7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * CSCOPE support for Vim added by Andy Kahn <kahn@zk3.dec.com>
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148
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4 * Ported to Win32 by Sergey Khorev <sergey.khorev@gmail.com>
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7
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5 *
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6 * The basic idea/structure of cscope for Vim was borrowed from Nvi. There
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7 * might be a few lines of code that look similar to what Nvi has.
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8 *
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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 #include "vim.h"
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13
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14 #if defined(FEAT_CSCOPE) || defined(PROTO)
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15
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16 #include <string.h>
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17 #include <errno.h>
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18 #include <assert.h>
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19 #include <sys/types.h>
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20 #include <sys/stat.h>
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21 #if defined(UNIX)
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22 # include <sys/wait.h>
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23 #else
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24 /* not UNIX, must be WIN32 */
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714
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25 # include "vimio.h"
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7
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26 #endif
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27 #include "if_cscope.h"
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28
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29 static void cs_usage_msg __ARGS((csid_e x));
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30 static int cs_add __ARGS((exarg_T *eap));
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31 static void cs_stat_emsg __ARGS((char *fname));
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32 static int cs_add_common __ARGS((char *, char *, char *));
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33 static int cs_check_for_connections __ARGS((void));
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34 static int cs_check_for_tags __ARGS((void));
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35 static int cs_cnt_connections __ARGS((void));
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36 static void cs_reading_emsg __ARGS((int idx));
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37 static int cs_cnt_matches __ARGS((int idx));
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38 static char * cs_create_cmd __ARGS((char *csoption, char *pattern));
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39 static int cs_create_connection __ARGS((int i));
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40 static void do_cscope_general __ARGS((exarg_T *eap, int make_split));
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636
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41 #ifdef FEAT_QUICKFIX
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7
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42 static void cs_file_results __ARGS((FILE *, int *));
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636
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43 #endif
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7
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44 static void cs_fill_results __ARGS((char *, int , int *, char ***,
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45 char ***, int *));
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46 static int cs_find __ARGS((exarg_T *eap));
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665
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47 static int cs_find_common __ARGS((char *opt, char *pat, int, int, int));
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7
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48 static int cs_help __ARGS((exarg_T *eap));
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49 static void cs_init __ARGS((void));
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50 static void clear_csinfo __ARGS((int i));
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51 static int cs_insert_filelist __ARGS((char *, char *, char *,
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52 struct stat *));
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53 static int cs_kill __ARGS((exarg_T *eap));
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54 static void cs_kill_execute __ARGS((int, char *));
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55 static cscmd_T * cs_lookup_cmd __ARGS((exarg_T *eap));
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56 static char * cs_make_vim_style_matches __ARGS((char *, char *,
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57 char *, char *));
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58 static char * cs_manage_matches __ARGS((char **, char **, int, mcmd_e));
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59 static char * cs_parse_results __ARGS((int cnumber, char *buf, int bufsize, char **context, char **linenumber, char **search));
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60 static char * cs_pathcomponents __ARGS((char *path));
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61 static void cs_print_tags_priv __ARGS((char **, char **, int));
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1385
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62 static int cs_read_prompt __ARGS((int));
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7
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63 static void cs_release_csp __ARGS((int, int freefnpp));
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64 static int cs_reset __ARGS((exarg_T *eap));
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65 static char * cs_resolve_file __ARGS((int, char *));
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66 static int cs_show __ARGS((exarg_T *eap));
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67
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68
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69 static csinfo_T csinfo[CSCOPE_MAX_CONNECTIONS];
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1372
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70 static int eap_arg_len; /* length of eap->arg, set in
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71 cs_lookup_cmd() */
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7
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72 static cscmd_T cs_cmds[] =
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73 {
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74 { "add", cs_add,
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75 N_("Add a new database"), "add file|dir [pre-path] [flags]", 0 },
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76 { "find", cs_find,
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77 N_("Query for a pattern"), FIND_USAGE, 1 },
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78 { "help", cs_help,
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79 N_("Show this message"), "help", 0 },
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80 { "kill", cs_kill,
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81 N_("Kill a connection"), "kill #", 0 },
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82 { "reset", cs_reset,
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83 N_("Reinit all connections"), "reset", 0 },
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84 { "show", cs_show,
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85 N_("Show connections"), "show", 0 },
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86 { NULL }
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87 };
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88
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89 static void
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90 cs_usage_msg(x)
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91 csid_e x;
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92 {
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93 (void)EMSG2(_("E560: Usage: cs[cope] %s"), cs_cmds[(int)x].usage);
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94 }
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95
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96 /*
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97 * PRIVATE: do_cscope_general
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98 *
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99 * find the command, print help if invalid, and the then call the
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100 * corresponding command function,
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101 * called from do_cscope and do_scscope
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102 */
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103 static void
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104 do_cscope_general(eap, make_split)
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105 exarg_T *eap;
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106 int make_split; /* whether to split window */
|
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107 {
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108 cscmd_T *cmdp;
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109
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110 cs_init();
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111 if ((cmdp = cs_lookup_cmd(eap)) == NULL)
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112 {
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113 cs_help(eap);
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114 return;
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115 }
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116
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117 #ifdef FEAT_WINDOWS
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118 if (make_split)
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119 {
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120 if (!cmdp->cansplit)
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121 {
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122 (void)MSG_PUTS(_("This cscope command does not support splitting the window.\n"));
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123 return;
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124 }
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125 postponed_split = -1;
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126 postponed_split_flags = cmdmod.split;
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1090
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127 postponed_split_tab = cmdmod.tab;
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7
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128 }
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129 #endif
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130
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131 cmdp->func(eap);
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132
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133 #ifdef FEAT_WINDOWS
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134 postponed_split_flags = 0;
|
1090
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135 postponed_split_tab = 0;
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7
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136 #endif
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137 }
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138
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139 /*
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140 * PUBLIC: do_cscope
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141 */
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142 void
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143 do_cscope(eap)
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144 exarg_T *eap;
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145 {
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146 do_cscope_general(eap, FALSE);
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147 }
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148
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149 /*
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150 * PUBLIC: do_scscope
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151 *
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152 * same as do_cscope, but splits window, too.
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153 */
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154 void
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155 do_scscope(eap)
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156 exarg_T *eap;
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157 {
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158 do_cscope_general(eap, TRUE);
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159 }
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160
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161 /*
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162 * PUBLIC: do_cstag
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163 *
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164 */
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165 void
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166 do_cstag(eap)
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167 exarg_T *eap;
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168 {
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169 int ret = FALSE;
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170
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171 cs_init();
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172
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1621
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173 if (*eap->arg == NUL)
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7
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174 {
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175 (void)EMSG(_("E562: Usage: cstag <ident>"));
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176 return;
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177 }
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178
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179 switch (p_csto)
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180 {
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181 case 0 :
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182 if (cs_check_for_connections())
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183 {
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665
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184 ret = cs_find_common("g", (char *)(eap->arg), eap->forceit, FALSE,
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185 FALSE);
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7
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186 if (ret == FALSE)
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187 {
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188 cs_free_tags();
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189 if (msg_col)
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190 msg_putchar('\n');
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191
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192 if (cs_check_for_tags())
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193 ret = do_tag(eap->arg, DT_JUMP, 0, eap->forceit, FALSE);
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194 }
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195 }
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196 else if (cs_check_for_tags())
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197 {
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198 ret = do_tag(eap->arg, DT_JUMP, 0, eap->forceit, FALSE);
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199 }
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200 break;
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201 case 1 :
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202 if (cs_check_for_tags())
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203 {
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204 ret = do_tag(eap->arg, DT_JUMP, 0, eap->forceit, FALSE);
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205 if (ret == FALSE)
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206 {
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207 if (msg_col)
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208 msg_putchar('\n');
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209
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210 if (cs_check_for_connections())
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211 {
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212 ret = cs_find_common("g", (char *)(eap->arg), eap->forceit,
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665
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213 FALSE, FALSE);
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7
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214 if (ret == FALSE)
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215 cs_free_tags();
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216 }
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217 }
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218 }
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219 else if (cs_check_for_connections())
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220 {
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665
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221 ret = cs_find_common("g", (char *)(eap->arg), eap->forceit, FALSE,
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222 FALSE);
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7
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223 if (ret == FALSE)
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224 cs_free_tags();
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225 }
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226 break;
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227 default :
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228 break;
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229 }
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230
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231 if (!ret)
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232 {
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233 (void)EMSG(_("E257: cstag: tag not found"));
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234 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
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235 g_do_tagpreview = 0;
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236 #endif
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237 }
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238
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239 } /* do_cscope */
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240
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241
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242 /*
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243 * PUBLIC: cs_find
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244 *
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245 * this simulates a vim_fgets(), but for cscope, returns the next line
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246 * from the cscope output. should only be called from find_tags()
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247 *
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248 * returns TRUE if eof, FALSE otherwise
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249 */
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250 int
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251 cs_fgets(buf, size)
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252 char_u *buf;
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253 int size;
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254 {
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255 char *p;
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256
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257 if ((p = cs_manage_matches(NULL, NULL, -1, Get)) == NULL)
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258 return TRUE;
|
1372
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259 vim_strncpy(buf, (char_u *)p, size - 1);
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7
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260
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261 return FALSE;
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262 } /* cs_fgets */
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263
|
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264
|
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265 /*
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266 * PUBLIC: cs_free_tags
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267 *
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268 * called only from do_tag(), when popping the tag stack
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269 */
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270 void
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271 cs_free_tags()
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272 {
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273 cs_manage_matches(NULL, NULL, -1, Free);
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274 }
|
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275
|
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276
|
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277 /*
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278 * PUBLIC: cs_print_tags
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279 *
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280 * called from do_tag()
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281 */
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282 void
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283 cs_print_tags()
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284 {
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285 cs_manage_matches(NULL, NULL, -1, Print);
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286 }
|
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287
|
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288
|
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289 /*
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290 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
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291 *
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292 * Checks for the existence of a |cscope| connection. If no
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293 * parameters are specified, then the function returns:
|
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294 *
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295 * 0, if cscope was not available (not compiled in), or if there
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296 * are no cscope connections; or
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297 * 1, if there is at least one cscope connection.
|
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298 *
|
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299 * If parameters are specified, then the value of {num}
|
|
300 * determines how existence of a cscope connection is checked:
|
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301 *
|
|
302 * {num} Description of existence check
|
|
303 * ----- ------------------------------
|
|
304 * 0 Same as no parameters (e.g., "cscope_connection()").
|
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305 * 1 Ignore {prepend}, and use partial string matches for
|
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306 * {dbpath}.
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307 * 2 Ignore {prepend}, and use exact string matches for
|
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308 * {dbpath}.
|
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309 * 3 Use {prepend}, use partial string matches for both
|
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310 * {dbpath} and {prepend}.
|
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311 * 4 Use {prepend}, use exact string matches for both
|
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312 * {dbpath} and {prepend}.
|
|
313 *
|
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314 * Note: All string comparisons are case sensitive!
|
|
315 */
|
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316 #if defined(FEAT_EVAL) || defined(PROTO)
|
|
317 int
|
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318 cs_connection(num, dbpath, ppath)
|
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319 int num;
|
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320 char_u *dbpath;
|
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321 char_u *ppath;
|
|
322 {
|
|
323 int i;
|
|
324
|
|
325 if (num < 0 || num > 4 || (num > 0 && !dbpath))
|
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326 return FALSE;
|
|
327
|
|
328 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
329 {
|
|
330 if (!csinfo[i].fname)
|
|
331 continue;
|
|
332
|
|
333 if (num == 0)
|
|
334 return TRUE;
|
|
335
|
|
336 switch (num)
|
|
337 {
|
|
338 case 1:
|
|
339 if (strstr(csinfo[i].fname, (char *)dbpath))
|
|
340 return TRUE;
|
|
341 break;
|
|
342 case 2:
|
|
343 if (strcmp(csinfo[i].fname, (char *)dbpath) == 0)
|
|
344 return TRUE;
|
|
345 break;
|
|
346 case 3:
|
|
347 if (strstr(csinfo[i].fname, (char *)dbpath)
|
|
348 && ((!ppath && !csinfo[i].ppath)
|
|
349 || (ppath
|
|
350 && csinfo[i].ppath
|
|
351 && strstr(csinfo[i].ppath, (char *)ppath))))
|
|
352 return TRUE;
|
|
353 break;
|
|
354 case 4:
|
|
355 if ((strcmp(csinfo[i].fname, (char *)dbpath) == 0)
|
|
356 && ((!ppath && !csinfo[i].ppath)
|
|
357 || (ppath
|
|
358 && csinfo[i].ppath
|
|
359 && (strcmp(csinfo[i].ppath, (char *)ppath) == 0))))
|
|
360 return TRUE;
|
|
361 break;
|
|
362 }
|
|
363 }
|
|
364
|
|
365 return FALSE;
|
|
366 } /* cs_connection */
|
|
367 #endif
|
|
368
|
|
369
|
|
370 /*
|
|
371 * PRIVATE functions
|
|
372 ****************************************************************************/
|
|
373
|
|
374 /*
|
|
375 * PRIVATE: cs_add
|
|
376 *
|
|
377 * add cscope database or a directory name (to look for cscope.out)
|
1372
|
378 * to the cscope connection list
|
7
|
379 *
|
|
380 * MAXPATHL 256
|
|
381 */
|
|
382 /* ARGSUSED */
|
|
383 static int
|
|
384 cs_add(eap)
|
|
385 exarg_T *eap;
|
|
386 {
|
|
387 char *fname, *ppath, *flags = NULL;
|
|
388
|
|
389 if ((fname = strtok((char *)NULL, (const char *)" ")) == NULL)
|
|
390 {
|
|
391 cs_usage_msg(Add);
|
|
392 return CSCOPE_FAILURE;
|
|
393 }
|
|
394 if ((ppath = strtok((char *)NULL, (const char *)" ")) != NULL)
|
|
395 flags = strtok((char *)NULL, (const char *)" ");
|
|
396
|
|
397 return cs_add_common(fname, ppath, flags);
|
|
398 }
|
|
399
|
|
400 static void
|
|
401 cs_stat_emsg(fname)
|
|
402 char *fname;
|
|
403 {
|
|
404 char *stat_emsg = _("E563: stat(%s) error: %d");
|
|
405 char *buf = (char *)alloc((unsigned)strlen(stat_emsg) + MAXPATHL + 10);
|
|
406
|
|
407 if (buf != NULL)
|
|
408 {
|
|
409 (void)sprintf(buf, stat_emsg, fname, errno);
|
|
410 (void)EMSG(buf);
|
|
411 vim_free(buf);
|
|
412 }
|
|
413 else
|
|
414 (void)EMSG(_("E563: stat error"));
|
|
415 }
|
|
416
|
|
417
|
|
418 /*
|
|
419 * PRIVATE: cs_add_common
|
|
420 *
|
|
421 * the common routine to add a new cscope connection. called by
|
|
422 * cs_add() and cs_reset(). i really don't like to do this, but this
|
|
423 * routine uses a number of goto statements.
|
|
424 */
|
|
425 static int
|
|
426 cs_add_common(arg1, arg2, flags)
|
|
427 char *arg1; /* filename - may contain environment variables */
|
|
428 char *arg2; /* prepend path - may contain environment variables */
|
|
429 char *flags;
|
|
430 {
|
|
431 struct stat statbuf;
|
12
|
432 int ret;
|
|
433 char *fname = NULL;
|
|
434 char *fname2 = NULL;
|
|
435 char *ppath = NULL;
|
|
436 int i;
|
7
|
437
|
|
438 /* get the filename (arg1), expand it, and try to stat it */
|
12
|
439 if ((fname = (char *)alloc(MAXPATHL + 1)) == NULL)
|
7
|
440 goto add_err;
|
|
441
|
|
442 expand_env((char_u *)arg1, (char_u *)fname, MAXPATHL);
|
|
443 ret = stat(fname, &statbuf);
|
|
444 if (ret < 0)
|
|
445 {
|
|
446 staterr:
|
|
447 if (p_csverbose)
|
|
448 cs_stat_emsg(fname);
|
|
449 goto add_err;
|
|
450 }
|
|
451
|
|
452 /* get the prepend path (arg2), expand it, and try to stat it */
|
|
453 if (arg2 != NULL)
|
|
454 {
|
|
455 struct stat statbuf2;
|
|
456
|
12
|
457 if ((ppath = (char *)alloc(MAXPATHL + 1)) == NULL)
|
7
|
458 goto add_err;
|
|
459
|
|
460 expand_env((char_u *)arg2, (char_u *)ppath, MAXPATHL);
|
|
461 ret = stat(ppath, &statbuf2);
|
|
462 if (ret < 0)
|
|
463 goto staterr;
|
|
464 }
|
|
465
|
|
466 /* if filename is a directory, append the cscope database name to it */
|
|
467 if ((statbuf.st_mode & S_IFMT) == S_IFDIR)
|
|
468 {
|
835
|
469 fname2 = (char *)alloc((unsigned)(strlen(CSCOPE_DBFILE) + strlen(fname) + 2));
|
7
|
470 if (fname2 == NULL)
|
|
471 goto add_err;
|
|
472
|
|
473 while (fname[strlen(fname)-1] == '/'
|
|
474 #ifdef WIN32
|
|
475 || fname[strlen(fname)-1] == '\\'
|
|
476 #endif
|
|
477 )
|
|
478 {
|
|
479 fname[strlen(fname)-1] = '\0';
|
|
480 if (strlen(fname) == 0)
|
|
481 break;
|
|
482 }
|
|
483 if (fname[0] == '\0')
|
|
484 (void)sprintf(fname2, "/%s", CSCOPE_DBFILE);
|
|
485 else
|
|
486 (void)sprintf(fname2, "%s/%s", fname, CSCOPE_DBFILE);
|
|
487
|
|
488 ret = stat(fname2, &statbuf);
|
|
489 if (ret < 0)
|
|
490 {
|
|
491 if (p_csverbose)
|
|
492 cs_stat_emsg(fname2);
|
|
493 goto add_err;
|
|
494 }
|
|
495
|
|
496 i = cs_insert_filelist(fname2, ppath, flags, &statbuf);
|
|
497 }
|
|
498 #if defined(UNIX)
|
|
499 else if (S_ISREG(statbuf.st_mode) || S_ISLNK(statbuf.st_mode))
|
|
500 #else
|
1385
|
501 /* WIN32 - substitute define S_ISREG from os_unix.h */
|
7
|
502 else if (((statbuf.st_mode) & S_IFMT) == S_IFREG)
|
|
503 #endif
|
|
504 {
|
|
505 i = cs_insert_filelist(fname, ppath, flags, &statbuf);
|
|
506 }
|
|
507 else
|
|
508 {
|
|
509 if (p_csverbose)
|
|
510 (void)EMSG2(
|
|
511 _("E564: %s is not a directory or a valid cscope database"),
|
|
512 fname);
|
|
513 goto add_err;
|
|
514 }
|
|
515
|
|
516 if (i != -1)
|
|
517 {
|
|
518 if (cs_create_connection(i) == CSCOPE_FAILURE
|
|
519 || cs_read_prompt(i) == CSCOPE_FAILURE)
|
|
520 {
|
|
521 cs_release_csp(i, TRUE);
|
|
522 goto add_err;
|
|
523 }
|
|
524
|
|
525 if (p_csverbose)
|
|
526 {
|
|
527 msg_clr_eos();
|
|
528 (void)smsg_attr(hl_attr(HLF_R),
|
|
529 (char_u *)_("Added cscope database %s"),
|
|
530 csinfo[i].fname);
|
|
531 }
|
|
532 }
|
|
533
|
|
534 vim_free(fname);
|
|
535 vim_free(fname2);
|
|
536 vim_free(ppath);
|
|
537 return CSCOPE_SUCCESS;
|
|
538
|
|
539 add_err:
|
|
540 vim_free(fname2);
|
|
541 vim_free(fname);
|
|
542 vim_free(ppath);
|
|
543 return CSCOPE_FAILURE;
|
|
544 } /* cs_add_common */
|
|
545
|
|
546
|
|
547 static int
|
|
548 cs_check_for_connections()
|
|
549 {
|
|
550 return (cs_cnt_connections() > 0);
|
|
551 } /* cs_check_for_connections */
|
|
552
|
|
553
|
|
554 static int
|
|
555 cs_check_for_tags()
|
|
556 {
|
301
|
557 return (p_tags[0] != NUL && curbuf->b_p_tags != NULL);
|
7
|
558 } /* cs_check_for_tags */
|
|
559
|
|
560
|
|
561 /*
|
|
562 * PRIVATE: cs_cnt_connections
|
|
563 *
|
|
564 * count the number of cscope connections
|
|
565 */
|
|
566 static int
|
|
567 cs_cnt_connections()
|
|
568 {
|
|
569 short i;
|
|
570 short cnt = 0;
|
|
571
|
|
572 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
573 {
|
|
574 if (csinfo[i].fname != NULL)
|
|
575 cnt++;
|
|
576 }
|
|
577 return cnt;
|
|
578 } /* cs_cnt_connections */
|
|
579
|
|
580 static void
|
|
581 cs_reading_emsg(idx)
|
|
582 int idx; /* connection index */
|
|
583 {
|
|
584 EMSGN(_("E262: error reading cscope connection %ld"), idx);
|
|
585 }
|
|
586
|
|
587 #define CSREAD_BUFSIZE 2048
|
|
588 /*
|
|
589 * PRIVATE: cs_cnt_matches
|
|
590 *
|
|
591 * count the number of matches for a given cscope connection.
|
|
592 */
|
|
593 static int
|
|
594 cs_cnt_matches(idx)
|
|
595 int idx;
|
|
596 {
|
|
597 char *stok;
|
|
598 char *buf;
|
|
599 int nlines;
|
|
600
|
|
601 buf = (char *)alloc(CSREAD_BUFSIZE);
|
|
602 if (buf == NULL)
|
|
603 return 0;
|
|
604 for (;;)
|
|
605 {
|
|
606 if (!fgets(buf, CSREAD_BUFSIZE, csinfo[idx].fr_fp))
|
|
607 {
|
|
608 if (feof(csinfo[idx].fr_fp))
|
|
609 errno = EIO;
|
|
610
|
|
611 cs_reading_emsg(idx);
|
|
612
|
|
613 vim_free(buf);
|
|
614 return -1;
|
|
615 }
|
|
616
|
|
617 /*
|
|
618 * If the database is out of date, or there's some other problem,
|
|
619 * cscope will output error messages before the number-of-lines output.
|
|
620 * Display/discard any output that doesn't match what we want.
|
1058
|
621 * Accept "\S*cscope: X lines", also matches "mlcscope".
|
7
|
622 */
|
|
623 if ((stok = strtok(buf, (const char *)" ")) == NULL)
|
|
624 continue;
|
1058
|
625 if (strstr((const char *)stok, "cscope:") == NULL)
|
7
|
626 continue;
|
|
627
|
|
628 if ((stok = strtok(NULL, (const char *)" ")) == NULL)
|
|
629 continue;
|
|
630 nlines = atoi(stok);
|
|
631 if (nlines < 0)
|
|
632 {
|
|
633 nlines = 0;
|
|
634 break;
|
|
635 }
|
|
636
|
|
637 if ((stok = strtok(NULL, (const char *)" ")) == NULL)
|
|
638 continue;
|
|
639 if (strncmp((const char *)stok, "lines", 5))
|
|
640 continue;
|
|
641
|
|
642 break;
|
|
643 }
|
|
644
|
|
645 vim_free(buf);
|
|
646 return nlines;
|
|
647 } /* cs_cnt_matches */
|
|
648
|
|
649
|
|
650 /*
|
|
651 * PRIVATE: cs_create_cmd
|
|
652 *
|
|
653 * Creates the actual cscope command query from what the user entered.
|
|
654 */
|
|
655 static char *
|
|
656 cs_create_cmd(csoption, pattern)
|
|
657 char *csoption;
|
|
658 char *pattern;
|
|
659 {
|
|
660 char *cmd;
|
|
661 short search;
|
|
662
|
|
663 switch (csoption[0])
|
|
664 {
|
|
665 case '0' : case 's' :
|
|
666 search = 0;
|
|
667 break;
|
|
668 case '1' : case 'g' :
|
|
669 search = 1;
|
|
670 break;
|
|
671 case '2' : case 'd' :
|
|
672 search = 2;
|
|
673 break;
|
|
674 case '3' : case 'c' :
|
|
675 search = 3;
|
|
676 break;
|
|
677 case '4' : case 't' :
|
|
678 search = 4;
|
|
679 break;
|
|
680 case '6' : case 'e' :
|
|
681 search = 6;
|
|
682 break;
|
|
683 case '7' : case 'f' :
|
|
684 search = 7;
|
|
685 break;
|
|
686 case '8' : case 'i' :
|
|
687 search = 8;
|
|
688 break;
|
|
689 default :
|
|
690 (void)EMSG(_("E561: unknown cscope search type"));
|
|
691 cs_usage_msg(Find);
|
|
692 return NULL;
|
|
693 }
|
|
694
|
835
|
695 if ((cmd = (char *)alloc((unsigned)(strlen(pattern) + 2))) == NULL)
|
7
|
696 return NULL;
|
|
697
|
|
698 (void)sprintf(cmd, "%d%s", search, pattern);
|
|
699
|
|
700 return cmd;
|
|
701 } /* cs_create_cmd */
|
|
702
|
|
703
|
|
704 /*
|
|
705 * PRIVATE: cs_create_connection
|
|
706 *
|
|
707 * This piece of code was taken/adapted from nvi. do we need to add
|
|
708 * the BSD license notice?
|
|
709 */
|
|
710 static int
|
|
711 cs_create_connection(i)
|
|
712 int i;
|
|
713 {
|
1385
|
714 #ifdef UNIX
|
|
715 int to_cs[2], from_cs[2];
|
|
716 #endif
|
|
717 int len;
|
|
718 char *prog, *cmd, *ppath = NULL;
|
|
719 #ifdef WIN32
|
|
720 int fd;
|
|
721 SECURITY_ATTRIBUTES sa;
|
|
722 PROCESS_INFORMATION pi;
|
|
723 STARTUPINFO si;
|
|
724 BOOL pipe_stdin = FALSE, pipe_stdout = FALSE;
|
|
725 HANDLE stdin_rd, stdout_rd;
|
|
726 HANDLE stdout_wr, stdin_wr;
|
|
727 BOOL created;
|
1393
|
728 # ifdef __BORLANDC__
|
|
729 # define OPEN_OH_ARGTYPE long
|
|
730 # else
|
|
731 # if (_MSC_VER >= 1300)
|
|
732 # define OPEN_OH_ARGTYPE intptr_t
|
|
733 # else
|
|
734 # define OPEN_OH_ARGTYPE long
|
|
735 # endif
|
|
736 # endif
|
7
|
737 #endif
|
|
738
|
1385
|
739 #if defined(UNIX)
|
7
|
740 /*
|
|
741 * Cscope reads from to_cs[0] and writes to from_cs[1]; vi reads from
|
|
742 * from_cs[0] and writes to to_cs[1].
|
|
743 */
|
|
744 to_cs[0] = to_cs[1] = from_cs[0] = from_cs[1] = -1;
|
|
745 if (pipe(to_cs) < 0 || pipe(from_cs) < 0)
|
|
746 {
|
|
747 (void)EMSG(_("E566: Could not create cscope pipes"));
|
|
748 err_closing:
|
|
749 if (to_cs[0] != -1)
|
|
750 (void)close(to_cs[0]);
|
|
751 if (to_cs[1] != -1)
|
|
752 (void)close(to_cs[1]);
|
|
753 if (from_cs[0] != -1)
|
|
754 (void)close(from_cs[0]);
|
|
755 if (from_cs[1] != -1)
|
|
756 (void)close(from_cs[1]);
|
|
757 return CSCOPE_FAILURE;
|
|
758 }
|
|
759
|
|
760 switch (csinfo[i].pid = fork())
|
|
761 {
|
|
762 case -1:
|
|
763 (void)EMSG(_("E622: Could not fork for cscope"));
|
|
764 goto err_closing;
|
|
765 case 0: /* child: run cscope. */
|
|
766 if (dup2(to_cs[0], STDIN_FILENO) == -1)
|
|
767 PERROR("cs_create_connection 1");
|
|
768 if (dup2(from_cs[1], STDOUT_FILENO) == -1)
|
|
769 PERROR("cs_create_connection 2");
|
|
770 if (dup2(from_cs[1], STDERR_FILENO) == -1)
|
|
771 PERROR("cs_create_connection 3");
|
|
772
|
|
773 /* close unused */
|
|
774 (void)close(to_cs[1]);
|
|
775 (void)close(from_cs[0]);
|
|
776 #else
|
1385
|
777 /* WIN32 */
|
|
778 /* Create pipes to communicate with cscope */
|
|
779 sa.nLength = sizeof(SECURITY_ATTRIBUTES);
|
|
780 sa.bInheritHandle = TRUE;
|
|
781 sa.lpSecurityDescriptor = NULL;
|
|
782
|
|
783 if (!(pipe_stdin = CreatePipe(&stdin_rd, &stdin_wr, &sa, 0))
|
|
784 || !(pipe_stdout = CreatePipe(&stdout_rd, &stdout_wr, &sa, 0)))
|
|
785 {
|
|
786 (void)EMSG(_("E566: Could not create cscope pipes"));
|
|
787 err_closing:
|
|
788 if (pipe_stdin)
|
|
789 {
|
|
790 CloseHandle(stdin_rd);
|
|
791 CloseHandle(stdin_wr);
|
|
792 }
|
|
793 if (pipe_stdout)
|
|
794 {
|
|
795 CloseHandle(stdout_rd);
|
|
796 CloseHandle(stdout_wr);
|
|
797 }
|
|
798 return CSCOPE_FAILURE;
|
|
799 }
|
7
|
800 #endif
|
|
801 /* expand the cscope exec for env var's */
|
|
802 if ((prog = (char *)alloc(MAXPATHL + 1)) == NULL)
|
|
803 {
|
|
804 #ifdef UNIX
|
|
805 return CSCOPE_FAILURE;
|
|
806 #else
|
1385
|
807 /* WIN32 */
|
7
|
808 goto err_closing;
|
|
809 #endif
|
|
810 }
|
|
811 expand_env((char_u *)p_csprg, (char_u *)prog, MAXPATHL);
|
|
812
|
|
813 /* alloc space to hold the cscope command */
|
835
|
814 len = (int)(strlen(prog) + strlen(csinfo[i].fname) + 32);
|
7
|
815 if (csinfo[i].ppath)
|
|
816 {
|
|
817 /* expand the prepend path for env var's */
|
|
818 if ((ppath = (char *)alloc(MAXPATHL + 1)) == NULL)
|
|
819 {
|
|
820 vim_free(prog);
|
|
821 #ifdef UNIX
|
|
822 return CSCOPE_FAILURE;
|
|
823 #else
|
1385
|
824 /* WIN32 */
|
7
|
825 goto err_closing;
|
|
826 #endif
|
|
827 }
|
|
828 expand_env((char_u *)csinfo[i].ppath, (char_u *)ppath, MAXPATHL);
|
|
829
|
835
|
830 len += (int)strlen(ppath);
|
7
|
831 }
|
|
832
|
|
833 if (csinfo[i].flags)
|
835
|
834 len += (int)strlen(csinfo[i].flags);
|
7
|
835
|
|
836 if ((cmd = (char *)alloc(len)) == NULL)
|
|
837 {
|
|
838 vim_free(prog);
|
|
839 vim_free(ppath);
|
|
840 #ifdef UNIX
|
|
841 return CSCOPE_FAILURE;
|
|
842 #else
|
1385
|
843 /* WIN32 */
|
7
|
844 goto err_closing;
|
|
845 #endif
|
|
846 }
|
|
847
|
|
848 /* run the cscope command; is there execl for non-unix systems? */
|
|
849 #if defined(UNIX)
|
|
850 (void)sprintf(cmd, "exec %s -dl -f %s", prog, csinfo[i].fname);
|
|
851 #else
|
1385
|
852 /* WIN32 */
|
7
|
853 (void)sprintf(cmd, "%s -dl -f %s", prog, csinfo[i].fname);
|
|
854 #endif
|
|
855 if (csinfo[i].ppath != NULL)
|
|
856 {
|
|
857 (void)strcat(cmd, " -P");
|
|
858 (void)strcat(cmd, csinfo[i].ppath);
|
|
859 }
|
|
860 if (csinfo[i].flags != NULL)
|
|
861 {
|
|
862 (void)strcat(cmd, " ");
|
|
863 (void)strcat(cmd, csinfo[i].flags);
|
|
864 }
|
|
865 # ifdef UNIX
|
|
866 /* on Win32 we still need prog */
|
|
867 vim_free(prog);
|
|
868 # endif
|
|
869 vim_free(ppath);
|
|
870
|
|
871 #if defined(UNIX)
|
|
872 if (execl("/bin/sh", "sh", "-c", cmd, NULL) == -1)
|
|
873 PERROR(_("cs_create_connection exec failed"));
|
|
874
|
|
875 exit(127);
|
|
876 /* NOTREACHED */
|
|
877 default: /* parent. */
|
|
878 /*
|
|
879 * Save the file descriptors for later duplication, and
|
|
880 * reopen as streams.
|
|
881 */
|
|
882 if ((csinfo[i].to_fp = fdopen(to_cs[1], "w")) == NULL)
|
|
883 PERROR(_("cs_create_connection: fdopen for to_fp failed"));
|
|
884 if ((csinfo[i].fr_fp = fdopen(from_cs[0], "r")) == NULL)
|
|
885 PERROR(_("cs_create_connection: fdopen for fr_fp failed"));
|
|
886
|
|
887 /* close unused */
|
|
888 (void)close(to_cs[0]);
|
|
889 (void)close(from_cs[1]);
|
|
890
|
|
891 break;
|
|
892 }
|
1385
|
893
|
7
|
894 #else
|
1385
|
895 /* WIN32 */
|
|
896 /* Create a new process to run cscope and use pipes to talk with it */
|
|
897 GetStartupInfo(&si);
|
|
898 si.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
|
|
899 si.wShowWindow = SW_HIDE; /* Hide child application window */
|
|
900 si.hStdOutput = stdout_wr;
|
|
901 si.hStdError = stdout_wr;
|
|
902 si.hStdInput = stdin_rd;
|
|
903 created = CreateProcess(NULL, cmd, NULL, NULL, TRUE, CREATE_NEW_CONSOLE,
|
|
904 NULL, NULL, &si, &pi);
|
|
905 vim_free(prog);
|
|
906 vim_free(cmd);
|
|
907
|
|
908 if (!created)
|
|
909 {
|
|
910 PERROR(_("cs_create_connection exec failed"));
|
|
911 (void)EMSG(_("E623: Could not spawn cscope process"));
|
|
912 goto err_closing;
|
|
913 }
|
|
914 /* else */
|
|
915 csinfo[i].pid = pi.dwProcessId;
|
|
916 csinfo[i].hProc = pi.hProcess;
|
|
917 CloseHandle(pi.hThread);
|
|
918
|
|
919 /* TODO - tidy up after failure to create files on pipe handles. */
|
1393
|
920 if (((fd = _open_osfhandle((OPEN_OH_ARGTYPE)stdin_wr,
|
|
921 _O_TEXT|_O_APPEND)) < 0)
|
1385
|
922 || ((csinfo[i].to_fp = _fdopen(fd, "w")) == NULL))
|
|
923 PERROR(_("cs_create_connection: fdopen for to_fp failed"));
|
1393
|
924 if (((fd = _open_osfhandle((OPEN_OH_ARGTYPE)stdout_rd,
|
|
925 _O_TEXT|_O_RDONLY)) < 0)
|
1385
|
926 || ((csinfo[i].fr_fp = _fdopen(fd, "r")) == NULL))
|
|
927 PERROR(_("cs_create_connection: fdopen for fr_fp failed"));
|
|
928
|
|
929 /* Close handles for file descriptors inherited by the cscope process */
|
|
930 CloseHandle(stdin_rd);
|
|
931 CloseHandle(stdout_wr);
|
|
932
|
|
933 #endif /* !UNIX */
|
|
934
|
7
|
935 return CSCOPE_SUCCESS;
|
|
936 } /* cs_create_connection */
|
|
937
|
|
938
|
|
939 /*
|
|
940 * PRIVATE: cs_find
|
|
941 *
|
|
942 * query cscope using command line interface. parse the output and use tselect
|
|
943 * to allow choices. like Nvi, creates a pipe to send to/from query/cscope.
|
|
944 *
|
|
945 * returns TRUE if we jump to a tag or abort, FALSE if not.
|
|
946 */
|
|
947 static int
|
|
948 cs_find(eap)
|
|
949 exarg_T *eap;
|
|
950 {
|
|
951 char *opt, *pat;
|
|
952
|
|
953 if (cs_check_for_connections() == FALSE)
|
|
954 {
|
|
955 (void)EMSG(_("E567: no cscope connections"));
|
|
956 return FALSE;
|
|
957 }
|
|
958
|
|
959 if ((opt = strtok((char *)NULL, (const char *)" ")) == NULL)
|
|
960 {
|
|
961 cs_usage_msg(Find);
|
|
962 return FALSE;
|
|
963 }
|
|
964
|
|
965 pat = opt + strlen(opt) + 1;
|
1372
|
966 if (pat >= (char *)eap->arg + eap_arg_len)
|
7
|
967 {
|
|
968 cs_usage_msg(Find);
|
|
969 return FALSE;
|
|
970 }
|
|
971
|
665
|
972 return cs_find_common(opt, pat, eap->forceit, TRUE,
|
|
973 eap->cmdidx == CMD_lcscope);
|
7
|
974 } /* cs_find */
|
|
975
|
|
976
|
|
977 /*
|
|
978 * PRIVATE: cs_find_common
|
|
979 *
|
|
980 * common code for cscope find, shared by cs_find() and do_cstag()
|
|
981 */
|
|
982 static int
|
665
|
983 cs_find_common(opt, pat, forceit, verbose, use_ll)
|
7
|
984 char *opt;
|
|
985 char *pat;
|
|
986 int forceit;
|
|
987 int verbose;
|
665
|
988 int use_ll;
|
7
|
989 {
|
|
990 int i;
|
|
991 char *cmd;
|
944
|
992 int nummatches[CSCOPE_MAX_CONNECTIONS], totmatches;
|
7
|
993 #ifdef FEAT_QUICKFIX
|
|
994 char cmdletter;
|
|
995 char *qfpos;
|
|
996 #endif
|
|
997
|
|
998 /* create the actual command to send to cscope */
|
|
999 cmd = cs_create_cmd(opt, pat);
|
|
1000 if (cmd == NULL)
|
|
1001 return FALSE;
|
|
1002
|
|
1003 /* send query to all open connections, then count the total number
|
|
1004 * of matches so we can alloc matchesp all in one swell foop
|
|
1005 */
|
|
1006 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
1007 nummatches[i] = 0;
|
|
1008 totmatches = 0;
|
|
1009 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
1010 {
|
1040
|
1011 if (csinfo[i].fname == NULL || csinfo[i].to_fp == NULL)
|
7
|
1012 continue;
|
|
1013
|
|
1014 /* send cmd to cscope */
|
|
1015 (void)fprintf(csinfo[i].to_fp, "%s\n", cmd);
|
|
1016 (void)fflush(csinfo[i].to_fp);
|
|
1017
|
|
1018 nummatches[i] = cs_cnt_matches(i);
|
|
1019
|
|
1020 if (nummatches[i] > -1)
|
|
1021 totmatches += nummatches[i];
|
|
1022
|
|
1023 if (nummatches[i] == 0)
|
|
1024 (void)cs_read_prompt(i);
|
|
1025 }
|
|
1026 vim_free(cmd);
|
|
1027
|
|
1028 if (totmatches == 0)
|
|
1029 {
|
|
1030 char *nf = _("E259: no matches found for cscope query %s of %s");
|
|
1031 char *buf;
|
|
1032
|
|
1033 if (!verbose)
|
|
1034 return FALSE;
|
|
1035
|
835
|
1036 buf = (char *)alloc((unsigned)(strlen(opt) + strlen(pat) + strlen(nf)));
|
7
|
1037 if (buf == NULL)
|
|
1038 (void)EMSG(nf);
|
|
1039 else
|
|
1040 {
|
|
1041 sprintf(buf, nf, opt, pat);
|
|
1042 (void)EMSG(buf);
|
|
1043 vim_free(buf);
|
|
1044 }
|
|
1045 return FALSE;
|
|
1046 }
|
|
1047
|
|
1048 #ifdef FEAT_QUICKFIX
|
|
1049 /* get cmd letter */
|
|
1050 switch (opt[0])
|
|
1051 {
|
|
1052 case '0' :
|
|
1053 cmdletter = 's';
|
|
1054 break;
|
|
1055 case '1' :
|
|
1056 cmdletter = 'g';
|
|
1057 break;
|
|
1058 case '2' :
|
|
1059 cmdletter = 'd';
|
|
1060 break;
|
|
1061 case '3' :
|
|
1062 cmdletter = 'c';
|
|
1063 break;
|
|
1064 case '4' :
|
|
1065 cmdletter = 't';
|
|
1066 break;
|
|
1067 case '6' :
|
|
1068 cmdletter = 'e';
|
|
1069 break;
|
|
1070 case '7' :
|
|
1071 cmdletter = 'f';
|
|
1072 break;
|
|
1073 case '8' :
|
|
1074 cmdletter = 'i';
|
|
1075 break;
|
|
1076 default :
|
|
1077 cmdletter = opt[0];
|
|
1078 }
|
|
1079
|
|
1080 qfpos = (char *)vim_strchr(p_csqf, cmdletter);
|
|
1081 if (qfpos != NULL)
|
|
1082 {
|
|
1083 qfpos++;
|
|
1084 /* next symbol must be + or - */
|
|
1085 if (strchr(CSQF_FLAGS, *qfpos) == NULL)
|
|
1086 {
|
|
1087 char *nf = _("E469: invalid cscopequickfix flag %c for %c");
|
835
|
1088 char *buf = (char *)alloc((unsigned)strlen(nf));
|
7
|
1089
|
|
1090 /* strlen will be enough because we use chars */
|
|
1091 if (buf != NULL)
|
|
1092 {
|
|
1093 sprintf(buf, nf, *qfpos, *(qfpos-1));
|
|
1094 (void)EMSG(buf);
|
|
1095 vim_free(buf);
|
|
1096 }
|
|
1097 return FALSE;
|
|
1098 }
|
|
1099 }
|
36
|
1100 if (qfpos != NULL && *qfpos != '0' && totmatches > 0)
|
7
|
1101 {
|
|
1102 /* fill error list */
|
1027
|
1103 FILE *f;
|
|
1104 char_u *tmp = vim_tempname('c');
|
665
|
1105 qf_info_T *qi = NULL;
|
|
1106 win_T *wp = NULL;
|
7
|
1107
|
531
|
1108 f = mch_fopen((char *)tmp, "w");
|
1027
|
1109 if (f == NULL)
|
|
1110 EMSG2(_(e_notopen), tmp);
|
|
1111 else
|
7
|
1112 {
|
1027
|
1113 cs_file_results(f, nummatches);
|
|
1114 fclose(f);
|
|
1115 if (use_ll) /* Use location list */
|
|
1116 wp = curwin;
|
|
1117 /* '-' starts a new error list */
|
|
1118 if (qf_init(wp, tmp, (char_u *)"%f%*\\t%l%*\\t%m",
|
|
1119 *qfpos == '-') > 0)
|
|
1120 {
|
7
|
1121 # ifdef FEAT_WINDOWS
|
1027
|
1122 if (postponed_split != 0)
|
|
1123 {
|
|
1124 win_split(postponed_split > 0 ? postponed_split : 0,
|
7
|
1125 postponed_split_flags);
|
|
1126 # ifdef FEAT_SCROLLBIND
|
1027
|
1127 curwin->w_p_scb = FALSE;
|
7
|
1128 # endif
|
1027
|
1129 postponed_split = 0;
|
|
1130 }
|
7
|
1131 # endif
|
1027
|
1132 if (use_ll)
|
|
1133 /*
|
|
1134 * In the location list window, use the displayed location
|
|
1135 * list. Otherwise, use the location list for the window.
|
|
1136 */
|
|
1137 qi = (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL)
|
|
1138 ? wp->w_llist_ref : wp->w_llist;
|
|
1139 qf_jump(qi, 0, 0, forceit);
|
|
1140 }
|
7
|
1141 }
|
|
1142 mch_remove(tmp);
|
|
1143 vim_free(tmp);
|
|
1144 return TRUE;
|
|
1145 }
|
|
1146 else
|
|
1147 #endif /* FEAT_QUICKFIX */
|
|
1148 {
|
944
|
1149 char **matches = NULL, **contexts = NULL;
|
|
1150 int matched = 0;
|
|
1151
|
7
|
1152 /* read output */
|
|
1153 cs_fill_results((char *)pat, totmatches, nummatches, &matches,
|
|
1154 &contexts, &matched);
|
|
1155 if (matches == NULL)
|
|
1156 return FALSE;
|
|
1157
|
293
|
1158 (void)cs_manage_matches(matches, contexts, matched, Store);
|
7
|
1159
|
|
1160 return do_tag((char_u *)pat, DT_CSCOPE, 0, forceit, verbose);
|
|
1161 }
|
|
1162
|
|
1163 } /* cs_find_common */
|
|
1164
|
|
1165 /*
|
|
1166 * PRIVATE: cs_help
|
|
1167 *
|
|
1168 * print help
|
|
1169 */
|
|
1170 /* ARGSUSED */
|
|
1171 static int
|
|
1172 cs_help(eap)
|
|
1173 exarg_T *eap;
|
|
1174 {
|
|
1175 cscmd_T *cmdp = cs_cmds;
|
|
1176
|
|
1177 (void)MSG_PUTS(_("cscope commands:\n"));
|
|
1178 while (cmdp->name != NULL)
|
|
1179 {
|
|
1180 (void)smsg((char_u *)_("%-5s: %-30s (Usage: %s)"),
|
|
1181 cmdp->name, _(cmdp->help), cmdp->usage);
|
|
1182 if (strcmp(cmdp->name, "find") == 0)
|
|
1183 MSG_PUTS(FIND_HELP);
|
|
1184 cmdp++;
|
|
1185 }
|
|
1186
|
|
1187 wait_return(TRUE);
|
|
1188 return 0;
|
|
1189 } /* cs_help */
|
|
1190
|
|
1191
|
|
1192 /*
|
|
1193 * PRIVATE: cs_init
|
|
1194 *
|
|
1195 * initialize cscope structure if not already
|
|
1196 */
|
|
1197 static void
|
|
1198 cs_init()
|
|
1199 {
|
|
1200 short i;
|
|
1201 static int init_already = FALSE;
|
|
1202
|
|
1203 if (init_already)
|
|
1204 return;
|
|
1205
|
|
1206 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
1207 clear_csinfo(i);
|
|
1208
|
|
1209 init_already = TRUE;
|
|
1210 } /* cs_init */
|
|
1211
|
|
1212 static void
|
|
1213 clear_csinfo(i)
|
|
1214 int i;
|
|
1215 {
|
|
1216 csinfo[i].fname = NULL;
|
|
1217 csinfo[i].ppath = NULL;
|
|
1218 csinfo[i].flags = NULL;
|
|
1219 #if defined(UNIX)
|
|
1220 csinfo[i].st_dev = (dev_t)0;
|
|
1221 csinfo[i].st_ino = (ino_t)0;
|
|
1222 #else
|
|
1223 csinfo[i].nVolume = 0;
|
|
1224 csinfo[i].nIndexHigh = 0;
|
|
1225 csinfo[i].nIndexLow = 0;
|
|
1226 #endif
|
1621
|
1227 csinfo[i].pid = 0;
|
7
|
1228 csinfo[i].fr_fp = NULL;
|
|
1229 csinfo[i].to_fp = NULL;
|
301
|
1230 #if defined(WIN32)
|
|
1231 csinfo[i].hProc = NULL;
|
|
1232 #endif
|
7
|
1233 }
|
|
1234
|
|
1235 #ifndef UNIX
|
|
1236 static char *GetWin32Error __ARGS((void));
|
|
1237
|
|
1238 static char *
|
|
1239 GetWin32Error()
|
|
1240 {
|
|
1241 char *msg = NULL;
|
|
1242 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,
|
|
1243 NULL, GetLastError(), 0, (LPSTR)&msg, 0, NULL);
|
|
1244 if (msg != NULL)
|
|
1245 {
|
|
1246 /* remove trailing \r\n */
|
|
1247 char *pcrlf = strstr(msg, "\r\n");
|
|
1248 if (pcrlf != NULL)
|
|
1249 *pcrlf = '\0';
|
|
1250 }
|
|
1251 return msg;
|
|
1252 }
|
|
1253 #endif
|
323
|
1254
|
7
|
1255 /*
|
|
1256 * PRIVATE: cs_insert_filelist
|
|
1257 *
|
|
1258 * insert a new cscope database filename into the filelist
|
|
1259 */
|
323
|
1260 /*ARGSUSED*/
|
7
|
1261 static int
|
|
1262 cs_insert_filelist(fname, ppath, flags, sb)
|
|
1263 char *fname;
|
|
1264 char *ppath;
|
|
1265 char *flags;
|
|
1266 struct stat *sb;
|
|
1267 {
|
|
1268 short i, j;
|
|
1269 #ifndef UNIX
|
|
1270 HANDLE hFile;
|
|
1271 BY_HANDLE_FILE_INFORMATION bhfi;
|
|
1272
|
|
1273 vim_memset(&bhfi, 0, sizeof(bhfi));
|
|
1274 /* On windows 9x GetFileInformationByHandle doesn't work, so skip it */
|
|
1275 if (!mch_windows95())
|
|
1276 {
|
|
1277 hFile = CreateFile(fname, FILE_READ_ATTRIBUTES, 0, NULL, OPEN_EXISTING,
|
|
1278 FILE_ATTRIBUTE_NORMAL, NULL);
|
|
1279 if (hFile == INVALID_HANDLE_VALUE)
|
|
1280 {
|
|
1281 if (p_csverbose)
|
|
1282 {
|
|
1283 char *cant_msg = _("E625: cannot open cscope database: %s");
|
|
1284 char *winmsg = GetWin32Error();
|
|
1285
|
|
1286 if (winmsg != NULL)
|
|
1287 {
|
|
1288 (void)EMSG2(cant_msg, winmsg);
|
|
1289 LocalFree(winmsg);
|
|
1290 }
|
|
1291 else
|
|
1292 /* subst filename if can't get error text */
|
|
1293 (void)EMSG2(cant_msg, fname);
|
|
1294 }
|
|
1295 return -1;
|
|
1296 }
|
|
1297 if (!GetFileInformationByHandle(hFile, &bhfi))
|
|
1298 {
|
|
1299 CloseHandle(hFile);
|
|
1300 if (p_csverbose)
|
|
1301 (void)EMSG(_("E626: cannot get cscope database information"));
|
|
1302 return -1;
|
|
1303 }
|
|
1304 CloseHandle(hFile);
|
|
1305 }
|
|
1306 #endif
|
|
1307
|
|
1308 i = -1; /* can be set to the index of an empty item in csinfo */
|
|
1309 for (j = 0; j < CSCOPE_MAX_CONNECTIONS; j++)
|
|
1310 {
|
|
1311 if (csinfo[j].fname != NULL
|
|
1312 #if defined(UNIX)
|
|
1313 && csinfo[j].st_dev == sb->st_dev && csinfo[j].st_ino == sb->st_ino
|
|
1314 #else
|
|
1315 /* compare pathnames first */
|
|
1316 && ((fullpathcmp(csinfo[j].fname, fname, FALSE) & FPC_SAME)
|
1372
|
1317 /* if not Windows 9x, test index file attributes too */
|
7
|
1318 || (!mch_windows95()
|
|
1319 && csinfo[j].nVolume == bhfi.dwVolumeSerialNumber
|
|
1320 && csinfo[j].nIndexHigh == bhfi.nFileIndexHigh
|
|
1321 && csinfo[j].nIndexLow == bhfi.nFileIndexLow))
|
|
1322 #endif
|
|
1323 )
|
|
1324 {
|
|
1325 if (p_csverbose)
|
|
1326 (void)EMSG(_("E568: duplicate cscope database not added"));
|
|
1327 return -1;
|
|
1328 }
|
|
1329
|
|
1330 if (csinfo[j].fname == NULL && i == -1)
|
|
1331 i = j; /* remember first empty entry */
|
|
1332 }
|
|
1333
|
|
1334 if (i == -1)
|
|
1335 {
|
|
1336 if (p_csverbose)
|
|
1337 (void)EMSG(_("E569: maximum number of cscope connections reached"));
|
|
1338 return -1;
|
|
1339 }
|
|
1340
|
835
|
1341 if ((csinfo[i].fname = (char *)alloc((unsigned)strlen(fname)+1)) == NULL)
|
7
|
1342 return -1;
|
|
1343
|
|
1344 (void)strcpy(csinfo[i].fname, (const char *)fname);
|
|
1345
|
|
1346 if (ppath != NULL)
|
|
1347 {
|
835
|
1348 if ((csinfo[i].ppath = (char *)alloc((unsigned)strlen(ppath) + 1)) == NULL)
|
7
|
1349 {
|
|
1350 vim_free(csinfo[i].fname);
|
|
1351 csinfo[i].fname = NULL;
|
|
1352 return -1;
|
|
1353 }
|
|
1354 (void)strcpy(csinfo[i].ppath, (const char *)ppath);
|
|
1355 } else
|
|
1356 csinfo[i].ppath = NULL;
|
|
1357
|
|
1358 if (flags != NULL)
|
|
1359 {
|
835
|
1360 if ((csinfo[i].flags = (char *)alloc((unsigned)strlen(flags) + 1)) == NULL)
|
7
|
1361 {
|
|
1362 vim_free(csinfo[i].fname);
|
|
1363 vim_free(csinfo[i].ppath);
|
|
1364 csinfo[i].fname = NULL;
|
|
1365 csinfo[i].ppath = NULL;
|
|
1366 return -1;
|
|
1367 }
|
|
1368 (void)strcpy(csinfo[i].flags, (const char *)flags);
|
|
1369 } else
|
|
1370 csinfo[i].flags = NULL;
|
|
1371
|
|
1372 #if defined(UNIX)
|
|
1373 csinfo[i].st_dev = sb->st_dev;
|
|
1374 csinfo[i].st_ino = sb->st_ino;
|
|
1375
|
|
1376 #else
|
|
1377 csinfo[i].nVolume = bhfi.dwVolumeSerialNumber;
|
|
1378 csinfo[i].nIndexLow = bhfi.nFileIndexLow;
|
|
1379 csinfo[i].nIndexHigh = bhfi.nFileIndexHigh;
|
|
1380 #endif
|
|
1381 return i;
|
|
1382 } /* cs_insert_filelist */
|
|
1383
|
|
1384
|
|
1385 /*
|
|
1386 * PRIVATE: cs_lookup_cmd
|
|
1387 *
|
|
1388 * find cscope command in command table
|
|
1389 */
|
|
1390 static cscmd_T *
|
|
1391 cs_lookup_cmd(eap)
|
|
1392 exarg_T *eap;
|
|
1393 {
|
|
1394 cscmd_T *cmdp;
|
|
1395 char *stok;
|
|
1396 size_t len;
|
|
1397
|
|
1398 if (eap->arg == NULL)
|
|
1399 return NULL;
|
|
1400
|
1372
|
1401 /* Store length of eap->arg before it gets modified by strtok(). */
|
1570
|
1402 eap_arg_len = (int)STRLEN(eap->arg);
|
1372
|
1403
|
7
|
1404 if ((stok = strtok((char *)(eap->arg), (const char *)" ")) == NULL)
|
|
1405 return NULL;
|
|
1406
|
|
1407 len = strlen(stok);
|
|
1408 for (cmdp = cs_cmds; cmdp->name != NULL; ++cmdp)
|
|
1409 {
|
|
1410 if (strncmp((const char *)(stok), cmdp->name, len) == 0)
|
|
1411 return (cmdp);
|
|
1412 }
|
|
1413 return NULL;
|
|
1414 } /* cs_lookup_cmd */
|
|
1415
|
|
1416
|
|
1417 /*
|
|
1418 * PRIVATE: cs_kill
|
|
1419 *
|
|
1420 * nuke em
|
|
1421 */
|
|
1422 /* ARGSUSED */
|
|
1423 static int
|
|
1424 cs_kill(eap)
|
|
1425 exarg_T *eap;
|
|
1426 {
|
|
1427 char *stok;
|
|
1428 short i;
|
|
1429
|
|
1430 if ((stok = strtok((char *)NULL, (const char *)" ")) == NULL)
|
|
1431 {
|
|
1432 cs_usage_msg(Kill);
|
|
1433 return CSCOPE_FAILURE;
|
|
1434 }
|
|
1435
|
|
1436 /* only single digit positive and negative integers are allowed */
|
|
1437 if ((strlen(stok) < 2 && VIM_ISDIGIT((int)(stok[0])))
|
|
1438 || (strlen(stok) < 3 && stok[0] == '-'
|
|
1439 && VIM_ISDIGIT((int)(stok[1]))))
|
|
1440 i = atoi(stok);
|
|
1441 else
|
|
1442 {
|
|
1443 /* It must be part of a name. We will try to find a match
|
|
1444 * within all the names in the csinfo data structure
|
|
1445 */
|
|
1446 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
1447 {
|
|
1448 if (csinfo[i].fname != NULL && strstr(csinfo[i].fname, stok))
|
|
1449 break;
|
|
1450 }
|
|
1451 }
|
|
1452
|
|
1453 if ((i >= CSCOPE_MAX_CONNECTIONS || i < -1 || csinfo[i].fname == NULL)
|
|
1454 && i != -1)
|
|
1455 {
|
|
1456 if (p_csverbose)
|
|
1457 (void)EMSG2(_("E261: cscope connection %s not found"), stok);
|
|
1458 }
|
|
1459 else
|
|
1460 {
|
|
1461 if (i == -1)
|
|
1462 {
|
|
1463 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
1464 {
|
|
1465 if (csinfo[i].fname)
|
|
1466 cs_kill_execute(i, csinfo[i].fname);
|
|
1467 }
|
|
1468 }
|
|
1469 else
|
|
1470 cs_kill_execute(i, stok);
|
|
1471 }
|
|
1472
|
|
1473 return 0;
|
|
1474 } /* cs_kill */
|
|
1475
|
|
1476
|
|
1477 /*
|
|
1478 * PRIVATE: cs_kill_execute
|
|
1479 *
|
|
1480 * Actually kills a specific cscope connection.
|
|
1481 */
|
|
1482 static void
|
|
1483 cs_kill_execute(i, cname)
|
|
1484 int i; /* cscope table index */
|
|
1485 char *cname; /* cscope database name */
|
|
1486 {
|
|
1487 if (p_csverbose)
|
|
1488 {
|
|
1489 msg_clr_eos();
|
|
1490 (void)smsg_attr(hl_attr(HLF_R) | MSG_HIST,
|
|
1491 (char_u *)_("cscope connection %s closed"), cname);
|
|
1492 }
|
|
1493 cs_release_csp(i, TRUE);
|
|
1494 }
|
|
1495
|
|
1496
|
|
1497 /*
|
|
1498 * PRIVATE: cs_make_vim_style_matches
|
|
1499 *
|
|
1500 * convert the cscope output into into a ctags style entry (as might be found
|
|
1501 * in a ctags tags file). there's one catch though: cscope doesn't tell you
|
|
1502 * the type of the tag you are looking for. for example, in Darren Hiebert's
|
|
1503 * ctags (the one that comes with vim), #define's use a line number to find the
|
|
1504 * tag in a file while function definitions use a regexp search pattern.
|
|
1505 *
|
|
1506 * i'm going to always use the line number because cscope does something
|
|
1507 * quirky (and probably other things i don't know about):
|
|
1508 *
|
|
1509 * if you have "# define" in your source file, which is
|
|
1510 * perfectly legal, cscope thinks you have "#define". this
|
|
1511 * will result in a failed regexp search. :(
|
|
1512 *
|
|
1513 * besides, even if this particular case didn't happen, the search pattern
|
|
1514 * would still have to be modified to escape all the special regular expression
|
|
1515 * characters to comply with ctags formatting.
|
|
1516 */
|
|
1517 static char *
|
|
1518 cs_make_vim_style_matches(fname, slno, search, tagstr)
|
|
1519 char *fname;
|
|
1520 char *slno;
|
|
1521 char *search;
|
|
1522 char *tagstr;
|
|
1523 {
|
|
1524 /* vim style is ctags:
|
|
1525 *
|
|
1526 * <tagstr>\t<filename>\t<linenum_or_search>"\t<extra>
|
|
1527 *
|
|
1528 * but as mentioned above, we'll always use the line number and
|
|
1529 * put the search pattern (if one exists) as "extra"
|
|
1530 *
|
|
1531 * buf is used as part of vim's method of handling tags, and
|
|
1532 * (i think) vim frees it when you pop your tags and get replaced
|
|
1533 * by new ones on the tag stack.
|
|
1534 */
|
|
1535 char *buf;
|
|
1536 int amt;
|
|
1537
|
|
1538 if (search != NULL)
|
|
1539 {
|
835
|
1540 amt = (int)(strlen(fname) + strlen(slno) + strlen(tagstr) + strlen(search)+6);
|
7
|
1541 if ((buf = (char *)alloc(amt)) == NULL)
|
|
1542 return NULL;
|
|
1543
|
|
1544 (void)sprintf(buf, "%s\t%s\t%s;\"\t%s", tagstr, fname, slno, search);
|
|
1545 }
|
|
1546 else
|
|
1547 {
|
835
|
1548 amt = (int)(strlen(fname) + strlen(slno) + strlen(tagstr) + 5);
|
7
|
1549 if ((buf = (char *)alloc(amt)) == NULL)
|
|
1550 return NULL;
|
|
1551
|
|
1552 (void)sprintf(buf, "%s\t%s\t%s;\"", tagstr, fname, slno);
|
|
1553 }
|
|
1554
|
|
1555 return buf;
|
|
1556 } /* cs_make_vim_style_matches */
|
|
1557
|
|
1558
|
|
1559 /*
|
|
1560 * PRIVATE: cs_manage_matches
|
|
1561 *
|
|
1562 * this is kind of hokey, but i don't see an easy way round this..
|
|
1563 *
|
|
1564 * Store: keep a ptr to the (malloc'd) memory of matches originally
|
|
1565 * generated from cs_find(). the matches are originally lines directly
|
|
1566 * from cscope output, but transformed to look like something out of a
|
|
1567 * ctags. see cs_make_vim_style_matches for more details.
|
|
1568 *
|
|
1569 * Get: used only from cs_fgets(), this simulates a vim_fgets() to return
|
|
1570 * the next line from the cscope output. it basically keeps track of which
|
|
1571 * lines have been "used" and returns the next one.
|
|
1572 *
|
|
1573 * Free: frees up everything and resets
|
|
1574 *
|
|
1575 * Print: prints the tags
|
|
1576 */
|
|
1577 static char *
|
|
1578 cs_manage_matches(matches, contexts, totmatches, cmd)
|
|
1579 char **matches;
|
|
1580 char **contexts;
|
|
1581 int totmatches;
|
|
1582 mcmd_e cmd;
|
|
1583 {
|
|
1584 static char **mp = NULL;
|
|
1585 static char **cp = NULL;
|
|
1586 static int cnt = -1;
|
|
1587 static int next = -1;
|
|
1588 char *p = NULL;
|
|
1589
|
|
1590 switch (cmd)
|
|
1591 {
|
|
1592 case Store:
|
|
1593 assert(matches != NULL);
|
|
1594 assert(totmatches > 0);
|
|
1595 if (mp != NULL || cp != NULL)
|
|
1596 (void)cs_manage_matches(NULL, NULL, -1, Free);
|
|
1597 mp = matches;
|
|
1598 cp = contexts;
|
|
1599 cnt = totmatches;
|
|
1600 next = 0;
|
|
1601 break;
|
|
1602 case Get:
|
|
1603 if (next >= cnt)
|
|
1604 return NULL;
|
|
1605
|
|
1606 p = mp[next];
|
|
1607 next++;
|
|
1608 break;
|
|
1609 case Free:
|
|
1610 if (mp != NULL)
|
|
1611 {
|
|
1612 if (cnt > 0)
|
|
1613 while (cnt--)
|
|
1614 {
|
|
1615 vim_free(mp[cnt]);
|
|
1616 if (cp != NULL)
|
|
1617 vim_free(cp[cnt]);
|
|
1618 }
|
|
1619 vim_free(mp);
|
|
1620 vim_free(cp);
|
|
1621 }
|
|
1622 mp = NULL;
|
|
1623 cp = NULL;
|
|
1624 cnt = 0;
|
|
1625 next = 0;
|
|
1626 break;
|
|
1627 case Print:
|
|
1628 cs_print_tags_priv(mp, cp, cnt);
|
|
1629 break;
|
|
1630 default: /* should not reach here */
|
|
1631 (void)EMSG(_("E570: fatal error in cs_manage_matches"));
|
|
1632 return NULL;
|
|
1633 }
|
|
1634
|
|
1635 return p;
|
|
1636 } /* cs_manage_matches */
|
|
1637
|
|
1638
|
|
1639 /*
|
|
1640 * PRIVATE: cs_parse_results
|
|
1641 *
|
|
1642 * parse cscope output
|
|
1643 */
|
|
1644 static char *
|
|
1645 cs_parse_results(cnumber, buf, bufsize, context, linenumber, search)
|
|
1646 int cnumber;
|
|
1647 char *buf;
|
|
1648 int bufsize;
|
|
1649 char **context;
|
|
1650 char **linenumber;
|
|
1651 char **search;
|
|
1652 {
|
|
1653 int ch;
|
|
1654 char *p;
|
|
1655 char *name;
|
|
1656
|
|
1657 if (fgets(buf, bufsize, csinfo[cnumber].fr_fp) == NULL)
|
|
1658 {
|
|
1659 if (feof(csinfo[cnumber].fr_fp))
|
|
1660 errno = EIO;
|
|
1661
|
|
1662 cs_reading_emsg(cnumber);
|
|
1663
|
|
1664 return NULL;
|
|
1665 }
|
|
1666
|
|
1667 /* If the line's too long for the buffer, discard it. */
|
|
1668 if ((p = strchr(buf, '\n')) == NULL)
|
|
1669 {
|
|
1670 while ((ch = getc(csinfo[cnumber].fr_fp)) != EOF && ch != '\n')
|
|
1671 ;
|
|
1672 return NULL;
|
|
1673 }
|
|
1674 *p = '\0';
|
|
1675
|
|
1676 /*
|
|
1677 * cscope output is in the following format:
|
|
1678 *
|
|
1679 * <filename> <context> <line number> <pattern>
|
|
1680 */
|
|
1681 if ((name = strtok((char *)buf, (const char *)" ")) == NULL)
|
|
1682 return NULL;
|
|
1683 if ((*context = strtok(NULL, (const char *)" ")) == NULL)
|
|
1684 return NULL;
|
|
1685 if ((*linenumber = strtok(NULL, (const char *)" ")) == NULL)
|
|
1686 return NULL;
|
|
1687 *search = *linenumber + strlen(*linenumber) + 1; /* +1 to skip \0 */
|
|
1688
|
|
1689 /* --- nvi ---
|
|
1690 * If the file is older than the cscope database, that is,
|
|
1691 * the database was built since the file was last modified,
|
|
1692 * or there wasn't a search string, use the line number.
|
|
1693 */
|
|
1694 if (strcmp(*search, "<unknown>") == 0)
|
|
1695 *search = NULL;
|
|
1696
|
|
1697 name = cs_resolve_file(cnumber, name);
|
|
1698 return name;
|
|
1699 }
|
|
1700
|
636
|
1701 #ifdef FEAT_QUICKFIX
|
7
|
1702 /*
|
|
1703 * PRIVATE: cs_file_results
|
|
1704 *
|
|
1705 * write cscope find results to file
|
|
1706 */
|
|
1707 static void
|
|
1708 cs_file_results(f, nummatches_a)
|
|
1709 FILE *f;
|
|
1710 int *nummatches_a;
|
|
1711 {
|
|
1712 int i, j;
|
|
1713 char *buf;
|
|
1714 char *search, *slno;
|
|
1715 char *fullname;
|
|
1716 char *cntx;
|
|
1717 char *context;
|
|
1718
|
|
1719 buf = (char *)alloc(CSREAD_BUFSIZE);
|
|
1720 if (buf == NULL)
|
|
1721 return;
|
|
1722
|
|
1723 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
1724 {
|
|
1725 if (nummatches_a[i] < 1)
|
|
1726 continue;
|
|
1727
|
|
1728 for (j = 0; j < nummatches_a[i]; j++)
|
|
1729 {
|
293
|
1730 if ((fullname = cs_parse_results(i, buf, CSREAD_BUFSIZE, &cntx,
|
|
1731 &slno, &search)) == NULL)
|
7
|
1732 continue;
|
|
1733
|
835
|
1734 context = (char *)alloc((unsigned)strlen(cntx)+5);
|
1027
|
1735 if (context == NULL)
|
7
|
1736 continue;
|
|
1737
|
|
1738 if (strcmp(cntx, "<global>")==0)
|
|
1739 strcpy(context, "<<global>>");
|
|
1740 else
|
|
1741 sprintf(context, "<<%s>>", cntx);
|
|
1742
|
1027
|
1743 if (search == NULL)
|
7
|
1744 fprintf(f, "%s\t%s\t%s\n", fullname, slno, context);
|
|
1745 else
|
|
1746 fprintf(f, "%s\t%s\t%s %s\n", fullname, slno, context, search);
|
|
1747
|
|
1748 vim_free(context);
|
|
1749 vim_free(fullname);
|
|
1750 } /* for all matches */
|
|
1751
|
|
1752 (void)cs_read_prompt(i);
|
|
1753
|
|
1754 } /* for all cscope connections */
|
|
1755 vim_free(buf);
|
|
1756 }
|
636
|
1757 #endif
|
7
|
1758
|
|
1759 /*
|
|
1760 * PRIVATE: cs_fill_results
|
|
1761 *
|
|
1762 * get parsed cscope output and calls cs_make_vim_style_matches to convert
|
|
1763 * into ctags format
|
297
|
1764 * When there are no matches sets "*matches_p" to NULL.
|
7
|
1765 */
|
|
1766 static void
|
|
1767 cs_fill_results(tagstr, totmatches, nummatches_a, matches_p, cntxts_p, matched)
|
|
1768 char *tagstr;
|
|
1769 int totmatches;
|
|
1770 int *nummatches_a;
|
|
1771 char ***matches_p;
|
|
1772 char ***cntxts_p;
|
|
1773 int *matched;
|
|
1774 {
|
|
1775 int i, j;
|
|
1776 char *buf;
|
|
1777 char *search, *slno;
|
|
1778 int totsofar = 0;
|
|
1779 char **matches = NULL;
|
|
1780 char **cntxts = NULL;
|
|
1781 char *fullname;
|
|
1782 char *cntx;
|
|
1783
|
|
1784 assert(totmatches > 0);
|
|
1785
|
|
1786 buf = (char *)alloc(CSREAD_BUFSIZE);
|
|
1787 if (buf == NULL)
|
|
1788 return;
|
|
1789
|
|
1790 if ((matches = (char **)alloc(sizeof(char *) * totmatches)) == NULL)
|
|
1791 goto parse_out;
|
|
1792 if ((cntxts = (char **)alloc(sizeof(char *) * totmatches)) == NULL)
|
|
1793 goto parse_out;
|
|
1794
|
|
1795 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
1796 {
|
|
1797 if (nummatches_a[i] < 1)
|
|
1798 continue;
|
|
1799
|
|
1800 for (j = 0; j < nummatches_a[i]; j++)
|
|
1801 {
|
|
1802 if ((fullname = cs_parse_results(i, buf, CSREAD_BUFSIZE, &cntx,
|
|
1803 &slno, &search)) == NULL)
|
|
1804 continue;
|
|
1805
|
|
1806 matches[totsofar] = cs_make_vim_style_matches(fullname, slno,
|
|
1807 search, tagstr);
|
|
1808
|
|
1809 vim_free(fullname);
|
|
1810
|
|
1811 if (strcmp(cntx, "<global>") == 0)
|
|
1812 cntxts[totsofar] = NULL;
|
|
1813 else
|
|
1814 /* note: if vim_strsave returns NULL, then the context
|
|
1815 * will be "<global>", which is misleading.
|
|
1816 */
|
|
1817 cntxts[totsofar] = (char *)vim_strsave((char_u *)cntx);
|
|
1818
|
|
1819 if (matches[totsofar] != NULL)
|
|
1820 totsofar++;
|
|
1821
|
|
1822 } /* for all matches */
|
|
1823
|
|
1824 (void)cs_read_prompt(i);
|
|
1825
|
|
1826 } /* for all cscope connections */
|
|
1827
|
|
1828 parse_out:
|
297
|
1829 if (totsofar == 0)
|
|
1830 {
|
|
1831 /* No matches, free the arrays and return NULL in "*matches_p". */
|
|
1832 vim_free(matches);
|
|
1833 matches = NULL;
|
|
1834 vim_free(cntxts);
|
|
1835 cntxts = NULL;
|
|
1836 }
|
7
|
1837 *matched = totsofar;
|
|
1838 *matches_p = matches;
|
|
1839 *cntxts_p = cntxts;
|
297
|
1840
|
7
|
1841 vim_free(buf);
|
|
1842 } /* cs_fill_results */
|
|
1843
|
|
1844
|
|
1845 /* get the requested path components */
|
|
1846 static char *
|
|
1847 cs_pathcomponents(path)
|
|
1848 char *path;
|
|
1849 {
|
|
1850 int i;
|
|
1851 char *s;
|
|
1852
|
|
1853 if (p_cspc == 0)
|
|
1854 return path;
|
|
1855
|
|
1856 s = path + strlen(path) - 1;
|
|
1857 for (i = 0; i < p_cspc; ++i)
|
|
1858 while (s > path && *--s != '/'
|
|
1859 #ifdef WIN32
|
|
1860 && *--s != '\\'
|
|
1861 #endif
|
|
1862 )
|
|
1863 ;
|
|
1864 if ((s > path && *s == '/')
|
|
1865 #ifdef WIN32
|
|
1866 || (s > path && *s == '\\')
|
|
1867 #endif
|
|
1868 )
|
|
1869 ++s;
|
|
1870 return s;
|
|
1871 }
|
|
1872
|
|
1873 /*
|
|
1874 * PRIVATE: cs_print_tags_priv
|
|
1875 *
|
|
1876 * called from cs_manage_matches()
|
|
1877 */
|
|
1878 static void
|
|
1879 cs_print_tags_priv(matches, cntxts, num_matches)
|
|
1880 char **matches;
|
|
1881 char **cntxts;
|
|
1882 int num_matches;
|
|
1883 {
|
|
1884 char *buf = NULL;
|
|
1885 int bufsize = 0; /* Track available bufsize */
|
|
1886 int newsize = 0;
|
|
1887 char *ptag;
|
|
1888 char *fname, *lno, *extra, *tbuf;
|
|
1889 int i, idx, num;
|
|
1890 char *globalcntx = "GLOBAL";
|
|
1891 char *cntxformat = " <<%s>>";
|
|
1892 char *context;
|
|
1893 char *cstag_msg = _("Cscope tag: %s");
|
|
1894 char *csfmt_str = "%4d %6s ";
|
|
1895
|
|
1896 assert (num_matches > 0);
|
|
1897
|
835
|
1898 if ((tbuf = (char *)alloc((unsigned)strlen(matches[0]) + 1)) == NULL)
|
7
|
1899 return;
|
|
1900
|
|
1901 strcpy(tbuf, matches[0]);
|
|
1902 ptag = strtok(tbuf, "\t");
|
|
1903
|
835
|
1904 newsize = (int)(strlen(cstag_msg) + strlen(ptag));
|
7
|
1905 buf = (char *)alloc(newsize);
|
|
1906 if (buf != NULL)
|
|
1907 {
|
|
1908 bufsize = newsize;
|
|
1909 (void)sprintf(buf, cstag_msg, ptag);
|
|
1910 MSG_PUTS_ATTR(buf, hl_attr(HLF_T));
|
|
1911 }
|
|
1912
|
|
1913 vim_free(tbuf);
|
|
1914
|
|
1915 MSG_PUTS_ATTR(_("\n # line"), hl_attr(HLF_T)); /* strlen is 7 */
|
|
1916 msg_advance(msg_col + 2);
|
|
1917 MSG_PUTS_ATTR(_("filename / context / line\n"), hl_attr(HLF_T));
|
|
1918
|
|
1919 num = 1;
|
|
1920 for (i = 0; i < num_matches; i++)
|
|
1921 {
|
|
1922 idx = i;
|
|
1923
|
|
1924 /* if we really wanted to, we could avoid this malloc and strcpy
|
|
1925 * by parsing matches[i] on the fly and placing stuff into buf
|
|
1926 * directly, but that's too much of a hassle
|
|
1927 */
|
835
|
1928 if ((tbuf = (char *)alloc((unsigned)strlen(matches[idx]) + 1)) == NULL)
|
7
|
1929 continue;
|
|
1930 (void)strcpy(tbuf, matches[idx]);
|
|
1931
|
|
1932 if ((fname = strtok(tbuf, (const char *)"\t")) == NULL)
|
|
1933 continue;
|
|
1934 if ((fname = strtok(NULL, (const char *)"\t")) == NULL)
|
|
1935 continue;
|
|
1936 if ((lno = strtok(NULL, (const char *)"\t")) == NULL)
|
1078
|
1937 continue;
|
|
1938 extra = strtok(NULL, (const char *)"\t");
|
7
|
1939
|
|
1940 lno[strlen(lno)-2] = '\0'; /* ignore ;" at the end */
|
|
1941
|
|
1942 /* hopefully 'num' (num of matches) will be less than 10^16 */
|
835
|
1943 newsize = (int)(strlen(csfmt_str) + 16 + strlen(lno));
|
7
|
1944 if (bufsize < newsize)
|
|
1945 {
|
|
1946 buf = (char *)vim_realloc(buf, newsize);
|
|
1947 if (buf == NULL)
|
|
1948 bufsize = 0;
|
|
1949 else
|
|
1950 bufsize = newsize;
|
|
1951 }
|
|
1952 if (buf != NULL)
|
|
1953 {
|
|
1954 /* csfmt_str = "%4d %6s "; */
|
|
1955 (void)sprintf(buf, csfmt_str, num, lno);
|
|
1956 MSG_PUTS_ATTR(buf, hl_attr(HLF_CM));
|
|
1957 }
|
|
1958 MSG_PUTS_LONG_ATTR(cs_pathcomponents(fname), hl_attr(HLF_CM));
|
|
1959
|
|
1960 /* compute the required space for the context */
|
|
1961 if (cntxts[idx] != NULL)
|
|
1962 context = cntxts[idx];
|
|
1963 else
|
|
1964 context = globalcntx;
|
835
|
1965 newsize = (int)(strlen(context) + strlen(cntxformat));
|
7
|
1966
|
|
1967 if (bufsize < newsize)
|
|
1968 {
|
|
1969 buf = (char *)vim_realloc(buf, newsize);
|
|
1970 if (buf == NULL)
|
|
1971 bufsize = 0;
|
|
1972 else
|
|
1973 bufsize = newsize;
|
|
1974 }
|
|
1975 if (buf != NULL)
|
|
1976 {
|
|
1977 (void)sprintf(buf, cntxformat, context);
|
|
1978
|
|
1979 /* print the context only if it fits on the same line */
|
|
1980 if (msg_col + (int)strlen(buf) >= (int)Columns)
|
|
1981 msg_putchar('\n');
|
|
1982 msg_advance(12);
|
|
1983 MSG_PUTS_LONG(buf);
|
|
1984 msg_putchar('\n');
|
|
1985 }
|
|
1986 if (extra != NULL)
|
|
1987 {
|
|
1988 msg_advance(13);
|
|
1989 MSG_PUTS_LONG(extra);
|
|
1990 }
|
|
1991
|
|
1992 vim_free(tbuf); /* only after printing extra due to strtok use */
|
|
1993
|
|
1994 if (msg_col)
|
|
1995 msg_putchar('\n');
|
|
1996
|
|
1997 ui_breakcheck();
|
|
1998 if (got_int)
|
|
1999 {
|
|
2000 got_int = FALSE; /* don't print any more matches */
|
|
2001 break;
|
|
2002 }
|
|
2003
|
|
2004 num++;
|
|
2005 } /* for all matches */
|
|
2006
|
|
2007 vim_free(buf);
|
|
2008 } /* cs_print_tags_priv */
|
|
2009
|
|
2010
|
|
2011 /*
|
|
2012 * PRIVATE: cs_read_prompt
|
|
2013 *
|
|
2014 * read a cscope prompt (basically, skip over the ">> ")
|
|
2015 */
|
|
2016 static int
|
|
2017 cs_read_prompt(i)
|
|
2018 int i;
|
|
2019 {
|
|
2020 int ch;
|
|
2021 char *buf = NULL; /* buffer for possible error message from cscope */
|
|
2022 int bufpos = 0;
|
|
2023 char *cs_emsg;
|
|
2024 int maxlen;
|
|
2025 static char *eprompt = "Press the RETURN key to continue:";
|
835
|
2026 int epromptlen = (int)strlen(eprompt);
|
7
|
2027 int n;
|
|
2028
|
|
2029 cs_emsg = _("E609: Cscope error: %s");
|
|
2030 /* compute maximum allowed len for Cscope error message */
|
|
2031 maxlen = (int)(IOSIZE - strlen(cs_emsg));
|
|
2032
|
|
2033 for (;;)
|
|
2034 {
|
|
2035 while ((ch = getc(csinfo[i].fr_fp)) != EOF && ch != CSCOPE_PROMPT[0])
|
|
2036 /* if there is room and char is printable */
|
|
2037 if (bufpos < maxlen - 1 && vim_isprintc(ch))
|
|
2038 {
|
|
2039 if (buf == NULL) /* lazy buffer allocation */
|
|
2040 buf = (char *)alloc(maxlen);
|
|
2041 if (buf != NULL)
|
|
2042 {
|
|
2043 /* append character to the message */
|
|
2044 buf[bufpos++] = ch;
|
|
2045 buf[bufpos] = NUL;
|
|
2046 if (bufpos >= epromptlen
|
|
2047 && strcmp(&buf[bufpos - epromptlen], eprompt) == 0)
|
|
2048 {
|
|
2049 /* remove eprompt from buf */
|
|
2050 buf[bufpos - epromptlen] = NUL;
|
|
2051
|
|
2052 /* print message to user */
|
|
2053 (void)EMSG2(cs_emsg, buf);
|
|
2054
|
|
2055 /* send RETURN to cscope */
|
|
2056 (void)putc('\n', csinfo[i].to_fp);
|
|
2057 (void)fflush(csinfo[i].to_fp);
|
|
2058
|
|
2059 /* clear buf */
|
|
2060 bufpos = 0;
|
|
2061 buf[bufpos] = NUL;
|
|
2062 }
|
|
2063 }
|
|
2064 }
|
|
2065
|
|
2066 for (n = 0; n < (int)strlen(CSCOPE_PROMPT); ++n)
|
|
2067 {
|
|
2068 if (n > 0)
|
|
2069 ch = getc(csinfo[i].fr_fp);
|
|
2070 if (ch == EOF)
|
|
2071 {
|
|
2072 PERROR("cs_read_prompt EOF");
|
|
2073 if (buf != NULL && buf[0] != NUL)
|
|
2074 (void)EMSG2(cs_emsg, buf);
|
|
2075 else if (p_csverbose)
|
|
2076 cs_reading_emsg(i); /* don't have additional information */
|
|
2077 cs_release_csp(i, TRUE);
|
|
2078 vim_free(buf);
|
|
2079 return CSCOPE_FAILURE;
|
|
2080 }
|
|
2081
|
|
2082 if (ch != CSCOPE_PROMPT[n])
|
|
2083 {
|
|
2084 ch = EOF;
|
|
2085 break;
|
|
2086 }
|
|
2087 }
|
|
2088
|
|
2089 if (ch == EOF)
|
|
2090 continue; /* didn't find the prompt */
|
|
2091 break; /* did find the prompt */
|
|
2092 }
|
|
2093
|
|
2094 vim_free(buf);
|
|
2095 return CSCOPE_SUCCESS;
|
|
2096 }
|
|
2097
|
1566
|
2098 #if defined(UNIX) && defined(SIGALRM)
|
|
2099 /*
|
|
2100 * Used to catch and ignore SIGALRM below.
|
|
2101 */
|
|
2102 /* ARGSUSED */
|
|
2103 static RETSIGTYPE
|
|
2104 sig_handler SIGDEFARG(sigarg)
|
|
2105 {
|
|
2106 /* do nothing */
|
|
2107 SIGRETURN;
|
|
2108 }
|
|
2109 #endif
|
7
|
2110
|
|
2111 /*
|
|
2112 * PRIVATE: cs_release_csp
|
|
2113 *
|
1385
|
2114 * Does the actual free'ing for the cs ptr with an optional flag of whether
|
|
2115 * or not to free the filename. Called by cs_kill and cs_reset.
|
7
|
2116 */
|
|
2117 static void
|
|
2118 cs_release_csp(i, freefnpp)
|
|
2119 int i;
|
|
2120 int freefnpp;
|
|
2121 {
|
|
2122 /*
|
|
2123 * Trying to exit normally (not sure whether it is fit to UNIX cscope
|
|
2124 */
|
|
2125 if (csinfo[i].to_fp != NULL)
|
|
2126 {
|
|
2127 (void)fputs("q\n", csinfo[i].to_fp);
|
|
2128 (void)fflush(csinfo[i].to_fp);
|
|
2129 }
|
1566
|
2130 #if defined(UNIX)
|
|
2131 {
|
1575
|
2132 int waitpid_errno;
|
1566
|
2133 int pstat;
|
|
2134 pid_t pid;
|
|
2135
|
|
2136 # if defined(HAVE_SIGACTION)
|
|
2137 struct sigaction sa, old;
|
|
2138
|
1568
|
2139 /* Use sigaction() to limit the waiting time to two seconds. */
|
|
2140 sigemptyset(&sa.sa_mask);
|
1566
|
2141 sa.sa_handler = sig_handler;
|
|
2142 sa.sa_flags = SA_NODEFER;
|
|
2143 sigaction(SIGALRM, &sa, &old);
|
|
2144 alarm(2); /* 2 sec timeout */
|
|
2145
|
|
2146 /* Block until cscope exits or until timer expires */
|
|
2147 pid = waitpid(csinfo[i].pid, &pstat, 0);
|
1575
|
2148 waitpid_errno = errno;
|
1566
|
2149
|
|
2150 /* cancel pending alarm if still there and restore signal */
|
|
2151 alarm(0);
|
|
2152 sigaction(SIGALRM, &old, NULL);
|
|
2153 # else
|
|
2154 int waited;
|
|
2155
|
|
2156 /* Can't use sigaction(), loop for two seconds. First yield the CPU
|
|
2157 * to give cscope a chance to exit quickly. */
|
|
2158 sleep(0);
|
|
2159 for (waited = 0; waited < 40; ++waited)
|
|
2160 {
|
|
2161 pid = waitpid(csinfo[i].pid, &pstat, WNOHANG);
|
1575
|
2162 waitpid_errno = errno;
|
1566
|
2163 if (pid != 0)
|
|
2164 break; /* break unless the process is still running */
|
1578
|
2165 mch_delay(50L, FALSE); /* sleep 50 ms */
|
1566
|
2166 }
|
|
2167 # endif
|
|
2168 /*
|
|
2169 * If the cscope process is still running: kill it.
|
|
2170 * Safety check: If the PID would be zero here, the entire X session
|
|
2171 * would be killed. -1 and 1 are dangerous as well.
|
|
2172 */
|
|
2173 if (pid < 0 && csinfo[i].pid > 1)
|
|
2174 {
|
1575
|
2175 # ifdef ECHILD
|
|
2176 int alive = TRUE;
|
|
2177
|
|
2178 if (waitpid_errno == ECHILD)
|
|
2179 {
|
|
2180 /*
|
|
2181 * When using 'vim -g', vim is forked and cscope process is
|
|
2182 * no longer a child process but a sibling. So waitpid()
|
|
2183 * fails with errno being ECHILD (No child processes).
|
|
2184 * Don't send SIGKILL to cscope immediately but wait
|
|
2185 * (polling) for it to exit normally as result of sending
|
|
2186 * the "q" command, hence giving it a chance to clean up
|
|
2187 * its temporary files.
|
|
2188 */
|
|
2189 int waited;
|
|
2190
|
|
2191 sleep(0);
|
|
2192 for (waited = 0; waited < 40; ++waited)
|
|
2193 {
|
|
2194 /* Check whether cscope process is still alive */
|
|
2195 if (kill(csinfo[i].pid, 0) != 0)
|
|
2196 {
|
|
2197 alive = FALSE; /* cscope process no longer exists */
|
|
2198 break;
|
|
2199 }
|
1578
|
2200 mch_delay(50L, FALSE); /* sleep 50ms */
|
1575
|
2201 }
|
|
2202 }
|
|
2203 if (alive)
|
|
2204 # endif
|
|
2205 {
|
|
2206 kill(csinfo[i].pid, SIGKILL);
|
|
2207 (void)waitpid(csinfo[i].pid, &pstat, 0);
|
|
2208 }
|
1566
|
2209 }
|
|
2210 }
|
|
2211 #else /* !UNIX */
|
1385
|
2212 if (csinfo[i].hProc != NULL)
|
|
2213 {
|
|
2214 /* Give cscope a chance to exit normally */
|
|
2215 if (WaitForSingleObject(csinfo[i].hProc, 1000) == WAIT_TIMEOUT)
|
|
2216 TerminateProcess(csinfo[i].hProc, 0);
|
|
2217 CloseHandle(csinfo[i].hProc);
|
|
2218 }
|
7
|
2219 #endif
|
|
2220
|
|
2221 if (csinfo[i].fr_fp != NULL)
|
|
2222 (void)fclose(csinfo[i].fr_fp);
|
|
2223 if (csinfo[i].to_fp != NULL)
|
|
2224 (void)fclose(csinfo[i].to_fp);
|
|
2225
|
|
2226 if (freefnpp)
|
|
2227 {
|
|
2228 vim_free(csinfo[i].fname);
|
|
2229 vim_free(csinfo[i].ppath);
|
|
2230 vim_free(csinfo[i].flags);
|
|
2231 }
|
|
2232
|
|
2233 clear_csinfo(i);
|
|
2234 } /* cs_release_csp */
|
|
2235
|
|
2236
|
|
2237 /*
|
|
2238 * PRIVATE: cs_reset
|
|
2239 *
|
|
2240 * calls cs_kill on all cscope connections then reinits
|
|
2241 */
|
|
2242 /* ARGSUSED */
|
|
2243 static int
|
|
2244 cs_reset(eap)
|
|
2245 exarg_T *eap;
|
|
2246 {
|
|
2247 char **dblist = NULL, **pplist = NULL, **fllist = NULL;
|
|
2248 int i;
|
273
|
2249 char buf[20]; /* for sprintf " (#%d)" */
|
7
|
2250
|
|
2251 /* malloc our db and ppath list */
|
|
2252 dblist = (char **)alloc(CSCOPE_MAX_CONNECTIONS * sizeof(char *));
|
|
2253 pplist = (char **)alloc(CSCOPE_MAX_CONNECTIONS * sizeof(char *));
|
|
2254 fllist = (char **)alloc(CSCOPE_MAX_CONNECTIONS * sizeof(char *));
|
|
2255 if (dblist == NULL || pplist == NULL || fllist == NULL)
|
|
2256 {
|
|
2257 vim_free(dblist);
|
|
2258 vim_free(pplist);
|
|
2259 vim_free(fllist);
|
|
2260 return CSCOPE_FAILURE;
|
|
2261 }
|
|
2262
|
|
2263 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
2264 {
|
|
2265 dblist[i] = csinfo[i].fname;
|
|
2266 pplist[i] = csinfo[i].ppath;
|
|
2267 fllist[i] = csinfo[i].flags;
|
|
2268 if (csinfo[i].fname != NULL)
|
|
2269 cs_release_csp(i, FALSE);
|
|
2270 }
|
|
2271
|
|
2272 /* rebuild the cscope connection list */
|
|
2273 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
2274 {
|
|
2275 if (dblist[i] != NULL)
|
|
2276 {
|
|
2277 cs_add_common(dblist[i], pplist[i], fllist[i]);
|
|
2278 if (p_csverbose)
|
|
2279 {
|
1372
|
2280 /* don't use smsg_attr() because we want to display the
|
7
|
2281 * connection number in the same line as
|
|
2282 * "Added cscope database..."
|
|
2283 */
|
|
2284 sprintf(buf, " (#%d)", i);
|
|
2285 MSG_PUTS_ATTR(buf, hl_attr(HLF_R));
|
|
2286 }
|
|
2287 }
|
|
2288 vim_free(dblist[i]);
|
|
2289 vim_free(pplist[i]);
|
|
2290 vim_free(fllist[i]);
|
|
2291 }
|
|
2292 vim_free(dblist);
|
|
2293 vim_free(pplist);
|
|
2294 vim_free(fllist);
|
|
2295
|
|
2296 if (p_csverbose)
|
|
2297 MSG_ATTR(_("All cscope databases reset"), hl_attr(HLF_R) | MSG_HIST);
|
|
2298 return CSCOPE_SUCCESS;
|
|
2299 } /* cs_reset */
|
|
2300
|
|
2301
|
|
2302 /*
|
|
2303 * PRIVATE: cs_resolve_file
|
|
2304 *
|
|
2305 * construct the full pathname to a file found in the cscope database.
|
|
2306 * (Prepends ppath, if there is one and if it's not already prepended,
|
|
2307 * otherwise just uses the name found.)
|
|
2308 *
|
|
2309 * we need to prepend the prefix because on some cscope's (e.g., the one that
|
|
2310 * ships with Solaris 2.6), the output never has the prefix prepended.
|
|
2311 * contrast this with my development system (Digital Unix), which does.
|
|
2312 */
|
|
2313 static char *
|
|
2314 cs_resolve_file(i, name)
|
|
2315 int i;
|
|
2316 char *name;
|
|
2317 {
|
|
2318 char *fullname;
|
|
2319 int len;
|
|
2320
|
|
2321 /*
|
|
2322 * ppath is freed when we destroy the cscope connection.
|
|
2323 * fullname is freed after cs_make_vim_style_matches, after it's been
|
|
2324 * copied into the tag buffer used by vim
|
|
2325 */
|
835
|
2326 len = (int)(strlen(name) + 2);
|
7
|
2327 if (csinfo[i].ppath != NULL)
|
835
|
2328 len += (int)strlen(csinfo[i].ppath);
|
7
|
2329
|
|
2330 if ((fullname = (char *)alloc(len)) == NULL)
|
|
2331 return NULL;
|
|
2332
|
|
2333 /*
|
|
2334 * note/example: this won't work if the cscope output already starts
|
|
2335 * "../.." and the prefix path is also "../..". if something like this
|
|
2336 * happens, you are screwed up and need to fix how you're using cscope.
|
|
2337 */
|
|
2338 if (csinfo[i].ppath != NULL &&
|
|
2339 (strncmp(name, csinfo[i].ppath, strlen(csinfo[i].ppath)) != 0) &&
|
|
2340 (name[0] != '/')
|
|
2341 #ifdef WIN32
|
|
2342 && name[0] != '\\' && name[1] != ':'
|
|
2343 #endif
|
|
2344 )
|
|
2345 (void)sprintf(fullname, "%s/%s", csinfo[i].ppath, name);
|
|
2346 else
|
|
2347 (void)sprintf(fullname, "%s", name);
|
|
2348
|
|
2349 return fullname;
|
|
2350 } /* cs_resolve_file */
|
|
2351
|
|
2352
|
|
2353 /*
|
|
2354 * PRIVATE: cs_show
|
|
2355 *
|
|
2356 * show all cscope connections
|
|
2357 */
|
|
2358 /* ARGSUSED */
|
|
2359 static int
|
|
2360 cs_show(eap)
|
|
2361 exarg_T *eap;
|
|
2362 {
|
|
2363 short i;
|
|
2364 if (cs_cnt_connections() == 0)
|
|
2365 MSG_PUTS(_("no cscope connections\n"));
|
|
2366 else
|
|
2367 {
|
|
2368 MSG_PUTS_ATTR(
|
|
2369 _(" # pid database name prepend path\n"),
|
|
2370 hl_attr(HLF_T));
|
|
2371 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
2372 {
|
|
2373 if (csinfo[i].fname == NULL)
|
|
2374 continue;
|
|
2375
|
|
2376 if (csinfo[i].ppath != NULL)
|
|
2377 (void)smsg((char_u *)"%2d %-5ld %-34s %-32s",
|
|
2378 i, (long)csinfo[i].pid, csinfo[i].fname, csinfo[i].ppath);
|
|
2379 else
|
|
2380 (void)smsg((char_u *)"%2d %-5ld %-34s <none>",
|
|
2381 i, (long)csinfo[i].pid, csinfo[i].fname);
|
|
2382 }
|
|
2383 }
|
|
2384
|
|
2385 wait_return(TRUE);
|
|
2386 return CSCOPE_SUCCESS;
|
|
2387 } /* cs_show */
|
|
2388
|
1385
|
2389
|
|
2390 /*
|
|
2391 * PUBLIC: cs_end
|
|
2392 *
|
|
2393 * Only called when VIM exits to quit any cscope sessions.
|
|
2394 */
|
|
2395 void
|
|
2396 cs_end()
|
|
2397 {
|
|
2398 int i;
|
|
2399
|
|
2400 for (i = 0; i < CSCOPE_MAX_CONNECTIONS; i++)
|
|
2401 cs_release_csp(i, TRUE);
|
|
2402 }
|
|
2403
|
7
|
2404 #endif /* FEAT_CSCOPE */
|
|
2405
|
|
2406 /* the end */
|