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toxic: Fix get_user_config_dir().

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This commit is contained in:
Andreas Schneider 2013-08-11 12:52:56 +02:00
parent b2f4e266d3
commit b5a4cac6e1
1 changed files with 66 additions and 48 deletions
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92
configdir.c
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@ -28,65 +28,83 @@
#ifdef WIN32
#include <shlobj.h>
#include <direct.h>
#endif
#ifdef __APPLE__
#else /* WIN32 */
#include <unistd.h>
#include <pwd.h>
#endif
#endif /* WIN32 */
#include "configdir.h"
/*
* Retrieves a correct configuration directory, depending on the OS used, with a trailing slash
/**
* @brief Get the users config directory.
*
* This is without a trailing slash.
*
* @return The users config dir or NULL on error.
*/
char *get_user_config_dir(void)
{
char *user_config_dir;
#ifdef WIN32
#ifdef WIN32
char appdata[MAX_PATH];
HRESULT result = SHGetFolderPath(
NULL,
CSIDL_APPDATA,
NULL,
SHGFP_TYPE_CURRENT,
appdata
)
if (!result) return NULL;
BOOL ok;
ok = SHGetSpecialFolderPathA(NULL, appdata, CSIDL_PROFILE, TRUE);
if (!ok) {
return NULL;
}
user_config_dir = strdup(appdata);
return user_config_dir;
#elif defined __APPLE__
#else /* WIN32 */
struct passwd *pass = getpwuid(getuid());
if (!pass) return NULL;
char *home = pass->pw_dir;
user_config_dir = malloc(strlen(home) + strlen("/Library/Application Support") + 1);
#ifndef NSS_BUFLEN_PASSWD
#define NSS_BUFLEN_PASSWD 4096
#endif /* NSS_BUFLEN_PASSWD */
if(user_config_dir) {
strcpy(user_config_dir, home);
strcat(user_config_dir, "/Library/Application Support");
}
return user_config_dir;
struct passwd pwd;
struct passwd *pwdbuf;
const char *home;
char buf[NSS_BUFLEN_PASSWD];
size_t len;
int rc;
#else
if (getenv("XDG_CONFIG_HOME")) {
user_config_dir = strdup(getenv("XDG_CONFIG_HOME"));
rc = getpwuid_r(getuid(), &pwd, buf, NSS_BUFLEN_PASSWD, &pwdbuf);
if (rc == 0) {
home = pwd.pw_dir;
} else {
user_config_dir = malloc(strlen(getenv("HOME")) + strlen("/.config") + 1);
if (user_config_dir) {
strcpy(user_config_dir, getenv("HOME"));
strcat(user_config_dir, "/.config");
home = getenv("HOME");
if (home == NULL) {
return NULL;
}
/* env variables can be tainted */
snprintf(buf, sizeof(buf), "%s", home);
home = buf;
}
return user_config_dir;
#endif
# if defined(__APPLE__)
len = strlen(home) + strlen("/Library/Application Support") + 1;
user_config_dir = malloc(len);
if (user_config_dir == NULL) {
return NULL;
}
snprintf(user_config_dir, len, "%s/Library/Application Support", home);
# else /* __APPLE__ */
len = strlen(home) + strlen("/.config") + 1;
user_config_dir = malloc(len);
if (user_config_dir == NULL) {
return NULL;
}
snprintf(user_config_dir, len, "%s/.config", home);
# endif /* __APPLE__ */
return user_config_dir;
#undef NSS_BUFLEN_PASSWD
#endif /* WIN32 */
}
/*