lua

A copy of the Lua development repository
Log | Files | Refs | README

commit 48adb6984c9af1deb32deda0430f092973ec8d6a
parent c5069528e1da3d4651f167011404bcf388ba1c71
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date:   Fri,  7 Jun 2013 16:01:10 -0300

'io.write' writes integers directly (and correctly)

Diffstat:
Mliolib.c | 8+++++---
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/liolib.c b/liolib.c @@ -1,5 +1,5 @@ /* -** $Id: liolib.c,v 2.112 2013/04/11 18:34:06 roberto Exp roberto $ +** $Id: liolib.c,v 2.113 2013/05/14 15:57:43 roberto Exp roberto $ ** Standard I/O (and system) library ** See Copyright Notice in lua.h */ @@ -533,8 +533,10 @@ static int g_write (lua_State *L, FILE *f, int arg) { for (; nargs--; arg++) { if (lua_type(L, arg) == LUA_TNUMBER) { /* optimization: could be done exactly as for strings */ - status = status && - fprintf(f, LUA_NUMBER_FMT, lua_tonumber(L, arg)) > 0; + int len = lua_isinteger(L, arg) + ? fprintf(f, LUA_INTEGER_FMT, lua_tointeger(L, arg)) + : fprintf(f, LUA_NUMBER_FMT, lua_tonumber(L, arg)); + status = status && (len > 0); } else { size_t l;