WINGs/wapplication.c

   1
   2
   3 #include <unistd.h>
   4
   5 #include "WINGsP.h"
   6
   7 #include "wconfig.h"
   8
   9 #include "X11/Xlocale.h"
  10
  11
  12 extern void W_InitNotificationCenter(void);
  13
  14
  15 struct W_Application WMApplication;
  16
  17
  18 char *_WINGS_progname = NULL;
  19
  20
  21
  22 Bool
  23 W_ApplicationInitialized(void)
  24 {
  25     return _WINGS_progname!=NULL;
  26 }
  27
  28
  29 void
  30 WMInitializeApplication(char *applicationName, int *argc, char **argv)
  31 {
  32     int i;
  33
  34     assert(argc!=NULL);
  35     assert(argv!=NULL);
  36     assert(applicationName!=NULL);
  37
  38
  39     setlocale(LC_ALL, "");
  40
  41 #ifdef I18N
  42     if (getenv("NLSPATH"))
  43         bindtextdomain("WINGs", getenv("NLSPATH"));
  44     else
  45         bindtextdomain("WINGs", LOCALEDIR);
  46 #endif
  47
  48     _WINGS_progname = argv[0];
  49
  50     WMApplication.applicationName = wstrdup(applicationName);
  51     WMApplication.argc = *argc;
  52
  53     WMApplication.argv = wmalloc((*argc+1)*sizeof(char*));
  54     for (i=0; i<*argc; i++) {
  55         WMApplication.argv[i] = wstrdup(argv[i]);
  56     }
  57     WMApplication.argv[i] = NULL;
  58
  59     /* initialize notification center */
  60     W_InitNotificationCenter();
  61 }
  62
  63
  64 void
  65 WMSetResourcePath(char *path)
  66 {
  67     if (WMApplication.resourcePath)
  68         wfree(WMApplication.resourcePath);
  69     WMApplication.resourcePath = wstrdup(path);
  70 }
  71
  72
  73 char*
  74 WMGetApplicationName()
  75 {
  76     return WMApplication.applicationName;
  77 }
  78
  79
  80 static char*
  81 checkFile(char *path, char *folder, char *ext, char *resource)
  82 {
  83     char *ret;
  84     int extralen;
  85
  86     extralen = (ext ? strlen(ext) : 0) + (folder ? strlen(folder) : 0) + 4;
  87     ret = wmalloc(strlen(path)+strlen(resource)+extralen+8);
  88     strcpy(ret, path);
  89     if (folder) {
  90         strcat(ret, "/");
  91         strcat(ret, folder);
  92     }
  93     if (ext) {
  94         strcat(ret, "/");
  95         strcat(ret, ext);
  96     }
  97     strcat(ret, "/");
  98     strcat(ret, resource);
  99
 100     if (access(ret, F_OK)!=0) {
 101         wfree(ret);
 102         ret = NULL;
 103     }
 104
 105     return ret;
 106 }
 107
 108
 109 char*
 110 WMPathForResourceOfType(char *resource, char *ext)
 111 {
 112     char *path = NULL;
 113     char *tmp, *appdir;
 114     int i;
 115
 116     /*
 117      * Paths are searched in this order:
 118      * - resourcePath/ext
 119      * - argv[0]/ext
 120      * - GNUSTEP_USER_ROOT/Apps/ApplicationName.app/ext
 121      * - ~/GNUstep/Apps/ApplicationName.app/ext
 122      * - GNUSTEP_LOCAL_ROOT/Apps/ApplicationName.app/ext
 123      * - /usr/local/GNUstep/Apps/ApplicationName.app/ext
 124      * - GNUSTEP_SYSTEM_ROOT/Apps/ApplicationName.app/ext
 125      * - /usr/GNUstep/Apps/ApplicationName.app/ext
 126      */
 127
 128     if (WMApplication.resourcePath) {
 129         path = checkFile(WMApplication.resourcePath, NULL, ext, resource);
 130         if (path)
 131             return path;
 132     }
 133
 134     if (WMApplication.argv[0]) {
 135         tmp = wstrdup(WMApplication.argv[0]);
 136         i = strlen(tmp);
 137         while (i > 0 && tmp[i]!='/')
 138             i--;
 139         tmp[i] = 0;
 140         if (i>0) {
 141             path = checkFile(tmp, NULL, ext, resource);
 142         } else {
 143             path = NULL;
 144         }
 145         wfree(tmp);
 146         if (path)
 147             return path;
 148     }
 149
 150     appdir = wmalloc(strlen(WMApplication.applicationName)+10);
 151     sprintf(appdir, "Apps/%s.app", WMApplication.applicationName);
 152
 153     if (getenv("GNUSTEP_USER_ROOT")) {
 154         path = checkFile(getenv("GNUSTEP_USER_ROOT"), appdir, ext, resource);
 155         if (path) {
 156             wfree(appdir);
 157             return path;
 158         }
 159     }
 160
 161     tmp = wusergnusteppath();
 162     if (tmp) {
 163         path = checkFile(tmp, appdir, ext, resource);
 164         if (path) {
 165             wfree(appdir);
 166             return path;
 167         }
 168     }
 169
 170     if (getenv("GNUSTEP_LOCAL_ROOT")) {
 171         path = checkFile(getenv("GNUSTEP_LOCAL_ROOT"), appdir, ext, resource);
 172         if (path) {
 173             wfree(appdir);
 174             return path;
 175         }
 176     }
 177
 178     path = checkFile("/usr/local/GNUstep", appdir, ext, resource);
 179     if (path) {
 180         wfree(appdir);
 181         return path;
 182     }
 183
 184
 185     if (getenv("GNUSTEP_SYSTEM_ROOT")) {
 186         path = checkFile(getenv("GNUSTEP_SYSTEM_ROOT"), appdir, ext, resource);
 187         if (path) {
 188             wfree(appdir);
 189             return path;
 190         }
 191     }
 192
 193     path = checkFile("/usr/GNUstep", appdir, ext, resource);
 194     if (path) {
 195         wfree(appdir);
 196         return path;
 197     }
 198
 199     return NULL;
 200 }
 201
 202