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Fix problems pointed out by @DanielGibson.

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* Check pointers against NULL instead of 0.
* Checks pathes for \\ (Windows) and / (everything else).
This commit is contained in:
Yamagi Burmeister 2017-07-23 08:55:07 +02:00
parent 9efd831312
commit e4b9f6884f
1 changed files with 6 additions and 3 deletions
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9
src/common/filesystem.c
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@ -1269,6 +1269,9 @@ FS_AddDirToSearchPath(char *dir, qboolean create) {
{
dir[len - 1] = '\0';
}
else if (dir[len - 1] == '\\') {
dir[len - 1] = '\0';
}
// Set the current directory as game directory. This
// is somewhat fragile since the game directory MUST
@ -1402,7 +1405,7 @@ void FS_BuildGenericSearchPath(void) {
// (MUST be the last dir!)
const char *homedir = Sys_GetHomeDir();
if (homedir != 0) {
if (homedir != NULL) {
Com_sprintf(path, sizeof(path), "%s/%s", homedir, BASEDIRNAME);
FS_AddDirToSearchPath(path, true);
@ -1427,7 +1430,7 @@ FS_BuildGameSpecificSearchPath(char *dir)
// This is against PEBCAK. The user may give us paths like
// xatrix/ or even /home/stupid/quake2/xatrix.
if (!*dir || !strcmp(dir, ".") || strstr(dir, "..") || strstr(dir, "/"))
if (!*dir || !strcmp(dir, ".") || strstr(dir, "..") || strstr(dir, "/") || strstr(dir, "\\"))
{
Com_Printf("Gamedir should be a single filename, not a path.\n");
return;
@ -1533,7 +1536,7 @@ FS_BuildGameSpecificSearchPath(char *dir)
// (MUST be the last dir!)
const char *homedir = Sys_GetHomeDir();
if (homedir != 0) {
if (homedir != NULL) {
Com_sprintf(path, sizeof(path), "%s/%s", homedir, dir);
FS_AddDirToSearchPath(path, true);