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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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34 #ifdef HAVE_FCNTL_H
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35 # include <fcntl.h>
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36 #endif
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37
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38 #include "os_unixx.h" /* unix includes for os_unix.c only */
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39
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40 #ifdef USE_XSMP
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41 # include <X11/SM/SMlib.h>
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42 #endif
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43
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44 /*
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45 * Use this prototype for select, some include files have a wrong prototype
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46 */
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47 #undef select
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48 #ifdef __BEOS__
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49 # define select beos_select
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50 #endif
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51
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52 #if defined(HAVE_SELECT)
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53 extern int select __ARGS((int, fd_set *, fd_set *, fd_set *, struct timeval *));
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54 #endif
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55
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56 #ifdef FEAT_MOUSE_GPM
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57 # include <gpm.h>
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58 /* <linux/keyboard.h> contains defines conflicting with "keymap.h",
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59 * I just copied relevant defines here. A cleaner solution would be to put gpm
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60 * code into separate file and include there linux/keyboard.h
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61 */
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62 /* #include <linux/keyboard.h> */
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63 # define KG_SHIFT 0
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64 # define KG_CTRL 2
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65 # define KG_ALT 3
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66 # define KG_ALTGR 1
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67 # define KG_SHIFTL 4
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68 # define KG_SHIFTR 5
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69 # define KG_CTRLL 6
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70 # define KG_CTRLR 7
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71 # define KG_CAPSSHIFT 8
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72
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73 static void gpm_close __ARGS((void));
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74 static int gpm_open __ARGS((void));
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75 static int mch_gpm_process __ARGS((void));
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76 #endif
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77
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78 /*
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79 * end of autoconf section. To be extended...
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80 */
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81
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82 /* Are the following #ifdefs still required? And why? Is that for X11? */
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83
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84 #if defined(ESIX) || defined(M_UNIX) && !defined(SCO)
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85 # ifdef SIGWINCH
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86 # undef SIGWINCH
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87 # endif
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88 # ifdef TIOCGWINSZ
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89 # undef TIOCGWINSZ
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90 # endif
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91 #endif
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92
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93 #if defined(SIGWINDOW) && !defined(SIGWINCH) /* hpux 9.01 has it */
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94 # define SIGWINCH SIGWINDOW
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95 #endif
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96
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97 #ifdef FEAT_X11
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98 # include <X11/Xlib.h>
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99 # include <X11/Xutil.h>
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100 # include <X11/Xatom.h>
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101 # ifdef FEAT_XCLIPBOARD
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102 # include <X11/Intrinsic.h>
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103 # include <X11/Shell.h>
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104 # include <X11/StringDefs.h>
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105 static Widget xterm_Shell = (Widget)0;
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106 static void xterm_update __ARGS((void));
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107 # endif
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108
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109 # if defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE)
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110 Window x11_window = 0;
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111 # endif
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112 Display *x11_display = NULL;
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113
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114 # ifdef FEAT_TITLE
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115 static int get_x11_windis __ARGS((void));
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116 static void set_x11_title __ARGS((char_u *));
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117 static void set_x11_icon __ARGS((char_u *));
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118 # endif
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119 #endif
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120
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121 #ifdef FEAT_TITLE
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122 static int get_x11_title __ARGS((int));
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123 static int get_x11_icon __ARGS((int));
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124
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125 static char_u *oldtitle = NULL;
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126 static int did_set_title = FALSE;
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127 static char_u *oldicon = NULL;
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128 static int did_set_icon = FALSE;
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129 #endif
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130
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131 static void may_core_dump __ARGS((void));
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132
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133 static int WaitForChar __ARGS((long));
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134 #if defined(__BEOS__)
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135 int RealWaitForChar __ARGS((int, long, int *));
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136 #else
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137 static int RealWaitForChar __ARGS((int, long, int *));
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138 #endif
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139
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140 #ifdef FEAT_XCLIPBOARD
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141 static int do_xterm_trace __ARGS((void));
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142 #define XT_TRACE_DELAY 50 /* delay for xterm tracing */
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143 #endif
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144
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145 static void handle_resize __ARGS((void));
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146
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147 #if defined(SIGWINCH)
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148 static RETSIGTYPE sig_winch __ARGS(SIGPROTOARG);
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149 #endif
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150 #if defined(SIGINT)
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151 static RETSIGTYPE catch_sigint __ARGS(SIGPROTOARG);
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152 #endif
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153 #if defined(SIGPWR)
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154 static RETSIGTYPE catch_sigpwr __ARGS(SIGPROTOARG);
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155 #endif
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156 #if defined(SIGALRM) && defined(FEAT_X11) \
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157 && defined(FEAT_TITLE) && !defined(FEAT_GUI_GTK)
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158 # define SET_SIG_ALARM
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159 static RETSIGTYPE sig_alarm __ARGS(SIGPROTOARG);
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160 static int sig_alarm_called;
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161 #endif
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162 static RETSIGTYPE deathtrap __ARGS(SIGPROTOARG);
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163
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164 static void set_signals __ARGS((void));
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165 static void catch_signals __ARGS((RETSIGTYPE (*func_deadly)(), RETSIGTYPE (*func_other)()));
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166 #ifndef __EMX__
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167 static int have_wildcard __ARGS((int, char_u **));
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168 static int have_dollars __ARGS((int, char_u **));
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169 #endif
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170
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171 #ifndef NO_EXPANDPATH
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172 static int pstrcmp __ARGS((const void *, const void *));
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173 static int unix_expandpath __ARGS((garray_T *gap, char_u *path, int wildoff, int flags));
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174 #endif
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175
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176 #ifndef __EMX__
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177 static int save_patterns __ARGS((int num_pat, char_u **pat, int *num_file, char_u ***file));
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178 #endif
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179
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180 #ifndef SIG_ERR
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181 # define SIG_ERR ((RETSIGTYPE (*)())-1)
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182 #endif
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183
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184 static int do_resize = FALSE;
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185 #ifndef __EMX__
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186 static char_u *extra_shell_arg = NULL;
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187 static int show_shell_mess = TRUE;
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188 #endif
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189 static int deadly_signal = 0; /* The signal we caught */
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190
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191 static int curr_tmode = TMODE_COOK; /* contains current terminal mode */
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192
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193 #ifdef USE_XSMP
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194 typedef struct
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195 {
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196 SmcConn smcconn; /* The SM connection ID */
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197 IceConn iceconn; /* The ICE connection ID */
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198 Bool save_yourself; /* If we're in the middle of a save_yourself */
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199 Bool shutdown; /* If we're in shutdown mode */
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200 } xsmp_config_T;
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201
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202 static xsmp_config_T xsmp;
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203 #endif
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204
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205 #ifdef SYS_SIGLIST_DECLARED
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206 /*
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207 * I have seen
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208 * extern char *_sys_siglist[NSIG];
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209 * on Irix, Linux, NetBSD and Solaris. It contains a nice list of strings
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210 * that describe the signals. That is nearly what we want here. But
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211 * autoconf does only check for sys_siglist (without the underscore), I
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212 * do not want to change everything today.... jw.
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213 * This is why AC_DECL_SYS_SIGLIST is commented out in configure.in
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214 */
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215 #endif
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216
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217 static struct signalinfo
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218 {
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219 int sig; /* Signal number, eg. SIGSEGV etc */
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220 char *name; /* Signal name (not char_u!). */
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221 char deadly; /* Catch as a deadly signal? */
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222 } signal_info[] =
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223 {
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224 #ifdef SIGHUP
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225 {SIGHUP, "HUP", TRUE},
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226 #endif
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227 #ifdef SIGQUIT
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228 {SIGQUIT, "QUIT", TRUE},
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229 #endif
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230 #ifdef SIGILL
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231 {SIGILL, "ILL", TRUE},
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232 #endif
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233 #ifdef SIGTRAP
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234 {SIGTRAP, "TRAP", TRUE},
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235 #endif
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236 #ifdef SIGABRT
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237 {SIGABRT, "ABRT", TRUE},
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238 #endif
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239 #ifdef SIGEMT
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240 {SIGEMT, "EMT", TRUE},
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241 #endif
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242 #ifdef SIGFPE
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243 {SIGFPE, "FPE", TRUE},
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244 #endif
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245 #ifdef SIGBUS
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246 {SIGBUS, "BUS", TRUE},
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247 #endif
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248 #ifdef SIGSEGV
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249 {SIGSEGV, "SEGV", TRUE},
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250 #endif
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251 #ifdef SIGSYS
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252 {SIGSYS, "SYS", TRUE},
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253 #endif
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254 #ifdef SIGALRM
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255 {SIGALRM, "ALRM", FALSE}, /* Perl's alarm() can trigger it */
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256 #endif
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257 #ifdef SIGTERM
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258 {SIGTERM, "TERM", TRUE},
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259 #endif
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260 #ifdef SIGVTALRM
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261 {SIGVTALRM, "VTALRM", TRUE},
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262 #endif
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263 #ifdef SIGPROF
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264 {SIGPROF, "PROF", TRUE},
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265 #endif
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266 #ifdef SIGXCPU
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267 {SIGXCPU, "XCPU", TRUE},
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268 #endif
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269 #ifdef SIGXFSZ
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270 {SIGXFSZ, "XFSZ", TRUE},
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271 #endif
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272 #ifdef SIGUSR1
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273 {SIGUSR1, "USR1", TRUE},
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274 #endif
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275 #ifdef SIGUSR2
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276 {SIGUSR2, "USR2", TRUE},
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277 #endif
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278 #ifdef SIGINT
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279 {SIGINT, "INT", FALSE},
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280 #endif
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281 #ifdef SIGWINCH
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282 {SIGWINCH, "WINCH", FALSE},
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283 #endif
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284 #ifdef SIGTSTP
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285 {SIGTSTP, "TSTP", FALSE},
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286 #endif
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287 #ifdef SIGPIPE
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288 {SIGPIPE, "PIPE", FALSE},
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289 #endif
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290 {-1, "Unknown!", FALSE}
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291 };
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292
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293 void
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294 mch_write(s, len)
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295 char_u *s;
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296 int len;
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297 {
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298 write(1, (char *)s, len);
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299 if (p_wd) /* Unix is too fast, slow down a bit more */
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300 RealWaitForChar(read_cmd_fd, p_wd, NULL);
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301 }
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302
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303 /*
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304 * mch_inchar(): low level input funcion.
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305 * Get a characters from the keyboard.
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306 * Return the number of characters that are available.
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307 * If wtime == 0 do not wait for characters.
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308 * If wtime == n wait a short time for characters.
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309 * If wtime == -1 wait forever for characters.
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310 */
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311 int
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312 mch_inchar(buf, maxlen, wtime, tb_change_cnt)
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313 char_u *buf;
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314 int maxlen;
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315 long wtime; /* don't use "time", MIPS cannot handle it */
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316 int tb_change_cnt;
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317 {
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318 int len;
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319 #ifdef FEAT_AUTOCMD
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320 static int once_already = 0;
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321 #endif
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322
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323 /* Check if window changed size while we were busy, perhaps the ":set
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324 * columns=99" command was used. */
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325 while (do_resize)
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326 handle_resize();
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327
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328 if (wtime >= 0)
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329 {
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330 while (WaitForChar(wtime) == 0) /* no character available */
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331 {
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332 if (!do_resize) /* return if not interrupted by resize */
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333 {
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334 #ifdef FEAT_AUTOCMD
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335 once_already = 0;
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336 #endif
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337 return 0;
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338 }
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339 handle_resize();
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340 }
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341 }
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342 else /* wtime == -1 */
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343 {
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344 #ifdef FEAT_AUTOCMD
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345 if (once_already == 2)
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346 updatescript(0);
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347 else if (once_already == 1)
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348 {
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349 setcursor();
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350 once_already = 2;
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351 return 0;
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352 }
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353 else
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354 #endif
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355 /*
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356 * If there is no character available within 'updatetime' seconds
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357 * flush all the swap files to disk
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358 * Also done when interrupted by SIGWINCH.
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359 */
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360 if (WaitForChar(p_ut) == 0)
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361 {
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362 #ifdef FEAT_AUTOCMD
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363 if (has_cursorhold() && get_real_state() == NORMAL_BUSY)
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364 {
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365 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf);
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366 update_screen(VALID);
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367 once_already = 1;
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368 return 0;
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369 }
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370 else
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371 #endif
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372 updatescript(0);
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373 }
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374 }
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375
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376 for (;;) /* repeat until we got a character */
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377 {
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378 while (do_resize) /* window changed size */
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379 handle_resize();
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380 /*
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381 * we want to be interrupted by the winch signal
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382 */
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383 WaitForChar(-1L);
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384 if (do_resize) /* interrupted by SIGWINCH signal */
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385 continue;
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386
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387 /* If input was put directly in typeahead buffer bail out here. */
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388 if (typebuf_changed(tb_change_cnt))
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389 return 0;
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390
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391 /*
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392 * For some terminals we only get one character at a time.
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393 * We want the get all available characters, so we could keep on
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394 * trying until none is available
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395 * For some other terminals this is quite slow, that's why we don't do
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396 * it.
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397 */
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398 len = read_from_input_buf(buf, (long)maxlen);
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399 if (len > 0)
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400 {
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401 #ifdef OS2
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402 int i;
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403
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404 for (i = 0; i < len; i++)
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405 if (buf[i] == 0)
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406 buf[i] = K_NUL;
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407 #endif
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408 #ifdef FEAT_AUTOCMD
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409 once_already = 0;
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410 #endif
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411 return len;
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412 }
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413 }
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414 }
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415
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416 static void
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417 handle_resize()
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418 {
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419 do_resize = FALSE;
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420 shell_resized();
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421 }
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422
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423 /*
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424 * return non-zero if a character is available
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425 */
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426 int
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427 mch_char_avail()
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428 {
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429 return WaitForChar(0L);
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430 }
|
|
|
431
|
|
|
432 #if defined(HAVE_TOTAL_MEM) || defined(PROTO)
|
|
|
433 # ifdef HAVE_SYS_RESOURCE_H
|
|
|
434 # include <sys/resource.h>
|
|
|
435 # endif
|
|
|
436 # if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL)
|
|
|
437 # include <sys/sysctl.h>
|
|
|
438 # endif
|
|
|
439 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
|
440 # include <sys/sysinfo.h>
|
|
|
441 # endif
|
|
|
442
|
|
|
443 /*
|
|
|
444 * Return total amount of memory available. Doesn't change when memory has
|
|
|
445 * been allocated.
|
|
|
446 */
|
|
|
447 /* ARGSUSED */
|
|
|
448 long_u
|
|
|
449 mch_total_mem(special)
|
|
|
450 int special;
|
|
|
451 {
|
|
|
452 # ifdef __EMX__
|
|
|
453 return ulimit(3, 0L); /* always 32MB? */
|
|
|
454 # else
|
|
|
455 long_u mem = 0;
|
|
|
456
|
|
|
457 # ifdef HAVE_SYSCTL
|
|
|
458 int mib[2], physmem;
|
|
|
459 size_t len;
|
|
|
460
|
|
|
461 /* BSD way of getting the amount of RAM available. */
|
|
|
462 mib[0] = CTL_HW;
|
|
|
463 mib[1] = HW_USERMEM;
|
|
|
464 len = sizeof(physmem);
|
|
|
465 if (sysctl(mib, 2, &physmem, &len, NULL, 0) == 0)
|
|
|
466 mem = (long_u)physmem;
|
|
|
467 # endif
|
|
|
468
|
|
|
469 # if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)
|
|
|
470 if (mem == 0)
|
|
|
471 {
|
|
|
472 struct sysinfo sinfo;
|
|
|
473
|
|
|
474 /* Linux way of getting amount of RAM available */
|
|
|
475 if (sysinfo(&sinfo) == 0)
|
|
|
476 mem = sinfo.totalram;
|
|
|
477 }
|
|
|
478 # endif
|
|
|
479
|
|
|
480 # ifdef HAVE_SYSCONF
|
|
|
481 if (mem == 0)
|
|
|
482 {
|
|
|
483 long pagesize, pagecount;
|
|
|
484
|
|
|
485 /* Solaris way of getting amount of RAM available */
|
|
|
486 pagesize = sysconf(_SC_PAGESIZE);
|
|
|
487 pagecount = sysconf(_SC_PHYS_PAGES);
|
|
|
488 if (pagesize > 0 && pagecount > 0)
|
|
|
489 mem = (long_u)pagesize * pagecount;
|
|
|
490 }
|
|
|
491 # endif
|
|
|
492
|
|
|
493 /* Return the minimum of the physical memory and the user limit, because
|
|
|
494 * using more than the user limit may cause Vim to be terminated. */
|
|
|
495 # if defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)
|
|
|
496 {
|
|
|
497 struct rlimit rlp;
|
|
|
498
|
|
|
499 if (getrlimit(RLIMIT_DATA, &rlp) == 0
|
|
|
500 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
|
501 # ifdef RLIM_INFINITY
|
|
|
502 && rlp.rlim_cur != RLIM_INFINITY
|
|
|
503 # endif
|
|
|
504 && (long_u)rlp.rlim_cur < mem
|
|
|
505 )
|
|
|
506 return (long_u)rlp.rlim_cur;
|
|
|
507 }
|
|
|
508 # endif
|
|
|
509
|
|
|
510 if (mem > 0)
|
|
|
511 return mem;
|
|
|
512 return (long_u)0x7fffffff;
|
|
|
513 # endif
|
|
|
514 }
|
|
|
515 #endif
|
|
|
516
|
|
|
517 void
|
|
|
518 mch_delay(msec, ignoreinput)
|
|
|
519 long msec;
|
|
|
520 int ignoreinput;
|
|
|
521 {
|
|
|
522 int old_tmode;
|
|
|
523
|
|
|
524 if (ignoreinput)
|
|
|
525 {
|
|
|
526 /* Go to cooked mode without echo, to allow SIGINT interrupting us
|
|
|
527 * here */
|
|
|
528 old_tmode = curr_tmode;
|
|
|
529 if (curr_tmode == TMODE_RAW)
|
|
|
530 settmode(TMODE_SLEEP);
|
|
|
531
|
|
|
532 /*
|
|
|
533 * Everybody sleeps in a different way...
|
|
|
534 * Prefer nanosleep(), some versions of usleep() can only sleep up to
|
|
|
535 * one second.
|
|
|
536 */
|
|
|
537 #ifdef HAVE_NANOSLEEP
|
|
|
538 {
|
|
|
539 struct timespec ts;
|
|
|
540
|
|
|
541 ts.tv_sec = msec / 1000;
|
|
|
542 ts.tv_nsec = (msec % 1000) * 1000000;
|
|
|
543 (void)nanosleep(&ts, NULL);
|
|
|
544 }
|
|
|
545 #else
|
|
|
546 # ifdef HAVE_USLEEP
|
|
|
547 while (msec >= 1000)
|
|
|
548 {
|
|
|
549 usleep((unsigned int)(999 * 1000));
|
|
|
550 msec -= 999;
|
|
|
551 }
|
|
|
552 usleep((unsigned int)(msec * 1000));
|
|
|
553 # else
|
|
|
554 # ifndef HAVE_SELECT
|
|
|
555 poll(NULL, 0, (int)msec);
|
|
|
556 # else
|
|
|
557 # ifdef __EMX__
|
|
|
558 _sleep2(msec);
|
|
|
559 # else
|
|
|
560 {
|
|
|
561 struct timeval tv;
|
|
|
562
|
|
|
563 tv.tv_sec = msec / 1000;
|
|
|
564 tv.tv_usec = (msec % 1000) * 1000;
|
|
|
565 /*
|
|
|
566 * NOTE: Solaris 2.6 has a bug that makes select() hang here. Get
|
|
|
567 * a patch from Sun to fix this. Reported by Gunnar Pedersen.
|
|
|
568 */
|
|
|
569 select(0, NULL, NULL, NULL, &tv);
|
|
|
570 }
|
|
|
571 # endif /* __EMX__ */
|
|
|
572 # endif /* HAVE_SELECT */
|
|
|
573 # endif /* HAVE_NANOSLEEP */
|
|
|
574 #endif /* HAVE_USLEEP */
|
|
|
575
|
|
|
576 settmode(old_tmode);
|
|
|
577 }
|
|
|
578 else
|
|
|
579 WaitForChar(msec);
|
|
|
580 }
|
|
|
581
|
|
|
582 #if defined(HAVE_GETRLIMIT) \
|
|
|
583 || (!defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGSTACK))
|
|
|
584 # define HAVE_CHECK_STACK_GROWTH
|
|
|
585 /*
|
|
|
586 * Support for checking for an almost-out-of-stack-space situation.
|
|
|
587 */
|
|
|
588
|
|
|
589 /*
|
|
|
590 * Return a pointer to an item on the stack. Used to find out if the stack
|
|
|
591 * grows up or down.
|
|
|
592 */
|
|
|
593 static void check_stack_growth __ARGS((char *p));
|
|
|
594 static int stack_grows_downwards;
|
|
|
595
|
|
|
596 /*
|
|
|
597 * Find out if the stack grows upwards or downwards.
|
|
|
598 * "p" points to a variable on the stack of the caller.
|
|
|
599 */
|
|
|
600 static void
|
|
|
601 check_stack_growth(p)
|
|
|
602 char *p;
|
|
|
603 {
|
|
|
604 int i;
|
|
|
605
|
|
|
606 stack_grows_downwards = (p > (char *)&i);
|
|
|
607 }
|
|
|
608 #endif
|
|
|
609
|
|
|
610 #if defined(HAVE_GETRLIMIT) || defined(PROTO)
|
|
|
611 static char *stack_limit = NULL;
|
|
|
612
|
|
|
613 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
|
614 # include <pthread.h>
|
|
|
615 # include <pthread_np.h>
|
|
|
616 #endif
|
|
|
617
|
|
|
618 /*
|
|
|
619 * Find out until how var the stack can grow without getting into trouble.
|
|
|
620 * Called when starting up and when switching to the signal stack in
|
|
|
621 * deathtrap().
|
|
|
622 */
|
|
|
623 static void
|
|
|
624 get_stack_limit()
|
|
|
625 {
|
|
|
626 struct rlimit rlp;
|
|
|
627 int i;
|
|
|
628 long lim;
|
|
|
629
|
|
|
630 /* Set the stack limit to 15/16 of the allowable size. Skip this when the
|
|
|
631 * limit doesn't fit in a long (rlim_cur might be "long long"). */
|
|
|
632 if (getrlimit(RLIMIT_STACK, &rlp) == 0
|
|
|
633 && rlp.rlim_cur < ((rlim_t)1 << (sizeof(long_u) * 8 - 1))
|
|
|
634 # ifdef RLIM_INFINITY
|
|
|
635 && rlp.rlim_cur != RLIM_INFINITY
|
|
|
636 # endif
|
|
|
637 )
|
|
|
638 {
|
|
|
639 lim = (long)rlp.rlim_cur;
|
|
|
640 #if defined(_THREAD_SAFE) && defined(HAVE_PTHREAD_NP_H)
|
|
|
641 {
|
|
|
642 pthread_attr_t attr;
|
|
|
643 size_t size;
|
|
|
644
|
|
|
645 /* On FreeBSD the initial thread always has a fixed stack size, no
|
|
|
646 * matter what the limits are set to. Normally it's 1 Mbyte. */
|
|
|
647 pthread_attr_init(&attr);
|
|
|
648 if (pthread_attr_get_np(pthread_self(), &attr) == 0)
|
|
|
649 {
|
|
|
650 pthread_attr_getstacksize(&attr, &size);
|
|
|
651 if (lim > (long)size)
|
|
|
652 lim = (long)size;
|
|
|
653 }
|
|
|
654 pthread_attr_destroy(&attr);
|
|
|
655 }
|
|
|
656 #endif
|
|
|
657 if (stack_grows_downwards)
|
|
|
658 {
|
|
|
659 stack_limit = (char *)((long)&i - (lim / 16L * 15L));
|
|
|
660 if (stack_limit >= (char *)&i)
|
|
|
661 /* overflow, set to 1/16 of current stack position */
|
|
|
662 stack_limit = (char *)((long)&i / 16L);
|
|
|
663 }
|
|
|
664 else
|
|
|
665 {
|
|
|
666 stack_limit = (char *)((long)&i + (lim / 16L * 15L));
|
|
|
667 if (stack_limit <= (char *)&i)
|
|
|
668 stack_limit = NULL; /* overflow */
|
|
|
669 }
|
|
|
670 }
|
|
|
671 }
|
|
|
672
|
|
|
673 /*
|
|
|
674 * Return FAIL when running out of stack space.
|
|
|
675 * "p" must point to any variable local to the caller that's on the stack.
|
|
|
676 */
|
|
|
677 int
|
|
|
678 mch_stackcheck(p)
|
|
|
679 char *p;
|
|
|
680 {
|
|
|
681 if (stack_limit != NULL)
|
|
|
682 {
|
|
|
683 if (stack_grows_downwards)
|
|
|
684 {
|
|
|
685 if (p < stack_limit)
|
|
|
686 return FAIL;
|
|
|
687 }
|
|
|
688 else if (p > stack_limit)
|
|
|
689 return FAIL;
|
|
|
690 }
|
|
|
691 return OK;
|
|
|
692 }
|
|
|
693 #endif
|
|
|
694
|
|
|
695 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
696 /*
|
|
|
697 * Support for using the signal stack.
|
|
|
698 * This helps when we run out of stack space, which causes a SIGSEGV. The
|
|
|
699 * signal handler then must run on another stack, since the normal stack is
|
|
|
700 * completely full.
|
|
|
701 */
|
|
|
702
|
|
|
703 #ifndef SIGSTKSZ
|
|
|
704 # define SIGSTKSZ 8000 /* just a guess of how much stack is needed... */
|
|
|
705 #endif
|
|
|
706
|
|
|
707 # ifdef HAVE_SIGALTSTACK
|
|
|
708 static stack_t sigstk; /* for sigaltstack() */
|
|
|
709 # else
|
|
|
710 static struct sigstack sigstk; /* for sigstack() */
|
|
|
711 # endif
|
|
|
712
|
|
|
713 static void init_signal_stack __ARGS((void));
|
|
|
714 static char *signal_stack;
|
|
|
715
|
|
|
716 static void
|
|
|
717 init_signal_stack()
|
|
|
718 {
|
|
|
719 if (signal_stack != NULL)
|
|
|
720 {
|
|
|
721 # ifdef HAVE_SIGALTSTACK
|
|
|
722 # ifdef __APPLE__
|
|
|
723 /* missing prototype. Adding it to osdef?.h.in doesn't work, because
|
|
|
724 * "struct sigaltstack" needs to be declared. */
|
|
|
725 extern int sigaltstack __ARGS((const struct sigaltstack *ss, struct sigaltstack *oss));
|
|
|
726 # endif
|
|
|
727
|
|
|
728 # ifdef HAVE_SS_BASE
|
|
|
729 sigstk.ss_base = signal_stack;
|
|
|
730 # else
|
|
|
731 sigstk.ss_sp = signal_stack;
|
|
|
732 # endif
|
|
|
733 sigstk.ss_size = SIGSTKSZ;
|
|
|
734 sigstk.ss_flags = 0;
|
|
|
735 (void)sigaltstack(&sigstk, NULL);
|
|
|
736 # else
|
|
|
737 sigstk.ss_sp = signal_stack;
|
|
|
738 if (stack_grows_downwards)
|
|
|
739 sigstk.ss_sp += SIGSTKSZ - 1;
|
|
|
740 sigstk.ss_onstack = 0;
|
|
|
741 (void)sigstack(&sigstk, NULL);
|
|
|
742 # endif
|
|
|
743 }
|
|
|
744 }
|
|
|
745 #endif
|
|
|
746
|
|
|
747 /*
|
|
|
748 * We need correct potatotypes for a signal function, otherwise mean compilers
|
|
|
749 * will barf when the second argument to signal() is ``wrong''.
|
|
|
750 * Let me try it with a few tricky defines from my own osdef.h (jw).
|
|
|
751 */
|
|
|
752 #if defined(SIGWINCH)
|
|
|
753 /* ARGSUSED */
|
|
|
754 static RETSIGTYPE
|
|
|
755 sig_winch SIGDEFARG(sigarg)
|
|
|
756 {
|
|
|
757 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
758 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
|
759 do_resize = TRUE;
|
|
|
760 SIGRETURN;
|
|
|
761 }
|
|
|
762 #endif
|
|
|
763
|
|
|
764 #if defined(SIGINT)
|
|
|
765 /* ARGSUSED */
|
|
|
766 static RETSIGTYPE
|
|
|
767 catch_sigint SIGDEFARG(sigarg)
|
|
|
768 {
|
|
|
769 /* this is not required on all systems, but it doesn't hurt anybody */
|
|
|
770 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
|
771 got_int = TRUE;
|
|
|
772 SIGRETURN;
|
|
|
773 }
|
|
|
774 #endif
|
|
|
775
|
|
|
776 #if defined(SIGPWR)
|
|
|
777 /* ARGSUSED */
|
|
|
778 static RETSIGTYPE
|
|
|
779 catch_sigpwr SIGDEFARG(sigarg)
|
|
|
780 {
|
|
|
781 /*
|
|
|
782 * I'm not sure we get the SIGPWR signal when the system is really going
|
|
|
783 * down or when the batteries are almost empty. Just preserve the swap
|
|
|
784 * files and don't exit, that can't do any harm.
|
|
|
785 */
|
|
|
786 ml_sync_all(FALSE, FALSE);
|
|
|
787 SIGRETURN;
|
|
|
788 }
|
|
|
789 #endif
|
|
|
790
|
|
|
791 #ifdef SET_SIG_ALARM
|
|
|
792 /*
|
|
|
793 * signal function for alarm().
|
|
|
794 */
|
|
|
795 /* ARGSUSED */
|
|
|
796 static RETSIGTYPE
|
|
|
797 sig_alarm SIGDEFARG(sigarg)
|
|
|
798 {
|
|
|
799 /* doesn't do anything, just to break a system call */
|
|
|
800 sig_alarm_called = TRUE;
|
|
|
801 SIGRETURN;
|
|
|
802 }
|
|
|
803 #endif
|
|
|
804
|
|
|
805 #if defined(HAVE_SETJMP_H) || defined(PROTO)
|
|
|
806 /*
|
|
|
807 * A simplistic version of setjmp() that only allows one level of using.
|
|
|
808 * Don't call twice before calling mch_endjmp()!.
|
|
|
809 * Usage:
|
|
|
810 * mch_startjmp();
|
|
|
811 * if (SETJMP(lc_jump_env) != 0)
|
|
|
812 * {
|
|
|
813 * mch_didjmp();
|
|
|
814 * EMSG("crash!");
|
|
|
815 * }
|
|
|
816 * else
|
|
|
817 * {
|
|
|
818 * do_the_work;
|
|
|
819 * mch_endjmp();
|
|
|
820 * }
|
|
|
821 * Note: Can't move SETJMP() here, because a function calling setjmp() must
|
|
|
822 * not return before the saved environment is used.
|
|
|
823 * Returns OK for normal return, FAIL when the protected code caused a
|
|
|
824 * problem and LONGJMP() was used.
|
|
|
825 */
|
|
|
826 void
|
|
|
827 mch_startjmp()
|
|
|
828 {
|
|
|
829 #ifdef SIGHASARG
|
|
|
830 lc_signal = 0;
|
|
|
831 #endif
|
|
|
832 lc_active = TRUE;
|
|
|
833 }
|
|
|
834
|
|
|
835 void
|
|
|
836 mch_endjmp()
|
|
|
837 {
|
|
|
838 lc_active = FALSE;
|
|
|
839 }
|
|
|
840
|
|
|
841 void
|
|
|
842 mch_didjmp()
|
|
|
843 {
|
|
|
844 # if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
845 /* On FreeBSD the signal stack has to be reset after using siglongjmp(),
|
|
|
846 * otherwise catching the signal only works once. */
|
|
|
847 init_signal_stack();
|
|
|
848 # endif
|
|
|
849 }
|
|
|
850 #endif
|
|
|
851
|
|
|
852 /*
|
|
|
853 * This function handles deadly signals.
|
|
|
854 * It tries to preserve any swap file and exit properly.
|
|
|
855 * (partly from Elvis).
|
|
|
856 */
|
|
|
857 static RETSIGTYPE
|
|
|
858 deathtrap SIGDEFARG(sigarg)
|
|
|
859 {
|
|
|
860 static int entered = 0; /* count the number of times we got here.
|
|
|
861 Note: when memory has been corrupted
|
|
|
862 this may get an arbitrary value! */
|
|
|
863 #ifdef SIGHASARG
|
|
|
864 int i;
|
|
|
865 #endif
|
|
|
866
|
|
|
867 #if defined(HAVE_SETJMP_H)
|
|
|
868 /*
|
|
|
869 * Catch a crash in protected code.
|
|
|
870 * Restores the environment saved in lc_jump_env, which looks like
|
|
|
871 * SETJMP() returns 1.
|
|
|
872 */
|
|
|
873 if (lc_active)
|
|
|
874 {
|
|
|
875 # if defined(SIGHASARG)
|
|
|
876 lc_signal = sigarg;
|
|
|
877 # endif
|
|
|
878 lc_active = FALSE; /* don't jump again */
|
|
|
879 LONGJMP(lc_jump_env, 1);
|
|
|
880 /* NOTREACHED */
|
|
|
881 }
|
|
|
882 #endif
|
|
|
883
|
|
|
884 /* Remember how often we have been called. */
|
|
|
885 ++entered;
|
|
|
886
|
|
|
887 #ifdef FEAT_EVAL
|
|
|
888 /* Set the v:dying variable. */
|
|
|
889 set_vim_var_nr(VV_DYING, (long)entered);
|
|
|
890 #endif
|
|
|
891
|
|
|
892 #ifdef HAVE_GETRLIMIT
|
|
|
893 /* Since we are now using the signal stack, need to reset the stack
|
|
|
894 * limit. Otherwise using a regexp will fail. */
|
|
|
895 get_stack_limit();
|
|
|
896 #endif
|
|
|
897
|
|
|
898 #ifdef SIGHASARG
|
|
|
899 /* try to find the name of this signal */
|
|
|
900 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
901 if (sigarg == signal_info[i].sig)
|
|
|
902 break;
|
|
|
903 deadly_signal = sigarg;
|
|
|
904 #endif
|
|
|
905
|
|
|
906 full_screen = FALSE; /* don't write message to the GUI, it might be
|
|
|
907 * part of the problem... */
|
|
|
908 /*
|
|
|
909 * If something goes wrong after entering here, we may get here again.
|
|
|
910 * When this happens, give a message and try to exit nicely (resetting the
|
|
|
911 * terminal mode, etc.)
|
|
|
912 * When this happens twice, just exit, don't even try to give a message,
|
|
|
913 * stack may be corrupt or something weird.
|
|
|
914 * When this still happens again (or memory was corrupted in such a way
|
|
|
915 * that "entered" was clobbered) use _exit(), don't try freeing resources.
|
|
|
916 */
|
|
|
917 if (entered >= 3)
|
|
|
918 {
|
|
|
919 reset_signals(); /* don't catch any signals anymore */
|
|
|
920 may_core_dump();
|
|
|
921 if (entered >= 4)
|
|
|
922 _exit(8);
|
|
|
923 exit(7);
|
|
|
924 }
|
|
|
925 if (entered == 2)
|
|
|
926 {
|
|
|
927 OUT_STR(_("Vim: Double signal, exiting\n"));
|
|
|
928 out_flush();
|
|
|
929 getout(1);
|
|
|
930 }
|
|
|
931
|
|
|
932 #ifdef SIGHASARG
|
|
|
933 sprintf((char *)IObuff, _("Vim: Caught deadly signal %s\n"),
|
|
|
934 signal_info[i].name);
|
|
|
935 #else
|
|
|
936 sprintf((char *)IObuff, _("Vim: Caught deadly signal\n"));
|
|
|
937 #endif
|
|
|
938 preserve_exit(); /* preserve files and exit */
|
|
|
939
|
|
|
940 SIGRETURN;
|
|
|
941 }
|
|
|
942
|
|
|
943 #ifdef _REENTRANT
|
|
|
944 /*
|
|
|
945 * On Solaris with multi-threading, suspending might not work immediately.
|
|
|
946 * Catch the SIGCONT signal, which will be used as an indication whether the
|
|
|
947 * suspending has been done or not.
|
|
|
948 */
|
|
|
949 static int sigcont_received;
|
|
|
950 static RETSIGTYPE sigcont_handler __ARGS(SIGPROTOARG);
|
|
|
951
|
|
|
952 /*
|
|
|
953 * signal handler for SIGCONT
|
|
|
954 */
|
|
|
955 /* ARGSUSED */
|
|
|
956 static RETSIGTYPE
|
|
|
957 sigcont_handler SIGDEFARG(sigarg)
|
|
|
958 {
|
|
|
959 sigcont_received = TRUE;
|
|
|
960 SIGRETURN;
|
|
|
961 }
|
|
|
962 #endif
|
|
|
963
|
|
|
964 /*
|
|
|
965 * If the machine has job control, use it to suspend the program,
|
|
|
966 * otherwise fake it by starting a new shell.
|
|
|
967 */
|
|
|
968 void
|
|
|
969 mch_suspend()
|
|
|
970 {
|
|
|
971 /* BeOS does have SIGTSTP, but it doesn't work. */
|
|
|
972 #if defined(SIGTSTP) && !defined(__BEOS__)
|
|
|
973 out_flush(); /* needed to make cursor visible on some systems */
|
|
|
974 settmode(TMODE_COOK);
|
|
|
975 out_flush(); /* needed to disable mouse on some systems */
|
|
|
976
|
|
|
977 # if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
|
978 /* Since we are going to sleep, we can't respond to requests for the X
|
|
|
979 * selections. Lose them, otherwise other applications will hang. But
|
|
|
980 * first copy the text to cut buffer 0. */
|
|
|
981 if (clip_star.owned || clip_plus.owned)
|
|
|
982 {
|
|
|
983 x11_export_final_selection();
|
|
|
984 if (clip_star.owned)
|
|
|
985 clip_lose_selection(&clip_star);
|
|
|
986 if (clip_plus.owned)
|
|
|
987 clip_lose_selection(&clip_plus);
|
|
|
988 if (x11_display != NULL)
|
|
|
989 XFlush(x11_display);
|
|
|
990 }
|
|
|
991 # endif
|
|
|
992
|
|
|
993 # ifdef _REENTRANT
|
|
|
994 sigcont_received = FALSE;
|
|
|
995 # endif
|
|
|
996 kill(0, SIGTSTP); /* send ourselves a STOP signal */
|
|
|
997 # ifdef _REENTRANT
|
|
|
998 /* When we didn't suspend immediately in the kill(), do it now. Happens
|
|
|
999 * on multi-threaded Solaris. */
|
|
|
1000 if (!sigcont_received)
|
|
|
1001 pause();
|
|
|
1002 # endif
|
|
|
1003
|
|
|
1004 # ifdef FEAT_TITLE
|
|
|
1005 /*
|
|
|
1006 * Set oldtitle to NULL, so the current title is obtained again.
|
|
|
1007 */
|
|
|
1008 vim_free(oldtitle);
|
|
|
1009 oldtitle = NULL;
|
|
|
1010 # endif
|
|
|
1011 settmode(TMODE_RAW);
|
|
|
1012 need_check_timestamps = TRUE;
|
|
|
1013 did_check_timestamps = FALSE;
|
|
|
1014 #else
|
|
|
1015 suspend_shell();
|
|
|
1016 #endif
|
|
|
1017 }
|
|
|
1018
|
|
|
1019 void
|
|
|
1020 mch_init()
|
|
|
1021 {
|
|
|
1022 Columns = 80;
|
|
|
1023 Rows = 24;
|
|
|
1024
|
|
|
1025 out_flush();
|
|
|
1026 set_signals();
|
|
|
1027 }
|
|
|
1028
|
|
|
1029 static void
|
|
|
1030 set_signals()
|
|
|
1031 {
|
|
|
1032 #if defined(SIGWINCH)
|
|
|
1033 /*
|
|
|
1034 * WINDOW CHANGE signal is handled with sig_winch().
|
|
|
1035 */
|
|
|
1036 signal(SIGWINCH, (RETSIGTYPE (*)())sig_winch);
|
|
|
1037 #endif
|
|
|
1038
|
|
|
1039 /*
|
|
|
1040 * We want the STOP signal to work, to make mch_suspend() work.
|
|
|
1041 * For "rvim" the STOP signal is ignored.
|
|
|
1042 */
|
|
|
1043 #ifdef SIGTSTP
|
|
|
1044 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
|
1045 #endif
|
|
|
1046 #ifdef _REENTRANT
|
|
|
1047 signal(SIGCONT, sigcont_handler);
|
|
|
1048 #endif
|
|
|
1049
|
|
|
1050 /*
|
|
|
1051 * We want to ignore breaking of PIPEs.
|
|
|
1052 */
|
|
|
1053 #ifdef SIGPIPE
|
|
|
1054 signal(SIGPIPE, SIG_IGN);
|
|
|
1055 #endif
|
|
|
1056
|
|
|
1057 /*
|
|
|
1058 * We want to catch CTRL-C (only works while in Cooked mode).
|
|
|
1059 */
|
|
|
1060 #ifdef SIGINT
|
|
|
1061 signal(SIGINT, (RETSIGTYPE (*)())catch_sigint);
|
|
|
1062 #endif
|
|
|
1063
|
|
|
1064 /*
|
|
|
1065 * Ignore alarm signals (Perl's alarm() generates it).
|
|
|
1066 */
|
|
|
1067 #ifdef SIGALRM
|
|
|
1068 signal(SIGALRM, SIG_IGN);
|
|
|
1069 #endif
|
|
|
1070
|
|
|
1071 /*
|
|
|
1072 * Catch SIGPWR (power failure?) to preserve the swap files, so that no
|
|
|
1073 * work will be lost.
|
|
|
1074 */
|
|
|
1075 #ifdef SIGPWR
|
|
|
1076 signal(SIGPWR, (RETSIGTYPE (*)())catch_sigpwr);
|
|
|
1077 #endif
|
|
|
1078
|
|
|
1079 /*
|
|
|
1080 * Arrange for other signals to gracefully shutdown Vim.
|
|
|
1081 */
|
|
|
1082 catch_signals(deathtrap, SIG_ERR);
|
|
|
1083
|
|
|
1084 #if defined(FEAT_GUI) && defined(SIGHUP)
|
|
|
1085 /*
|
|
|
1086 * When the GUI is running, ignore the hangup signal.
|
|
|
1087 */
|
|
|
1088 if (gui.in_use)
|
|
|
1089 signal(SIGHUP, SIG_IGN);
|
|
|
1090 #endif
|
|
|
1091 }
|
|
|
1092
|
|
|
1093 void
|
|
|
1094 reset_signals()
|
|
|
1095 {
|
|
|
1096 catch_signals(SIG_DFL, SIG_DFL);
|
|
|
1097 #ifdef _REENTRANT
|
|
|
1098 /* SIGCONT isn't in the list, because its default action is ignore */
|
|
|
1099 signal(SIGCONT, SIG_DFL);
|
|
|
1100 #endif
|
|
|
1101 }
|
|
|
1102
|
|
|
1103 static void
|
|
|
1104 catch_signals(func_deadly, func_other)
|
|
|
1105 RETSIGTYPE (*func_deadly)();
|
|
|
1106 RETSIGTYPE (*func_other)();
|
|
|
1107 {
|
|
|
1108 int i;
|
|
|
1109
|
|
|
1110 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
1111 if (signal_info[i].deadly)
|
|
|
1112 {
|
|
|
1113 #if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGACTION)
|
|
|
1114 struct sigaction sa;
|
|
|
1115
|
|
|
1116 /* Setup to use the alternate stack for the signal function. */
|
|
|
1117 sa.sa_handler = func_deadly;
|
|
|
1118 sigemptyset(&sa.sa_mask);
|
|
|
1119 # if defined(__linux__) && defined(_REENTRANT)
|
|
|
1120 /* On Linux, with glibc compiled for kernel 2.2, there is a bug in
|
|
|
1121 * thread handling in combination with using the alternate stack:
|
|
|
1122 * pthread library functions try to use the stack pointer to
|
|
|
1123 * identify the current thread, causing a SEGV signal, which
|
|
|
1124 * recursively calls deathtrap() and hangs. */
|
|
|
1125 sa.sa_flags = 0;
|
|
|
1126 # else
|
|
|
1127 sa.sa_flags = SA_ONSTACK;
|
|
|
1128 # endif
|
|
|
1129 sigaction(signal_info[i].sig, &sa, NULL);
|
|
|
1130 #else
|
|
|
1131 # if defined(HAVE_SIGALTSTACK) && defined(HAVE_SIGVEC)
|
|
|
1132 struct sigvec sv;
|
|
|
1133
|
|
|
1134 /* Setup to use the alternate stack for the signal function. */
|
|
|
1135 sv.sv_handler = func_deadly;
|
|
|
1136 sv.sv_mask = 0;
|
|
|
1137 sv.sv_flags = SV_ONSTACK;
|
|
|
1138 sigvec(signal_info[i].sig, &sv, NULL);
|
|
|
1139 # else
|
|
|
1140 signal(signal_info[i].sig, func_deadly);
|
|
|
1141 # endif
|
|
|
1142 #endif
|
|
|
1143 }
|
|
|
1144 else if (func_other != SIG_ERR)
|
|
|
1145 signal(signal_info[i].sig, func_other);
|
|
|
1146 }
|
|
|
1147
|
|
|
1148 /*
|
|
|
1149 * Check_win checks whether we have an interactive stdout.
|
|
|
1150 */
|
|
|
1151 /* ARGSUSED */
|
|
|
1152 int
|
|
|
1153 mch_check_win(argc, argv)
|
|
|
1154 int argc;
|
|
|
1155 char **argv;
|
|
|
1156 {
|
|
|
1157 #ifdef OS2
|
|
|
1158 /*
|
|
|
1159 * Store argv[0], may be used for $VIM. Only use it if it is an absolute
|
|
|
1160 * name, mostly it's just "vim" and found in the path, which is unusable.
|
|
|
1161 */
|
|
|
1162 if (mch_isFullName(argv[0]))
|
|
|
1163 exe_name = vim_strsave((char_u *)argv[0]);
|
|
|
1164 #endif
|
|
|
1165 if (isatty(1))
|
|
|
1166 return OK;
|
|
|
1167 return FAIL;
|
|
|
1168 }
|
|
|
1169
|
|
|
1170 /*
|
|
|
1171 * Return TRUE if the input comes from a terminal, FALSE otherwise.
|
|
|
1172 */
|
|
|
1173 int
|
|
|
1174 mch_input_isatty()
|
|
|
1175 {
|
|
|
1176 if (isatty(read_cmd_fd))
|
|
|
1177 return TRUE;
|
|
|
1178 return FALSE;
|
|
|
1179 }
|
|
|
1180
|
|
|
1181 #ifdef FEAT_X11
|
|
|
1182
|
|
|
1183 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H) \
|
|
|
1184 && (defined(FEAT_XCLIPBOARD) || defined(FEAT_TITLE))
|
|
|
1185
|
|
|
1186 static void xopen_message __ARGS((struct timeval *tvp));
|
|
|
1187
|
|
|
1188 /*
|
|
|
1189 * Give a message about the elapsed time for opening the X window.
|
|
|
1190 */
|
|
|
1191 static void
|
|
|
1192 xopen_message(tvp)
|
|
|
1193 struct timeval *tvp; /* must contain start time */
|
|
|
1194 {
|
|
|
1195 struct timeval end_tv;
|
|
|
1196
|
|
|
1197 /* Compute elapsed time. */
|
|
|
1198 gettimeofday(&end_tv, NULL);
|
|
|
1199 smsg((char_u *)_("Opening the X display took %ld msec"),
|
|
|
1200 (end_tv.tv_sec - tvp->tv_sec) * 1000L
|
|
|
1201 + (end_tv.tv_usec - tvp->tv_usec) / 1000L);
|
|
|
1202 }
|
|
|
1203 # endif
|
|
|
1204 #endif
|
|
|
1205
|
|
|
1206 #if defined(FEAT_X11) && (defined(FEAT_TITLE) || defined(FEAT_XCLIPBOARD))
|
|
|
1207 /*
|
|
|
1208 * A few functions shared by X11 title and clipboard code.
|
|
|
1209 */
|
|
|
1210 static int x_error_handler __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
|
1211 static int x_error_check __ARGS((Display *dpy, XErrorEvent *error_event));
|
|
|
1212 static int x_connect_to_server __ARGS((void));
|
|
|
1213 static int test_x11_window __ARGS((Display *dpy));
|
|
|
1214
|
|
|
1215 static int got_x_error = FALSE;
|
|
|
1216
|
|
|
1217 /*
|
|
|
1218 * X Error handler, otherwise X just exits! (very rude) -- webb
|
|
|
1219 */
|
|
|
1220 static int
|
|
|
1221 x_error_handler(dpy, error_event)
|
|
|
1222 Display *dpy;
|
|
|
1223 XErrorEvent *error_event;
|
|
|
1224 {
|
|
|
1225 XGetErrorText(dpy, error_event->error_code, (char *)IObuff, IOSIZE);
|
|
|
1226 STRCAT(IObuff, _("\nVim: Got X error\n"));
|
|
|
1227
|
|
|
1228 /* We cannot print a message and continue, because no X calls are allowed
|
|
|
1229 * here (causes my system to hang). Silently continuing might be an
|
|
|
1230 * alternative... */
|
|
|
1231 preserve_exit(); /* preserve files and exit */
|
|
|
1232
|
|
|
1233 return 0; /* NOTREACHED */
|
|
|
1234 }
|
|
|
1235
|
|
|
1236 /*
|
|
|
1237 * Another X Error handler, just used to check for errors.
|
|
|
1238 */
|
|
|
1239 /* ARGSUSED */
|
|
|
1240 static int
|
|
|
1241 x_error_check(dpy, error_event)
|
|
|
1242 Display *dpy;
|
|
|
1243 XErrorEvent *error_event;
|
|
|
1244 {
|
|
|
1245 got_x_error = TRUE;
|
|
|
1246 return 0;
|
|
|
1247 }
|
|
|
1248
|
|
|
1249 #if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
|
|
|
1250 # if defined(HAVE_SETJMP_H)
|
|
|
1251 /*
|
|
|
1252 * An X IO Error handler, used to catch error while opening the display.
|
|
|
1253 */
|
|
|
1254 static int x_IOerror_check __ARGS((Display *dpy));
|
|
|
1255
|
|
|
1256 /* ARGSUSED */
|
|
|
1257 static int
|
|
|
1258 x_IOerror_check(dpy)
|
|
|
1259 Display *dpy;
|
|
|
1260 {
|
|
|
1261 /* This function should not return, it causes exit(). Longjump instead. */
|
|
|
1262 LONGJMP(lc_jump_env, 1);
|
|
|
1263 /*NOTREACHED*/
|
|
|
1264 return 0;
|
|
|
1265 }
|
|
|
1266 # endif
|
|
|
1267
|
|
|
1268 /*
|
|
|
1269 * An X IO Error handler, used to catch terminal errors.
|
|
|
1270 */
|
|
|
1271 static int x_IOerror_handler __ARGS((Display *dpy));
|
|
|
1272
|
|
|
1273 /* ARGSUSED */
|
|
|
1274 static int
|
|
|
1275 x_IOerror_handler(dpy)
|
|
|
1276 Display *dpy;
|
|
|
1277 {
|
|
|
1278 xterm_dpy = NULL;
|
|
|
1279 x11_window = 0;
|
|
|
1280 x11_display = NULL;
|
|
|
1281 xterm_Shell = (Widget)0;
|
|
|
1282
|
|
|
1283 /* This function should not return, it causes exit(). Longjump instead. */
|
|
|
1284 LONGJMP(x_jump_env, 1);
|
|
|
1285 /*NOTREACHED*/
|
|
|
1286 return 0;
|
|
|
1287 }
|
|
|
1288 #endif
|
|
|
1289
|
|
|
1290 /*
|
|
|
1291 * Return TRUE when connection to the X server is desired.
|
|
|
1292 */
|
|
|
1293 static int
|
|
|
1294 x_connect_to_server()
|
|
|
1295 {
|
|
|
1296 regmatch_T regmatch;
|
|
|
1297
|
|
|
1298 #if defined(FEAT_CLIENTSERVER)
|
|
|
1299 if (x_force_connect)
|
|
|
1300 return TRUE;
|
|
|
1301 #endif
|
|
|
1302 if (x_no_connect)
|
|
|
1303 return FALSE;
|
|
|
1304
|
|
|
1305 /* Check for a match with "exclude:" from 'clipboard'. */
|
|
|
1306 if (clip_exclude_prog != NULL)
|
|
|
1307 {
|
|
|
1308 regmatch.rm_ic = FALSE; /* Don't ignore case */
|
|
|
1309 regmatch.regprog = clip_exclude_prog;
|
|
|
1310 if (vim_regexec(®match, T_NAME, (colnr_T)0))
|
|
|
1311 return FALSE;
|
|
|
1312 }
|
|
|
1313 return TRUE;
|
|
|
1314 }
|
|
|
1315
|
|
|
1316 /*
|
|
|
1317 * Test if "dpy" and x11_window are valid by getting the window title.
|
|
|
1318 * I don't actually want it yet, so there may be a simpler call to use, but
|
|
|
1319 * this will cause the error handler x_error_check() to be called if anything
|
|
|
1320 * is wrong, such as the window pointer being invalid (as can happen when the
|
|
|
1321 * user changes his DISPLAY, but not his WINDOWID) -- webb
|
|
|
1322 */
|
|
|
1323 static int
|
|
|
1324 test_x11_window(dpy)
|
|
|
1325 Display *dpy;
|
|
|
1326 {
|
|
|
1327 int (*old_handler)();
|
|
|
1328 XTextProperty text_prop;
|
|
|
1329
|
|
|
1330 old_handler = XSetErrorHandler(x_error_check);
|
|
|
1331 got_x_error = FALSE;
|
|
|
1332 if (XGetWMName(dpy, x11_window, &text_prop))
|
|
|
1333 XFree((void *)text_prop.value);
|
|
|
1334 XSync(dpy, False);
|
|
|
1335 (void)XSetErrorHandler(old_handler);
|
|
|
1336
|
|
|
1337 if (p_verbose > 0 && got_x_error)
|
|
|
1338 MSG(_("Testing the X display failed"));
|
|
|
1339
|
|
|
1340 return (got_x_error ? FAIL : OK);
|
|
|
1341 }
|
|
|
1342 #endif
|
|
|
1343
|
|
|
1344 #ifdef FEAT_TITLE
|
|
|
1345
|
|
|
1346 #ifdef FEAT_X11
|
|
|
1347
|
|
|
1348 static int get_x11_thing __ARGS((int get_title, int test_only));
|
|
|
1349
|
|
|
1350 /*
|
|
|
1351 * try to get x11 window and display
|
|
|
1352 *
|
|
|
1353 * return FAIL for failure, OK otherwise
|
|
|
1354 */
|
|
|
1355 static int
|
|
|
1356 get_x11_windis()
|
|
|
1357 {
|
|
|
1358 char *winid;
|
|
|
1359 static int result = -1;
|
|
|
1360 #define XD_NONE 0 /* x11_display not set here */
|
|
|
1361 #define XD_HERE 1 /* x11_display opened here */
|
|
|
1362 #define XD_GUI 2 /* x11_display used from gui.dpy */
|
|
|
1363 #define XD_XTERM 3 /* x11_display used from xterm_dpy */
|
|
|
1364 static int x11_display_from = XD_NONE;
|
|
|
1365 static int did_set_error_handler = FALSE;
|
|
|
1366
|
|
|
1367 if (!did_set_error_handler)
|
|
|
1368 {
|
|
|
1369 /* X just exits if it finds an error otherwise! */
|
|
|
1370 (void)XSetErrorHandler(x_error_handler);
|
|
|
1371 did_set_error_handler = TRUE;
|
|
|
1372 }
|
|
|
1373
|
|
|
1374 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
|
|
|
1375 if (gui.in_use)
|
|
|
1376 {
|
|
|
1377 /*
|
|
|
1378 * If the X11 display was opened here before, for the window where Vim
|
|
|
1379 * was started, close that one now to avoid a memory leak.
|
|
|
1380 */
|
|
|
1381 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
|
1382 {
|
|
|
1383 XCloseDisplay(x11_display);
|
|
|
1384 x11_display_from = XD_NONE;
|
|
|
1385 }
|
|
|
1386 if (gui_get_x11_windis(&x11_window, &x11_display) == OK)
|
|
|
1387 {
|
|
|
1388 x11_display_from = XD_GUI;
|
|
|
1389 return OK;
|
|
|
1390 }
|
|
|
1391 x11_display = NULL;
|
|
|
1392 return FAIL;
|
|
|
1393 }
|
|
|
1394 else if (x11_display_from == XD_GUI)
|
|
|
1395 {
|
|
|
1396 /* GUI must have stopped somehow, clear x11_display */
|
|
|
1397 x11_window = 0;
|
|
|
1398 x11_display = NULL;
|
|
|
1399 x11_display_from = XD_NONE;
|
|
|
1400 }
|
|
|
1401 #endif
|
|
|
1402
|
|
|
1403 /* When started with the "-X" argument, don't try connecting. */
|
|
|
1404 if (!x_connect_to_server())
|
|
|
1405 return FAIL;
|
|
|
1406
|
|
|
1407 /*
|
|
|
1408 * If WINDOWID not set, should try another method to find out
|
|
|
1409 * what the current window number is. The only code I know for
|
|
|
1410 * this is very complicated.
|
|
|
1411 * We assume that zero is invalid for WINDOWID.
|
|
|
1412 */
|
|
|
1413 if (x11_window == 0 && (winid = getenv("WINDOWID")) != NULL)
|
|
|
1414 x11_window = (Window)atol(winid);
|
|
|
1415
|
|
|
1416 #ifdef FEAT_XCLIPBOARD
|
|
|
1417 if (xterm_dpy != NULL && x11_window != 0)
|
|
|
1418 {
|
|
|
1419 /* Checked it already. */
|
|
|
1420 if (x11_display_from == XD_XTERM)
|
|
|
1421 return OK;
|
|
|
1422
|
|
|
1423 /*
|
|
|
1424 * If the X11 display was opened here before, for the window where Vim
|
|
|
1425 * was started, close that one now to avoid a memory leak.
|
|
|
1426 */
|
|
|
1427 if (x11_display_from == XD_HERE && x11_display != NULL)
|
|
|
1428 XCloseDisplay(x11_display);
|
|
|
1429 x11_display = xterm_dpy;
|
|
|
1430 x11_display_from = XD_XTERM;
|
|
|
1431 if (test_x11_window(x11_display) == FAIL)
|
|
|
1432 {
|
|
|
1433 /* probably bad $WINDOWID */
|
|
|
1434 x11_window = 0;
|
|
|
1435 x11_display = NULL;
|
|
|
1436 x11_display_from = XD_NONE;
|
|
|
1437 return FAIL;
|
|
|
1438 }
|
|
|
1439 return OK;
|
|
|
1440 }
|
|
|
1441 #endif
|
|
|
1442
|
|
|
1443 if (x11_window == 0 || x11_display == NULL)
|
|
|
1444 result = -1;
|
|
|
1445
|
|
|
1446 if (result != -1) /* Have already been here and set this */
|
|
|
1447 return result; /* Don't do all these X calls again */
|
|
|
1448
|
|
|
1449 if (x11_window != 0 && x11_display == NULL)
|
|
|
1450 {
|
|
|
1451 #ifdef SET_SIG_ALARM
|
|
|
1452 RETSIGTYPE (*sig_save)();
|
|
|
1453 #endif
|
|
|
1454 #if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
1455 struct timeval start_tv;
|
|
|
1456
|
|
|
1457 if (p_verbose > 0)
|
|
|
1458 gettimeofday(&start_tv, NULL);
|
|
|
1459 #endif
|
|
|
1460
|
|
|
1461 #ifdef SET_SIG_ALARM
|
|
|
1462 /*
|
|
|
1463 * Opening the Display may hang if the DISPLAY setting is wrong, or
|
|
|
1464 * the network connection is bad. Set an alarm timer to get out.
|
|
|
1465 */
|
|
|
1466 sig_alarm_called = FALSE;
|
|
|
1467 sig_save = (RETSIGTYPE (*)())signal(SIGALRM,
|
|
|
1468 (RETSIGTYPE (*)())sig_alarm);
|
|
|
1469 alarm(2);
|
|
|
1470 #endif
|
|
|
1471 x11_display = XOpenDisplay(NULL);
|
|
|
1472
|
|
|
1473 #ifdef SET_SIG_ALARM
|
|
|
1474 alarm(0);
|
|
|
1475 signal(SIGALRM, (RETSIGTYPE (*)())sig_save);
|
|
|
1476 if (p_verbose > 0 && sig_alarm_called)
|
|
|
1477 MSG(_("Opening the X display timed out"));
|
|
|
1478 #endif
|
|
|
1479 if (x11_display != NULL)
|
|
|
1480 {
|
|
|
1481 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
1482 if (p_verbose > 0)
|
|
|
1483 xopen_message(&start_tv);
|
|
|
1484 # endif
|
|
|
1485 if (test_x11_window(x11_display) == FAIL)
|
|
|
1486 {
|
|
|
1487 /* Maybe window id is bad */
|
|
|
1488 x11_window = 0;
|
|
|
1489 XCloseDisplay(x11_display);
|
|
|
1490 x11_display = NULL;
|
|
|
1491 }
|
|
|
1492 else
|
|
|
1493 x11_display_from = XD_HERE;
|
|
|
1494 }
|
|
|
1495 }
|
|
|
1496 if (x11_window == 0 || x11_display == NULL)
|
|
|
1497 return (result = FAIL);
|
|
|
1498 return (result = OK);
|
|
|
1499 }
|
|
|
1500
|
|
|
1501 /*
|
|
|
1502 * Determine original x11 Window Title
|
|
|
1503 */
|
|
|
1504 static int
|
|
|
1505 get_x11_title(test_only)
|
|
|
1506 int test_only;
|
|
|
1507 {
|
|
|
1508 int retval;
|
|
|
1509
|
|
|
1510 retval = get_x11_thing(TRUE, test_only);
|
|
|
1511
|
|
|
1512 /* could not get old title: oldtitle == NULL */
|
|
|
1513
|
|
|
1514 return retval;
|
|
|
1515 }
|
|
|
1516
|
|
|
1517 /*
|
|
|
1518 * Determine original x11 Window icon
|
|
|
1519 */
|
|
|
1520 static int
|
|
|
1521 get_x11_icon(test_only)
|
|
|
1522 int test_only;
|
|
|
1523 {
|
|
|
1524 int retval = FALSE;
|
|
|
1525
|
|
|
1526 retval = get_x11_thing(FALSE, test_only);
|
|
|
1527
|
|
|
1528 /* could not get old icon, use terminal name */
|
|
|
1529 if (oldicon == NULL && !test_only)
|
|
|
1530 {
|
|
|
1531 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
|
1532 oldicon = T_NAME + 8;
|
|
|
1533 else
|
|
|
1534 oldicon = T_NAME;
|
|
|
1535 }
|
|
|
1536
|
|
|
1537 return retval;
|
|
|
1538 }
|
|
|
1539
|
|
|
1540 static int
|
|
|
1541 get_x11_thing(get_title, test_only)
|
|
|
1542 int get_title; /* get title string */
|
|
|
1543 int test_only;
|
|
|
1544 {
|
|
|
1545 XTextProperty text_prop;
|
|
|
1546 int retval = FALSE;
|
|
|
1547 Status status;
|
|
|
1548
|
|
|
1549 if (get_x11_windis() == OK)
|
|
|
1550 {
|
|
|
1551 /* Get window/icon name if any */
|
|
|
1552 if (get_title)
|
|
|
1553 status = XGetWMName(x11_display, x11_window, &text_prop);
|
|
|
1554 else
|
|
|
1555 status = XGetWMIconName(x11_display, x11_window, &text_prop);
|
|
|
1556
|
|
|
1557 /*
|
|
|
1558 * If terminal is xterm, then x11_window may be a child window of the
|
|
|
1559 * outer xterm window that actually contains the window/icon name, so
|
|
|
1560 * keep traversing up the tree until a window with a title/icon is
|
|
|
1561 * found.
|
|
|
1562 */
|
|
|
1563 /* Previously this was only done for xterm and alikes. I don't see a
|
|
|
1564 * reason why it would fail for other terminal emulators.
|
|
|
1565 * if (term_is_xterm) */
|
|
|
1566 {
|
|
|
1567 Window root;
|
|
|
1568 Window parent;
|
|
|
1569 Window win = x11_window;
|
|
|
1570 Window *children;
|
|
|
1571 unsigned int num_children;
|
|
|
1572
|
|
|
1573 while (!status || text_prop.value == NULL)
|
|
|
1574 {
|
|
|
1575 if (!XQueryTree(x11_display, win, &root, &parent, &children,
|
|
|
1576 &num_children))
|
|
|
1577 break;
|
|
|
1578 if (children)
|
|
|
1579 XFree((void *)children);
|
|
|
1580 if (parent == root || parent == 0)
|
|
|
1581 break;
|
|
|
1582
|
|
|
1583 win = parent;
|
|
|
1584 if (get_title)
|
|
|
1585 status = XGetWMName(x11_display, win, &text_prop);
|
|
|
1586 else
|
|
|
1587 status = XGetWMIconName(x11_display, win, &text_prop);
|
|
|
1588 }
|
|
|
1589 }
|
|
|
1590 if (status && text_prop.value != NULL)
|
|
|
1591 {
|
|
|
1592 retval = TRUE;
|
|
|
1593 if (!test_only)
|
|
|
1594 {
|
|
|
1595 #ifdef FEAT_XFONTSET
|
|
|
1596 if (text_prop.encoding == XA_STRING)
|
|
|
1597 {
|
|
|
1598 #endif
|
|
|
1599 if (get_title)
|
|
|
1600 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
|
1601 else
|
|
|
1602 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
|
1603 #ifdef FEAT_XFONTSET
|
|
|
1604 }
|
|
|
1605 else
|
|
|
1606 {
|
|
|
1607 char **cl;
|
|
|
1608 Status transform_status;
|
|
|
1609 int n = 0;
|
|
|
1610
|
|
|
1611 transform_status = XmbTextPropertyToTextList(x11_display,
|
|
|
1612 &text_prop,
|
|
|
1613 &cl, &n);
|
|
|
1614 if (transform_status >= Success && n > 0 && cl[0])
|
|
|
1615 {
|
|
|
1616 if (get_title)
|
|
|
1617 oldtitle = vim_strsave((char_u *) cl[0]);
|
|
|
1618 else
|
|
|
1619 oldicon = vim_strsave((char_u *) cl[0]);
|
|
|
1620 XFreeStringList(cl);
|
|
|
1621 }
|
|
|
1622 else
|
|
|
1623 {
|
|
|
1624 if (get_title)
|
|
|
1625 oldtitle = vim_strsave((char_u *)text_prop.value);
|
|
|
1626 else
|
|
|
1627 oldicon = vim_strsave((char_u *)text_prop.value);
|
|
|
1628 }
|
|
|
1629 }
|
|
|
1630 #endif
|
|
|
1631 }
|
|
|
1632 XFree((void *)text_prop.value);
|
|
|
1633 }
|
|
|
1634 }
|
|
|
1635 return retval;
|
|
|
1636 }
|
|
|
1637
|
|
|
1638 /* Are Xutf8 functions available? Avoid error from old compilers. */
|
|
|
1639 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
|
|
|
1640 # if X_HAVE_UTF8_STRING
|
|
|
1641 # define USE_UTF8_STRING
|
|
|
1642 # endif
|
|
|
1643 #endif
|
|
|
1644
|
|
|
1645 /*
|
|
|
1646 * Set x11 Window Title
|
|
|
1647 *
|
|
|
1648 * get_x11_windis() must be called before this and have returned OK
|
|
|
1649 */
|
|
|
1650 static void
|
|
|
1651 set_x11_title(title)
|
|
|
1652 char_u *title;
|
|
|
1653 {
|
|
|
1654 /* XmbSetWMProperties() and Xutf8SetWMProperties() should use a STRING
|
|
|
1655 * when possible, COMPOUND_TEXT otherwise. COMPOUND_TEXT isn't
|
|
|
1656 * supported everywhere and STRING doesn't work for multi-byte titles.
|
|
|
1657 */
|
|
|
1658 #ifdef USE_UTF8_STRING
|
|
|
1659 if (enc_utf8)
|
|
|
1660 Xutf8SetWMProperties(x11_display, x11_window, (const char *)title,
|
|
|
1661 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1662 else
|
|
|
1663 #endif
|
|
|
1664 {
|
|
|
1665 #if XtSpecificationRelease >= 4
|
|
|
1666 # ifdef FEAT_XFONTSET
|
|
|
1667 XmbSetWMProperties(x11_display, x11_window, (const char *)title,
|
|
|
1668 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1669 # else
|
|
|
1670 XTextProperty text_prop;
|
|
|
1671
|
|
|
1672 /* directly from example 3-18 "basicwin" of Xlib Programming Manual */
|
|
|
1673 (void)XStringListToTextProperty((char **)&title, 1, &text_prop);
|
|
|
1674 XSetWMProperties(x11_display, x11_window, &text_prop,
|
|
|
1675 NULL, NULL, 0, NULL, NULL, NULL);
|
|
|
1676 # endif
|
|
|
1677 #else
|
|
|
1678 XStoreName(x11_display, x11_window, (char *)title);
|
|
|
1679 #endif
|
|
|
1680 }
|
|
|
1681 XFlush(x11_display);
|
|
|
1682 }
|
|
|
1683
|
|
|
1684 /*
|
|
|
1685 * Set x11 Window icon
|
|
|
1686 *
|
|
|
1687 * get_x11_windis() must be called before this and have returned OK
|
|
|
1688 */
|
|
|
1689 static void
|
|
|
1690 set_x11_icon(icon)
|
|
|
1691 char_u *icon;
|
|
|
1692 {
|
|
|
1693 /* See above for comments about using X*SetWMProperties(). */
|
|
|
1694 #ifdef USE_UTF8_STRING
|
|
|
1695 if (enc_utf8)
|
|
|
1696 Xutf8SetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
|
1697 NULL, 0, NULL, NULL, NULL);
|
|
|
1698 else
|
|
|
1699 #endif
|
|
|
1700 {
|
|
|
1701 #if XtSpecificationRelease >= 4
|
|
|
1702 # ifdef FEAT_XFONTSET
|
|
|
1703 XmbSetWMProperties(x11_display, x11_window, NULL, (const char *)icon,
|
|
|
1704 NULL, 0, NULL, NULL, NULL);
|
|
|
1705 # else
|
|
|
1706 XTextProperty text_prop;
|
|
|
1707
|
|
|
1708 (void)XStringListToTextProperty((char **)&icon, 1, &text_prop);
|
|
|
1709 XSetWMProperties(x11_display, x11_window, NULL, &text_prop,
|
|
|
1710 NULL, 0, NULL, NULL, NULL);
|
|
|
1711 # endif
|
|
|
1712 #else
|
|
|
1713 XSetIconName(x11_display, x11_window, (char *)icon);
|
|
|
1714 #endif
|
|
|
1715 }
|
|
|
1716 XFlush(x11_display);
|
|
|
1717 }
|
|
|
1718
|
|
|
1719 #else /* FEAT_X11 */
|
|
|
1720
|
|
|
1721 /*ARGSUSED*/
|
|
|
1722 static int
|
|
|
1723 get_x11_title(test_only)
|
|
|
1724 int test_only;
|
|
|
1725 {
|
|
|
1726 return FALSE;
|
|
|
1727 }
|
|
|
1728
|
|
|
1729 static int
|
|
|
1730 get_x11_icon(test_only)
|
|
|
1731 int test_only;
|
|
|
1732 {
|
|
|
1733 if (!test_only)
|
|
|
1734 {
|
|
|
1735 if (STRNCMP(T_NAME, "builtin_", 8) == 0)
|
|
|
1736 oldicon = T_NAME + 8;
|
|
|
1737 else
|
|
|
1738 oldicon = T_NAME;
|
|
|
1739 }
|
|
|
1740 return FALSE;
|
|
|
1741 }
|
|
|
1742
|
|
|
1743 #endif /* FEAT_X11 */
|
|
|
1744
|
|
|
1745 int
|
|
|
1746 mch_can_restore_title()
|
|
|
1747 {
|
|
|
1748 return get_x11_title(TRUE);
|
|
|
1749 }
|
|
|
1750
|
|
|
1751 int
|
|
|
1752 mch_can_restore_icon()
|
|
|
1753 {
|
|
|
1754 return get_x11_icon(TRUE);
|
|
|
1755 }
|
|
|
1756
|
|
|
1757 /*
|
|
|
1758 * Set the window title and icon.
|
|
|
1759 */
|
|
|
1760 void
|
|
|
1761 mch_settitle(title, icon)
|
|
|
1762 char_u *title;
|
|
|
1763 char_u *icon;
|
|
|
1764 {
|
|
|
1765 int type = 0;
|
|
|
1766 static int recursive = 0;
|
|
|
1767
|
|
|
1768 if (T_NAME == NULL) /* no terminal name (yet) */
|
|
|
1769 return;
|
|
|
1770 if (title == NULL && icon == NULL) /* nothing to do */
|
|
|
1771 return;
|
|
|
1772
|
|
|
1773 /* When one of the X11 functions causes a deadly signal, we get here again
|
|
|
1774 * recursively. Avoid hanging then (something is probably locked). */
|
|
|
1775 if (recursive)
|
|
|
1776 return;
|
|
|
1777 ++recursive;
|
|
|
1778
|
|
|
1779 /*
|
|
|
1780 * if the window ID and the display is known, we may use X11 calls
|
|
|
1781 */
|
|
|
1782 #ifdef FEAT_X11
|
|
|
1783 if (get_x11_windis() == OK)
|
|
|
1784 type = 1;
|
|
|
1785 #else
|
|
|
1786 # if defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_GTK)
|
|
|
1787 if (gui.in_use)
|
|
|
1788 type = 1;
|
|
|
1789 # endif
|
|
|
1790 # ifdef FEAT_GUI_BEOS
|
|
|
1791 /* TODO: If this means (gui.in_use) why not merge with above? (Dany) */
|
|
|
1792 /* we always have a 'window' */
|
|
|
1793 type = 1;
|
|
|
1794 # endif
|
|
|
1795 #endif
|
|
|
1796
|
|
|
1797 /*
|
|
|
1798 * Note: if "t_TS" is set, title is set with escape sequence rather
|
|
|
1799 * than x11 calls, because the x11 calls don't always work
|
|
|
1800 */
|
|
|
1801
|
|
|
1802 if ((type || *T_TS != NUL) && title != NULL)
|
|
|
1803 {
|
|
|
1804 if (oldtitle == NULL
|
|
|
1805 #ifdef FEAT_GUI
|
|
|
1806 && !gui.in_use
|
|
|
1807 #endif
|
|
|
1808 ) /* first call but not in GUI, save title */
|
|
|
1809 (void)get_x11_title(FALSE);
|
|
|
1810
|
|
|
1811 if (*T_TS != NUL) /* it's OK if t_fs is empty */
|
|
|
1812 term_settitle(title);
|
|
|
1813 #ifdef FEAT_X11
|
|
|
1814 else
|
|
|
1815 # ifdef FEAT_GUI_GTK
|
|
|
1816 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
|
1817 # endif
|
|
|
1818 set_x11_title(title); /* x11 */
|
|
|
1819 #endif
|
|
|
1820 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_BEOS) \
|
|
|
1821 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
|
|
|
1822 else
|
|
|
1823 gui_mch_settitle(title, icon);
|
|
|
1824 #endif
|
|
|
1825 did_set_title = TRUE;
|
|
|
1826 }
|
|
|
1827
|
|
|
1828 if ((type || *T_CIS != NUL) && icon != NULL)
|
|
|
1829 {
|
|
|
1830 if (oldicon == NULL
|
|
|
1831 #ifdef FEAT_GUI
|
|
|
1832 && !gui.in_use
|
|
|
1833 #endif
|
|
|
1834 ) /* first call, save icon */
|
|
|
1835 get_x11_icon(FALSE);
|
|
|
1836
|
|
|
1837 if (*T_CIS != NUL)
|
|
|
1838 {
|
|
|
1839 out_str(T_CIS); /* set icon start */
|
|
|
1840 out_str_nf(icon);
|
|
|
1841 out_str(T_CIE); /* set icon end */
|
|
|
1842 out_flush();
|
|
|
1843 }
|
|
|
1844 #ifdef FEAT_X11
|
|
|
1845 else
|
|
|
1846 # ifdef FEAT_GUI_GTK
|
|
|
1847 if (!gui.in_use) /* don't do this if GTK+ is running */
|
|
|
1848 # endif
|
|
|
1849 set_x11_icon(icon); /* x11 */
|
|
|
1850 #endif
|
|
|
1851 did_set_icon = TRUE;
|
|
|
1852 }
|
|
|
1853 --recursive;
|
|
|
1854 }
|
|
|
1855
|
|
|
1856 /*
|
|
|
1857 * Restore the window/icon title.
|
|
|
1858 * "which" is one of:
|
|
|
1859 * 1 only restore title
|
|
|
1860 * 2 only restore icon
|
|
|
1861 * 3 restore title and icon
|
|
|
1862 */
|
|
|
1863 void
|
|
|
1864 mch_restore_title(which)
|
|
|
1865 int which;
|
|
|
1866 {
|
|
|
1867 /* only restore the title or icon when it has been set */
|
|
|
1868 mch_settitle(((which & 1) && did_set_title) ?
|
|
|
1869 (oldtitle ? oldtitle : p_titleold) : NULL,
|
|
|
1870 ((which & 2) && did_set_icon) ? oldicon : NULL);
|
|
|
1871 }
|
|
|
1872
|
|
|
1873 #endif /* FEAT_TITLE */
|
|
|
1874
|
|
|
1875 /*
|
|
|
1876 * Return TRUE if "name" looks like some xterm name.
|
|
|
1877 */
|
|
|
1878 int
|
|
|
1879 vim_is_xterm(name)
|
|
|
1880 char_u *name;
|
|
|
1881 {
|
|
|
1882 if (name == NULL)
|
|
|
1883 return FALSE;
|
|
|
1884 return (STRNICMP(name, "xterm", 5) == 0
|
|
|
1885 || STRNICMP(name, "nxterm", 6) == 0
|
|
|
1886 || STRNICMP(name, "kterm", 5) == 0
|
|
|
1887 || STRNICMP(name, "rxvt", 4) == 0
|
|
|
1888 || STRCMP(name, "builtin_xterm") == 0);
|
|
|
1889 }
|
|
|
1890
|
|
|
1891 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
|
1892 /*
|
|
|
1893 * Return non-zero when using an xterm mouse, according to 'ttymouse'.
|
|
|
1894 * Return 1 for "xterm".
|
|
|
1895 * Return 2 for "xterm2".
|
|
|
1896 */
|
|
|
1897 int
|
|
|
1898 use_xterm_mouse()
|
|
|
1899 {
|
|
|
1900 if (ttym_flags == TTYM_XTERM2)
|
|
|
1901 return 2;
|
|
|
1902 if (ttym_flags == TTYM_XTERM)
|
|
|
1903 return 1;
|
|
|
1904 return 0;
|
|
|
1905 }
|
|
|
1906 #endif
|
|
|
1907
|
|
|
1908 int
|
|
|
1909 vim_is_iris(name)
|
|
|
1910 char_u *name;
|
|
|
1911 {
|
|
|
1912 if (name == NULL)
|
|
|
1913 return FALSE;
|
|
|
1914 return (STRNICMP(name, "iris-ansi", 9) == 0
|
|
|
1915 || STRCMP(name, "builtin_iris-ansi") == 0);
|
|
|
1916 }
|
|
|
1917
|
|
|
1918 int
|
|
|
1919 vim_is_vt300(name)
|
|
|
1920 char_u *name;
|
|
|
1921 {
|
|
|
1922 if (name == NULL)
|
|
|
1923 return FALSE; /* actually all ANSI comp. terminals should be here */
|
|
|
1924 return (STRNICMP(name, "vt3", 3) == 0 /* it will cover all from VT100-VT300 */
|
|
|
1925 || STRNICMP(name, "vt2", 3) == 0 /* TODO: from VT340 can hanle colors */
|
|
|
1926 || STRNICMP(name, "vt1", 3) == 0
|
|
|
1927 || STRCMP(name, "builtin_vt320") == 0);
|
|
|
1928 }
|
|
|
1929
|
|
|
1930 /*
|
|
|
1931 * Return TRUE if "name" is a terminal for which 'ttyfast' should be set.
|
|
|
1932 * This should include all windowed terminal emulators.
|
|
|
1933 */
|
|
|
1934 int
|
|
|
1935 vim_is_fastterm(name)
|
|
|
1936 char_u *name;
|
|
|
1937 {
|
|
|
1938 if (name == NULL)
|
|
|
1939 return FALSE;
|
|
|
1940 if (vim_is_xterm(name) || vim_is_vt300(name) || vim_is_iris(name))
|
|
|
1941 return TRUE;
|
|
|
1942 return ( STRNICMP(name, "hpterm", 6) == 0
|
|
|
1943 || STRNICMP(name, "sun-cmd", 7) == 0
|
|
|
1944 || STRNICMP(name, "screen", 6) == 0
|
|
|
1945 || STRNICMP(name, "dtterm", 6) == 0);
|
|
|
1946 }
|
|
|
1947
|
|
|
1948 /*
|
|
|
1949 * Insert user name in s[len].
|
|
|
1950 * Return OK if a name found.
|
|
|
1951 */
|
|
|
1952 int
|
|
|
1953 mch_get_user_name(s, len)
|
|
|
1954 char_u *s;
|
|
|
1955 int len;
|
|
|
1956 {
|
|
|
1957 #ifdef VMS
|
|
|
1958 STRNCPY((char *)s, cuserid(NULL), len);
|
|
|
1959 return OK;
|
|
|
1960 #else
|
|
|
1961 return mch_get_uname(getuid(), s, len);
|
|
|
1962 #endif
|
|
|
1963 }
|
|
|
1964
|
|
|
1965 /*
|
|
|
1966 * Insert user name for "uid" in s[len].
|
|
|
1967 * Return OK if a name found.
|
|
|
1968 */
|
|
|
1969 int
|
|
|
1970 mch_get_uname(uid, s, len)
|
|
|
1971 uid_t uid;
|
|
|
1972 char_u *s;
|
|
|
1973 int len;
|
|
|
1974 {
|
|
|
1975 #if defined(HAVE_PWD_H) && defined(HAVE_GETPWUID)
|
|
|
1976 struct passwd *pw;
|
|
|
1977
|
|
|
1978 if ((pw = getpwuid(uid)) != NULL
|
|
|
1979 && pw->pw_name != NULL && *(pw->pw_name) != NUL)
|
|
|
1980 {
|
|
|
1981 STRNCPY(s, pw->pw_name, len);
|
|
|
1982 return OK;
|
|
|
1983 }
|
|
|
1984 #endif
|
|
|
1985 sprintf((char *)s, "%d", (int)uid); /* assumes s is long enough */
|
|
|
1986 return FAIL; /* a number is not a name */
|
|
|
1987 }
|
|
|
1988
|
|
|
1989 /*
|
|
|
1990 * Insert host name is s[len].
|
|
|
1991 */
|
|
|
1992
|
|
|
1993 #ifdef HAVE_SYS_UTSNAME_H
|
|
|
1994 void
|
|
|
1995 mch_get_host_name(s, len)
|
|
|
1996 char_u *s;
|
|
|
1997 int len;
|
|
|
1998 {
|
|
|
1999 struct utsname vutsname;
|
|
|
2000
|
|
|
2001 if (uname(&vutsname) < 0)
|
|
|
2002 *s = NUL;
|
|
|
2003 else
|
|
|
2004 STRNCPY(s, vutsname.nodename, len);
|
|
|
2005 s[len - 1] = NUL; /* make sure it's terminated */
|
|
|
2006 }
|
|
|
2007 #else /* HAVE_SYS_UTSNAME_H */
|
|
|
2008
|
|
|
2009 # ifdef HAVE_SYS_SYSTEMINFO_H
|
|
|
2010 # define gethostname(nam, len) sysinfo(SI_HOSTNAME, nam, len)
|
|
|
2011 # endif
|
|
|
2012
|
|
|
2013 void
|
|
|
2014 mch_get_host_name(s, len)
|
|
|
2015 char_u *s;
|
|
|
2016 int len;
|
|
|
2017 {
|
|
|
2018 # ifdef VAXC
|
|
|
2019 vaxc$gethostname((char *)s, len);
|
|
|
2020 # else
|
|
|
2021 gethostname((char *)s, len);
|
|
|
2022 # endif
|
|
|
2023 s[len - 1] = NUL; /* make sure it's terminated */
|
|
|
2024 }
|
|
|
2025 #endif /* HAVE_SYS_UTSNAME_H */
|
|
|
2026
|
|
|
2027 /*
|
|
|
2028 * return process ID
|
|
|
2029 */
|
|
|
2030 long
|
|
|
2031 mch_get_pid()
|
|
|
2032 {
|
|
|
2033 return (long)getpid();
|
|
|
2034 }
|
|
|
2035
|
|
|
2036 #if !defined(HAVE_STRERROR) && defined(USE_GETCWD)
|
|
|
2037 static char *strerror __ARGS((int));
|
|
|
2038
|
|
|
2039 static char *
|
|
|
2040 strerror(err)
|
|
|
2041 int err;
|
|
|
2042 {
|
|
|
2043 extern int sys_nerr;
|
|
|
2044 extern char *sys_errlist[];
|
|
|
2045 static char er[20];
|
|
|
2046
|
|
|
2047 if (err > 0 && err < sys_nerr)
|
|
|
2048 return (sys_errlist[err]);
|
|
|
2049 sprintf(er, "Error %d", err);
|
|
|
2050 return er;
|
|
|
2051 }
|
|
|
2052 #endif
|
|
|
2053
|
|
|
2054 /*
|
|
|
2055 * Get name of current directory into buffer 'buf' of length 'len' bytes.
|
|
|
2056 * Return OK for success, FAIL for failure.
|
|
|
2057 */
|
|
|
2058 int
|
|
|
2059 mch_dirname(buf, len)
|
|
|
2060 char_u *buf;
|
|
|
2061 int len;
|
|
|
2062 {
|
|
|
2063 #if defined(USE_GETCWD)
|
|
|
2064 if (getcwd((char *)buf, len) == NULL)
|
|
|
2065 {
|
|
|
2066 STRCPY(buf, strerror(errno));
|
|
|
2067 return FAIL;
|
|
|
2068 }
|
|
|
2069 return OK;
|
|
|
2070 #else
|
|
|
2071 return (getwd((char *)buf) != NULL ? OK : FAIL);
|
|
|
2072 #endif
|
|
|
2073 }
|
|
|
2074
|
|
|
2075 #if defined(OS2) || defined(PROTO)
|
|
|
2076 /*
|
|
|
2077 * Replace all slashes by backslashes.
|
|
|
2078 * When 'shellslash' set do it the other way around.
|
|
|
2079 */
|
|
|
2080 void
|
|
|
2081 slash_adjust(p)
|
|
|
2082 char_u *p;
|
|
|
2083 {
|
|
|
2084 while (*p)
|
|
|
2085 {
|
|
|
2086 if (*p == psepcN)
|
|
|
2087 *p = psepc;
|
|
|
2088 #ifdef FEAT_MBYTE
|
|
|
2089 if (has_mbyte)
|
|
|
2090 p += (*mb_ptr2len_check)(p);
|
|
|
2091 else
|
|
|
2092 #endif
|
|
|
2093 ++p;
|
|
|
2094 }
|
|
|
2095 }
|
|
|
2096 #endif
|
|
|
2097
|
|
|
2098 /*
|
|
|
2099 * Get absolute file name into buffer 'buf' of length 'len' bytes.
|
|
|
2100 *
|
|
|
2101 * return FAIL for failure, OK for success
|
|
|
2102 */
|
|
|
2103 int
|
|
|
2104 mch_FullName(fname, buf, len, force)
|
|
|
2105 char_u *fname, *buf;
|
|
|
2106 int len;
|
|
|
2107 int force; /* also expand when already absolute path */
|
|
|
2108 {
|
|
|
2109 int l;
|
|
|
2110 #ifdef OS2
|
|
|
2111 int only_drive; /* file name is only a drive letter */
|
|
|
2112 #endif
|
|
|
2113 #ifdef HAVE_FCHDIR
|
|
|
2114 int fd = -1;
|
|
|
2115 static int dont_fchdir = FALSE; /* TRUE when fchdir() doesn't work */
|
|
|
2116 #endif
|
|
|
2117 char_u olddir[MAXPATHL];
|
|
|
2118 char_u *p;
|
|
|
2119 int retval = OK;
|
|
|
2120
|
|
|
2121 #ifdef VMS
|
|
|
2122 fname = vms_fixfilename(fname);
|
|
|
2123 #endif
|
|
|
2124
|
|
|
2125 /* expand it if forced or not an absolute path */
|
|
|
2126 if (force || !mch_isFullName(fname))
|
|
|
2127 {
|
|
|
2128 /*
|
|
|
2129 * If the file name has a path, change to that directory for a moment,
|
|
|
2130 * and then do the getwd() (and get back to where we were).
|
|
|
2131 * This will get the correct path name with "../" things.
|
|
|
2132 */
|
|
|
2133 #ifdef OS2
|
|
|
2134 only_drive = 0;
|
|
|
2135 if (((p = vim_strrchr(fname, '/')) != NULL)
|
|
|
2136 || ((p = vim_strrchr(fname, '\\')) != NULL)
|
|
|
2137 || (((p = vim_strchr(fname, ':')) != NULL) && ++only_drive))
|
|
|
2138 #else
|
|
|
2139 if ((p = vim_strrchr(fname, '/')) != NULL)
|
|
|
2140 #endif
|
|
|
2141 {
|
|
|
2142 #ifdef HAVE_FCHDIR
|
|
|
2143 /*
|
|
|
2144 * Use fchdir() if possible, it's said to be faster and more
|
|
|
2145 * reliable. But on SunOS 4 it might not work. Check this by
|
|
|
2146 * doing a fchdir() right now.
|
|
|
2147 */
|
|
|
2148 if (!dont_fchdir)
|
|
|
2149 {
|
|
|
2150 fd = open(".", O_RDONLY | O_EXTRA, 0);
|
|
|
2151 if (fd >= 0 && fchdir(fd) < 0)
|
|
|
2152 {
|
|
|
2153 close(fd);
|
|
|
2154 fd = -1;
|
|
|
2155 dont_fchdir = TRUE; /* don't try again */
|
|
|
2156 }
|
|
|
2157 }
|
|
|
2158 #endif
|
|
|
2159
|
|
|
2160 /* Only change directory when we are sure we can return to where
|
|
|
2161 * we are now. After doing "su" chdir(".") might not work. */
|
|
|
2162 if (
|
|
|
2163 #ifdef HAVE_FCHDIR
|
|
|
2164 fd < 0 &&
|
|
|
2165 #endif
|
|
|
2166 (mch_dirname(olddir, MAXPATHL) == FAIL
|
|
|
2167 || mch_chdir((char *)olddir) != 0))
|
|
|
2168 {
|
|
|
2169 p = NULL; /* can't get current dir: don't chdir */
|
|
|
2170 retval = FAIL;
|
|
|
2171 }
|
|
|
2172 else
|
|
|
2173 {
|
|
|
2174 #ifdef OS2
|
|
|
2175 /*
|
|
|
2176 * compensate for case where ':' from "D:" was the only
|
|
|
2177 * path separator detected in the file name; the _next_
|
|
|
2178 * character has to be removed, and then restored later.
|
|
|
2179 */
|
|
|
2180 if (only_drive)
|
|
|
2181 p++;
|
|
|
2182 #endif
|
|
|
2183 /* The directory is copied into buf[], to be able to remove
|
|
|
2184 * the file name without changing it (could be a string in
|
|
|
2185 * read-only memory) */
|
|
|
2186 if (p - fname >= len)
|
|
|
2187 retval = FAIL;
|
|
|
2188 else
|
|
|
2189 {
|
|
|
2190 STRNCPY(buf, fname, p - fname);
|
|
|
2191 buf[p - fname] = NUL;
|
|
|
2192 if (mch_chdir((char *)buf))
|
|
|
2193 retval = FAIL;
|
|
|
2194 else
|
|
|
2195 fname = p + 1;
|
|
|
2196 *buf = NUL;
|
|
|
2197 }
|
|
|
2198 #ifdef OS2
|
|
|
2199 if (only_drive)
|
|
|
2200 {
|
|
|
2201 p--;
|
|
|
2202 if (retval != FAIL)
|
|
|
2203 fname--;
|
|
|
2204 }
|
|
|
2205 #endif
|
|
|
2206 }
|
|
|
2207 }
|
|
|
2208 if (mch_dirname(buf, len) == FAIL)
|
|
|
2209 {
|
|
|
2210 retval = FAIL;
|
|
|
2211 *buf = NUL;
|
|
|
2212 }
|
|
|
2213 if (p != NULL)
|
|
|
2214 {
|
|
|
2215 #ifdef HAVE_FCHDIR
|
|
|
2216 if (fd >= 0)
|
|
|
2217 {
|
|
|
2218 l = fchdir(fd);
|
|
|
2219 close(fd);
|
|
|
2220 }
|
|
|
2221 else
|
|
|
2222 #endif
|
|
|
2223 l = mch_chdir((char *)olddir);
|
|
|
2224 if (l != 0)
|
|
|
2225 EMSG(_(e_prev_dir));
|
|
|
2226 }
|
|
|
2227
|
|
|
2228 l = STRLEN(buf);
|
|
|
2229 if (l >= len)
|
|
|
2230 retval = FAIL;
|
|
|
2231 #ifndef VMS
|
|
|
2232 else
|
|
|
2233 {
|
|
|
2234 if (l > 0 && buf[l - 1] != '/' && *fname != NUL
|
|
|
2235 && STRCMP(fname, ".") != 0)
|
|
|
2236 STRCAT(buf, "/");
|
|
|
2237 }
|
|
|
2238 #endif
|
|
|
2239 }
|
|
|
2240 /* Catch file names which are too long. */
|
|
|
2241 if (retval == FAIL || STRLEN(buf) + STRLEN(fname) >= len)
|
|
|
2242 return FAIL;
|
|
|
2243
|
|
|
2244 /* Do not append ".", "/dir/." is equal to "/dir". */
|
|
|
2245 if (STRCMP(fname, ".") != 0)
|
|
|
2246 STRCAT(buf, fname);
|
|
|
2247
|
|
|
2248 return OK;
|
|
|
2249 }
|
|
|
2250
|
|
|
2251 /*
|
|
|
2252 * Return TRUE if "fname" does not depend on the current directory.
|
|
|
2253 */
|
|
|
2254 int
|
|
|
2255 mch_isFullName(fname)
|
|
|
2256 char_u *fname;
|
|
|
2257 {
|
|
|
2258 #ifdef __EMX__
|
|
|
2259 return _fnisabs(fname);
|
|
|
2260 #else
|
|
|
2261 # ifdef VMS
|
|
|
2262 return ( fname[0] == '/' || fname[0] == '.' ||
|
|
|
2263 strchr((char *)fname,':') || strchr((char *)fname,'"') ||
|
|
|
2264 (strchr((char *)fname,'[') && strchr((char *)fname,']'))||
|
|
|
2265 (strchr((char *)fname,'<') && strchr((char *)fname,'>')) );
|
|
|
2266 # else
|
|
|
2267 return (*fname == '/' || *fname == '~');
|
|
|
2268 # endif
|
|
|
2269 #endif
|
|
|
2270 }
|
|
|
2271
|
|
|
2272 /*
|
|
|
2273 * Get file permissions for 'name'.
|
|
|
2274 * Returns -1 when it doesn't exist.
|
|
|
2275 */
|
|
|
2276 long
|
|
|
2277 mch_getperm(name)
|
|
|
2278 char_u *name;
|
|
|
2279 {
|
|
|
2280 struct stat statb;
|
|
|
2281
|
|
|
2282 /* Keep the #ifdef outside of stat(), it may be a macro. */
|
|
|
2283 #ifdef VMS
|
|
|
2284 if (stat((char *)vms_fixfilename(name), &statb))
|
|
|
2285 #else
|
|
|
2286 if (stat((char *)name, &statb))
|
|
|
2287 #endif
|
|
|
2288 return -1;
|
|
|
2289 return statb.st_mode;
|
|
|
2290 }
|
|
|
2291
|
|
|
2292 /*
|
|
|
2293 * set file permission for 'name' to 'perm'
|
|
|
2294 *
|
|
|
2295 * return FAIL for failure, OK otherwise
|
|
|
2296 */
|
|
|
2297 int
|
|
|
2298 mch_setperm(name, perm)
|
|
|
2299 char_u *name;
|
|
|
2300 long perm;
|
|
|
2301 {
|
|
|
2302 return (chmod((char *)
|
|
|
2303 #ifdef VMS
|
|
|
2304 vms_fixfilename(name),
|
|
|
2305 #else
|
|
|
2306 name,
|
|
|
2307 #endif
|
|
|
2308 (mode_t)perm) == 0 ? OK : FAIL);
|
|
|
2309 }
|
|
|
2310
|
|
|
2311 #if defined(HAVE_ACL) || defined(PROTO)
|
|
|
2312 # ifdef HAVE_SYS_ACL_H
|
|
|
2313 # include <sys/acl.h>
|
|
|
2314 # endif
|
|
|
2315 # ifdef HAVE_SYS_ACCESS_H
|
|
|
2316 # include <sys/access.h>
|
|
|
2317 # endif
|
|
|
2318
|
|
|
2319 # ifdef HAVE_SOLARIS_ACL
|
|
|
2320 typedef struct vim_acl_solaris_T {
|
|
|
2321 int acl_cnt;
|
|
|
2322 aclent_t *acl_entry;
|
|
|
2323 } vim_acl_solaris_T;
|
|
|
2324 # endif
|
|
|
2325
|
|
|
2326 /*
|
|
|
2327 * Return a pointer to the ACL of file "fname" in allocated memory.
|
|
|
2328 * Return NULL if the ACL is not available for whatever reason.
|
|
|
2329 */
|
|
|
2330 vim_acl_T
|
|
|
2331 mch_get_acl(fname)
|
|
|
2332 char_u *fname;
|
|
|
2333 {
|
|
|
2334 vim_acl_T ret = NULL;
|
|
|
2335 #ifdef HAVE_POSIX_ACL
|
|
|
2336 ret = (vim_acl_T)acl_get_file((char *)fname, ACL_TYPE_ACCESS);
|
|
|
2337 #else
|
|
|
2338 #ifdef HAVE_SOLARIS_ACL
|
|
|
2339 vim_acl_solaris_T *aclent;
|
|
|
2340
|
|
|
2341 aclent = malloc(sizeof(vim_acl_solaris_T));
|
|
|
2342 if ((aclent->acl_cnt = acl((char *)fname, GETACLCNT, 0, NULL)) < 0)
|
|
|
2343 {
|
|
|
2344 free(aclent);
|
|
|
2345 return NULL;
|
|
|
2346 }
|
|
|
2347 aclent->acl_entry = malloc(aclent->acl_cnt * sizeof(aclent_t));
|
|
|
2348 if (acl((char *)fname, GETACL, aclent->acl_cnt, aclent->acl_entry) < 0)
|
|
|
2349 {
|
|
|
2350 free(aclent->acl_entry);
|
|
|
2351 free(aclent);
|
|
|
2352 return NULL;
|
|
|
2353 }
|
|
|
2354 ret = (vim_acl_T)aclent;
|
|
|
2355 #else
|
|
|
2356 #if defined(HAVE_AIX_ACL)
|
|
|
2357 int aclsize;
|
|
|
2358 struct acl *aclent;
|
|
|
2359
|
|
|
2360 aclsize = sizeof(struct acl);
|
|
|
2361 aclent = malloc(aclsize);
|
|
|
2362 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
|
2363 {
|
|
|
2364 if (errno == ENOSPC)
|
|
|
2365 {
|
|
|
2366 aclsize = aclent->acl_len;
|
|
|
2367 aclent = realloc(aclent, aclsize);
|
|
|
2368 if (statacl((char *)fname, STX_NORMAL, aclent, aclsize) < 0)
|
|
|
2369 {
|
|
|
2370 free(aclent);
|
|
|
2371 return NULL;
|
|
|
2372 }
|
|
|
2373 }
|
|
|
2374 else
|
|
|
2375 {
|
|
|
2376 free(aclent);
|
|
|
2377 return NULL;
|
|
|
2378 }
|
|
|
2379 }
|
|
|
2380 ret = (vim_acl_T)aclent;
|
|
|
2381 #endif /* HAVE_AIX_ACL */
|
|
|
2382 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2383 #endif /* HAVE_POSIX_ACL */
|
|
|
2384 return ret;
|
|
|
2385 }
|
|
|
2386
|
|
|
2387 /*
|
|
|
2388 * Set the ACL of file "fname" to "acl" (unless it's NULL).
|
|
|
2389 */
|
|
|
2390 void
|
|
|
2391 mch_set_acl(fname, aclent)
|
|
|
2392 char_u *fname;
|
|
|
2393 vim_acl_T aclent;
|
|
|
2394 {
|
|
|
2395 if (aclent == NULL)
|
|
|
2396 return;
|
|
|
2397 #ifdef HAVE_POSIX_ACL
|
|
|
2398 acl_set_file((char *)fname, ACL_TYPE_ACCESS, (acl_t)aclent);
|
|
|
2399 #else
|
|
|
2400 #ifdef HAVE_SOLARIS_ACL
|
|
|
2401 acl((char *)fname, SETACL, ((vim_acl_solaris_T *)aclent)->acl_cnt,
|
|
|
2402 ((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
|
2403 #else
|
|
|
2404 #ifdef HAVE_AIX_ACL
|
|
|
2405 chacl((char *)fname, aclent, ((struct acl *)aclent)->acl_len);
|
|
|
2406 #endif /* HAVE_AIX_ACL */
|
|
|
2407 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2408 #endif /* HAVE_POSIX_ACL */
|
|
|
2409 }
|
|
|
2410
|
|
|
2411 void
|
|
|
2412 mch_free_acl(aclent)
|
|
|
2413 vim_acl_T aclent;
|
|
|
2414 {
|
|
|
2415 if (aclent == NULL)
|
|
|
2416 return;
|
|
|
2417 #ifdef HAVE_POSIX_ACL
|
|
|
2418 acl_free((acl_t)aclent);
|
|
|
2419 #else
|
|
|
2420 #ifdef HAVE_SOLARIS_ACL
|
|
|
2421 free(((vim_acl_solaris_T *)aclent)->acl_entry);
|
|
|
2422 free(aclent);
|
|
|
2423 #else
|
|
|
2424 #ifdef HAVE_AIX_ACL
|
|
|
2425 free(aclent);
|
|
|
2426 #endif /* HAVE_AIX_ACL */
|
|
|
2427 #endif /* HAVE_SOLARIS_ACL */
|
|
|
2428 #endif /* HAVE_POSIX_ACL */
|
|
|
2429 }
|
|
|
2430 #endif
|
|
|
2431
|
|
|
2432 /*
|
|
|
2433 * Set hidden flag for "name".
|
|
|
2434 */
|
|
|
2435 /* ARGSUSED */
|
|
|
2436 void
|
|
|
2437 mch_hide(name)
|
|
|
2438 char_u *name;
|
|
|
2439 {
|
|
|
2440 /* can't hide a file */
|
|
|
2441 }
|
|
|
2442
|
|
|
2443 /*
|
|
|
2444 * return TRUE if "name" is a directory
|
|
|
2445 * return FALSE if "name" is not a directory
|
|
|
2446 * return FALSE for error
|
|
|
2447 */
|
|
|
2448 int
|
|
|
2449 mch_isdir(name)
|
|
|
2450 char_u *name;
|
|
|
2451 {
|
|
|
2452 struct stat statb;
|
|
|
2453
|
|
|
2454 if (*name == NUL) /* Some stat()s don't flag "" as an error. */
|
|
|
2455 return FALSE;
|
|
|
2456 if (stat((char *)name, &statb))
|
|
|
2457 return FALSE;
|
|
|
2458 #ifdef _POSIX_SOURCE
|
|
|
2459 return (S_ISDIR(statb.st_mode) ? TRUE : FALSE);
|
|
|
2460 #else
|
|
|
2461 return ((statb.st_mode & S_IFMT) == S_IFDIR ? TRUE : FALSE);
|
|
|
2462 #endif
|
|
|
2463 }
|
|
|
2464
|
|
|
2465 #if defined(FEAT_EVAL) || defined(PROTO)
|
|
|
2466
|
|
|
2467 static int executable_file __ARGS((char_u *name));
|
|
|
2468
|
|
|
2469 /*
|
|
|
2470 * Return 1 if "name" is an executable file, 0 if not or it doesn't exist.
|
|
|
2471 */
|
|
|
2472 static int
|
|
|
2473 executable_file(name)
|
|
|
2474 char_u *name;
|
|
|
2475 {
|
|
|
2476 struct stat st;
|
|
|
2477
|
|
|
2478 if (stat((char *)name, &st))
|
|
|
2479 return 0;
|
|
|
2480 return S_ISREG(st.st_mode) && mch_access((char *)name, X_OK) == 0;
|
|
|
2481 }
|
|
|
2482
|
|
|
2483 /*
|
|
|
2484 * Return 1 if "name" can be found in $PATH and executed, 0 if not.
|
|
|
2485 * Return -1 if unknown.
|
|
|
2486 */
|
|
|
2487 int
|
|
|
2488 mch_can_exe(name)
|
|
|
2489 char_u *name;
|
|
|
2490 {
|
|
|
2491 char_u *buf;
|
|
|
2492 char_u *p, *e;
|
|
|
2493 int retval;
|
|
|
2494
|
|
|
2495 /* If it's an absolute or relative path don't need to use $PATH. */
|
|
|
2496 if (mch_isFullName(name) || (name[0] == '.' && (name[1] == '/'
|
|
|
2497 || (name[1] == '.' && name[2] == '/'))))
|
|
|
2498 return executable_file(name);
|
|
|
2499
|
|
|
2500 p = (char_u *)getenv("PATH");
|
|
|
2501 if (p == NULL || *p == NUL)
|
|
|
2502 return -1;
|
|
|
2503 buf = alloc((unsigned)(STRLEN(name) + STRLEN(p) + 2));
|
|
|
2504 if (buf == NULL)
|
|
|
2505 return -1;
|
|
|
2506
|
|
|
2507 /*
|
|
|
2508 * Walk through all entries in $PATH to check if "name" exists there and
|
|
|
2509 * is an executable file.
|
|
|
2510 */
|
|
|
2511 for (;;)
|
|
|
2512 {
|
|
|
2513 e = (char_u *)strchr((char *)p, ':');
|
|
|
2514 if (e == NULL)
|
|
|
2515 e = p + STRLEN(p);
|
|
|
2516 if (e - p <= 1) /* empty entry means current dir */
|
|
|
2517 STRCPY(buf, "./");
|
|
|
2518 else
|
|
|
2519 {
|
|
|
2520 STRNCPY(buf, p, e - p);
|
|
|
2521 buf[e - p] = NUL;
|
|
|
2522 add_pathsep(buf);
|
|
|
2523 }
|
|
|
2524 STRCAT(buf, name);
|
|
|
2525 retval = executable_file(buf);
|
|
|
2526 if (retval == 1)
|
|
|
2527 break;
|
|
|
2528
|
|
|
2529 if (*e != ':')
|
|
|
2530 break;
|
|
|
2531 p = e + 1;
|
|
|
2532 }
|
|
|
2533
|
|
|
2534 vim_free(buf);
|
|
|
2535 return retval;
|
|
|
2536 }
|
|
|
2537 #endif
|
|
|
2538
|
|
|
2539 /*
|
|
|
2540 * Check what "name" is:
|
|
|
2541 * NODE_NORMAL: file or directory (or doesn't exist)
|
|
|
2542 * NODE_WRITABLE: writable device, socket, fifo, etc.
|
|
|
2543 * NODE_OTHER: non-writable things
|
|
|
2544 */
|
|
|
2545 int
|
|
|
2546 mch_nodetype(name)
|
|
|
2547 char_u *name;
|
|
|
2548 {
|
|
|
2549 struct stat st;
|
|
|
2550
|
|
|
2551 if (stat((char *)name, &st))
|
|
|
2552 return NODE_NORMAL;
|
|
|
2553 if (S_ISREG(st.st_mode) || S_ISDIR(st.st_mode))
|
|
|
2554 return NODE_NORMAL;
|
|
|
2555 #ifndef OS2
|
|
|
2556 if (S_ISBLK(st.st_mode)) /* block device isn't writable */
|
|
|
2557 return NODE_OTHER;
|
|
|
2558 #endif
|
|
|
2559 /* Everything else is writable? */
|
|
|
2560 return NODE_WRITABLE;
|
|
|
2561 }
|
|
|
2562
|
|
|
2563 void
|
|
|
2564 mch_early_init()
|
|
|
2565 {
|
|
|
2566 #ifdef HAVE_CHECK_STACK_GROWTH
|
|
|
2567 int i;
|
|
|
2568 #endif
|
|
|
2569
|
|
|
2570 #ifdef HAVE_CHECK_STACK_GROWTH
|
|
|
2571 check_stack_growth((char *)&i);
|
|
|
2572
|
|
|
2573 # ifdef HAVE_GETRLIMIT
|
|
|
2574 get_stack_limit();
|
|
|
2575 # endif
|
|
|
2576
|
|
|
2577 #endif
|
|
|
2578
|
|
|
2579 /*
|
|
|
2580 * Setup an alternative stack for signals. Helps to catch signals when
|
|
|
2581 * running out of stack space.
|
|
|
2582 * Use of sigaltstack() is preferred, it's more portable.
|
|
|
2583 * Ignore any errors.
|
|
|
2584 */
|
|
|
2585 #if defined(HAVE_SIGALTSTACK) || defined(HAVE_SIGSTACK)
|
|
|
2586 signal_stack = malloc(SIGSTKSZ);
|
|
|
2587 init_signal_stack();
|
|
|
2588 #endif
|
|
|
2589 }
|
|
|
2590
|
|
|
2591 static void exit_scroll __ARGS((void));
|
|
|
2592
|
|
|
2593 /*
|
|
|
2594 * Output a newline when exiting.
|
|
|
2595 * Make sure the newline goes to the same stream as the text.
|
|
|
2596 */
|
|
|
2597 static void
|
|
|
2598 exit_scroll()
|
|
|
2599 {
|
|
|
2600 if (newline_on_exit || msg_didout)
|
|
|
2601 {
|
|
|
2602 if (msg_use_printf())
|
|
|
2603 {
|
|
|
2604 if (info_message)
|
|
|
2605 mch_msg("\n");
|
|
|
2606 else
|
|
|
2607 mch_errmsg("\r\n");
|
|
|
2608 }
|
|
|
2609 else
|
|
|
2610 out_char('\n');
|
|
|
2611 }
|
|
|
2612 else
|
|
|
2613 {
|
|
|
2614 restore_cterm_colors(); /* get original colors back */
|
|
|
2615 msg_clr_eos_force(); /* clear the rest of the display */
|
|
|
2616 windgoto((int)Rows - 1, 0); /* may have moved the cursor */
|
|
|
2617 }
|
|
|
2618 }
|
|
|
2619
|
|
|
2620 void
|
|
|
2621 mch_exit(r)
|
|
|
2622 int r;
|
|
|
2623 {
|
|
|
2624 exiting = TRUE;
|
|
|
2625
|
|
|
2626 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD)
|
|
|
2627 x11_export_final_selection();
|
|
|
2628 #endif
|
|
|
2629
|
|
|
2630 #ifdef FEAT_GUI
|
|
|
2631 if (!gui.in_use)
|
|
|
2632 #endif
|
|
|
2633 {
|
|
|
2634 settmode(TMODE_COOK);
|
|
|
2635 #ifdef FEAT_TITLE
|
|
|
2636 mch_restore_title(3); /* restore xterm title and icon name */
|
|
|
2637 #endif
|
|
|
2638 /*
|
|
|
2639 * When t_ti is not empty but it doesn't cause swapping terminal
|
|
|
2640 * pages, need to output a newline when msg_didout is set. But when
|
|
|
2641 * t_ti does swap pages it should not go to the shell page. Do this
|
|
|
2642 * before stoptermcap().
|
|
|
2643 */
|
|
|
2644 if (swapping_screen() && !newline_on_exit)
|
|
|
2645 exit_scroll();
|
|
|
2646
|
|
|
2647 /* Stop termcap: May need to check for T_CRV response, which
|
|
|
2648 * requires RAW mode. */
|
|
|
2649 stoptermcap();
|
|
|
2650
|
|
|
2651 /*
|
|
|
2652 * A newline is only required after a message in the alternate screen.
|
|
|
2653 * This is set to TRUE by wait_return().
|
|
|
2654 */
|
|
|
2655 if (!swapping_screen() || newline_on_exit)
|
|
|
2656 exit_scroll();
|
|
|
2657
|
|
|
2658 /* Cursor may have been switched off without calling starttermcap()
|
|
|
2659 * when doing "vim -u vimrc" and vimrc contains ":q". */
|
|
|
2660 if (full_screen)
|
|
|
2661 cursor_on();
|
|
|
2662 }
|
|
|
2663 out_flush();
|
|
|
2664 ml_close_all(TRUE); /* remove all memfiles */
|
|
|
2665 may_core_dump();
|
|
|
2666 #ifdef FEAT_GUI
|
|
|
2667 # ifndef FEAT_GUI_BEOS /* BeOS always has GUI */
|
|
|
2668 if (gui.in_use)
|
|
|
2669 # endif
|
|
|
2670 gui_exit(r);
|
|
|
2671 #endif
|
|
|
2672 #ifdef __QNX__
|
|
|
2673 /* A core dump won't be created if the signal handler
|
|
|
2674 * doesn't return, so we can't call exit() */
|
|
|
2675 if (deadly_signal != 0)
|
|
|
2676 return;
|
|
|
2677 #endif
|
|
|
2678
|
|
|
2679 exit(r);
|
|
|
2680 }
|
|
|
2681
|
|
|
2682 static void
|
|
|
2683 may_core_dump()
|
|
|
2684 {
|
|
|
2685 if (deadly_signal != 0)
|
|
|
2686 {
|
|
|
2687 signal(deadly_signal, SIG_DFL);
|
|
|
2688 kill(getpid(), deadly_signal); /* Die using the signal we caught */
|
|
|
2689 }
|
|
|
2690 }
|
|
|
2691
|
|
|
2692 #ifndef VMS
|
|
|
2693
|
|
|
2694 void
|
|
|
2695 mch_settmode(tmode)
|
|
|
2696 int tmode;
|
|
|
2697 {
|
|
|
2698 static int first = TRUE;
|
|
|
2699
|
|
|
2700 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
|
2701 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
|
2702 /*
|
|
|
2703 * for "new" tty systems
|
|
|
2704 */
|
|
|
2705 # ifdef HAVE_TERMIOS_H
|
|
|
2706 static struct termios told;
|
|
|
2707 struct termios tnew;
|
|
|
2708 # else
|
|
|
2709 static struct termio told;
|
|
|
2710 struct termio tnew;
|
|
|
2711 # endif
|
|
|
2712
|
|
|
2713 if (first)
|
|
|
2714 {
|
|
|
2715 first = FALSE;
|
|
|
2716 # if defined(HAVE_TERMIOS_H)
|
|
|
2717 tcgetattr(read_cmd_fd, &told);
|
|
|
2718 # else
|
|
|
2719 ioctl(read_cmd_fd, TCGETA, &told);
|
|
|
2720 # endif
|
|
|
2721 }
|
|
|
2722
|
|
|
2723 tnew = told;
|
|
|
2724 if (tmode == TMODE_RAW)
|
|
|
2725 {
|
|
|
2726 /*
|
|
|
2727 * ~ICRNL enables typing ^V^M
|
|
|
2728 */
|
|
|
2729 tnew.c_iflag &= ~ICRNL;
|
|
|
2730 tnew.c_lflag &= ~(ICANON | ECHO | ISIG | ECHOE
|
|
|
2731 # if defined(IEXTEN) && !defined(__MINT__)
|
|
|
2732 | IEXTEN /* IEXTEN enables typing ^V on SOLARIS */
|
|
|
2733 /* but it breaks function keys on MINT */
|
|
|
2734 # endif
|
|
|
2735 );
|
|
|
2736 # ifdef ONLCR /* don't map NL -> CR NL, we do it ourselves */
|
|
|
2737 tnew.c_oflag &= ~ONLCR;
|
|
|
2738 # endif
|
|
|
2739 tnew.c_cc[VMIN] = 1; /* return after 1 char */
|
|
|
2740 tnew.c_cc[VTIME] = 0; /* don't wait */
|
|
|
2741 }
|
|
|
2742 else if (tmode == TMODE_SLEEP)
|
|
|
2743 tnew.c_lflag &= ~(ECHO);
|
|
|
2744
|
|
|
2745 # if defined(HAVE_TERMIOS_H)
|
|
|
2746 {
|
|
|
2747 int n = 10;
|
|
|
2748
|
|
|
2749 /* A signal may cause tcsetattr() to fail (e.g., SIGCONT). Retry a
|
|
|
2750 * few times. */
|
|
|
2751 while (tcsetattr(read_cmd_fd, TCSANOW, &tnew) == -1
|
|
|
2752 && errno == EINTR && n > 0)
|
|
|
2753 --n;
|
|
|
2754 }
|
|
|
2755 # else
|
|
|
2756 ioctl(read_cmd_fd, TCSETA, &tnew);
|
|
|
2757 # endif
|
|
|
2758
|
|
|
2759 #else
|
|
|
2760
|
|
|
2761 /*
|
|
|
2762 * for "old" tty systems
|
|
|
2763 */
|
|
|
2764 # ifndef TIOCSETN
|
|
|
2765 # define TIOCSETN TIOCSETP /* for hpux 9.0 */
|
|
|
2766 # endif
|
|
|
2767 static struct sgttyb ttybold;
|
|
|
2768 struct sgttyb ttybnew;
|
|
|
2769
|
|
|
2770 if (first)
|
|
|
2771 {
|
|
|
2772 first = FALSE;
|
|
|
2773 ioctl(read_cmd_fd, TIOCGETP, &ttybold);
|
|
|
2774 }
|
|
|
2775
|
|
|
2776 ttybnew = ttybold;
|
|
|
2777 if (tmode == TMODE_RAW)
|
|
|
2778 {
|
|
|
2779 ttybnew.sg_flags &= ~(CRMOD | ECHO);
|
|
|
2780 ttybnew.sg_flags |= RAW;
|
|
|
2781 }
|
|
|
2782 else if (tmode == TMODE_SLEEP)
|
|
|
2783 ttybnew.sg_flags &= ~(ECHO);
|
|
|
2784 ioctl(read_cmd_fd, TIOCSETN, &ttybnew);
|
|
|
2785 #endif
|
|
|
2786 curr_tmode = tmode;
|
|
|
2787 }
|
|
|
2788
|
|
|
2789 /*
|
|
|
2790 * Try to get the code for "t_kb" from the stty setting
|
|
|
2791 *
|
|
|
2792 * Even if termcap claims a backspace key, the user's setting *should*
|
|
|
2793 * prevail. stty knows more about reality than termcap does, and if
|
|
|
2794 * somebody's usual erase key is DEL (which, for most BSD users, it will
|
|
|
2795 * be), they're going to get really annoyed if their erase key starts
|
|
|
2796 * doing forward deletes for no reason. (Eric Fischer)
|
|
|
2797 */
|
|
|
2798 void
|
|
|
2799 get_stty()
|
|
|
2800 {
|
|
|
2801 char_u buf[2];
|
|
|
2802 char_u *p;
|
|
|
2803
|
|
|
2804 /* Why is NeXT excluded here (and not in os_unixx.h)? */
|
|
|
2805 #if defined(ECHOE) && defined(ICANON) && (defined(HAVE_TERMIO_H) || defined(HAVE_TERMIOS_H)) && !defined(__NeXT__)
|
|
|
2806 /* for "new" tty systems */
|
|
|
2807 # ifdef HAVE_TERMIOS_H
|
|
|
2808 struct termios keys;
|
|
|
2809 # else
|
|
|
2810 struct termio keys;
|
|
|
2811 # endif
|
|
|
2812
|
|
|
2813 # if defined(HAVE_TERMIOS_H)
|
|
|
2814 if (tcgetattr(read_cmd_fd, &keys) != -1)
|
|
|
2815 # else
|
|
|
2816 if (ioctl(read_cmd_fd, TCGETA, &keys) != -1)
|
|
|
2817 # endif
|
|
|
2818 {
|
|
|
2819 buf[0] = keys.c_cc[VERASE];
|
|
|
2820 intr_char = keys.c_cc[VINTR];
|
|
|
2821 #else
|
|
|
2822 /* for "old" tty systems */
|
|
|
2823 struct sgttyb keys;
|
|
|
2824
|
|
|
2825 if (ioctl(read_cmd_fd, TIOCGETP, &keys) != -1)
|
|
|
2826 {
|
|
|
2827 buf[0] = keys.sg_erase;
|
|
|
2828 intr_char = keys.sg_kill;
|
|
|
2829 #endif
|
|
|
2830 buf[1] = NUL;
|
|
|
2831 add_termcode((char_u *)"kb", buf, FALSE);
|
|
|
2832
|
|
|
2833 /*
|
|
|
2834 * If <BS> and <DEL> are now the same, redefine <DEL>.
|
|
|
2835 */
|
|
|
2836 p = find_termcode((char_u *)"kD");
|
|
|
2837 if (p != NULL && p[0] == buf[0] && p[1] == buf[1])
|
|
|
2838 do_fixdel(NULL);
|
|
|
2839 }
|
|
|
2840 #if 0
|
|
|
2841 } /* to keep cindent happy */
|
|
|
2842 #endif
|
|
|
2843 }
|
|
|
2844
|
|
|
2845 #endif /* VMS */
|
|
|
2846
|
|
|
2847 #if defined(FEAT_MOUSE_TTY) || defined(PROTO)
|
|
|
2848 /*
|
|
|
2849 * Set mouse clicks on or off.
|
|
|
2850 */
|
|
|
2851 void
|
|
|
2852 mch_setmouse(on)
|
|
|
2853 int on;
|
|
|
2854 {
|
|
|
2855 static int ison = FALSE;
|
|
|
2856 int xterm_mouse_vers;
|
|
|
2857
|
|
|
2858 if (on == ison) /* return quickly if nothing to do */
|
|
|
2859 return;
|
|
|
2860
|
|
|
2861 xterm_mouse_vers = use_xterm_mouse();
|
|
|
2862 if (xterm_mouse_vers > 0)
|
|
|
2863 {
|
|
|
2864 if (on) /* enable mouse events, use mouse tracking if available */
|
|
|
2865 out_str_nf((char_u *)
|
|
|
2866 (xterm_mouse_vers > 1
|
|
|
2867 ? IF_EB("\033[?1002h", ESC_STR "[?1002h")
|
|
|
2868 : IF_EB("\033[?1000h", ESC_STR "[?1000h")));
|
|
|
2869 else /* disable mouse events, could probably always send the same */
|
|
|
2870 out_str_nf((char_u *)
|
|
|
2871 (xterm_mouse_vers > 1
|
|
|
2872 ? IF_EB("\033[?1002l", ESC_STR "[?1002l")
|
|
|
2873 : IF_EB("\033[?1000l", ESC_STR "[?1000l")));
|
|
|
2874 ison = on;
|
|
|
2875 }
|
|
|
2876
|
|
|
2877 # ifdef FEAT_MOUSE_DEC
|
|
|
2878 else if (ttym_flags == TTYM_DEC)
|
|
|
2879 {
|
|
|
2880 if (on) /* enable mouse events */
|
|
|
2881 out_str_nf((char_u *)"\033[1;2'z\033[1;3'{");
|
|
|
2882 else /* disable mouse events */
|
|
|
2883 out_str_nf((char_u *)"\033['z");
|
|
|
2884 ison = on;
|
|
|
2885 }
|
|
|
2886 # endif
|
|
|
2887
|
|
|
2888 # ifdef FEAT_MOUSE_GPM
|
|
|
2889 else
|
|
|
2890 {
|
|
|
2891 if (on)
|
|
|
2892 {
|
|
|
2893 if (gpm_open())
|
|
|
2894 ison = TRUE;
|
|
|
2895 }
|
|
|
2896 else
|
|
|
2897 {
|
|
|
2898 gpm_close();
|
|
|
2899 ison = FALSE;
|
|
|
2900 }
|
|
|
2901 }
|
|
|
2902 # endif
|
|
|
2903
|
|
|
2904 # ifdef FEAT_MOUSE_JSB
|
|
|
2905 else
|
|
|
2906 {
|
|
|
2907 if (on)
|
|
|
2908 {
|
|
|
2909 /* D - Enable Mouse up/down messages
|
|
|
2910 * L - Enable Left Button Reporting
|
|
|
2911 * M - Enable Middle Button Reporting
|
|
|
2912 * R - Enable Right Button Reporting
|
|
|
2913 * K - Enable SHIFT and CTRL key Reporting
|
|
|
2914 * + - Enable Advanced messaging of mouse moves and up/down messages
|
|
|
2915 * Q - Quiet No Ack
|
|
|
2916 * # - Numeric value of mouse pointer required
|
|
|
2917 * 0 = Multiview 2000 cursor, used as standard
|
|
|
2918 * 1 = Windows Arrow
|
|
|
2919 * 2 = Windows I Beam
|
|
|
2920 * 3 = Windows Hour Glass
|
|
|
2921 * 4 = Windows Cross Hair
|
|
|
2922 * 5 = Windows UP Arrow
|
|
|
2923 */
|
|
|
2924 #ifdef JSBTERM_MOUSE_NONADVANCED /* Disables full feedback of pointer movements */
|
|
|
2925 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK1Q\033\\",
|
|
|
2926 ESC_STR "[0~ZwLMRK1Q" ESC_STR "\\"));
|
|
|
2927 #else
|
|
|
2928 out_str_nf((char_u *)IF_EB("\033[0~ZwLMRK+1Q\033\\",
|
|
|
2929 ESC_STR "[0~ZwLMRK+1Q" ESC_STR "\\"));
|
|
|
2930 #endif
|
|
|
2931 ison = TRUE;
|
|
|
2932 }
|
|
|
2933 else
|
|
|
2934 {
|
|
|
2935 out_str_nf((char_u *)IF_EB("\033[0~ZwQ\033\\",
|
|
|
2936 ESC_STR "[0~ZwQ" ESC_STR "\\"));
|
|
|
2937 ison = FALSE;
|
|
|
2938 }
|
|
|
2939 }
|
|
|
2940 # endif
|
|
|
2941 # ifdef FEAT_MOUSE_PTERM
|
|
|
2942 else
|
|
|
2943 {
|
|
|
2944 /* 1 = button press, 6 = release, 7 = drag, 1h...9l = right button */
|
|
|
2945 if (on)
|
|
|
2946 out_str_nf("\033[>1h\033[>6h\033[>7h\033[>1h\033[>9l");
|
|
|
2947 else
|
|
|
2948 out_str_nf("\033[>1l\033[>6l\033[>7l\033[>1l\033[>9h");
|
|
|
2949 ison = on;
|
|
|
2950 }
|
|
|
2951 # endif
|
|
|
2952 }
|
|
|
2953
|
|
|
2954 /*
|
|
|
2955 * Set the mouse termcode, depending on the 'term' and 'ttymouse' options.
|
|
|
2956 */
|
|
|
2957 void
|
|
|
2958 check_mouse_termcode()
|
|
|
2959 {
|
|
|
2960 # ifdef FEAT_MOUSE_XTERM
|
|
|
2961 if (use_xterm_mouse()
|
|
|
2962 # ifdef FEAT_GUI
|
|
|
2963 && !gui.in_use
|
|
|
2964 # endif
|
|
|
2965 )
|
|
|
2966 {
|
|
|
2967 set_mouse_termcode(KS_MOUSE, (char_u *)(term_is_8bit(T_NAME)
|
|
|
2968 ? IF_EB("\233M", CSI_STR "M") : IF_EB("\033[M", ESC_STR "[M")));
|
|
|
2969 if (*p_mouse != NUL)
|
|
|
2970 {
|
|
|
2971 /* force mouse off and maybe on to send possibly new mouse
|
|
|
2972 * activation sequence to the xterm, with(out) drag tracing. */
|
|
|
2973 mch_setmouse(FALSE);
|
|
|
2974 setmouse();
|
|
|
2975 }
|
|
|
2976 }
|
|
|
2977 else
|
|
|
2978 del_mouse_termcode(KS_MOUSE);
|
|
|
2979 # endif
|
|
|
2980
|
|
|
2981 # ifdef FEAT_MOUSE_GPM
|
|
|
2982 if (!use_xterm_mouse()
|
|
|
2983 # ifdef FEAT_GUI
|
|
|
2984 && !gui.in_use
|
|
|
2985 # endif
|
|
|
2986 )
|
|
|
2987 set_mouse_termcode(KS_MOUSE, (char_u *)IF_EB("\033MG", ESC_STR "MG"));
|
|
|
2988 # endif
|
|
|
2989
|
|
|
2990 # ifdef FEAT_MOUSE_JSB
|
|
|
2991 /* conflicts with xterm mouse: "\033[" and "\033[M" ??? */
|
|
|
2992 if (!use_xterm_mouse()
|
|
|
2993 # ifdef FEAT_GUI
|
|
|
2994 && !gui.in_use
|
|
|
2995 # endif
|
|
|
2996 )
|
|
|
2997 set_mouse_termcode(KS_JSBTERM_MOUSE,
|
|
|
2998 (char_u *)IF_EB("\033[0~zw", ESC_STR "[0~zw"));
|
|
|
2999 else
|
|
|
3000 del_mouse_termcode(KS_JSBTERM_MOUSE);
|
|
|
3001 # endif
|
|
|
3002
|
|
|
3003 # ifdef FEAT_MOUSE_NET
|
|
|
3004 /* There is no conflict, but one may type ESC } from Insert mode. Don't
|
|
|
3005 * define it in the GUI or when using an xterm. */
|
|
|
3006 if (!use_xterm_mouse()
|
|
|
3007 # ifdef FEAT_GUI
|
|
|
3008 && !gui.in_use
|
|
|
3009 # endif
|
|
|
3010 )
|
|
|
3011 set_mouse_termcode(KS_NETTERM_MOUSE,
|
|
|
3012 (char_u *)IF_EB("\033}", ESC_STR "}"));
|
|
|
3013 else
|
|
|
3014 del_mouse_termcode(KS_NETTERM_MOUSE);
|
|
|
3015 # endif
|
|
|
3016
|
|
|
3017 # ifdef FEAT_MOUSE_DEC
|
|
|
3018 /* conflicts with xterm mouse: "\033[" and "\033[M" */
|
|
|
3019 if (!use_xterm_mouse()
|
|
|
3020 # ifdef FEAT_GUI
|
|
|
3021 && !gui.in_use
|
|
|
3022 # endif
|
|
|
3023 )
|
|
|
3024 set_mouse_termcode(KS_DEC_MOUSE,
|
|
|
3025 (char_u *)IF_EB("\033[", ESC_STR "["));
|
|
|
3026 else
|
|
|
3027 del_mouse_termcode(KS_DEC_MOUSE);
|
|
|
3028 # endif
|
|
|
3029 # ifdef FEAT_MOUSE_PTERM
|
|
|
3030 /* same as the dec mouse */
|
|
|
3031 if (!use_xterm_mouse()
|
|
|
3032 # ifdef FEAT_GUI
|
|
|
3033 && !gui.in_use
|
|
|
3034 # endif
|
|
|
3035 )
|
|
|
3036 set_mouse_termcode(KS_PTERM_MOUSE,
|
|
|
3037 (char_u *) IF_EB("\033[", ESC_STR "["));
|
|
|
3038 else
|
|
|
3039 del_mouse_termcode(KS_PTERM_MOUSE);
|
|
|
3040 # endif
|
|
|
3041 }
|
|
|
3042 #endif
|
|
|
3043
|
|
|
3044 /*
|
|
|
3045 * set screen mode, always fails.
|
|
|
3046 */
|
|
|
3047 /* ARGSUSED */
|
|
|
3048 int
|
|
|
3049 mch_screenmode(arg)
|
|
|
3050 char_u *arg;
|
|
|
3051 {
|
|
|
3052 EMSG(_(e_screenmode));
|
|
|
3053 return FAIL;
|
|
|
3054 }
|
|
|
3055
|
|
|
3056 #ifndef VMS
|
|
|
3057
|
|
|
3058 /*
|
|
|
3059 * Try to get the current window size:
|
|
|
3060 * 1. with an ioctl(), most accurate method
|
|
|
3061 * 2. from the environment variables LINES and COLUMNS
|
|
|
3062 * 3. from the termcap
|
|
|
3063 * 4. keep using the old values
|
|
|
3064 * Return OK when size could be determined, FAIL otherwise.
|
|
|
3065 */
|
|
|
3066 int
|
|
|
3067 mch_get_shellsize()
|
|
|
3068 {
|
|
|
3069 long rows = 0;
|
|
|
3070 long columns = 0;
|
|
|
3071 char_u *p;
|
|
|
3072
|
|
|
3073 /*
|
|
|
3074 * For OS/2 use _scrsize().
|
|
|
3075 */
|
|
|
3076 # ifdef __EMX__
|
|
|
3077 {
|
|
|
3078 int s[2];
|
|
|
3079
|
|
|
3080 _scrsize(s);
|
|
|
3081 columns = s[0];
|
|
|
3082 rows = s[1];
|
|
|
3083 }
|
|
|
3084 # endif
|
|
|
3085
|
|
|
3086 /*
|
|
|
3087 * 1. try using an ioctl. It is the most accurate method.
|
|
|
3088 *
|
|
|
3089 * Try using TIOCGWINSZ first, some systems that have it also define
|
|
|
3090 * TIOCGSIZE but don't have a struct ttysize.
|
|
|
3091 */
|
|
|
3092 # ifdef TIOCGWINSZ
|
|
|
3093 {
|
|
|
3094 struct winsize ws;
|
|
|
3095 int fd = 1;
|
|
|
3096
|
|
|
3097 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
|
3098 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
|
3099 fd = read_cmd_fd;
|
|
|
3100 if (ioctl(fd, TIOCGWINSZ, &ws) == 0)
|
|
|
3101 {
|
|
|
3102 columns = ws.ws_col;
|
|
|
3103 rows = ws.ws_row;
|
|
|
3104 }
|
|
|
3105 }
|
|
|
3106 # else /* TIOCGWINSZ */
|
|
|
3107 # ifdef TIOCGSIZE
|
|
|
3108 {
|
|
|
3109 struct ttysize ts;
|
|
|
3110 int fd = 1;
|
|
|
3111
|
|
|
3112 /* When stdout is not a tty, use stdin for the ioctl(). */
|
|
|
3113 if (!isatty(fd) && isatty(read_cmd_fd))
|
|
|
3114 fd = read_cmd_fd;
|
|
|
3115 if (ioctl(fd, TIOCGSIZE, &ts) == 0)
|
|
|
3116 {
|
|
|
3117 columns = ts.ts_cols;
|
|
|
3118 rows = ts.ts_lines;
|
|
|
3119 }
|
|
|
3120 }
|
|
|
3121 # endif /* TIOCGSIZE */
|
|
|
3122 # endif /* TIOCGWINSZ */
|
|
|
3123
|
|
|
3124 /*
|
|
|
3125 * 2. get size from environment
|
|
|
3126 */
|
|
|
3127 if (columns == 0 || rows == 0)
|
|
|
3128 {
|
|
|
3129 if ((p = (char_u *)getenv("LINES")))
|
|
|
3130 rows = atoi((char *)p);
|
|
|
3131 if ((p = (char_u *)getenv("COLUMNS")))
|
|
|
3132 columns = atoi((char *)p);
|
|
|
3133 }
|
|
|
3134
|
|
|
3135 #ifdef HAVE_TGETENT
|
|
|
3136 /*
|
|
|
3137 * 3. try reading "co" and "li" entries from termcap
|
|
|
3138 */
|
|
|
3139 if (columns == 0 || rows == 0)
|
|
|
3140 getlinecol(&columns, &rows);
|
|
|
3141 #endif
|
|
|
3142
|
|
|
3143 /*
|
|
|
3144 * 4. If everything fails, use the old values
|
|
|
3145 */
|
|
|
3146 if (columns <= 0 || rows <= 0)
|
|
|
3147 return FAIL;
|
|
|
3148
|
|
|
3149 Rows = rows;
|
|
|
3150 Columns = columns;
|
|
|
3151 return OK;
|
|
|
3152 }
|
|
|
3153
|
|
|
3154 /*
|
|
|
3155 * Try to set the window size to Rows and Columns.
|
|
|
3156 */
|
|
|
3157 void
|
|
|
3158 mch_set_shellsize()
|
|
|
3159 {
|
|
|
3160 if (*T_CWS)
|
|
|
3161 {
|
|
|
3162 /*
|
|
|
3163 * NOTE: if you get an error here that term_set_winsize() is
|
|
|
3164 * undefined, check the output of configure. It could probably not
|
|
|
3165 * find a ncurses, termcap or termlib library.
|
|
|
3166 */
|
|
|
3167 term_set_winsize((int)Rows, (int)Columns);
|
|
|
3168 out_flush();
|
|
|
3169 screen_start(); /* don't know where cursor is now */
|
|
|
3170 }
|
|
|
3171 }
|
|
|
3172
|
|
|
3173 #endif /* VMS */
|
|
|
3174
|
|
|
3175 /*
|
|
|
3176 * Rows and/or Columns has changed.
|
|
|
3177 */
|
|
|
3178 void
|
|
|
3179 mch_new_shellsize()
|
|
|
3180 {
|
|
|
3181 /* Nothing to do. */
|
|
|
3182 }
|
|
|
3183
|
|
|
3184 int
|
|
|
3185 mch_call_shell(cmd, options)
|
|
|
3186 char_u *cmd;
|
|
|
3187 int options; /* SHELL_*, see vim.h */
|
|
|
3188 {
|
|
|
3189 #ifdef VMS
|
|
|
3190 char *ifn = NULL;
|
|
|
3191 char *ofn = NULL;
|
|
|
3192 #endif
|
|
|
3193 int tmode = cur_tmode;
|
|
|
3194 #ifdef USE_SYSTEM /* use system() to start the shell: simple but slow */
|
|
|
3195 int x;
|
|
|
3196 # ifndef __EMX__
|
|
|
3197 char_u *newcmd; /* only needed for unix */
|
|
|
3198 # else
|
|
|
3199 /*
|
|
|
3200 * Set the preferred shell in the EMXSHELL environment variable (but
|
|
|
3201 * only if it is different from what is already in the environment).
|
|
|
3202 * Emx then takes care of whether to use "/c" or "-c" in an
|
|
|
3203 * intelligent way. Simply pass the whole thing to emx's system() call.
|
|
|
3204 * Emx also starts an interactive shell if system() is passed an empty
|
|
|
3205 * string.
|
|
|
3206 */
|
|
|
3207 char_u *p, *old;
|
|
|
3208
|
|
|
3209 if (((old = (char_u *)getenv("EMXSHELL")) == NULL) || STRCMP(old, p_sh))
|
|
|
3210 {
|
|
|
3211 /* should check HAVE_SETENV, but I know we don't have it. */
|
|
|
3212 p = alloc(10 + strlen(p_sh));
|
|
|
3213 if (p)
|
|
|
3214 {
|
|
|
3215 sprintf((char *)p, "EMXSHELL=%s", p_sh);
|
|
|
3216 putenv((char *)p); /* don't free the pointer! */
|
|
|
3217 }
|
|
|
3218 }
|
|
|
3219 # endif
|
|
|
3220
|
|
|
3221 out_flush();
|
|
|
3222
|
|
|
3223 if (options & SHELL_COOKED)
|
|
|
3224 settmode(TMODE_COOK); /* set to normal mode */
|
|
|
3225
|
|
|
3226 # ifdef __EMX__
|
|
|
3227 if (cmd == NULL)
|
|
|
3228 x = system(""); /* this starts an interactive shell in emx */
|
|
|
3229 else
|
|
|
3230 x = system((char *)cmd);
|
|
|
3231 /* system() returns -1 when error occurs in starting shell */
|
|
|
3232 if (x == -1 && !emsg_silent)
|
|
|
3233 {
|
|
|
3234 MSG_PUTS(_("\nCannot execute shell "));
|
|
|
3235 msg_outtrans(p_sh);
|
|
|
3236 msg_putchar('\n');
|
|
|
3237 }
|
|
|
3238 # else /* not __EMX__ */
|
|
|
3239 if (cmd == NULL)
|
|
|
3240 x = system((char *)p_sh);
|
|
|
3241 else
|
|
|
3242 {
|
|
|
3243 # ifdef VMS
|
|
|
3244 if (ofn = strchr((char *)cmd, '>'))
|
|
|
3245 *ofn++ = '\0';
|
|
|
3246 if (ifn = strchr((char *)cmd, '<'))
|
|
|
3247 {
|
|
|
3248 char *p;
|
|
|
3249
|
|
|
3250 *ifn++ = '\0';
|
|
|
3251 p = strchr(ifn,' '); /* chop off any trailing spaces */
|
|
|
3252 if (p)
|
|
|
3253 *p = '\0';
|
|
|
3254 }
|
|
|
3255 if (ofn)
|
|
|
3256 x = vms_sys((char *)cmd, ofn, ifn);
|
|
|
3257 else
|
|
|
3258 x = system((char *)cmd);
|
|
|
3259 # else
|
|
|
3260 newcmd = lalloc(STRLEN(p_sh)
|
|
|
3261 + (extra_shell_arg == NULL ? 0 : STRLEN(extra_shell_arg))
|
|
|
3262 + STRLEN(p_shcf) + STRLEN(cmd) + 4, TRUE);
|
|
|
3263 if (newcmd == NULL)
|
|
|
3264 x = 0;
|
|
|
3265 else
|
|
|
3266 {
|
|
|
3267 sprintf((char *)newcmd, "%s %s %s %s", p_sh,
|
|
|
3268 extra_shell_arg == NULL ? "" : (char *)extra_shell_arg,
|
|
|
3269 (char *)p_shcf,
|
|
|
3270 (char *)cmd);
|
|
|
3271 x = system((char *)newcmd);
|
|
|
3272 vim_free(newcmd);
|
|
|
3273 }
|
|
|
3274 # endif
|
|
|
3275 }
|
|
|
3276 # ifdef VMS
|
|
|
3277 x = vms_sys_status(x);
|
|
|
3278 # endif
|
|
|
3279 if (emsg_silent)
|
|
|
3280 ;
|
|
|
3281 else if (x == 127)
|
|
|
3282 MSG_PUTS(_("\nCannot execute shell sh\n"));
|
|
|
3283 # endif /* __EMX__ */
|
|
|
3284 else if (x && !(options & SHELL_SILENT))
|
|
|
3285 {
|
|
|
3286 MSG_PUTS(_("\nshell returned "));
|
|
|
3287 msg_outnum((long)x);
|
|
|
3288 msg_putchar('\n');
|
|
|
3289 }
|
|
|
3290
|
|
|
3291 if (tmode == TMODE_RAW)
|
|
|
3292 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
3293 # ifdef FEAT_TITLE
|
|
|
3294 resettitle();
|
|
|
3295 # endif
|
|
|
3296 return x;
|
|
|
3297
|
|
|
3298 #else /* USE_SYSTEM */ /* don't use system(), use fork()/exec() */
|
|
|
3299
|
|
|
3300 #define EXEC_FAILED 122 /* Exit code when shell didn't execute. Don't use
|
|
|
3301 127, some shell use that already */
|
|
|
3302
|
|
|
3303 char_u *newcmd = NULL;
|
|
|
3304 pid_t pid;
|
|
|
3305 pid_t wait_pid = 0;
|
|
|
3306 # ifdef HAVE_UNION_WAIT
|
|
|
3307 union wait status;
|
|
|
3308 # else
|
|
|
3309 int status = -1;
|
|
|
3310 # endif
|
|
|
3311 int retval = -1;
|
|
|
3312 char **argv = NULL;
|
|
|
3313 int argc;
|
|
|
3314 int i;
|
|
|
3315 char_u *p;
|
|
|
3316 int inquote;
|
|
|
3317 # ifdef FEAT_GUI
|
|
|
3318 int pty_master_fd = -1; /* for pty's */
|
|
|
3319 int pty_slave_fd = -1;
|
|
|
3320 char *tty_name;
|
|
|
3321 int fd_toshell[2]; /* for pipes */
|
|
|
3322 int fd_fromshell[2];
|
|
|
3323 int pipe_error = FALSE;
|
|
|
3324 # ifdef HAVE_SETENV
|
|
|
3325 char envbuf[50];
|
|
|
3326 # else
|
|
|
3327 static char envbuf_Rows[20];
|
|
|
3328 static char envbuf_Columns[20];
|
|
|
3329 # endif
|
|
|
3330 # endif
|
|
|
3331 int did_settmode = FALSE; /* TRUE when settmode(TMODE_RAW) called */
|
|
|
3332
|
|
|
3333 out_flush();
|
|
|
3334 if (options & SHELL_COOKED)
|
|
|
3335 settmode(TMODE_COOK); /* set to normal mode */
|
|
|
3336
|
|
|
3337 /*
|
|
|
3338 * 1: find number of arguments
|
|
|
3339 * 2: separate them and built argv[]
|
|
|
3340 */
|
|
|
3341 newcmd = vim_strsave(p_sh);
|
|
|
3342 if (newcmd == NULL) /* out of memory */
|
|
|
3343 goto error;
|
|
|
3344 for (i = 0; i < 2; ++i)
|
|
|
3345 {
|
|
|
3346 p = newcmd;
|
|
|
3347 inquote = FALSE;
|
|
|
3348 argc = 0;
|
|
|
3349 for (;;)
|
|
|
3350 {
|
|
|
3351 if (i == 1)
|
|
|
3352 argv[argc] = (char *)p;
|
|
|
3353 ++argc;
|
|
|
3354 while (*p && (inquote || (*p != ' ' && *p != TAB)))
|
|
|
3355 {
|
|
|
3356 if (*p == '"')
|
|
|
3357 inquote = !inquote;
|
|
|
3358 ++p;
|
|
|
3359 }
|
|
|
3360 if (*p == NUL)
|
|
|
3361 break;
|
|
|
3362 if (i == 1)
|
|
|
3363 *p++ = NUL;
|
|
|
3364 p = skipwhite(p);
|
|
|
3365 }
|
|
|
3366 if (i == 0)
|
|
|
3367 {
|
|
|
3368 argv = (char **)alloc((unsigned)((argc + 4) * sizeof(char *)));
|
|
|
3369 if (argv == NULL) /* out of memory */
|
|
|
3370 goto error;
|
|
|
3371 }
|
|
|
3372 }
|
|
|
3373 if (cmd != NULL)
|
|
|
3374 {
|
|
|
3375 if (extra_shell_arg != NULL)
|
|
|
3376 argv[argc++] = (char *)extra_shell_arg;
|
|
|
3377 argv[argc++] = (char *)p_shcf;
|
|
|
3378 argv[argc++] = (char *)cmd;
|
|
|
3379 }
|
|
|
3380 argv[argc] = NULL;
|
|
|
3381
|
|
|
3382 # ifdef FEAT_GUI
|
|
|
3383 /*
|
|
|
3384 * For the GUI: Try using a pseudo-tty to get the stdin/stdout of the
|
|
|
3385 * executed command into the Vim window. Or use a pipe.
|
|
|
3386 */
|
|
|
3387 if (gui.in_use && show_shell_mess)
|
|
|
3388 {
|
|
|
3389 /*
|
|
|
3390 * Try to open a master pty.
|
|
|
3391 * If this works, open the slave pty.
|
|
|
3392 * If the slave can't be opened, close the master pty.
|
|
|
3393 */
|
|
|
3394 if (p_guipty)
|
|
|
3395 {
|
|
|
3396 pty_master_fd = OpenPTY(&tty_name); /* open pty */
|
|
|
3397 if (pty_master_fd >= 0 && ((pty_slave_fd =
|
|
|
3398 open(tty_name, O_RDWR | O_EXTRA, 0)) < 0))
|
|
|
3399 {
|
|
|
3400 close(pty_master_fd);
|
|
|
3401 pty_master_fd = -1;
|
|
|
3402 }
|
|
|
3403 }
|
|
|
3404 /*
|
|
|
3405 * If not opening a pty or it didn't work, try using pipes.
|
|
|
3406 */
|
|
|
3407 if (pty_master_fd < 0)
|
|
|
3408 {
|
|
|
3409 pipe_error = (pipe(fd_toshell) < 0);
|
|
|
3410 if (!pipe_error) /* pipe create OK */
|
|
|
3411 {
|
|
|
3412 pipe_error = (pipe(fd_fromshell) < 0);
|
|
|
3413 if (pipe_error) /* pipe create failed */
|
|
|
3414 {
|
|
|
3415 close(fd_toshell[0]);
|
|
|
3416 close(fd_toshell[1]);
|
|
|
3417 }
|
|
|
3418 }
|
|
|
3419 if (pipe_error)
|
|
|
3420 {
|
|
|
3421 MSG_PUTS(_("\nCannot create pipes\n"));
|
|
|
3422 out_flush();
|
|
|
3423 }
|
|
|
3424 }
|
|
|
3425 }
|
|
|
3426
|
|
|
3427 if (!pipe_error) /* pty or pipe opened or not used */
|
|
|
3428 # endif
|
|
|
3429
|
|
|
3430 {
|
|
|
3431 # ifdef __BEOS__
|
|
|
3432 beos_cleanup_read_thread();
|
|
|
3433 # endif
|
|
|
3434 if ((pid = fork()) == -1) /* maybe we should use vfork() */
|
|
|
3435 {
|
|
|
3436 MSG_PUTS(_("\nCannot fork\n"));
|
|
|
3437 # ifdef FEAT_GUI
|
|
|
3438 if (gui.in_use && show_shell_mess)
|
|
|
3439 {
|
|
|
3440 if (pty_master_fd >= 0) /* close the pseudo tty */
|
|
|
3441 {
|
|
|
3442 close(pty_master_fd);
|
|
|
3443 close(pty_slave_fd);
|
|
|
3444 }
|
|
|
3445 else /* close the pipes */
|
|
|
3446 {
|
|
|
3447 close(fd_toshell[0]);
|
|
|
3448 close(fd_toshell[1]);
|
|
|
3449 close(fd_fromshell[0]);
|
|
|
3450 close(fd_fromshell[1]);
|
|
|
3451 }
|
|
|
3452 }
|
|
|
3453 # endif
|
|
|
3454 }
|
|
|
3455 else if (pid == 0) /* child */
|
|
|
3456 {
|
|
|
3457 reset_signals(); /* handle signals normally */
|
|
|
3458
|
|
|
3459 if (!show_shell_mess || (options & SHELL_EXPAND))
|
|
|
3460 {
|
|
|
3461 int fd;
|
|
|
3462
|
|
|
3463 /*
|
|
|
3464 * Don't want to show any message from the shell. Can't just
|
|
|
3465 * close stdout and stderr though, because some systems will
|
|
|
3466 * break if you try to write to them after that, so we must
|
|
|
3467 * use dup() to replace them with something else -- webb
|
|
|
3468 * Connect stdin to /dev/null too, so ":n `cat`" doesn't hang,
|
|
|
3469 * waiting for input.
|
|
|
3470 */
|
|
|
3471 fd = open("/dev/null", O_RDWR | O_EXTRA, 0);
|
|
|
3472 fclose(stdin);
|
|
|
3473 fclose(stdout);
|
|
|
3474 fclose(stderr);
|
|
|
3475
|
|
|
3476 /*
|
|
|
3477 * If any of these open()'s and dup()'s fail, we just continue
|
|
|
3478 * anyway. It's not fatal, and on most systems it will make
|
|
|
3479 * no difference at all. On a few it will cause the execvp()
|
|
|
3480 * to exit with a non-zero status even when the completion
|
|
|
3481 * could be done, which is nothing too serious. If the open()
|
|
|
3482 * or dup() failed we'd just do the same thing ourselves
|
|
|
3483 * anyway -- webb
|
|
|
3484 */
|
|
|
3485 if (fd >= 0)
|
|
|
3486 {
|
|
|
3487 dup(fd); /* To replace stdin (file descriptor 0) */
|
|
|
3488 dup(fd); /* To replace stdout (file descriptor 1) */
|
|
|
3489 dup(fd); /* To replace stderr (file descriptor 2) */
|
|
|
3490
|
|
|
3491 /* Don't need this now that we've duplicated it */
|
|
|
3492 close(fd);
|
|
|
3493 }
|
|
|
3494 }
|
|
|
3495 # ifdef FEAT_GUI
|
|
|
3496 else if (gui.in_use)
|
|
|
3497 {
|
|
|
3498
|
|
|
3499 # ifdef HAVE_SETSID
|
|
|
3500 (void)setsid();
|
|
|
3501 # endif
|
|
|
3502 /* push stream discipline modules */
|
|
|
3503 if (options & SHELL_COOKED)
|
|
|
3504 SetupSlavePTY(pty_slave_fd);
|
|
|
3505 # ifdef TIOCSCTTY
|
|
|
3506 /* try to become controlling tty (probably doesn't work,
|
|
|
3507 * unless run by root) */
|
|
|
3508 ioctl(pty_slave_fd, TIOCSCTTY, (char *)NULL);
|
|
|
3509 # endif
|
|
|
3510 /* Simulate to have a dumb terminal (for now) */
|
|
|
3511 # ifdef HAVE_SETENV
|
|
|
3512 setenv("TERM", "dumb", 1);
|
|
|
3513 sprintf((char *)envbuf, "%ld", Rows);
|
|
|
3514 setenv("ROWS", (char *)envbuf, 1);
|
|
|
3515 sprintf((char *)envbuf, "%ld", Rows);
|
|
|
3516 setenv("LINES", (char *)envbuf, 1);
|
|
|
3517 sprintf((char *)envbuf, "%ld", Columns);
|
|
|
3518 setenv("COLUMNS", (char *)envbuf, 1);
|
|
|
3519 # else
|
|
|
3520 /*
|
|
|
3521 * Putenv does not copy the string, it has to remain valid.
|
|
|
3522 * Use a static array to avoid loosing allocated memory.
|
|
|
3523 */
|
|
|
3524 putenv("TERM=dumb");
|
|
|
3525 sprintf(envbuf_Rows, "ROWS=%ld", Rows);
|
|
|
3526 putenv(envbuf_Rows);
|
|
|
3527 sprintf(envbuf_Rows, "LINES=%ld", Rows);
|
|
|
3528 putenv(envbuf_Rows);
|
|
|
3529 sprintf(envbuf_Columns, "COLUMNS=%ld", Columns);
|
|
|
3530 putenv(envbuf_Columns);
|
|
|
3531 # endif
|
|
|
3532
|
|
|
3533 if (pty_master_fd >= 0)
|
|
|
3534 {
|
|
|
3535 close(pty_master_fd); /* close master side of pty */
|
|
|
3536
|
|
|
3537 /* set up stdin/stdout/stderr for the child */
|
|
|
3538 close(0);
|
|
|
3539 dup(pty_slave_fd);
|
|
|
3540 close(1);
|
|
|
3541 dup(pty_slave_fd);
|
|
|
3542 close(2);
|
|
|
3543 dup(pty_slave_fd);
|
|
|
3544
|
|
|
3545 close(pty_slave_fd); /* has been dupped, close it now */
|
|
|
3546 }
|
|
|
3547 else
|
|
|
3548 {
|
|
|
3549 /* set up stdin for the child */
|
|
|
3550 close(fd_toshell[1]);
|
|
|
3551 close(0);
|
|
|
3552 dup(fd_toshell[0]);
|
|
|
3553 close(fd_toshell[0]);
|
|
|
3554
|
|
|
3555 /* set up stdout for the child */
|
|
|
3556 close(fd_fromshell[0]);
|
|
|
3557 close(1);
|
|
|
3558 dup(fd_fromshell[1]);
|
|
|
3559 close(fd_fromshell[1]);
|
|
|
3560
|
|
|
3561 /* set up stderr for the child */
|
|
|
3562 close(2);
|
|
|
3563 dup(1);
|
|
|
3564 }
|
|
|
3565 }
|
|
|
3566 # endif /* FEAT_GUI */
|
|
|
3567 /*
|
|
|
3568 * There is no type cast for the argv, because the type may be
|
|
|
3569 * different on different machines. This may cause a warning
|
|
|
3570 * message with strict compilers, don't worry about it.
|
|
|
3571 * Call _exit() instead of exit() to avoid closing the connection
|
|
|
3572 * to the X server (esp. with GTK, which uses atexit()).
|
|
|
3573 */
|
|
|
3574 execvp(argv[0], argv);
|
|
|
3575 _exit(EXEC_FAILED); /* exec failed, return failure code */
|
|
|
3576 }
|
|
|
3577 else /* parent */
|
|
|
3578 {
|
|
|
3579 /*
|
|
|
3580 * While child is running, ignore terminating signals.
|
|
|
3581 */
|
|
|
3582 catch_signals(SIG_IGN, SIG_ERR);
|
|
|
3583
|
|
|
3584 # ifdef FEAT_GUI
|
|
|
3585
|
|
|
3586 /*
|
|
|
3587 * For the GUI we redirect stdin, stdout and stderr to our window.
|
|
|
3588 */
|
|
|
3589 if (gui.in_use && show_shell_mess)
|
|
|
3590 {
|
|
|
3591 # define BUFLEN 100 /* length for buffer, pseudo tty limit is 128 */
|
|
|
3592 char_u buffer[BUFLEN + 1];
|
|
|
3593 # ifdef FEAT_MBYTE
|
|
|
3594 int buffer_off = 0; /* valid bytes in buffer[] */
|
|
|
3595 # endif
|
|
|
3596 char_u ta_buf[BUFLEN + 1]; /* TypeAHead */
|
|
|
3597 int ta_len = 0; /* valid bytes in ta_buf[] */
|
|
|
3598 int len;
|
|
|
3599 int p_more_save;
|
|
|
3600 int old_State;
|
|
|
3601 int c;
|
|
|
3602 int toshell_fd;
|
|
|
3603 int fromshell_fd;
|
|
|
3604
|
|
|
3605 if (pty_master_fd >= 0)
|
|
|
3606 {
|
|
|
3607 close(pty_slave_fd); /* close slave side of pty */
|
|
|
3608 fromshell_fd = pty_master_fd;
|
|
|
3609 toshell_fd = dup(pty_master_fd);
|
|
|
3610 }
|
|
|
3611 else
|
|
|
3612 {
|
|
|
3613 close(fd_toshell[0]);
|
|
|
3614 close(fd_fromshell[1]);
|
|
|
3615 toshell_fd = fd_toshell[1];
|
|
|
3616 fromshell_fd = fd_fromshell[0];
|
|
|
3617 }
|
|
|
3618
|
|
|
3619 /*
|
|
|
3620 * Write to the child if there are typed characters.
|
|
|
3621 * Read from the child if there are characters available.
|
|
|
3622 * Repeat the reading a few times if more characters are
|
|
|
3623 * available. Need to check for typed keys now and then, but
|
|
|
3624 * not too often (delays when no chars are available).
|
|
|
3625 * This loop is quit if no characters can be read from the pty
|
|
|
3626 * (WaitForChar detected special condition), or there are no
|
|
|
3627 * characters available and the child has exited.
|
|
|
3628 * Only check if the child has exited when there is no more
|
|
|
3629 * output. The child may exit before all the output has
|
|
|
3630 * been printed.
|
|
|
3631 *
|
|
|
3632 * Currently this busy loops!
|
|
|
3633 * This can probably dead-lock when the write blocks!
|
|
|
3634 */
|
|
|
3635 p_more_save = p_more;
|
|
|
3636 p_more = FALSE;
|
|
|
3637 old_State = State;
|
|
|
3638 State = EXTERNCMD; /* don't redraw at window resize */
|
|
|
3639
|
|
|
3640 for (;;)
|
|
|
3641 {
|
|
|
3642 /*
|
|
|
3643 * Check if keys have been typed, write them to the child
|
|
|
3644 * if there are any. Don't do this if we are expanding
|
|
|
3645 * wild cards (would eat typeahead). Don't get extra
|
|
|
3646 * characters when we already have one.
|
|
|
3647 */
|
|
|
3648 len = 0;
|
|
|
3649 if (!(options & SHELL_EXPAND)
|
|
|
3650 && (ta_len > 0
|
|
|
3651 || (len = ui_inchar(ta_buf, BUFLEN, 10L,
|
|
|
3652 0)) > 0))
|
|
|
3653 {
|
|
|
3654 /*
|
|
|
3655 * For pipes:
|
|
|
3656 * Check for CTRL-C: send interrupt signal to child.
|
|
|
3657 * Check for CTRL-D: EOF, close pipe to child.
|
|
|
3658 */
|
|
|
3659 if (len == 1 && (pty_master_fd < 0 || cmd != NULL))
|
|
|
3660 {
|
|
|
3661 # ifdef SIGINT
|
|
|
3662 /*
|
|
|
3663 * Send SIGINT to the child's group or all
|
|
|
3664 * processes in our group.
|
|
|
3665 */
|
|
|
3666 if (ta_buf[ta_len] == Ctrl_C
|
|
|
3667 || ta_buf[ta_len] == intr_char)
|
|
|
3668 # ifdef HAVE_SETSID
|
|
|
3669 kill(-pid, SIGINT);
|
|
|
3670 # else
|
|
|
3671 kill(0, SIGINT);
|
|
|
3672 # endif
|
|
|
3673 # endif
|
|
|
3674 if (pty_master_fd < 0 && toshell_fd >= 0
|
|
|
3675 && ta_buf[ta_len] == Ctrl_D)
|
|
|
3676 {
|
|
|
3677 close(toshell_fd);
|
|
|
3678 toshell_fd = -1;
|
|
|
3679 }
|
|
|
3680 }
|
|
|
3681
|
|
|
3682 /* replace K_BS by <BS> and K_DEL by <DEL> */
|
|
|
3683 for (i = ta_len; i < ta_len + len; ++i)
|
|
|
3684 {
|
|
|
3685 if (ta_buf[i] == CSI && len - i > 2)
|
|
|
3686 {
|
|
|
3687 c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]);
|
|
|
3688 if (c == K_DEL || c == K_KDEL || c == K_BS)
|
|
|
3689 {
|
|
|
3690 mch_memmove(ta_buf + i + 1, ta_buf + i + 3,
|
|
|
3691 (size_t)(len - i - 2));
|
|
|
3692 if (c == K_DEL || c == K_KDEL)
|
|
|
3693 ta_buf[i] = DEL;
|
|
|
3694 else
|
|
|
3695 ta_buf[i] = Ctrl_H;
|
|
|
3696 len -= 2;
|
|
|
3697 }
|
|
|
3698 }
|
|
|
3699 else if (ta_buf[i] == '\r')
|
|
|
3700 ta_buf[i] = '\n';
|
|
|
3701 # ifdef FEAT_MBYTE
|
|
|
3702 if (has_mbyte)
|
|
|
3703 i += (*mb_ptr2len_check)(ta_buf + i) - 1;
|
|
|
3704 # endif
|
|
|
3705 }
|
|
|
3706
|
|
|
3707 /*
|
|
|
3708 * For pipes: echo the typed characters.
|
|
|
3709 * For a pty this does not seem to work.
|
|
|
3710 */
|
|
|
3711 if (pty_master_fd < 0)
|
|
|
3712 {
|
|
|
3713 for (i = ta_len; i < ta_len + len; ++i)
|
|
|
3714 {
|
|
|
3715 if (ta_buf[i] == '\n' || ta_buf[i] == '\b')
|
|
|
3716 msg_putchar(ta_buf[i]);
|
|
|
3717 # ifdef FEAT_MBYTE
|
|
|
3718 else if (has_mbyte)
|
|
|
3719 {
|
|
|
3720 int l = (*mb_ptr2len_check)(ta_buf + i);
|
|
|
3721
|
|
|
3722 msg_outtrans_len(ta_buf + i, l);
|
|
|
3723 i += l - 1;
|
|
|
3724 }
|
|
|
3725 # endif
|
|
|
3726 else
|
|
|
3727 msg_outtrans_len(ta_buf + i, 1);
|
|
|
3728 }
|
|
|
3729 windgoto(msg_row, msg_col);
|
|
|
3730 out_flush();
|
|
|
3731 }
|
|
|
3732
|
|
|
3733 ta_len += len;
|
|
|
3734
|
|
|
3735 /*
|
|
|
3736 * Write the characters to the child, unless EOF has
|
|
|
3737 * been typed for pipes. Write one character at a
|
|
|
3738 * time, to avoid loosing too much typeahead.
|
|
|
3739 */
|
|
|
3740 if (toshell_fd >= 0)
|
|
|
3741 {
|
|
|
3742 len = write(toshell_fd, (char *)ta_buf, (size_t)1);
|
|
|
3743 if (len > 0)
|
|
|
3744 {
|
|
|
3745 ta_len -= len;
|
|
|
3746 mch_memmove(ta_buf, ta_buf + len, ta_len);
|
|
|
3747 }
|
|
|
3748 }
|
|
|
3749 }
|
|
|
3750
|
|
|
3751 /*
|
|
|
3752 * Check if the child has any characters to be printed.
|
|
|
3753 * Read them and write them to our window. Repeat this as
|
|
|
3754 * long as there is something to do, avoid the 10ms wait
|
|
|
3755 * for mch_inchar(), or sending typeahead characters to
|
|
|
3756 * the external process.
|
|
|
3757 * TODO: This should handle escape sequences, compatible
|
|
|
3758 * to some terminal (vt52?).
|
|
|
3759 */
|
|
|
3760 while (RealWaitForChar(fromshell_fd, 10L, NULL))
|
|
|
3761 {
|
|
|
3762 len = read(fromshell_fd, (char *)buffer
|
|
|
3763 # ifdef FEAT_MBYTE
|
|
|
3764 + buffer_off, (size_t)(BUFLEN - buffer_off)
|
|
|
3765 # else
|
|
|
3766 , (size_t)BUFLEN
|
|
|
3767 # endif
|
|
|
3768 );
|
|
|
3769 if (len <= 0) /* end of file or error */
|
|
|
3770 goto finished;
|
|
|
3771 # ifdef FEAT_MBYTE
|
|
|
3772 len += buffer_off;
|
|
|
3773 buffer[len] = NUL;
|
|
|
3774 if (has_mbyte)
|
|
|
3775 {
|
|
|
3776 int l;
|
|
|
3777
|
|
|
3778 /* Check if the last character in buffer[] is
|
|
|
3779 * incomplete, keep these bytes for the next
|
|
|
3780 * round. */
|
|
|
3781 for (p = buffer; p < buffer + len; p += l)
|
|
|
3782 {
|
|
|
3783 if (enc_utf8) /* exclude composing chars */
|
|
|
3784 l = utf_ptr2len_check(p);
|
|
|
3785 else
|
|
|
3786 l = (*mb_ptr2len_check)(p);
|
|
|
3787 if (l == 0)
|
|
|
3788 l = 1; /* NUL byte? */
|
|
|
3789 else if (MB_BYTE2LEN(*p) != l)
|
|
|
3790 break;
|
|
|
3791 }
|
|
|
3792 if (p == buffer) /* no complete character */
|
|
|
3793 {
|
|
|
3794 /* avoid getting stuck at an illegal byte */
|
|
|
3795 if (len >= 12)
|
|
|
3796 ++p;
|
|
|
3797 else
|
|
|
3798 {
|
|
|
3799 buffer_off = len;
|
|
|
3800 continue;
|
|
|
3801 }
|
|
|
3802 }
|
|
|
3803 c = *p;
|
|
|
3804 *p = NUL;
|
|
|
3805 msg_puts(buffer);
|
|
|
3806 if (p < buffer + len)
|
|
|
3807 {
|
|
|
3808 *p = c;
|
|
|
3809 buffer_off = (buffer + len) - p;
|
|
|
3810 mch_memmove(buffer, p, buffer_off);
|
|
|
3811 continue;
|
|
|
3812 }
|
|
|
3813 buffer_off = 0;
|
|
|
3814 }
|
|
|
3815 else
|
|
|
3816 # endif /* FEAT_MBYTE */
|
|
|
3817 {
|
|
|
3818 buffer[len] = NUL;
|
|
|
3819 msg_puts(buffer);
|
|
|
3820 }
|
|
|
3821
|
|
|
3822 windgoto(msg_row, msg_col);
|
|
|
3823 cursor_on();
|
|
|
3824 out_flush();
|
|
|
3825 if (got_int)
|
|
|
3826 break;
|
|
|
3827 }
|
|
|
3828
|
|
|
3829 /*
|
|
|
3830 * Check if the child still exists, before checking for
|
|
|
3831 * typed characters (otherwise we would loose typeahead).
|
|
|
3832 */
|
|
|
3833 # ifdef __NeXT__
|
|
|
3834 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *) 0);
|
|
|
3835 # else
|
|
|
3836 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
|
3837 # endif
|
|
|
3838 if ((wait_pid == (pid_t)-1 && errno == ECHILD)
|
|
|
3839 || (wait_pid == pid && WIFEXITED(status)))
|
|
|
3840 {
|
|
|
3841 wait_pid = pid;
|
|
|
3842 break;
|
|
|
3843 }
|
|
|
3844 wait_pid = 0;
|
|
|
3845 }
|
|
|
3846 finished:
|
|
|
3847 p_more = p_more_save;
|
|
|
3848
|
|
|
3849 # ifndef MACOS_X_UNIX /* TODO: Is it needed for MACOS_X ? */
|
|
|
3850 /*
|
|
|
3851 * Give all typeahead that wasn't used back to ui_inchar().
|
|
|
3852 */
|
|
|
3853 if (ta_len)
|
|
|
3854 ui_inchar_undo(ta_buf, ta_len);
|
|
|
3855 # endif
|
|
|
3856 State = old_State;
|
|
|
3857 if (toshell_fd >= 0)
|
|
|
3858 close(toshell_fd);
|
|
|
3859 close(fromshell_fd);
|
|
|
3860 }
|
|
|
3861 # endif /* FEAT_GUI */
|
|
|
3862
|
|
|
3863 /*
|
|
|
3864 * Wait until our child has exited.
|
|
|
3865 * Ignore wait() returning pids of other children and returning
|
|
|
3866 * because of some signal like SIGWINCH.
|
|
|
3867 * Don't wait if wait_pid was already set above, indicating the
|
|
|
3868 * child already exited.
|
|
|
3869 */
|
|
|
3870 while (wait_pid != pid)
|
|
|
3871 {
|
|
|
3872 #ifdef _THREAD_SAFE
|
|
|
3873 /* Ugly hack: when compiled with Python threads are probably
|
|
|
3874 * used, in which case wait() sometimes hangs for no obvious
|
|
|
3875 * reason. Use waitpid() instead and loop (like the GUI). */
|
|
|
3876 # ifdef __NeXT__
|
|
|
3877 wait_pid = wait4(pid, &status, WNOHANG, (struct rusage *)0);
|
|
|
3878 # else
|
|
|
3879 wait_pid = waitpid(pid, &status, WNOHANG);
|
|
|
3880 # endif
|
|
|
3881 if (wait_pid == 0)
|
|
|
3882 {
|
|
|
3883 /* Wait for 1/100 sec before trying again. */
|
|
|
3884 mch_delay(10L, TRUE);
|
|
|
3885 continue;
|
|
|
3886 }
|
|
|
3887 #else
|
|
|
3888 wait_pid = wait(&status);
|
|
|
3889 #endif
|
|
|
3890 if (wait_pid <= 0
|
|
|
3891 # ifdef ECHILD
|
|
|
3892 && errno == ECHILD
|
|
|
3893 # endif
|
|
|
3894 )
|
|
|
3895 break;
|
|
|
3896 }
|
|
|
3897
|
|
|
3898 /*
|
|
|
3899 * Set to raw mode right now, otherwise a CTRL-C after
|
|
|
3900 * catch_signals() will kill Vim.
|
|
|
3901 */
|
|
|
3902 if (tmode == TMODE_RAW)
|
|
|
3903 settmode(TMODE_RAW);
|
|
|
3904 did_settmode = TRUE;
|
|
|
3905 set_signals();
|
|
|
3906
|
|
|
3907 if (WIFEXITED(status))
|
|
|
3908 {
|
|
|
3909 retval = WEXITSTATUS(status);
|
|
|
3910 if (retval && !emsg_silent)
|
|
|
3911 {
|
|
|
3912 if (retval == EXEC_FAILED)
|
|
|
3913 {
|
|
|
3914 MSG_PUTS(_("\nCannot execute shell "));
|
|
|
3915 msg_outtrans(p_sh);
|
|
|
3916 msg_putchar('\n');
|
|
|
3917 }
|
|
|
3918 else if (!(options & SHELL_SILENT))
|
|
|
3919 {
|
|
|
3920 MSG_PUTS(_("\nshell returned "));
|
|
|
3921 msg_outnum((long)retval);
|
|
|
3922 msg_putchar('\n');
|
|
|
3923 }
|
|
|
3924 }
|
|
|
3925 }
|
|
|
3926 else
|
|
|
3927 MSG_PUTS(_("\nCommand terminated\n"));
|
|
|
3928 }
|
|
|
3929 }
|
|
|
3930 vim_free(argv);
|
|
|
3931
|
|
|
3932 error:
|
|
|
3933 if (!did_settmode)
|
|
|
3934 if (tmode == TMODE_RAW)
|
|
|
3935 settmode(TMODE_RAW); /* set to raw mode */
|
|
|
3936 # ifdef FEAT_TITLE
|
|
|
3937 resettitle();
|
|
|
3938 # endif
|
|
|
3939 vim_free(newcmd);
|
|
|
3940
|
|
|
3941 return retval;
|
|
|
3942
|
|
|
3943 #endif /* USE_SYSTEM */
|
|
|
3944 }
|
|
|
3945
|
|
|
3946 /*
|
|
|
3947 * Check for CTRL-C typed by reading all available characters.
|
|
|
3948 * In cooked mode we should get SIGINT, no need to check.
|
|
|
3949 */
|
|
|
3950 void
|
|
|
3951 mch_breakcheck()
|
|
|
3952 {
|
|
|
3953 if (curr_tmode == TMODE_RAW && RealWaitForChar(read_cmd_fd, 0L, NULL))
|
|
|
3954 fill_input_buf(FALSE);
|
|
|
3955 }
|
|
|
3956
|
|
|
3957 /*
|
|
|
3958 * Wait "msec" msec until a character is available from the keyboard or from
|
|
|
3959 * inbuf[]. msec == -1 will block forever.
|
|
|
3960 * When a GUI is being used, this will never get called -- webb
|
|
|
3961 */
|
|
|
3962 static int
|
|
|
3963 WaitForChar(msec)
|
|
|
3964 long msec;
|
|
|
3965 {
|
|
|
3966 #ifdef FEAT_MOUSE_GPM
|
|
|
3967 int gpm_process_wanted;
|
|
|
3968 #endif
|
|
|
3969 #ifdef FEAT_XCLIPBOARD
|
|
|
3970 int rest;
|
|
|
3971 #endif
|
|
|
3972 int avail;
|
|
|
3973
|
|
|
3974 if (input_available()) /* something in inbuf[] */
|
|
|
3975 return 1;
|
|
|
3976
|
|
|
3977 #if defined(FEAT_MOUSE_DEC)
|
|
|
3978 /* May need to query the mouse position. */
|
|
|
3979 if (WantQueryMouse)
|
|
|
3980 {
|
|
|
3981 WantQueryMouse = 0;
|
|
|
3982 mch_write((char_u *)IF_EB("\033[1'|", ESC_STR "[1'|"), 5);
|
|
|
3983 }
|
|
|
3984 #endif
|
|
|
3985
|
|
|
3986 /*
|
|
|
3987 * For FEAT_MOUSE_GPM and FEAT_XCLIPBOARD we loop here to process mouse
|
|
|
3988 * events. This is a bit complicated, because they might both be defined.
|
|
|
3989 */
|
|
|
3990 #if defined(FEAT_MOUSE_GPM) || defined(FEAT_XCLIPBOARD)
|
|
|
3991 # ifdef FEAT_XCLIPBOARD
|
|
|
3992 rest = 0;
|
|
|
3993 if (do_xterm_trace())
|
|
|
3994 rest = msec;
|
|
|
3995 # endif
|
|
|
3996 do
|
|
|
3997 {
|
|
|
3998 # ifdef FEAT_XCLIPBOARD
|
|
|
3999 if (rest != 0)
|
|
|
4000 {
|
|
|
4001 msec = XT_TRACE_DELAY;
|
|
|
4002 if (rest >= 0 && rest < XT_TRACE_DELAY)
|
|
|
4003 msec = rest;
|
|
|
4004 if (rest >= 0)
|
|
|
4005 rest -= msec;
|
|
|
4006 }
|
|
|
4007 # endif
|
|
|
4008 # ifdef FEAT_MOUSE_GPM
|
|
|
4009 gpm_process_wanted = 0;
|
|
|
4010 avail = RealWaitForChar(read_cmd_fd, msec, &gpm_process_wanted);
|
|
|
4011 # else
|
|
|
4012 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
|
4013 # endif
|
|
|
4014 if (!avail)
|
|
|
4015 {
|
|
|
4016 if (input_available())
|
|
|
4017 return 1;
|
|
|
4018 # ifdef FEAT_XCLIPBOARD
|
|
|
4019 if (rest == 0 || !do_xterm_trace())
|
|
|
4020 # endif
|
|
|
4021 break;
|
|
|
4022 }
|
|
|
4023 }
|
|
|
4024 while (FALSE
|
|
|
4025 # ifdef FEAT_MOUSE_GPM
|
|
|
4026 || (gpm_process_wanted && mch_gpm_process() == 0)
|
|
|
4027 # endif
|
|
|
4028 # ifdef FEAT_XCLIPBOARD
|
|
|
4029 || (!avail && rest != 0)
|
|
|
4030 # endif
|
|
|
4031 );
|
|
|
4032
|
|
|
4033 #else
|
|
|
4034 avail = RealWaitForChar(read_cmd_fd, msec, NULL);
|
|
|
4035 #endif
|
|
|
4036 return avail;
|
|
|
4037 }
|
|
|
4038
|
|
|
4039 /*
|
|
|
4040 * Wait "msec" msec until a character is available from file descriptor "fd".
|
|
|
4041 * Time == -1 will block forever.
|
|
|
4042 * When a GUI is being used, this will not be used for input -- webb
|
|
|
4043 * Returns also, when a request from Sniff is waiting -- toni.
|
|
|
4044 * Or when a Linux GPM mouse event is waiting.
|
|
|
4045 */
|
|
|
4046 /* ARGSUSED */
|
|
|
4047 #if defined(__BEOS__)
|
|
|
4048 int
|
|
|
4049 #else
|
|
|
4050 static int
|
|
|
4051 #endif
|
|
|
4052 RealWaitForChar(fd, msec, check_for_gpm)
|
|
|
4053 int fd;
|
|
|
4054 long msec;
|
|
|
4055 int *check_for_gpm;
|
|
|
4056 {
|
|
|
4057 int ret;
|
|
|
4058 #if defined(FEAT_XCLIPBOARD) || defined(USE_XSMP)
|
|
|
4059 static int busy = FALSE;
|
|
|
4060
|
|
|
4061 /* May retry getting characters after an event was handled. */
|
|
|
4062 # define MAY_LOOP
|
|
|
4063
|
|
|
4064 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
4065 /* Remember at what time we started, so that we know how much longer we
|
|
|
4066 * should wait after being interrupted. */
|
|
|
4067 # define USE_START_TV
|
|
|
4068 struct timeval start_tv;
|
|
|
4069
|
|
|
4070 if (msec > 0 && (
|
|
|
4071 # ifdef FEAT_XCLIPBOARD
|
|
|
4072 xterm_Shell != (Widget)0
|
|
|
4073 # ifdef USE_XSMP
|
|
|
4074 ||
|
|
|
4075 # endif
|
|
|
4076 # endif
|
|
|
4077 # ifdef USE_XSMP
|
|
|
4078 xsmp_icefd != -1
|
|
|
4079 # endif
|
|
|
4080 ))
|
|
|
4081 gettimeofday(&start_tv, NULL);
|
|
|
4082 # endif
|
|
|
4083
|
|
|
4084 /* Handle being called recursively. This may happen for the session
|
|
|
4085 * manager stuff, it may save the file, which does a breakcheck. */
|
|
|
4086 if (busy)
|
|
|
4087 return 0;
|
|
|
4088 #endif
|
|
|
4089
|
|
|
4090 #ifdef MAY_LOOP
|
|
|
4091 while (1)
|
|
|
4092 #endif
|
|
|
4093 {
|
|
|
4094 #ifdef MAY_LOOP
|
|
|
4095 int finished = TRUE; /* default is to 'loop' just once */
|
|
|
4096 #endif
|
|
|
4097 #ifndef HAVE_SELECT
|
|
|
4098 struct pollfd fds[5];
|
|
|
4099 int nfd;
|
|
|
4100 # ifdef FEAT_XCLIPBOARD
|
|
|
4101 int xterm_idx = -1;
|
|
|
4102 # endif
|
|
|
4103 # ifdef FEAT_MOUSE_GPM
|
|
|
4104 int gpm_idx = -1;
|
|
|
4105 # endif
|
|
|
4106 # ifdef USE_XSMP
|
|
|
4107 int xsmp_idx = -1;
|
|
|
4108 # endif
|
|
|
4109
|
|
|
4110 fds[0].fd = fd;
|
|
|
4111 fds[0].events = POLLIN;
|
|
|
4112 nfd = 1;
|
|
|
4113
|
|
|
4114 # ifdef FEAT_SNIFF
|
|
|
4115 # define SNIFF_IDX 1
|
|
|
4116 if (want_sniff_request)
|
|
|
4117 {
|
|
|
4118 fds[SNIFF_IDX].fd = fd_from_sniff;
|
|
|
4119 fds[SNIFF_IDX].events = POLLIN;
|
|
|
4120 nfd++;
|
|
|
4121 }
|
|
|
4122 # endif
|
|
|
4123 # ifdef FEAT_XCLIPBOARD
|
|
|
4124 if (xterm_Shell != (Widget)0)
|
|
|
4125 {
|
|
|
4126 xterm_idx = nfd;
|
|
|
4127 fds[nfd].fd = ConnectionNumber(xterm_dpy);
|
|
|
4128 fds[nfd].events = POLLIN;
|
|
|
4129 nfd++;
|
|
|
4130 }
|
|
|
4131 # endif
|
|
|
4132 # ifdef FEAT_MOUSE_GPM
|
|
|
4133 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
|
4134 {
|
|
|
4135 gpm_idx = nfd;
|
|
|
4136 fds[nfd].fd = gpm_fd;
|
|
|
4137 fds[nfd].events = POLLIN;
|
|
|
4138 nfd++;
|
|
|
4139 }
|
|
|
4140 # endif
|
|
|
4141 # ifdef USE_XSMP
|
|
|
4142 if (xsmp_icefd != -1)
|
|
|
4143 {
|
|
|
4144 xsmp_idx = nfd;
|
|
|
4145 fds[nfd].fd = xsmp_icefd;
|
|
|
4146 fds[nfd].events = POLLIN;
|
|
|
4147 nfd++;
|
|
|
4148 }
|
|
|
4149 # endif
|
|
|
4150
|
|
|
4151 ret = poll(fds, nfd, (int)msec);
|
|
|
4152
|
|
|
4153 # ifdef FEAT_SNIFF
|
|
|
4154 if (ret < 0)
|
|
|
4155 sniff_disconnect(1);
|
|
|
4156 else if (want_sniff_request)
|
|
|
4157 {
|
|
|
4158 if (fds[SNIFF_IDX].revents & POLLHUP)
|
|
|
4159 sniff_disconnect(1);
|
|
|
4160 if (fds[SNIFF_IDX].revents & POLLIN)
|
|
|
4161 sniff_request_waiting = 1;
|
|
|
4162 }
|
|
|
4163 # endif
|
|
|
4164 # ifdef FEAT_XCLIPBOARD
|
|
|
4165 if (xterm_Shell != (Widget)0 && (fds[xterm_idx].revents & POLLIN))
|
|
|
4166 {
|
|
|
4167 xterm_update(); /* Maybe we should hand out clipboard */
|
|
|
4168 if (--ret == 0 && !input_available())
|
|
|
4169 /* Try again */
|
|
|
4170 finished = FALSE;
|
|
|
4171 }
|
|
|
4172 # endif
|
|
|
4173 # ifdef FEAT_MOUSE_GPM
|
|
|
4174 if (gpm_idx >= 0 && (fds[gpm_idx].revents & POLLIN))
|
|
|
4175 {
|
|
|
4176 *check_for_gpm = 1;
|
|
|
4177 }
|
|
|
4178 # endif
|
|
|
4179 # ifdef USE_XSMP
|
|
|
4180 if (xsmp_idx >= 0 && (fds[xsmp_idx].revents & (POLLIN | POLLHUP)))
|
|
|
4181 {
|
|
|
4182 if (fds[xsmp_idx].revents & POLLIN)
|
|
|
4183 {
|
|
|
4184 busy = TRUE;
|
|
|
4185 xsmp_handle_requests();
|
|
|
4186 busy = FALSE;
|
|
|
4187 }
|
|
|
4188 else if (fds[xsmp_idx].revents & POLLHUP)
|
|
|
4189 {
|
|
|
4190 if (p_verbose > 0)
|
|
|
4191 MSG(_("XSMP lost ICE connection"));
|
|
|
4192 xsmp_close();
|
|
|
4193 }
|
|
|
4194 if (--ret == 0)
|
|
|
4195 /* Try again */
|
|
|
4196 finished = FALSE;
|
|
|
4197 }
|
|
|
4198 # endif
|
|
|
4199
|
|
|
4200
|
|
|
4201 #else /* HAVE_SELECT */
|
|
|
4202
|
|
|
4203 struct timeval tv;
|
|
|
4204 fd_set rfds, efds;
|
|
|
4205 int maxfd;
|
|
|
4206
|
|
|
4207 # ifdef __EMX__
|
|
|
4208 /* don't check for incoming chars if not in raw mode, because select()
|
|
|
4209 * always returns TRUE then (in some version of emx.dll) */
|
|
|
4210 if (curr_tmode != TMODE_RAW)
|
|
|
4211 return 0;
|
|
|
4212 # endif
|
|
|
4213
|
|
|
4214 if (msec >= 0)
|
|
|
4215 {
|
|
|
4216 tv.tv_sec = msec / 1000;
|
|
|
4217 tv.tv_usec = (msec % 1000) * (1000000/1000);
|
|
|
4218 }
|
|
|
4219
|
|
|
4220 /*
|
|
|
4221 * Select on ready for reading and exceptional condition (end of file).
|
|
|
4222 */
|
|
|
4223 FD_ZERO(&rfds); /* calls bzero() on a sun */
|
|
|
4224 FD_ZERO(&efds);
|
|
|
4225 FD_SET(fd, &rfds);
|
|
|
4226 # if !defined(__QNX__) && !defined(__CYGWIN32__)
|
|
|
4227 /* For QNX select() always returns 1 if this is set. Why? */
|
|
|
4228 FD_SET(fd, &efds);
|
|
|
4229 # endif
|
|
|
4230 maxfd = fd;
|
|
|
4231
|
|
|
4232 # ifdef FEAT_SNIFF
|
|
|
4233 if (want_sniff_request)
|
|
|
4234 {
|
|
|
4235 FD_SET(fd_from_sniff, &rfds);
|
|
|
4236 FD_SET(fd_from_sniff, &efds);
|
|
|
4237 if (maxfd < fd_from_sniff)
|
|
|
4238 maxfd = fd_from_sniff;
|
|
|
4239 }
|
|
|
4240 # endif
|
|
|
4241 # ifdef FEAT_XCLIPBOARD
|
|
|
4242 if (xterm_Shell != (Widget)0)
|
|
|
4243 {
|
|
|
4244 FD_SET(ConnectionNumber(xterm_dpy), &rfds);
|
|
|
4245 if (maxfd < ConnectionNumber(xterm_dpy))
|
|
|
4246 maxfd = ConnectionNumber(xterm_dpy);
|
|
|
4247 }
|
|
|
4248 # endif
|
|
|
4249 # ifdef FEAT_MOUSE_GPM
|
|
|
4250 if (check_for_gpm != NULL && gpm_flag && gpm_fd >= 0)
|
|
|
4251 {
|
|
|
4252 FD_SET(gpm_fd, &rfds);
|
|
|
4253 FD_SET(gpm_fd, &efds);
|
|
|
4254 if (maxfd < gpm_fd)
|
|
|
4255 maxfd = gpm_fd;
|
|
|
4256 }
|
|
|
4257 # endif
|
|
|
4258 # ifdef USE_XSMP
|
|
|
4259 if (xsmp_icefd != -1)
|
|
|
4260 {
|
|
|
4261 FD_SET(xsmp_icefd, &rfds);
|
|
|
4262 FD_SET(xsmp_icefd, &efds);
|
|
|
4263 if (maxfd < xsmp_icefd)
|
|
|
4264 maxfd = xsmp_icefd;
|
|
|
4265 }
|
|
|
4266 # endif
|
|
|
4267
|
|
|
4268 # ifdef OLD_VMS
|
|
|
4269 /* Old VMS as v6.2 and older have broken select(). It waits more than
|
|
|
4270 * required. Should not be used */
|
|
|
4271 ret = 0;
|
|
|
4272 # else
|
|
|
4273 ret = select(maxfd + 1, &rfds, NULL, &efds, (msec >= 0) ? &tv : NULL);
|
|
|
4274 # endif
|
|
|
4275
|
|
|
4276 # ifdef FEAT_SNIFF
|
|
|
4277 if (ret < 0 )
|
|
|
4278 sniff_disconnect(1);
|
|
|
4279 else if (ret > 0 && want_sniff_request)
|
|
|
4280 {
|
|
|
4281 if (FD_ISSET(fd_from_sniff, &efds))
|
|
|
4282 sniff_disconnect(1);
|
|
|
4283 if (FD_ISSET(fd_from_sniff, &rfds))
|
|
|
4284 sniff_request_waiting = 1;
|
|
|
4285 }
|
|
|
4286 # endif
|
|
|
4287 # ifdef FEAT_XCLIPBOARD
|
|
|
4288 if (ret > 0 && xterm_Shell != (Widget)0
|
|
|
4289 && FD_ISSET(ConnectionNumber(xterm_dpy), &rfds))
|
|
|
4290 {
|
|
|
4291 xterm_update(); /* Maybe we should hand out clipboard */
|
|
|
4292 /* continue looping when we only got the X event and the input
|
|
|
4293 * buffer is empty */
|
|
|
4294 if (--ret == 0 && !input_available())
|
|
|
4295 {
|
|
|
4296 /* Try again */
|
|
|
4297 finished = FALSE;
|
|
|
4298 }
|
|
|
4299 }
|
|
|
4300 # endif
|
|
|
4301 # ifdef FEAT_MOUSE_GPM
|
|
|
4302 if (ret > 0 && gpm_flag && check_for_gpm != NULL && gpm_fd >= 0)
|
|
|
4303 {
|
|
|
4304 if (FD_ISSET(gpm_fd, &efds))
|
|
|
4305 gpm_close();
|
|
|
4306 else if (FD_ISSET(gpm_fd, &rfds))
|
|
|
4307 *check_for_gpm = 1;
|
|
|
4308 }
|
|
|
4309 # endif
|
|
|
4310 # ifdef USE_XSMP
|
|
|
4311 if (ret > 0 && xsmp_icefd != -1)
|
|
|
4312 {
|
|
|
4313 if (FD_ISSET(xsmp_icefd, &efds))
|
|
|
4314 {
|
|
|
4315 if (p_verbose > 0)
|
|
|
4316 MSG(_("XSMP lost ICE connection"));
|
|
|
4317 xsmp_close();
|
|
|
4318 if (--ret == 0)
|
|
|
4319 finished = FALSE; /* keep going if event was only one */
|
|
|
4320 }
|
|
|
4321 else if (FD_ISSET(xsmp_icefd, &rfds))
|
|
|
4322 {
|
|
|
4323 busy = TRUE;
|
|
|
4324 xsmp_handle_requests();
|
|
|
4325 busy = FALSE;
|
|
|
4326 if (--ret == 0)
|
|
|
4327 finished = FALSE; /* keep going if event was only one */
|
|
|
4328 }
|
|
|
4329 }
|
|
|
4330 # endif
|
|
|
4331
|
|
|
4332 #endif /* HAVE_SELECT */
|
|
|
4333
|
|
|
4334 #ifdef MAY_LOOP
|
|
|
4335 if (finished || msec == 0)
|
|
|
4336 break;
|
|
|
4337
|
|
|
4338 /* We're going to loop around again, find out for how long */
|
|
|
4339 if (msec > 0)
|
|
|
4340 {
|
|
|
4341 # ifdef USE_START_TV
|
|
|
4342 struct timeval mtv;
|
|
|
4343
|
|
|
4344 /* Compute remaining wait time. */
|
|
|
4345 gettimeofday(&mtv, NULL);
|
|
|
4346 msec -= (mtv.tv_sec - start_tv.tv_sec) * 1000L
|
|
|
4347 + (mtv.tv_usec - start_tv.tv_usec) / 1000L;
|
|
|
4348 # else
|
|
|
4349 /* Guess we got interrupted halfway. */
|
|
|
4350 msec = msec / 2;
|
|
|
4351 # endif
|
|
|
4352 if (msec <= 0)
|
|
|
4353 break; /* waited long enough */
|
|
|
4354 }
|
|
|
4355 #endif
|
|
|
4356 }
|
|
|
4357
|
|
|
4358 return (ret > 0);
|
|
|
4359 }
|
|
|
4360
|
|
|
4361 #ifndef VMS
|
|
|
4362
|
|
|
4363 #ifndef NO_EXPANDPATH
|
|
|
4364 static int
|
|
|
4365 pstrcmp(a, b)
|
|
|
4366 const void *a, *b;
|
|
|
4367 {
|
|
|
4368 return (pathcmp(*(char **)a, *(char **)b));
|
|
|
4369 }
|
|
|
4370
|
|
|
4371 /*
|
|
|
4372 * Recursively expand one path component into all matching files and/or
|
|
|
4373 * directories.
|
|
|
4374 * "path" has backslashes before chars that are not to be expanded, starting
|
|
|
4375 * at "path + wildoff".
|
|
|
4376 * Return the number of matches found.
|
|
|
4377 */
|
|
|
4378 int
|
|
|
4379 mch_expandpath(gap, path, flags)
|
|
|
4380 garray_T *gap;
|
|
|
4381 char_u *path;
|
|
|
4382 int flags; /* EW_* flags */
|
|
|
4383 {
|
|
|
4384 return unix_expandpath(gap, path, 0, flags);
|
|
|
4385 }
|
|
|
4386
|
|
|
4387 static int
|
|
|
4388 unix_expandpath(gap, path, wildoff, flags)
|
|
|
4389 garray_T *gap;
|
|
|
4390 char_u *path;
|
|
|
4391 int wildoff;
|
|
|
4392 int flags; /* EW_* flags */
|
|
|
4393 {
|
|
|
4394 char_u *buf;
|
|
|
4395 char_u *path_end;
|
|
|
4396 char_u *p, *s, *e;
|
|
|
4397 int start_len, c;
|
|
|
4398 char_u *pat;
|
|
|
4399 DIR *dirp;
|
|
|
4400 regmatch_T regmatch;
|
|
|
4401 struct dirent *dp;
|
|
|
4402 int starts_with_dot;
|
|
|
4403 int matches;
|
|
|
4404 int len;
|
|
|
4405
|
|
|
4406 start_len = gap->ga_len;
|
|
|
4407 buf = alloc(STRLEN(path) + BASENAMELEN + 5);/* make room for file name */
|
|
|
4408 if (buf == NULL)
|
|
|
4409 return 0;
|
|
|
4410
|
|
|
4411 /*
|
|
|
4412 * Find the first part in the path name that contains a wildcard.
|
|
|
4413 * Copy it into buf, including the preceding characters.
|
|
|
4414 */
|
|
|
4415 p = buf;
|
|
|
4416 s = buf;
|
|
|
4417 e = NULL;
|
|
|
4418 path_end = path;
|
|
|
4419 while (*path_end != NUL)
|
|
|
4420 {
|
|
|
4421 /* May ignore a wildcard that has a backslash before it; it will
|
|
|
4422 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
|
|
|
4423 if (path_end >= path + wildoff && rem_backslash(path_end))
|
|
|
4424 *p++ = *path_end++;
|
|
|
4425 else if (*path_end == '/')
|
|
|
4426 {
|
|
|
4427 if (e != NULL)
|
|
|
4428 break;
|
|
|
4429 s = p + 1;
|
|
|
4430 }
|
|
|
4431 else if (path_end >= path + wildoff
|
|
|
4432 && vim_strchr((char_u *)"*?[{~$", *path_end) != NULL)
|
|
|
4433 e = p;
|
|
|
4434 #ifdef FEAT_MBYTE
|
|
|
4435 if (has_mbyte)
|
|
|
4436 {
|
|
|
4437 len = (*mb_ptr2len_check)(path_end);
|
|
|
4438 STRNCPY(p, path_end, len);
|
|
|
4439 p += len;
|
|
|
4440 path_end += len;
|
|
|
4441 }
|
|
|
4442 else
|
|
|
4443 #endif
|
|
|
4444 *p++ = *path_end++;
|
|
|
4445 }
|
|
|
4446 e = p;
|
|
|
4447 *e = NUL;
|
|
|
4448
|
|
|
4449 /* now we have one wildcard component between s and e */
|
|
|
4450 /* Remove backslashes between "wildoff" and the start of the wildcard
|
|
|
4451 * component. */
|
|
|
4452 for (p = buf + wildoff; p < s; ++p)
|
|
|
4453 if (rem_backslash(p))
|
|
|
4454 {
|
|
|
4455 STRCPY(p, p + 1);
|
|
|
4456 --e;
|
|
|
4457 --s;
|
|
|
4458 }
|
|
|
4459
|
|
|
4460 /* convert the file pattern to a regexp pattern */
|
|
|
4461 starts_with_dot = (*s == '.');
|
|
|
4462 pat = file_pat_to_reg_pat(s, e, NULL, FALSE);
|
|
|
4463 if (pat == NULL)
|
|
|
4464 {
|
|
|
4465 vim_free(buf);
|
|
|
4466 return 0;
|
|
|
4467 }
|
|
|
4468
|
|
|
4469 /* compile the regexp into a program */
|
|
|
4470 #ifdef MACOS_X /* Can/Should we use CASE_INSENSITIVE_FILENAME instead ?*/
|
|
|
4471 regmatch.rm_ic = TRUE; /* Behave like Terminal.app */
|
|
|
4472 #else
|
|
|
4473 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
|
4474 #endif
|
|
|
4475 regmatch.regprog = vim_regcomp(pat, RE_MAGIC);
|
|
|
4476 vim_free(pat);
|
|
|
4477
|
|
|
4478 if (regmatch.regprog == NULL)
|
|
|
4479 {
|
|
|
4480 vim_free(buf);
|
|
|
4481 return 0;
|
|
|
4482 }
|
|
|
4483
|
|
|
4484 /* open the directory for scanning */
|
|
|
4485 c = *s;
|
|
|
4486 *s = NUL;
|
|
|
4487 dirp = opendir(*buf == NUL ? "." : (char *)buf);
|
|
|
4488 *s = c;
|
|
|
4489
|
|
|
4490 /* Find all matching entries */
|
|
|
4491 if (dirp != NULL)
|
|
|
4492 {
|
|
|
4493 for (;;)
|
|
|
4494 {
|
|
|
4495 dp = readdir(dirp);
|
|
|
4496 if (dp == NULL)
|
|
|
4497 break;
|
|
|
4498 if ((dp->d_name[0] != '.' || starts_with_dot)
|
|
|
4499 && vim_regexec(®match, (char_u *)dp->d_name, (colnr_T)0))
|
|
|
4500 {
|
|
|
4501 STRCPY(s, dp->d_name);
|
|
|
4502 len = STRLEN(buf);
|
|
|
4503 STRCPY(buf + len, path_end);
|
|
|
4504 if (mch_has_exp_wildcard(path_end)) /* handle more wildcards */
|
|
|
4505 {
|
|
|
4506 /* need to expand another component of the path */
|
|
|
4507 /* remove backslashes for the remaining components only */
|
|
|
4508 (void)unix_expandpath(gap, buf, len + 1, flags);
|
|
|
4509 }
|
|
|
4510 else
|
|
|
4511 {
|
|
|
4512 /* no more wildcards, check if there is a match */
|
|
|
4513 /* remove backslashes for the remaining components only */
|
|
|
4514 if (*path_end != NUL)
|
|
|
4515 backslash_halve(buf + len + 1);
|
|
|
4516 if (mch_getperm(buf) >= 0) /* add existing file */
|
|
|
4517 addfile(gap, buf, flags);
|
|
|
4518 }
|
|
|
4519 }
|
|
|
4520 }
|
|
|
4521
|
|
|
4522 closedir(dirp);
|
|
|
4523 }
|
|
|
4524
|
|
|
4525 vim_free(buf);
|
|
|
4526 vim_free(regmatch.regprog);
|
|
|
4527
|
|
|
4528 matches = gap->ga_len - start_len;
|
|
|
4529 if (matches > 0)
|
|
|
4530 qsort(((char_u **)gap->ga_data) + start_len, matches,
|
|
|
4531 sizeof(char_u *), pstrcmp);
|
|
|
4532 return matches;
|
|
|
4533 }
|
|
|
4534 #endif
|
|
|
4535
|
|
|
4536 /*
|
|
|
4537 * mch_expand_wildcards() - this code does wild-card pattern matching using
|
|
|
4538 * the shell
|
|
|
4539 *
|
|
|
4540 * return OK for success, FAIL for error (you may lose some memory) and put
|
|
|
4541 * an error message in *file.
|
|
|
4542 *
|
|
|
4543 * num_pat is number of input patterns
|
|
|
4544 * pat is array of pointers to input patterns
|
|
|
4545 * num_file is pointer to number of matched file names
|
|
|
4546 * file is pointer to array of pointers to matched file names
|
|
|
4547 */
|
|
|
4548
|
|
|
4549 #ifndef SEEK_SET
|
|
|
4550 # define SEEK_SET 0
|
|
|
4551 #endif
|
|
|
4552 #ifndef SEEK_END
|
|
|
4553 # define SEEK_END 2
|
|
|
4554 #endif
|
|
|
4555
|
|
|
4556 /* ARGSUSED */
|
|
|
4557 int
|
|
|
4558 mch_expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
|
4559 int num_pat;
|
|
|
4560 char_u **pat;
|
|
|
4561 int *num_file;
|
|
|
4562 char_u ***file;
|
|
|
4563 int flags; /* EW_* flags */
|
|
|
4564 {
|
|
|
4565 int i;
|
|
|
4566 size_t len;
|
|
|
4567 char_u *p;
|
|
|
4568 int dir;
|
|
|
4569 #ifdef __EMX__
|
|
|
4570 # define EXPL_ALLOC_INC 16
|
|
|
4571 char_u **expl_files;
|
|
|
4572 size_t files_alloced, files_free;
|
|
|
4573 char_u *buf;
|
|
|
4574 int has_wildcard;
|
|
|
4575
|
|
|
4576 *num_file = 0; /* default: no files found */
|
|
|
4577 files_alloced = EXPL_ALLOC_INC; /* how much space is allocated */
|
|
|
4578 files_free = EXPL_ALLOC_INC; /* how much space is not used */
|
|
|
4579 *file = (char_u **)alloc(sizeof(char_u **) * files_alloced);
|
|
|
4580 if (*file == NULL)
|
|
|
4581 return FAIL;
|
|
|
4582
|
|
|
4583 for (; num_pat > 0; num_pat--, pat++)
|
|
|
4584 {
|
|
|
4585 expl_files = NULL;
|
|
|
4586 if (vim_strchr(*pat, '$') || vim_strchr(*pat, '~'))
|
|
|
4587 /* expand environment var or home dir */
|
|
|
4588 buf = expand_env_save(*pat);
|
|
|
4589 else
|
|
|
4590 buf = vim_strsave(*pat);
|
|
|
4591 expl_files = NULL;
|
|
|
4592 has_wildcard = mch_has_exp_wildcard(buf); /* (still) wildcards in there? */
|
|
|
4593 if (has_wildcard) /* yes, so expand them */
|
|
|
4594 expl_files = (char_u **)_fnexplode(buf);
|
|
|
4595
|
|
|
4596 /*
|
|
|
4597 * return value of buf if no wildcards left,
|
|
|
4598 * OR if no match AND EW_NOTFOUND is set.
|
|
|
4599 */
|
|
|
4600 if ((!has_wildcard && ((flags & EW_NOTFOUND) || mch_getperm(buf) >= 0))
|
|
|
4601 || (expl_files == NULL && (flags & EW_NOTFOUND)))
|
|
|
4602 { /* simply save the current contents of *buf */
|
|
|
4603 expl_files = (char_u **)alloc(sizeof(char_u **) * 2);
|
|
|
4604 if (expl_files != NULL)
|
|
|
4605 {
|
|
|
4606 expl_files[0] = vim_strsave(buf);
|
|
|
4607 expl_files[1] = NULL;
|
|
|
4608 }
|
|
|
4609 }
|
|
|
4610 vim_free(buf);
|
|
|
4611
|
|
|
4612 /*
|
|
|
4613 * Count number of names resulting from expansion,
|
|
|
4614 * At the same time add a backslash to the end of names that happen to
|
|
|
4615 * be directories, and replace slashes with backslashes.
|
|
|
4616 */
|
|
|
4617 if (expl_files)
|
|
|
4618 {
|
|
|
4619 for (i = 0; (p = expl_files[i]) != NULL; i++)
|
|
|
4620 {
|
|
|
4621 dir = mch_isdir(p);
|
|
|
4622 /* If we don't want dirs and this is one, skip it */
|
|
|
4623 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
|
4624 continue;
|
|
|
4625
|
|
|
4626 if (--files_free == 0)
|
|
|
4627 {
|
|
|
4628 /* need more room in table of pointers */
|
|
|
4629 files_alloced += EXPL_ALLOC_INC;
|
|
|
4630 *file = (char_u **)vim_realloc(*file,
|
|
|
4631 sizeof(char_u **) * files_alloced);
|
|
|
4632 if (*file == NULL)
|
|
|
4633 {
|
|
|
4634 EMSG(_(e_outofmem));
|
|
|
4635 *num_file = 0;
|
|
|
4636 return FAIL;
|
|
|
4637 }
|
|
|
4638 files_free = EXPL_ALLOC_INC;
|
|
|
4639 }
|
|
|
4640 slash_adjust(p);
|
|
|
4641 if (dir)
|
|
|
4642 {
|
|
|
4643 /* For a directory we add a '/', unless it's already
|
|
|
4644 * there. */
|
|
|
4645 len = STRLEN(p);
|
|
|
4646 if (((*file)[*num_file] = alloc(len + 2)) != NULL)
|
|
|
4647 {
|
|
|
4648 STRCPY((*file)[*num_file], p);
|
|
|
4649 if (!vim_ispathsep((*file)[*num_file][len - 1]))
|
|
|
4650 {
|
|
|
4651 (*file)[*num_file][len] = psepc;
|
|
|
4652 (*file)[*num_file][len + 1] = 0;
|
|
|
4653 }
|
|
|
4654 }
|
|
|
4655 }
|
|
|
4656 else
|
|
|
4657 {
|
|
|
4658 (*file)[*num_file] = vim_strsave(p);
|
|
|
4659 }
|
|
|
4660
|
|
|
4661 /*
|
|
|
4662 * Error message already given by either alloc or vim_strsave.
|
|
|
4663 * Should return FAIL, but returning OK works also.
|
|
|
4664 */
|
|
|
4665 if ((*file)[*num_file] == NULL)
|
|
|
4666 break;
|
|
|
4667 (*num_file)++;
|
|
|
4668 }
|
|
|
4669 _fnexplodefree((char **)expl_files);
|
|
|
4670 }
|
|
|
4671 }
|
|
|
4672 return OK;
|
|
|
4673
|
|
|
4674 #else /* __EMX__ */
|
|
|
4675
|
|
|
4676 int j;
|
|
|
4677 char_u *tempname;
|
|
|
4678 char_u *command;
|
|
|
4679 FILE *fd;
|
|
|
4680 char_u *buffer;
|
|
|
4681 #define STYLE_ECHO 0 /* use "echo" to expand */
|
|
|
4682 #define STYLE_GLOB 1 /* use "glob" to expand, for csh */
|
|
|
4683 #define STYLE_PRINT 2 /* use "print -N" to expand, for zsh */
|
|
|
4684 #define STYLE_BT 3 /* `cmd` expansion, execute the pattern directly */
|
|
|
4685 int shell_style = STYLE_ECHO;
|
|
|
4686 int check_spaces;
|
|
|
4687 static int did_find_nul = FALSE;
|
|
|
4688 int ampersent = FALSE;
|
|
|
4689
|
|
|
4690 *num_file = 0; /* default: no files found */
|
|
|
4691 *file = NULL;
|
|
|
4692
|
|
|
4693 /*
|
|
|
4694 * If there are no wildcards, just copy the names to allocated memory.
|
|
|
4695 * Saves a lot of time, because we don't have to start a new shell.
|
|
|
4696 */
|
|
|
4697 if (!have_wildcard(num_pat, pat))
|
|
|
4698 return save_patterns(num_pat, pat, num_file, file);
|
|
|
4699
|
|
|
4700 /*
|
|
|
4701 * Don't allow the use of backticks in secure and restricted mode.
|
|
|
4702 */
|
|
|
4703 if (secure || restricted)
|
|
|
4704 for (i = 0; i < num_pat; ++i)
|
|
|
4705 if (vim_strchr(pat[i], '`') != NULL
|
|
|
4706 && (check_restricted() || check_secure()))
|
|
|
4707 return FAIL;
|
|
|
4708
|
|
|
4709 /*
|
|
|
4710 * get a name for the temp file
|
|
|
4711 */
|
|
|
4712 if ((tempname = vim_tempname('o')) == NULL)
|
|
|
4713 {
|
|
|
4714 EMSG(_(e_notmp));
|
|
|
4715 return FAIL;
|
|
|
4716 }
|
|
|
4717
|
|
|
4718 /*
|
|
|
4719 * Let the shell expand the patterns and write the result into the temp
|
|
|
4720 * file. if expanding `cmd` execute it directly.
|
|
|
4721 * If we use csh, glob will work better than echo.
|
|
|
4722 * If we use zsh, print -N will work better than glob.
|
|
|
4723 */
|
|
|
4724 if (num_pat == 1 && *pat[0] == '`'
|
|
|
4725 && (len = STRLEN(pat[0])) > 2
|
|
|
4726 && *(pat[0] + len - 1) == '`')
|
|
|
4727 shell_style = STYLE_BT;
|
|
|
4728 else if ((len = STRLEN(p_sh)) >= 3)
|
|
|
4729 {
|
|
|
4730 if (STRCMP(p_sh + len - 3, "csh") == 0)
|
|
|
4731 shell_style = STYLE_GLOB;
|
|
|
4732 else if (STRCMP(p_sh + len - 3, "zsh") == 0)
|
|
|
4733 shell_style = STYLE_PRINT;
|
|
|
4734 }
|
|
|
4735
|
|
|
4736 /* "unset nonomatch; print -N >" plus two is 29 */
|
|
|
4737 len = STRLEN(tempname) + 29;
|
|
|
4738 for (i = 0; i < num_pat; ++i) /* count the length of the patterns */
|
|
|
4739 len += STRLEN(pat[i]) + 3; /* add space and two quotes */
|
|
|
4740 command = alloc(len);
|
|
|
4741 if (command == NULL)
|
|
|
4742 {
|
|
|
4743 /* out of memory */
|
|
|
4744 vim_free(tempname);
|
|
|
4745 return FAIL;
|
|
|
4746 }
|
|
|
4747
|
|
|
4748 /*
|
|
|
4749 * Build the shell command:
|
|
|
4750 * - Set $nonomatch depending on EW_NOTFOUND (hopefully the shell
|
|
|
4751 * recognizes this).
|
|
|
4752 * - Add the shell command to print the expanded names.
|
|
|
4753 * - Add the temp file name.
|
|
|
4754 * - Add the file name patterns.
|
|
|
4755 */
|
|
|
4756 if (shell_style == STYLE_BT)
|
|
|
4757 {
|
|
|
4758 STRCPY(command, pat[0] + 1); /* exclude first backtick */
|
|
|
4759 p = command + STRLEN(command) - 1;
|
|
|
4760 *p = ' '; /* remove last backtick */
|
|
|
4761 while (p > command && vim_iswhite(*p))
|
|
|
4762 --p;
|
|
|
4763 if (*p == '&') /* remove trailing '&' */
|
|
|
4764 {
|
|
|
4765 ampersent = TRUE;
|
|
|
4766 *p = ' ';
|
|
|
4767 }
|
|
|
4768 STRCAT(command, ">");
|
|
|
4769 }
|
|
|
4770 else
|
|
|
4771 {
|
|
|
4772 if (flags & EW_NOTFOUND)
|
|
|
4773 STRCPY(command, "set nonomatch; ");
|
|
|
4774 else
|
|
|
4775 STRCPY(command, "unset nonomatch; ");
|
|
|
4776 if (shell_style == STYLE_GLOB)
|
|
|
4777 STRCAT(command, "glob >");
|
|
|
4778 else if (shell_style == STYLE_PRINT)
|
|
|
4779 STRCAT(command, "print -N >");
|
|
|
4780 else
|
|
|
4781 STRCAT(command, "echo >");
|
|
|
4782 }
|
|
|
4783 STRCAT(command, tempname);
|
|
|
4784 if (shell_style != STYLE_BT)
|
|
|
4785 for (i = 0; i < num_pat; ++i)
|
|
|
4786 {
|
|
|
4787 /* When using system() always add extra quotes, because the shell
|
|
|
4788 * is started twice. Otherwise only put quotes around spaces and
|
|
|
4789 * single quotes. */
|
|
|
4790 #ifdef USE_SYSTEM
|
|
|
4791 STRCAT(command, " \"");
|
|
|
4792 STRCAT(command, pat[i]);
|
|
|
4793 STRCAT(command, "\"");
|
|
|
4794 #else
|
|
|
4795 p = command + STRLEN(command);
|
|
|
4796 *p++ = ' ';
|
|
|
4797 for (j = 0; pat[i][j] != NUL; )
|
|
|
4798 if (vim_strchr((char_u *)" '", pat[i][j]) != NULL)
|
|
|
4799 {
|
|
|
4800 *p++ = '"';
|
|
|
4801 while (pat[i][j] != NUL
|
|
|
4802 && vim_strchr((char_u *)" '", pat[i][j]) != NULL)
|
|
|
4803 *p++ = pat[i][j++];
|
|
|
4804 *p++ = '"';
|
|
|
4805 }
|
|
|
4806 else
|
|
|
4807 *p++ = pat[i][j++];
|
|
|
4808 *p = NUL;
|
|
|
4809 #endif
|
|
|
4810 }
|
|
|
4811 if (flags & EW_SILENT)
|
|
|
4812 show_shell_mess = FALSE;
|
|
|
4813 if (ampersent)
|
|
|
4814 STRCAT(command, "&"); /* put the '&' back after the
|
|
|
4815 redirection */
|
|
|
4816
|
|
|
4817 /*
|
|
|
4818 * Using zsh -G: If a pattern has no matches, it is just deleted from
|
|
|
4819 * the argument list, otherwise zsh gives an error message and doesn't
|
|
|
4820 * expand any other pattern.
|
|
|
4821 */
|
|
|
4822 if (shell_style == STYLE_PRINT)
|
|
|
4823 extra_shell_arg = (char_u *)"-G"; /* Use zsh NULL_GLOB option */
|
|
|
4824
|
|
|
4825 /*
|
|
|
4826 * If we use -f then shell variables set in .cshrc won't get expanded.
|
|
|
4827 * vi can do it, so we will too, but it is only necessary if there is a "$"
|
|
|
4828 * in one of the patterns, otherwise we can still use the fast option.
|
|
|
4829 */
|
|
|
4830 else if (shell_style == STYLE_GLOB && !have_dollars(num_pat, pat))
|
|
|
4831 extra_shell_arg = (char_u *)"-f"; /* Use csh fast option */
|
|
|
4832
|
|
|
4833 /*
|
|
|
4834 * execute the shell command
|
|
|
4835 */
|
|
|
4836 i = call_shell(command, SHELL_EXPAND | SHELL_SILENT);
|
|
|
4837
|
|
|
4838 /* When running in the background, give it some time to create the temp
|
|
|
4839 * file, but don't wait for it to finish. */
|
|
|
4840 if (ampersent)
|
|
|
4841 mch_delay(10L, TRUE);
|
|
|
4842
|
|
|
4843 extra_shell_arg = NULL; /* cleanup */
|
|
|
4844 show_shell_mess = TRUE;
|
|
|
4845 vim_free(command);
|
|
|
4846
|
|
|
4847 if (i) /* mch_call_shell() failed */
|
|
|
4848 {
|
|
|
4849 mch_remove(tempname);
|
|
|
4850 vim_free(tempname);
|
|
|
4851 /*
|
|
|
4852 * With interactive completion, the error message is not printed.
|
|
|
4853 * However with USE_SYSTEM, I don't know how to turn off error messages
|
|
|
4854 * from the shell, so screen may still get messed up -- webb.
|
|
|
4855 */
|
|
|
4856 #ifndef USE_SYSTEM
|
|
|
4857 if (!(flags & EW_SILENT))
|
|
|
4858 #endif
|
|
|
4859 {
|
|
|
4860 redraw_later_clear(); /* probably messed up screen */
|
|
|
4861 msg_putchar('\n'); /* clear bottom line quickly */
|
|
|
4862 cmdline_row = Rows - 1; /* continue on last line */
|
|
|
4863 #ifdef USE_SYSTEM
|
|
|
4864 if (!(flags & EW_SILENT))
|
|
|
4865 #endif
|
|
|
4866 {
|
|
|
4867 MSG(_(e_wildexpand));
|
|
|
4868 msg_start(); /* don't overwrite this message */
|
|
|
4869 }
|
|
|
4870 }
|
|
|
4871 /* If a `cmd` expansion failed, don't list `cmd` as a match, even when
|
|
|
4872 * EW_NOTFOUND is given */
|
|
|
4873 if (shell_style == STYLE_BT)
|
|
|
4874 return FAIL;
|
|
|
4875 goto notfound;
|
|
|
4876 }
|
|
|
4877
|
|
|
4878 /*
|
|
|
4879 * read the names from the file into memory
|
|
|
4880 */
|
|
|
4881 fd = fopen((char *)tempname, READBIN);
|
|
|
4882 if (fd == NULL)
|
|
|
4883 {
|
|
|
4884 /* Something went wrong, perhaps a file name with a special char. */
|
|
|
4885 if (!(flags & EW_SILENT))
|
|
|
4886 {
|
|
|
4887 MSG(_(e_wildexpand));
|
|
|
4888 msg_start(); /* don't overwrite this message */
|
|
|
4889 }
|
|
|
4890 vim_free(tempname);
|
|
|
4891 goto notfound;
|
|
|
4892 }
|
|
|
4893 fseek(fd, 0L, SEEK_END);
|
|
|
4894 len = ftell(fd); /* get size of temp file */
|
|
|
4895 fseek(fd, 0L, SEEK_SET);
|
|
|
4896 buffer = alloc(len + 1);
|
|
|
4897 if (buffer == NULL)
|
|
|
4898 {
|
|
|
4899 /* out of memory */
|
|
|
4900 mch_remove(tempname);
|
|
|
4901 vim_free(tempname);
|
|
|
4902 fclose(fd);
|
|
|
4903 return FAIL;
|
|
|
4904 }
|
|
|
4905 i = fread((char *)buffer, 1, len, fd);
|
|
|
4906 fclose(fd);
|
|
|
4907 mch_remove(tempname);
|
|
|
4908 if (i != len)
|
|
|
4909 {
|
|
|
4910 /* unexpected read error */
|
|
|
4911 EMSG2(_(e_notread), tempname);
|
|
|
4912 vim_free(tempname);
|
|
|
4913 vim_free(buffer);
|
|
|
4914 return FAIL;
|
|
|
4915 }
|
|
|
4916 vim_free(tempname);
|
|
|
4917
|
|
|
4918 #if defined(__CYGWIN__) || defined(__CYGWIN32__)
|
|
|
4919 /* Translate <CR><NL> into <NL>. Caution, buffer may contain NUL. */
|
|
|
4920 p = buffer;
|
|
|
4921 for (i = 0; i < len; ++i)
|
|
|
4922 if (!(buffer[i] == CAR && buffer[i + 1] == NL))
|
|
|
4923 *p++ = buffer[i];
|
|
|
4924 len = p - buffer;
|
|
|
4925 # endif
|
|
|
4926
|
|
|
4927
|
|
|
4928 /* file names are separated with Space */
|
|
|
4929 if (shell_style == STYLE_ECHO)
|
|
|
4930 {
|
|
|
4931 buffer[len] = '\n'; /* make sure the buffer ends in NL */
|
|
|
4932 p = buffer;
|
|
|
4933 for (i = 0; *p != '\n'; ++i) /* count number of entries */
|
|
|
4934 {
|
|
|
4935 while (*p != ' ' && *p != '\n')
|
|
|
4936 ++p;
|
|
|
4937 p = skipwhite(p); /* skip to next entry */
|
|
|
4938 }
|
|
|
4939 }
|
|
|
4940 /* file names are separated with NL */
|
|
|
4941 else if (shell_style == STYLE_BT)
|
|
|
4942 {
|
|
|
4943 buffer[len] = NUL; /* make sure the buffer ends in NUL */
|
|
|
4944 p = buffer;
|
|
|
4945 for (i = 0; *p != NUL; ++i) /* count number of entries */
|
|
|
4946 {
|
|
|
4947 while (*p != '\n' && *p != NUL)
|
|
|
4948 ++p;
|
|
|
4949 if (*p != NUL)
|
|
|
4950 ++p;
|
|
|
4951 p = skipwhite(p); /* skip leading white space */
|
|
|
4952 }
|
|
|
4953 }
|
|
|
4954 /* file names are separated with NUL */
|
|
|
4955 else
|
|
|
4956 {
|
|
|
4957 /*
|
|
|
4958 * Some versions of zsh use spaces instead of NULs to separate
|
|
|
4959 * results. Only do this when there is no NUL before the end of the
|
|
|
4960 * buffer, otherwise we would never be able to use file names with
|
|
|
4961 * embedded spaces when zsh does use NULs.
|
|
|
4962 * When we found a NUL once, we know zsh is OK, set did_find_nul and
|
|
|
4963 * don't check for spaces again.
|
|
|
4964 */
|
|
|
4965 check_spaces = FALSE;
|
|
|
4966 if (shell_style == STYLE_PRINT && !did_find_nul)
|
|
|
4967 {
|
|
|
4968 /* If there is a NUL, set did_find_nul, else set check_spaces */
|
|
|
4969 if (len && (int)STRLEN(buffer) < len - 1)
|
|
|
4970 did_find_nul = TRUE;
|
|
|
4971 else
|
|
|
4972 check_spaces = TRUE;
|
|
|
4973 }
|
|
|
4974
|
|
|
4975 /*
|
|
|
4976 * Make sure the buffer ends with a NUL. For STYLE_PRINT there
|
|
|
4977 * already is one, for STYLE_GLOB it needs to be added.
|
|
|
4978 */
|
|
|
4979 if (len && buffer[len - 1] == NUL)
|
|
|
4980 --len;
|
|
|
4981 else
|
|
|
4982 buffer[len] = NUL;
|
|
|
4983 i = 0;
|
|
|
4984 for (p = buffer; p < buffer + len; ++p)
|
|
|
4985 if (*p == NUL || (*p == ' ' && check_spaces)) /* count entry */
|
|
|
4986 {
|
|
|
4987 ++i;
|
|
|
4988 *p = NUL;
|
|
|
4989 }
|
|
|
4990 if (len)
|
|
|
4991 ++i; /* count last entry */
|
|
|
4992 }
|
|
|
4993 if (i == 0)
|
|
|
4994 {
|
|
|
4995 /*
|
|
|
4996 * Can happen when using /bin/sh and typing ":e $NO_SUCH_VAR^I".
|
|
|
4997 * /bin/sh will happily expand it to nothing rather than returning an
|
|
|
4998 * error; and hey, it's good to check anyway -- webb.
|
|
|
4999 */
|
|
|
5000 vim_free(buffer);
|
|
|
5001 goto notfound;
|
|
|
5002 }
|
|
|
5003 *num_file = i;
|
|
|
5004 *file = (char_u **)alloc(sizeof(char_u *) * i);
|
|
|
5005 if (*file == NULL)
|
|
|
5006 {
|
|
|
5007 /* out of memory */
|
|
|
5008 vim_free(buffer);
|
|
|
5009 return FAIL;
|
|
|
5010 }
|
|
|
5011
|
|
|
5012 /*
|
|
|
5013 * Isolate the individual file names.
|
|
|
5014 */
|
|
|
5015 p = buffer;
|
|
|
5016 for (i = 0; i < *num_file; ++i)
|
|
|
5017 {
|
|
|
5018 (*file)[i] = p;
|
|
|
5019 /* Space or NL separates */
|
|
|
5020 if (shell_style == STYLE_ECHO || shell_style == STYLE_BT)
|
|
|
5021 {
|
|
|
5022 while (!(shell_style == STYLE_ECHO && *p == ' ') && *p != '\n')
|
|
|
5023 ++p;
|
|
|
5024 if (p == buffer + len) /* last entry */
|
|
|
5025 *p = NUL;
|
|
|
5026 else
|
|
|
5027 {
|
|
|
5028 *p++ = NUL;
|
|
|
5029 p = skipwhite(p); /* skip to next entry */
|
|
|
5030 }
|
|
|
5031 }
|
|
|
5032 else /* NUL separates */
|
|
|
5033 {
|
|
|
5034 while (*p && p < buffer + len) /* skip entry */
|
|
|
5035 ++p;
|
|
|
5036 ++p; /* skip NUL */
|
|
|
5037 }
|
|
|
5038 }
|
|
|
5039
|
|
|
5040 /*
|
|
|
5041 * Move the file names to allocated memory.
|
|
|
5042 */
|
|
|
5043 for (j = 0, i = 0; i < *num_file; ++i)
|
|
|
5044 {
|
|
|
5045 /* Require the files to exist. Helps when using /bin/sh */
|
|
|
5046 if (!(flags & EW_NOTFOUND) && mch_getperm((*file)[i]) < 0)
|
|
|
5047 continue;
|
|
|
5048
|
|
|
5049 /* check if this entry should be included */
|
|
|
5050 dir = (mch_isdir((*file)[i]));
|
|
|
5051 if ((dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE)))
|
|
|
5052 continue;
|
|
|
5053
|
|
|
5054 p = alloc((unsigned)(STRLEN((*file)[i]) + 1 + dir));
|
|
|
5055 if (p)
|
|
|
5056 {
|
|
|
5057 STRCPY(p, (*file)[i]);
|
|
|
5058 if (dir)
|
|
|
5059 STRCAT(p, "/"); /* add '/' to a directory name */
|
|
|
5060 (*file)[j++] = p;
|
|
|
5061 }
|
|
|
5062 }
|
|
|
5063 vim_free(buffer);
|
|
|
5064 *num_file = j;
|
|
|
5065
|
|
|
5066 if (*num_file == 0) /* rejected all entries */
|
|
|
5067 {
|
|
|
5068 vim_free(*file);
|
|
|
5069 *file = NULL;
|
|
|
5070 goto notfound;
|
|
|
5071 }
|
|
|
5072
|
|
|
5073 return OK;
|
|
|
5074
|
|
|
5075 notfound:
|
|
|
5076 if (flags & EW_NOTFOUND)
|
|
|
5077 return save_patterns(num_pat, pat, num_file, file);
|
|
|
5078 return FAIL;
|
|
|
5079
|
|
|
5080 #endif /* __EMX__ */
|
|
|
5081 }
|
|
|
5082
|
|
|
5083 #endif /* VMS */
|
|
|
5084
|
|
|
5085 #ifndef __EMX__
|
|
|
5086 static int
|
|
|
5087 save_patterns(num_pat, pat, num_file, file)
|
|
|
5088 int num_pat;
|
|
|
5089 char_u **pat;
|
|
|
5090 int *num_file;
|
|
|
5091 char_u ***file;
|
|
|
5092 {
|
|
|
5093 int i;
|
|
|
5094
|
|
|
5095 *file = (char_u **)alloc(num_pat * sizeof(char_u *));
|
|
|
5096 if (*file == NULL)
|
|
|
5097 return FAIL;
|
|
|
5098 for (i = 0; i < num_pat; i++)
|
|
|
5099 (*file)[i] = vim_strsave(pat[i]);
|
|
|
5100 *num_file = num_pat;
|
|
|
5101 return OK;
|
|
|
5102 }
|
|
|
5103 #endif
|
|
|
5104
|
|
|
5105
|
|
|
5106 /*
|
|
|
5107 * Return TRUE if the string "p" contains a wildcard that mch_expandpath() can
|
|
|
5108 * expand.
|
|
|
5109 */
|
|
|
5110 int
|
|
|
5111 mch_has_exp_wildcard(p)
|
|
|
5112 char_u *p;
|
|
|
5113 {
|
|
|
5114 for ( ; *p; ++p)
|
|
|
5115 {
|
|
|
5116 #ifndef OS2
|
|
|
5117 if (*p == '\\' && p[1] != NUL)
|
|
|
5118 ++p;
|
|
|
5119 else
|
|
|
5120 #endif
|
|
|
5121 if (vim_strchr((char_u *)
|
|
|
5122 #ifdef VMS
|
|
|
5123 "*?%"
|
|
|
5124 #else
|
|
|
5125 # ifdef OS2
|
|
|
5126 "*?"
|
|
|
5127 # else
|
|
|
5128 "*?[{'"
|
|
|
5129 # endif
|
|
|
5130 #endif
|
|
|
5131 , *p) != NULL)
|
|
|
5132 return TRUE;
|
|
|
5133 #ifdef FEAT_MBYTE
|
|
|
5134 if (has_mbyte)
|
|
|
5135 p += (*mb_ptr2len_check)(p) - 1;
|
|
|
5136 #endif
|
|
|
5137 }
|
|
|
5138 return FALSE;
|
|
|
5139 }
|
|
|
5140
|
|
|
5141 /*
|
|
|
5142 * Return TRUE if the string "p" contains a wildcard.
|
|
|
5143 * Don't recognize '~' at the end as a wildcard.
|
|
|
5144 */
|
|
|
5145 int
|
|
|
5146 mch_has_wildcard(p)
|
|
|
5147 char_u *p;
|
|
|
5148 {
|
|
|
5149 for ( ; *p; ++p)
|
|
|
5150 {
|
|
|
5151 #ifndef OS2
|
|
|
5152 if (*p == '\\' && p[1] != NUL)
|
|
|
5153 ++p;
|
|
|
5154 else
|
|
|
5155 #endif
|
|
|
5156 if (vim_strchr((char_u *)
|
|
|
5157 #ifdef VMS
|
|
|
5158 "*?%$"
|
|
|
5159 #else
|
|
|
5160 # ifdef OS2
|
|
|
5161 # ifdef VIM_BACKTICK
|
|
|
5162 "*?$`"
|
|
|
5163 # else
|
|
|
5164 "*?$"
|
|
|
5165 # endif
|
|
|
5166 # else
|
|
|
5167 "*?[{`'$"
|
|
|
5168 # endif
|
|
|
5169 #endif
|
|
|
5170 , *p) != NULL
|
|
|
5171 || (*p == '~' && p[1] != NUL))
|
|
|
5172 return TRUE;
|
|
|
5173 #ifdef FEAT_MBYTE
|
|
|
5174 if (has_mbyte)
|
|
|
5175 p += (*mb_ptr2len_check)(p) - 1;
|
|
|
5176 #endif
|
|
|
5177 }
|
|
|
5178 return FALSE;
|
|
|
5179 }
|
|
|
5180
|
|
|
5181 #ifndef __EMX__
|
|
|
5182 static int
|
|
|
5183 have_wildcard(num, file)
|
|
|
5184 int num;
|
|
|
5185 char_u **file;
|
|
|
5186 {
|
|
|
5187 int i;
|
|
|
5188
|
|
|
5189 for (i = 0; i < num; i++)
|
|
|
5190 if (mch_has_wildcard(file[i]))
|
|
|
5191 return 1;
|
|
|
5192 return 0;
|
|
|
5193 }
|
|
|
5194
|
|
|
5195 static int
|
|
|
5196 have_dollars(num, file)
|
|
|
5197 int num;
|
|
|
5198 char_u **file;
|
|
|
5199 {
|
|
|
5200 int i;
|
|
|
5201
|
|
|
5202 for (i = 0; i < num; i++)
|
|
|
5203 if (vim_strchr(file[i], '$') != NULL)
|
|
|
5204 return TRUE;
|
|
|
5205 return FALSE;
|
|
|
5206 }
|
|
|
5207 #endif /* ifndef __EMX__ */
|
|
|
5208
|
|
|
5209 #ifndef HAVE_RENAME
|
|
|
5210 /*
|
|
|
5211 * Scaled-down version of rename(), which is missing in Xenix.
|
|
|
5212 * This version can only move regular files and will fail if the
|
|
|
5213 * destination exists.
|
|
|
5214 */
|
|
|
5215 int
|
|
|
5216 mch_rename(src, dest)
|
|
|
5217 const char *src, *dest;
|
|
|
5218 {
|
|
|
5219 struct stat st;
|
|
|
5220
|
|
|
5221 if (stat(dest, &st) >= 0) /* fail if destination exists */
|
|
|
5222 return -1;
|
|
|
5223 if (link(src, dest) != 0) /* link file to new name */
|
|
|
5224 return -1;
|
|
|
5225 if (mch_remove(src) == 0) /* delete link to old name */
|
|
|
5226 return 0;
|
|
|
5227 return -1;
|
|
|
5228 }
|
|
|
5229 #endif /* !HAVE_RENAME */
|
|
|
5230
|
|
|
5231 #ifdef FEAT_MOUSE_GPM
|
|
|
5232 /*
|
|
|
5233 * Initializes connection with gpm (if it isn't already opened)
|
|
|
5234 * Return 1 if succeeded (or connection already opened), 0 if failed
|
|
|
5235 */
|
|
|
5236 static int
|
|
|
5237 gpm_open()
|
|
|
5238 {
|
|
|
5239 static Gpm_Connect gpm_connect; /* Must it be kept till closing ? */
|
|
|
5240
|
|
|
5241 if (!gpm_flag)
|
|
|
5242 {
|
|
|
5243 gpm_connect.eventMask = (GPM_UP | GPM_DRAG | GPM_DOWN);
|
|
|
5244 gpm_connect.defaultMask = ~GPM_HARD;
|
|
|
5245 /* Default handling for mouse move*/
|
|
|
5246 gpm_connect.minMod = 0; /* Handle any modifier keys */
|
|
|
5247 gpm_connect.maxMod = 0xffff;
|
|
|
5248 if (Gpm_Open(&gpm_connect, 0) > 0)
|
|
|
5249 {
|
|
|
5250 /* gpm library tries to handling TSTP causes
|
|
|
5251 * problems. Anyways, we close connection to Gpm whenever
|
|
|
5252 * we are going to suspend or starting an external process
|
|
|
5253 * so we should'nt have problem with this
|
|
|
5254 */
|
|
|
5255 signal(SIGTSTP, restricted ? SIG_IGN : SIG_DFL);
|
|
|
5256 return 1; /* succeed */
|
|
|
5257 }
|
|
|
5258 if (gpm_fd == -2)
|
|
|
5259 Gpm_Close(); /* We don't want to talk to xterm via gpm */
|
|
|
5260 return 0;
|
|
|
5261 }
|
|
|
5262 return 1; /* already open */
|
|
|
5263 }
|
|
|
5264
|
|
|
5265 /*
|
|
|
5266 * Closes connection to gpm
|
|
|
5267 * returns non-zero if connection succesfully closed
|
|
|
5268 */
|
|
|
5269 static void
|
|
|
5270 gpm_close()
|
|
|
5271 {
|
|
|
5272 if (gpm_flag && gpm_fd >= 0) /* if Open */
|
|
|
5273 Gpm_Close();
|
|
|
5274 }
|
|
|
5275
|
|
|
5276 /* Reads gpm event and adds special keys to input buf. Returns length of
|
|
|
5277 * generated key sequence.
|
|
|
5278 * This function is made after gui_send_mouse_event
|
|
|
5279 */
|
|
|
5280 static int
|
|
|
5281 mch_gpm_process()
|
|
|
5282 {
|
|
|
5283 int button;
|
|
|
5284 static Gpm_Event gpm_event;
|
|
|
5285 char_u string[6];
|
|
|
5286 int_u vim_modifiers;
|
|
|
5287 int row,col;
|
|
|
5288 unsigned char buttons_mask;
|
|
|
5289 unsigned char gpm_modifiers;
|
|
|
5290 static unsigned char old_buttons = 0;
|
|
|
5291
|
|
|
5292 Gpm_GetEvent(&gpm_event);
|
|
|
5293
|
|
|
5294 #ifdef FEAT_GUI
|
|
|
5295 /* Don't put events in the input queue now. */
|
|
|
5296 if (hold_gui_events)
|
|
|
5297 return 0;
|
|
|
5298 #endif
|
|
|
5299
|
|
|
5300 row = gpm_event.y - 1;
|
|
|
5301 col = gpm_event.x - 1;
|
|
|
5302
|
|
|
5303 string[0] = ESC; /* Our termcode */
|
|
|
5304 string[1] = 'M';
|
|
|
5305 string[2] = 'G';
|
|
|
5306 switch (GPM_BARE_EVENTS(gpm_event.type))
|
|
|
5307 {
|
|
|
5308 case GPM_DRAG:
|
|
|
5309 string[3] = MOUSE_DRAG;
|
|
|
5310 break;
|
|
|
5311 case GPM_DOWN:
|
|
|
5312 buttons_mask = gpm_event.buttons & ~old_buttons;
|
|
|
5313 old_buttons = gpm_event.buttons;
|
|
|
5314 switch (buttons_mask)
|
|
|
5315 {
|
|
|
5316 case GPM_B_LEFT:
|
|
|
5317 button = MOUSE_LEFT;
|
|
|
5318 break;
|
|
|
5319 case GPM_B_MIDDLE:
|
|
|
5320 button = MOUSE_MIDDLE;
|
|
|
5321 break;
|
|
|
5322 case GPM_B_RIGHT:
|
|
|
5323 button = MOUSE_RIGHT;
|
|
|
5324 break;
|
|
|
5325 default:
|
|
|
5326 return 0;
|
|
|
5327 /*Don't know what to do. Can more than one button be
|
|
|
5328 * reported in one event? */
|
|
|
5329 }
|
|
|
5330 string[3] = (char_u)(button | 0x20);
|
|
|
5331 SET_NUM_MOUSE_CLICKS(string[3], gpm_event.clicks + 1);
|
|
|
5332 break;
|
|
|
5333 case GPM_UP:
|
|
|
5334 string[3] = MOUSE_RELEASE;
|
|
|
5335 old_buttons &= ~gpm_event.buttons;
|
|
|
5336 break;
|
|
|
5337 default:
|
|
|
5338 return 0;
|
|
|
5339 }
|
|
|
5340 /*This code is based on gui_x11_mouse_cb in gui_x11.c */
|
|
|
5341 gpm_modifiers = gpm_event.modifiers;
|
|
|
5342 vim_modifiers = 0x0;
|
|
|
5343 /* I ignore capslock stats. Aren't we all just hate capslock mixing with
|
|
|
5344 * Vim commands ? Besides, gpm_event.modifiers is unsigned char, and
|
|
|
5345 * K_CAPSSHIFT is defined 8, so it probably isn't even reported
|
|
|
5346 */
|
|
|
5347 if (gpm_modifiers & ((1 << KG_SHIFT) | (1 << KG_SHIFTR) | (1 << KG_SHIFTL)))
|
|
|
5348 vim_modifiers |= MOUSE_SHIFT;
|
|
|
5349
|
|
|
5350 if (gpm_modifiers & ((1 << KG_CTRL) | (1 << KG_CTRLR) | (1 << KG_CTRLL)))
|
|
|
5351 vim_modifiers |= MOUSE_CTRL;
|
|
|
5352 if (gpm_modifiers & ((1 << KG_ALT) | (1 << KG_ALTGR)))
|
|
|
5353 vim_modifiers |= MOUSE_ALT;
|
|
|
5354 string[3] |= vim_modifiers;
|
|
|
5355 string[4] = (char_u)(col + ' ' + 1);
|
|
|
5356 string[5] = (char_u)(row + ' ' + 1);
|
|
|
5357 add_to_input_buf(string, 6);
|
|
|
5358 return 6;
|
|
|
5359 }
|
|
|
5360 #endif /* FEAT_MOUSE_GPM */
|
|
|
5361
|
|
|
5362 #if defined(FEAT_LIBCALL) || defined(PROTO)
|
|
|
5363 typedef char_u * (*STRPROCSTR)__ARGS((char_u *));
|
|
|
5364 typedef char_u * (*INTPROCSTR)__ARGS((int));
|
|
|
5365 typedef int (*STRPROCINT)__ARGS((char_u *));
|
|
|
5366 typedef int (*INTPROCINT)__ARGS((int));
|
|
|
5367
|
|
|
5368 /*
|
|
|
5369 * Call a DLL routine which takes either a string or int param
|
|
|
5370 * and returns an allocated string.
|
|
|
5371 */
|
|
|
5372 int
|
|
|
5373 mch_libcall(libname, funcname, argstring, argint, string_result, number_result)
|
|
|
5374 char_u *libname;
|
|
|
5375 char_u *funcname;
|
|
|
5376 char_u *argstring; /* NULL when using a argint */
|
|
|
5377 int argint;
|
|
|
5378 char_u **string_result;/* NULL when using number_result */
|
|
|
5379 int *number_result;
|
|
|
5380 {
|
|
|
5381 # if defined(USE_DLOPEN)
|
|
|
5382 void *hinstLib;
|
|
|
5383 # else
|
|
|
5384 shl_t hinstLib;
|
|
|
5385 # endif
|
|
|
5386 STRPROCSTR ProcAdd;
|
|
|
5387 INTPROCSTR ProcAddI;
|
|
|
5388 char_u *retval_str = NULL;
|
|
|
5389 int retval_int = 0;
|
|
|
5390 int success = FALSE;
|
|
|
5391
|
|
|
5392 /* Get a handle to the DLL module. */
|
|
|
5393 # if defined(USE_DLOPEN)
|
|
|
5394 hinstLib = dlopen((char *)libname, RTLD_LAZY
|
|
|
5395 # ifdef RTLD_LOCAL
|
|
|
5396 | RTLD_LOCAL
|
|
|
5397 # endif
|
|
|
5398 );
|
|
|
5399 # else
|
|
|
5400 hinstLib = shl_load((const char*)libname, BIND_IMMEDIATE|BIND_VERBOSE, 0L);
|
|
|
5401 # endif
|
|
|
5402
|
|
|
5403 /* If the handle is valid, try to get the function address. */
|
|
|
5404 if (hinstLib != NULL)
|
|
|
5405 {
|
|
|
5406 # ifdef HAVE_SETJMP_H
|
|
|
5407 /*
|
|
|
5408 * Catch a crash when calling the library function. For example when
|
|
|
5409 * using a number where a string pointer is expected.
|
|
|
5410 */
|
|
|
5411 mch_startjmp();
|
|
|
5412 if (SETJMP(lc_jump_env) != 0)
|
|
|
5413 {
|
|
|
5414 success = FALSE;
|
|
|
5415 mch_didjmp();
|
|
|
5416 }
|
|
|
5417 else
|
|
|
5418 # endif
|
|
|
5419 {
|
|
|
5420 retval_str = NULL;
|
|
|
5421 retval_int = 0;
|
|
|
5422
|
|
|
5423 if (argstring != NULL)
|
|
|
5424 {
|
|
|
5425 # if defined(USE_DLOPEN)
|
|
|
5426 ProcAdd = (STRPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
|
|
5427 # else
|
|
|
5428 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
|
5429 TYPE_PROCEDURE, (void *)&ProcAdd) < 0)
|
|
|
5430 ProcAdd = NULL;
|
|
|
5431 # endif
|
|
|
5432 if ((success = (ProcAdd != NULL)))
|
|
|
5433 {
|
|
|
5434 if (string_result == NULL)
|
|
|
5435 retval_int = ((STRPROCINT)ProcAdd)(argstring);
|
|
|
5436 else
|
|
|
5437 retval_str = (ProcAdd)(argstring);
|
|
|
5438 }
|
|
|
5439 }
|
|
|
5440 else
|
|
|
5441 {
|
|
|
5442 # if defined(USE_DLOPEN)
|
|
|
5443 ProcAddI = (INTPROCSTR)dlsym(hinstLib, (const char *)funcname);
|
|
|
5444 # else
|
|
|
5445 if (shl_findsym(&hinstLib, (const char *)funcname,
|
|
|
5446 TYPE_PROCEDURE, (void *)&ProcAddI) < 0)
|
|
|
5447 ProcAddI = NULL;
|
|
|
5448 # endif
|
|
|
5449 if ((success = (ProcAddI != NULL)))
|
|
|
5450 {
|
|
|
5451 if (string_result == NULL)
|
|
|
5452 retval_int = ((INTPROCINT)ProcAddI)(argint);
|
|
|
5453 else
|
|
|
5454 retval_str = (ProcAddI)(argint);
|
|
|
5455 }
|
|
|
5456 }
|
|
|
5457
|
|
|
5458 /* Save the string before we free the library. */
|
|
|
5459 /* Assume that a "1" or "-1" result is an illegal pointer. */
|
|
|
5460 if (string_result == NULL)
|
|
|
5461 *number_result = retval_int;
|
|
|
5462 else if (retval_str != NULL
|
|
|
5463 && retval_str != (char_u *)1
|
|
|
5464 && retval_str != (char_u *)-1)
|
|
|
5465 *string_result = vim_strsave(retval_str);
|
|
|
5466 }
|
|
|
5467
|
|
|
5468 # ifdef HAVE_SETJMP_H
|
|
|
5469 mch_endjmp();
|
|
|
5470 # ifdef SIGHASARG
|
|
|
5471 if (lc_signal != 0)
|
|
|
5472 {
|
|
|
5473 int i;
|
|
|
5474
|
|
|
5475 /* try to find the name of this signal */
|
|
|
5476 for (i = 0; signal_info[i].sig != -1; i++)
|
|
|
5477 if (lc_signal == signal_info[i].sig)
|
|
|
5478 break;
|
|
|
5479 EMSG2("E368: got SIG%s in libcall()", signal_info[i].name);
|
|
|
5480 }
|
|
|
5481 # endif
|
|
|
5482 # endif
|
|
|
5483
|
|
|
5484 /* Free the DLL module. */
|
|
|
5485 # if defined(USE_DLOPEN)
|
|
|
5486 (void)dlclose(hinstLib);
|
|
|
5487 # else
|
|
|
5488 (void)shl_unload(hinstLib);
|
|
|
5489 # endif
|
|
|
5490 }
|
|
|
5491
|
|
|
5492 if (!success)
|
|
|
5493 {
|
|
|
5494 EMSG2(_(e_libcall), funcname);
|
|
|
5495 return FAIL;
|
|
|
5496 }
|
|
|
5497
|
|
|
5498 return OK;
|
|
|
5499 }
|
|
|
5500 #endif
|
|
|
5501
|
|
|
5502 #if (defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)) || defined(PROTO)
|
|
|
5503 static int xterm_trace = -1; /* default: disabled */
|
|
|
5504 static int xterm_button;
|
|
|
5505
|
|
|
5506 /*
|
|
|
5507 * Setup a dummy window for X selections in a terminal.
|
|
|
5508 */
|
|
|
5509 void
|
|
|
5510 setup_term_clip()
|
|
|
5511 {
|
|
|
5512 int z = 0;
|
|
|
5513 char *strp = "";
|
|
|
5514 Widget AppShell;
|
|
|
5515
|
|
|
5516 if (!x_connect_to_server())
|
|
|
5517 return;
|
|
|
5518
|
|
|
5519 open_app_context();
|
|
|
5520 if (app_context != NULL && xterm_Shell == (Widget)0)
|
|
|
5521 {
|
|
|
5522 int (*oldhandler)();
|
|
|
5523 #if defined(HAVE_SETJMP_H)
|
|
|
5524 int (*oldIOhandler)();
|
|
|
5525 #endif
|
|
|
5526 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
5527 struct timeval start_tv;
|
|
|
5528
|
|
|
5529 if (p_verbose > 0)
|
|
|
5530 gettimeofday(&start_tv, NULL);
|
|
|
5531 # endif
|
|
|
5532
|
|
|
5533 /* Ignore X errors while opening the display */
|
|
|
5534 oldhandler = XSetErrorHandler(x_error_check);
|
|
|
5535
|
|
|
5536 #if defined(HAVE_SETJMP_H)
|
|
|
5537 /* Ignore X IO errors while opening the display */
|
|
|
5538 oldIOhandler = XSetIOErrorHandler(x_IOerror_check);
|
|
|
5539 mch_startjmp();
|
|
|
5540 if (SETJMP(lc_jump_env) != 0)
|
|
|
5541 {
|
|
|
5542 mch_didjmp();
|
|
|
5543 xterm_dpy = NULL;
|
|
|
5544 }
|
|
|
5545 else
|
|
|
5546 #endif
|
|
|
5547 {
|
|
|
5548 xterm_dpy = XtOpenDisplay(app_context, xterm_display,
|
|
|
5549 "vim_xterm", "Vim_xterm", NULL, 0, &z, &strp);
|
|
|
5550 #if defined(HAVE_SETJMP_H)
|
|
|
5551 mch_endjmp();
|
|
|
5552 #endif
|
|
|
5553 }
|
|
|
5554
|
|
|
5555 #if defined(HAVE_SETJMP_H)
|
|
|
5556 /* Now handle X IO errors normally. */
|
|
|
5557 (void)XSetIOErrorHandler(oldIOhandler);
|
|
|
5558 #endif
|
|
|
5559 /* Now handle X errors normally. */
|
|
|
5560 (void)XSetErrorHandler(oldhandler);
|
|
|
5561
|
|
|
5562 if (xterm_dpy == NULL)
|
|
|
5563 {
|
|
|
5564 if (p_verbose > 0)
|
|
|
5565 MSG(_("Opening the X display failed"));
|
|
|
5566 return;
|
|
|
5567 }
|
|
|
5568
|
|
|
5569 /* Catch terminating error of the X server connection. */
|
|
|
5570 (void)XSetIOErrorHandler(x_IOerror_handler);
|
|
|
5571
|
|
|
5572 # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
|
|
|
5573 if (p_verbose > 0)
|
|
|
5574 xopen_message(&start_tv);
|
|
|
5575 # endif
|
|
|
5576
|
|
|
5577 /* Create a Shell to make converters work. */
|
|
|
5578 AppShell = XtVaAppCreateShell("vim_xterm", "Vim_xterm",
|
|
|
5579 applicationShellWidgetClass, xterm_dpy,
|
|
|
5580 NULL);
|
|
|
5581 if (AppShell == (Widget)0)
|
|
|
5582 return;
|
|
|
5583 xterm_Shell = XtVaCreatePopupShell("VIM",
|
|
|
5584 topLevelShellWidgetClass, AppShell,
|
|
|
5585 XtNmappedWhenManaged, 0,
|
|
|
5586 XtNwidth, 1,
|
|
|
5587 XtNheight, 1,
|
|
|
5588 NULL);
|
|
|
5589 if (xterm_Shell == (Widget)0)
|
|
|
5590 return;
|
|
|
5591
|
|
|
5592 x11_setup_atoms(xterm_dpy);
|
|
|
5593 if (x11_display == NULL)
|
|
|
5594 x11_display = xterm_dpy;
|
|
|
5595
|
|
|
5596 XtRealizeWidget(xterm_Shell);
|
|
|
5597 XSync(xterm_dpy, False);
|
|
|
5598 xterm_update();
|
|
|
5599 }
|
|
|
5600 if (xterm_Shell != (Widget)0)
|
|
|
5601 {
|
|
|
5602 clip_init(TRUE);
|
|
|
5603 if (x11_window == 0 && (strp = getenv("WINDOWID")) != NULL)
|
|
|
5604 x11_window = (Window)atol(strp);
|
|
|
5605 /* Check if $WINDOWID is valid. */
|
|
|
5606 if (test_x11_window(xterm_dpy) == FAIL)
|
|
|
5607 x11_window = 0;
|
|
|
5608 if (x11_window != 0)
|
|
|
5609 xterm_trace = 0;
|
|
|
5610 }
|
|
|
5611 }
|
|
|
5612
|
|
|
5613 void
|
|
|
5614 start_xterm_trace(button)
|
|
|
5615 int button;
|
|
|
5616 {
|
|
|
5617 if (x11_window == 0 || xterm_trace < 0 || xterm_Shell == (Widget)0)
|
|
|
5618 return;
|
|
|
5619 xterm_trace = 1;
|
|
|
5620 xterm_button = button;
|
|
|
5621 do_xterm_trace();
|
|
|
5622 }
|
|
|
5623
|
|
|
5624
|
|
|
5625 void
|
|
|
5626 stop_xterm_trace()
|
|
|
5627 {
|
|
|
5628 if (xterm_trace < 0)
|
|
|
5629 return;
|
|
|
5630 xterm_trace = 0;
|
|
|
5631 }
|
|
|
5632
|
|
|
5633 /*
|
|
|
5634 * Query the xterm pointer and generate mouse termcodes if necessary
|
|
|
5635 * return TRUE if dragging is active, else FALSE
|
|
|
5636 */
|
|
|
5637 static int
|
|
|
5638 do_xterm_trace()
|
|
|
5639 {
|
|
|
5640 Window root, child;
|
|
|
5641 int root_x, root_y;
|
|
|
5642 int win_x, win_y;
|
|
|
5643 int row, col;
|
|
|
5644 int_u mask_return;
|
|
|
5645 char_u buf[50];
|
|
|
5646 char_u *strp;
|
|
|
5647 long got_hints;
|
|
|
5648 static char_u *mouse_code;
|
|
|
5649 static char_u mouse_name[2] = {KS_MOUSE, KE_FILLER};
|
|
|
5650 static int prev_row = 0, prev_col = 0;
|
|
|
5651 static XSizeHints xterm_hints;
|
|
|
5652
|
|
|
5653 if (xterm_trace <= 0)
|
|
|
5654 return FALSE;
|
|
|
5655
|
|
|
5656 if (xterm_trace == 1)
|
|
|
5657 {
|
|
|
5658 /* Get the hints just before tracking starts. The font size might
|
|
|
5659 * have changed recently */
|
|
|
5660 XGetWMNormalHints(xterm_dpy, x11_window, &xterm_hints, &got_hints);
|
|
|
5661 if (!(got_hints & PResizeInc)
|
|
|
5662 || xterm_hints.width_inc <= 1
|
|
|
5663 || xterm_hints.height_inc <= 1)
|
|
|
5664 {
|
|
|
5665 xterm_trace = -1; /* Not enough data -- disable tracing */
|
|
|
5666 return FALSE;
|
|
|
5667 }
|
|
|
5668
|
|
|
5669 /* Rely on the same mouse code for the duration of this */
|
|
|
5670 mouse_code = find_termcode(mouse_name);
|
|
|
5671 prev_row = mouse_row;
|
|
|
5672 prev_row = mouse_col;
|
|
|
5673 xterm_trace = 2;
|
|
|
5674
|
|
|
5675 /* Find the offset of the chars, there might be a scrollbar on the
|
|
|
5676 * left of the window and/or a menu on the top (eterm etc.) */
|
|
|
5677 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
|
5678 &win_x, &win_y, &mask_return);
|
|
|
5679 xterm_hints.y = win_y - (xterm_hints.height_inc * mouse_row)
|
|
|
5680 - (xterm_hints.height_inc / 2);
|
|
|
5681 if (xterm_hints.y <= xterm_hints.height_inc / 2)
|
|
|
5682 xterm_hints.y = 2;
|
|
|
5683 xterm_hints.x = win_x - (xterm_hints.width_inc * mouse_col)
|
|
|
5684 - (xterm_hints.width_inc / 2);
|
|
|
5685 if (xterm_hints.x <= xterm_hints.width_inc / 2)
|
|
|
5686 xterm_hints.x = 2;
|
|
|
5687 return TRUE;
|
|
|
5688 }
|
|
|
5689 if (mouse_code == NULL)
|
|
|
5690 {
|
|
|
5691 xterm_trace = 0;
|
|
|
5692 return FALSE;
|
|
|
5693 }
|
|
|
5694
|
|
|
5695 XQueryPointer(xterm_dpy, x11_window, &root, &child, &root_x, &root_y,
|
|
|
5696 &win_x, &win_y, &mask_return);
|
|
|
5697
|
|
|
5698 row = check_row((win_y - xterm_hints.y) / xterm_hints.height_inc);
|
|
|
5699 col = check_col((win_x - xterm_hints.x) / xterm_hints.width_inc);
|
|
|
5700 if (row == prev_row && col == prev_col)
|
|
|
5701 return TRUE;
|
|
|
5702
|
|
|
5703 STRCPY(buf, mouse_code);
|
|
|
5704 strp = buf + STRLEN(buf);
|
|
|
5705 *strp++ = (xterm_button | MOUSE_DRAG) & ~0x20;
|
|
|
5706 *strp++ = (char_u)(col + ' ' + 1);
|
|
|
5707 *strp++ = (char_u)(row + ' ' + 1);
|
|
|
5708 *strp = 0;
|
|
|
5709 add_to_input_buf(buf, STRLEN(buf));
|
|
|
5710
|
|
|
5711 prev_row = row;
|
|
|
5712 prev_col = col;
|
|
|
5713 return TRUE;
|
|
|
5714 }
|
|
|
5715
|
|
|
5716 # if defined(FEAT_GUI) || defined(PROTO)
|
|
|
5717 /*
|
|
|
5718 * Destroy the display, window and app_context. Required for GTK.
|
|
|
5719 */
|
|
|
5720 void
|
|
|
5721 clear_xterm_clip()
|
|
|
5722 {
|
|
|
5723 if (xterm_Shell != (Widget)0)
|
|
|
5724 {
|
|
|
5725 XtDestroyWidget(xterm_Shell);
|
|
|
5726 xterm_Shell = (Widget)0;
|
|
|
5727 }
|
|
|
5728 if (xterm_dpy != NULL)
|
|
|
5729 {
|
|
|
5730 #if 0
|
|
|
5731 /* Lesstif and Solaris crash here, lose some memory */
|
|
|
5732 XtCloseDisplay(xterm_dpy);
|
|
|
5733 #endif
|
|
|
5734 if (x11_display == xterm_dpy)
|
|
|
5735 x11_display = NULL;
|
|
|
5736 xterm_dpy = NULL;
|
|
|
5737 }
|
|
|
5738 #if 0
|
|
|
5739 if (app_context != (XtAppContext)NULL)
|
|
|
5740 {
|
|
|
5741 /* Lesstif and Solaris crash here, lose some memory */
|
|
|
5742 XtDestroyApplicationContext(app_context);
|
|
|
5743 app_context = (XtAppContext)NULL;
|
|
|
5744 }
|
|
|
5745 #endif
|
|
|
5746 }
|
|
|
5747 # endif
|
|
|
5748
|
|
|
5749 /*
|
|
|
5750 * Catch up with any queued X events. This may put keyboard input into the
|
|
|
5751 * input buffer, call resize call-backs, trigger timers etc. If there is
|
|
|
5752 * nothing in the X event queue (& no timers pending), then we return
|
|
|
5753 * immediately.
|
|
|
5754 */
|
|
|
5755 static void
|
|
|
5756 xterm_update()
|
|
|
5757 {
|
|
|
5758 XEvent event;
|
|
|
5759
|
|
|
5760 while (XtAppPending(app_context) && !vim_is_input_buf_full())
|
|
|
5761 {
|
|
|
5762 XtAppNextEvent(app_context, &event);
|
|
|
5763 #ifdef FEAT_CLIENTSERVER
|
|
|
5764 {
|
|
|
5765 XPropertyEvent *e = (XPropertyEvent *)&event;
|
|
|
5766
|
|
|
5767 if (e->type == PropertyNotify && e->window == commWindow
|
|
|
5768 && e->atom == commProperty && e->state == PropertyNewValue)
|
|
|
5769 serverEventProc(xterm_dpy, &event);
|
|
|
5770 }
|
|
|
5771 #endif
|
|
|
5772 XtDispatchEvent(&event);
|
|
|
5773 }
|
|
|
5774 }
|
|
|
5775
|
|
|
5776 int
|
|
|
5777 clip_xterm_own_selection(cbd)
|
|
|
5778 VimClipboard *cbd;
|
|
|
5779 {
|
|
|
5780 if (xterm_Shell != (Widget)0)
|
|
|
5781 return clip_x11_own_selection(xterm_Shell, cbd);
|
|
|
5782 return FAIL;
|
|
|
5783 }
|
|
|
5784
|
|
|
5785 void
|
|
|
5786 clip_xterm_lose_selection(cbd)
|
|
|
5787 VimClipboard *cbd;
|
|
|
5788 {
|
|
|
5789 if (xterm_Shell != (Widget)0)
|
|
|
5790 clip_x11_lose_selection(xterm_Shell, cbd);
|
|
|
5791 }
|
|
|
5792
|
|
|
5793 void
|
|
|
5794 clip_xterm_request_selection(cbd)
|
|
|
5795 VimClipboard *cbd;
|
|
|
5796 {
|
|
|
5797 if (xterm_Shell != (Widget)0)
|
|
|
5798 clip_x11_request_selection(xterm_Shell, xterm_dpy, cbd);
|
|
|
5799 }
|
|
|
5800
|
|
|
5801 void
|
|
|
5802 clip_xterm_set_selection(cbd)
|
|
|
5803 VimClipboard *cbd;
|
|
|
5804 {
|
|
|
5805 clip_x11_set_selection(cbd);
|
|
|
5806 }
|
|
|
5807 #endif
|
|
|
5808
|
|
|
5809
|
|
|
5810 #if defined(USE_XSMP) || defined(PROTO)
|
|
|
5811 /*
|
|
|
5812 * Code for X Session Management Protocol.
|
|
|
5813 */
|
|
|
5814 static void xsmp_handle_save_yourself __ARGS((SmcConn smc_conn, SmPointer client_data, int save_type, Bool shutdown, int interact_style, Bool fast));
|
|
|
5815 static void xsmp_die __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
5816 static void xsmp_save_complete __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
5817 static void xsmp_shutdown_cancelled __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
5818 static void xsmp_ice_connection __ARGS((IceConn iceConn, IcePointer clientData, Bool opening, IcePointer *watchData));
|
|
|
5819
|
|
|
5820
|
|
|
5821 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
|
5822 static void xsmp_handle_interaction __ARGS((SmcConn smc_conn, SmPointer client_data));
|
|
|
5823
|
|
|
5824 /*
|
|
|
5825 * This is our chance to ask the user if they want to save,
|
|
|
5826 * or abort the logout
|
|
|
5827 */
|
|
|
5828 /*ARGSUSED*/
|
|
|
5829 static void
|
|
|
5830 xsmp_handle_interaction(smc_conn, client_data)
|
|
|
5831 SmcConn smc_conn;
|
|
|
5832 SmPointer client_data;
|
|
|
5833 {
|
|
|
5834 cmdmod_T save_cmdmod;
|
|
|
5835 int cancel_shutdown = False;
|
|
|
5836
|
|
|
5837 save_cmdmod = cmdmod;
|
|
|
5838 cmdmod.confirm = TRUE;
|
|
|
5839 if (check_changed_any(FALSE))
|
|
|
5840 /* Mustn't logout */
|
|
|
5841 cancel_shutdown = True;
|
|
|
5842 cmdmod = save_cmdmod;
|
|
|
5843 setcursor(); /* position cursor */
|
|
|
5844 out_flush();
|
|
|
5845
|
|
|
5846 /* Done interaction */
|
|
|
5847 SmcInteractDone(smc_conn, cancel_shutdown);
|
|
|
5848
|
|
|
5849 /* Finish off
|
|
|
5850 * Only end save-yourself here if we're not cancelling shutdown;
|
|
|
5851 * we'll get a cancelled callback later in which we'll end it.
|
|
|
5852 * Hopefully get around glitchy SMs (like GNOME-1)
|
|
|
5853 */
|
|
|
5854 if (!cancel_shutdown)
|
|
|
5855 {
|
|
|
5856 xsmp.save_yourself = False;
|
|
|
5857 SmcSaveYourselfDone(smc_conn, True);
|
|
|
5858 }
|
|
|
5859 }
|
|
|
5860 # endif
|
|
|
5861
|
|
|
5862 /*
|
|
|
5863 * Callback that starts save-yourself.
|
|
|
5864 */
|
|
|
5865 /*ARGSUSED*/
|
|
|
5866 static void
|
|
|
5867 xsmp_handle_save_yourself(smc_conn, client_data, save_type,
|
|
|
5868 shutdown, interact_style, fast)
|
|
|
5869 SmcConn smc_conn;
|
|
|
5870 SmPointer client_data;
|
|
|
5871 int save_type;
|
|
|
5872 Bool shutdown;
|
|
|
5873 int interact_style;
|
|
|
5874 Bool fast;
|
|
|
5875 {
|
|
|
5876 /* Handle already being in saveyourself */
|
|
|
5877 if (xsmp.save_yourself)
|
|
|
5878 SmcSaveYourselfDone(smc_conn, True);
|
|
|
5879 xsmp.save_yourself = True;
|
|
|
5880 xsmp.shutdown = shutdown;
|
|
|
5881
|
|
|
5882 /* First up, preserve all files */
|
|
|
5883 out_flush();
|
|
|
5884 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
|
|
|
5885
|
|
|
5886 if (p_verbose > 0)
|
|
|
5887 MSG(_("XSMP handling save-yourself request"));
|
|
|
5888
|
|
|
5889 # if defined(FEAT_GUI) && defined(USE_XSMP_INTERACT)
|
|
|
5890 /* Now see if we can ask about unsaved files */
|
|
|
5891 if (shutdown && !fast && gui.in_use)
|
|
|
5892 /* Need to interact with user, but need SM's permission */
|
|
|
5893 SmcInteractRequest(smc_conn, SmDialogError,
|
|
|
5894 xsmp_handle_interaction, client_data);
|
|
|
5895 else
|
|
|
5896 # endif
|
|
|
5897 {
|
|
|
5898 /* Can stop the cycle here */
|
|
|
5899 SmcSaveYourselfDone(smc_conn, True);
|
|
|
5900 xsmp.save_yourself = False;
|
|
|
5901 }
|
|
|
5902 }
|
|
|
5903
|
|
|
5904
|
|
|
5905 /*
|
|
|
5906 * Callback to warn us of imminent death.
|
|
|
5907 */
|
|
|
5908 /*ARGSUSED*/
|
|
|
5909 static void
|
|
|
5910 xsmp_die(smc_conn, client_data)
|
|
|
5911 SmcConn smc_conn;
|
|
|
5912 SmPointer client_data;
|
|
|
5913 {
|
|
|
5914 xsmp_close();
|
|
|
5915
|
|
|
5916 /* quit quickly leaving swapfiles for modified buffers behind */
|
|
|
5917 getout_preserve_modified(0);
|
|
|
5918 }
|
|
|
5919
|
|
|
5920
|
|
|
5921 /*
|
|
|
5922 * Callback to tell us that save-yourself has completed.
|
|
|
5923 */
|
|
|
5924 /*ARGSUSED*/
|
|
|
5925 static void
|
|
|
5926 xsmp_save_complete(smc_conn, client_data)
|
|
|
5927 SmcConn smc_conn;
|
|
|
5928 SmPointer client_data;
|
|
|
5929 {
|
|
|
5930 xsmp.save_yourself = False;
|
|
|
5931 }
|
|
|
5932
|
|
|
5933
|
|
|
5934 /*
|
|
|
5935 * Callback to tell us that an instigated shutdown was cancelled
|
|
|
5936 * (maybe even by us)
|
|
|
5937 */
|
|
|
5938 /*ARGSUSED*/
|
|
|
5939 static void
|
|
|
5940 xsmp_shutdown_cancelled(smc_conn, client_data)
|
|
|
5941 SmcConn smc_conn;
|
|
|
5942 SmPointer client_data;
|
|
|
5943 {
|
|
|
5944 if (xsmp.save_yourself)
|
|
|
5945 SmcSaveYourselfDone(smc_conn, True);
|
|
|
5946 xsmp.save_yourself = False;
|
|
|
5947 xsmp.shutdown = False;
|
|
|
5948 }
|
|
|
5949
|
|
|
5950
|
|
|
5951 /*
|
|
|
5952 * Callback to tell us that a new ICE connection has been established.
|
|
|
5953 */
|
|
|
5954 /*ARGSUSED*/
|
|
|
5955 static void
|
|
|
5956 xsmp_ice_connection(iceConn, clientData, opening, watchData)
|
|
|
5957 IceConn iceConn;
|
|
|
5958 IcePointer clientData;
|
|
|
5959 Bool opening;
|
|
|
5960 IcePointer *watchData;
|
|
|
5961 {
|
|
|
5962 /* Intercept creation of ICE connection fd */
|
|
|
5963 if (opening)
|
|
|
5964 {
|
|
|
5965 xsmp_icefd = IceConnectionNumber(iceConn);
|
|
|
5966 IceRemoveConnectionWatch(xsmp_ice_connection, NULL);
|
|
|
5967 }
|
|
|
5968 }
|
|
|
5969
|
|
|
5970
|
|
|
5971 /* Handle any ICE processing that's required; return FAIL if SM lost */
|
|
|
5972 int
|
|
|
5973 xsmp_handle_requests()
|
|
|
5974 {
|
|
|
5975 Bool rep;
|
|
|
5976
|
|
|
5977 if (IceProcessMessages(xsmp.iceconn, NULL, &rep)
|
|
|
5978 == IceProcessMessagesIOError)
|
|
|
5979 {
|
|
|
5980 /* Lost ICE */
|
|
|
5981 if (p_verbose > 0)
|
|
|
5982 MSG(_("XSMP lost ICE connection"));
|
|
|
5983 xsmp_close();
|
|
|
5984 return FAIL;
|
|
|
5985 }
|
|
|
5986 else
|
|
|
5987 return OK;
|
|
|
5988 }
|
|
|
5989
|
|
|
5990 static int dummy;
|
|
|
5991
|
|
|
5992 /* Set up X Session Management Protocol */
|
|
|
5993 void
|
|
|
5994 xsmp_init(void)
|
|
|
5995 {
|
|
|
5996 char errorstring[80];
|
|
|
5997 char *clientid;
|
|
|
5998 SmcCallbacks smcallbacks;
|
|
|
5999 #if 0
|
|
|
6000 SmPropValue smname;
|
|
|
6001 SmProp smnameprop;
|
|
|
6002 SmProp *smprops[1];
|
|
|
6003 #endif
|
|
|
6004
|
|
|
6005 if (p_verbose > 0)
|
|
|
6006 MSG(_("XSMP opening connection"));
|
|
|
6007
|
|
|
6008 xsmp.save_yourself = xsmp.shutdown = False;
|
|
|
6009
|
|
|
6010 /* Set up SM callbacks - must have all, even if they're not used */
|
|
|
6011 smcallbacks.save_yourself.callback = xsmp_handle_save_yourself;
|
|
|
6012 smcallbacks.save_yourself.client_data = NULL;
|
|
|
6013 smcallbacks.die.callback = xsmp_die;
|
|
|
6014 smcallbacks.die.client_data = NULL;
|
|
|
6015 smcallbacks.save_complete.callback = xsmp_save_complete;
|
|
|
6016 smcallbacks.save_complete.client_data = NULL;
|
|
|
6017 smcallbacks.shutdown_cancelled.callback = xsmp_shutdown_cancelled;
|
|
|
6018 smcallbacks.shutdown_cancelled.client_data = NULL;
|
|
|
6019
|
|
|
6020 /* Set up a watch on ICE connection creations. The "dummy" argument is
|
|
|
6021 * apparently required for FreeBSD (we get a BUS error when using NULL). */
|
|
|
6022 if (IceAddConnectionWatch(xsmp_ice_connection, &dummy) == 0)
|
|
|
6023 {
|
|
|
6024 if (p_verbose > 0)
|
|
|
6025 MSG(_("XSMP ICE connection watch failed"));
|
|
|
6026 return;
|
|
|
6027 }
|
|
|
6028
|
|
|
6029 /* Create an SM connection */
|
|
|
6030 xsmp.smcconn = SmcOpenConnection(
|
|
|
6031 NULL,
|
|
|
6032 NULL,
|
|
|
6033 SmProtoMajor,
|
|
|
6034 SmProtoMinor,
|
|
|
6035 SmcSaveYourselfProcMask | SmcDieProcMask
|
|
|
6036 | SmcSaveCompleteProcMask | SmcShutdownCancelledProcMask,
|
|
|
6037 &smcallbacks,
|
|
|
6038 NULL,
|
|
|
6039 &clientid,
|
|
|
6040 sizeof(errorstring),
|
|
|
6041 errorstring);
|
|
|
6042 if (xsmp.smcconn == NULL)
|
|
|
6043 {
|
|
|
6044 char errorreport[132];
|
|
|
6045 sprintf(errorreport, _("XSMP SmcOpenConnection failed: %s"),
|
|
|
6046 errorstring);
|
|
|
6047 if (p_verbose > 0)
|
|
|
6048 MSG(errorreport);
|
|
|
6049 return;
|
|
|
6050 }
|
|
|
6051 xsmp.iceconn = SmcGetIceConnection(xsmp.smcconn);
|
|
|
6052
|
|
|
6053 #if 0
|
|
|
6054 /* ID ourselves */
|
|
|
6055 smname.value = "vim";
|
|
|
6056 smname.length = 3;
|
|
|
6057 smnameprop.name = "SmProgram";
|
|
|
6058 smnameprop.type = "SmARRAY8";
|
|
|
6059 smnameprop.num_vals = 1;
|
|
|
6060 smnameprop.vals = &smname;
|
|
|
6061
|
|
|
6062 smprops[0] = &smnameprop;
|
|
|
6063 SmcSetProperties(xsmp.smcconn, 1, smprops);
|
|
|
6064 #endif
|
|
|
6065 }
|
|
|
6066
|
|
|
6067
|
|
|
6068 /* Shut down XSMP comms. */
|
|
|
6069 void
|
|
|
6070 xsmp_close()
|
|
|
6071 {
|
|
|
6072 if (xsmp_icefd != -1)
|
|
|
6073 {
|
|
|
6074 SmcCloseConnection(xsmp.smcconn, 0, NULL);
|
|
|
6075 xsmp_icefd = -1;
|
|
|
6076 }
|
|
|
6077 }
|
|
|
6078 #endif /* USE_XSMP */
|
|
|
6079
|
|
|
6080
|
|
|
6081 #ifdef EBCDIC
|
|
|
6082 /* Translate character to its CTRL- value */
|
|
|
6083 char CtrlTable[] =
|
|
|
6084 {
|
|
|
6085 /* 00 - 5E */
|
|
|
6086 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6087 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6088 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6089 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6090 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6091 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6092 /* ^ */ 0x1E,
|
|
|
6093 /* - */ 0x1F,
|
|
|
6094 /* 61 - 6C */
|
|
|
6095 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6096 /* _ */ 0x1F,
|
|
|
6097 /* 6E - 80 */
|
|
|
6098 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6099 /* a */ 0x01,
|
|
|
6100 /* b */ 0x02,
|
|
|
6101 /* c */ 0x03,
|
|
|
6102 /* d */ 0x37,
|
|
|
6103 /* e */ 0x2D,
|
|
|
6104 /* f */ 0x2E,
|
|
|
6105 /* g */ 0x2F,
|
|
|
6106 /* h */ 0x16,
|
|
|
6107 /* i */ 0x05,
|
|
|
6108 /* 8A - 90 */
|
|
|
6109 0, 0, 0, 0, 0, 0, 0,
|
|
|
6110 /* j */ 0x15,
|
|
|
6111 /* k */ 0x0B,
|
|
|
6112 /* l */ 0x0C,
|
|
|
6113 /* m */ 0x0D,
|
|
|
6114 /* n */ 0x0E,
|
|
|
6115 /* o */ 0x0F,
|
|
|
6116 /* p */ 0x10,
|
|
|
6117 /* q */ 0x11,
|
|
|
6118 /* r */ 0x12,
|
|
|
6119 /* 9A - A1 */
|
|
|
6120 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6121 /* s */ 0x13,
|
|
|
6122 /* t */ 0x3C,
|
|
|
6123 /* u */ 0x3D,
|
|
|
6124 /* v */ 0x32,
|
|
|
6125 /* w */ 0x26,
|
|
|
6126 /* x */ 0x18,
|
|
|
6127 /* y */ 0x19,
|
|
|
6128 /* z */ 0x3F,
|
|
|
6129 /* AA - AC */
|
|
|
6130 0, 0, 0,
|
|
|
6131 /* [ */ 0x27,
|
|
|
6132 /* AE - BC */
|
|
|
6133 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6134 /* ] */ 0x1D,
|
|
|
6135 /* BE - C0 */ 0, 0, 0,
|
|
|
6136 /* A */ 0x01,
|
|
|
6137 /* B */ 0x02,
|
|
|
6138 /* C */ 0x03,
|
|
|
6139 /* D */ 0x37,
|
|
|
6140 /* E */ 0x2D,
|
|
|
6141 /* F */ 0x2E,
|
|
|
6142 /* G */ 0x2F,
|
|
|
6143 /* H */ 0x16,
|
|
|
6144 /* I */ 0x05,
|
|
|
6145 /* CA - D0 */ 0, 0, 0, 0, 0, 0, 0,
|
|
|
6146 /* J */ 0x15,
|
|
|
6147 /* K */ 0x0B,
|
|
|
6148 /* L */ 0x0C,
|
|
|
6149 /* M */ 0x0D,
|
|
|
6150 /* N */ 0x0E,
|
|
|
6151 /* O */ 0x0F,
|
|
|
6152 /* P */ 0x10,
|
|
|
6153 /* Q */ 0x11,
|
|
|
6154 /* R */ 0x12,
|
|
|
6155 /* DA - DF */ 0, 0, 0, 0, 0, 0,
|
|
|
6156 /* \ */ 0x1C,
|
|
|
6157 /* E1 */ 0,
|
|
|
6158 /* S */ 0x13,
|
|
|
6159 /* T */ 0x3C,
|
|
|
6160 /* U */ 0x3D,
|
|
|
6161 /* V */ 0x32,
|
|
|
6162 /* W */ 0x26,
|
|
|
6163 /* X */ 0x18,
|
|
|
6164 /* Y */ 0x19,
|
|
|
6165 /* Z */ 0x3F,
|
|
|
6166 /* EA - FF*/ 0, 0, 0, 0, 0, 0,
|
|
|
6167 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
6168 };
|
|
|
6169
|
|
|
6170 char MetaCharTable[]=
|
|
|
6171 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
|
6172 0, 0, 0, 0,'\\', 0,'F', 0,'W','M','N', 0, 0, 0, 0, 0,
|
|
|
6173 0, 0, 0, 0,']', 0, 0,'G', 0, 0,'R','O', 0, 0, 0, 0,
|
|
|
6174 '@','A','B','C','D','E', 0, 0,'H','I','J','K','L', 0, 0, 0,
|
|
|
6175 'P','Q', 0,'S','T','U','V', 0,'X','Y','Z','[', 0, 0,'^', 0
|
|
|
6176 };
|
|
|
6177
|
|
|
6178
|
|
|
6179 /* TODO: Use characters NOT numbers!!! */
|
|
|
6180 char CtrlCharTable[]=
|
|
|
6181 {/* 0 1 2 3 4 5 6 7 8 9 A B C D E F */
|
|
|
6182 124,193,194,195, 0,201, 0, 0, 0, 0, 0,210,211,212,213,214,
|
|
|
6183 215,216,217,226, 0,209,200, 0,231,232, 0, 0,224,189, 95,109,
|
|
|
6184 0, 0, 0, 0, 0, 0,230,173, 0, 0, 0, 0, 0,197,198,199,
|
|
|
6185 0, 0,229, 0, 0, 0, 0,196, 0, 0, 0, 0,227,228, 0,233,
|
|
|
6186 };
|
|
|
6187
|
|
|
6188
|
|
|
6189 #endif
|
