mpv/get_path.c

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/*
* Get path to config dir/file.
*
* Return Values:
* Returns the pointer to the ALLOCATED buffer containing the
* zero terminated path string. This buffer has to be FREED
* by the caller.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "mp_msg.h"
#ifdef MACOSX_BUNDLE
#include <CoreFoundation/CoreFoundation.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#endif
#ifdef WIN32
#include <windows.h>
#endif
#ifdef __OS2__
#define INCL_DOS
#include <os2.h>
#endif
char *get_path(const char *filename){
char *homedir;
char *buff;
#ifdef __MINGW32__
static char *config_dir = "/mplayer";
#else
static char *config_dir = "/.mplayer";
#endif
int len;
#ifdef MACOSX_BUNDLE
struct stat dummy;
CFIndex maxlen=256;
CFURLRef res_url_ref=NULL;
CFURLRef bdl_url_ref=NULL;
char *res_url_path = NULL;
char *bdl_url_path = NULL;
#endif
if ((homedir = getenv("MPLAYER_HOME")) != NULL)
config_dir = "";
else if ((homedir = getenv("HOME")) == NULL)
#if defined(__MINGW32__) || defined(__CYGWIN__)
/* Hack to get fonts etc. loaded outside of Cygwin environment. */
{
int i,imax=0;
char exedir[260];
GetModuleFileNameA(NULL, exedir, 260);
for (i=0; i< strlen(exedir); i++)
if (exedir[i] =='\\')
{exedir[i]='/'; imax=i;}
exedir[imax]='\0';
homedir = exedir;
}
#elif defined(__OS2__)
{
PPIB ppib;
char path[260];
// Get process info blocks
DosGetInfoBlocks(NULL, &ppib);
// Get full path of the executable
DosQueryModuleName(ppib->pib_hmte, sizeof( path ), path);
// Truncate name part including last backslash
*strrchr(path, '\\') = 0;
// Convert backslash to slash
_fnslashify(path);
homedir = path;
}
#else
return NULL;
#endif
len = strlen(homedir) + strlen(config_dir) + 1;
if (filename == NULL) {
if ((buff = malloc(len)) == NULL)
return NULL;
sprintf(buff, "%s%s", homedir, config_dir);
} else {
len += strlen(filename) + 1;
if ((buff = malloc(len)) == NULL)
return NULL;
sprintf(buff, "%s%s/%s", homedir, config_dir, filename);
}
#ifdef MACOSX_BUNDLE
if (stat(buff, &dummy)) {
res_url_ref=CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());
bdl_url_ref=CFBundleCopyBundleURL(CFBundleGetMainBundle());
if (res_url_ref&&bdl_url_ref) {
res_url_path=malloc(maxlen);
bdl_url_path=malloc(maxlen);
while (!CFURLGetFileSystemRepresentation(res_url_ref, true, res_url_path, maxlen)) {
maxlen*=2;
res_url_path=realloc(res_url_path, maxlen);
}
CFRelease(res_url_ref);
while (!CFURLGetFileSystemRepresentation(bdl_url_ref, true, bdl_url_path, maxlen)) {
maxlen*=2;
bdl_url_path=realloc(bdl_url_path, maxlen);
}
CFRelease(bdl_url_ref);
if (strcmp(res_url_path, bdl_url_path) == 0)
res_url_path = NULL;
}
if (res_url_path&&filename) {
if ((strlen(filename)+strlen(res_url_path)+2)>maxlen) {
maxlen=strlen(filename)+strlen(res_url_path)+2;
}
free(buff);
buff = malloc(maxlen);
strcpy(buff, res_url_path);
strcat(buff,"/");
strcat(buff, filename);
}
}
#endif
mp_msg(MSGT_GLOBAL,MSGL_V,"get_path('%s') -> '%s'\n",filename,buff);
return buff;
}
#if defined(WIN32) && defined(USE_WIN32DLL)
void set_path_env()
{
/*make our codec dirs available for LoadLibraryA()*/
char tmppath[MAX_PATH*2 + 1];
char win32path[MAX_PATH];
char realpath[MAX_PATH];
#ifdef __CYGWIN__
cygwin_conv_to_full_win32_path(WIN32_PATH,win32path);
strcpy(tmppath,win32path);
#ifdef USE_REALCODECS
cygwin_conv_to_full_win32_path(REALCODEC_PATH,realpath);
sprintf(tmppath,"%s;%s",win32path,realpath);
#endif /*USE_REALCODECS*/
#else /*__CYGWIN__*/
/* Expand to absolute path unless it's already absolute */
if (!strstr(WIN32_PATH,":") && WIN32_PATH[0] != '\\'){
GetModuleFileNameA(NULL, win32path, MAX_PATH);
strcpy(strrchr(win32path, '\\') + 1, WIN32_PATH);
}
else strcpy(win32path,WIN32_PATH);
strcpy(tmppath,win32path);
#ifdef USE_REALCODECS
/* Expand to absolute path unless it's already absolute */
if (!strstr(REALCODEC_PATH,":") && REALCODEC_PATH[0] != '\\'){
GetModuleFileNameA(NULL, realpath, MAX_PATH);
strcpy(strrchr(realpath, '\\') + 1, REALCODEC_PATH);
}
else strcpy(realpath,REALCODEC_PATH);
sprintf(tmppath,"%s;%s",win32path,realpath);
#endif /*USE_REALCODECS*/
#endif /*__CYGWIN__*/
mp_msg(MSGT_WIN32, MSGL_V,"Setting PATH to %s\n",tmppath);
if (!SetEnvironmentVariableA("PATH", tmppath))
mp_msg(MSGT_WIN32, MSGL_WARN, "Cannot set PATH!");
}
#endif /*WIN32 && USE_WIN32DLL*/