WINGs/wapplication.c

   1
   2 #include <unistd.h>
   3
   4 #include "WINGsP.h"
   5
   6 #include "wconfig.h"
   7
   8 #include "X11/Xlocale.h"
   9
  10 extern void W_InitNotificationCenter(void);
  11
  12 struct W_Application WMApplication;
  13
  14 char *_WINGS_progname = NULL;
  15
  16 Bool W_ApplicationInitialized(void)
  17 {
  18         return _WINGS_progname != NULL;
  19 }
  20
  21 void WMInitializeApplication(char *applicationName, int *argc, char **argv)
  22 {
  23         int i;
  24
  25         assert(argc != NULL);
  26         assert(argv != NULL);
  27         assert(applicationName != NULL);
  28
  29         setlocale(LC_ALL, "");
  30
  31 #ifdef I18N
  32         if (getenv("NLSPATH"))
  33                 bindtextdomain("WINGs", getenv("NLSPATH"));
  34         else
  35                 bindtextdomain("WINGs", LOCALEDIR);
  36         bind_textdomain_codeset("WINGs", "UTF-8");
  37 #endif
  38
  39         _WINGS_progname = argv[0];
  40
  41         WMApplication.applicationName = wstrdup(applicationName);
  42         WMApplication.argc = *argc;
  43
  44         WMApplication.argv = wmalloc((*argc + 1) * sizeof(char *));
  45         for (i = 0; i < *argc; i++) {
  46                 WMApplication.argv[i] = wstrdup(argv[i]);
  47         }
  48         WMApplication.argv[i] = NULL;
  49
  50         /* initialize notification center */
  51         W_InitNotificationCenter();
  52 }
  53
  54 void WMSetResourcePath(char *path)
  55 {
  56         if (WMApplication.resourcePath)
  57                 wfree(WMApplication.resourcePath);
  58         WMApplication.resourcePath = wstrdup(path);
  59 }
  60
  61 char *WMGetApplicationName()
  62 {
  63         return WMApplication.applicationName;
  64 }
  65
  66 static char *checkFile(char *path, char *folder, char *ext, char *resource)
  67 {
  68         char *ret;
  69         int extralen;
  70
  71         extralen = (ext ? strlen(ext) : 0) + (folder ? strlen(folder) : 0) + 4;
  72         ret = wmalloc(strlen(path) + strlen(resource) + extralen + 8);
  73         strcpy(ret, path);
  74         if (folder) {
  75                 strcat(ret, "/");
  76                 strcat(ret, folder);
  77         }
  78         if (ext) {
  79                 strcat(ret, "/");
  80                 strcat(ret, ext);
  81         }
  82         strcat(ret, "/");
  83         strcat(ret, resource);
  84
  85         if (access(ret, F_OK) != 0) {
  86                 wfree(ret);
  87                 ret = NULL;
  88         }
  89
  90         return ret;
  91 }
  92
  93 char *WMPathForResourceOfType(char *resource, char *ext)
  94 {
  95         char *path = NULL;
  96         char *tmp, *appdir;
  97         int i;
  98
  99         /*
 100          * Paths are searched in this order:
 101          * - resourcePath/ext
 102          * - argv[0]/ext
 103          * - GNUSTEP_USER_ROOT/Applications/ApplicationName.app/ext
 104          * - ~/GNUstep/Applications/ApplicationName.app/ext
 105          * - GNUSTEP_LOCAL_ROOT/Applications/ApplicationName.app/ext
 106          * - /usr/local/GNUstep/Applications/ApplicationName.app/ext
 107          * - GNUSTEP_SYSTEM_ROOT/Applications/ApplicationName.app/ext
 108          * - /usr/GNUstep/Applications/ApplicationName.app/ext
 109          */
 110
 111         if (WMApplication.resourcePath) {
 112                 path = checkFile(WMApplication.resourcePath, NULL, ext, resource);
 113                 if (path)
 114                         return path;
 115         }
 116
 117         if (WMApplication.argv[0]) {
 118                 tmp = wstrdup(WMApplication.argv[0]);
 119                 i = strlen(tmp);
 120                 while (i > 0 && tmp[i] != '/')
 121                         i--;
 122                 tmp[i] = 0;
 123                 if (i > 0) {
 124                         path = checkFile(tmp, NULL, ext, resource);
 125                 } else {
 126                         path = NULL;
 127                 }
 128                 wfree(tmp);
 129                 if (path)
 130                         return path;
 131         }
 132
 133         appdir = wmalloc(strlen(WMApplication.applicationName) + 20);
 134         sprintf(appdir, "Applications/%s.app", WMApplication.applicationName);
 135
 136         if (getenv("GNUSTEP_USER_ROOT")) {
 137                 path = checkFile(getenv("GNUSTEP_USER_ROOT"), appdir, ext, resource);
 138                 if (path) {
 139                         wfree(appdir);
 140                         return path;
 141                 }
 142         }
 143
 144         tmp = wusergnusteppath();
 145         if (tmp) {
 146                 path = checkFile(tmp, appdir, ext, resource);
 147                 if (path) {
 148                         wfree(appdir);
 149                         return path;
 150                 }
 151         }
 152
 153         if (getenv("GNUSTEP_LOCAL_ROOT")) {
 154                 path = checkFile(getenv("GNUSTEP_LOCAL_ROOT"), appdir, ext, resource);
 155                 if (path) {
 156                         wfree(appdir);
 157                         return path;
 158                 }
 159         }
 160
 161         path = checkFile("/usr/local/GNUstep", appdir, ext, resource);
 162         if (path) {
 163                 wfree(appdir);
 164                 return path;
 165         }
 166
 167         if (getenv("GNUSTEP_SYSTEM_ROOT")) {
 168                 path = checkFile(getenv("GNUSTEP_SYSTEM_ROOT"), appdir, ext, resource);
 169                 if (path) {
 170                         wfree(appdir);
 171                         return path;
 172                 }
 173         }
 174
 175         path = checkFile("/usr/GNUstep", appdir, ext, resource);
 176         if (path) {
 177                 wfree(appdir);
 178                 return path;
 179         }
 180
 181         return NULL;
 182 }