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(const 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("MPLAYER_HOME")) != NULL)
  40                 config_dir = "";
  41         else if ((homedir = getenv("HOME")) == NULL)
  42 #if defined(__MINGW32__)||defined(__CYGWIN__) /*hack to get fonts etc. loaded outside of cygwin environment*/
  43         {
  44         int i,imax=0;
  45         char exedir[260];
  46         GetModuleFileNameA(NULL, exedir, 260);
  47         for(i=0; i< strlen(exedir);i++)if(exedir[i] =='\\'){exedir[i]='/';imax=i;}
  48         exedir[imax]='\0';
  49             homedir = exedir;
  50         }
  51 #else
  52                 return NULL;
  53 #endif
  54         len = strlen(homedir) + strlen(config_dir) + 1;
  55         if (filename == NULL) {
  56                 if ((buff = (char *) malloc(len)) == NULL)
  57                         return NULL;
  58                 sprintf(buff, "%s%s", homedir, config_dir);
  59         } else {
  60                 len += strlen(filename) + 1;
  61                 if ((buff = (char *) malloc(len)) == NULL)
  62                         return NULL;
  63                 sprintf(buff, "%s%s/%s", homedir, config_dir, filename);
  64         }
  65
  66 #ifdef MACOSX_BUNDLE
  67         if(stat(buff, &dummy)) {
  68
  69                 res_url_ref=CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());
  70                 bdl_url_ref=CFBundleCopyBundleURL(CFBundleGetMainBundle());
  71
  72                 if(res_url_ref&&bdl_url_ref) {
  73
  74                         res_url_path=malloc(maxlen);
  75                         bdl_url_path=malloc(maxlen);
  76
  77                         while(!CFURLGetFileSystemRepresentation(res_url_ref, true, res_url_path, maxlen)) {
  78                                 maxlen*=2;
  79                                 res_url_path=realloc(res_url_path, maxlen);
  80                         }
  81                         CFRelease(res_url_ref);
  82
  83                         while(!CFURLGetFileSystemRepresentation(bdl_url_ref, true, bdl_url_path, maxlen)) {
  84                                 maxlen*=2;
  85                                 bdl_url_path=realloc(bdl_url_path, maxlen);
  86                         }
  87                         CFRelease(bdl_url_ref);
  88
  89                         if( strcmp(res_url_path, bdl_url_path) == 0)
  90                                 res_url_path = NULL;
  91                 }
  92
  93                 if(res_url_path&&filename) {
  94                         if((strlen(filename)+strlen(res_url_path)+2)>maxlen) {
  95                                 maxlen=strlen(filename)+strlen(res_url_path)+2;
  96                         }
  97                         free(buff);
  98                         buff = (char *) malloc(maxlen);
  99                         strcpy(buff, res_url_path);
 100
 101                         strcat(buff,"/");
 102                         strcat(buff, filename);
 103                 }
 104         }
 105 #endif
 106         mp_msg(MSGT_GLOBAL,MSGL_V,"get_path('%s') -> '%s'\n",filename,buff);
 107         return buff;
 108 }
 109
 110 #if defined(WIN32) && defined(USE_WIN32DLL)
 111 void set_path_env()
 112 {
 113         /*make our codec dirs available for LoadLibraryA()*/
 114         char tmppath[MAX_PATH*2 + 1];
 115         char win32path[MAX_PATH];
 116         char realpath[MAX_PATH];
 117 #ifdef __CYGWIN__
 118         cygwin_conv_to_full_win32_path(WIN32_PATH,win32path);
 119         strcpy(tmppath,win32path);
 120 #ifdef USE_REALCODECS
 121         cygwin_conv_to_full_win32_path(REALCODEC_PATH,realpath);
 122         sprintf(tmppath,"%s;%s",win32path,realpath);
 123 #endif /*USE_REALCODECS*/
 124 #else /*__CYGWIN__*/
 125         /* Expand to absolute path unless it's already absolute */
 126         if(!strstr(WIN32_PATH,":") && WIN32_PATH[0] != '\\'){
 127                 GetModuleFileNameA(NULL, win32path, MAX_PATH);
 128                 strcpy(strrchr(win32path, '\\') + 1, WIN32_PATH);
 129         }
 130         else strcpy(win32path,WIN32_PATH);
 131         strcpy(tmppath,win32path);
 132 #ifdef USE_REALCODECS
 133         /* Expand to absolute path unless it's already absolute */
 134         if(!strstr(REALCODEC_PATH,":") && REALCODEC_PATH[0] != '\\'){
 135                 GetModuleFileNameA(NULL, realpath, MAX_PATH);
 136                 strcpy(strrchr(realpath, '\\') + 1, REALCODEC_PATH);
 137         }
 138         else strcpy(realpath,REALCODEC_PATH);
 139         sprintf(tmppath,"%s;%s",win32path,realpath);
 140 #endif /*USE_REALCODECS*/
 141 #endif /*__CYGWIN__*/
 142         mp_msg(MSGT_WIN32, MSGL_V,"Setting PATH to %s\n",tmppath);
 143         if (!SetEnvironmentVariableA("PATH", tmppath))
 144                 mp_msg(MSGT_WIN32, MSGL_WARN, "Cannot set PATH!");
 145 }
 146 #endif /*WIN32 && USE_WIN32DLL*/