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378 {
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379 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf);
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380 update_screen(VALID);
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381 once_already = 1;
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382 return 0;
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383 }
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384 else
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385 #endif
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386 updatescript(0);
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387 }
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388 }
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389
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390 for (;;) /* repeat until we got a character */
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391 {
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392 while (do_resize) /* window changed size */
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393 handle_resize();
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394 /*
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395 * we want to be interrupted by the winch signal
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396 */
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397 WaitForChar(-1L);
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398 if (do_resize) /* interrupted by SIGWINCH signal */
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399 continue;
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400
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401 /* If input was put directly in typeahead buffer bail out here. */
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402 if (typebuf_changed(tb_change_cnt))
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403 return 0;
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404
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405 /*
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406 * For some terminals we only get one character at a time.
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407 * We want the get all available characters, so we could keep on
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408 * trying until none is available
|
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409 * For some other terminals this is quite slow, that's why we don't do
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410 * it.
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411 */
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412 len = read_from_input_buf(buf, (long)maxlen);
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413 if (len > 0)
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414 {
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415 #ifdef OS2
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416 int i;
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417
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418 for (i = 0; i < len; i++)
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419 if (buf[i] == 0)
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420 buf[i] = K_NUL;
|
|
|
421 #endif
|
|
|
422 #ifdef FEAT_AUTOCMD
|
|
|
423 once_already = 0;
|
|
|
424 #endif
|
|
|
425 return len;
|
|
|
426 }
|
|
|
427 }
|
|
|
428 }
|
|
|
429
|
|
|
430 static void
|
|
|
431 handle_resize()
|
|
|
432 {
|
|
|
433 do_resize = FALSE;
|
|
|
434 shell_resized();
|
|
|
435 }
|
|
|
436
|
|
|
437 /*
|
|
|
438 * return non-zero if a character is available
|
|
|
439 */
|
|
|
440 int
|
|
|
441 mch_char_avail()
|
|
|
442 {
|
|
|
443 return WaitForChar(0L);
|
|
|
444 }
|
|
|
445
|
|
|
446 #if defined(HAVE_TOTAL_MEM) || defined(PROTO)
|
|
|
447 # ifdef HAVE_SYS_RESOURCE_H
|
|
|
448 # include <sys/resource.h>
|
|
|
449 # endif
|
|
|
450 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL)
|
|
|
451 # include <sys/sysctl.h>
|
|
|
452 # endif
|
|
|
453 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
|
454 # include <sys/sysinfo.h>
|
|
|
455 # endif
|
|
|
456
|
|
|
457 /*
|
|
|
458 * Return total amount of memory available. Doesn't change when memory has
|
|
|
459 * been allocated.
|
|
|
460 */
|
|
|
461 /* ARGSUSED */
|
|
|
462 long_u
|
|
|
463 mch_total_mem(special)
|
|
|
464 int special;
|
|
|
465 {
|
|
|
466 # ifdef __EMX__
|
|
|
467 return ulimit(3, 0L); /* always 32MB? */
|
|
|
468 # else
|
|
|
469 long_u mem = 0;
|
|
|
470
|
|
|
471 # ifdef HAVE_SYSCTL
|
|
|
472 int mib[2], physmem;
|
|
|
473 size_t len;
|
|
|
474
|
|
|
475 /* BSD way of getting the amount of RAM available. */
|
|
|
476 mib[0] = CTL_HW;
|
|
|
477 mib[1] = HW_USERMEM;
|
|
|
478 len = sizeof(physmem);
|
|
|
479 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0)
|
|
|
480 mem = (long_u)physmem;
|
|
|
481 # endif
|
|
|
482
|
|
|
483 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
|
484 if (mem == 0)
|
|
|
485 {
|
|
|
486 struct sysinfo sinfo;
|
|
|
487
|
|
|
488 /* Linux way of getting amount of RAM available */
|
|
|
489 if (sysinfo(&sinfo) == 0)
|
|
|
490 mem = sinfo.totalram;
|
|
|
491 }
|
|
|
492 # endif
|
|
|
493
|
|
|
494 # ifdef HAVE_SYSCONF
|
|
|
495 if (mem == 0)
|
|
|
496 {
|
|
|
497 long pagesize, pagecount;
|
|
|
498
|
|
|
499 /* Solaris way of getting amount of RAM available */
|
|
|
500 pagesize = sysconf(_SC_PAGESIZE);
|
|
|
501 pagecount = sysconf(_SC_PHYS_PAGES);
|
|
|
502 if (pagesize > 0 && pagecount > 0)
|
|
|
503 mem = (long_u)pagesize * pagecount;
|
|
|
504 }
|
|
|
505 # endif
|
|
|
506
|
|
|
507 /* Return the minimum of the physical memory and the user limit, because
|
|
|
508 * using more than the user limit may cause Vim to be terminated. */
|
|
|
509 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)
|
|
|
510 {
|
|
|
511 struct rlimit rlp;
|
|
|
512
|
|
|
513 if (getrlimit(RLIMIT_DATA, &rlp) == 0
|
|
|
514 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
|
515 # ifdef RLIM_INFINITY
|
|
|
516 && rlp.rlim_cur != RLIM_INFINITY
|
|
|
517 # endif
|
|
|
518 && (long_u)rlp.rlim_cur < mem
|
|
|
519 )
|
|
|
520 return (long_u)rlp.rlim_cur;
|
|
|
521 }
|
|
|
522 # endif
|
|
|
523
|
|
|
524 if (mem > 0)
|
|
|
525 return mem;
|
|
|
526 return (long_u)0x7fffffff;
|
|
|
527 # endif
|
|
|
528 }
|
|
|
529 #endif
|
|
|
530
|
|
|
531 void
|
|
|
532 mch_delay(msec, ignoreinput)
|
|
|
533 long msec;
|
|
|
534 int ignoreinput;
|
|
|
535 {
|
|
|
536 int old_tmode;
|
|
14
|
537 #ifdef FEAT_MZSCHEME
|
|
|
538 long total = msec; /* remember original value */
|
|
|
539 #endif
|
|
7
|
540
|
|
|
541 if (ignoreinput)
|
|
|
542 {
|
|
|
543 /* Go to cooked mode without echo, to allow SIGINT interrupting us
|
|
|
544 * here */
|
|
|
545 old_tmode = curr_tmode;
|
|
|
546 if (curr_tmode == TMODE_RAW)
|
|
|
547 settmode(TMODE_SLEEP);
|
|
|
548
|
|
|
549 /*
|
|
|
550 * Everybody sleeps in a different way...
|
|
|
551 * Prefer nanosleep(), some versions of usleep() can only sleep up to
|
|
|
552 * one second.
|
|
|
553 */
|
|
14
|
554 #ifdef FEAT_MZSCHEME
|
|
|
555 do
|
|
|
556 {
|
|
|
557 /* if total is large enough, wait by portions in p_mzq */
|
|
|
558 if (total > p_mzq)
|
|
|
559 msec = p_mzq;
|
|
|
560 else
|
|
|
561 msec = total;
|
|
|
562 total -= msec;
|
|
|
563 #endif
|
|
7
|
564 #ifdef HAVE_NANOSLEEP
|
|
|
565 {
|
|
|
566 struct timespec ts;
|
|
|
567
|
|
|
568 ts.tv_sec = msec / 1000;
|
|
|
569 ts.tv_nsec = (msec % 1000) * 1000000;
|
|
|
570 (void)nanosleep(&ts, NULL);
|
|
|
571 }
|
|
|
572 #else
|
|
|
573 # ifdef HAVE_USLEEP
|
|
|
574 while (msec >= 1000)
|
|
|
575 {
|
|
|
576 usleep((unsigned int)(999 * 1000));
|
|
|
577 msec -= 999;
|
|
|
578 }
|
|
|
579 usleep((unsigned int)(msec * 1000));
|
|
|
580 # else
|
|
|
581 # ifndef HAVE_SELECT
|
|
|
582 poll(NULL, 0, (int)msec);
|
|
|
583 # else
|
|
|
584 # ifdef __EMX__
|
|
|
585 _sleep2(msec);
|
|
|
586 # else
|
|
|
587 {
|
|
|
588 struct timeval tv;
|
|
|
589
|
|
|
590 tv.tv_sec = msec / 1000;
|
|
|
591 tv.tv_usec = (msec % 1000) * 1000;
|
|
|
592 /*
|
|
|
593 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get
|
|
|
594 * a patch from Sun to fix this. Reported by Gunnar Pedersen.
|
|
|
595 */
|
|
|
596 select(0, NULL, NULL, NULL, &tv);
|
|
|
597 }
|
|
|
598 # endif /* __EMX__ */
|
|
|
599 # endif /* HAVE_SELECT */
|
|
|
600 # endif /* HAVE_NANOSLEEP */
|
|
|
601 #endif /* HAVE_USLEEP */
|
|
14
|
602 #ifdef FEAT_MZSCHEME
|
|
|
603 }
|
|
|
604 while (total > 0);
|
|
|
605 #endif
|
|
7
|
606
|
|
|
607 settmode(old_tmode);
|
|
|
608 }
|
|
|
609 else
|
|
|
610 WaitForChar(msec);
|
|
|
611 }
|
|
|
612
|
|
180
|
613 #if 0 /* disabled, no longer needed now that regmatch() is not recursive */
|
|
|
614 # if defined(HAVE_GETRLIMIT)
|
|
|
615 # define HAVE_STACK_LIMIT
|
|
|
616 # endif
|
|
|
617 #endif
|
|
|
618
|
|
|
619 #if defined(HAVE_STACK_LIMIT) \
|
|
7
|
620 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK))
|
|
|
621 # define HAVE_CHECK_STACK_GROWTH
|
|
|
622 /*
|
|
|
623 * Support for checking for an almost-out-of-stack-space situation.
|
|
|
624 */
|
|
|
625
|
|
|
626 /*
|
|
|
627 * Return a pointer to an item on the stack. Used to find out if the stack
|
|
|
628 * grows up or down.
|
|
|
629 */
|
|
|
630 static void check_stack_growth __ARGS((char *p));
|
|
|
631 static int stack_grows_downwards;
|
|
|
632
|
|
|
633 /*
|
|
|
634 * Find out if the stack grows upwards or downwards.
|
|
|
635 * "p" points to a variable on the stack of the caller.
|
|
|
636 */
|
|
|
637 static void
|
|
|
638 check_stack_growth(p)
|
|
|
639 char *p;
|
|
|
640 {
|
|
|
641 int i;
|
|
|
642
|
|
|
643 stack_grows_downwards = (p > (char *)&i);
|
|
|
644 }
|
|
|
645 #endif
|
|
|
646
|
|
180
|
647 #if defined(HAVE_STACK_LIMIT) || defined(PROTO)
|
|
7
|
648 static char *stack_limit = NULL;
|
|
|
649
|
|
|
650 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
|
651 # include <pthread.h>
|
|
|
652 # include <pthread_np.h>
|
|
|
653 #endif
|
|
|
654
|
|
|
655 /*
|
|
|
656 * Find out until how var the stack can grow without getting into trouble.
|
|
|
657 * Called when starting up and when switching to the signal stack in
|
|
|
658 * deathtrap().
|
|
|
659 */
|
|
|
660 static void
|
|
|
661 get_stack_limit()
|
|
|
662 {
|
|
|
663 struct rlimit rlp;
|
|
|
664 int i;
|
|
|
665 long lim;
|
|
|
666
|
|
|
667 /* Set the stack limit to 15/16 of the allowable size. Skip this when the
|
|
|
668 * limit doesn't fit in a long (rlim_cur might be "long long"). */
|
|
|
669 if (getrlimit(RLIMIT_STACK, &rlp) == 0
|
|
|
670 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
|
671 # ifdef RLIM_INFINITY
|
|
|
672 && rlp.rlim_cur != RLIM_INFINITY
|
|
|
673 # endif
|
|
|
674 )
|
|
|
675 {
|
|
|
676 lim = (long)rlp.rlim_cur;
|
|
|
677 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
|
678 {
|
|
|
679 pthread_attr_t attr;
|
|
|
680 size_t size;
|
|
|
681
|
|
|
682 /* On FreeBSD the initial thread always has a fixed stack size, no
|
|
|
683 * matter what the limits are set to. Normally it's 1 Mbyte. */
|
|
|
684 pthread_attr_init(&attr);
|
|
|
685 if (pthread_attr_get_np(pthread_self(), &attr) == 0)
|
|
|
686 {
|
|
|
687 pthread_attr_getstacksize(&attr, &size);
|
|
|
688 if (lim > (long)size)
|
|
|
689 lim = (long)size;
|
|
|
690 }
|
|
|
691 pthread_attr_destroy(&attr);
|
|
|
692 }
|
|
|
693 #endif
|
|
|
694 if (stack_grows_downwards)
|
|
|
695 {
|
|
|
696 stack_limit = (char *)((long)&i - (lim / 16L * 15L));
|
|
|
697 if (stack_limit >= (char *)&i)
|
|
|
698 /* overflow, set to 1/16 of current stack position */
|
|
|
699 stack_limit = (char *)((long)&i / 16L);
|
|
|
700 }
|
|
|
701 else
|
|
|
702 {
|
|
|
703 stack_limit = (char *)((long)&i + (lim / 16L * 15L));
|
|
|
704 if (stack_limit <= (char *)&i)
|
|
|
705 stack_limit = NULL; /* overflow */
|
|
|
706 }
|
|
|
707 }
|
|
|
708 }
|
|
|
709
|
|
|
710 /*
|
|
|
711 * Return FAIL when running out of stack space.
|
|
|
712 * "p" must point to any variable local to the caller that's on the stack.
|
|
|
713 */
|
|
|
714 int
|
|
|
715 mch_stackcheck(p)
|
|
|
716 char *p;
|
|
|
717 {
|
|
|
718 if (stack_limit != NULL)
|
|
|
719 {
|
|
|
720 if (stack_grows_downwards)
|
|
|
721 {
|
|
|
722 if (p < stack_limit)
|
|
|
723 return FAIL;
|
|
|
724 }
|
|
|
725 else if (p > stack_limit)
|
|
|
726 return FAIL;
|
|
|
727 }
|
|
|
728 return OK;
|
|
|
729 }
|
|
|
730 #endif
|
|
|
731
|
|
|
732 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
733 /*
|
|
|
734 * Support for using the signal stack.
|
|
|
735 * This helps when we run out of stack space, which causes a SIGSEGV. The
|
|
|
736 * signal handler then must run on another stack, since the normal stack is
|
|
|
737 * completely full.
|
|
|
738 */
|
|
|
739
|
|
|
740 #ifndef SIGSTKSZ
|
|
|
741 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */
|
|
|
742 #endif
|
|
|
743
|
|
|
744 # ifdef HAVE_SIGALTSTACK
|
|
|
745 static stack_t sigstk; /* for sigaltstack() */
|
|
|
746 # else
|
|
|
747 static struct sigstack sigstk; /* for sigstack() */
|
|
|
748 # endif
|
|
|
749
|
|
|
750 static void init_signal_stack __ARGS((void));
|
|
|
751 static char *signal_stack;
|
|
|
752
|
|
|
753 static void
|
|
|
754 init_signal_stack()
|
|
|
755 {
|
|
|
756 if (signal_stack != NULL)
|
|
|
757 {
|
|
|
758 # ifdef HAVE_SIGALTSTACK
|
|
|
759 # ifdef __APPLE__
|
|
|
760 /* missing prototype. Adding it to osdef?.h.in doesn't work, because
|
|
|
761 * "struct sigaltstack" needs to be declared. */
|
|
|
762 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss));
|
|
|
763 # endif
|
|
|
764
|
|
|
765 # ifdef HAVE_SS_BASE
|
|
|
766 sigstk.ss_base = signal_stack;
|
|
|
767 # else
|
|
|
768 sigstk.ss_sp = signal_stack;
|
|
|
769 # endif
|
|
|
770 sigstk.ss_size = SIGSTKSZ;
|
|
|
771 sigstk.ss_flags = 0;
|
|
|
772 (void)sigaltstack(&sigstk, NULL);
|
|
|
773 # else
|
|
|
774 sigstk.ss_sp = signal_stack;
|
|
|
775 if (stack_grows_downwards)
|
|
|
776 sigstk.ss_sp += SIGSTKSZ - 1;
|
|
|
777 sigstk.ss_onstack = 0;
|
|
|
778 (void)sigstack(&sigstk, NULL);
|
|
|
779 # endif
|
|
|
780 }
|
|
|
781 }
|
|
|
782 #endif
|
|
|
783
|
|
|
784 /*
|
|
|
785 * We need correct potatotypes for a signal function, otherwise mean compilers
|
|
|
786 * will barf when the second argument to signal() is ``wrong''.
|
|
|
787 * Let me try it with a few tricky defines from my own osdef.h (jw).
|
|
|
788 */
|
|
|
789 #if defined(SIGWINCH)
|
|
|
790 /* ARGSUSED */
|
|
|
791 static RETSIGTYPE
|
|
|
792 sig_winch SIGDEFARG(sigarg)
|
|
|
793 {
|
|
|
794 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
795 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
|
796 do_resize = TRUE;
|
|
|
797 SIGRETURN;
|
|
|
798 }
|
|
|
799 #endif
|
|
|
800
|
|
|
801 #if defined(SIGINT)
|
|
|
802 /* ARGSUSED */
|
|
|
803 static RETSIGTYPE
|
|
|
804 catch_sigint SIGDEFARG(sigarg)
|
|
|
805 {
|
|
|
806 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
807 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
|
808 got_int = TRUE;
|
|
|
809 SIGRETURN;
|
|
|
810 }
|
|
|
811 #endif
|
|
|
812
|
|
|
813 #if defined(SIGPWR)
|
|
|
814 /* ARGSUSED */
|
|
|
815 static RETSIGTYPE
|
|
|
816 catch_sigpwr SIGDEFARG(sigarg)
|
|
|
817 {
|
|
37
|
818 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
819 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
|
7
|
820 /*
|
|
|
821 * I'm not sure we get the SIGPWR signal when the system is really going
|
|
|
822 * down or when the batteries are almost empty. Just preserve the swap
|
|
|
823 * files and don't exit, that can't do any harm.
|
|
|
824 */
|
|
|
825 ml_sync_all(FALSE, FALSE);
|
|
|
826 SIGRETURN;
|
|
|
827 }
|
|
|
828 #endif
|
|
|
829
|
|
|
830 #ifdef SET_SIG_ALARM
|
|
|
831 /*
|
|
|
832 * signal function for alarm().
|
|
|
833 */
|
|
|
834 /* ARGSUSED */
|
|
|
835 static RETSIGTYPE
|
|
|
836 sig_alarm SIGDEFARG(sigarg)
|
|
|
837 {
|
|
|
838 /* doesn't do anything, just to break a system call */
|
|
|
839 sig_alarm_called = TRUE;
|
|
|
840 SIGRETURN;
|
|
|
841 }
|
|
|
842 #endif
|
|
|
843
|
|
188
|
844 #if (defined(HAVE_SETJMP_H) \
|
|
|
845 && ((defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) \
|
|
|
846 || defined(FEAT_LIBCALL))) \
|
|
|
847 || defined(PROTO)
|
|
7
|
848 /*
|
|
|
849 * A simplistic version of setjmp() that only allows one level of using.
|
|
|
850 * Don't call twice before calling mch_endjmp()!.
|
|
|
851 * Usage:
|
|
|
852 * mch_startjmp();
|
|
|
853 * if (SETJMP(lc_jump_env) != 0)
|
|
|
854 * {
|
|
|
855 * mch_didjmp();
|
|
|
856 * EMSG("crash!");
|
|
|
857 * }
|
|
|
858 * else
|
|
|
859 * {
|
|
|
860 * do_the_work;
|
|
|
861 * mch_endjmp();
|
|
|
862 * }
|
|
|
863 * Note: Can't move SETJMP() here, because a function calling setjmp() must
|
|
|
864 * not return before the saved environment is used.
|
|
|
865 * Returns OK for normal return, FAIL when the protected code caused a
|
|
|
866 * problem and LONGJMP() was used.
|
|
|
867 */
|
|
|
868 void
|
|
|
869 mch_startjmp()
|
|
|
870 {
|
|
|
871 #ifdef SIGHASARG
|
|
|
872 lc_signal = 0;
|
|
|
873 #endif
|
|
|
874 lc_active = TRUE;
|
|
|
875 }
|
|
|
876
|
|
|
877 void
|
|
|
878 mch_endjmp()
|
|
|
879 {
|
|
|
880 lc_active = FALSE;
|
|
|
881 }
|
|
|
882
|
|
|
883 void
|
|
|
884 mch_didjmp()
|
|
|
885 {
|
|
|
886 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
887 /* On FreeBSD the signal stack has to be reset after using siglongjmp(),
|
|
|
888 * otherwise catching the signal only works once. */
|
|
|
889 init_signal_stack();
|
|
|
890 # endif
|
|
|
891 }
|
|
|
892 #endif
|
|
|
893
|
|
|
894 /*
|
|
|
895 * This function handles deadly signals.
|
|
|
896 * It tries to preserve any swap file and exit properly.
|
|
|
897 * (partly from Elvis).
|
|
|
898 */
|
|
|
899 static RETSIGTYPE
|
|
|
900 deathtrap SIGDEFARG(sigarg)
|
|
|
901 {
|
|
|
902 static int entered = 0; /* count the number of times we got here.
|
|
|
903 Note: when memory has been corrupted
|
|
|
904 this may get an arbitrary value! */
|
|
|
905 #ifdef SIGHASARG
|
|
|
906 int i;
|
|
|
907 #endif
|
|
|
908
|
|
|
909 #if defined(HAVE_SETJMP_H)
|
|
|
910 /*
|
|
|
911 * Catch a crash in protected code.
|
|
|
912 * Restores the environment saved in lc_jump_env, which looks like
|
|
|
913 * SETJMP() returns 1.
|
|
|
914 */
|
|
|
915 if (lc_active)
|
|
|
916 {
|
|
|
917 # if defined(SIGHASARG)
|
|
|
918 lc_signal = sigarg;
|
|
|
919 # endif
|
|
|
920 lc_active = FALSE; /* don't jump again */
|
|
|
921 LONGJMP(lc_jump_env, 1);
|
|
|
922 /* NOTREACHED */
|
|
|
923 }
|
|
|
924 #endif
|
|
|
925
|
|
36
|
926 #ifdef SIGHASARG
|
|
37
|
927 /* When SIGHUP, SIGQUIT, etc. are blocked: postpone the effect and return
|
|
|
928 * here. This avoids that a non-reentrant function is interrupted, e.g.,
|
|
|
929 * free(). Calling free() again may then cause a crash. */
|
|
|
930 if (entered == 0
|
|
|
931 && (0
|
|
|
932 # ifdef SIGHUP
|
|
|
933 || sigarg == SIGHUP
|
|
|
934 # endif
|
|
|
935 # ifdef SIGQUIT
|
|
|
936 || sigarg == SIGQUIT
|
|
|
937 # endif
|
|
|
938 # ifdef SIGTERM
|
|
|
939 || sigarg == SIGTERM
|
|
|
940 # endif
|
|
|
941 # ifdef SIGPWR
|
|
|
942 || sigarg == SIGPWR
|
|
|
943 # endif
|
|
|
944 # ifdef SIGUSR1
|
|
|
945 || sigarg == SIGUSR1
|
|
|
946 # endif
|
|
|
947 # ifdef SIGUSR2
|
|
|
948 || sigarg == SIGUSR2
|
|
|
949 # endif
|
|
|
950 )
|
|
|
951 && !handle_signal(sigarg))
|
|
36
|
952 SIGRETURN;
|
|
|
953 #endif
|
|
|
954
|
|
7
|
955 /* Remember how often we have been called. */
|
|
|
956 ++entered;
|
|
|
957
|
|
|
958 #ifdef FEAT_EVAL
|
|
|
959 /* Set the v:dying variable. */
|
|
|
960 set_vim_var_nr(VV_DYING, (long)entered);
|
|
|
961 #endif
|
|
|
962
|
|
180
|
963 #ifdef HAVE_STACK_LIMIT
|
|
7
|
964 /* Since we are now using the signal stack, need to reset the stack
|
|
|
965 * limit. Otherwise using a regexp will fail. */
|
|
|
966 get_stack_limit();
|
|
|
967 #endif
|
|
|
968
|
|
|
969 #ifdef SIGHASARG
|
|
|
970 /* try to find the name of this signal */
|
|
|
971 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
972 if (sigarg == signal_info[i].sig)
|
|
|
973 break;
|
|
|
974 deadly_signal = sigarg;
|
|
|
975 #endif
|
|
|
976
|
|
|
977 full_screen = FALSE; /* don't write message to the GUI, it might be
|
|
|
978 * part of the problem... */
|
|
|
979 /*
|
|
|
980 * If something goes wrong after entering here, we may get here again.
|
|
|
981 * When this happens, give a message and try to exit nicely (resetting the
|
|
|
982 * terminal mode, etc.)
|
|
|
983 * When this happens twice, just exit, don't even try to give a message,
|
|
|
984 * stack may be corrupt or something weird.
|
|
|
985 * When this still happens again (or memory was corrupted in such a way
|
|
|
986 * that "entered" was clobbered) use _exit(), don't try freeing resources.
|
|
|
987 */
|
|
|
988 if (entered >= 3)
|
|
|
989 {
|
|
|
990 reset_signals(); /* don't catch any signals anymore */
|
|
|
991 may_core_dump();
|
|
|
992 if (entered >= 4)
|
|
|
993 _exit(8);
|
|
|
994 exit(7);
|
|
|
995 }
|
|
|
996 if (entered == 2)
|
|
|
997 {
|
|
|
998 OUT_STR(_("Vim: Double signal, exiting\n"));
|
|
|
999 out_flush();
|
|
|
1000 getout(1);
|
|
|
1001 }
|
|
|
1002
|
|
|
1003 #ifdef SIGHASARG
|
|
|
1004 sprintf((char *)IObuff, _("Vim: Caught deadly signal %s\n"),
|
|
|
1005 signal_info[i].name);
|
|
|
1006 #else
|
|
|
1007 sprintf((char *)IObuff, _("Vim: Caught deadly signal\n"));
|
|
|
1008 #endif
|
|
|
1009 preserve_exit(); /* preserve files and exit */
|
|
|
1010
|
|
33
|
1011 #ifdef NBDEBUG
|
|
|
1012 reset_signals();
|
|
|
1013 may_core_dump();
|
|
|
1014 abort();
|
|
|
1015 #endif
|
|
|
1016
|
|
7
|
1017 SIGRETURN;
|
|
|
1018 }
|
|
|
1019
|
|
|
1020 #ifdef _REENTRANT
|
|
|
1021 /*
|
|
|
1022 * On Solaris with multi-threading, suspending might not work immediately.
|
|
|
1023 * Catch the SIGCONT signal, which will be used as an indication whether the
|
|
|
1024 * suspending has been done or not.
|
|
|
1025 */
|
|
|
1026 static int sigcont_received;
|
|
|
1027 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG);
|
|
|
1028
|
|
|
1029 /*
|
|
|
1030 * signal handler for SIGCONT
|
|
|
1031 */
|
|
|
1032 /* ARGSUSED */
|
|
|
1033 static RETSIGTYPE
|
|
|
1034 sigcont_handler SIGDEFARG(sigarg)
|
|
|
1035 {
|
|
|
1036 sigcont_received = TRUE;
|
|
|
1037 SIGRETURN;
|
|
|
1038 }
|
|
|
1039 #endif
|
|
|
1040
|
|
|
1041 /*
|
|
|
1042 * If the machine has job control, use it to suspend the program,
|
|
|
1043 * otherwise fake it by starting a new shell.
|
|
|
1044 */
|
|
|
1045 void
|
|
|
1046 mch_suspend()
|
|
|
1047 {
|
|
|
1048 /* BeOS does have SIGTSTP, but it doesn't work. */
|
|
|
1049 #if defined(SIGTSTP) && !defined(__BEOS__)
|
|
|
1050 out_flush(); /* needed to make cursor visible on some systems */
|
|
|
1051 settmode(TMODE_COOK);
|
|
|
1052 out_flush(); /* needed to disable mouse on some systems */
|
|
|
1053
|
|
|
1054 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
|
1055 /* Since we are going to sleep, we can't respond to requests for the X
|
|
|
1056 * selections. Lose them, otherwise other applications will hang. But
|
|
|
1057 * first copy the text to cut buffer 0. */
|
|
|
1058 if (clip_star.owned || clip_plus.owned)
|
|
|
1059 {
|
|
|
1060 x11_export_final_selection();
|
|
|
1061 if (clip_star.owned)
|
|
|
1062 clip_lose_selection(&clip_star);
|
|
|
1063 if (clip_plus.owned)
|
|
|
1064 clip_lose_selection(&clip_plus);
|
|
|
1065 if (x11_display != NULL)
|
|
|
1066 XFlush(x11_display);
|
|
|
1067 }
|
|
|
1068 # endif
|
|
|
1069
|
|
|
1070 # ifdef _REENTRANT
|
|
|
1071 sigcont_received = FALSE;
|
|
|
1072 # endif
|
|
|
1073 kill(0, SIGTSTP); /* send ourselves a STOP signal */
|
|
|
1074 # ifdef _REENTRANT
|
|
|
1075 /* When we didn't suspend immediately in the kill(), do it now. Happens
|
|
|
1076 * on multi-threaded Solaris. */
|
|
|
1077 if (!sigcont_received)
|
|
|
1078 pause();
|
|
|
1079 # endif
|
|
|
1080
|
|
|
1081 # ifdef FEAT_TITLE
|
|
|
1082 /*
|
|
|
1083 * Set oldtitle to NULL, so the current title is obtained again.
|
|
|
1084 */
|
|
|
1085 vim_free(oldtitle);
|
|
|
1086 oldtitle = NULL;
|
|
|
1087 # endif
|
|
|
1088 settmode(TMODE_RAW);
|
|
|
1089 need_check_timestamps = TRUE;
|
|
|
1090 did_check_timestamps = FALSE;
|
|
|
1091 #else
|
|
|
1092 suspend_shell();
|
|
|
1093 #endif
|
|
|
1094 }
|
|
|
1095
|
|
|
1096 void
|
|
|
1097 mch_init()
|
|
|
1098 {
|
|
|
1099 Columns = 80;
|
|
|
1100 Rows = 24;
|
|
|
1101
|
|
|
1102 out_flush();
|
|
|
1103 set_signals();
|
|
167
|
1104
|
|
|
1105 #if defined(MACOS_X) && defined(FEAT_MBYTE)
|
|
|
1106 mac_conv_init();
|
|
|
1107 #endif
|
|
7
|
1108 }
|
|
|
1109
|
|
|
1110 static void
|
|
|
1111 set_signals()
|
|
|
1112 {
|
|
|
1113 #if defined(SIGWINCH)
|
|
|
1114 /*
|
|
|
1115 * WINDOW CHANGE signal is handled with sig_winch().
|
|
|
1116 */
|
|
|
1117 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
|
1118 #endif
|
|
|
1119
|
|
|
1120 /*
|
|
|
1121 * We want the STOP signal to work, to make mch_suspend() work.
|
|
|
1122 * For "rvim" the STOP signal is ignored.
|
|
|
1123 */
|
|
|
1124 #ifdef SIGTSTP
|
|
|
1125 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
|
1126 #endif
|
|
|
1127 #ifdef _REENTRANT
|
|
|
1128 signal(SIGCONT, sigcont_handler);
|
|
|
1129 #endif
|
|
|
1130
|
|
|
1131 /*
|
|
|
1132 * We want to ignore breaking of PIPEs.
|
|
|
1133 */
|
|
|
1134 #ifdef SIGPIPE
|
|
|
1135 signal(SIGPIPE, SIG_IGN);
|
|
|
1136 #endif
|
|
|
1137
|
|
|
1138 #ifdef SIGINT
|
|
167
|
1139 catch_int_signal();
|
|
7
|
1140 #endif
|
|
|
1141
|
|
|
1142 /*
|
|
|
1143 * Ignore alarm signals (Perl's alarm() generates it).
|
|
|
1144 */
|
|
|
1145 #ifdef SIGALRM
|
|
|
1146 signal(SIGALRM, SIG_IGN);
|
|
|
1147 #endif
|
|
|
1148
|
|
|
1149 /*
|
|
|
1150 * Catch SIGPWR (power failure?) to preserve the swap files, so that no
|
|
|
1151 * work will be lost.
|
|
|
1152 */
|
|
|
1153 #ifdef SIGPWR
|
|
|
1154 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
|
|
1155 #endif
|
|
|
1156
|
|
|
1157 /*
|
|
|
1158 * Arrange for other signals to gracefully shutdown Vim.
|
|
|
1159 */
|
|
|
1160 catch_signals(deathtrap, SIG_ERR);
|
|
|
1161
|
|
|
1162 #if defined(FEAT_GUI) && defined(SIGHUP)
|
|
|
1163 /*
|
|
|
1164 * When the GUI is running, ignore the hangup signal.
|
|
|
1165 */
|
|
|
1166 if (gui.in_use)
|
|
|
1167 signal(SIGHUP, SIG_IGN);
|
|
|
1168 #endif
|
|
|
1169 }
|
|
|
1170
|
|
167
|
1171 #if defined(SIGINT) || defined(PROTO)
|
|
|
1172 /*
|
|
|
1173 * Catch CTRL-C (only works while in Cooked mode).
|
|
|
1174 */
|
|
|
1175 static void
|
|
|
1176 catch_int_signal()
|
|
|
1177 {
|
|
|
1178 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
|
1179 }
|
|
|
1180 #endif
|
|
|
1181
|
|
7
|
1182 void
|
|
|
1183 reset_signals()
|
|
|
1184 {
|
|
|
1185 catch_signals(SIG_DFL, SIG_DFL);
|
|
|
1186 #ifdef _REENTRANT
|
|
|
1187 /* SIGCONT isn't in the list, because its default action is ignore */
|
|
|
1188 signal(SIGCONT, SIG_DFL);
|
|
|
1189 #endif
|
|
|
1190 }
|
|
|
1191
|
|
|
1192 static void
|
|
|
1193 catch_signals(func_deadly, func_other)
|
|
|
1194 RETSIGTYPE (*func_deadly)();
|
|
|
1195 RETSIGTYPE (*func_other)();
|
|
|
1196 {
|
|
|
1197 int i;
|
|
|
1198
|
|
|
1199 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
1200 if (signal_info[i].deadly)
|
|
|
1201 {
|
|
|
1202 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION)
|
|
|
1203 struct sigaction sa;
|
|
|
1204
|
|
|
1205 /* Setup to use the alternate stack for the signal function. */
|
|
|
1206 sa.sa_handler = func_deadly;
|
|
|
1207 sigemptyset(&sa.sa_mask);
|
|
|
1208 # if defined(__linux__) && defined(_REENTRANT)
|
|
|
1209 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in
|
|
|
1210 * thread handling in combination with using the alternate stack:
|
|
|
1211 * pthread library functions try to use the stack pointer to
|
|
|
1212 * identify the current thread, causing a SEGV signal, which
|
|
|
1213 * recursively calls deathtrap() and hangs. */
|
|
|
1214 sa.sa_flags = 0;
|
|
|
1215 # else
|
|
|
1216 sa.sa_flags = SA_ONSTACK;
|
|
|
1217 # endif
|
|
|
1218 sigaction(signal_info[i].sig, &sa, NULL);
|
|
|
1219 #else
|
|
|
1220 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC)
|
|
|
1221 struct sigvec sv;
|
|
|
1222
|
|
|
1223 /* Setup to use the alternate stack for the signal function. */
|
|
|
1224 sv.sv_handler = func_deadly;
|
|
|
1225 sv.sv_mask = 0;
|
|
|
1226 sv.sv_flags = SV_ONSTACK;
|
|
|
1227 sigvec(signal_info[i].sig, &sv, NULL);
|
|
|
1228 # else
|
|
|
1229 signal(signal_info[i].sig, func_deadly);
|
|
|
1230 # endif
|
|
|
1231 #endif
|
|
|
1232 }
|
|
|
1233 else if (func_other != SIG_ERR)
|
|
|
1234 signal(signal_info[i].sig, func_other);
|
|
|
1235 }
|
|
|
1236
|
|
|
1237 /*
|
|
37
|
1238 * Handling of SIGHUP, SIGQUIT and SIGTERM:
|
|
|
1239 * "when" == a signal: when busy, postpone, otherwise return TRUE
|
|
|
1240 * "when" == SIGNAL_BLOCK: Going to be busy, block signals
|
|
|
1241 * "when" == SIGNAL_UNBLOCK: Going wait, unblock signals
|
|
36
|
1242 * Returns TRUE when Vim should exit.
|
|
|
1243 */
|
|
|
1244 int
|
|
37
|
1245 handle_signal(sig)
|
|
|
1246 int sig;
|
|
36
|
1247 {
|
|
37
|
1248 static int got_signal = 0;
|
|
|
1249 static int blocked = TRUE;
|
|
|
1250
|
|
|
1251 switch (sig)
|
|
36
|
1252 {
|
|
37
|
1253 case SIGNAL_BLOCK: blocked = TRUE;
|
|
|
1254 break;
|
|
|
1255
|
|
|
1256 case SIGNAL_UNBLOCK: blocked = FALSE;
|
|
|
1257 if (got_signal != 0)
|
|
|
1258 {
|
|
|
1259 kill(getpid(), got_signal);
|
|
|
1260 got_signal = 0;
|
|
|
1261 }
|
|
|
1262 break;
|
|
|
1263
|
|
|
1264 default: if (!blocked)
|
|
36
|
1265 return TRUE; /* exit! */
|
|
37
|
1266 got_signal = sig;
|
|
|
1267 #ifdef SIGPWR
|
|
|
1268 if (sig != SIGPWR)
|
|
|
1269 #endif
|
|
|
1270 got_int = TRUE; /* break any loops */
|
|
36
|
1271 break;
|
|
|
1272 }
|
|
|
1273 return FALSE;
|
|
|
1274 }
|
|
|
1275
|
|
|
1276 /*
|
|
7
|
1277 * Check_win checks whether we have an interactive stdout.
|
|
|
1278 */
|
|
|
1279 /* ARGSUSED */
|
|
|
1280 int
|
|
|
1281 mch_check_win(argc, argv)
|
|
|
1282 int argc;
|
|
|
1283 char **argv;
|
|
|
1284 {
|
|
|
1285 #ifdef OS2
|
|
|
1286 /*
|
|
|
1287 * Store argv[0], may be used for $VIM. Only use it if it is an absolute
|
|
|
1288 * name, mostly it's just "vim" and found in the path, which is unusable.
|
|
|
1289 */
|
|
|
1290 if (mch_isFullName(argv[0]))
|
|
|
1291 exe_name = vim_strsave((char_u *)argv[0]);
|
|
|
1292 #endif
|
|
|
1293 if (isatty(1))
|
|
|
1294 return OK;
|
|
|
1295 return FAIL;
|
|
|
1296 }
|
|
|
1297
|
|
|
1298 /*
|
|
|
1299 * Return TRUE if the input comes from a terminal, FALSE otherwise.
|
|
|
1300 */
|
|
|
1301 int
|
|
|
1302 mch_input_isatty()
|
|
|
1303 {
|
|
|
1304 if (isatty(read_cmd_fd))
|
|
|
1305 return TRUE;
|
|
|
1306 return FALSE;
|
|
|
1307 }
|
|
|
1308
|
|
|
1309 #ifdef FEAT_X11
|
|
|
1310
|
|
|
1311 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \
|
|
|
1312 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE))
|
|
|
1313
|
|
|
1314 static void xopen_message __ARGS((struct timeval *tvp));
|
|
|
1315
|
|
|
1316 /*
|
|
|
1317 * Give a message about the elapsed time for opening the X window.
|
|
|
1318 */
|
|
|
1319 static void
|
|
|
1320 xopen_message(tvp)
|
|
|
1321 struct timeval *tvp; /* must contain start time */
|
|
|
1322 {
|
|
|
1323 struct timeval end_tv;
|
|
|
1324
|
|
|
1325 /* Compute elapsed time. */
|
|
|
1326 gettimeofday(&end_tv, NULL);
|
|
|
1327 smsg((char_u *)_("Opening the X display took %ld msec"),
|
|
|
1328 (end_tv.tv_sec - tvp->tv_sec) * 1000L
|
|
|
1329 + (end_tv.tv_usec - tvp->tv_usec) / 1000L);
|
|
|
1330 }
|
|
|
1331 # endif
|
|
|
1332 #endif
|
|
|
1333
|
|
|
1334 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))
|
|
|
1335 /*
|
|
|
1336 * A few functions shared by X11 title and clipboard code.
|
|
|
1337 */
|
|
|
1338 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
|
1339 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
|
1340 static int x_connect_to_server __ARGS((void));
|
|
|
1341 static int test_x11_window __ARGS((Display *dpy));
|
|
|
1342
|
|
|
1343 static int got_x_error = FALSE;
|
|
|
1344
|
|
|
1345 /*
|
|
|
1346 * X Error handler, otherwise X just exits! (very rude) -- webb
|
|
|
1347 */
|
|
|
1348 static int
|
|
|
1349 x_error_handler(dpy, error_event)
|
|
|
1350 Display *dpy;
|
|
|
1351 XErrorEvent *error_event;
|
|
|
1352 {
|
|
42
|
1353 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE);
|
|
11
|
1354 #if defined(FEAT_GUI_KDE)
|
|
42
|
1355 /* KDE sometimes produces X error that we want to ignore */
|
|
|
1356 STRCAT(IObuff, _("\nVim: Got X error but we continue...\n"));
|
|
|
1357 mch_errmsg((char *)IObuff);
|
|
11
|
1358 return 0;
|
|
|
1359 #else
|
|
7
|
1360 STRCAT(IObuff, _("\nVim: Got X error\n"));
|
|
|
1361
|
|
|
1362 /* We cannot print a message and continue, because no X calls are allowed
|
|
|
1363 * here (causes my system to hang). Silently continuing might be an
|
|
|
1364 * alternative... */
|
|
|
1365 preserve_exit(); /* preserve files and exit */
|
|
|
1366
|
|
|
1367 return 0; /* NOTREACHED */
|
|
11
|
1368 #endif
|
|
7
|
1369 }
|
|
|
1370
|
|
|
1371 /*
|
|
|
1372 * Another X Error handler, just used to check for errors.
|
|
|
1373 */
|
|
|
1374 /* ARGSUSED */
|
|
|
1375 static int
|
|
|
1376 x_error_check(dpy, error_event)
|
|
|
1377 Display *dpy;
|
|
|
1378 XErrorEvent *error_event;
|
|
|
1379 {
|
|
|
1380 got_x_error = TRUE;
|
|
|
1381 return 0;
|
|
|
1382 }
|
|
|
1383
|
|
|
1384 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
|
|
|
1385 # if defined(HAVE_SETJMP_H)
|
|
|
1386 /*
|
|
|
1387 * An X IO Error handler, used to catch error while opening the display.
|
|
|
1388 */
|
|
|
1389 static int x_IOerror_check __ARGS((Display *dpy));
|
|
|
1390
|
|
|
1391 /* ARGSUSED */
|
|
|
1392 static int
|
|
|
1393 x_IOerror_check(dpy)
|
|
|
1394 Display *dpy;
|
|
|
1395 {
|
|
|
1396 /* This function should not return, it causes exit(). Longjump instead. */
|
|
|
1397 LONGJMP(lc_jump_env, 1);
|
|
|
1398 /*NOTREACHED*/
|
|
|
1399 return 0;
|
|
|
1400 }
|
|
|
1401 # endif
|
|
|
1402
|
|
|
1403 /*
|
|
|
1404 * An X IO Error handler, used to catch terminal errors.
|
|
|
1405 */
|
|
|
1406 static int x_IOerror_handler __ARGS((Display *dpy));
|
|
|
1407
|
|
|
1408 /* ARGSUSED */
|
|
|
1409 static int
|
|
|
1410 x_IOerror_handler(dpy)
|
|
|
1411 Display *dpy;
|
|
|
1412 {
|
|
|
1413 xterm_dpy = NULL;
|
|
|
1414 x11_window = 0;
|
|
|
1415 x11_display = NULL;
|
|
|
1416 xterm_Shell = (Widget)0;
|
|
|
1417
|
|
|
1418 /* This function should not return, it causes exit(). Longjump instead. */
|
|
|
1419 LONGJMP(x_jump_env, 1);
|
|
|
1420 /*NOTREACHED*/
|
|
|
1421 return 0;
|
|
|
1422 }
|
|
|
1423 #endif
|
|
|
1424
|
|
|
1425 /*
|
|
|
1426 * Return TRUE when connection to the X server is desired.
|
|
|
1427 */
|
|
|
1428 static int
|
|
|
1429 x_connect_to_server()
|
|
|
1430 {
|
|
|
1431 regmatch_T regmatch;
|
|
|
1432
|
|
|
1433 #if defined(FEAT_CLIENTSERVER)
|
|
|
1434 if (x_force_connect)
|
|
|
1435 return TRUE;
|
|
|
1436 #endif
|
|
|
1437 if (x_no_connect)
|
|
|
1438 return FALSE;
|
|
|
1439
|
|
|
1440 /* Check for a match with "exclude:" from 'clipboard'. */
|
|
|
1441 if (clip_exclude_prog != NULL)
|
|
|
1442 {
|
|
|
1443 regmatch.rm_ic = FALSE; /* Don't ignore case */
|
|
|
1444 regmatch.regprog = clip_exclude_prog;
|
|
|
1445 if (vim_regexec(®match, T_NAME, (colnr_T)0))
|
|
|
1446 return FALSE;
|
|
|
1447 }
|
|
|
1448 return TRUE;
|
|
|
1449 }
|
|
|
1450
|
|
|
1451 /*
|
|
|
1452 * Test if "dpy" and x11_window are valid by getting the window title.
|
|
|
1453 * I don't actually want it yet, so there may be a simpler call to use, but
|
|
|
1454 * this will cause the error handler x_error_check() to be called if anything
|
|
|
1455 * is wrong, such as the window pointer being invalid (as can happen when the
|
|
|
1456 * user changes his DISPLAY, but not his WINDOWID) -- webb
|
|
|
1457 */
|
|
|
1458 static int
|
|
|
1459 test_x11_window(dpy)
|
|
|
1460 Display *dpy;
|
|
|
1461 {
|
|
|
1462 int (*old_handler)();
|
|
|
1463 XTextProperty text_prop;
|
|
|
1464
|
|
|
1465 old_handler = XSetErrorHandler(x_error_check);
|
|
|
1466 got_x_error = FALSE;
|
|
|
1467 if (XGetWMName(dpy, x11_window, &text_prop))
|
|
|
1468 XFree((void *)text_prop.value);
|
|
|
1469 XSync(dpy, False);
|
|
|
1470 (void)XSetErrorHandler(old_handler);
|
|
|
1471
|
|
|
1472 if (p_verbose > 0 && got_x_error)
|
|
|
1473 MSG(_("Testing the X display failed"));
|
|
|
1474
|
|
|
1475 return (got_x_error ? FAIL : OK);
|
|
|
1476 }
|
|
|
1477 #endif
|
|
|
1478
|
|
|
1479 #ifdef FEAT_TITLE
|
|
|
1480
|
|
|
1481 #ifdef FEAT_X11
|
|
|
1482
|
|
|
1483 static int get_x11_thing __ARGS((int get_title, int test_only));
|
|
|
1484
|
|
|
1485 /*
|
|
|
1486 * try to get x11 window and display
|
|
|
1487 *
|
|
|
1488 * return FAIL for failure, OK otherwise
|
|
|
1489 */
|
|
|
1490 static int
|
|
|
1491 get_x11_windis()
|
|
|
1492 {
|
|
|
1493 char *winid;
|
|
|
1494 static int result = -1;
|
|
|
1495 #define XD_NONE 0 /* x11_display not set here */
|
|
|
1496 #define XD_HERE 1 /* x11_display opened here */
|
|
|
1497 #define XD_GUI 2 /* x11_display used from gui.dpy */
|
|
|
1498 #define XD_XTERM 3 /* x11_display used from xterm_dpy */
|
|
|
1499 static int x11_display_from = XD_NONE;
|
|
|
1500 static int did_set_error_handler = FALSE;
|
|
|
1501
|
|
|
1502 if (!did_set_error_handler)
|
|
|
1503 {
|
|
|
1504 /* X just exits if it finds an error otherwise! */
|
|
|
1505 (void)XSetErrorHandler(x_error_handler);
|
|
|
1506 did_set_error_handler = TRUE;
|
|
|
1507 }
|
|
|
1508
|
|
11
|
1509 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_KDE)
|
|
7
|
1510 if (gui.in_use)
|
|
|
1511 {
|
|
|
1512 /*
|
|
|
1513 * If the X11 display was opened here before, for the window where Vim
|
|
|
1514 * was started, close that one now to avoid a memory leak.
|
|
|
1515 */
|
|
|
1516 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
|
1517 {
|
|
|
1518 XCloseDisplay(x11_display);
|
|
|
1519 x11_display_from = XD_NONE;
|
|
|
1520 }
|
|
|
1521 if (gui_get_x11_windis(&x11_window, &x11_display) == OK)
|
|
|
1522 {
|
|
|
1523 x11_display_from = XD_GUI;
|
|
|
1524 return OK;
|
|
|
1525 }
|
|
|
1526 x11_display = NULL;
|
|
|
1527 return FAIL;
|
|
|
1528 }
|
|
|
1529 else if (x11_display_from == XD_GUI)
|
|
|
1530 {
|
|
|
1531 /* GUI must have stopped somehow, clear x11_display */
|
|
|
1532 x11_window = 0;
|
|
|
1533 x11_display = NULL;
|
|
|
1534 x11_display_from = XD_NONE;
|
|
|
1535 }
|
|
|
1536 #endif
|
|
|
1537
|
|
|
1538 /* When started with the "-X" argument, don't try connecting. */
|
|
|
1539 if (!x_connect_to_server())
|
|
|
1540 return FAIL;
|
|
|
1541
|
|
|
1542 /*
|
|
|
1543 * If WINDOWID not set, should try another method to find out
|
|
|
1544 * what the current window number is. The only code I know for
|
|
|
1545 * this is very complicated.
|
|
|
1546 * We assume that zero is invalid for WINDOWID.
|
|
|
1547 */
|
|
|
1548 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL)
|
|
|
1549 x11_window = (Window)atol(winid);
|
|
|
1550
|
|
|
1551 #ifdef FEAT_XCLIPBOARD
|
|
|
1552 if (xterm_dpy != NULL && x11_window != 0)
|
|
|
1553 {
|
|
|
1554 /* Checked it already. */
|
|
|
1555 if (x11_display_from == XD_XTERM)
|
|
|
1556 return OK;
|
|
|
1557
|
|
|
1558 /*
|
|
|
1559 * If the X11 display was opened here before, for the window where Vim
|
|
|
1560 * was started, close that one now to avoid a memory leak.
|
|
|
1561 */
|
|
|
1562 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
|
1563 XCloseDisplay(x11_display);
|
|
|
1564 x11_display = xterm_dpy;
|
|
|
1565 x11_display_from = XD_XTERM;
|
|
|
1566 if (test_x11_window(x11_display) == FAIL)
|
|
|
1567 {
|
|
|
1568 /* probably bad $WINDOWID */
|
|
|
1569 x11_window = 0;
|
|
|
1570 x11_display = NULL;
|
|
|
1571 x11_display_from = XD_NONE;
|
|
|
1572 return FAIL;
|
|
|
1573 }
|
|
|
1574 return OK;
|
|
|
1575 }
|
|
|
1576 #endif
|
|
|
1577
|
|
|
1578 if (x11_window == 0 || x11_display == NULL)
|
|
|
1579 result = -1;
|
|
|
1580
|
|
|
1581 if (result != -1) /* Have already been here and set this */
|
|
|
1582 return result; /* Don't do all these X calls again */
|
|
|
1583
|
|
|
1584 if (x11_window != 0 && x11_display == NULL)
|
|
|
1585 {
|
|
|
1586 #ifdef SET_SIG_ALARM
|
|
|
1587 RETSIGTYPE (*sig_save)();
|
|
|
1588 #endif
|
|
|
1589 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
1590 struct timeval start_tv;
|
|
|
1591
|
|
|
1592 if (p_verbose > 0)
|
|
|
1593 gettimeofday(&start_tv, NULL);
|
|
|
1594 #endif
|
|
|
1595
|
|
|
1596 #ifdef SET_SIG_ALARM
|
|
|
1597 /*
|
|
|
1598 * Opening the Display may hang if the DISPLAY setting is wrong, or
|
|
|
1599 * the network connection is bad. Set an alarm timer to get out.
|
|
|
1600 */
|
|
|
1601 sig_alarm_called = FALSE;
|
|
|
1602 sig_save = (RETSIGTYPE (*)())signal(SIGALRM,
|
|
|
1603 (RETSIGTYPE (*)())sig_alarm);
|
|
|
1604 alarm(2);
|
|
|
1605 #endif
|
|
|
1606 x11_display = XOpenDisplay(NULL);
|
|
|
1607
|
|
|
1608 #ifdef SET_SIG_ALARM
|
|
|
1609 alarm(0);
|
|
|
1610 signal(SIGALRM, (RETSIGTYPE (*)())sig_save);
|
|
|
1611 if (p_verbose > 0 && sig_alarm_called)
|
|
|
1612 MSG(_("Opening the X display timed out"));
|
|
|
1613 #endif
|
|
|
1614 if (x11_display != NULL)
|
|
|
1615 {
|
|
|
1616 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
1617 if (p_verbose > 0)
|
|
|
1618 xopen_message(&start_tv);
|
|
|
1619 # endif
|
|
|
1620 if (test_x11_window(x11_display) == FAIL)
|
|
|
1621 {
|
|
|
1622 /* Maybe window id is bad */
|
|
|
1623 x11_window = 0;
|
|
|
1624 XCloseDisplay(x11_display);
|
|
|
1625 x11_display = NULL;
|
|
|
1626 }
|
|
|
1627 else
|
|
|
1628 x11_display_from = XD_HERE;
|
|
|
1629 }
|
|
|
1630 }
|
|
|
1631 if (x11_window == 0 || x11_display == NULL)
|
|
|
1632 return (result = FAIL);
|
|
|
1633 return (result = OK);
|
|
|
1634 }
|
|
|
1635
|
|
|
1636 /*
|
|
|
1637 * Determine original x11 Window Title
|
|
|
1638 */
|
|
|
1639 static int
|
|
|
1640 get_x11_title(test_only)
|
|
|
1641 int test_only;
|
|
|
1642 {
|
|
32
|
1643 return get_x11_thing(TRUE, test_only);
|
|
7
|
1644 }
|
|
|
1645
|
|
|
1646 /*
|
|
|
1647 * Determine original x11 Window icon
|
|
|
1648 */
|
|
|
1649 static int
|
|
|
1650 get_x11_icon(test_only)
|
|
|
1651 int test_only;
|
|
|
1652 {
|
|
|
1653 int retval = FALSE;
|
|
|
1654
|
|
|
1655 retval = get_x11_thing(FALSE, test_only);
|
|
|
1656
|
|
|
1657 /* could not get old icon, use terminal name */
|
|
|
1658 if (oldicon == NULL && !test_only)
|
|
|
1659 {
|
|
|
1660 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
|
1661 oldicon = T_NAME + 8;
|
|
|
1662 else
|
|
|
1663 oldicon = T_NAME;
|
|
|
1664 }
|
|
|
1665
|
|
|
1666 return retval;
|
|
|
1667 }
|
|
|
1668
|
|
|
1669 static int
|
|
|
1670 get_x11_thing(get_title, test_only)
|
|
|
1671 int get_title; /* get title string */
|
|
|
1672 int test_only;
|
|
|
1673 {
|
|
|
1674 XTextProperty text_prop;
|
|
|
1675 int retval = FALSE;
|
|
|
1676 Status status;
|
|
|
1677
|
|
|
1678 if (get_x11_windis() == OK)
|
|
|
1679 {
|
|
|
1680 /* Get window/icon name if any */
|
|
|
1681 if (get_title)
|
|
|
1682 status = XGetWMName(x11_display, x11_window, &text_prop);
|
|
|
1683 else
|
|
|
1684 status = XGetWMIconName(x11_display, x11_window, &text_prop);
|
|
|
1685
|
|
|
1686 /*
|
|
|
1687 * If terminal is xterm, then x11_window may be a child window of the
|
|
|
1688 * outer xterm window that actually contains the window/icon name, so
|
|
|
1689 * keep traversing up the tree until a window with a title/icon is
|
|
|
1690 * found.
|
|
|
1691 */
|
|
|
1692 /* Previously this was only done for xterm and alikes. I don't see a
|
|
|
1693 * reason why it would fail for other terminal emulators.
|
|
|
1694 * if (term_is_xterm) */
|
|
|
1695 {
|
|
|
1696 Window root;
|
|
|
1697 Window parent;
|
|
|
1698 Window win = x11_window;
|
|
|
1699 Window *children;
|
|
|
1700 unsigned int num_children;
|
|
|
1701
|
|
|
1702 while (!status || text_prop.value == NULL)
|
|
|
1703 {
|
|
|
1704 if (!XQueryTree(x11_display, win, &root, &parent, &children,
|
|
|
1705 &num_children))
|
|
|
1706 break;
|
|
|
1707 if (children)
|
|
|
1708 XFree((void *)children);
|
|
|
1709 if (parent == root || parent == 0)
|
|
|
1710 break;
|
|
|
1711
|
|
|
1712 win = parent;
|
|
|
1713 if (get_title)
|
|
|
1714 status = XGetWMName(x11_display, win, &text_prop);
|
|
|
1715 else
|
|
|
1716 status = XGetWMIconName(x11_display, win, &text_prop);
|
|
|
1717 }
|
|
|
1718 }
|
|
|
1719 if (status && text_prop.value != NULL)
|
|
|
1720 {
|
|
|
1721 retval = TRUE;
|
|
|
1722 if (!test_only)
|
|
|
1723 {
|
|
|
1724 #ifdef FEAT_XFONTSET
|
|
|
1725 if (text_prop.encoding == XA_STRING)
|
|
|
1726 {
|
|
|
1727 #endif
|
|
|
1728 if (get_title)
|
|
|
1729 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
|
1730 else
|
|
|
1731 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
|
1732 #ifdef FEAT_XFONTSET
|
|
|
1733 }
|
|
|
1734 else
|
|
|
1735 {
|
|
|
1736 char **cl;
|
|
|
1737 Status transform_status;
|
|
|
1738 int n = 0;
|
|
|
1739
|
|
|
1740 transform_status = XmbTextPropertyToTextList(x11_display,
|
|
|
1741 &text_prop,
|
|
|
1742 &cl, &n);
|
|
|
1743 if (transform_status >= Success && n > 0 && cl[0])
|
|
|
1744 {
|
|
|
1745 if (get_title)
|
|
|
1746 oldtitle = vim_strsave((char_u *) cl[0]);
|
|
|
1747 else
|
|
|
1748 oldicon = vim_strsave((char_u *) cl[0]);
|
|
|
1749 XFreeStringList(cl);
|
|
|
1750 }
|
|
|
1751 else
|
|
|
1752 {
|
|
|
1753 if (get_title)
|
|
|
1754 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
|
1755 else
|
|
|
1756 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
|
1757 }
|
|
|
1758 }
|
|
|
1759 #endif
|
|
|
1760 }
|
|
|
1761 XFree((void *)text_prop.value);
|
|
|
1762 }
|
|
|
1763 }
|
|
|
1764 return retval;
|
|
|
1765 }
|
|
|
1766
|
|
|
1767 /* Are Xutf8 functions available? Avoid error from old compilers. */
|
|
|
1768 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
|
|
|
1769 # if X_HAVE_UTF8_STRING
|
|
|
1770 # define USE_UTF8_STRING
|
|
|
1771 # endif
|
|
|
1772 #endif
|
|
|
1773
|
|
|
1774 /*
|
|
|
1775 * Set x11 Window Title
|
|
|
1776 *
|
|
|
1777 * get_x11_windis() must be called before this and have returned OK
|
|
|
1778 */
|
|
|
1779 static void
|
|
|
1780 set_x11_title(title)
|
|
|
1781 char_u *title;
|
|
|
1782 {
|
|
|
1783 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING
|
|
|
1784 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't
|
|
|
1785 * supported everywhere and STRING doesn't work for multi-byte titles.
|
|
|
1786 */
|
|
|
1787 #ifdef USE_UTF8_STRING
|
|
|
1788 if (enc_utf8)
|
|
|
1789 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title,
|
|
|
1790 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1791 else
|
|
|
1792 #endif
|
|
|
1793 {
|
|
|
1794 #if XtSpecificationRelease >= 4
|
|
|
1795 # ifdef FEAT_XFONTSET
|
|
|
1796 XmbSetWMProperties(x11_display, x11_window, (const char *)title,
|
|
|
1797 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1798 # else
|
|
|
1799 XTextProperty text_prop;
|
|
129
|
1800 char *c_title = (char *)title;
|
|
7
|
1801
|
|
|
1802 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */
|
|
129
|
1803 (void)XStringListToTextProperty(&c_title, 1, &text_prop);
|
|
7
|
1804 XSetWMProperties(x11_display, x11_window, &text_prop,
|
|
|
1805 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1806 # endif
|
|
|
1807 #else
|
|
|
1808 XStoreName(x11_display, x11_window, (char *)title);
|
|
|
1809 #endif
|
|
|
1810 }
|
|
|
1811 XFlush(x11_display);
|
|
|
1812 }
|
|
|
1813
|
|
|
1814 /*
|
|
|
1815 * Set x11 Window icon
|
|
|
1816 *
|
|
|
1817 * get_x11_windis() must be called before this and have returned OK
|
|
|
1818 */
|
|
|
1819 static void
|
|
|
1820 set_x11_icon(icon)
|
|
|
1821 char_u *icon;
|
|
|
1822 {
|
|
|
1823 /* See above for comments about using X*SetWMProperties(). */
|
|
|
1824 #ifdef USE_UTF8_STRING
|
|
|
1825 if (enc_utf8)
|
|
|
1826 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
|
1827 NULL, 0, NULL, NULL, NULL);
|
|
|
1828 else
|
|
|
1829 #endif
|
|
|
1830 {
|
|
|
1831 #if XtSpecificationRelease >= 4
|
|
|
1832 # ifdef FEAT_XFONTSET
|
|
|
1833 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
|
1834 NULL, 0, NULL, NULL, NULL);
|
|
|
1835 # else
|
|
|
1836 XTextProperty text_prop;
|
|
129
|
1837 char *c_icon = (char *)icon;
|
|
|
1838
|
|
|
1839 (void)XStringListToTextProperty(&c_icon, 1, &text_prop);
|
|
7
|
1840 XSetWMProperties(x11_display, x11_window, NULL, &text_prop,
|
|
|
1841 NULL, 0, NULL, NULL, NULL);
|
|
|
1842 # endif
|
|
|
1843 #else
|
|
|
1844 XSetIconName(x11_display, x11_window, (char *)icon);
|
|
|
1845 #endif
|
|
|
1846 }
|
|
|
1847 XFlush(x11_display);
|
|
|
1848 }
|
|
|
1849
|
|
|
1850 #else /* FEAT_X11 */
|
|
|
1851
|
|
|
1852 /*ARGSUSED*/
|
|
|
1853 static int
|
|
|
1854 get_x11_title(test_only)
|
|
|
1855 int test_only;
|
|
|
1856 {
|
|
|
1857 return FALSE;
|
|
|
1858 }
|
|
|
1859
|
|
|
1860 static int
|
|
|
1861 get_x11_icon(test_only)
|
|
|
1862 int test_only;
|
|
|
1863 {
|
|
|
1864 if (!test_only)
|
|
|
1865 {
|
|
|
1866 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
|
1867 oldicon = T_NAME + 8;
|
|
|
1868 else
|
|
|
1869 oldicon = T_NAME;
|
|
|
1870 }
|
|
|
1871 return FALSE;
|
|
|
1872 }
|
|
|
1873
|
|
|
1874 #endif /* FEAT_X11 */
|
|
|
1875
|
|
|
1876 int
|
|
|
1877 mch_can_restore_title()
|
|
|
1878 {
|
|
|
1879 return get_x11_title(TRUE);
|
|
|
1880 }
|
|
|
1881
|
|
|
1882 int
|
|
|
1883 mch_can_restore_icon()
|
|
|
1884 {
|
|
|
1885 return get_x11_icon(TRUE);
|
|
|
1886 }
|
|
|
1887
|
|
|
1888 /*
|
|
|
1889 * Set the window title and icon.
|
|
|
1890 */
|
|
|
1891 void
|
|
|
1892 mch_settitle(title, icon)
|
|
|
1893 char_u *title;
|
|
|
1894 char_u *icon;
|
|
|
1895 {
|
|
|
1896 int type = 0;
|
|
|
1897 static int recursive = 0;
|
|
|
1898
|
|
|
1899 if (T_NAME == NULL) /* no terminal name (yet) */
|
|
|
1900 return;
|
|
|
1901 if (title == NULL && icon == NULL) /* nothing to do */
|
|
|
1902 return;
|
|
|
1903
|
|
|
1904 /* When one of the X11 functions causes a deadly signal, we get here again
|
|
|
1905 * recursively. Avoid hanging then (something is probably locked). */
|
|
|
1906 if (recursive)
|
|
|
1907 return;
|
|
|
1908 ++recursive;
|
|
|
1909
|
|
|
1910 /*
|
|
|
1911 * if the window ID and the display is known, we may use X11 calls
|
|
|
1912 */
|
|
|
1913 #ifdef FEAT_X11
|
|
|
1914 if (get_x11_windis() == OK)
|
|
|
1915 type = 1;
|
|
|
1916 #else
|
|
|
1917 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK)
|
|
|
1918 if (gui.in_use)
|
|
|
1919 type = 1;
|
|
|
1920 # endif
|
|
|
1921 #endif
|
|
|
1922
|
|
|
1923 /*
|
|
|
1924 * Note: if "t_TS" is set, title is set with escape sequence rather
|
|
|
1925 * than x11 calls, because the x11 calls don't always work
|
|
|
1926 */
|
|
11
|
1927 #ifdef FEAT_GUI_KDE
|
|
32
|
1928 /* dont know why but KDE needs this one as we don't go through the next
|
|
|
1929 * function... */
|
|
11
|
1930 gui_mch_settitle(title, icon);
|
|
|
1931 #endif
|
|
7
|
1932 if ((type || *T_TS != NUL) && title != NULL)
|
|
|
1933 {
|
|
|
1934 if (oldtitle == NULL
|
|
|
1935 #ifdef FEAT_GUI
|
|
|
1936 && !gui.in_use
|
|
|
1937 #endif
|
|
|
1938 ) /* first call but not in GUI, save title */
|
|
|
1939 (void)get_x11_title(FALSE);
|
|
|
1940
|
|
|
1941 if (*T_TS != NUL) /* it's OK if t_fs is empty */
|
|
|
1942 term_settitle(title);
|
|
|
1943 #ifdef FEAT_X11
|
|
|
1944 else
|
|
|
1945 # ifdef FEAT_GUI_GTK
|
|
|
1946 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
|
1947 # endif
|
|
|
1948 set_x11_title(title); /* x11 */
|
|
|
1949 #endif
|
|
64
|
1950 #if defined(FEAT_GUI_GTK) \
|
|
7
|
1951 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
|
|
|
1952 else
|
|
|
1953 gui_mch_settitle(title, icon);
|
|
|
1954 #endif
|
|
|
1955 did_set_title = TRUE;
|
|
|
1956 }
|
|
|
1957
|
|
|
1958 if ((type || *T_CIS != NUL) && icon != NULL)
|
|
|
1959 {
|
|
|
1960 if (oldicon == NULL
|
|
|
1961 #ifdef FEAT_GUI
|
|
|
1962 && !gui.in_use
|
|
|
1963 #endif
|
|
|
1964 ) /* first call, save icon */
|
|
|
1965 get_x11_icon(FALSE);
|
|
|
1966
|
|
|
1967 if (*T_CIS != NUL)
|
|
|
1968 {
|
|
|
1969 out_str(T_CIS); /* set icon start */
|
|
|
1970 out_str_nf(icon);
|
|
|
1971 out_str(T_CIE); /* set icon end */
|
|
|
1972 out_flush();
|
|
|
1973 }
|
|
|
1974 #ifdef FEAT_X11
|
|
|
1975 else
|
|
|
1976 # ifdef FEAT_GUI_GTK
|
|
|
1977 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
|
1978 # endif
|
|
|
1979 set_x11_icon(icon); /* x11 */
|
|
|
1980 #endif
|
|
|
1981 did_set_icon = TRUE;
|
|
|
1982 }
|
|
|
1983 --recursive;
|
|
|
1984 }
|
|
|
1985
|
|
|
1986 /*
|
|
|
1987 * Restore the window/icon title.
|
|
|
1988 * "which" is one of:
|
|
|
1989 * 1 only restore title
|
|
|
1990 * 2 only restore icon
|
|
|
1991 * 3 restore title and icon
|
|
|
1992 */
|
|
|
1993 void
|
|
|
1994 mch_restore_title(which)
|
|
|
1995 int which;
|
|
|
1996 {
|
|
|
1997 /* only restore the title or icon when it has been set */
|
|
|
1998 mch_settitle(((which & 1) && did_set_title) ?
|
|
|
1999 (oldtitle ? oldtitle : p_titleold) : NULL,
|
|
|
2000 ((which & 2) && did_set_icon) ? oldicon : NULL);
|
|
|
2001 }
|
|
|
2002
|
|
|
2003 #endif /* FEAT_TITLE */
|
|
|
2004
|
|
|
2005 /*
|
|
|
2006 * Return TRUE if "name" looks like some xterm name.
|
|
158
|
2007 * Seiichi Sato mentioned that "mlterm" works like xterm.
|
|
7
|
2008 */
|
|
|
2009 int
|
|
|
2010 vim_is_xterm(name)
|
|
|
2011 char_u *name;
|
|
|
2012 {
|
|
|
2013 if (name == NULL)
|
|
|
2014 return FALSE;
|
|
|
2015 return (STRNICMP(name, "xterm", 5) == 0
|
|
|
2016 || STRNICMP(name, "nxterm", 6) == 0
|
|
|
2017 || STRNICMP(name, "kterm", 5) == 0
|
|
158
|
2018 || STRNICMP(name, "mlterm", 6) == 0
|
|
7
|
2019 || STRNICMP(name, "rxvt", 4) == 0
|
|
|
2020 || STRCMP(name, "builtin_xterm") == 0);
|
|
|
2021 }
|
|
|
2022
|
|
|
2023 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
|
2024 /*
|
|
|
2025 * Return non-zero when using an xterm mouse, according to 'ttymouse'.
|
|
|
2026 * Return 1 for "xterm".
|
|
|
2027 * Return 2 for "xterm2".
|
|
|
2028 */
|
|
|
2029 int
|
|
|
2030 use_xterm_mouse()
|
|
|
2031 {
|
|
|
2032 if (ttym_flags == TTYM_XTERM2)
|
|
|
2033 return 2;
|
|
|
2034 if (ttym_flags == TTYM_XTERM)
|
|
|
2035 return 1;
|
|
|
2036 return 0;
|
|
|
2037 }
|
|
|
2038 #endif
|
|
|
2039
|
|
|
2040 int
|
|
|
2041 vim_is_iris(name)
|
|
|
2042 char_u *name;
|
|
|
2043 {
|
|
|
2044 if (name == NULL)
|
|
|
2045 return FALSE;
|
|
|
2046 return (STRNICMP(name, "iris-ansi", 9) == 0
|
|
|
2047 || STRCMP(name, "builtin_iris-ansi") == 0);
|
|
|
2048 }
|
|
|
2049
|
|
|
2050 int
|
|
|
2051 vim_is_vt300(name)
|
|
|
2052 char_u *name;
|
|
|
2053 {
|
|
|
2054 if (name == NULL)
|
|
|
2055 return FALSE; /* actually all ANSI comp. terminals should be here */
|
|
22
|
2056 /* catch VT100 - VT5xx */
|
|
|
2057 return ((STRNICMP(name, "vt", 2) == 0
|
|
|
2058 && vim_strchr((char_u *)"12345", name[2]) != NULL)
|
|
7
|
2059 || STRCMP(name, "builtin_vt320") == 0);
|
|
|
2060 }
|
|
|
2061
|
|
|
2062 /*
|
|
|
2063 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set.
|
|
|
2064 * This should include all windowed terminal emulators.
|
|
|
2065 */
|
|
|
2066 int
|
|
|
2067 vim_is_fastterm(name)
|
|
|
2068 char_u *name;
|
|
|
2069 {
|
|
|
2070 if (name == NULL)
|
|
|
2071 return FALSE;
|
|
|
2072 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name))
|
|
|
2073 return TRUE;
|
|
|
2074 return ( STRNICMP(name, "hpterm", 6) == 0
|
|
|
2075 || STRNICMP(name, "sun-cmd", 7) == 0
|
|
|
2076 || STRNICMP(name, "screen", 6) == 0
|
|
|
2077 || STRNICMP(name, "dtterm", 6) == 0);
|
|
|
2078 }
|
|
|
2079
|
|
|
2080 /*
|
|
|
2081 * Insert user name in s[len].
|
|
|
2082 * Return OK if a name found.
|
|
|
2083 */
|
|
|
2084 int
|
|
|
2085 mch_get_user_name(s, len)
|
|
|
2086 char_u *s;
|
|
|
2087 int len;
|
|
|
2088 {
|
|
|
2089 #ifdef VMS
|
|
|
2090 STRNCPY((char *)s, cuserid(NULL), len);
|
|
|
2091 return OK;
|
|
|
2092 #else
|
|
|
2093 return mch_get_uname(getuid(), s, len);
|
|
|
2094 #endif
|
|
|
2095 }
|
|
|
2096
|
|
|
2097 /*
|
|
|
2098 * Insert user name for "uid" in s[len].
|
|
|
2099 * Return OK if a name found.
|
|
|
2100 */
|
|
|
2101 int
|
|
|
2102 mch_get_uname(uid, s, len)
|
|
|
2103 uid_t uid;
|
|
|
2104 char_u *s;
|
|
|
2105 int len;
|
|
|
2106 {
|
|
|
2107 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID)
|
|
|
2108 struct passwd *pw;
|
|
|
2109
|
|
|
2110 if ((pw = getpwuid(uid)) != NULL
|
|
|
2111 && pw->pw_name != NULL && *(pw->pw_name) != NUL)
|
|
|
2112 {
|
|
|
2113 STRNCPY(s, pw->pw_name, len);
|
|
|
2114 return OK;
|
|
|
2115 }
|
|
|
2116 #endif
|
|
|
2117 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */
|
|
|
2118 return FAIL; /* a number is not a name */
|
|
|
2119 }
|
|
|
2120
|
|
|
2121 /*
|
|
|
2122 * Insert host name is s[len].
|
|
|
2123 */
|
|
|
2124
|
|
|
2125 #ifdef HAVE_SYS_UTSNAME_H
|
|
|
2126 void
|
|
|
2127 mch_get_host_name(s, len)
|
|
|
2128 char_u *s;
|
|
|
2129 int len;
|
|
|
2130 {
|
|
|
2131 struct utsname vutsname;
|
|
|
2132
|
|
|
2133 if (uname(&vutsname) < 0)
|
|
|
2134 *s = NUL;
|
|
|
2135 else
|
|
|
2136 STRNCPY(s, vutsname.nodename, len);
|
|
|
2137 s[len - 1] = NUL; /* make sure it's terminated */
|
|
|
2138 }
|
|
|
2139 #else /* HAVE_SYS_UTSNAME_H */
|
|
|
2140
|
|
|
2141 # ifdef HAVE_SYS_SYSTEMINFO_H
|
|
|
2142 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len)
|
|
|
2143 # endif
|
|
|
2144
|
|
|
2145 void
|
|
|
2146 mch_get_host_name(s, len)
|
|
|
2147 char_u *s;
|
|
|
2148 int len;
|
|
|
2149 {
|
|
|
2150 # ifdef VAXC
|
|
|
2151 vaxc$gethostname((char *)s, len);
|
|
|
2152 # else
|
|
|
2153 gethostname((char *)s, len);
|
|
|
2154 # endif
|
|
|
2155 s[len - 1] = NUL; /* make sure it's terminated */
|
|
|
2156 }
|
|
|
2157 #endif /* HAVE_SYS_UTSNAME_H */
|
|
|
2158
|
|
|
2159 /*
|
|
|
2160 * return process ID
|
|
|
2161 */
|
|
|
2162 long
|
|
|
2163 mch_get_pid()
|
|
|
2164 {
|
|
|
2165 return (long)getpid();
|
|
|
2166 }
|
|
|
2167
|
|
|
2168 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD)
|
|
|
2169 static char *strerror __ARGS((int));
|
|
|
2170
|
|
|
2171 static char *
|
|
|
2172 strerror(err)
|
|
|
2173 int err;
|
|
|
2174 {
|
|
|
2175 extern int sys_nerr;
|
|
|
2176 extern char *sys_errlist[];
|
|
|
2177 static char er[20];
|
|
|
2178
|
|
|
2179 if (err > 0 && err < sys_nerr)
|
|
|
2180 return (sys_errlist[err]);
|
|
|
2181 sprintf(er, "Error %d", err);
|
|
|
2182 return er;
|
|
|
2183 }
|
|
|
2184 #endif
|
|
|
2185
|
|
|
2186 /*
|
|
|
2187 * Get name of current directory into buffer 'buf' of length 'len' bytes.
|
|
|
2188 * Return OK for success, FAIL for failure.
|
|
|
2189 */
|
|
|
2190 int
|
|
|
2191 mch_dirname(buf, len)
|
|
|
2192 char_u *buf;
|
|
|
2193 int len;
|
|
|
2194 {
|
|
|
2195 #if defined(USE_GETCWD)
|
|
|
2196 if (getcwd((char *)buf, len) == NULL)
|
|
|
2197 {
|
|
|
2198 STRCPY(buf, strerror(errno));
|
|
|
2199 return FAIL;
|
|
|
2200 }
|
|
|
2201 return OK;
|
|
|
2202 #else
|
|
|
2203 return (getwd((char *)buf) != NULL ? OK : FAIL);
|
|
|
2204 #endif
|
|
|
2205 }
|
|
|
2206
|
|
|
2207 #if defined(OS2) || defined(PROTO)
|
|
|
2208 /*
|
|
|
2209 * Replace all slashes by backslashes.
|
|
|
2210 * When 'shellslash' set do it the other way around.
|
|
|
2211 */
|
|
|
2212 void
|
|
|
2213 slash_adjust(p)
|
|
|
2214 char_u *p;
|
|
|
2215 {
|
|
|
2216 while (*p)
|
|
|
2217 {
|
|
|
2218 if (*p == psepcN)
|
|
|
2219 *p = psepc;
|
|
39
|
2220 mb_ptr_adv(p);
|
|
7
|
2221 }
|
|
|
2222 }
|
|
|
2223 #endif
|
|
|
2224
|
|
|
2225 /*
|
|
|
2226 * Get absolute file name into buffer 'buf' of length 'len' bytes.
|
|
|
2227 *
|
|
|
2228 * return FAIL for failure, OK for success
|
|
|
2229 */
|
|
|
2230 int
|
|
|
2231 mch_FullName(fname, buf, len, force)
|
|
|
2232 char_u *fname, *buf;
|
|
|
2233 int len;
|
|
|
2234 int force; /* also expand when already absolute path */
|
|
|
2235 {
|
|
|
2236 int l;
|
|
|
2237 #ifdef OS2
|
|
|
2238 int only_drive; /* file name is only a drive letter */
|
|
|
2239 #endif
|
|
|
2240 #ifdef HAVE_FCHDIR
|
|
|
2241 int fd = -1;
|
|
|
2242 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */
|
|
|
2243 #endif
|
|
|
2244 char_u olddir[MAXPATHL];
|
|
|
2245 char_u *p;
|
|
|
2246 int retval = OK;
|
|
|
2247
|
|
|
2248 #ifdef VMS
|
|
|
2249 fname = vms_fixfilename(fname);
|
|
|
2250 #endif
|
|
|
2251
|
|
|
2252 /* expand it if forced or not an absolute path */
|
|
|
2253 if (force || !mch_isFullName(fname))
|
|
|
2254 {
|
|
|
2255 /*
|
|
|
2256 * If the file name has a path, change to that directory for a moment,
|
|
|
2257 * and then do the getwd() (and get back to where we were).
|
|
|
2258 * This will get the correct path name with "../" things.
|
|
|
2259 */
|
|
|
2260 #ifdef OS2
|
|
|
2261 only_drive = 0;
|
|
|
2262 if (((p = vim_strrchr(fname, '/')) != NULL)
|
|
|
2263 || ((p = vim_strrchr(fname, '\\')) != NULL)
|
|
|
2264 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive))
|
|
|
2265 #else
|
|
|
2266 if ((p = vim_strrchr(fname, '/')) != NULL)
|
|
|
2267 #endif
|
|
|
2268 {
|
|
|
2269 #ifdef HAVE_FCHDIR
|
|
|
2270 /*
|
|
|
2271 * Use fchdir() if possible, it's said to be faster and more
|
|
|
2272 * reliable. But on SunOS 4 it might not work. Check this by
|
|
|
2273 * doing a fchdir() right now.
|
|
|
2274 */
|
|
|
2275 if (!dont_fchdir)
|
|
|
2276 {
|
|
|
2277 fd = open(".", O_RDONLY | O_EXTRA, 0);
|
|
|
2278 if (fd >= 0 && fchdir(fd) < 0)
|
|
|
2279 {
|
|
|
2280 close(fd);
|
|
|
2281 fd = -1;
|
|
|
2282 dont_fchdir = TRUE; /* don't try again */
|
|
|
2283 }
|
|
|
2284 }
|
|
|
2285 #endif
|
|
|
2286
|
|
|
2287 /* Only change directory when we are sure we can return to where
|
|
|
2288 * we are now. After doing "su" chdir(".") might not work. */
|
|
|
2289 if (
|
|
|
2290 #ifdef HAVE_FCHDIR
|
|
|
2291 fd < 0 &&
|
|
|
2292 #endif
|
|
|
2293 (mch_dirname(olddir, MAXPATHL) == FAIL
|
|
|
2294 || mch_chdir((char *)olddir) != 0))
|
|
|
2295 {
|
|
|
2296 p = NULL; /* can't get current dir: don't chdir */
|
|
|
2297 retval = FAIL;
|
|
|
2298 }
|
|
|
2299 else
|
|
|
2300 {
|
|
|
2301 #ifdef OS2
|
|
|
2302 /*
|
|
|
2303 * compensate for case where ':' from "D:" was the only
|
|
|
2304 * path separator detected in the file name; the _next_
|
|
|
2305 * character has to be removed, and then restored later.
|
|
|
2306 */
|
|
|
2307 if (only_drive)
|
|
|
2308 p++;
|
|
|
2309 #endif
|
|
|
2310 /* The directory is copied into buf[], to be able to remove
|
|
|
2311 * the file name without changing it (could be a string in
|
|
|
2312 * read-only memory) */
|
|
|
2313 if (p - fname >= len)
|
|
|
2314 retval = FAIL;
|
|
|
2315 else
|
|
|
2316 {
|
|
|
2317 STRNCPY(buf, fname, p - fname);
|
|
|
2318 buf[p - fname] = NUL;
|
|
|
2319 if (mch_chdir((char *)buf))
|
|
|
2320 retval = FAIL;
|
|
|
2321 else
|
|
|
2322 fname = p + 1;
|
|
|
2323 *buf = NUL;
|
|
|
2324 }
|
|
|
2325 #ifdef OS2
|
|
|
2326 if (only_drive)
|
|
|
2327 {
|
|
|
2328 p--;
|
|
|
2329 if (retval != FAIL)
|
|
|
2330 fname--;
|
|
|
2331 }
|
|
|
2332 #endif
|
|
|
2333 }
|
|
|
2334 }
|
|
|
2335 if (mch_dirname(buf, len) == FAIL)
|
|
|
2336 {
|
|
|
2337 retval = FAIL;
|
|
|
2338 *buf = NUL;
|
|
|
2339 }
|
|
|
2340 if (p != NULL)
|
|
|
2341 {
|
|
|
2342 #ifdef HAVE_FCHDIR
|
|
|
2343 if (fd >= 0)
|
|
|
2344 {
|
|
|
2345 l = fchdir(fd);
|
|
|
2346 close(fd);
|
|
|
2347 }
|
|
|
2348 else
|
|
|
2349 #endif
|
|
|
2350 l = mch_chdir((char *)olddir);
|
|
|
2351 if (l != 0)
|
|
|
2352 EMSG(_(e_prev_dir));
|
|
|
2353 }
|
|
|
2354
|
|
|
2355 l = STRLEN(buf);
|
|
|
2356 if (l >= len)
|
|
|
2357 retval = FAIL;
|
|
|
2358 #ifndef VMS
|
|
|
2359 else
|
|
|
2360 {
|
|
|
2361 if (l > 0 && buf[l - 1] != '/' && *fname != NUL
|
|
|
2362 && STRCMP(fname, ".") != 0)
|
|
|
2363 STRCAT(buf, "/");
|
|
|
2364 }
|
|
|
2365 #endif
|
|
|
2366 }
|
|
|
2367 /* Catch file names which are too long. */
|
|
|
2368 if (retval == FAIL || STRLEN(buf) + STRLEN(fname) >= len)
|
|
|
2369 return FAIL;
|
|
|
2370
|
|
|
2371 /* Do not append ".", "/dir/." is equal to "/dir". */
|
|
|
2372 if (STRCMP(fname, ".") != 0)
|
|
|
2373 STRCAT(buf, fname);
|
|
|
2374
|
|
|
2375 return OK;
|
|
|
2376 }
|
|
|
2377
|
|
|
2378 /*
|
|
|
2379 * Return TRUE if "fname" does not depend on the current directory.
|
|
|
2380 */
|
|
|
2381 int
|
|
|
2382 mch_isFullName(fname)
|
|
|
2383 char_u *fname;
|
|
|
2384 {
|
|
|
2385 #ifdef __EMX__
|
|
|
2386 return _fnisabs(fname);
|
|
|
2387 #else
|
|
|
2388 # ifdef VMS
|
|
|
2389 return ( fname[0] == '/' || fname[0] == '.' ||
|
|
|
2390 strchr((char *)fname,':') || strchr((char *)fname,'"') ||
|
|
|
2391 (strchr((char *)fname,'[') && strchr((char *)fname,']'))||
|
|
|
2392 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) );
|
|
|
2393 # else
|
|
|
2394 return (*fname == '/' || *fname == '~');
|
|
|
2395 # endif
|
|
|
2396 #endif
|
|
|
2397 }
|
|
|
2398
|
|
|
2399 /*
|
|
|
2400 * Get file permissions for 'name'.
|
|
|
2401 * Returns -1 when it doesn't exist.
|
|
|
2402 */
|
|
|
2403 long
|
|
|
2404 mch_getperm(name)
|
|
|
2405 char_u *name;
|
|
|
2406 {
|
|
|
2407 struct stat statb;
|
|
|
2408
|
|
|
2409 /* Keep the #ifdef outside of stat(), it may be a macro. */
|
|
|
2410 #ifdef VMS
|
|
|
2411 if (stat((char *)vms_fixfilename(name), &statb))
|
|
|
2412 #else
|
|
|
2413 if (stat((char *)name, &statb))
|
|
|
2414 #endif
|
|
|
2415 return -1;
|
|
|
2416 return statb.st_mode;
|
|
|
2417 }
|
|
|
2418
|
|
|
2419 /*
|
|
|
2420 * set file permission for 'name' to 'perm'
|
|
|
2421 *
|
|
|
2422 * return FAIL for failure, OK otherwise
|
|
|
2423 */
|
|
|
2424 int
|
|
|
2425 mch_setperm(name, perm)
|
|
|
2426 char_u *name;
|
|
|
2427 long perm;
|
|
|
2428 {
|
|
|
2429 return (chmod((char *)
|
|
|
2430 #ifdef VMS
|
|
|
2431 vms_fixfilename(name),
|
|
|
2432 #else
|
|
|
2433 name,
|
|
|
2434 #endif
|
|
|
2435 (mode_t)perm) == 0 ? OK : FAIL);
|
|
|
2436 }
|
|
|
2437
|
|
|
2438 #if defined(HAVE_ACL) || defined(PROTO)
|
|
|
2439 # ifdef HAVE_SYS_ACL_H
|
|
|
2440 # include <sys/acl.h>
|
|
|
2441 # endif
|
|
|
2442 # ifdef HAVE_SYS_ACCESS_H
|
|
|
2443 # include <sys/access.h>
|
|
|
2444 # endif
|
|
|
2445
|
|
|
2446 # ifdef HAVE_SOLARIS_ACL
|
|
|
2447 typedef struct vim_acl_solaris_T {
|
|
|
2448 int acl_cnt;
|
|
|
2449 aclent_t *acl_entry;
|
|
|
2450 } vim_acl_solaris_T;
|
|
|
2451 # endif
|
|
|
2452
|
|
|
2453 /*
|
|
|
2454 * Return a pointer to the ACL of file "fname" in allocated memory.
|
|
|
2455 * Return NULL if the ACL is not available for whatever reason.
|
|
|
2456 */
|
|
|
2457 vim_acl_T
|
|
|
2458 mch_get_acl(fname)
|
|
|
2459 char_u *fname;
|
|
|
2460 {
|
|
|
2461 vim_acl_T ret = NULL;
|
|
|
2462 #ifdef HAVE_POSIX_ACL
|
|
|
2463 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS);
|
|
|
2464 #else
|
|
|
2465 #ifdef HAVE_SOLARIS_ACL
|
|
|
2466 vim_acl_solaris_T *aclent;
|
|
|
2467
|
|
|
2468 aclent = malloc(sizeof(vim_acl_solaris_T));
|
|
|
2469 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0)
|
|
|
2470 {
|
|
|
2471 free(aclent);
|
|
|
2472 return NULL;
|
|
|
2473 }
|
|
|
2474 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t));
|
|
|
2475 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0)
|
|
|
2476 {
|
|
|
2477 free(aclent->acl_entry);
|
|
|
2478 free(aclent);
|
|
|
2479 return NULL;
|
|
|
2480 }
|
|
|
2481 ret = (vim_acl_T)aclent;
|
|
|
2482 #else
|
|
|
2483 #if defined(HAVE_AIX_ACL)
|
|
|
2484 int aclsize;
|
|
|
2485 struct acl *aclent;
|
|
|
2486
|
|
|
2487 aclsize = sizeof(struct acl);
|
|
|
2488 aclent = malloc(aclsize);
|
|
|
2489 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
|
2490 {
|
|
|
2491 if (errno == ENOSPC)
|
|
|
2492 {
|
|
|
2493 aclsize = aclent->acl_len;
|
|
|
2494 aclent = realloc(aclent, aclsize);
|
|
|
2495 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
|
2496 {
|
|
|
2497 free(aclent);
|
|
|
2498 return NULL;
|
|
|
2499 }
|
|
|
2500 }
|
|
|
2501 else
|
|
|
2502 {
|
|
|
2503 free(aclent);
|
|
|
2504 return NULL;
|
|
|
2505 }
|
|
|
2506 }
|
|
|
2507 ret = (vim_acl_T)aclent;
|
|
|
2508 #endif /* HAVE_AIX_ACL */
|
|
|
2509 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2510 #endif /* HAVE_POSIX_ACL */
|
|
|
2511 return ret;
|
|
|
2512 }
|
|
|
2513
|
|
|
2514 /*
|
|
|
2515 * Set the ACL of file "fname" to "acl" (unless it's NULL).
|
|
|
2516 */
|
|
|
2517 void
|
|
|
2518 mch_set_acl(fname, aclent)
|
|
|
2519 char_u *fname;
|
|
|
2520 vim_acl_T aclent;
|
|
|
2521 {
|
|
|
2522 if (aclent == NULL)
|
|
|
2523 return;
|
|
|
2524 #ifdef HAVE_POSIX_ACL
|
|
|
2525 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent);
|
|
|
2526 #else
|
|
|
2527 #ifdef HAVE_SOLARIS_ACL
|
|
|
2528 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt,
|
|
|
2529 ((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
|
2530 #else
|
|
|
2531 #ifdef HAVE_AIX_ACL
|
|
|
2532 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len);
|
|
|
2533 #endif /* HAVE_AIX_ACL */
|
|
|
2534 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2535 #endif /* HAVE_POSIX_ACL */
|
|
|
2536 }
|
|
|
2537
|
|
|
2538 void
|
|
|
2539 mch_free_acl(aclent)
|
|
|
2540 vim_acl_T aclent;
|
|
|
2541 {
|
|
|
2542 if (aclent == NULL)
|
|
|
2543 return;
|
|
|
2544 #ifdef HAVE_POSIX_ACL
|
|
|
2545 acl_free((acl_t)aclent);
|
|
|
2546 #else
|
|
|
2547 #ifdef HAVE_SOLARIS_ACL
|
|
|
2548 free(((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
|
2549 free(aclent);
|
|
|
2550 #else
|
|
|
2551 #ifdef HAVE_AIX_ACL
|
|
|
2552 free(aclent);
|
|
|
2553 #endif /* HAVE_AIX_ACL */
|
|
|
2554 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2555 #endif /* HAVE_POSIX_ACL */
|
|
|
2556 }
|
|
|
2557 #endif
|
|
|
2558
|
|
|
2559 /*
|
|
|
2560 * Set hidden flag for "name".
|
|
|
2561 */
|
|
|
2562 /* ARGSUSED */
|
|
|
2563 void
|
|
|
2564 mch_hide(name)
|
|
|
2565 char_u *name;
|
|
|
2566 {
|
|
|
2567 /* can't hide a file */
|
|
|
2568 }
|
|
|
2569
|
|
|
2570 /*
|
|
|
2571 * return TRUE if "name" is a directory
|
|
|
2572 * return FALSE if "name" is not a directory
|
|
|
2573 * return FALSE for error
|
|
|
2574 */
|
|
|
2575 int
|
|
|
2576 mch_isdir(name)
|
|
|
2577 char_u *name;
|
|
|
2578 {
|
|
|
2579 struct stat statb;
|
|
|
2580
|
|
|
2581 if (*name == NUL) /* Some stat()s don't flag "" as an error. */
|
|
|
2582 return FALSE;
|
|
|
2583 if (stat((char *)name, &statb))
|
|
|
2584 return FALSE;
|
|
|
2585 #ifdef _POSIX_SOURCE
|
|
|
2586 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE);
|
|
|
2587 #else
|
|
|
2588 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE);
|
|
|
2589 #endif
|
|
|
2590 }
|
|
|
2591
|
|
|
2592 #if defined(FEAT_EVAL) || defined(PROTO)
|
|
|
2593
|
|
|
2594 static int executable_file __ARGS((char_u *name));
|
|
|
2595
|
|
|
2596 /*
|
|
|
2597 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist.
|
|
|
2598 */
|
|
|
2599 static int
|
|
|
2600 executable_file(name)
|
|
|
2601 char_u *name;
|
|
|
2602 {
|
|
|
2603 struct stat st;
|
|
|
2604
|
|
|
2605 if (stat((char *)name, &st))
|
|
|
2606 return 0;
|
|
|
2607 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0;
|
|
|
2608 }
|
|
|
2609
|
|
|
2610 /*
|
|
|
2611 * Return 1 if "name" can be found in $PATH and executed, 0 if not.
|
|
|
2612 * Return -1 if unknown.
|
|
|
2613 */
|
|
|
2614 int
|
|
|
2615 mch_can_exe(name)
|
|
|
2616 char_u *name;
|
|
|
2617 {
|
|
|
2618 char_u *buf;
|
|
|
2619 char_u *p, *e;
|
|
|
2620 int retval;
|
|
|
2621
|
|
|
2622 /* If it's an absolute or relative path don't need to use $PATH. */
|
|
|
2623 if (mch_isFullName(name) || (name[0] == '.' && (name[1] == '/'
|
|
|
2624 || (name[1] == '.' && name[2] == '/'))))
|
|
|
2625 return executable_file(name);
|
|
|
2626
|
|
|
2627 p = (char_u *)getenv("PATH");
|
|
|
2628 if (p == NULL || *p == NUL)
|
|
|
2629 return -1;
|
|
|
2630 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2));
|
|
|
2631 if (buf == NULL)
|
|
|
2632 return -1;
|
|
|
2633
|
|
|
2634 /*
|
|
|
2635 * Walk through all entries in $PATH to check if "name" exists there and
|
|
|
2636 * is an executable file.
|
|
|
2637 */
|
|
|
2638 for (;;)
|
|
|
2639 {
|
|
|
2640 e = (char_u *)strchr((char *)p, ':');
|
|
|
2641 if (e == NULL)
|
|
|
2642 e = p + STRLEN(p);
|
|
|
2643 if (e - p <= 1) /* empty entry means current dir */
|
|
|
2644 STRCPY(buf, "./");
|
|
|
2645 else
|
|
|
2646 {
|
|
|
2647 STRNCPY(buf, p, e - p);
|
|
|
2648 buf[e - p] = NUL;
|
|
|
2649 add_pathsep(buf);
|
|
|
2650 }
|
|
|
2651 STRCAT(buf, name);
|
|
|
2652 retval = executable_file(buf);
|
|
|
2653 if (retval == 1)
|
|
|
2654 break;
|
|
|
2655
|
|
|
2656 if (*e != ':')
|
|
|
2657 break;
|
|
|
2658 p = e + 1;
|
|
|
2659 }
|
|
|
2660
|
|
|
2661 vim_free(buf);
|
|
|
2662 return retval;
|
|
|
2663 }
|
|
|
2664 #endif
|
|
|
2665
|
|
|
2666 /*
|
|
|
2667 * Check what "name" is:
|
|
|
2668 * NODE_NORMAL: file or directory (or doesn't exist)
|
|
|
2669 * NODE_WRITABLE: writable device, socket, fifo, etc.
|
|
|
2670 * NODE_OTHER: non-writable things
|
|
|
2671 */
|
|
|
2672 int
|
|
|
2673 mch_nodetype(name)
|
|
|
2674 char_u *name;
|
|
|
2675 {
|
|
|
2676 struct stat st;
|
|
|
2677
|
|
|
2678 if (stat((char *)name, &st))
|
|
|
2679 return NODE_NORMAL;
|
|
|
2680 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode))
|
|
|
2681 return NODE_NORMAL;
|
|
|
2682 #ifndef OS2
|
|
|
2683 if (S_ISBLK(st.st_mode)) /* block device isn't writable */
|
|
|
2684 return NODE_OTHER;
|
|
|
2685 #endif
|
|
|
2686 /* Everything else is writable? */
|
|
|
2687 return NODE_WRITABLE;
|
|
|
2688 }
|
|
|
2689
|
|
|
2690 void
|
|
|
2691 mch_early_init()
|
|
|
2692 {
|
|
|
2693 #ifdef HAVE_CHECK_STACK_GROWTH
|
|
|
2694 int i;
|
|
180
|
2695
|
|
7
|
2696 check_stack_growth((char *)&i);
|
|
|
2697
|
|
180
|
2698 # ifdef HAVE_STACK_LIMIT
|
|
7
|
2699 get_stack_limit();
|
|
|
2700 # endif
|
|
|
2701
|
|
|
2702 #endif
|
|
|
2703
|
|
|
2704 /*
|
|
|
2705 * Setup an alternative stack for signals. Helps to catch signals when
|
|
|
2706 * running out of stack space.
|
|
|
2707 * Use of sigaltstack() is preferred, it's more portable.
|
|
|
2708 * Ignore any errors.
|
|
|
2709 */
|
|
|
2710 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
2711 signal_stack = malloc(SIGSTKSZ);
|
|
|
2712 init_signal_stack();
|
|
|
2713 #endif
|
|
|
2714 }
|
|
|
2715
|
|
|
2716 static void exit_scroll __ARGS((void));
|
|
|
2717
|
|
|
2718 /*
|
|
|
2719 * Output a newline when exiting.
|
|
|
2720 * Make sure the newline goes to the same stream as the text.
|
|
|
2721 */
|
|
|
2722 static void
|
|
|
2723 exit_scroll()
|
|
|
2724 {
|
|
167
|
2725 if (silent_mode)
|
|
|
2726 return;
|
|
7
|
2727 if (newline_on_exit || msg_didout)
|
|
|
2728 {
|
|
|
2729 if (msg_use_printf())
|
|
|
2730 {
|
|
|
2731 if (info_message)
|
|
|
2732 mch_msg("\n");
|
|
|
2733 else
|
|
|
2734 mch_errmsg("\r\n");
|
|
|
2735 }
|
|
|
2736 else
|
|
|
2737 out_char('\n');
|
|
|
2738 }
|
|
|
2739 else
|
|
|
2740 {
|
|
|
2741 restore_cterm_colors(); /* get original colors back */
|
|
|
2742 msg_clr_eos_force(); /* clear the rest of the display */
|
|
|
2743 windgoto((int)Rows - 1, 0); /* may have moved the cursor */
|
|
|
2744 }
|
|
|
2745 }
|
|
|
2746
|
|
|
2747 void
|
|
|
2748 mch_exit(r)
|
|
|
2749 int r;
|
|
|
2750 {
|
|
|
2751 exiting = TRUE;
|
|
|
2752
|
|
|
2753 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD)
|
|
|
2754 x11_export_final_selection();
|
|
|
2755 #endif
|
|
|
2756
|
|
|
2757 #ifdef FEAT_GUI
|
|
|
2758 if (!gui.in_use)
|
|
|
2759 #endif
|
|
|
2760 {
|
|
|
2761 settmode(TMODE_COOK);
|
|
|
2762 #ifdef FEAT_TITLE
|
|
|
2763 mch_restore_title(3); /* restore xterm title and icon name */
|
|
|
2764 #endif
|
|
|
2765 /*
|
|
|
2766 * When t_ti is not empty but it doesn't cause swapping terminal
|
|
|
2767 * pages, need to output a newline when msg_didout is set. But when
|
|
|
2768 * t_ti does swap pages it should not go to the shell page. Do this
|
|
|
2769 * before stoptermcap().
|
|
|
2770 */
|
|
|
2771 if (swapping_screen() && !newline_on_exit)
|
|
|
2772 exit_scroll();
|
|
|
2773
|
|
|
2774 /* Stop termcap: May need to check for T_CRV response, which
|
|
|
2775 * requires RAW mode. */
|
|
|
2776 stoptermcap();
|
|
|
2777
|
|
|
2778 /*
|
|
|
2779 * A newline is only required after a message in the alternate screen.
|
|
|
2780 * This is set to TRUE by wait_return().
|
|
|
2781 */
|
|
|
2782 if (!swapping_screen() || newline_on_exit)
|
|
|
2783 exit_scroll();
|
|
|
2784
|
|
|
2785 /* Cursor may have been switched off without calling starttermcap()
|
|
|
2786 * when doing "vim -u vimrc" and vimrc contains ":q". */
|
|
|
2787 if (full_screen)
|
|
|
2788 cursor_on();
|
|
|
2789 }
|
|
|
2790 out_flush();
|
|
|
2791 ml_close_all(TRUE); /* remove all memfiles */
|
|
|
2792 may_core_dump();
|
|
|
2793 #ifdef FEAT_GUI
|
|
|
2794 if (gui.in_use)
|
|
|
2795 gui_exit(r);
|
|
|
2796 #endif
|
|
167
|
2797
|
|
|
2798 #if defined(MACOS_X) && defined(FEAT_MBYTE)
|
|
|
2799 mac_conv_cleanup();
|
|
|
2800 #endif
|
|
|
2801
|
|
7
|
2802 #ifdef __QNX__
|
|
|
2803 /* A core dump won't be created if the signal handler
|
|
|
2804 * doesn't return, so we can't call exit() */
|
|
|
2805 if (deadly_signal != 0)
|
|
|
2806 return;
|
|
|
2807 #endif
|
|
|
2808
|
|
33
|
2809 #ifdef FEAT_NETBEANS_INTG
|
|
|
2810 if (usingNetbeans)
|
|
|
2811 netbeans_send_disconnect();
|
|
|
2812 #endif
|
|
7
|
2813 exit(r);
|
|
|
2814 }
|
|
|
2815
|
|
|
2816 static void
|
|
|
2817 may_core_dump()
|
|
|
2818 {
|
|
|
2819 if (deadly_signal != 0)
|
|
|
2820 {
|
|
|
2821 signal(deadly_signal, SIG_DFL);
|
|
|
2822 kill(getpid(), deadly_signal); /* Die using the signal we caught */
|
|
|
2823 }
|
|
|
2824 }
|
|
|
2825
|
|
|
2826 #ifndef VMS
|
|
|
2827
|
|
|
2828 void
|
|
|
2829 mch_settmode(tmode)
|
|
|
2830 int tmode;
|
|
|
2831 {
|
|
|
2832 static int first = TRUE;
|
|
|
2833
|
|
|
2834 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
|
2835 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
|
2836 /*
|
|
|
2837 * for "new" tty systems
|
|
|
2838 */
|
|
|
2839 # ifdef HAVE_TERMIOS_H
|
|
|
2840 static struct termios told;
|
|
|
2841 struct termios tnew;
|
|
|
2842 # else
|
|
|
2843 static struct termio told;
|
|
|
2844 struct termio tnew;
|
|
|
2845 # endif
|
|
|
2846
|
|
|
2847 if (first)
|
|
|
2848 {
|
|
|
2849 first = FALSE;
|
|
|
2850 # if defined(HAVE_TERMIOS_H)
|
|
|
2851 tcgetattr(read_cmd_fd, &told);
|
|
|
2852 # else
|
|
|
2853 ioctl(read_cmd_fd, TCGETA, &told);
|
|
|
2854 # endif
|
|
|
2855 }
|
|
|
2856
|
|
|
2857 tnew = told;
|
|
|
2858 if (tmode == TMODE_RAW)
|
|
|
2859 {
|
|
|
2860 /*
|
|
|
2861 * ~ICRNL enables typing ^V^M
|
|
|
2862 */
|
|
|
2863 tnew.c_iflag &= ~ICRNL;
|
|
|
2864 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE
|
|
|
2865 # if defined(IEXTEN) && !defined(__MINT__)
|
|
|
2866 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */
|
|
|
2867 /* but it breaks function keys on MINT */
|
|
|
2868 # endif
|
|
|
2869 );
|
|
|
2870 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */
|
|
|
2871 tnew.c_oflag &= ~ONLCR;
|
|
|
2872 # endif
|
|
|
2873 tnew.c_cc[VMIN] = 1; /* return after 1 char */
|
|
|
2874 tnew.c_cc[VTIME] = 0; /* don't wait */
|
|
|
2875 }
|
|
|
2876 else if (tmode == TMODE_SLEEP)
|
|
|
2877 tnew.c_lflag &= ~(ECHO);
|
|
|
2878
|
|
|
2879 # if defined(HAVE_TERMIOS_H)
|
|
|
2880 {
|
|
|
2881 int n = 10;
|
|
|
2882
|
|
|
2883 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a
|
|
|
2884 * few times. */
|
|
|
2885 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1
|
|
|
2886 && errno == EINTR && n > 0)
|
|
|
2887 --n;
|
|
|
2888 }
|
|
|
2889 # else
|
|
|
2890 ioctl(read_cmd_fd, TCSETA, &tnew);
|
|
|
2891 # endif
|
|
|
2892
|
|
|
2893 #else
|
|
|
2894
|
|
|
2895 /*
|
|
|
2896 * for "old" tty systems
|
|
|
2897 */
|
|
|
2898 # ifndef TIOCSETN
|
|
|
2899 # define TIOCSETN TIOCSETP /* for hpux 9.0 */
|
|
|
2900 # endif
|
|
|
2901 static struct sgttyb ttybold;
|
|
|
2902 struct sgttyb ttybnew;
|
|
|
2903
|
|
|
2904 if (first)
|
|
|
2905 {
|
|
|
2906 first = FALSE;
|
|
|
2907 ioctl(read_cmd_fd, TIOCGETP, &ttybold);
|
|
|
2908 }
|
|
|
2909
|
|
|
2910 ttybnew = ttybold;
|
|
|
2911 if (tmode == TMODE_RAW)
|
|
|
2912 {
|
|
|
2913 ttybnew.sg_flags &= ~(CRMOD | ECHO);
|
|
|
2914 ttybnew.sg_flags |= RAW;
|
|
|
2915 }
|
|
|
2916 else if (tmode == TMODE_SLEEP)
|
|
|
2917 ttybnew.sg_flags &= ~(ECHO);
|
|
|
2918 ioctl(read_cmd_fd, TIOCSETN, &ttybnew);
|
|
|
2919 #endif
|
|
|
2920 curr_tmode = tmode;
|
|
|
2921 }
|
|
|
2922
|
|
|
2923 /*
|
|
|
2924 * Try to get the code for "t_kb" from the stty setting
|
|
|
2925 *
|
|
|
2926 * Even if termcap claims a backspace key, the user's setting *should*
|
|
|
2927 * prevail. stty knows more about reality than termcap does, and if
|
|
|
2928 * somebody's usual erase key is DEL (which, for most BSD users, it will
|
|
|
2929 * be), they're going to get really annoyed if their erase key starts
|
|
|
2930 * doing forward deletes for no reason. (Eric Fischer)
|
|
|
2931 */
|
|
|
2932 void
|
|
|
2933 get_stty()
|
|
|
2934 {
|
|
|
2935 char_u buf[2];
|
|
|
2936 char_u *p;
|
|
|
2937
|
|
|
2938 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
|
2939 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
|
2940 /* for "new" tty systems */
|
|
|
2941 # ifdef HAVE_TERMIOS_H
|
|
|
2942 struct termios keys;
|
|
|
2943 # else
|
|
|
2944 struct termio keys;
|
|
|
2945 # endif
|
|
|
2946
|
|
|
2947 # if defined(HAVE_TERMIOS_H)
|
|
|
2948 if (tcgetattr(read_cmd_fd, &keys) != -1)
|
|
|
2949 # else
|
|
|
2950 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1)
|
|
|
2951 # endif
|
|
|
2952 {
|
|
|
2953 buf[0] = keys.c_cc[VERASE];
|
|
|
2954 intr_char = keys.c_cc[VINTR];
|
|
|
2955 #else
|
|
|
2956 /* for "old" tty systems */
|
|
|
2957 struct sgttyb keys;
|
|
|
2958
|
|
|
2959 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1)
|
|
|
2960 {
|
|
|
2961 buf[0] = keys.sg_erase;
|
|
|
2962 intr_char = keys.sg_kill;
|
|
|
2963 #endif
|
|
|
2964 buf[1] = NUL;
|
|
|
2965 add_termcode((char_u *)"kb", buf, FALSE);
|
|
|
2966
|
|
|
2967 /*
|
|
|
2968 * If <BS> and <DEL> are now the same, redefine <DEL>.
|
|
|
2969 */
|
|
|
2970 p = find_termcode((char_u *)"kD");
|
|
|
2971 if (p != NULL && p[0] == buf[0] && p[1] == buf[1])
|
|
|
2972 do_fixdel(NULL);
|
|
|
2973 }
|
|
|
2974 #if 0
|
|
|
2975 } /* to keep cindent happy */
|
|
|
2976 #endif
|
|
|
2977 }
|
|
|
2978
|
|
|
2979 #endif /* VMS */
|
|
|
2980
|
|
|
2981 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
|
2982 /*
|
|
|
2983 * Set mouse clicks on or off.
|
|
|
2984 */
|
|
|
2985 void
|
|
|
2986 mch_setmouse(on)
|
|
|
2987 int on;
|
|
|
2988 {
|
|
|
2989 static int ison = FALSE;
|
|
|
2990 int xterm_mouse_vers;
|
|
|
2991
|
|
|
2992 if (on == ison) /* return quickly if nothing to do */
|
|
|
2993 return;
|
|
|
2994
|
|
|
2995 xterm_mouse_vers = use_xterm_mouse();
|
|
|
2996 if (xterm_mouse_vers > 0)
|
|
|
2997 {
|
|
|
2998 if (on) /* enable mouse events, use mouse tracking if available */
|
|
|
2999 out_str_nf((char_u *)
|
|
|
3000 (xterm_mouse_vers > 1
|
|
|
3001 ? IF_EB("\033[?1002h", ESC_STR "[?1002h")
|
|
|
3002 : IF_EB("\033[?1000h", ESC_STR "[?1000h")));
|
|
|
3003 else /* disable mouse events, could probably always send the same */
|
|
|
3004 out_str_nf((char_u *)
|
|
|
3005 (xterm_mouse_vers > 1
|
|
|
3006 ? IF_EB("\033[?1002l", ESC_STR "[?1002l")
|
|
|
3007 : IF_EB("\033[?1000l", ESC_STR "[?1000l")));
|
|
|
3008 ison = on;
|
|
|
3009 }
|
|
|
3010
|
|
|
3011 # ifdef FEAT_MOUSE_DEC
|
|
|
3012 else if (ttym_flags == TTYM_DEC)
|
|
|
3013 {
|
|
|
3014 if (on) /* enable mouse events */
|
|
|
3015 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{");
|
|
|
3016 else /* disable mouse events */
|
|
|
3017 out_str_nf((char_u *)"\033['z");
|
|
|
3018 ison = on;
|
|
|
3019 }
|
|
|
3020 # endif
|
|
|
3021
|
|
|
3022 # ifdef FEAT_MOUSE_GPM
|
|
|
3023 else
|
|
|
3024 {
|
|
|
3025 if (on)
|
|
|
3026 {
|
|
|
3027 if (gpm_open())
|
|
|
3028 ison = TRUE;
|
|
|
3029 }
|
|
|
3030 else
|
|
|
3031 {
|
|
|
3032 gpm_close();
|
|
|
3033 ison = FALSE;
|
|
|
3034 }
|
|
|
3035 }
|
|
|
3036 # endif
|
|
|
3037
|
|
|
3038 # ifdef FEAT_MOUSE_JSB
|
|
|
3039 else
|
|
|
3040 {
|
|
|
3041 if (on)
|
|
|
3042 {
|
|
|
3043 /* D - Enable Mouse up/down messages
|
|
|
3044 * L - Enable Left Button Reporting
|
|
|
3045 * M - Enable Middle Button Reporting
|
|
|
3046 * R - Enable Right Button Reporting
|
|
|
3047 * K - Enable SHIFT and CTRL key Reporting
|
|
|
3048 * + - Enable Advanced messaging of mouse moves and up/down messages
|
|
|
3049 * Q - Quiet No Ack
|
|
|
3050 * # - Numeric value of mouse pointer required
|
|
|
3051 * 0 = Multiview 2000 cursor, used as standard
|
|
|
3052 * 1 = Windows Arrow
|
|
|
3053 * 2 = Windows I Beam
|
|
|
3054 * 3 = Windows Hour Glass
|
|
|
3055 * 4 = Windows Cross Hair
|
|
|
3056 * 5 = Windows UP Arrow
|
|
|
3057 */
|
|
|
3058 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */
|
|
|
3059 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\",
|
|
|
3060 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\"));
|
|
|
3061 #else
|
|
|
3062 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\",
|
|
|
3063 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\"));
|
|
|
3064 #endif
|
|
|
3065 ison = TRUE;
|
|
|
3066 }
|
|
|
3067 else
|
|
|
3068 {
|
|
|
3069 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\",
|
|
|
3070 ESC_STR "[0~ZwQ" ESC_STR "\\"));
|
|
|
3071 ison = FALSE;
|
|
|
3072 }
|
|
|
3073 }
|
|
|
3074 # endif
|
|
|
3075 # ifdef FEAT_MOUSE_PTERM
|
|
|
3076 else
|
|
|
3077 {
|
|
|
3078 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */
|
|
|
3079 if (on)
|
|
|
3080 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l");
|
|
|
3081 else
|
|
|
3082 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h");
|
|
|
3083 ison = on;
|
|
|
3084 }
|
|
|
3085 # endif
|
|
|
3086 }
|
|
|
3087
|
|
|
3088 /*
|
|
|
3089 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options.
|
|
|
3090 */
|
|
|
3091 void
|
|
|
3092 check_mouse_termcode()
|
|
|
3093 {
|
|
|
3094 # ifdef FEAT_MOUSE_XTERM
|
|
|
3095 if (use_xterm_mouse()
|
|
|
3096 # ifdef FEAT_GUI
|
|
|
3097 && !gui.in_use
|
|
|
3098 # endif
|
|
|
3099 )
|
|
|
3100 {
|
|
|
3101 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
|
180
|
3102 ? IF_EB("\233M", CSI_STR "M")
|
|
|
3103 : IF_EB("\033[M", ESC_STR "[M")));
|
|
7
|
3104 if (*p_mouse != NUL)
|
|
|
3105 {
|
|
|
3106 /* force mouse off and maybe on to send possibly new mouse
|
|
|
3107 * activation sequence to the xterm, with(out) drag tracing. */
|
|
|
3108 mch_setmouse(FALSE);
|
|
|
3109 setmouse();
|
|
|
3110 }
|
|
|
3111 }
|
|
|
3112 else
|
|
|
3113 del_mouse_termcode(KS_MOUSE);
|
|
|
3114 # endif
|
|
|
3115
|
|
|
3116 # ifdef FEAT_MOUSE_GPM
|
|
|
3117 if (!use_xterm_mouse()
|
|
|
3118 # ifdef FEAT_GUI
|
|
|
3119 && !gui.in_use
|
|
|
3120 # endif
|
|
|
3121 )
|
|
|
3122 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG"));
|
|
|
3123 # endif
|
|
|
3124
|
|
|
3125 # ifdef FEAT_MOUSE_JSB
|
|
|
3126 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */
|
|
|
3127 if (!use_xterm_mouse()
|
|
|
3128 # ifdef FEAT_GUI
|
|
|
3129 && !gui.in_use
|
|
|
3130 # endif
|
|
|
3131 )
|
|
|
3132 set_mouse_termcode(KS_JSBTERM_MOUSE,
|
|
|
3133 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw"));
|
|
|
3134 else
|
|
|
3135 del_mouse_termcode(KS_JSBTERM_MOUSE);
|
|
|
3136 # endif
|
|
|
3137
|
|
|
3138 # ifdef FEAT_MOUSE_NET
|
|
180
|
3139 /* There is no conflict, but one may type "ESC }" from Insert mode. Don't
|
|
7
|
3140 * define it in the GUI or when using an xterm. */
|
|
|
3141 if (!use_xterm_mouse()
|
|
|
3142 # ifdef FEAT_GUI
|
|
|
3143 && !gui.in_use
|
|
|
3144 # endif
|
|
|
3145 )
|
|
|
3146 set_mouse_termcode(KS_NETTERM_MOUSE,
|
|
|
3147 (char_u *)IF_EB("\033}", ESC_STR "}"));
|
|
|
3148 else
|
|
|
3149 del_mouse_termcode(KS_NETTERM_MOUSE);
|
|
|
3150 # endif
|
|
|
3151
|
|
|
3152 # ifdef FEAT_MOUSE_DEC
|
|
|
3153 /* conflicts with xterm mouse: "\033[" and "\033[M" */
|
|
|
3154 if (!use_xterm_mouse()
|
|
|
3155 # ifdef FEAT_GUI
|
|
|
3156 && !gui.in_use
|
|
|
3157 # endif
|
|
|
3158 )
|
|
180
|
3159 set_mouse_termcode(KS_DEC_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
|
|
3160 ? IF_EB("\233", CSI_STR) : IF_EB("\033[", ESC_STR "[")));
|
|
7
|
3161 else
|
|
|
3162 del_mouse_termcode(KS_DEC_MOUSE);
|
|
|
3163 # endif
|
|
|
3164 # ifdef FEAT_MOUSE_PTERM
|
|
|
3165 /* same as the dec mouse */
|
|
|
3166 if (!use_xterm_mouse()
|
|
|
3167 # ifdef FEAT_GUI
|
|
|
3168 && !gui.in_use
|
|
|
3169 # endif
|
|
|
3170 )
|
|
|
3171 set_mouse_termcode(KS_PTERM_MOUSE,
|
|
|
3172 (char_u *) IF_EB("\033[", ESC_STR "["));
|
|
|
3173 else
|
|
|
3174 del_mouse_termcode(KS_PTERM_MOUSE);
|
|
|
3175 # endif
|
|
|
3176 }
|
|
|
3177 #endif
|
|
|
3178
|
|
|
3179 /*
|
|
|
3180 * set screen mode, always fails.
|
|
|
3181 */
|
|
|
3182 /* ARGSUSED */
|
|
|
3183 int
|
|
|
3184 mch_screenmode(arg)
|
|
|
3185 char_u *arg;
|
|
|
3186 {
|
|
|
3187 EMSG(_(e_screenmode));
|
|
|
3188 return FAIL;
|
|
|
3189 }
|
|
|
3190
|
|
|
3191 #ifndef VMS
|
|
|
3192
|
|
|
3193 /*
|
|
|
3194 * Try to get the current window size:
|
|
|
3195 * 1. with an ioctl(), most accurate method
|
|
|
3196 * 2. from the environment variables LINES and COLUMNS
|
|
|
3197 * 3. from the termcap
|
|
|
3198 * 4. keep using the old values
|
|
|
3199 * Return OK when size could be determined, FAIL otherwise.
|
|
|
3200 */
|
|
|
3201 int
|
|
|
3202 mch_get_shellsize()
|
|
|
3203 {
|
|
|
3204 long rows = 0;
|
|
|
3205 long columns = 0;
|
|
|
3206 char_u *p;
|
|
|
3207
|
|
|
3208 /*
|
|
|
3209 * For OS/2 use _scrsize().
|
|
|
3210 */
|
|
|
3211 # ifdef __EMX__
|
|
|
3212 {
|
|
|
3213 int s[2];
|
|
|
3214
|
|
|
3215 _scrsize(s);
|
|
|
3216 columns = s[0];
|
|
|
3217 rows = s[1];
|
|
|
3218 }
|
|
|
3219 # endif
|
|
|
3220
|
|
|
3221 /*
|
|
|
3222 * 1. try using an ioctl. It is the most accurate method.
|
|
|
3223 *
|
|
|
3224 * Try using TIOCGWINSZ first, some systems that have it also define
|
|
|
3225 * TIOCGSIZE but don't have a struct ttysize.
|
|
|
3226 */
|
|
|
3227 # ifdef TIOCGWINSZ
|
|
|
3228 {
|
|
|
3229 struct winsize ws;
|
|
|
3230 int fd = 1;
|
|
|
3231
|
|
|
3232 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
|
3233 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
|
3234 fd = read_cmd_fd;
|
|
|
3235 if (ioctl(fd, TIOCGWINSZ, &ws) == 0)
|
|
|
3236 {
|
|
|
3237 columns = ws.ws_col;
|
|
|
3238 rows = ws.ws_row;
|
|
|
3239 }
|
|
|
3240 }
|
|
|
3241 # else /* TIOCGWINSZ */
|
|
|
3242 # ifdef TIOCGSIZE
|
|
|
3243 {
|
|
|
3244 struct ttysize ts;
|
|
|
3245 int fd = 1;
|
|
|
3246
|
|
|
3247 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
|
3248 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
|
3249 fd = read_cmd_fd;
|
|
|
3250 if (ioctl(fd, TIOCGSIZE, &ts) == 0)
|
|
|
3251 {
|
|
|
3252 columns = ts.ts_cols;
|
|
|
3253 rows = ts.ts_lines;
|
|
|
3254 }
|
|
|
3255 }
|
|
|
3256 # endif /* TIOCGSIZE */
|
|
|
3257 # endif /* TIOCGWINSZ */
|
|
|
3258
|
|
|
3259 /*
|
|
|
3260 * 2. get size from environment
|
|
164
|
3261 * When being POSIX compliant ('|' flag in 'cpoptions') this overrules
|
|
|
3262 * the ioctl() values!
|
|
7
|
3263 */
|
|
164
|
3264 if (columns == 0 || rows == 0 || vim_strchr(p_cpo, CPO_TSIZE) != NULL)
|
|
7
|
3265 {
|
|
|
3266 if ((p = (char_u *)getenv("LINES")))
|
|
|
3267 rows = atoi((char *)p);
|
|
|
3268 if ((p = (char_u *)getenv("COLUMNS")))
|
|
|
3269 columns = atoi((char *)p);
|
|
|
3270 }
|
|
|
3271
|
|
|
3272 #ifdef HAVE_TGETENT
|
|
|
3273 /*
|
|
|
3274 * 3. try reading "co" and "li" entries from termcap
|
|
|
3275 */
|
|
|
3276 if (columns == 0 || rows == 0)
|
|
|
3277 getlinecol(&columns, &rows);
|
|
|
3278 #endif
|
|
|
3279
|
|
|
3280 /*
|
|
|
3281 * 4. If everything fails, use the old values
|
|
|
3282 */
|
|
|
3283 if (columns <= 0 || rows <= 0)
|
|
|
3284 return FAIL;
|
|
|
3285
|
|
|
3286 Rows = rows;
|
|
|
3287 Columns = columns;
|
|
|
3288 return OK;
|
|
|
3289 }
|
|
|
3290
|
|
|
3291 /*
|
|
|
3292 * Try to set the window size to Rows and Columns.
|
|
|
3293 */
|
|
|
3294 void
|
|
|
3295 mch_set_shellsize()
|
|
|
3296 {
|
|
|
3297 if (*T_CWS)
|
|
|
3298 {
|
|
|
3299 /*
|
|
|
3300 * NOTE: if you get an error here that term_set_winsize() is
|
|
|
3301 * undefined, check the output of configure. It could probably not
|
|
|
3302 * find a ncurses, termcap or termlib library.
|
|
|
3303 */
|
|
|
3304 term_set_winsize((int)Rows, (int)Columns);
|
|
|
3305 out_flush();
|
|
|
3306 screen_start(); /* don't know where cursor is now */
|
|
|
3307 }
|
|
|
3308 }
|
|
|
3309
|
|
|
3310 #endif /* VMS */
|
|
|
3311
|
|
|
3312 /*
|
|
|
3313 * Rows and/or Columns has changed.
|
|
|
3314 */
|
|
|
3315 void
|
|
|
3316 mch_new_shellsize()
|
|
|
3317 {
|
|
|
3318 /* Nothing to do. */
|
|
|
3319 }
|
|
|
3320
|
|
167
|
3321 #ifndef USE_SYSTEM
|
|
|
3322 static void append_ga_line __ARGS((garray_T *gap));
|
|
|
3323
|
|
|
3324 /*
|
|
|
3325 * Append the text in "gap" below the cursor line and clear "gap".
|
|
|
3326 */
|
|
|
3327 static void
|
|
|
3328 append_ga_line(gap)
|
|
|
3329 garray_T *gap;
|
|
|
3330 {
|
|
|
3331 /* Remove trailing CR. */
|
|
|
3332 if (gap->ga_len > 0
|
|
|
3333 && !curbuf->b_p_bin
|
|
|
3334 && ((char_u *)gap->ga_data)[gap->ga_len - 1] == CAR)
|
|
|
3335 --gap->ga_len;
|
|
|
3336 ga_append(gap, NUL);
|
|
|
3337 ml_append(curwin->w_cursor.lnum++, gap->ga_data, 0, FALSE);
|
|
|
3338 gap->ga_len = 0;
|
|
|
3339 }
|
|
|
3340 #endif
|
|
|
3341
|
|
7
|
3342 int
|
|
|
3343 mch_call_shell(cmd, options)
|
|
|
3344 char_u *cmd;
|
|
|
3345 int options; /* SHELL_*, see vim.h */
|
|
|
3346 {
|
|
|
3347 #ifdef VMS
|
|
|
3348 char *ifn = NULL;
|
|
|
3349 char *ofn = NULL;
|
|
|
3350 #endif
|
|
|
3351 int tmode = cur_tmode;
|
|
|
3352 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */
|
|
|
3353 int x;
|
|
|
3354 # ifndef __EMX__
|
|
|
3355 char_u *newcmd; /* only needed for unix */
|
|
|
3356 # else
|
|
|
3357 /*
|
|
|
3358 * Set the preferred shell in the EMXSHELL environment variable (but
|
|
|
3359 * only if it is different from what is already in the environment).
|
|
|
3360 * Emx then takes care of whether to use "/c" or "-c" in an
|
|
|
3361 * intelligent way. Simply pass the whole thing to emx's system() call.
|
|
|
3362 * Emx also starts an interactive shell if system() is passed an empty
|
|
|
3363 * string.
|
|
|
3364 */
|
|
|
3365 char_u *p, *old;
|
|
|
3366
|
|
|
3367 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh))
|
|
|
3368 {
|
|
|
3369 /* should check HAVE_SETENV, but I know we don't have it. */
|
|
|
3370 p = alloc(10 + strlen(p_sh));
|
|
|
3371 if (p)
|
|
|
3372 {
|
|
|
3373 sprintf((char *)p, "EMXSHELL=%s", p_sh);
|
|
|
3374 putenv((char *)p); /* don't free the pointer! */
|
|
|
3375 }
|
|
|
3376 }
|
|
|
3377 # endif
|
|
|
3378
|
|
|
3379 out_flush();
|
|
|
3380
|
|
|
3381 if (options & SHELL_COOKED)
|
|
|
3382 settmode(TMODE_COOK); /* set to normal mode */
|
|
|
3383
|
|
|
3384 # ifdef __EMX__
|
|
|
3385 if (cmd == NULL)
|
|
|
3386 x = system(""); /* this starts an interactive shell in emx */
|
|
|
3387 else
|
|
|
3388 x = system((char *)cmd);
|
|
|
3389 /* system() returns -1 when error occurs in starting shell */
|
|
|
3390 if (x == -1 && !emsg_silent)
|
|
|
3391 {
|
|
|
3392 MSG_PUTS(_("\nCannot execute shell "));
|
|
|
3393 msg_outtrans(p_sh);
|
|
|
3394 msg_putchar('\n');
|
|
|
3395 }
|
|
|
3396 # else /* not __EMX__ */
|
|
|
3397 if (cmd == NULL)
|
|
|
3398 x = system((char *)p_sh);
|
|
|
3399 else
|
|
|
3400 {
|
|
|
3401 # ifdef VMS
|
|
|
3402 if (ofn = strchr((char *)cmd, '>'))
|
|
|
3403 *ofn++ = '\0';
|
|
|
3404 if (ifn = strchr((char *)cmd, '<'))
|
|
|
3405 {
|
|
|
3406 char *p;
|
|
|
3407
|
|
|
3408 *ifn++ = '\0';
|
|
|
3409 p = strchr(ifn,' '); /* chop off any trailing spaces */
|
|
|
3410 if (p)
|
|
|
3411 *p = '\0';
|
|
|
3412 }
|
|
|
3413 if (ofn)
|
|
|
3414 x = vms_sys((char *)cmd, ofn, ifn);
|
|
|
3415 else
|
|
|
3416 x = system((char *)cmd);
|
|
|
3417 # else
|
|
|
3418 newcmd = lalloc(STRLEN(p_sh)
|
|
|
3419 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg))
|
|
|
3420 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE);
|
|
|
3421 if (newcmd == NULL)
|
|
|
3422 x = 0;
|
|
|
3423 else
|
|
|
3424 {
|
|
|
3425 sprintf((char *)newcmd, "%s %s %s %s", p_sh,
|
|
|
3426 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg,
|
|
|
3427 (char *)p_shcf,
|
|
|
3428 (char *)cmd);
|
|
|
3429 x = system((char *)newcmd);
|
|
|
3430 vim_free(newcmd);
|
|
|
3431 }
|
|
|
3432 # endif
|
|
|
3433 }
|
|
|
3434 # ifdef VMS
|
|
|
3435 x = vms_sys_status(x);
|
|
|
3436 # endif
|
|
|
3437 if (emsg_silent)
|
|
|
3438 ;
|
|
|
3439 else if (x == 127)
|
|
|
3440 MSG_PUTS(_("\nCannot execute shell sh\n"));
|
|
|
3441 # endif /* __EMX__ */
|
|
|
3442 else if (x && !(options & SHELL_SILENT))
|
|
|
3443 {
|
|
|
3444 MSG_PUTS(_("\nshell returned "));
|
|
|
3445 msg_outnum((long)x);
|
|
|
3446 msg_putchar('\n');
|
|
|
3447 }
|
|
|
3448
|
|
|
3449 if (tmode == TMODE_RAW)
|
|
|
3450 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
3451 # ifdef FEAT_TITLE
|
|
|
3452 resettitle();
|
|
|
3453 # endif
|
|
|
3454 return x;
|
|
|
3455
|
|
|
3456 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */
|
|
|
3457
|
|
167
|
3458 # define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use
|
|
|
3459 127, some shells use that already */
|
|
7
|
3460
|
|
|
3461 char_u *newcmd = NULL;
|
|
|
3462 pid_t pid;
|
|
167
|
3463 pid_t wpid = 0;
|
|
7
|
3464 pid_t wait_pid = 0;
|
|
|
3465 # ifdef HAVE_UNION_WAIT
|
|
|
3466 union wait status;
|
|
|
3467 # else
|
|
|
3468 int status = -1;
|
|
|
3469 # endif
|
|
|
3470 int retval = -1;
|
|
|
3471 char **argv = NULL;
|
|
|
3472 int argc;
|
|
|
3473 int i;
|
|
|
3474 char_u *p;
|
|
|
3475 int inquote;
|
|
167
|
3476 int pty_master_fd = -1; /* for pty's */
|
|
7
|
3477 # ifdef FEAT_GUI
|
|
|
3478 int pty_slave_fd = -1;
|
|
|
3479 char *tty_name;
|
|
167
|
3480 # endif
|
|
7
|
3481 int fd_toshell[2]; /* for pipes */
|
|
|
3482 int fd_fromshell[2];
|
|
|
3483 int pipe_error = FALSE;
|
|
167
|
3484 # ifdef HAVE_SETENV
|
|
7
|
3485 char envbuf[50];
|
|
167
|
3486 # else
|
|
7
|
3487 static char envbuf_Rows[20];
|
|
|
3488 static char envbuf_Columns[20];
|
|
|
3489 # endif
|
|
|
3490 int did_settmode = FALSE; /* TRUE when settmode(TMODE_RAW) called */
|
|
|
3491
|
|
|
3492 out_flush();
|
|
|
3493 if (options & SHELL_COOKED)
|
|
|
3494 settmode(TMODE_COOK); /* set to normal mode */
|
|
|
3495
|
|
|
3496 /*
|
|
|
3497 * 1: find number of arguments
|
|
|
3498 * 2: separate them and built argv[]
|
|
|
3499 */
|
|
|
3500 newcmd = vim_strsave(p_sh);
|
|
|
3501 if (newcmd == NULL) /* out of memory */
|
|
|
3502 goto error;
|
|
|
3503 for (i = 0; i < 2; ++i)
|
|
|
3504 {
|
|
|
3505 p = newcmd;
|
|
|
3506 inquote = FALSE;
|
|
|
3507 argc = 0;
|
|
|
3508 for (;;)
|
|
|
3509 {
|
|
|
3510 if (i == 1)
|
|
|
3511 argv[argc] = (char *)p;
|
|
|
3512 ++argc;
|
|
|
3513 while (*p && (inquote || (*p != ' ' && *p != TAB)))
|
|
|
3514 {
|
|
|
3515 if (*p == '"')
|
|
|
3516 inquote = !inquote;
|
|
|
3517 ++p;
|
|
|
3518 }
|
|
|
3519 if (*p == NUL)
|
|
|
3520 break;
|
|
|
3521 if (i == 1)
|
|
|
3522 *p++ = NUL;
|
|
|
3523 p = skipwhite(p);
|
|
|
3524 }
|
|
|
3525 if (i == 0)
|
|
|
3526 {
|
|
|
3527 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *)));
|
|
|
3528 if (argv == NULL) /* out of memory */
|
|
|
3529 goto error;
|
|
|
3530 }
|
|
|
3531 }
|
|
|
3532 if (cmd != NULL)
|
|
|
3533 {
|
|
|
3534 if (extra_shell_arg != NULL)
|
|
|
3535 argv[argc++] = (char *)extra_shell_arg;
|
|
|
3536 argv[argc++] = (char *)p_shcf;
|
|
|
3537 argv[argc++] = (char *)cmd;
|
|
|
3538 }
|
|
|
3539 argv[argc] = NULL;
|
|
|
3540
|
|
167
|
3541 /*
|
|
|
3542 * For the GUI, when writing the output into the buffer and when reading
|
|
|
3543 * input from the buffer: Try using a pseudo-tty to get the stdin/stdout
|
|
|
3544 * of the executed command into the Vim window. Or use a pipe.
|
|
|
3545 */
|
|
|
3546 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3547 # ifdef FEAT_GUI
|
|
167
|
3548 || (gui.in_use && show_shell_mess)
|
|
|
3549 # endif
|
|
|
3550 )
|
|
7
|
3551 {
|
|
167
|
3552 # ifdef FEAT_GUI
|
|
7
|
3553 /*
|
|
|
3554 * Try to open a master pty.
|
|
|
3555 * If this works, open the slave pty.
|
|
|
3556 * If the slave can't be opened, close the master pty.
|
|
|
3557 */
|
|
167
|
3558 if (p_guipty && !(options & (SHELL_READ|SHELL_WRITE)))
|
|
7
|
3559 {
|
|
|
3560 pty_master_fd = OpenPTY(&tty_name); /* open pty */
|
|
|
3561 if (pty_master_fd >= 0 && ((pty_slave_fd =
|
|
|
3562 open(tty_name, O_RDWR | O_EXTRA, 0)) < 0))
|
|
|
3563 {
|
|
|
3564 close(pty_master_fd);
|
|
|
3565 pty_master_fd = -1;
|
|
|
3566 }
|
|
|
3567 }
|
|
|
3568 /*
|
|
|
3569 * If not opening a pty or it didn't work, try using pipes.
|
|
|
3570 */
|
|
|
3571 if (pty_master_fd < 0)
|
|
167
|
3572 # endif
|
|
7
|
3573 {
|
|
|
3574 pipe_error = (pipe(fd_toshell) < 0);
|
|
|
3575 if (!pipe_error) /* pipe create OK */
|
|
|
3576 {
|
|
|
3577 pipe_error = (pipe(fd_fromshell) < 0);
|
|
|
3578 if (pipe_error) /* pipe create failed */
|
|
|
3579 {
|
|
|
3580 close(fd_toshell[0]);
|
|
|
3581 close(fd_toshell[1]);
|
|
|
3582 }
|
|
|
3583 }
|
|
|
3584 if (pipe_error)
|
|
|
3585 {
|
|
|
3586 MSG_PUTS(_("\nCannot create pipes\n"));
|
|
|
3587 out_flush();
|
|
|
3588 }
|
|
|
3589 }
|
|
|
3590 }
|
|
|
3591
|
|
|
3592 if (!pipe_error) /* pty or pipe opened or not used */
|
|
|
3593 {
|
|
|
3594 # ifdef __BEOS__
|
|
|
3595 beos_cleanup_read_thread();
|
|
|
3596 # endif
|
|
|
3597 if ((pid = fork()) == -1) /* maybe we should use vfork() */
|
|
|
3598 {
|
|
|
3599 MSG_PUTS(_("\nCannot fork\n"));
|
|
167
|
3600 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3601 # ifdef FEAT_GUI
|
|
167
|
3602 || (gui.in_use && show_shell_mess)
|
|
|
3603 # endif
|
|
|
3604 )
|
|
7
|
3605 {
|
|
167
|
3606 # ifdef FEAT_GUI
|
|
7
|
3607 if (pty_master_fd >= 0) /* close the pseudo tty */
|
|
|
3608 {
|
|
|
3609 close(pty_master_fd);
|
|
|
3610 close(pty_slave_fd);
|
|
|
3611 }
|
|
|
3612 else /* close the pipes */
|
|
167
|
3613 # endif
|
|
7
|
3614 {
|
|
|
3615 close(fd_toshell[0]);
|
|
|
3616 close(fd_toshell[1]);
|
|
|
3617 close(fd_fromshell[0]);
|
|
|
3618 close(fd_fromshell[1]);
|
|
|
3619 }
|
|
|
3620 }
|
|
|
3621 }
|
|
|
3622 else if (pid == 0) /* child */
|
|
|
3623 {
|
|
|
3624 reset_signals(); /* handle signals normally */
|
|
|
3625
|
|
|
3626 if (!show_shell_mess || (options & SHELL_EXPAND))
|
|
|
3627 {
|
|
|
3628 int fd;
|
|
|
3629
|
|
|
3630 /*
|
|
|
3631 * Don't want to show any message from the shell. Can't just
|
|
|
3632 * close stdout and stderr though, because some systems will
|
|
|
3633 * break if you try to write to them after that, so we must
|
|
|
3634 * use dup() to replace them with something else -- webb
|
|
|
3635 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang,
|
|
|
3636 * waiting for input.
|
|
|
3637 */
|
|
|
3638 fd = open("/dev/null", O_RDWR | O_EXTRA, 0);
|
|
|
3639 fclose(stdin);
|
|
|
3640 fclose(stdout);
|
|
|
3641 fclose(stderr);
|
|
|
3642
|
|
|
3643 /*
|
|
|
3644 * If any of these open()'s and dup()'s fail, we just continue
|
|
|
3645 * anyway. It's not fatal, and on most systems it will make
|
|
|
3646 * no difference at all. On a few it will cause the execvp()
|
|
|
3647 * to exit with a non-zero status even when the completion
|
|
|
3648 * could be done, which is nothing too serious. If the open()
|
|
|
3649 * or dup() failed we'd just do the same thing ourselves
|
|
|
3650 * anyway -- webb
|
|
|
3651 */
|
|
|
3652 if (fd >= 0)
|
|
|
3653 {
|
|
|
3654 dup(fd); /* To replace stdin (file descriptor 0) */
|
|
|
3655 dup(fd); /* To replace stdout (file descriptor 1) */
|
|
|
3656 dup(fd); /* To replace stderr (file descriptor 2) */
|
|
|
3657
|
|
|
3658 /* Don't need this now that we've duplicated it */
|
|
|
3659 close(fd);
|
|
|
3660 }
|
|
|
3661 }
|
|
167
|
3662 else if ((options & (SHELL_READ|SHELL_WRITE))
|
|
7
|
3663 # ifdef FEAT_GUI
|
|
167
|
3664 || gui.in_use
|
|
|
3665 # endif
|
|
|
3666 )
|
|
7
|
3667 {
|
|
|
3668
|
|
167
|
3669 # ifdef HAVE_SETSID
|
|
7
|
3670 (void)setsid();
|
|
167
|
3671 # endif
|
|
|
3672 # ifdef FEAT_GUI
|
|
7
|
3673 /* push stream discipline modules */
|
|
|
3674 if (options & SHELL_COOKED)
|
|
|
3675 SetupSlavePTY(pty_slave_fd);
|
|
|
3676 # ifdef TIOCSCTTY
|
|
|
3677 /* try to become controlling tty (probably doesn't work,
|
|
|
3678 * unless run by root) */
|
|
|
3679 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL);
|
|
|
3680 # endif
|
|
167
|
3681 # endif
|
|
7
|
3682 /* Simulate to have a dumb terminal (for now) */
|
|
167
|
3683 # ifdef HAVE_SETENV
|
|
7
|
3684 setenv("TERM", "dumb", 1);
|
|
|
3685 sprintf((char *)envbuf, "%ld", Rows);
|
|
|
3686 setenv("ROWS", (char *)envbuf, 1);
|
|
|
3687 sprintf((char *)envbuf, "%ld", Rows);
|
|
|
3688 setenv("LINES", (char *)envbuf, 1);
|
|
|
3689 sprintf((char *)envbuf, "%ld", Columns);
|
|
|
3690 setenv("COLUMNS", (char *)envbuf, 1);
|
|
167
|
3691 # else
|
|
7
|
3692 /*
|
|
|
3693 * Putenv does not copy the string, it has to remain valid.
|
|
|
3694 * Use a static array to avoid loosing allocated memory.
|
|
|
3695 */
|
|
|
3696 putenv("TERM=dumb");
|
|
|
3697 sprintf(envbuf_Rows, "ROWS=%ld", Rows);
|
|
|
3698 putenv(envbuf_Rows);
|
|
|
3699 sprintf(envbuf_Rows, "LINES=%ld", Rows);
|
|
|
3700 putenv(envbuf_Rows);
|
|
|
3701 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns);
|
|
|
3702 putenv(envbuf_Columns);
|
|
167
|
3703 # endif
|
|
|
3704
|
|
|
3705 # ifdef FEAT_GUI
|
|
7
|
3706 if (pty_master_fd >= 0)
|
|
|
3707 {
|
|
|
3708 close(pty_master_fd); /* close master side of pty */
|
|
|
3709
|
|
|
3710 /* set up stdin/stdout/stderr for the child */
|
|
|
3711 close(0);
|
|
|
3712 dup(pty_slave_fd);
|
|
|
3713 close(1);
|
|
|
3714 dup(pty_slave_fd);
|
|
|
3715 close(2);
|
|
|
3716 dup(pty_slave_fd);
|
|
|
3717
|
|
|
3718 close(pty_slave_fd); /* has been dupped, close it now */
|
|
|
3719 }
|
|
|
3720 else
|
|
167
|
3721 # endif
|
|
7
|
3722 {
|
|
|
3723 /* set up stdin for the child */
|
|
|
3724 close(fd_toshell[1]);
|
|
|
3725 close(0);
|
|
|
3726 dup(fd_toshell[0]);
|
|
|
3727 close(fd_toshell[0]);
|
|
|
3728
|
|
|
3729 /* set up stdout for the child */
|
|
|
3730 close(fd_fromshell[0]);
|
|
|
3731 close(1);
|
|
|
3732 dup(fd_fromshell[1]);
|
|
|
3733 close(fd_fromshell[1]);
|
|
|
3734
|
|
|
3735 /* set up stderr for the child */
|
|
|
3736 close(2);
|
|
|
3737 dup(1);
|
|
|
3738 }
|
|
|
3739 }
|
|
167
|
3740
|
|
7
|
3741 /*
|
|
|
3742 * There is no type cast for the argv, because the type may be
|
|
|
3743 * different on different machines. This may cause a warning
|
|
|
3744 * message with strict compilers, don't worry about it.
|
|
|
3745 * Call _exit() instead of exit() to avoid closing the connection
|
|
|
3746 * to the X server (esp. with GTK, which uses atexit()).
|
|
|
3747 */
|
|
|
3748 execvp(argv[0], argv);
|
|
|
3749 _exit(EXEC_FAILED); /* exec failed, return failure code */
|
|
|
3750 }
|
|
|
3751 else /* parent */
|
|
|
3752 {
|
|
|
3753 /*
|
|
|
3754 * While child is running, ignore terminating signals.
|
|
167
|
3755 * Do catch CTRL-C, so that "got_int" is set.
|
|
7
|
3756 */
|
|
|
3757 catch_signals(SIG_IGN, SIG_ERR);
|
|
167
|
3758 catch_int_signal();
|
|
7
|
3759
|
|
|
3760 /*
|
|
|
3761 * For the GUI we redirect stdin, stdout and stderr to our window.
|
|
167
|
3762 * This is also used to pipe stdin/stdout to/from the external
|
|
|
3763 * command.
|
|
7
|
3764 */
|
|
167
|
3765 if ((options & (SHELL_READ|SHELL_WRITE))
|
|
|
3766 # ifdef FEAT_GUI
|
|
|
3767 || (gui.in_use && show_shell_mess)
|
|
|
3768 # endif
|
|
|
3769 )
|
|
7
|
3770 {
|
|
167
|
3771 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */
|
|
7
|
3772 char_u buffer[BUFLEN + 1];
|
|
167
|
3773 # ifdef FEAT_MBYTE
|
|
7
|
3774 int buffer_off = 0; /* valid bytes in buffer[] */
|
|
167
|
3775 # endif
|
|
7
|
3776 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */
|
|
|
3777 int ta_len = 0; /* valid bytes in ta_buf[] */
|
|
|
3778 int len;
|
|
|
3779 int p_more_save;
|
|
|
3780 int old_State;
|
|
|
3781 int c;
|
|
|
3782 int toshell_fd;
|
|
|
3783 int fromshell_fd;
|
|
167
|
3784 garray_T ga;
|
|
|
3785 int noread_cnt;
|
|
|
3786
|
|
|
3787 # ifdef FEAT_GUI
|
|
7
|
3788 if (pty_master_fd >= 0)
|
|
|
3789 {
|
|
|
3790 close(pty_slave_fd); /* close slave side of pty */
|
|
|
3791 fromshell_fd = pty_master_fd;
|
|
|
3792 toshell_fd = dup(pty_master_fd);
|
|
|
3793 }
|
|
|
3794 else
|
|
167
|
3795 # endif
|
|
7
|
3796 {
|
|
|
3797 close(fd_toshell[0]);
|
|
|
3798 close(fd_fromshell[1]);
|
|
|
3799 toshell_fd = fd_toshell[1];
|
|
|
3800 fromshell_fd = fd_fromshell[0];
|
|
|
3801 }
|
|
|
3802
|
|
|
3803 /*
|
|
|
3804 * Write to the child if there are typed characters.
|
|
|
3805 * Read from the child if there are characters available.
|
|
|
3806 * Repeat the reading a few times if more characters are
|
|
|
3807 * available. Need to check for typed keys now and then, but
|
|
|
3808 * not too often (delays when no chars are available).
|
|
|
3809 * This loop is quit if no characters can be read from the pty
|
|
|
3810 * (WaitForChar detected special condition), or there are no
|
|
|
3811 * characters available and the child has exited.
|
|
|
3812 * Only check if the child has exited when there is no more
|
|
|
3813 * output. The child may exit before all the output has
|
|
|
3814 * been printed.
|
|
|
3815 *
|
|
|
3816 * Currently this busy loops!
|
|
|
3817 * This can probably dead-lock when the write blocks!
|
|
|
3818 */
|
|
|
3819 p_more_save = p_more;
|
|
|
3820 p_more = FALSE;
|
|
|
3821 old_State = State;
|
|
|
3822 State = EXTERNCMD; /* don't redraw at window resize */
|
|
|
3823
|
|
167
|
3824 if (options & SHELL_WRITE && toshell_fd >= 0)
|
|
|
3825 {
|
|
|
3826 /* Fork a process that will write the lines to the
|
|
|
3827 * external program. */
|
|
|
3828 if ((wpid = fork()) == -1)
|
|
|
3829 {
|
|
|
3830 MSG_PUTS(_("\nCannot fork\n"));
|
|
|
3831 }
|
|
|
3832 else if (wpid == 0)
|
|
|
3833 {
|
|
|
3834 linenr_T lnum = curbuf->b_op_start.lnum;
|
|
|
3835 int written = 0;
|
|
|
3836 char_u *p = ml_get(lnum);
|
|
|
3837 char_u *s;
|
|
|
3838 size_t l;
|
|
|
3839
|
|
|
3840 /* child */
|
|
177
|
3841 close(fromshell_fd);
|
|
167
|
3842 for (;;)
|
|
|
3843 {
|
|
|
3844 l = STRLEN(p + written);
|
|
|
3845 if (l == 0)
|
|
|
3846 len = 0;
|
|
|
3847 else if (p[written] == NL)
|
|
|
3848 /* NL -> NUL translation */
|
|
|
3849 len = write(toshell_fd, "", (size_t)1);
|
|
|
3850 else
|
|
|
3851 {
|
|
|
3852 s = vim_strchr(p + written, NL);
|
|
|
3853 len = write(toshell_fd, (char *)p + written,
|
|
|
3854 s == NULL ? l : s - (p + written));
|
|
|
3855 }
|
|
|
3856 if (len == l)
|
|
|
3857 {
|
|
|
3858 /* Finished a line, add a NL, unless this line
|
|
|
3859 * should not have one. */
|
|
|
3860 if (lnum != curbuf->b_op_end.lnum
|
|
|
3861 || !curbuf->b_p_bin
|
|
|
3862 || (lnum != write_no_eol_lnum
|
|
|
3863 && (lnum !=
|
|
|
3864 curbuf->b_ml.ml_line_count
|
|
|
3865 || curbuf->b_p_eol)))
|
|
|
3866 write(toshell_fd, "\n", (size_t)1);
|
|
|
3867 ++lnum;
|
|
|
3868 if (lnum > curbuf->b_op_end.lnum)
|
|
|
3869 {
|
|
|
3870 /* finished all the lines, close pipe */
|
|
|
3871 close(toshell_fd);
|
|
|
3872 toshell_fd = -1;
|
|
|
3873 break;
|
|
|
3874 }
|
|
|
3875 p = ml_get(lnum);
|
|
|
3876 written = 0;
|
|
|
3877 }
|
|
|
3878 else if (len > 0)
|
|
|
3879 written += len;
|
|
|
3880 }
|
|
|
3881 _exit(0);
|
|
|
3882 }
|
|
|
3883 else
|
|
|
3884 {
|
|
|
3885 close(toshell_fd);
|
|
|
3886 toshell_fd = -1;
|
|
|
3887 }
|
|
|
3888 }
|
|
|
3889
|
|
|
3890 if (options & SHELL_READ)
|
|
|
3891 ga_init2(&ga, 1, BUFLEN);
|
|
|
3892
|
|
|
3893 noread_cnt = 0;
|
|
|
3894
|
|
7
|
3895 for (;;)
|
|
|
3896 {
|
|
|
3897 /*
|
|
|
3898 * Check if keys have been typed, write them to the child
|
|
|
3899 * if there are any. Don't do this if we are expanding
|
|
|
3900 * wild cards (would eat typeahead). Don't get extra
|
|
|
3901 * characters when we already have one.
|
|
167
|
3902 * Don't read characters unless we didn't get output for a
|
|
|
3903 * while, avoids that ":r !ls" eats typeahead.
|
|
7
|
3904 */
|
|
|
3905 len = 0;
|
|
|
3906 if (!(options & SHELL_EXPAND)
|
|
|
3907 && (ta_len > 0
|
|
167
|
3908 || (noread_cnt > 4
|
|
|
3909 && (len = ui_inchar(ta_buf,
|
|
|
3910 BUFLEN, 10L, 0)) > 0)))
|
|
7
|
3911 {
|
|
|
3912 /*
|
|
|
3913 * For pipes:
|
|
|
3914 * Check for CTRL-C: send interrupt signal to child.
|
|
|
3915 * Check for CTRL-D: EOF, close pipe to child.
|
|
|
3916 */
|
|
|
3917 if (len == 1 && (pty_master_fd < 0 || cmd != NULL))
|
|
|
3918 {
|
|
167
|
3919 # ifdef SIGINT
|
|
7
|
3920 /*
|
|
|
3921 * Send SIGINT to the child's group or all
|
|
|
3922 * processes in our group.
|
|
|
3923 */
|
|
|
3924 if (ta_buf[ta_len] == Ctrl_C
|
|
|
3925 || ta_buf[ta_len] == intr_char)
|
|
167
|
3926 {
|
|
|
3927 # ifdef HAVE_SETSID
|
|
7
|
3928 kill(-pid, SIGINT);
|
|
167
|
3929 # else
|
|
7
|
3930 kill(0, SIGINT);
|
|
|
3931 # endif
|
|
167
|
3932 if (wpid > 0)
|
|
|
3933 kill(wpid, SIGINT);
|
|
|
3934 }
|
|
|
3935 # endif
|
|
7
|
3936 if (pty_master_fd < 0 && toshell_fd >= 0
|
|
|
3937 && ta_buf[ta_len] == Ctrl_D)
|
|
|
3938 {
|
|
|
3939 close(toshell_fd);
|
|
|
3940 toshell_fd = -1;
|
|
|
3941 }
|
|
|
3942 }
|
|
|
3943
|
|
|
3944 /* replace K_BS by <BS> and K_DEL by <DEL> */
|
|
|
3945 for (i = ta_len; i < ta_len + len; ++i)
|
|
|
3946 {
|
|
|
3947 if (ta_buf[i] == CSI && len - i > 2)
|
|
|
3948 {
|
|
|
3949 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]);
|
|
|
3950 if (c == K_DEL || c == K_KDEL || c == K_BS)
|
|
|
3951 {
|
|
|
3952 mch_memmove(ta_buf + i + 1, ta_buf + i + 3,
|
|
|
3953 (size_t)(len - i - 2));
|
|
|
3954 if (c == K_DEL || c == K_KDEL)
|
|
|
3955 ta_buf[i] = DEL;
|
|
|
3956 else
|
|
|
3957 ta_buf[i] = Ctrl_H;
|
|
|
3958 len -= 2;
|
|
|
3959 }
|
|
|
3960 }
|
|
|
3961 else if (ta_buf[i] == '\r')
|
|
|
3962 ta_buf[i] = '\n';
|
|
167
|
3963 # ifdef FEAT_MBYTE
|
|
7
|
3964 if (has_mbyte)
|
|
|
3965 i += (*mb_ptr2len_check)(ta_buf + i) - 1;
|
|
167
|
3966 # endif
|
|
7
|
3967 }
|
|
|
3968
|
|
|
3969 /*
|
|
|
3970 * For pipes: echo the typed characters.
|
|
|
3971 * For a pty this does not seem to work.
|
|
|
3972 */
|
|
|
3973 if (pty_master_fd < 0)
|
|
|
3974 {
|
|
|
3975 for (i = ta_len; i < ta_len + len; ++i)
|
|
|
3976 {
|
|
|
3977 if (ta_buf[i] == '\n' || ta_buf[i] == '\b')
|
|
|
3978 msg_putchar(ta_buf[i]);
|
|
167
|
3979 # ifdef FEAT_MBYTE
|
|
7
|
3980 else if (has_mbyte)
|
|
|
3981 {
|
|
|
3982 int l = (*mb_ptr2len_check)(ta_buf + i);
|
|
|
3983
|
|
|
3984 msg_outtrans_len(ta_buf + i, l);
|
|
|
3985 i += l - 1;
|
|
|
3986 }
|
|
167
|
3987 # endif
|
|
7
|
3988 else
|
|
|
3989 msg_outtrans_len(ta_buf + i, 1);
|
|
|
3990 }
|
|
|
3991 windgoto(msg_row, msg_col);
|
|
|
3992 out_flush();
|
|
|
3993 }
|
|
|
3994
|
|
|
3995 ta_len += len;
|
|
|
3996
|
|
|
3997 /*
|
|
|
3998 * Write the characters to the child, unless EOF has
|
|
|
3999 * been typed for pipes. Write one character at a
|
|
|
4000 * time, to avoid loosing too much typeahead.
|
|
167
|
4001 * When writing buffer lines, drop the typed
|
|
|
4002 * characters (only check for CTRL-C).
|
|
7
|
4003 */
|
|
167
|
4004 if (options & SHELL_WRITE)
|
|
|
4005 ta_len = 0;
|
|
|
4006 else if (toshell_fd >= 0)
|
|
7
|
4007 {
|
|
|
4008 len = write(toshell_fd, (char *)ta_buf, (size_t)1);
|
|
|
4009 if (len > 0)
|
|
|
4010 {
|
|
|
4011 ta_len -= len;
|
|
|
4012 mch_memmove(ta_buf, ta_buf + len, ta_len);
|
|
167
|
4013 noread_cnt = 0;
|
|
7
|
4014 }
|
|
|
4015 }
|
|
|
4016 }
|
|
|
4017
|
|
167
|
4018 if (got_int)
|
|
|
4019 {
|
|
|
4020 /* CTRL-C sends a signal to the child, we ignore it
|
|
|
4021 * ourselves */
|
|
|
4022 # ifdef HAVE_SETSID
|
|
|
4023 kill(-pid, SIGINT);
|
|
|
4024 # else
|
|
|
4025 kill(0, SIGINT);
|
|
|
4026 # endif
|
|
|
4027 if (wpid > 0)
|
|
|
4028 kill(wpid, SIGINT);
|
|
|
4029 got_int = FALSE;
|
|
|
4030 }
|
|
|
4031
|
|
7
|
4032 /*
|
|
|
4033 * Check if the child has any characters to be printed.
|
|
|
4034 * Read them and write them to our window. Repeat this as
|
|
|
4035 * long as there is something to do, avoid the 10ms wait
|
|
|
4036 * for mch_inchar(), or sending typeahead characters to
|
|
|
4037 * the external process.
|
|
|
4038 * TODO: This should handle escape sequences, compatible
|
|
|
4039 * to some terminal (vt52?).
|
|
|
4040 */
|
|
167
|
4041 ++noread_cnt;
|
|
7
|
4042 while (RealWaitForChar(fromshell_fd, 10L, NULL))
|
|
|
4043 {
|
|
|
4044 len = read(fromshell_fd, (char *)buffer
|
|
167
|
4045 # ifdef FEAT_MBYTE
|
|
7
|
4046 + buffer_off, (size_t)(BUFLEN - buffer_off)
|
|
167
|
4047 # else
|
|
7
|
4048 , (size_t)BUFLEN
|
|
167
|
4049 # endif
|
|
7
|
4050 );
|
|
|
4051 if (len <= 0) /* end of file or error */
|
|
|
4052 goto finished;
|
|
167
|
4053
|
|
|
4054 noread_cnt = 0;
|
|
|
4055 if (options & SHELL_READ)
|
|
|
4056 {
|
|
|
4057 /* Do NUL -> NL translation, append NL separated
|
|
|
4058 * lines to the current buffer. */
|
|
|
4059 for (i = 0; i < len; ++i)
|
|
|
4060 {
|
|
|
4061 if (buffer[i] == NL)
|
|
|
4062 append_ga_line(&ga);
|
|
|
4063 else if (buffer[i] == NUL)
|
|
|
4064 ga_append(&ga, NL);
|
|
|
4065 else
|
|
|
4066 ga_append(&ga, buffer[i]);
|
|
|
4067 }
|
|
|
4068 }
|
|
|
4069 # ifdef FEAT_MBYTE
|
|
|
4070 else if (has_mbyte)
|
|
7
|
4071 {
|
|
|
4072 int l;
|
|
|
4073
|
|
167
|
4074 len += buffer_off;
|
|
|
4075 buffer[len] = NUL;
|
|
|
4076
|
|
7
|
4077 /* Check if the last character in buffer[] is
|
|
|
4078 * incomplete, keep these bytes for the next
|
|
|
4079 * round. */
|
|
|
4080 for (p = buffer; p < buffer + len; p += l)
|
|
|
4081 {
|
|
|
4082 if (enc_utf8) /* exclude composing chars */
|
|
|
4083 l = utf_ptr2len_check(p);
|
|
|
4084 else
|
|
|
4085 l = (*mb_ptr2len_check)(p);
|
|
|
4086 if (l == 0)
|
|
|
4087 l = 1; /* NUL byte? */
|
|
|
4088 else if (MB_BYTE2LEN(*p) != l)
|
|
|
4089 break;
|
|
|
4090 }
|
|
|
4091 if (p == buffer) /* no complete character */
|
|
|
4092 {
|
|
|
4093 /* avoid getting stuck at an illegal byte */
|
|
|
4094 if (len >= 12)
|
|
|
4095 ++p;
|
|
|
4096 else
|
|
|
4097 {
|
|
|
4098 buffer_off = len;
|
|
|
4099 continue;
|
|
|
4100 }
|
|
|
4101 }
|
|
|
4102 c = *p;
|
|
|
4103 *p = NUL;
|
|
|
4104 msg_puts(buffer);
|
|
|
4105 if (p < buffer + len)
|
|
|
4106 {
|
|
|
4107 *p = c;
|
|
|
4108 buffer_off = (buffer + len) - p;
|
|
|
4109 mch_memmove(buffer, p, buffer_off);
|
|
|
4110 continue;
|
|
|
4111 }
|
|
|
4112 buffer_off = 0;
|
|
|
4113 }
|
|
167
|
4114 # endif /* FEAT_MBYTE */
|
|
7
|
4115 else
|
|
|
4116 {
|
|
|
4117 buffer[len] = NUL;
|
|
|
4118 msg_puts(buffer);
|
|
|
4119 }
|
|
|
4120
|
|
|
4121 windgoto(msg_row, msg_col);
|
|
|
4122 cursor_on();
|
|
|
4123 out_flush();
|
|
|
4124 if (got_int)
|
|
|
4125 break;
|
|
|
4126 }
|
|
|
4127
|
|
|
4128 /*
|
|
|
4129 * Check if the child still exists, before checking for
|
|
|
4130 * typed characters (otherwise we would loose typeahead).
|
|
|
4131 */
|
|
167
|
4132 # ifdef __NeXT__
|
|
7
|
4133 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *) 0);
|
|
167
|
4134 # else
|
|
7
|
4135 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
167
|
4136 # endif
|
|
7
|
4137 if ((wait_pid == (pid_t)-1 && errno == ECHILD)
|
|
|
4138 || (wait_pid == pid && WIFEXITED(status)))
|
|
|
4139 {
|
|
|
4140 wait_pid = pid;
|
|
|
4141 break;
|
|
|
4142 }
|
|
|
4143 wait_pid = 0;
|
|
|
4144 }
|
|
|
4145 finished:
|
|
|
4146 p_more = p_more_save;
|
|
167
|
4147 if (options & SHELL_READ)
|
|
|
4148 {
|
|
|
4149 if (ga.ga_len > 0)
|
|
|
4150 {
|
|
|
4151 append_ga_line(&ga);
|
|
|
4152 /* remember that the NL was missing */
|
|
|
4153 write_no_eol_lnum = curwin->w_cursor.lnum;
|
|
|
4154 }
|
|
|
4155 else
|
|
|
4156 write_no_eol_lnum = 0;
|
|
|
4157 ga_clear(&ga);
|
|
|
4158 }
|
|
|
4159
|
|
7
|
4160 /*
|
|
|
4161 * Give all typeahead that wasn't used back to ui_inchar().
|
|
|
4162 */
|
|
|
4163 if (ta_len)
|
|
|
4164 ui_inchar_undo(ta_buf, ta_len);
|
|
|
4165 State = old_State;
|
|
|
4166 if (toshell_fd >= 0)
|
|
|
4167 close(toshell_fd);
|
|
|
4168 close(fromshell_fd);
|
|
|
4169 }
|
|
|
4170
|
|
|
4171 /*
|
|
|
4172 * Wait until our child has exited.
|
|
|
4173 * Ignore wait() returning pids of other children and returning
|
|
|
4174 * because of some signal like SIGWINCH.
|
|
|
4175 * Don't wait if wait_pid was already set above, indicating the
|
|
|
4176 * child already exited.
|
|
|
4177 */
|
|
|
4178 while (wait_pid != pid)
|
|
|
4179 {
|
|
167
|
4180 # ifdef _THREAD_SAFE
|
|
7
|
4181 /* Ugly hack: when compiled with Python threads are probably
|
|
|
4182 * used, in which case wait() sometimes hangs for no obvious
|
|
|
4183 * reason. Use waitpid() instead and loop (like the GUI). */
|
|
|
4184 # ifdef __NeXT__
|
|
|
4185 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0);
|
|
|
4186 # else
|
|
|
4187 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
|
4188 # endif
|
|
|
4189 if (wait_pid == 0)
|
|
|
4190 {
|
|
|
4191 /* Wait for 1/100 sec before trying again. */
|
|
|
4192 mch_delay(10L, TRUE);
|
|
|
4193 continue;
|
|
|
4194 }
|
|
167
|
4195 # else
|
|
7
|
4196 wait_pid = wait(&status);
|
|
167
|
4197 # endif
|
|
7
|
4198 if (wait_pid <= 0
|
|
|
4199 # ifdef ECHILD
|
|
|
4200 && errno == ECHILD
|
|
|
4201 # endif
|
|
|
4202 )
|
|
|
4203 break;
|
|
|
4204 }
|
|
|
4205
|
|
167
|
4206 /* Make sure the child that writes to the external program is
|
|
|
4207 * dead. */
|
|
|
4208 if (wpid > 0)
|
|
|
4209 kill(wpid, SIGKILL);
|
|
|
4210
|
|
7
|
4211 /*
|
|
|
4212 * Set to raw mode right now, otherwise a CTRL-C after
|
|
|
4213 * catch_signals() will kill Vim.
|
|
|
4214 */
|
|
|
4215 if (tmode == TMODE_RAW)
|
|
|
4216 settmode(TMODE_RAW);
|
|
|
4217 did_settmode = TRUE;
|
|
|
4218 set_signals();
|
|
|
4219
|
|
|
4220 if (WIFEXITED(status))
|
|
|
4221 {
|
|
129
|
4222 /* LINTED avoid "bitwise operation on signed value" */
|
|
7
|
4223 retval = WEXITSTATUS(status);
|
|
|
4224 if (retval && !emsg_silent)
|
|
|
4225 {
|
|
|
4226 if (retval == EXEC_FAILED)
|
|
|
4227 {
|
|
|
4228 MSG_PUTS(_("\nCannot execute shell "));
|
|
|
4229 msg_outtrans(p_sh);
|
|
|
4230 msg_putchar('\n');
|
|
|
4231 }
|
|
|
4232 else if (!(options & SHELL_SILENT))
|
|
|
4233 {
|
|
|
4234 MSG_PUTS(_("\nshell returned "));
|
|
|
4235 msg_outnum((long)retval);
|
|
|
4236 msg_putchar('\n');
|
|
|
4237 }
|
|
|
4238 }
|
|
|
4239 }
|
|
|
4240 else
|
|
|
4241 MSG_PUTS(_("\nCommand terminated\n"));
|
|
|
4242 }
|
|
|
4243 }
|
|
|
4244 vim_free(argv);
|
|
|
4245
|
|
|
4246 error:
|
|
|
4247 if (!did_settmode)
|
|
|
4248 if (tmode == TMODE_RAW)
|
|
|
4249 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
4250 # ifdef FEAT_TITLE
|
|
|
4251 resettitle();
|
|
|
4252 # endif
|
|
|
4253 vim_free(newcmd);
|
|
|
4254
|
|
|
4255 return retval;
|
|
|
4256
|
|
|
4257 #endif /* USE_SYSTEM */
|
|
|
4258 }
|
|
|
4259
|
|
|
4260 /*
|
|
|
4261 * Check for CTRL-C typed by reading all available characters.
|
|
|
4262 * In cooked mode we should get SIGINT, no need to check.
|
|
|
4263 */
|
|
|
4264 void
|
|
|
4265 mch_breakcheck()
|
|
|
4266 {
|
|
|
4267 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL))
|
|
|
4268 fill_input_buf(FALSE);
|
|
|
4269 }
|
|
|
4270
|
|
|
4271 /*
|
|
|
4272 * Wait "msec" msec until a character is available from the keyboard or from
|
|
|
4273 * inbuf[]. msec == -1 will block forever.
|
|
|
4274 * When a GUI is being used, this will never get called -- webb
|
|
|
4275 */
|
|
|
4276 static int
|
|
|
4277 WaitForChar(msec)
|
|
|
4278 long msec;
|
|
|
4279 {
|
|
|
4280 #ifdef FEAT_MOUSE_GPM
|
|
|
4281 int gpm_process_wanted;
|
|
|
4282 #endif
|
|
|
4283 #ifdef FEAT_XCLIPBOARD
|
|
|
4284 int rest;
|
|
|
4285 #endif
|
|
|
4286 int avail;
|
|
|
4287
|
|
|
4288 if (input_available()) /* something in inbuf[] */
|
|
|
4289 return 1;
|
|
|
4290
|
|
|
4291 #if defined(FEAT_MOUSE_DEC)
|
|
|
4292 /* May need to query the mouse position. */
|
|
|
4293 if (WantQueryMouse)
|
|
|
4294 {
|
|
|
4295 WantQueryMouse = 0;
|
|
|
4296 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5);
|
|
|
4297 }
|
|
|
4298 #endif
|
|
|
4299
|
|
|
4300 /*
|
|
|
4301 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse
|
|
|
4302 * events. This is a bit complicated, because they might both be defined.
|
|
|
4303 */
|
|
|
4304 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD)
|
|
|
4305 # ifdef FEAT_XCLIPBOARD
|
|
|
4306 rest = 0;
|
|
|
4307 if (do_xterm_trace())
|
|
|
4308 rest = msec;
|
|
|
4309 # endif
|
|
|
4310 do
|
|
|
4311 {
|
|
|
4312 # ifdef FEAT_XCLIPBOARD
|
|
|
4313 if (rest != 0)
|
|
|
4314 {
|
|
|
4315 msec = XT_TRACE_DELAY;
|
|
|
4316 if (rest >= 0 && rest < XT_TRACE_DELAY)
|
|
|
4317 msec = rest;
|
|
|
4318 if (rest >= 0)
|
|
|
4319 rest -= msec;
|
|
|
4320 }
|
|
|
4321 # endif
|
|
|
4322 # ifdef FEAT_MOUSE_GPM
|
|
|
4323 gpm_process_wanted = 0;
|
|
|
4324 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted);
|
|
|
4325 # else
|
|
|
4326 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
|
4327 # endif
|
|
|
4328 if (!avail)
|
|
|
4329 {
|
|
|
4330 if (input_available())
|
|
|
4331 return 1;
|
|
|
4332 # ifdef FEAT_XCLIPBOARD
|
|
|
4333 if (rest == 0 || !do_xterm_trace())
|
|
|
4334 # endif
|
|
|
4335 break;
|
|
|
4336 }
|
|
|
4337 }
|
|
|
4338 while (FALSE
|
|
|
4339 # ifdef FEAT_MOUSE_GPM
|
|
|
4340 || (gpm_process_wanted && mch_gpm_process() == 0)
|
|
|
4341 # endif
|
|
|
4342 # ifdef FEAT_XCLIPBOARD
|
|
|
4343 || (!avail && rest != 0)
|
|
|
4344 # endif
|
|
|
4345 );
|
|
|
4346
|
|
|
4347 #else
|
|
|
4348 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
|
4349 #endif
|
|
|
4350 return avail;
|
|
|
4351 }
|
|
|
4352
|
|
|
4353 /*
|
|
|
4354 * Wait "msec" msec until a character is available from file descriptor "fd".
|
|
|
4355 * Time == -1 will block forever.
|
|
|
4356 * When a GUI is being used, this will not be used for input -- webb
|
|
|
4357 * Returns also, when a request from Sniff is waiting -- toni.
|
|
|
4358 * Or when a Linux GPM mouse event is waiting.
|
|
|
4359 */
|
|
|
4360 /* ARGSUSED */
|
|
|
4361 #if defined(__BEOS__)
|
|
|
4362 int
|
|
|
4363 #else
|
|
|
4364 static int
|
|
|
4365 #endif
|
|
|
4366 RealWaitForChar(fd, msec, check_for_gpm)
|
|
|
4367 int fd;
|
|
|
4368 long msec;
|
|
|
4369 int *check_for_gpm;
|
|
|
4370 {
|
|
|
4371 int ret;
|
|
14
|
4372 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP) || defined(FEAT_MZSCHEME)
|
|
7
|
4373 static int busy = FALSE;
|
|
|
4374
|
|
|
4375 /* May retry getting characters after an event was handled. */
|
|
|
4376 # define MAY_LOOP
|
|
|
4377
|
|
|
4378 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
4379 /* Remember at what time we started, so that we know how much longer we
|
|
|
4380 * should wait after being interrupted. */
|
|
|
4381 # define USE_START_TV
|
|
|
4382 struct timeval start_tv;
|
|
|
4383
|
|
|
4384 if (msec > 0 && (
|
|
|
4385 # ifdef FEAT_XCLIPBOARD
|
|
|
4386 xterm_Shell != (Widget)0
|
|
14
|
4387 # if defined(USE_XSMP) || defined(FEAT_MZSCHEME)
|
|
7
|
4388 ||
|
|
|
4389 # endif
|
|
|
4390 # endif
|
|
|
4391 # ifdef USE_XSMP
|
|
|
4392 xsmp_icefd != -1
|
|
14
|
4393 # ifdef FEAT_MZSCHEME
|
|
|
4394 ||
|
|
|
4395 # endif
|
|
|
4396 # endif
|
|
|
4397 # ifdef FEAT_MZSCHEME
|
|
|
4398 (mzthreads_allowed() && p_mzq > 0)
|
|
7
|
4399 # endif
|
|
|
4400 ))
|
|
|
4401 gettimeofday(&start_tv, NULL);
|
|
|
4402 # endif
|
|
|
4403
|
|
|
4404 /* Handle being called recursively. This may happen for the session
|
|
|
4405 * manager stuff, it may save the file, which does a breakcheck. */
|
|
|
4406 if (busy)
|
|
|
4407 return 0;
|
|
|
4408 #endif
|
|
|
4409
|
|
|
4410 #ifdef MAY_LOOP
|
|
|
4411 while (1)
|
|
|
4412 #endif
|
|
|
4413 {
|
|
|
4414 #ifdef MAY_LOOP
|
|
|
4415 int finished = TRUE; /* default is to 'loop' just once */
|
|
14
|
4416 # ifdef FEAT_MZSCHEME
|
|
|
4417 int mzquantum_used = FALSE;
|
|
|
4418 # endif
|
|
7
|
4419 #endif
|
|
|
4420 #ifndef HAVE_SELECT
|
|
|
4421 struct pollfd fds[5];
|
|
|
4422 int nfd;
|
|
|
4423 # ifdef FEAT_XCLIPBOARD
|
|
|
4424 int xterm_idx = -1;
|
|
|
4425 # endif
|
|
|
4426 # ifdef FEAT_MOUSE_GPM
|
|
|
4427 int gpm_idx = -1;
|
|
|
4428 # endif
|
|
|
4429 # ifdef USE_XSMP
|
|
|
4430 int xsmp_idx = -1;
|
|
|
4431 # endif
|
|
14
|
4432 int towait = (int)msec;
|
|
|
4433
|
|
|
4434 # ifdef FEAT_MZSCHEME
|
|
|
4435 mzvim_check_threads();
|
|
|
4436 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq))
|
|
|
4437 {
|
|
|
4438 towait = (int)p_mzq; /* don't wait longer than 'mzquantum' */
|
|
|
4439 mzquantum_used = TRUE;
|
|
|
4440 }
|
|
|
4441 # endif
|
|
7
|
4442 fds[0].fd = fd;
|
|
|
4443 fds[0].events = POLLIN;
|
|
|
4444 nfd = 1;
|
|
|
4445
|
|
|
4446 # ifdef FEAT_SNIFF
|
|
|
4447 # define SNIFF_IDX 1
|
|
|
4448 if (want_sniff_request)
|
|
|
4449 {
|
|
|
4450 fds[SNIFF_IDX].fd = fd_from_sniff;
|
|
|
4451 fds[SNIFF_IDX].events = POLLIN;
|
|
|
4452 nfd++;
|
|
|
4453 }
|
|
|
4454 # endif
|
|
|
4455 # ifdef FEAT_XCLIPBOARD
|
|
|
4456 if (xterm_Shell != (Widget)0)
|
|
|
4457 {
|
|
|
4458 xterm_idx = nfd;
|
|
|
4459 fds[nfd].fd = ConnectionNumber(xterm_dpy);
|
|
|
4460 fds[nfd].events = POLLIN;
|
|
|
4461 nfd++;
|
|
|
4462 }
|
|
|
4463 # endif
|
|
|
4464 # ifdef FEAT_MOUSE_GPM
|
|
|
4465 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
|
4466 {
|
|
|
4467 gpm_idx = nfd;
|
|
|
4468 fds[nfd].fd = gpm_fd;
|
|
|
4469 fds[nfd].events = POLLIN;
|
|
|
4470 nfd++;
|
|
|
4471 }
|
|
|
4472 # endif
|
|
|
4473 # ifdef USE_XSMP
|
|
|
4474 if (xsmp_icefd != -1)
|
|
|
4475 {
|
|
|
4476 xsmp_idx = nfd;
|
|
|
4477 fds[nfd].fd = xsmp_icefd;
|
|
|
4478 fds[nfd].events = POLLIN;
|
|
|
4479 nfd++;
|
|
|
4480 }
|
|
|
4481 # endif
|
|
|
4482
|
|
14
|
4483 ret = poll(fds, nfd, towait);
|
|
|
4484 # ifdef FEAT_MZSCHEME
|
|
|
4485 if (ret == 0 && mzquantum_used)
|
|
|
4486 /* MzThreads scheduling is required and timeout occured */
|
|
|
4487 finished = FALSE;
|
|
|
4488 # endif
|
|
7
|
4489
|
|
|
4490 # ifdef FEAT_SNIFF
|
|
|
4491 if (ret < 0)
|
|
|
4492 sniff_disconnect(1);
|
|
|
4493 else if (want_sniff_request)
|
|
|
4494 {
|
|
|
4495 if (fds[SNIFF_IDX].revents & POLLHUP)
|
|
|
4496 sniff_disconnect(1);
|
|
|
4497 if (fds[SNIFF_IDX].revents & POLLIN)
|
|
|
4498 sniff_request_waiting = 1;
|
|
|
4499 }
|
|
|
4500 # endif
|
|
|
4501 # ifdef FEAT_XCLIPBOARD
|
|
|
4502 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN))
|
|
|
4503 {
|
|
|
4504 xterm_update(); /* Maybe we should hand out clipboard */
|
|
|
4505 if (--ret == 0 && !input_available())
|
|
|
4506 /* Try again */
|
|
|
4507 finished = FALSE;
|
|
|
4508 }
|
|
|
4509 # endif
|
|
|
4510 # ifdef FEAT_MOUSE_GPM
|
|
|
4511 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN))
|
|
|
4512 {
|
|
|
4513 *check_for_gpm = 1;
|
|
|
4514 }
|
|
|
4515 # endif
|
|
|
4516 # ifdef USE_XSMP
|
|
|
4517 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP)))
|
|
|
4518 {
|
|
|
4519 if (fds[xsmp_idx].revents & POLLIN)
|
|
|
4520 {
|
|
|
4521 busy = TRUE;
|
|
|
4522 xsmp_handle_requests();
|
|
|
4523 busy = FALSE;
|
|
|
4524 }
|
|
|
4525 else if (fds[xsmp_idx].revents & POLLHUP)
|
|
|
4526 {
|
|
|
4527 if (p_verbose > 0)
|
|
|
4528 MSG(_("XSMP lost ICE connection"));
|
|
|
4529 xsmp_close();
|
|
|
4530 }
|
|
|
4531 if (--ret == 0)
|
|
14
|
4532 finished = FALSE; /* Try again */
|
|
7
|
4533 }
|
|
|
4534 # endif
|
|
|
4535
|
|
|
4536
|
|
|
4537 #else /* HAVE_SELECT */
|
|
|
4538
|
|
|
4539 struct timeval tv;
|
|
14
|
4540 struct timeval *tvp;
|
|
7
|
4541 fd_set rfds, efds;
|
|
|
4542 int maxfd;
|
|
14
|
4543 long towait = msec;
|
|
|
4544
|
|
|
4545 # ifdef FEAT_MZSCHEME
|
|
|
4546 mzvim_check_threads();
|
|
|
4547 if (mzthreads_allowed() && p_mzq > 0 && (msec < 0 || msec > p_mzq))
|
|
|
4548 {
|
|
|
4549 towait = p_mzq; /* don't wait longer than 'mzquantum' */
|
|
|
4550 mzquantum_used = TRUE;
|
|
|
4551 }
|
|
|
4552 # endif
|
|
7
|
4553 # ifdef __EMX__
|
|
|
4554 /* don't check for incoming chars if not in raw mode, because select()
|
|
|
4555 * always returns TRUE then (in some version of emx.dll) */
|
|
|
4556 if (curr_tmode != TMODE_RAW)
|
|
|
4557 return 0;
|
|
|
4558 # endif
|
|
|
4559
|
|
14
|
4560 if (towait >= 0)
|
|
7
|
4561 {
|
|
14
|
4562 tv.tv_sec = towait / 1000;
|
|
|
4563 tv.tv_usec = (towait % 1000) * (1000000/1000);
|
|
|
4564 tvp = &tv;
|
|
7
|
4565 }
|
|
14
|
4566 else
|
|
|
4567 tvp = NULL;
|
|
7
|
4568
|
|
|
4569 /*
|
|
|
4570 * Select on ready for reading and exceptional condition (end of file).
|
|
|
4571 */
|
|
|
4572 FD_ZERO(&rfds); /* calls bzero() on a sun */
|
|
|
4573 FD_ZERO(&efds);
|
|
|
4574 FD_SET(fd, &rfds);
|
|
|
4575 # if !defined(__QNX__) && !defined(__CYGWIN32__)
|
|
|
4576 /* For QNX select() always returns 1 if this is set. Why? */
|
|
|
4577 FD_SET(fd, &efds);
|
|
|
4578 # endif
|
|
|
4579 maxfd = fd;
|
|
|
4580
|
|
|
4581 # ifdef FEAT_SNIFF
|
|
|
4582 if (want_sniff_request)
|
|
|
4583 {
|
|
|
4584 FD_SET(fd_from_sniff, &rfds);
|
|
|
4585 FD_SET(fd_from_sniff, &efds);
|
|
|
4586 if (maxfd < fd_from_sniff)
|
|
|
4587 maxfd = fd_from_sniff;
|
|
|
4588 }
|
|
|
4589 # endif
|
|
|
4590 # ifdef FEAT_XCLIPBOARD
|
|
|
4591 if (xterm_Shell != (Widget)0)
|
|
|
4592 {
|
|
|
4593 FD_SET(ConnectionNumber(xterm_dpy), &rfds);
|
|
|
4594 if (maxfd < ConnectionNumber(xterm_dpy))
|
|
|
4595 maxfd = ConnectionNumber(xterm_dpy);
|
|
|
4596 }
|
|
|
4597 # endif
|
|
|
4598 # ifdef FEAT_MOUSE_GPM
|
|
|
4599 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
|
4600 {
|
|
|
4601 FD_SET(gpm_fd, &rfds);
|
|
|
4602 FD_SET(gpm_fd, &efds);
|
|
|
4603 if (maxfd < gpm_fd)
|
|
|
4604 maxfd = gpm_fd;
|
|
|
4605 }
|
|
|
4606 # endif
|
|
|
4607 # ifdef USE_XSMP
|
|
|
4608 if (xsmp_icefd != -1)
|
|
|
4609 {
|
|
|
4610 FD_SET(xsmp_icefd, &rfds);
|
|
|
4611 FD_SET(xsmp_icefd, &efds);
|
|
|
4612 if (maxfd < xsmp_icefd)
|
|
|
4613 maxfd = xsmp_icefd;
|
|
|
4614 }
|
|
|
4615 # endif
|
|
|
4616
|
|
|
4617 # ifdef OLD_VMS
|
|
|
4618 /* Old VMS as v6.2 and older have broken select(). It waits more than
|
|
|
4619 * required. Should not be used */
|
|
|
4620 ret = 0;
|
|
|
4621 # else
|
|
14
|
4622 ret = select(maxfd + 1, &rfds, NULL, &efds, tvp);
|
|
|
4623 # endif
|
|
|
4624 # ifdef FEAT_MZSCHEME
|
|
|
4625 if (ret == 0 && mzquantum_used)
|
|
|
4626 /* loop if MzThreads must be scheduled and timeout occured */
|
|
|
4627 finished = FALSE;
|
|
7
|
4628 # endif
|
|
|
4629
|
|
|
4630 # ifdef FEAT_SNIFF
|
|
|
4631 if (ret < 0 )
|
|
|
4632 sniff_disconnect(1);
|
|
|
4633 else if (ret > 0 && want_sniff_request)
|
|
|
4634 {
|
|
|
4635 if (FD_ISSET(fd_from_sniff, &efds))
|
|
|
4636 sniff_disconnect(1);
|
|
|
4637 if (FD_ISSET(fd_from_sniff, &rfds))
|
|
|
4638 sniff_request_waiting = 1;
|
|
|
4639 }
|
|
|
4640 # endif
|
|
|
4641 # ifdef FEAT_XCLIPBOARD
|
|
|
4642 if (ret > 0 && xterm_Shell != (Widget)0
|
|
|
4643 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds))
|
|
|
4644 {
|
|
|
4645 xterm_update(); /* Maybe we should hand out clipboard */
|
|
|
4646 /* continue looping when we only got the X event and the input
|
|
|
4647 * buffer is empty */
|
|
|
4648 if (--ret == 0 && !input_available())
|
|
|
4649 {
|
|
|
4650 /* Try again */
|
|
|
4651 finished = FALSE;
|
|
|
4652 }
|
|
|
4653 }
|
|
|
4654 # endif
|
|
|
4655 # ifdef FEAT_MOUSE_GPM
|
|
|
4656 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0)
|
|
|
4657 {
|
|
|
4658 if (FD_ISSET(gpm_fd, &efds))
|
|
|
4659 gpm_close();
|
|
|
4660 else if (FD_ISSET(gpm_fd, &rfds))
|
|
|
4661 *check_for_gpm = 1;
|
|
|
4662 }
|
|
|
4663 # endif
|
|
|
4664 # ifdef USE_XSMP
|
|
|
4665 if (ret > 0 && xsmp_icefd != -1)
|
|
|
4666 {
|
|
|
4667 if (FD_ISSET(xsmp_icefd, &efds))
|
|
|
4668 {
|
|
|
4669 if (p_verbose > 0)
|
|
|
4670 MSG(_("XSMP lost ICE connection"));
|
|
|
4671 xsmp_close();
|
|
|
4672 if (--ret == 0)
|
|
|
4673 finished = FALSE; /* keep going if event was only one */
|
|
|
4674 }
|
|
|
4675 else if (FD_ISSET(xsmp_icefd, &rfds))
|
|
|
4676 {
|
|
|
4677 busy = TRUE;
|
|
|
4678 xsmp_handle_requests();
|
|
|
4679 busy = FALSE;
|
|
|
4680 if (--ret == 0)
|
|
|
4681 finished = FALSE; /* keep going if event was only one */
|
|
|
4682 }
|
|
|
4683 }
|
|
|
4684 # endif
|
|
|
4685
|
|
|
4686 #endif /* HAVE_SELECT */
|
|
|
4687
|
|
|
4688 #ifdef MAY_LOOP
|
|
|
4689 if (finished || msec == 0)
|
|
|
4690 break;
|
|
|
4691
|
|
|
4692 /* We're going to loop around again, find out for how long */
|
|
|
4693 if (msec > 0)
|
|
|
4694 {
|
|
|
4695 # ifdef USE_START_TV
|
|
|
4696 struct timeval mtv;
|
|
|
4697
|
|
|
4698 /* Compute remaining wait time. */
|
|
|
4699 gettimeofday(&mtv, NULL);
|
|
|
4700 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L
|
|
|
4701 + (mtv.tv_usec - start_tv.tv_usec) / 1000L;
|
|
|
4702 # else
|
|
|
4703 /* Guess we got interrupted halfway. */
|
|
|
4704 msec = msec / 2;
|
|
|
4705 # endif
|
|
|
4706 if (msec <= 0)
|
|
|
4707 break; /* waited long enough */
|
|
|
4708 }
|
|
|
4709 #endif
|
|
|
4710 }
|
|
|
4711
|
|
|
4712 return (ret > 0);
|
|
|
4713 }
|
|
|
4714
|
|
|
4715 #ifndef VMS
|
|
|
4716
|
|
|
4717 #ifndef NO_EXPANDPATH
|
|
|
4718 static int
|
|
|
4719 pstrcmp(a, b)
|
|
|
4720 const void *a, *b;
|
|
|
4721 {
|
|
39
|
4722 return (pathcmp(*(char **)a, *(char **)b, -1));
|
|
7
|
4723 }
|
|
|
4724
|
|
|
4725 /*
|
|
|
4726 * Recursively expand one path component into all matching files and/or
|
|
|
4727 * directories.
|
|
|
4728 * "path" has backslashes before chars that are not to be expanded, starting
|
|
|
4729 * at "path + wildoff".
|
|
|
4730 * Return the number of matches found.
|
|
|
4731 */
|
|
|
4732 int
|
|
|
4733 mch_expandpath(gap, path, flags)
|
|
|
4734 garray_T *gap;
|
|
|
4735 char_u *path;
|
|
|
4736 int flags; /* EW_* flags */
|
|
|
4737 {
|
|
|
4738 return unix_expandpath(gap, path, 0, flags);
|
|
|
4739 }
|
|
|
4740
|
|
|
4741 static int
|
|
|
4742 unix_expandpath(gap, path, wildoff, flags)
|
|
|
4743 garray_T *gap;
|
|
|
4744 char_u *path;
|
|
|
4745 int wildoff;
|
|
|
4746 int flags; /* EW_* flags */
|
|
|
4747 {
|
|
|
4748 char_u *buf;
|
|
|
4749 char_u *path_end;
|
|
|
4750 char_u *p, *s, *e;
|
|
|
4751 int start_len, c;
|
|
|
4752 char_u *pat;
|
|
|
4753 DIR *dirp;
|
|
|
4754 regmatch_T regmatch;
|
|
|
4755 struct dirent *dp;
|
|
|
4756 int starts_with_dot;
|
|
|
4757 int matches;
|
|
|
4758 int len;
|
|
|
4759
|
|
|
4760 start_len = gap->ga_len;
|
|
|
4761 buf = alloc(STRLEN(path) + BASENAMELEN + 5);/* make room for file name */
|
|
|
4762 if (buf == NULL)
|
|
|
4763 return 0;
|
|
|
4764
|
|
|
4765 /*
|
|
|
4766 * Find the first part in the path name that contains a wildcard.
|
|
|
4767 * Copy it into buf, including the preceding characters.
|
|
|
4768 */
|
|
|
4769 p = buf;
|
|
|
4770 s = buf;
|
|
|
4771 e = NULL;
|
|
|
4772 path_end = path;
|
|
|
4773 while (*path_end != NUL)
|
|
|
4774 {
|
|
|
4775 /* May ignore a wildcard that has a backslash before it; it will
|
|
|
4776 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
|
|
|
4777 if (path_end >= path + wildoff && rem_backslash(path_end))
|
|
|
4778 *p++ = *path_end++;
|
|
|
4779 else if (*path_end == '/')
|
|
|
4780 {
|
|
|
4781 if (e != NULL)
|
|
|
4782 break;
|
|
|
4783 s = p + 1;
|
|
|
4784 }
|
|
|
4785 else if (path_end >= path + wildoff
|
|
|
4786 && vim_strchr((char_u *)"*?[{~$", *path_end) != NULL)
|
|
|
4787 e = p;
|
|
|
4788 #ifdef FEAT_MBYTE
|
|
|
4789 if (has_mbyte)
|
|
|
4790 {
|
|
|
4791 len = (*mb_ptr2len_check)(path_end);
|
|
|
4792 STRNCPY(p, path_end, len);
|
|
|
4793 p += len;
|
|
|
4794 path_end += len;
|
|
|
4795 }
|
|
|
4796 else
|
|
|
4797 #endif
|
|
|
4798 *p++ = *path_end++;
|
|
|
4799 }
|
|
|
4800 e = p;
|
|
|
4801 *e = NUL;
|
|
|
4802
|
|
|
4803 /* now we have one wildcard component between s and e */
|
|
|
4804 /* Remove backslashes between "wildoff" and the start of the wildcard
|
|
|
4805 * component. */
|
|
|
4806 for (p = buf + wildoff; p < s; ++p)
|
|
|
4807 if (rem_backslash(p))
|
|
|
4808 {
|
|
|
4809 STRCPY(p, p + 1);
|
|
|
4810 --e;
|
|
|
4811 --s;
|
|
|
4812 }
|
|
|
4813
|
|
|
4814 /* convert the file pattern to a regexp pattern */
|
|
|
4815 starts_with_dot = (*s == '.');
|
|
|
4816 pat = file_pat_to_reg_pat(s, e, NULL, FALSE);
|
|
|
4817 if (pat == NULL)
|
|
|
4818 {
|
|
|
4819 vim_free(buf);
|
|
|
4820 return 0;
|
|
|
4821 }
|
|
|
4822
|
|
|
4823 /* compile the regexp into a program */
|
|
|
4824 #ifdef MACOS_X /* Can/Should we use CASE_INSENSITIVE_FILENAME instead ?*/
|
|
|
4825 regmatch.rm_ic = TRUE; /* Behave like Terminal.app */
|
|
|
4826 #else
|
|
|
4827 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
4828 #endif
|
|
|
4829 regmatch.regprog = vim_regcomp(pat, RE_MAGIC);
|
|
|
4830 vim_free(pat);
|
|
|
4831
|
|
|
4832 if (regmatch.regprog == NULL)
|
|
|
4833 {
|
|
|
4834 vim_free(buf);
|
|
|
4835 return 0;
|
|
|
4836 }
|
|
|
4837
|
|
|
4838 /* open the directory for scanning */
|
|
|
4839 c = *s;
|
|
|
4840 *s = NUL;
|
|
|
4841 dirp = opendir(*buf == NUL ? "." : (char *)buf);
|
|
|
4842 *s = c;
|
|
|
4843
|
|
|
4844 /* Find all matching entries */
|
|
|
4845 if (dirp != NULL)
|
|
|
4846 {
|
|
|
4847 for (;;)
|
|
|
4848 {
|
|
|
4849 dp = readdir(dirp);
|
|
|
4850 if (dp == NULL)
|
|
|
4851 break;
|
|
|
4852 if ((dp->d_name[0] != '.' || starts_with_dot)
|
|
|
4853 && vim_regexec(®match, (char_u *)dp->d_name, (colnr_T)0))
|
|
|
4854 {
|
|
|
4855 STRCPY(s, dp->d_name);
|
|
|
4856 len = STRLEN(buf);
|
|
|
4857 STRCPY(buf + len, path_end);
|
|
|
4858 if (mch_has_exp_wildcard(path_end)) /* handle more wildcards */
|
|
|
4859 {
|
|
|
4860 /* need to expand another component of the path */
|
|
|
4861 /* remove backslashes for the remaining components only */
|
|
|
4862 (void)unix_expandpath(gap, buf, len + 1, flags);
|
|
|
4863 }
|
|
|
4864 else
|
|
|
4865 {
|
|
|
4866 /* no more wildcards, check if there is a match */
|
|
|
4867 /* remove backslashes for the remaining components only */
|
|
|
4868 if (*path_end != NUL)
|
|
|
4869 backslash_halve(buf + len + 1);
|
|
|
4870 if (mch_getperm(buf) >= 0) /* add existing file */
|
|
167
|
4871 {
|
|
|
4872 #if defined(MACOS_X) && defined(FEAT_MBYTE)
|
|
|
4873 size_t precomp_len = STRLEN(buf)+1;
|
|
|
4874 char_u *precomp_buf =
|
|
|
4875 mac_precompose_path(buf, precomp_len, &precomp_len);
|
|
|
4876 if (precomp_buf)
|
|
|
4877 {
|
|
|
4878 mch_memmove(buf, precomp_buf, precomp_len);
|
|
|
4879 vim_free(precomp_buf);
|
|
|
4880 }
|
|
|
4881 #endif
|
|
7
|
4882 addfile(gap, buf, flags);
|
|
167
|
4883 }
|
|
7
|
4884 }
|
|
|
4885 }
|
|
|
4886 }
|
|
|
4887
|
|
|
4888 closedir(dirp);
|
|
|
4889 }
|
|
|
4890
|
|
|
4891 vim_free(buf);
|
|
|
4892 vim_free(regmatch.regprog);
|
|
|
4893
|
|
|
4894 matches = gap->ga_len - start_len;
|
|
|
4895 if (matches > 0)
|
|
|
4896 qsort(((char_u **)gap->ga_data) + start_len, matches,
|
|
|
4897 sizeof(char_u *), pstrcmp);
|
|
|
4898 return matches;
|
|
|
4899 }
|
|
|
4900 #endif
|
|
|
4901
|
|
|
4902 /*
|
|
|
4903 * mch_expand_wildcards() - this code does wild-card pattern matching using
|
|
|
4904 * the shell
|
|
|
4905 *
|
|
|
4906 * return OK for success, FAIL for error (you may lose some memory) and put
|
|
|
4907 * an error message in *file.
|
|
|
4908 *
|
|
|
4909 * num_pat is number of input patterns
|
|
|
4910 * pat is array of pointers to input patterns
|
|
|
4911 * num_file is pointer to number of matched file names
|
|
|
4912 * file is pointer to array of pointers to matched file names
|
|
|
4913 */
|
|
|
4914
|
|
|
4915 #ifndef SEEK_SET
|
|
|
4916 # define SEEK_SET 0
|
|
|
4917 #endif
|
|
|
4918 #ifndef SEEK_END
|
|
|
4919 # define SEEK_END 2
|
|
|
4920 #endif
|
|
|
4921
|
|
|
4922 /* ARGSUSED */
|
|
|
4923 int
|
|
|
4924 mch_expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
|
4925 int num_pat;
|
|
|
4926 char_u **pat;
|
|
|
4927 int *num_file;
|
|
|
4928 char_u ***file;
|
|
|
4929 int flags; /* EW_* flags */
|
|
|
4930 {
|
|
|
4931 int i;
|
|
|
4932 size_t len;
|
|
|
4933 char_u *p;
|
|
|
4934 int dir;
|
|
|
4935 #ifdef __EMX__
|
|
|
4936 # define EXPL_ALLOC_INC 16
|
|
|
4937 char_u **expl_files;
|
|
|
4938 size_t files_alloced, files_free;
|
|
|
4939 char_u *buf;
|
|
|
4940 int has_wildcard;
|
|
|
4941
|
|
|
4942 *num_file = 0; /* default: no files found */
|
|
|
4943 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */
|
|
|
4944 files_free = EXPL_ALLOC_INC; /* how much space is not used */
|
|
|
4945 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced);
|
|
|
4946 if (*file == NULL)
|
|
|
4947 return FAIL;
|
|
|
4948
|
|
|
4949 for (; num_pat > 0; num_pat--, pat++)
|
|
|
4950 {
|
|
|
4951 expl_files = NULL;
|
|
|
4952 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~'))
|
|
|
4953 /* expand environment var or home dir */
|
|
|
4954 buf = expand_env_save(*pat);
|
|
|
4955 else
|
|
|
4956 buf = vim_strsave(*pat);
|
|
|
4957 expl_files = NULL;
|
|
99
|
4958 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards? */
|
|
7
|
4959 if (has_wildcard) /* yes, so expand them */
|
|
|
4960 expl_files = (char_u **)_fnexplode(buf);
|
|
|
4961
|
|
|
4962 /*
|
|
|
4963 * return value of buf if no wildcards left,
|
|
|
4964 * OR if no match AND EW_NOTFOUND is set.
|
|
|
4965 */
|
|
|
4966 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0))
|
|
|
4967 || (expl_files == NULL && (flags & EW_NOTFOUND)))
|
|
|
4968 { /* simply save the current contents of *buf */
|
|
|
4969 expl_files = (char_u **)alloc(sizeof(char_u **) * 2);
|
|
|
4970 if (expl_files != NULL)
|
|
|
4971 {
|
|
|
4972 expl_files[0] = vim_strsave(buf);
|
|
|
4973 expl_files[1] = NULL;
|
|
|
4974 }
|
|
|
4975 }
|
|
|
4976 vim_free(buf);
|
|
|
4977
|
|
|
4978 /*
|
|
|
4979 * Count number of names resulting from expansion,
|
|
|
4980 * At the same time add a backslash to the end of names that happen to
|
|
|
4981 * be directories, and replace slashes with backslashes.
|
|
|
4982 */
|
|
|
4983 if (expl_files)
|
|
|
4984 {
|
|
|
4985 for (i = 0; (p = expl_files[i]) != NULL; i++)
|
|
|
4986 {
|
|
|
4987 dir = mch_isdir(p);
|
|
|
4988 /* If we don't want dirs and this is one, skip it */
|
|
|
4989 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
|
4990 continue;
|
|
|
4991
|
|
|
4992 if (--files_free == 0)
|
|
|
4993 {
|
|
|
4994 /* need more room in table of pointers */
|
|
|
4995 files_alloced += EXPL_ALLOC_INC;
|
|
|
4996 *file = (char_u **)vim_realloc(*file,
|
|
|
4997 sizeof(char_u **) * files_alloced);
|
|
|
4998 if (*file == NULL)
|
|
|
4999 {
|
|
|
5000 EMSG(_(e_outofmem));
|
|
|
5001 *num_file = 0;
|
|
|
5002 return FAIL;
|
|
|
5003 }
|
|
|
5004 files_free = EXPL_ALLOC_INC;
|
|
|
5005 }
|
|
|
5006 slash_adjust(p);
|
|
|
5007 if (dir)
|
|
|
5008 {
|
|
|
5009 /* For a directory we add a '/', unless it's already
|
|
|
5010 * there. */
|
|
|
5011 len = STRLEN(p);
|
|
|
5012 if (((*file)[*num_file] = alloc(len + 2)) != NULL)
|
|
|
5013 {
|
|
|
5014 STRCPY((*file)[*num_file], p);
|
|
39
|
5015 if (!after_pathsep((*file)[*num_file] + len))
|
|
7
|
5016 {
|
|
|
5017 (*file)[*num_file][len] = psepc;
|
|
39
|
5018 (*file)[*num_file][len + 1] = NUL;
|
|
7
|
5019 }
|
|
|
5020 }
|
|
|
5021 }
|
|
|
5022 else
|
|
|
5023 {
|
|
|
5024 (*file)[*num_file] = vim_strsave(p);
|
|
|
5025 }
|
|
|
5026
|
|
|
5027 /*
|
|
|
5028 * Error message already given by either alloc or vim_strsave.
|
|
|
5029 * Should return FAIL, but returning OK works also.
|
|
|
5030 */
|
|
|
5031 if ((*file)[*num_file] == NULL)
|
|
|
5032 break;
|
|
|
5033 (*num_file)++;
|
|
|
5034 }
|
|
|
5035 _fnexplodefree((char **)expl_files);
|
|
|
5036 }
|
|
|
5037 }
|
|
|
5038 return OK;
|
|
|
5039
|
|
|
5040 #else /* __EMX__ */
|
|
|
5041
|
|
|
5042 int j;
|
|
|
5043 char_u *tempname;
|
|
|
5044 char_u *command;
|
|
|
5045 FILE *fd;
|
|
|
5046 char_u *buffer;
|
|
|
5047 #define STYLE_ECHO 0 /* use "echo" to expand */
|
|
|
5048 #define STYLE_GLOB 1 /* use "glob" to expand, for csh */
|
|
|
5049 #define STYLE_PRINT 2 /* use "print -N" to expand, for zsh */
|
|
|
5050 #define STYLE_BT 3 /* `cmd` expansion, execute the pattern directly */
|
|
|
5051 int shell_style = STYLE_ECHO;
|
|
|
5052 int check_spaces;
|
|
|
5053 static int did_find_nul = FALSE;
|
|
|
5054 int ampersent = FALSE;
|
|
|
5055
|
|
|
5056 *num_file = 0; /* default: no files found */
|
|
|
5057 *file = NULL;
|
|
|
5058
|
|
|
5059 /*
|
|
|
5060 * If there are no wildcards, just copy the names to allocated memory.
|
|
|
5061 * Saves a lot of time, because we don't have to start a new shell.
|
|
|
5062 */
|
|
|
5063 if (!have_wildcard(num_pat, pat))
|
|
|
5064 return save_patterns(num_pat, pat, num_file, file);
|
|
|
5065
|
|
|
5066 /*
|
|
|
5067 * Don't allow the use of backticks in secure and restricted mode.
|
|
|
5068 */
|
|
|
5069 if (secure || restricted)
|
|
|
5070 for (i = 0; i < num_pat; ++i)
|
|
|
5071 if (vim_strchr(pat[i], '`') != NULL
|
|
|
5072 && (check_restricted() || check_secure()))
|
|
|
5073 return FAIL;
|
|
|
5074
|
|
|
5075 /*
|
|
|
5076 * get a name for the temp file
|
|
|
5077 */
|
|
|
5078 if ((tempname = vim_tempname('o')) == NULL)
|
|
|
5079 {
|
|
|
5080 EMSG(_(e_notmp));
|
|
|
5081 return FAIL;
|
|
|
5082 }
|
|
|
5083
|
|
|
5084 /*
|
|
|
5085 * Let the shell expand the patterns and write the result into the temp
|
|
|
5086 * file. if expanding `cmd` execute it directly.
|
|
|
5087 * If we use csh, glob will work better than echo.
|
|
|
5088 * If we use zsh, print -N will work better than glob.
|
|
|
5089 */
|
|
|
5090 if (num_pat == 1 && *pat[0] == '`'
|
|
|
5091 && (len = STRLEN(pat[0])) > 2
|
|
|
5092 && *(pat[0] + len - 1) == '`')
|
|
|
5093 shell_style = STYLE_BT;
|
|
|
5094 else if ((len = STRLEN(p_sh)) >= 3)
|
|
|
5095 {
|
|
|
5096 if (STRCMP(p_sh + len - 3, "csh") == 0)
|
|
|
5097 shell_style = STYLE_GLOB;
|
|
|
5098 else if (STRCMP(p_sh + len - 3, "zsh") == 0)
|
|
|
5099 shell_style = STYLE_PRINT;
|
|
|
5100 }
|
|
|
5101
|
|
|
5102 /* "unset nonomatch; print -N >" plus two is 29 */
|
|
|
5103 len = STRLEN(tempname) + 29;
|
|
147
|
5104 for (i = 0; i < num_pat; ++i)
|
|
|
5105 {
|
|
|
5106 /* Count the length of the patterns in the same way as they are put in
|
|
|
5107 * "command" below. */
|
|
|
5108 #ifdef USE_SYSTEM
|
|
7
|
5109 len += STRLEN(pat[i]) + 3; /* add space and two quotes */
|
|
147
|
5110 #else
|
|
|
5111 ++len; /* add space */
|
|
|
5112 for (j = 0; pat[i][j] != NUL; )
|
|
|
5113 if (vim_strchr((char_u *)" '", pat[i][j]) != NULL)
|
|
|
5114 {
|
|
|
5115 len += 2; /* add two quotes */
|
|
|
5116 while (pat[i][j] != NUL
|
|
|
5117 && vim_strchr((char_u *)" '", pat[i][j]) != NULL)
|
|
|
5118 {
|
|
|
5119 ++len;
|
|
|
5120 ++j;
|
|
|
5121 }
|
|
|
5122 }
|
|
|
5123 else
|
|
|
5124 {
|
|
|
5125 ++len;
|
|
|
5126 ++j;
|
|
|
5127 }
|
|
|
5128 #endif
|
|
|
5129 }
|
|
7
|
5130 command = alloc(len);
|
|
|
5131 if (command == NULL)
|
|
|
5132 {
|
|
|
5133 /* out of memory */
|
|
|
5134 vim_free(tempname);
|
|
|
5135 return FAIL;
|
|
|
5136 }
|
|
|
5137
|
|
|
5138 /*
|
|
|
5139 * Build the shell command:
|
|
|
5140 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell
|
|
|
5141 * recognizes this).
|
|
|
5142 * - Add the shell command to print the expanded names.
|
|
|
5143 * - Add the temp file name.
|
|
|
5144 * - Add the file name patterns.
|
|
|
5145 */
|
|
|
5146 if (shell_style == STYLE_BT)
|
|
|
5147 {
|
|
|
5148 STRCPY(command, pat[0] + 1); /* exclude first backtick */
|
|
|
5149 p = command + STRLEN(command) - 1;
|
|
|
5150 *p = ' '; /* remove last backtick */
|
|
|
5151 while (p > command && vim_iswhite(*p))
|
|
|
5152 --p;
|
|
|
5153 if (*p == '&') /* remove trailing '&' */
|
|
|
5154 {
|
|
|
5155 ampersent = TRUE;
|
|
|
5156 *p = ' ';
|
|
|
5157 }
|
|
|
5158 STRCAT(command, ">");
|
|
|
5159 }
|
|
|
5160 else
|
|
|
5161 {
|
|
|
5162 if (flags & EW_NOTFOUND)
|
|
|
5163 STRCPY(command, "set nonomatch; ");
|
|
|
5164 else
|
|
|
5165 STRCPY(command, "unset nonomatch; ");
|
|
|
5166 if (shell_style == STYLE_GLOB)
|
|
|
5167 STRCAT(command, "glob >");
|
|
|
5168 else if (shell_style == STYLE_PRINT)
|
|
|
5169 STRCAT(command, "print -N >");
|
|
|
5170 else
|
|
|
5171 STRCAT(command, "echo >");
|
|
|
5172 }
|
|
|
5173 STRCAT(command, tempname);
|
|
|
5174 if (shell_style != STYLE_BT)
|
|
|
5175 for (i = 0; i < num_pat; ++i)
|
|
|
5176 {
|
|
|
5177 /* When using system() always add extra quotes, because the shell
|
|
|
5178 * is started twice. Otherwise only put quotes around spaces and
|
|
|
5179 * single quotes. */
|
|
|
5180 #ifdef USE_SYSTEM
|
|
|
5181 STRCAT(command, " \"");
|
|
|
5182 STRCAT(command, pat[i]);
|
|
|
5183 STRCAT(command, "\"");
|
|
|
5184 #else
|
|
|
5185 p = command + STRLEN(command);
|
|
|
5186 *p++ = ' ';
|
|
|
5187 for (j = 0; pat[i][j] != NUL; )
|
|
|
5188 if (vim_strchr((char_u *)" '", pat[i][j]) != NULL)
|
|
|
5189 {
|
|
|
5190 *p++ = '"';
|
|
|
5191 while (pat[i][j] != NUL
|
|
|
5192 && vim_strchr((char_u *)" '", pat[i][j]) != NULL)
|
|
|
5193 *p++ = pat[i][j++];
|
|
|
5194 *p++ = '"';
|
|
|
5195 }
|
|
|
5196 else
|
|
107
|
5197 {
|
|
|
5198 /* For a backslash also copy the next character, don't
|
|
|
5199 * want to put quotes around it. */
|
|
|
5200 if ((*p++ = pat[i][j++]) == '\\' && pat[i][j] != NUL)
|
|
|
5201 *p++ = pat[i][j++];
|
|
|
5202 }
|
|
7
|
5203 *p = NUL;
|
|
|
5204 #endif
|
|
|
5205 }
|
|
|
5206 if (flags & EW_SILENT)
|
|
|
5207 show_shell_mess = FALSE;
|
|
|
5208 if (ampersent)
|
|
|
5209 STRCAT(command, "&"); /* put the '&' back after the
|
|
|
5210 redirection */
|
|
|
5211
|
|
|
5212 /*
|
|
|
5213 * Using zsh -G: If a pattern has no matches, it is just deleted from
|
|
|
5214 * the argument list, otherwise zsh gives an error message and doesn't
|
|
|
5215 * expand any other pattern.
|
|
|
5216 */
|
|
|
5217 if (shell_style == STYLE_PRINT)
|
|
|
5218 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */
|
|
|
5219
|
|
|
5220 /*
|
|
|
5221 * If we use -f then shell variables set in .cshrc won't get expanded.
|
|
|
5222 * vi can do it, so we will too, but it is only necessary if there is a "$"
|
|
|
5223 * in one of the patterns, otherwise we can still use the fast option.
|
|
|
5224 */
|
|
|
5225 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat))
|
|
|
5226 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */
|
|
|
5227
|
|
|
5228 /*
|
|
|
5229 * execute the shell command
|
|
|
5230 */
|
|
|
5231 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT);
|
|
|
5232
|
|
|
5233 /* When running in the background, give it some time to create the temp
|
|
|
5234 * file, but don't wait for it to finish. */
|
|
|
5235 if (ampersent)
|
|
|
5236 mch_delay(10L, TRUE);
|
|
|
5237
|
|
|
5238 extra_shell_arg = NULL; /* cleanup */
|
|
|
5239 show_shell_mess = TRUE;
|
|
|
5240 vim_free(command);
|
|
|
5241
|
|
|
5242 if (i) /* mch_call_shell() failed */
|
|
|
5243 {
|
|
|
5244 mch_remove(tempname);
|
|
|
5245 vim_free(tempname);
|
|
|
5246 /*
|
|
|
5247 * With interactive completion, the error message is not printed.
|
|
|
5248 * However with USE_SYSTEM, I don't know how to turn off error messages
|
|
|
5249 * from the shell, so screen may still get messed up -- webb.
|
|
|
5250 */
|
|
|
5251 #ifndef USE_SYSTEM
|
|
|
5252 if (!(flags & EW_SILENT))
|
|
|
5253 #endif
|
|
|
5254 {
|
|
|
5255 redraw_later_clear(); /* probably messed up screen */
|
|
|
5256 msg_putchar('\n'); /* clear bottom line quickly */
|
|
|
5257 cmdline_row = Rows - 1; /* continue on last line */
|
|
|
5258 #ifdef USE_SYSTEM
|
|
|
5259 if (!(flags & EW_SILENT))
|
|
|
5260 #endif
|
|
|
5261 {
|
|
|
5262 MSG(_(e_wildexpand));
|
|
|
5263 msg_start(); /* don't overwrite this message */
|
|
|
5264 }
|
|
|
5265 }
|
|
|
5266 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when
|
|
|
5267 * EW_NOTFOUND is given */
|
|
|
5268 if (shell_style == STYLE_BT)
|
|
|
5269 return FAIL;
|
|
|
5270 goto notfound;
|
|
|
5271 }
|
|
|
5272
|
|
|
5273 /*
|
|
|
5274 * read the names from the file into memory
|
|
|
5275 */
|
|
|
5276 fd = fopen((char *)tempname, READBIN);
|
|
|
5277 if (fd == NULL)
|
|
|
5278 {
|
|
|
5279 /* Something went wrong, perhaps a file name with a special char. */
|
|
|
5280 if (!(flags & EW_SILENT))
|
|
|
5281 {
|
|
|
5282 MSG(_(e_wildexpand));
|
|
|
5283 msg_start(); /* don't overwrite this message */
|
|
|
5284 }
|
|
|
5285 vim_free(tempname);
|
|
|
5286 goto notfound;
|
|
|
5287 }
|
|
|
5288 fseek(fd, 0L, SEEK_END);
|
|
|
5289 len = ftell(fd); /* get size of temp file */
|
|
|
5290 fseek(fd, 0L, SEEK_SET);
|
|
|
5291 buffer = alloc(len + 1);
|
|
|
5292 if (buffer == NULL)
|
|
|
5293 {
|
|
|
5294 /* out of memory */
|
|
|
5295 mch_remove(tempname);
|
|
|
5296 vim_free(tempname);
|
|
|
5297 fclose(fd);
|
|
|
5298 return FAIL;
|
|
|
5299 }
|
|
|
5300 i = fread((char *)buffer, 1, len, fd);
|
|
|
5301 fclose(fd);
|
|
|
5302 mch_remove(tempname);
|
|
|
5303 if (i != len)
|
|
|
5304 {
|
|
|
5305 /* unexpected read error */
|
|
|
5306 EMSG2(_(e_notread), tempname);
|
|
|
5307 vim_free(tempname);
|
|
|
5308 vim_free(buffer);
|
|
|
5309 return FAIL;
|
|
|
5310 }
|
|
|
5311 vim_free(tempname);
|
|
|
5312
|
|
|
5313 #if defined(__CYGWIN__) || defined(__CYGWIN32__)
|
|
|
5314 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */
|
|
|
5315 p = buffer;
|
|
|
5316 for (i = 0; i < len; ++i)
|
|
|
5317 if (!(buffer[i] == CAR && buffer[i + 1] == NL))
|
|
|
5318 *p++ = buffer[i];
|
|
|
5319 len = p - buffer;
|
|
|
5320 # endif
|
|
|
5321
|
|
|
5322
|
|
|
5323 /* file names are separated with Space */
|
|
|
5324 if (shell_style == STYLE_ECHO)
|
|
|
5325 {
|
|
|
5326 buffer[len] = '\n'; /* make sure the buffer ends in NL */
|
|
|
5327 p = buffer;
|
|
|
5328 for (i = 0; *p != '\n'; ++i) /* count number of entries */
|
|
|
5329 {
|
|
|
5330 while (*p != ' ' && *p != '\n')
|
|
|
5331 ++p;
|
|
|
5332 p = skipwhite(p); /* skip to next entry */
|
|
|
5333 }
|
|
|
5334 }
|
|
|
5335 /* file names are separated with NL */
|
|
|
5336 else if (shell_style == STYLE_BT)
|
|
|
5337 {
|
|
|
5338 buffer[len] = NUL; /* make sure the buffer ends in NUL */
|
|
|
5339 p = buffer;
|
|
|
5340 for (i = 0; *p != NUL; ++i) /* count number of entries */
|
|
|
5341 {
|
|
|
5342 while (*p != '\n' && *p != NUL)
|
|
|
5343 ++p;
|
|
|
5344 if (*p != NUL)
|
|
|
5345 ++p;
|
|
|
5346 p = skipwhite(p); /* skip leading white space */
|
|
|
5347 }
|
|
|
5348 }
|
|
|
5349 /* file names are separated with NUL */
|
|
|
5350 else
|
|
|
5351 {
|
|
|
5352 /*
|
|
|
5353 * Some versions of zsh use spaces instead of NULs to separate
|
|
|
5354 * results. Only do this when there is no NUL before the end of the
|
|
|
5355 * buffer, otherwise we would never be able to use file names with
|
|
|
5356 * embedded spaces when zsh does use NULs.
|
|
|
5357 * When we found a NUL once, we know zsh is OK, set did_find_nul and
|
|
|
5358 * don't check for spaces again.
|
|
|
5359 */
|
|
|
5360 check_spaces = FALSE;
|
|
|
5361 if (shell_style == STYLE_PRINT && !did_find_nul)
|
|
|
5362 {
|
|
|
5363 /* If there is a NUL, set did_find_nul, else set check_spaces */
|
|
|
5364 if (len && (int)STRLEN(buffer) < len - 1)
|
|
|
5365 did_find_nul = TRUE;
|
|
|
5366 else
|
|
|
5367 check_spaces = TRUE;
|
|
|
5368 }
|
|
|
5369
|
|
|
5370 /*
|
|
|
5371 * Make sure the buffer ends with a NUL. For STYLE_PRINT there
|
|
|
5372 * already is one, for STYLE_GLOB it needs to be added.
|
|
|
5373 */
|
|
|
5374 if (len && buffer[len - 1] == NUL)
|
|
|
5375 --len;
|
|
|
5376 else
|
|
|
5377 buffer[len] = NUL;
|
|
|
5378 i = 0;
|
|
|
5379 for (p = buffer; p < buffer + len; ++p)
|
|
|
5380 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */
|
|
|
5381 {
|
|
|
5382 ++i;
|
|
|
5383 *p = NUL;
|
|
|
5384 }
|
|
|
5385 if (len)
|
|
|
5386 ++i; /* count last entry */
|
|
|
5387 }
|
|
|
5388 if (i == 0)
|
|
|
5389 {
|
|
|
5390 /*
|
|
|
5391 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I".
|
|
|
5392 * /bin/sh will happily expand it to nothing rather than returning an
|
|
|
5393 * error; and hey, it's good to check anyway -- webb.
|
|
|
5394 */
|
|
|
5395 vim_free(buffer);
|
|
|
5396 goto notfound;
|
|
|
5397 }
|
|
|
5398 *num_file = i;
|
|
|
5399 *file = (char_u **)alloc(sizeof(char_u *) * i);
|
|
|
5400 if (*file == NULL)
|
|
|
5401 {
|
|
|
5402 /* out of memory */
|
|
|
5403 vim_free(buffer);
|
|
|
5404 return FAIL;
|
|
|
5405 }
|
|
|
5406
|
|
|
5407 /*
|
|
|
5408 * Isolate the individual file names.
|
|
|
5409 */
|
|
|
5410 p = buffer;
|
|
|
5411 for (i = 0; i < *num_file; ++i)
|
|
|
5412 {
|
|
|
5413 (*file)[i] = p;
|
|
|
5414 /* Space or NL separates */
|
|
|
5415 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT)
|
|
|
5416 {
|
|
|
5417 while (!(shell_style == STYLE_ECHO && *p == ' ') && *p != '\n')
|
|
|
5418 ++p;
|
|
|
5419 if (p == buffer + len) /* last entry */
|
|
|
5420 *p = NUL;
|
|
|
5421 else
|
|
|
5422 {
|
|
|
5423 *p++ = NUL;
|
|
|
5424 p = skipwhite(p); /* skip to next entry */
|
|
|
5425 }
|
|
|
5426 }
|
|
|
5427 else /* NUL separates */
|
|
|
5428 {
|
|
|
5429 while (*p && p < buffer + len) /* skip entry */
|
|
|
5430 ++p;
|
|
|
5431 ++p; /* skip NUL */
|
|
|
5432 }
|
|
|
5433 }
|
|
|
5434
|
|
|
5435 /*
|
|
|
5436 * Move the file names to allocated memory.
|
|
|
5437 */
|
|
|
5438 for (j = 0, i = 0; i < *num_file; ++i)
|
|
|
5439 {
|
|
|
5440 /* Require the files to exist. Helps when using /bin/sh */
|
|
|
5441 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0)
|
|
|
5442 continue;
|
|
|
5443
|
|
|
5444 /* check if this entry should be included */
|
|
|
5445 dir = (mch_isdir((*file)[i]));
|
|
|
5446 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
|
5447 continue;
|
|
|
5448
|
|
|
5449 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir));
|
|
|
5450 if (p)
|
|
|
5451 {
|
|
|
5452 STRCPY(p, (*file)[i]);
|
|
|
5453 if (dir)
|
|
|
5454 STRCAT(p, "/"); /* add '/' to a directory name */
|
|
|
5455 (*file)[j++] = p;
|
|
|
5456 }
|
|
|
5457 }
|
|
|
5458 vim_free(buffer);
|
|
|
5459 *num_file = j;
|
|
|
5460
|
|
|
5461 if (*num_file == 0) /* rejected all entries */
|
|
|
5462 {
|
|
|
5463 vim_free(*file);
|
|
|
5464 *file = NULL;
|
|
|
5465 goto notfound;
|
|
|
5466 }
|
|
|
5467
|
|
|
5468 return OK;
|
|
|
5469
|
|
|
5470 notfound:
|
|
|
5471 if (flags & EW_NOTFOUND)
|
|
|
5472 return save_patterns(num_pat, pat, num_file, file);
|
|
|
5473 return FAIL;
|
|
|
5474
|
|
|
5475 #endif /* __EMX__ */
|
|
|
5476 }
|
|
|
5477
|
|
|
5478 #endif /* VMS */
|
|
|
5479
|
|
|
5480 #ifndef __EMX__
|
|
|
5481 static int
|
|
|
5482 save_patterns(num_pat, pat, num_file, file)
|
|
|
5483 int num_pat;
|
|
|
5484 char_u **pat;
|
|
|
5485 int *num_file;
|
|
|
5486 char_u ***file;
|
|
|
5487 {
|
|
|
5488 int i;
|
|
99
|
5489 char_u *s;
|
|
7
|
5490
|
|
|
5491 *file = (char_u **)alloc(num_pat * sizeof(char_u *));
|
|
|
5492 if (*file == NULL)
|
|
|
5493 return FAIL;
|
|
|
5494 for (i = 0; i < num_pat; i++)
|
|
99
|
5495 {
|
|
|
5496 s = vim_strsave(pat[i]);
|
|
|
5497 if (s != NULL)
|
|
|
5498 /* Be compatible with expand_filename(): halve the number of
|
|
|
5499 * backslashes. */
|
|
|
5500 backslash_halve(s);
|
|
|
5501 (*file)[i] = s;
|
|
|
5502 }
|
|
7
|
5503 *num_file = num_pat;
|
|
|
5504 return OK;
|
|
|
5505 }
|
|
|
5506 #endif
|
|
|
5507
|
|
|
5508
|
|
|
5509 /*
|
|
|
5510 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can
|
|
|
5511 * expand.
|
|
|
5512 */
|
|
|
5513 int
|
|
|
5514 mch_has_exp_wildcard(p)
|
|
|
5515 char_u *p;
|
|
|
5516 {
|
|
39
|
5517 for ( ; *p; mb_ptr_adv(p))
|
|
7
|
5518 {
|
|
|
5519 #ifndef OS2
|
|
|
5520 if (*p == '\\' && p[1] != NUL)
|
|
|
5521 ++p;
|
|
|
5522 else
|
|
|
5523 #endif
|
|
|
5524 if (vim_strchr((char_u *)
|
|
|
5525 #ifdef VMS
|
|
|
5526 "*?%"
|
|
|
5527 #else
|
|
|
5528 # ifdef OS2
|
|
|
5529 "*?"
|
|
|
5530 # else
|
|
|
5531 "*?[{'"
|
|
|
5532 # endif
|
|
|
5533 #endif
|
|
|
5534 , *p) != NULL)
|
|
|
5535 return TRUE;
|
|
|
5536 }
|
|
|
5537 return FALSE;
|
|
|
5538 }
|
|
|
5539
|
|
|
5540 /*
|
|
|
5541 * Return TRUE if the string "p" contains a wildcard.
|
|
|
5542 * Don't recognize '~' at the end as a wildcard.
|
|
|
5543 */
|
|
|
5544 int
|
|
|
5545 mch_has_wildcard(p)
|
|
|
5546 char_u *p;
|
|
|
5547 {
|
|
39
|
5548 for ( ; *p; mb_ptr_adv(p))
|
|
7
|
5549 {
|
|
|
5550 #ifndef OS2
|
|
|
5551 if (*p == '\\' && p[1] != NUL)
|
|
|
5552 ++p;
|
|
|
5553 else
|
|
|
5554 #endif
|
|
|
5555 if (vim_strchr((char_u *)
|
|
|
5556 #ifdef VMS
|
|
|
5557 "*?%$"
|
|
|
5558 #else
|
|
|
5559 # ifdef OS2
|
|
|
5560 # ifdef VIM_BACKTICK
|
|
|
5561 "*?$`"
|
|
|
5562 # else
|
|
|
5563 "*?$"
|
|
|
5564 # endif
|
|
|
5565 # else
|
|
|
5566 "*?[{`'$"
|
|
|
5567 # endif
|
|
|
5568 #endif
|
|
|
5569 , *p) != NULL
|
|
|
5570 || (*p == '~' && p[1] != NUL))
|
|
|
5571 return TRUE;
|
|
|
5572 }
|
|
|
5573 return FALSE;
|
|
|
5574 }
|
|
|
5575
|
|
|
5576 #ifndef __EMX__
|
|
|
5577 static int
|
|
|
5578 have_wildcard(num, file)
|
|
|
5579 int num;
|
|
|
5580 char_u **file;
|
|
|
5581 {
|
|
|
5582 int i;
|
|
|
5583
|
|
|
5584 for (i = 0; i < num; i++)
|
|
|
5585 if (mch_has_wildcard(file[i]))
|
|
|
5586 return 1;
|
|
|
5587 return 0;
|
|
|
5588 }
|
|
|
5589
|
|
|
5590 static int
|
|
|
5591 have_dollars(num, file)
|
|
|
5592 int num;
|
|
|
5593 char_u **file;
|
|
|
5594 {
|
|
|
5595 int i;
|
|
|
5596
|
|
|
5597 for (i = 0; i < num; i++)
|
|
|
5598 if (vim_strchr(file[i], '$') != NULL)
|
|
|
5599 return TRUE;
|
|
|
5600 return FALSE;
|
|
|
5601 }
|
|
|
5602 #endif /* ifndef __EMX__ */
|
|
|
5603
|
|
|
5604 #ifndef HAVE_RENAME
|
|
|
5605 /*
|
|
|
5606 * Scaled-down version of rename(), which is missing in Xenix.
|
|
|
5607 * This version can only move regular files and will fail if the
|
|
|
5608 * destination exists.
|
|
|
5609 */
|
|
|
5610 int
|
|
|
5611 mch_rename(src, dest)
|
|
|
5612 const char *src, *dest;
|
|
|
5613 {
|
|
|
5614 struct stat st;
|
|
|
5615
|
|
|
5616 if (stat(dest, &st) >= 0) /* fail if destination exists */
|
|
|
5617 return -1;
|
|
|
5618 if (link(src, dest) != 0) /* link file to new name */
|
|
|
5619 return -1;
|
|
|
5620 if (mch_remove(src) == 0) /* delete link to old name */
|
|
|
5621 return 0;
|
|
|
5622 return -1;
|
|
|
5623 }
|
|
|
5624 #endif /* !HAVE_RENAME */
|
|
|
5625
|
|
|
5626 #ifdef FEAT_MOUSE_GPM
|
|
|
5627 /*
|
|
|
5628 * Initializes connection with gpm (if it isn't already opened)
|
|
|
5629 * Return 1 if succeeded (or connection already opened), 0 if failed
|
|
|
5630 */
|
|
|
5631 static int
|
|
|
5632 gpm_open()
|
|
|
5633 {
|
|
|
5634 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */
|
|
|
5635
|
|
|
5636 if (!gpm_flag)
|
|
|
5637 {
|
|
|
5638 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN);
|
|
|
5639 gpm_connect.defaultMask = ~GPM_HARD;
|
|
|
5640 /* Default handling for mouse move*/
|
|
|
5641 gpm_connect.minMod = 0; /* Handle any modifier keys */
|
|
|
5642 gpm_connect.maxMod = 0xffff;
|
|
|
5643 if (Gpm_Open(&gpm_connect, 0) > 0)
|
|
|
5644 {
|
|
|
5645 /* gpm library tries to handling TSTP causes
|
|
|
5646 * problems. Anyways, we close connection to Gpm whenever
|
|
|
5647 * we are going to suspend or starting an external process
|
|
|
5648 * so we should'nt have problem with this
|
|
|
5649 */
|
|
|
5650 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
|
5651 return 1; /* succeed */
|
|
|
5652 }
|
|
|
5653 if (gpm_fd == -2)
|
|
|
5654 Gpm_Close(); /* We don't want to talk to xterm via gpm */
|
|
|
5655 return 0;
|
|
|
5656 }
|
|
|
5657 return 1; /* already open */
|
|
|
5658 }
|
|
|
5659
|
|
|
5660 /*
|
|
|
5661 * Closes connection to gpm
|
|
|
5662 * returns non-zero if connection succesfully closed
|
|
|
5663 */
|
|
|
5664 static void
|
|
|
5665 gpm_close()
|
|
|
5666 {
|
|
|
5667 if (gpm_flag && gpm_fd >= 0) /* if Open */
|
|
|
5668 Gpm_Close();
|
|
|
5669 }
|
|
|
5670
|
|
|
5671 /* Reads gpm event and adds special keys to input buf. Returns length of
|
|
|
5672 * generated key sequence.
|
|
|
5673 * This function is made after gui_send_mouse_event
|
|
|
5674 */
|
|
|
5675 static int
|
|
|
5676 mch_gpm_process()
|
|
|
5677 {
|
|
|
5678 int button;
|
|
|
5679 static Gpm_Event gpm_event;
|
|
|
5680 char_u string[6];
|
|
|
5681 int_u vim_modifiers;
|
|
|
5682 int row,col;
|
|
|
5683 unsigned char buttons_mask;
|
|
|
5684 unsigned char gpm_modifiers;
|
|
|
5685 static unsigned char old_buttons = 0;
|
|
|
5686
|
|
|
5687 Gpm_GetEvent(&gpm_event);
|
|
|
5688
|
|
|
5689 #ifdef FEAT_GUI
|
|
|
5690 /* Don't put events in the input queue now. */
|
|
|
5691 if (hold_gui_events)
|
|
|
5692 return 0;
|
|
|
5693 #endif
|
|
|
5694
|
|
|
5695 row = gpm_event.y - 1;
|
|
|
5696 col = gpm_event.x - 1;
|
|
|
5697
|
|
|
5698 string[0] = ESC; /* Our termcode */
|
|
|
5699 string[1] = 'M';
|
|
|
5700 string[2] = 'G';
|
|
|
5701 switch (GPM_BARE_EVENTS(gpm_event.type))
|
|
|
5702 {
|
|
|
5703 case GPM_DRAG:
|
|
|
5704 string[3] = MOUSE_DRAG;
|
|
|
5705 break;
|
|
|
5706 case GPM_DOWN:
|
|
|
5707 buttons_mask = gpm_event.buttons & ~old_buttons;
|
|
|
5708 old_buttons = gpm_event.buttons;
|
|
|
5709 switch (buttons_mask)
|
|
|
5710 {
|
|
|
5711 case GPM_B_LEFT:
|
|
|
5712 button = MOUSE_LEFT;
|
|
|
5713 break;
|
|
|
5714 case GPM_B_MIDDLE:
|
|
|
5715 button = MOUSE_MIDDLE;
|
|
|
5716 break;
|
|
|
5717 case GPM_B_RIGHT:
|
|
|
5718 button = MOUSE_RIGHT;
|
|
|
5719 break;
|
|
|
5720 default:
|
|
|
5721 return 0;
|
|
|
5722 /*Don't know what to do. Can more than one button be
|
|
|
5723 * reported in one event? */
|
|
|
5724 }
|
|
|
5725 string[3] = (char_u)(button | 0x20);
|
|
|
5726 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1);
|
|
|
5727 break;
|
|
|
5728 case GPM_UP:
|
|
|
5729 string[3] = MOUSE_RELEASE;
|
|
|
5730 old_buttons &= ~gpm_event.buttons;
|
|
|
5731 break;
|
|
|
5732 default:
|
|
|
5733 return 0;
|
|
|
5734 }
|
|
|
5735 /*This code is based on gui_x11_mouse_cb in gui_x11.c */
|
|
|
5736 gpm_modifiers = gpm_event.modifiers;
|
|
|
5737 vim_modifiers = 0x0;
|
|
|
5738 /* I ignore capslock stats. Aren't we all just hate capslock mixing with
|
|
|
5739 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and
|
|
|
5740 * K_CAPSSHIFT is defined 8, so it probably isn't even reported
|
|
|
5741 */
|
|
|
5742 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL)))
|
|
|
5743 vim_modifiers |= MOUSE_SHIFT;
|
|
|
5744
|
|
|
5745 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL)))
|
|
|
5746 vim_modifiers |= MOUSE_CTRL;
|
|
|
5747 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR)))
|
|
|
5748 vim_modifiers |= MOUSE_ALT;
|
|
|
5749 string[3] |= vim_modifiers;
|
|
|
5750 string[4] = (char_u)(col + ' ' + 1);
|
|
|
5751 string[5] = (char_u)(row + ' ' + 1);
|
|
|
5752 add_to_input_buf(string, 6);
|
|
|
5753 return 6;
|
|
|
5754 }
|
|
|
5755 #endif /* FEAT_MOUSE_GPM */
|
|
|
5756
|
|
|
5757 #if defined(FEAT_LIBCALL) || defined(PROTO)
|
|
|
5758 typedef char_u * (*STRPROCSTR)__ARGS((char_u *));
|
|
|
5759 typedef char_u * (*INTPROCSTR)__ARGS((int));
|
|
|
5760 typedef int (*STRPROCINT)__ARGS((char_u *));
|
|
|
5761 typedef int (*INTPROCINT)__ARGS((int));
|
|
|
5762
|
|
|
5763 /*
|
|
|
5764 * Call a DLL routine which takes either a string or int param
|
|
|
5765 * and returns an allocated string.
|
|
|
5766 */
|
|
|
5767 int
|
|
|
5768 mch_libcall(libname, funcname, argstring, argint, string_result, number_result)
|
|
|
5769 char_u *libname;
|
|
|
5770 char_u *funcname;
|
|
|
5771 char_u *argstring; /* NULL when using a argint */
|
|
|
5772 int argint;
|
|
|
5773 char_u **string_result;/* NULL when using number_result */
|
|
|
5774 int *number_result;
|
|
|
5775 {
|
|
|
5776 # if defined(USE_DLOPEN)
|
|
|
5777 void *hinstLib;
|
|
12
|
5778 char *dlerr = NULL;
|
|
7
|
5779 # else
|
|
|
5780 shl_t hinstLib;
|
|
|
5781 # endif
|
|
|
5782 STRPROCSTR ProcAdd;
|
|
|
5783 INTPROCSTR ProcAddI;
|
|
|
5784 char_u *retval_str = NULL;
|
|
|
5785 int retval_int = 0;
|
|
|
5786 int success = FALSE;
|
|
|
5787
|
|
|
5788 /* Get a handle to the DLL module. */
|
|
|
5789 # if defined(USE_DLOPEN)
|
|
|
5790 hinstLib = dlopen((char *)libname, RTLD_LAZY
|
|
|
5791 # ifdef RTLD_LOCAL
|
|
|
5792 | RTLD_LOCAL
|
|
|
5793 # endif
|
|
|
5794 );
|
|
12
|
5795 if (hinstLib == NULL)
|
|
|
5796 {
|
|
|
5797 /* "dlerr" must be used before dlclose() */
|
|
|
5798 dlerr = (char *)dlerror();
|
|
|
5799 if (dlerr != NULL)
|
|
|
5800 EMSG2(_("dlerror = \"%s\""), dlerr);
|
|
|
5801 }
|
|
7
|
5802 # else
|
|
|
5803 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L);
|
|
|
5804 # endif
|
|
|
5805
|
|
|
5806 /* If the handle is valid, try to get the function address. */
|
|
|
5807 if (hinstLib != NULL)
|
|
|
5808 {
|
|
|
5809 # ifdef HAVE_SETJMP_H
|
|
|
5810 /*
|
|
|
5811 * Catch a crash when calling the library function. For example when
|
|
|
5812 * using a number where a string pointer is expected.
|
|
|
5813 */
|
|
|
5814 mch_startjmp();
|
|
|
5815 if (SETJMP(lc_jump_env) != 0)
|
|
|
5816 {
|
|
|
5817 success = FALSE;
|
|
12
|
5818 dlerr = NULL;
|
|
7
|
5819 mch_didjmp();
|
|
|
5820 }
|
|
|
5821 else
|
|
|
5822 # endif
|
|
|
5823 {
|
|
|
5824 retval_str = NULL;
|
|
|
5825 retval_int = 0;
|
|
|
5826
|
|
|
5827 if (argstring != NULL)
|
|
|
5828 {
|
|
|
5829 # if defined(USE_DLOPEN)
|
|
|
5830 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
|
12
|
5831 dlerr = (char *)dlerror();
|
|
7
|
5832 # else
|
|
|
5833 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
|
5834 TYPE_PROCEDURE, (void *)&ProcAdd) < 0)
|
|
|
5835 ProcAdd = NULL;
|
|
|
5836 # endif
|
|
12
|
5837 if ((success = (ProcAdd != NULL
|
|
|
5838 # if defined(USE_DLOPEN)
|
|
|
5839 && dlerr == NULL
|
|
|
5840 # endif
|
|
|
5841 )))
|
|
7
|
5842 {
|
|
|
5843 if (string_result == NULL)
|
|
|
5844 retval_int = ((STRPROCINT)ProcAdd)(argstring);
|
|
|
5845 else
|
|
|
5846 retval_str = (ProcAdd)(argstring);
|
|
|
5847 }
|
|
|
5848 }
|
|
|
5849 else
|
|
|
5850 {
|
|
|
5851 # if defined(USE_DLOPEN)
|
|
|
5852 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
|
12
|
5853 dlerr = (char *)dlerror();
|
|
7
|
5854 # else
|
|
|
5855 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
|
5856 TYPE_PROCEDURE, (void *)&ProcAddI) < 0)
|
|
|
5857 ProcAddI = NULL;
|
|
|
5858 # endif
|
|
12
|
5859 if ((success = (ProcAddI != NULL
|
|
|
5860 # if defined(USE_DLOPEN)
|
|
|
5861 && dlerr == NULL
|
|
|
5862 # endif
|
|
|
5863 )))
|
|
7
|
5864 {
|
|
|
5865 if (string_result == NULL)
|
|
|
5866 retval_int = ((INTPROCINT)ProcAddI)(argint);
|
|
|
5867 else
|
|
|
5868 retval_str = (ProcAddI)(argint);
|
|
|
5869 }
|
|
|
5870 }
|
|
|
5871
|
|
|
5872 /* Save the string before we free the library. */
|
|
|
5873 /* Assume that a "1" or "-1" result is an illegal pointer. */
|
|
|
5874 if (string_result == NULL)
|
|
|
5875 *number_result = retval_int;
|
|
|
5876 else if (retval_str != NULL
|
|
|
5877 && retval_str != (char_u *)1
|
|
|
5878 && retval_str != (char_u *)-1)
|
|
|
5879 *string_result = vim_strsave(retval_str);
|
|
|
5880 }
|
|
|
5881
|
|
|
5882 # ifdef HAVE_SETJMP_H
|
|
|
5883 mch_endjmp();
|
|
|
5884 # ifdef SIGHASARG
|
|
|
5885 if (lc_signal != 0)
|
|
|
5886 {
|
|
|
5887 int i;
|
|
|
5888
|
|
|
5889 /* try to find the name of this signal */
|
|
|
5890 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
5891 if (lc_signal == signal_info[i].sig)
|
|
|
5892 break;
|
|
|
5893 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name);
|
|
|
5894 }
|
|
|
5895 # endif
|
|
|
5896 # endif
|
|
|
5897
|
|
12
|
5898 # if defined(USE_DLOPEN)
|
|
|
5899 /* "dlerr" must be used before dlclose() */
|
|
|
5900 if (dlerr != NULL)
|
|
|
5901 EMSG2(_("dlerror = \"%s\""), dlerr);
|
|
|
5902
|
|
7
|
5903 /* Free the DLL module. */
|
|
|
5904 (void)dlclose(hinstLib);
|
|
|
5905 # else
|
|
|
5906 (void)shl_unload(hinstLib);
|
|
|
5907 # endif
|
|
|
5908 }
|
|
|
5909
|
|
|
5910 if (!success)
|
|
|
5911 {
|
|
|
5912 EMSG2(_(e_libcall), funcname);
|
|
|
5913 return FAIL;
|
|
|
5914 }
|
|
|
5915
|
|
|
5916 return OK;
|
|
|
5917 }
|
|
|
5918 #endif
|
|
|
5919
|
|
|
5920 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
|
|
|
5921 static int xterm_trace = -1; /* default: disabled */
|
|
|
5922 static int xterm_button;
|
|
|
5923
|
|
|
5924 /*
|
|
|
5925 * Setup a dummy window for X selections in a terminal.
|
|
|
5926 */
|
|
|
5927 void
|
|
|
5928 setup_term_clip()
|
|
|
5929 {
|
|
|
5930 int z = 0;
|
|
|
5931 char *strp = "";
|
|
|
5932 Widget AppShell;
|
|
|
5933
|
|
|
5934 if (!x_connect_to_server())
|
|
|
5935 return;
|
|
|
5936
|
|
|
5937 open_app_context();
|
|
|
5938 if (app_context != NULL && xterm_Shell == (Widget)0)
|
|
|
5939 {
|
|
|
5940 int (*oldhandler)();
|
|
|
5941 #if defined(HAVE_SETJMP_H)
|
|
|
5942 int (*oldIOhandler)();
|
|
|
5943 #endif
|
|
|
5944 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
5945 struct timeval start_tv;
|
|
|
5946
|
|
|
5947 if (p_verbose > 0)
|
|
|
5948 gettimeofday(&start_tv, NULL);
|
|
|
5949 # endif
|
|
|
5950
|
|
|
5951 /* Ignore X errors while opening the display */
|
|
|
5952 oldhandler = XSetErrorHandler(x_error_check);
|
|
|
5953
|
|
|
5954 #if defined(HAVE_SETJMP_H)
|
|
|
5955 /* Ignore X IO errors while opening the display */
|
|
|
5956 oldIOhandler = XSetIOErrorHandler(x_IOerror_check);
|
|
|
5957 mch_startjmp();
|
|
|
5958 if (SETJMP(lc_jump_env) != 0)
|
|
|
5959 {
|
|
|
5960 mch_didjmp();
|
|
|
5961 xterm_dpy = NULL;
|
|
|
5962 }
|
|
|
5963 else
|
|
|
5964 #endif
|
|
|
5965 {
|
|
|
5966 xterm_dpy = XtOpenDisplay(app_context, xterm_display,
|
|
|
5967 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp);
|
|
|
5968 #if defined(HAVE_SETJMP_H)
|
|
|
5969 mch_endjmp();
|
|
|
5970 #endif
|
|
|
5971 }
|
|
|
5972
|
|
|
5973 #if defined(HAVE_SETJMP_H)
|
|
|
5974 /* Now handle X IO errors normally. */
|
|
|
5975 (void)XSetIOErrorHandler(oldIOhandler);
|
|
|
5976 #endif
|
|
|
5977 /* Now handle X errors normally. */
|
|
|
5978 (void)XSetErrorHandler(oldhandler);
|
|
|
5979
|
|
|
5980 if (xterm_dpy == NULL)
|
|
|
5981 {
|
|
|
5982 if (p_verbose > 0)
|
|
|
5983 MSG(_("Opening the X display failed"));
|
|
|
5984 return;
|
|
|
5985 }
|
|
|
5986
|
|
|
5987 /* Catch terminating error of the X server connection. */
|
|
|
5988 (void)XSetIOErrorHandler(x_IOerror_handler);
|
|
|
5989
|
|
|
5990 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
5991 if (p_verbose > 0)
|
|
|
5992 xopen_message(&start_tv);
|
|
|
5993 # endif
|
|
|
5994
|
|
|
5995 /* Create a Shell to make converters work. */
|
|
|
5996 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm",
|
|
|
5997 applicationShellWidgetClass, xterm_dpy,
|
|
|
5998 NULL);
|
|
|
5999 if (AppShell == (Widget)0)
|
|
|
6000 return;
|
|
|
6001 xterm_Shell = XtVaCreatePopupShell("VIM",
|
|
|
6002 topLevelShellWidgetClass, AppShell,
|
|
|
6003 XtNmappedWhenManaged, 0,
|
|
|
6004 XtNwidth, 1,
|
|
|
6005 XtNheight, 1,
|
|
|
6006 NULL);
|
|
|
6007 if (xterm_Shell == (Widget)0)
|
|
|
6008 return;
|
|
|
6009
|
|
|
6010 x11_setup_atoms(xterm_dpy);
|
|
|
6011 if (x11_display == NULL)
|
|
|
6012 x11_display = xterm_dpy;
|
|
|
6013
|
|
|
6014 XtRealizeWidget(xterm_Shell);
|
|
|
6015 XSync(xterm_dpy, False);
|
|
|
6016 xterm_update();
|
|
|
6017 }
|
|
|
6018 if (xterm_Shell != (Widget)0)
|
|
|
6019 {
|
|
|
6020 clip_init(TRUE);
|
|
|
6021 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL)
|
|
|
6022 x11_window = (Window)atol(strp);
|
|
|
6023 /* Check if $WINDOWID is valid. */
|
|
|
6024 if (test_x11_window(xterm_dpy) == FAIL)
|
|
|
6025 x11_window = 0;
|
|
|
6026 if (x11_window != 0)
|
|
|
6027 xterm_trace = 0;
|
|
|
6028 }
|
|
|
6029 }
|
|
|
6030
|
|
|
6031 void
|
|
|
6032 start_xterm_trace(button)
|
|
|
6033 int button;
|
|
|
6034 {
|
|
|
6035 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0)
|
|
|
6036 return;
|
|
|
6037 xterm_trace = 1;
|
|
|
6038 xterm_button = button;
|
|
|
6039 do_xterm_trace();
|
|
|
6040 }
|
|
|
6041
|
|
|
6042
|
|
|
6043 void
|
|
|
6044 stop_xterm_trace()
|
|
|
6045 {
|
|
|
6046 if (xterm_trace < 0)
|
|
|
6047 return;
|
|
|
6048 xterm_trace = 0;
|
|
|
6049 }
|
|
|
6050
|
|
|
6051 /*
|
|
|
6052 * Query the xterm pointer and generate mouse termcodes if necessary
|
|
|
6053 * return TRUE if dragging is active, else FALSE
|
|
|
6054 */
|
|
|
6055 static int
|
|
|
6056 do_xterm_trace()
|
|
|
6057 {
|
|
|
6058 Window root, child;
|
|
|
6059 int root_x, root_y;
|
|
|
6060 int win_x, win_y;
|
|
|
6061 int row, col;
|
|
|
6062 int_u mask_return;
|
|
|
6063 char_u buf[50];
|
|
|
6064 char_u *strp;
|
|
|
6065 long got_hints;
|
|
|
6066 static char_u *mouse_code;
|
|
|
6067 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER};
|
|
|
6068 static int prev_row = 0, prev_col = 0;
|
|
|
6069 static XSizeHints xterm_hints;
|
|
|
6070
|
|
|
6071 if (xterm_trace <= 0)
|
|
|
6072 return FALSE;
|
|
|
6073
|
|
|
6074 if (xterm_trace == 1)
|
|
|
6075 {
|
|
|
6076 /* Get the hints just before tracking starts. The font size might
|
|
|
6077 * have changed recently */
|
|
|
6078 XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints);
|
|
|
6079 if (!(got_hints & PResizeInc)
|
|
|
6080 || xterm_hints.width_inc <= 1
|
|
|
6081 || xterm_hints.height_inc <= 1)
|
|
|
6082 {
|
|
|
6083 xterm_trace = -1; /* Not enough data -- disable tracing */
|
|
|
6084 return FALSE;
|
|
|
6085 }
|
|
|
6086
|
|
|
6087 /* Rely on the same mouse code for the duration of this */
|
|
|
6088 mouse_code = find_termcode(mouse_name);
|
|
|
6089 prev_row = mouse_row;
|
|
|
6090 prev_row = mouse_col;
|
|
|
6091 xterm_trace = 2;
|
|
|
6092
|
|
|
6093 /* Find the offset of the chars, there might be a scrollbar on the
|
|
|
6094 * left of the window and/or a menu on the top (eterm etc.) */
|
|
|
6095 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
|
6096 &win_x, &win_y, &mask_return);
|
|
|
6097 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row)
|
|
|
6098 - (xterm_hints.height_inc / 2);
|
|
|
6099 if (xterm_hints.y <= xterm_hints.height_inc / 2)
|
|
|
6100 xterm_hints.y = 2;
|
|
|
6101 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col)
|
|
|
6102 - (xterm_hints.width_inc / 2);
|
|
|
6103 if (xterm_hints.x <= xterm_hints.width_inc / 2)
|
|
|
6104 xterm_hints.x = 2;
|
|
|
6105 return TRUE;
|
|
|
6106 }
|
|
|
6107 if (mouse_code == NULL)
|
|
|
6108 {
|
|
|
6109 xterm_trace = 0;
|
|
|
6110 return FALSE;
|
|
|
6111 }
|
|
|
6112
|
|
|
6113 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
|
6114 &win_x, &win_y, &mask_return);
|
|
|
6115
|
|
|
6116 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc);
|
|
|
6117 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc);
|
|
|
6118 if (row == prev_row && col == prev_col)
|
|
|
6119 return TRUE;
|
|
|
6120
|
|
|
6121 STRCPY(buf, mouse_code);
|
|
|
6122 strp = buf + STRLEN(buf);
|
|
|
6123 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20;
|
|
|
6124 *strp++ = (char_u)(col + ' ' + 1);
|
|
|
6125 *strp++ = (char_u)(row + ' ' + 1);
|
|
|
6126 *strp = 0;
|
|
|
6127 add_to_input_buf(buf, STRLEN(buf));
|
|
|
6128
|
|
|
6129 prev_row = row;
|
|
|
6130 prev_col = col;
|
|
|
6131 return TRUE;
|
|
|
6132 }
|
|
|
6133
|
|
|
6134 # if defined(FEAT_GUI) || defined(PROTO)
|
|
|
6135 /*
|
|
|
6136 * Destroy the display, window and app_context. Required for GTK.
|
|
|
6137 */
|
|
|
6138 void
|
|
|
6139 clear_xterm_clip()
|
|
|
6140 {
|
|
|
6141 if (xterm_Shell != (Widget)0)
|
|
|
6142 {
|
|
|
6143 XtDestroyWidget(xterm_Shell);
|
|
|
6144 xterm_Shell = (Widget)0;
|
|
|
6145 }
|
|
|
6146 if (xterm_dpy != NULL)
|
|
|
6147 {
|
|
|
6148 #if 0
|
|
|
6149 /* Lesstif and Solaris crash here, lose some memory */
|
|
|
6150 XtCloseDisplay(xterm_dpy);
|
|
|
6151 #endif
|
|
|
6152 if (x11_display == xterm_dpy)
|
|
|
6153 x11_display = NULL;
|
|
|
6154 xterm_dpy = NULL;
|
|
|
6155 }
|
|
|
6156 #if 0
|
|
|
6157 if (app_context != (XtAppContext)NULL)
|
|
|
6158 {
|
|
|
6159 /* Lesstif and Solaris crash here, lose some memory */
|
|
|
6160 XtDestroyApplicationContext(app_context);
|
|
|
6161 app_context = (XtAppContext)NULL;
|
|
|
6162 }
|
|
|
6163 #endif
|
|
|
6164 }
|
|
|
6165 # endif
|
|
|
6166
|
|
|
6167 /*
|
|
|
6168 * Catch up with any queued X events. This may put keyboard input into the
|
|
|
6169 * input buffer, call resize call-backs, trigger timers etc. If there is
|
|
|
6170 * nothing in the X event queue (& no timers pending), then we return
|
|
|
6171 * immediately.
|
|
|
6172 */
|
|
|
6173 static void
|
|
|
6174 xterm_update()
|
|
|
6175 {
|
|
|
6176 XEvent event;
|
|
|
6177
|
|
|
6178 while (XtAppPending(app_context) && !vim_is_input_buf_full())
|
|
|
6179 {
|
|
|
6180 XtAppNextEvent(app_context, &event);
|
|
|
6181 #ifdef FEAT_CLIENTSERVER
|
|
|
6182 {
|
|
|
6183 XPropertyEvent *e = (XPropertyEvent *)&event;
|
|
|
6184
|
|
|
6185 if (e->type == PropertyNotify && e->window == commWindow
|
|
|
6186 && e->atom == commProperty && e->state == PropertyNewValue)
|
|
|
6187 serverEventProc(xterm_dpy, &event);
|
|
|
6188 }
|
|
|
6189 #endif
|
|
|
6190 XtDispatchEvent(&event);
|
|
|
6191 }
|
|
|
6192 }
|
|
|
6193
|
|
|
6194 int
|
|
|
6195 clip_xterm_own_selection(cbd)
|
|
|
6196 VimClipboard *cbd;
|
|
|
6197 {
|
|
|
6198 if (xterm_Shell != (Widget)0)
|
|
|
6199 return clip_x11_own_selection(xterm_Shell, cbd);
|
|
|
6200 return FAIL;
|
|
|
6201 }
|
|
|
6202
|
|
|
6203 void
|
|
|
6204 clip_xterm_lose_selection(cbd)
|
|
|
6205 VimClipboard *cbd;
|
|
|
6206 {
|
|
|
6207 if (xterm_Shell != (Widget)0)
|
|
|
6208 clip_x11_lose_selection(xterm_Shell, cbd);
|
|
|
6209 }
|
|
|
6210
|
|
|
6211 void
|
|
|
6212 clip_xterm_request_selection(cbd)
|
|
|
6213 VimClipboard *cbd;
|
|
|
6214 {
|
|
|
6215 if (xterm_Shell != (Widget)0)
|
|
|
6216 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd);
|
|
|
6217 }
|
|
|
6218
|
|
|
6219 void
|
|
|
6220 clip_xterm_set_selection(cbd)
|
|
|
6221 VimClipboard *cbd;
|
|
|
6222 {
|
|
|
6223 clip_x11_set_selection(cbd);
|
|
|
6224 }
|
|
|
6225 #endif
|
|
|
6226
|
|
|
6227
|
|
|
6228 #if defined(USE_XSMP) || defined(PROTO)
|
|
|
6229 /*
|
|
|
6230 * Code for X Session Management Protocol.
|
|
|
6231 */
|
|
|
6232 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast));
|
|
|
6233 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6234 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6235 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6236 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData));
|
|
|
6237
|
|
|
6238
|
|
|
6239 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
|
6240 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
6241
|
|
|
6242 /*
|
|
|
6243 * This is our chance to ask the user if they want to save,
|
|
|
6244 * or abort the logout
|
|
|
6245 */
|
|
|
6246 /*ARGSUSED*/
|
|
|
6247 static void
|
|
|
6248 xsmp_handle_interaction(smc_conn, client_data)
|
|
|
6249 SmcConn smc_conn;
|
|
|
6250 SmPointer client_data;
|
|
|
6251 {
|
|
|
6252 cmdmod_T save_cmdmod;
|
|
|
6253 int cancel_shutdown = False;
|
|
|
6254
|
|
|
6255 save_cmdmod = cmdmod;
|
|
|
6256 cmdmod.confirm = TRUE;
|
|
|
6257 if (check_changed_any(FALSE))
|
|
|
6258 /* Mustn't logout */
|
|
|
6259 cancel_shutdown = True;
|
|
|
6260 cmdmod = save_cmdmod;
|
|
|
6261 setcursor(); /* position cursor */
|
|
|
6262 out_flush();
|
|
|
6263
|
|
|
6264 /* Done interaction */
|
|
|
6265 SmcInteractDone(smc_conn, cancel_shutdown);
|
|
|
6266
|
|
|
6267 /* Finish off
|
|
|
6268 * Only end save-yourself here if we're not cancelling shutdown;
|
|
|
6269 * we'll get a cancelled callback later in which we'll end it.
|
|
|
6270 * Hopefully get around glitchy SMs (like GNOME-1)
|
|
|
6271 */
|
|
|
6272 if (!cancel_shutdown)
|
|
|
6273 {
|
|
|
6274 xsmp.save_yourself = False;
|
|
|
6275 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6276 }
|
|
|
6277 }
|
|
|
6278 # endif
|
|
|
6279
|
|
|
6280 /*
|
|
|
6281 * Callback that starts save-yourself.
|
|
|
6282 */
|
|
|
6283 /*ARGSUSED*/
|
|
|
6284 static void
|
|
|
6285 xsmp_handle_save_yourself(smc_conn, client_data, save_type,
|
|
|
6286 shutdown, interact_style, fast)
|
|
|
6287 SmcConn smc_conn;
|
|
|
6288 SmPointer client_data;
|
|
|
6289 int save_type;
|
|
|
6290 Bool shutdown;
|
|
|
6291 int interact_style;
|
|
|
6292 Bool fast;
|
|
|
6293 {
|
|
|
6294 /* Handle already being in saveyourself */
|
|
|
6295 if (xsmp.save_yourself)
|
|
|
6296 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6297 xsmp.save_yourself = True;
|
|
|
6298 xsmp.shutdown = shutdown;
|
|
|
6299
|
|
|
6300 /* First up, preserve all files */
|
|
|
6301 out_flush();
|
|
|
6302 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
|
|
|
6303
|
|
|
6304 if (p_verbose > 0)
|
|
|
6305 MSG(_("XSMP handling save-yourself request"));
|
|
|
6306
|
|
|
6307 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
|
6308 /* Now see if we can ask about unsaved files */
|
|
|
6309 if (shutdown && !fast && gui.in_use)
|
|
|
6310 /* Need to interact with user, but need SM's permission */
|
|
|
6311 SmcInteractRequest(smc_conn, SmDialogError,
|
|
|
6312 xsmp_handle_interaction, client_data);
|
|
|
6313 else
|
|
|
6314 # endif
|
|
|
6315 {
|
|
|
6316 /* Can stop the cycle here */
|
|
|
6317 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6318 xsmp.save_yourself = False;
|
|
|
6319 }
|
|
|
6320 }
|
|
|
6321
|
|
|
6322
|
|
|
6323 /*
|
|
|
6324 * Callback to warn us of imminent death.
|
|
|
6325 */
|
|
|
6326 /*ARGSUSED*/
|
|
|
6327 static void
|
|
|
6328 xsmp_die(smc_conn, client_data)
|
|
|
6329 SmcConn smc_conn;
|
|
|
6330 SmPointer client_data;
|
|
|
6331 {
|
|
|
6332 xsmp_close();
|
|
|
6333
|
|
|
6334 /* quit quickly leaving swapfiles for modified buffers behind */
|
|
|
6335 getout_preserve_modified(0);
|
|
|
6336 }
|
|
|
6337
|
|
|
6338
|
|
|
6339 /*
|
|
|
6340 * Callback to tell us that save-yourself has completed.
|
|
|
6341 */
|
|
|
6342 /*ARGSUSED*/
|
|
|
6343 static void
|
|
|
6344 xsmp_save_complete(smc_conn, client_data)
|
|
|
6345 SmcConn smc_conn;
|
|
|
6346 SmPointer client_data;
|
|
|
6347 {
|
|
|
6348 xsmp.save_yourself = False;
|
|
|
6349 }
|
|
|
6350
|
|
|
6351
|
|
|
6352 /*
|
|
|
6353 * Callback to tell us that an instigated shutdown was cancelled
|
|
|
6354 * (maybe even by us)
|
|
|
6355 */
|
|
|
6356 /*ARGSUSED*/
|
|
|
6357 static void
|
|
|
6358 xsmp_shutdown_cancelled(smc_conn, client_data)
|
|
|
6359 SmcConn smc_conn;
|
|
|
6360 SmPointer client_data;
|
|
|
6361 {
|
|
|
6362 if (xsmp.save_yourself)
|
|
|
6363 SmcSaveYourselfDone(smc_conn, True);
|
|
|
6364 xsmp.save_yourself = False;
|
|
|
6365 xsmp.shutdown = False;
|
|
|
6366 }
|
|
|
6367
|
|
|
6368
|
|
|
6369 /*
|
|
|
6370 * Callback to tell us that a new ICE connection has been established.
|
|
|
6371 */
|
|
|
6372 /*ARGSUSED*/
|
|
|
6373 static void
|
|
|
6374 xsmp_ice_connection(iceConn, clientData, opening, watchData)
|
|
|
6375 IceConn iceConn;
|
|
|
6376 IcePointer clientData;
|
|
|
6377 Bool opening;
|
|
|
6378 IcePointer *watchData;
|
|
|
6379 {
|
|
|
6380 /* Intercept creation of ICE connection fd */
|
|
|
6381 if (opening)
|
|
|
6382 {
|
|
|
6383 xsmp_icefd = IceConnectionNumber(iceConn);
|
|
|
6384 IceRemoveConnectionWatch(xsmp_ice_connection, NULL);
|
|
|
6385 }
|
|
|
6386 }
|
|
|
6387
|
|
|
6388
|
|
|
6389 /* Handle any ICE processing that's required; return FAIL if SM lost */
|
|
|
6390 int
|
|
|
6391 xsmp_handle_requests()
|
|
|
6392 {
|
|
|
6393 Bool rep;
|
|
|
6394
|
|
|
6395 if (IceProcessMessages(xsmp.iceconn, NULL, &rep)
|
|
|
6396 == IceProcessMessagesIOError)
|
|
|
6397 {
|
|
|
6398 /* Lost ICE */
|
|
|
6399 if (p_verbose > 0)
|
|
|
6400 MSG(_("XSMP lost ICE connection"));
|
|
|
6401 xsmp_close();
|
|
|
6402 return FAIL;
|
|
|
6403 }
|
|
|
6404 else
|
|
|
6405 return OK;
|
|
|
6406 }
|
|
|
6407
|
|
|
6408 static int dummy;
|
|
|
6409
|
|
|
6410 /* Set up X Session Management Protocol */
|
|
|
6411 void
|
|
|
6412 xsmp_init(void)
|
|
|
6413 {
|
|
|
6414 char errorstring[80];
|
|
|
6415 char *clientid;
|
|
|
6416 SmcCallbacks smcallbacks;
|
|
|
6417 #if 0
|
|
|
6418 SmPropValue smname;
|
|
|
6419 SmProp smnameprop;
|
|
|
6420 SmProp *smprops[1];
|
|
|
6421 #endif
|
|
|
6422
|
|
|
6423 if (p_verbose > 0)
|
|
|
6424 MSG(_("XSMP opening connection"));
|
|
|
6425
|
|
|
6426 xsmp.save_yourself = xsmp.shutdown = False;
|
|
|
6427
|
|
|
6428 /* Set up SM callbacks - must have all, even if they're not used */
|
|
|
6429 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself;
|
|
|
6430 smcallbacks.save_yourself.client_data = NULL;
|
|
|
6431 smcallbacks.die.callback = xsmp_die;
|
|
|
6432 smcallbacks.die.client_data = NULL;
|
|
|
6433 smcallbacks.save_complete.callback = xsmp_save_complete;
|
|
|
6434 smcallbacks.save_complete.client_data = NULL;
|
|
|
6435 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled;
|
|
|
6436 smcallbacks.shutdown_cancelled.client_data = NULL;
|
|
|
6437
|
|
|
6438 /* Set up a watch on ICE connection creations. The "dummy" argument is
|
|
|
6439 * apparently required for FreeBSD (we get a BUS error when using NULL). */
|
|
|
6440 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0)
|
|
|
6441 {
|
|
|
6442 if (p_verbose > 0)
|
|
|
6443 MSG(_("XSMP ICE connection watch failed"));
|
|
|
6444 return;
|
|
|
6445 }
|
|
|
6446
|
|
|
6447 /* Create an SM connection */
|
|
|
6448 xsmp.smcconn = SmcOpenConnection(
|
|
|
6449 NULL,
|
|
|
6450 NULL,
|
|
|
6451 SmProtoMajor,
|
|
|
6452 SmProtoMinor,
|
|
|
6453 SmcSaveYourselfProcMask | SmcDieProcMask
|
|
|
6454 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask,
|
|
|
6455 &smcallbacks,
|
|
|
6456 NULL,
|
|
|
6457 &clientid,
|
|
|
6458 sizeof(errorstring),
|
|
|
6459 errorstring);
|
|
|
6460 if (xsmp.smcconn == NULL)
|
|
|
6461 {
|
|
|
6462 char errorreport[132];
|
|
|
6463 sprintf(errorreport, _("XSMP SmcOpenConnection failed: %s"),
|
|
|
6464 errorstring);
|
|
|
6465 if (p_verbose > 0)
|
|
|
6466 MSG(errorreport);
|
|
|
6467 return;
|
|
|
6468 }
|
|
|
6469 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn);
|
|
|
6470
|
|
|
6471 #if 0
|
|
|
6472 /* ID ourselves */
|
|
|
6473 smname.value = "vim";
|
|
|
6474 smname.length = 3;
|
|
|
6475 smnameprop.name = "SmProgram";
|
|
|
6476 smnameprop.type = "SmARRAY8";
|
|
|
6477 smnameprop.num_vals = 1;
|
|
|
6478 smnameprop.vals = &smname;
|
|
|
6479
|
|
|
6480 smprops[0] = &smnameprop;
|
|
|
6481 SmcSetProperties(xsmp.smcconn, 1, smprops);
|
|
|
6482 #endif
|
|
|
6483 }
|
|
|
6484
|
|
|
6485
|
|
|
6486 /* Shut down XSMP comms. */
|
|
|
6487 void
|
|
|
6488 xsmp_close()
|
|
|
6489 {
|
|
|
6490 if (xsmp_icefd != -1)
|
|
|
6491 {
|
|
|
6492 SmcCloseConnection(xsmp.smcconn, 0, NULL);
|
|
|
6493 xsmp_icefd = -1;
|
|
|
6494 }
|
|
|
6495 }
|
|
|
6496 #endif /* USE_XSMP */
|
|
|
6497
|
|
|
6498
|
|
|
6499 #ifdef EBCDIC
|
|
|
6500 /* Translate character to its CTRL- value */
|
|
|
6501 char CtrlTable[] =
|
|
|
6502 {
|
|
|
6503 /* 00 - 5E */
|
|
|
6504 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6505 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6506 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6507 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6508 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6509 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6510 /* ^ */ 0x1E,
|
|
|
6511 /* - */ 0x1F,
|
|
|
6512 /* 61 - 6C */
|
|
|
6513 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6514 /* _ */ 0x1F,
|
|
|
6515 /* 6E - 80 */
|
|
|
6516 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6517 /* a */ 0x01,
|
|
|
6518 /* b */ 0x02,
|
|
|
6519 /* c */ 0x03,
|
|
|
6520 /* d */ 0x37,
|
|
|
6521 /* e */ 0x2D,
|
|
|
6522 /* f */ 0x2E,
|
|
|
6523 /* g */ 0x2F,
|
|
|
6524 /* h */ 0x16,
|
|
|
6525 /* i */ 0x05,
|
|
|
6526 /* 8A - 90 */
|
|
|
6527 0, 0, 0, 0, 0, 0, 0,
|
|
|
6528 /* j */ 0x15,
|
|
|
6529 /* k */ 0x0B,
|
|
|
6530 /* l */ 0x0C,
|
|
|
6531 /* m */ 0x0D,
|
|
|
6532 /* n */ 0x0E,
|
|
|
6533 /* o */ 0x0F,
|
|
|
6534 /* p */ 0x10,
|
|
|
6535 /* q */ 0x11,
|
|
|
6536 /* r */ 0x12,
|
|
|
6537 /* 9A - A1 */
|
|
|
6538 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6539 /* s */ 0x13,
|
|
|
6540 /* t */ 0x3C,
|
|
|
6541 /* u */ 0x3D,
|
|
|
6542 /* v */ 0x32,
|
|
|
6543 /* w */ 0x26,
|
|
|
6544 /* x */ 0x18,
|
|
|
6545 /* y */ 0x19,
|
|
|
6546 /* z */ 0x3F,
|
|
|
6547 /* AA - AC */
|
|
|
6548 0, 0, 0,
|
|
|
6549 /* [ */ 0x27,
|
|
|
6550 /* AE - BC */
|
|
|
6551 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6552 /* ] */ 0x1D,
|
|
|
6553 /* BE - C0 */ 0, 0, 0,
|
|
|
6554 /* A */ 0x01,
|
|
|
6555 /* B */ 0x02,
|
|
|
6556 /* C */ 0x03,
|
|
|
6557 /* D */ 0x37,
|
|
|
6558 /* E */ 0x2D,
|
|
|
6559 /* F */ 0x2E,
|
|
|
6560 /* G */ 0x2F,
|
|
|
6561 /* H */ 0x16,
|
|
|
6562 /* I */ 0x05,
|
|
|
6563 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0,
|
|
|
6564 /* J */ 0x15,
|
|
|
6565 /* K */ 0x0B,
|
|
|
6566 /* L */ 0x0C,
|
|
|
6567 /* M */ 0x0D,
|
|
|
6568 /* N */ 0x0E,
|
|
|
6569 /* O */ 0x0F,
|
|
|
6570 /* P */ 0x10,
|
|
|
6571 /* Q */ 0x11,
|
|
|
6572 /* R */ 0x12,
|
|
|
6573 /* DA - DF */ 0, 0, 0, 0, 0, 0,
|
|
|
6574 /* \ */ 0x1C,
|
|
|
6575 /* E1 */ 0,
|
|
|
6576 /* S */ 0x13,
|
|
|
6577 /* T */ 0x3C,
|
|
|
6578 /* U */ 0x3D,
|
|
|
6579 /* V */ 0x32,
|
|
|
6580 /* W */ 0x26,
|
|
|
6581 /* X */ 0x18,
|
|
|
6582 /* Y */ 0x19,
|
|
|
6583 /* Z */ 0x3F,
|
|
|
6584 /* EA - FF*/ 0, 0, 0, 0, 0, 0,
|
|
|
6585 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6586 };
|
|
|
6587
|
|
|
6588 char MetaCharTable[]=
|
|
|
6589 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
|
6590 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0,
|
|
|
6591 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0,
|
|
|
6592 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0,
|
|
|
6593 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0
|
|
|
6594 };
|
|
|
6595
|
|
|
6596
|
|
|
6597 /* TODO: Use characters NOT numbers!!! */
|
|
|
6598 char CtrlCharTable[]=
|
|
|
6599 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
|
6600 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214,
|
|
|
6601 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109,
|
|
|
6602 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199,
|
|
|
6603 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233,
|
|
|
6604 };
|
|
|
6605
|
|
|
6606
|
|
|
6607 #endif
|
