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Return early if FILESYSTEM_mountassets() fails

Browse source 
This way, we avoid the unnecessary graphics.reloadresources() call - if
we can't mount assets, why bother reloading resources?

The return type of FILESYSTEM_mount() has been changed from void to bool
to indicate success, accomodating its callers accordingly.
This commit is contained in:
Misa 2021-04-03 02:14:15 -07:00 committed by Ethan Lee
parent 1e375f9ecf
commit 9c8ecdb0f4
1 changed files with 19 additions and 13 deletions
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32
desktop_version/src/FileSystemUtils.cpp
View file

@ -213,7 +213,7 @@ static bool FILESYSTEM_exists(const char *fname)
return PHYSFS_exists(fname); return PHYSFS_exists(fname);
} }
static void FILESYSTEM_mount(const char *fname) static bool FILESYSTEM_mount(const char *fname)
{ {
const char* real_dir = PHYSFS_getRealDir(fname); const char* real_dir = PHYSFS_getRealDir(fname);
const char* dir_separator; const char* dir_separator;
@ -225,7 +225,7 @@ static void FILESYSTEM_mount(const char *fname)
"Could not mount %s: real directory doesn't exist\n", "Could not mount %s: real directory doesn't exist\n",
fname fname
); );
return; return false;
} }
dir_separator = PHYSFS_getDirSeparator(); dir_separator = PHYSFS_getDirSeparator();
@ -235,11 +235,11 @@ static void FILESYSTEM_mount(const char *fname)
if (!PHYSFS_mount(path, NULL, 0)) if (!PHYSFS_mount(path, NULL, 0))
{ {
printf("Error mounting: %s\n", PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode())); printf("Error mounting: %s\n", PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()));
return false;
} }
else
{ SDL_strlcpy(assetDir, path, sizeof(assetDir));
SDL_strlcpy(assetDir, path, sizeof(assetDir)); return true;
}
} }
void FILESYSTEM_loadZip(const char* filename) void FILESYSTEM_loadZip(const char* filename)
@ -298,7 +298,10 @@ void FILESYSTEM_mountassets(const char* path)
{ {
printf("Custom asset directory is .data.zip at %s\n", zip_data); printf("Custom asset directory is .data.zip at %s\n", zip_data);
FILESYSTEM_mount(zip_data); if (!FILESYSTEM_mount(zip_data))
{
return;
}
graphics.reloadresources(); graphics.reloadresources();
} }
@ -321,18 +324,18 @@ void FILESYSTEM_mountassets(const char* path)
"Error loading .zip: %s\n", "Error loading .zip: %s\n",
PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()) PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode())
); );
return;
} }
else if (PHYSFS_mountHandle(zip, zip_data, "/", 0) == 0) if (PHYSFS_mountHandle(zip, zip_data, "/", 0) == 0)
{ {
printf( printf(
"Error mounting .zip: %s\n", "Error mounting .zip: %s\n",
PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()) PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode())
); );
return;
} }
else
{ SDL_strlcpy(assetDir, zip_data, sizeof(assetDir));
SDL_strlcpy(assetDir, zip_data, sizeof(assetDir));
}
graphics.reloadresources(); graphics.reloadresources();
} }
@ -340,7 +343,10 @@ void FILESYSTEM_mountassets(const char* path)
{ {
printf("Custom asset directory exists at %s\n", dir); printf("Custom asset directory exists at %s\n", dir);
FILESYSTEM_mount(dir); if (!FILESYSTEM_mount(dir))
{
return;
}
graphics.reloadresources(); graphics.reloadresources();
} }