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lua: color pushlstring gets real len 

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2008-11-03 16:48:06 +01:00
parent 5c0716109b
commit 3e97d5ff13
1 changed files with 4 additions and 3 deletions
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7
luaa.c
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@ -1109,11 +1109,12 @@ luaA_pushcolor(lua_State *L, const xcolor_t *c)
uint8_t b = (unsigned)c->blue * 0xff / 0xffff;
uint8_t a = (unsigned)c->alpha * 0xff / 0xffff;
char s[10];
int len;
/* do not print alpha if it's full */
if(a == 0xff)
snprintf(s, sizeof(s), "#%02x%02x%02x", r, g, b);
len = snprintf(s, sizeof(s), "#%02x%02x%02x", r, g, b);
else
snprintf(s, sizeof(s), "#%02x%02x%02x%02x", r, g, b, a);
lua_pushlstring(L, s, sizeof(s));
len = snprintf(s, sizeof(s), "#%02x%02x%02x%02x", r, g, b, a);
lua_pushlstring(L, s, len);
return 1;
}