diff options
Diffstat (limited to 'laugeas.c')
| -rw-r--r-- | laugeas.c | 34 |
1 files changed, 30 insertions, 4 deletions
@@ -11,6 +11,8 @@ #define VERSION "unknown" #endif +#define LUA_FILEHANDLE "FILE*" + struct aug_flagmap { const char *name; int value; @@ -95,27 +97,51 @@ static int Paug_close(lua_State *L) return 0; } +static int pusherror(lua_State *L, augeas *aug, const char *info) +{ + lua_pushnil(L); + if (info==NULL) + lua_pushstring(L, aug_error_message(aug)); + else + lua_pushfstring(L, "%s: %s", info, aug_error_message(aug)); + lua_pushinteger(L, aug_error(aug)); + return 3; +} + +static int pushresult(lua_State *L, int i, augeas *aug, const char *info) +{ + if (i < 0) + return pusherror(L, aug, info); + lua_pushinteger(L, i); + return 1; +} + static int Paug_get(lua_State *L) { augeas **a; const char *path; const char *value = NULL; + int r; a = Paug_checkarg(L, 1); path = luaL_checkstring(L, 2); - lua_pushinteger(L, aug_get(*a, path, &value)); + r = aug_get(*a, path, &value); + if (r < 0) + return pusherror(L, *a, path); lua_pushstring(L, value); - return 2; + return 1; } static int Paug_print(lua_State *L) { augeas **a; const char *path; + FILE *f = stdout; a = Paug_checkarg(L, 1); path = luaL_checkstring(L, 2); - lua_pushinteger(L, aug_print(*a, stdout, path)); - return 1; + if (lua_isuserdata(L, 3)) + f = *(FILE**) luaL_checkudata(L, 3, LUA_FILEHANDLE); + return pushresult(L, aug_print(*a, f, path), *a, path); } static const luaL_reg Paug_methods[] = { |