diff options
Diffstat (limited to 'util-src/pposix.c')
| -rw-r--r-- | util-src/pposix.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/util-src/pposix.c b/util-src/pposix.c index 4fb1fb56..a8654995 100644 --- a/util-src/pposix.c +++ b/util-src/pposix.c @@ -664,6 +664,7 @@ int lc_meminfo(lua_State* L) #if _XOPEN_SOURCE >= 600 || _POSIX_C_SOURCE >= 200112L || defined(_GNU_SOURCE) int lc_fallocate(lua_State* L) { + int ret; off_t offset, len; FILE *f = *(FILE**) luaL_checkudata(L, 1, LUA_FILEHANDLE); if (f == NULL) @@ -691,7 +692,8 @@ int lc_fallocate(lua_State* L) #warning Note that posix_fallocate() will still be used on filesystems that dont support fallocate() #endif - if(posix_fallocate(fileno(f), offset, len) == 0) + ret = posix_fallocate(fileno(f), offset, len); + if(ret == 0) { lua_pushboolean(L, 1); return 1; @@ -699,7 +701,7 @@ int lc_fallocate(lua_State* L) else { lua_pushnil(L); - lua_pushstring(L, strerror(errno)); + lua_pushstring(L, strerror(ret)); /* posix_fallocate() can leave a bunch of NULs at the end, so we cut that * this assumes that offset == length of the file */ ftruncate(fileno(f), offset); |