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SunOS is not ANSI about the return value of "sprintf".

This commit is contained in:
Roberto Ierusalimschy 1996-11-07 18:26:19 -02:00
parent ab7fdcbbed
commit 2f19e0ba16
1 changed files with 6 additions and 7 deletions
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13
strlib.c
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@ -3,7 +3,7 @@
** String library to LUA ** String library to LUA
*/ */
char *rcs_strlib="$Id: strlib.c,v 1.30 1996/10/31 17:26:04 roberto Exp roberto $"; char *rcs_strlib="$Id: strlib.c,v 1.31 1996/10/31 20:18:05 roberto Exp roberto $";
#include <string.h> #include <string.h>
#include <stdio.h> #include <stdio.h>
@ -493,25 +493,24 @@ static void str_format (void)
switch (*strfrmt++) { switch (*strfrmt++) {
case 'q': case 'q':
luaI_addquoted(lua_check_string(arg++, "format")); luaI_addquoted(lua_check_string(arg++, "format"));
break; continue;
case 's': { case 's': {
char *s = lua_check_string(arg++, "format"); char *s = lua_check_string(arg++, "format");
buff = openspace(strlen(s)); buff = openspace(strlen(s));
lbuffer.size += sprintf(buff, form, s); sprintf(buff, form, s);
break; break;
} }
case 'c': case 'd': case 'i': case 'o': case 'c': case 'd': case 'i': case 'o':
case 'u': case 'x': case 'X': case 'u': case 'x': case 'X':
lbuffer.size += sprintf(buff, form, sprintf(buff, form, (int)lua_check_number(arg++, "format"));
(int)lua_check_number(arg++, "format"));
break; break;
case 'e': case 'E': case 'f': case 'g': case 'e': case 'E': case 'f': case 'g':
lbuffer.size += sprintf(buff, form, sprintf(buff, form, lua_check_number(arg++, "format"));
lua_check_number(arg++, "format"));
break; break;
default: /* also treat cases 'pnLlh' */ default: /* also treat cases 'pnLlh' */
lua_error("invalid format option in function `format'"); lua_error("invalid format option in function `format'");
} }
lbuffer.size += strlen(buff);
} }
} }
lua_pushstring(luaI_addchar(0)); /* push the result */ lua_pushstring(luaI_addchar(0)); /* push the result */