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Made system.get_file_info() and list_dir() return (nil,msg) on error

This commit is contained in:
rxi 2020-04-21 23:33:04 +01:00
parent 4191cf2c08
commit a9b4bdf602
1 changed files with 12 additions and 3 deletions
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15
src/api/system.c
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@ -1,7 +1,8 @@
#include <SDL2/SDL.h> #include <SDL2/SDL.h>
#include <stdbool.h>
#include <ctype.h> #include <ctype.h>
#include <dirent.h> #include <dirent.h>
#include <stdbool.h> #include <errno.h>
#include <sys/stat.h> #include <sys/stat.h>
#include "api.h" #include "api.h"
#ifdef _WIN32 #ifdef _WIN32
@ -212,7 +213,11 @@ static int f_list_dir(lua_State *L) {
const char *path = luaL_checkstring(L, 1); const char *path = luaL_checkstring(L, 1);
DIR *dir = opendir(path); DIR *dir = opendir(path);
if (!dir) { luaL_error(L, "could not open directory: %s", path); } if (!dir) {
lua_pushnil(L);
lua_pushstring(L, strerror(errno));
return 2;
}
lua_newtable(L); lua_newtable(L);
int i = 1; int i = 1;
@ -250,7 +255,11 @@ static int f_get_file_info(lua_State *L) {
struct stat s; struct stat s;
int err = stat(path, &s); int err = stat(path, &s);
if (err < 0) { return 0; } if (err < 0) {
lua_pushnil(L);
lua_pushstring(L, strerror(errno));
return 2;
}
lua_newtable(L); lua_newtable(L);
lua_pushnumber(L, s.st_mtime); lua_pushnumber(L, s.st_mtime);