WINGs/wapplication.c

   1
   2 #include <unistd.h>
   3 #include <X11/Xlocale.h>
   4
   5 #include "WINGsP.h"
   6 #include "wconfig.h"
   7
   8 extern void W_InitNotificationCenter(void);
   9
  10 struct W_Application WMApplication;
  11
  12 char *_WINGS_progname = NULL;
  13
  14 Bool W_ApplicationInitialized(void)
  15 {
  16         return _WINGS_progname != NULL;
  17 }
  18
  19 void WMInitializeApplication(char *applicationName, int *argc, char **argv)
  20 {
  21         int i;
  22
  23         assert(argc != NULL);
  24         assert(argv != NULL);
  25         assert(applicationName != NULL);
  26
  27         setlocale(LC_ALL, "");
  28
  29 #ifdef I18N
  30         if (getenv("NLSPATH"))
  31                 bindtextdomain("WINGs", getenv("NLSPATH"));
  32         else
  33                 bindtextdomain("WINGs", LOCALEDIR);
  34         bind_textdomain_codeset("WINGs", "UTF-8");
  35 #endif
  36
  37         _WINGS_progname = argv[0];
  38
  39         WMApplication.applicationName = wstrdup(applicationName);
  40         WMApplication.argc = *argc;
  41
  42         WMApplication.argv = wmalloc((*argc + 1) * sizeof(char *));
  43         for (i = 0; i < *argc; i++) {
  44                 WMApplication.argv[i] = wstrdup(argv[i]);
  45         }
  46         WMApplication.argv[i] = NULL;
  47
  48         /* initialize notification center */
  49         W_InitNotificationCenter();
  50 }
  51
  52 void WMSetResourcePath(char *path)
  53 {
  54         if (WMApplication.resourcePath)
  55                 wfree(WMApplication.resourcePath);
  56         WMApplication.resourcePath = wstrdup(path);
  57 }
  58
  59 char *WMGetApplicationName()
  60 {
  61         return WMApplication.applicationName;
  62 }
  63
  64 static char *checkFile(char *path, char *folder, char *ext, char *resource)
  65 {
  66         char *ret;
  67         int extralen;
  68
  69         extralen = (ext ? strlen(ext) : 0) + (folder ? strlen(folder) : 0) + 4;
  70         ret = wmalloc(strlen(path) + strlen(resource) + extralen + 8);
  71         strcpy(ret, path);
  72         if (folder) {
  73                 strcat(ret, "/");
  74                 strcat(ret, folder);
  75         }
  76         if (ext) {
  77                 strcat(ret, "/");
  78                 strcat(ret, ext);
  79         }
  80         strcat(ret, "/");
  81         strcat(ret, resource);
  82
  83         if (access(ret, F_OK) != 0) {
  84                 wfree(ret);
  85                 ret = NULL;
  86         }
  87
  88         return ret;
  89 }
  90
  91 char *WMPathForResourceOfType(char *resource, char *ext)
  92 {
  93         char *path = NULL;
  94         char *tmp, *appdir;
  95         int i;
  96
  97         /*
  98          * Paths are searched in this order:
  99          * - resourcePath/ext
 100          * - argv[0]/ext
 101          * - GNUSTEP_USER_ROOT/Applications/ApplicationName.app/ext
 102          * - ~/GNUstep/Applications/ApplicationName.app/ext
 103          * - GNUSTEP_LOCAL_ROOT/Applications/ApplicationName.app/ext
 104          * - /usr/local/GNUstep/Applications/ApplicationName.app/ext
 105          * - GNUSTEP_SYSTEM_ROOT/Applications/ApplicationName.app/ext
 106          * - /usr/GNUstep/Applications/ApplicationName.app/ext
 107          */
 108
 109         if (WMApplication.resourcePath) {
 110                 path = checkFile(WMApplication.resourcePath, NULL, ext, resource);
 111                 if (path)
 112                         return path;
 113         }
 114
 115         if (WMApplication.argv[0]) {
 116                 tmp = wstrdup(WMApplication.argv[0]);
 117                 i = strlen(tmp);
 118                 while (i > 0 && tmp[i] != '/')
 119                         i--;
 120                 tmp[i] = 0;
 121                 if (i > 0) {
 122                         path = checkFile(tmp, NULL, ext, resource);
 123                 } else {
 124                         path = NULL;
 125                 }
 126                 wfree(tmp);
 127                 if (path)
 128                         return path;
 129         }
 130
 131         appdir = wmalloc(strlen(WMApplication.applicationName) + 20);
 132         sprintf(appdir, "Applications/%s.app", WMApplication.applicationName);
 133
 134         if (getenv("GNUSTEP_USER_ROOT")) {
 135                 path = checkFile(getenv("GNUSTEP_USER_ROOT"), appdir, ext, resource);
 136                 if (path) {
 137                         wfree(appdir);
 138                         return path;
 139                 }
 140         }
 141
 142         tmp = wusergnusteppath();
 143         if (tmp) {
 144                 path = checkFile(tmp, appdir, ext, resource);
 145                 if (path) {
 146                         wfree(appdir);
 147                         return path;
 148                 }
 149         }
 150
 151         if (getenv("GNUSTEP_LOCAL_ROOT")) {
 152                 path = checkFile(getenv("GNUSTEP_LOCAL_ROOT"), appdir, ext, resource);
 153                 if (path) {
 154                         wfree(appdir);
 155                         return path;
 156                 }
 157         }
 158
 159         path = checkFile("/usr/local/GNUstep", appdir, ext, resource);
 160         if (path) {
 161                 wfree(appdir);
 162                 return path;
 163         }
 164
 165         if (getenv("GNUSTEP_SYSTEM_ROOT")) {
 166                 path = checkFile(getenv("GNUSTEP_SYSTEM_ROOT"), appdir, ext, resource);
 167                 if (path) {
 168                         wfree(appdir);
 169                         return path;
 170                 }
 171         }
 172
 173         path = checkFile("/usr/GNUstep", appdir, ext, resource);
 174         if (path) {
 175                 wfree(appdir);
 176                 return path;
 177         }
 178
 179         return NULL;
 180 }