get_path.c

   1
   2 /*
   3  * Get path to config dir/file.
   4  *
   5  * Return Values:
   6  *   Returns the pointer to the ALLOCATED buffer containing the
   7  *   zero terminated path string. This buffer has to be FREED
   8  *   by the caller.
   9  *
  10  */
  11 #ifdef MACOSX_BUNDLE
  12 #include <CoreFoundation/CoreFoundation.h>
  13 #include <sys/types.h>
  14 #include <sys/stat.h>
  15 #include <stdio.h>
  16 #include <stdlib.h>
  17 #include <unistd.h>
  18 #include <string.h>
  19 #endif
  20
  21 char *get_path(char *filename){
  22         char *homedir;
  23         char *buff;
  24 #if defined(__MINGW32__)
  25     static char *config_dir = "/mplayer";
  26 #else
  27         static char *config_dir = "/.mplayer";
  28 #endif
  29         int len;
  30 #ifdef MACOSX_BUNDLE
  31         struct stat dummy;
  32         CFIndex maxlen=256;
  33         CFURLRef res_url_ref=NULL;
  34         CFURLRef bdl_url_ref=NULL;
  35         char *res_url_path = NULL;
  36         char *bdl_url_path = NULL;
  37 #endif
  38
  39         if ((homedir = getenv("HOME")) == NULL)
  40 #if defined(__MINGW32__)||defined(__CYGWIN__) /*hack to get fonts etc. loaded outside of cygwin environment*/
  41         {
  42         int i,imax=0;
  43         char exedir[260];
  44         GetModuleFileNameA(NULL, exedir, 260);
  45         for(i=0; i< strlen(exedir);i++)if(exedir[i] =='\\'){exedir[i]='/';imax=i;}
  46         exedir[imax]='\0';
  47             homedir = exedir;
  48         }
  49 #else
  50                 return NULL;
  51 #endif
  52         len = strlen(homedir) + strlen(config_dir) + 1;
  53         if (filename == NULL) {
  54                 if ((buff = (char *) malloc(len)) == NULL)
  55                         return NULL;
  56                 sprintf(buff, "%s%s", homedir, config_dir);
  57         } else {
  58                 len += strlen(filename) + 1;
  59                 if ((buff = (char *) malloc(len)) == NULL)
  60                         return NULL;
  61                 sprintf(buff, "%s%s/%s", homedir, config_dir, filename);
  62         }
  63
  64 #ifdef MACOSX_BUNDLE
  65         if(stat(buff, &dummy)) {
  66
  67                 res_url_ref=CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());
  68                 bdl_url_ref=CFBundleCopyBundleURL(CFBundleGetMainBundle());
  69
  70                 if(res_url_ref&&bdl_url_ref) {
  71
  72                         res_url_path=malloc(maxlen);
  73                         bdl_url_path=malloc(maxlen);
  74
  75                         while(!CFURLGetFileSystemRepresentation(res_url_ref, true, res_url_path, maxlen)) {
  76                                 maxlen*=2;
  77                                 res_url_path=realloc(res_url_path, maxlen);
  78                         }
  79                         CFRelease(res_url_ref);
  80
  81                         while(!CFURLGetFileSystemRepresentation(bdl_url_ref, true, bdl_url_path, maxlen)) {
  82                                 maxlen*=2;
  83                                 bdl_url_path=realloc(bdl_url_path, maxlen);
  84                         }
  85                         CFRelease(bdl_url_ref);
  86
  87                         if( strcmp(res_url_path, bdl_url_path) == 0)
  88                                 res_url_path = NULL;
  89                 }
  90
  91                 if(res_url_path&&filename) {
  92                         if((strlen(filename)+strlen(res_url_path)+2)>maxlen) {
  93                                 maxlen=strlen(filename)+strlen(res_url_path)+2;
  94                         }
  95                         free(buff);
  96                         buff = (char *) malloc(maxlen);
  97                         strcpy(buff, res_url_path);
  98
  99                         strcat(buff,"/");
 100                         strcat(buff, filename);
 101                 }
 102         }
 103 #endif
 104         mp_msg(MSGT_GLOBAL,MSGL_V,"get_path('%s') -> '%s'\n",filename,buff);
 105         return buff;
 106 }