ui/persfilepath_opt.c

   1 /* persfilepath_opt.c
   2  * Routines to handle command-line options to set paths for directories
   3  * containing personal files (configuration, saved captures)
   4  *
   5  * Wireshark - Network traffic analyzer
   6  * By Gerald Combs <gerald@wireshark.org>
   7  * Copyright 1998 Gerald Combs
   8  *
   9  * SPDX-License-Identifier: GPL-2.0-or-later
  10  */
  11
  12 #include "config.h"
  13
  14 #include <string.h>
  15 #include <errno.h>
  16
  17 #include <glib.h>
  18
  19 #include <wsutil/filesystem.h>
  20
  21 #include "ui/persfilepath_opt.h"
  22
  23 /*
  24  * process command line option that affects the paths of the directories
  25  * used for personal files (configuration, saved captures)
  26  */
  27 bool
  28 persfilepath_opt(int opt _U_, const char *optstr)
  29 {
  30     char *p, *colonp;
  31
  32     colonp = strchr(optstr, ':');
  33     if (colonp == NULL) {
  34         return false;
  35     }
  36
  37     p = colonp;
  38     *p++ = '\0';
  39
  40     /*
  41     * Skip over any white space (there probably won't be any, but
  42     * as we allow it in the preferences file, we might as well
  43     * allow it here).
  44     */
  45     while (g_ascii_isspace(*p))
  46         p++;
  47     if (*p == '\0') {
  48         /*
  49          * Put the colon back, so if our caller uses, in an
  50          * error message, the string they passed us, the message
  51          * looks correct.
  52          */
  53         *colonp = ':';
  54         return false;
  55     }
  56
  57     /* directory should be existing */
  58     /* XXX - is this a requirement? */
  59     if(test_for_directory(p) != EISDIR) {
  60         /*
  61          * Put the colon back, so if our caller uses, in an
  62          * error message, the string they passed us, the message
  63          * looks correct.
  64          */
  65         *colonp = ':';
  66         return false;
  67     }
  68
  69     if (strcmp(optstr,"persconf") == 0) {
  70         set_persconffile_dir(p);
  71     } else if (strcmp(optstr,"persdata") == 0) {
  72         set_persdatafile_dir(p);
  73     } else {
  74         /* XXX - might need to add the temp file path */
  75         return false;
  76     }
  77     *colonp = ':'; /* put the colon back */
  78     return true;
  79 }