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new macro 'luai_writestringerror'

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This commit is contained in:
Roberto Ierusalimschy
2010-02-18 17:18:41 -02:00
parent 0d7d559dcc
commit 4274738e81
4 changed files with 25 additions and 18 deletions
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19
lua.c
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@@ -1,5 +1,5 @@
/*
** $Id: lua.c,v 1.185 2010/02/09 11:58:57 roberto Exp roberto $
** $Id: lua.c,v 1.186 2010/02/11 17:12:27 roberto Exp roberto $
** Lua stand-alone interpreter
** See Copyright Notice in lua.h
*/
@@ -103,11 +103,14 @@ static void laction (int i) {
static void print_usage (const char *badoption) {
if (badoption[1] == 'e' || badoption[1] == 'l')
fprintf(stderr, "%s: '%s' needs argument\n", progname, badoption);
else
fprintf(stderr, "%s: unrecognized option '%s'\n", progname, badoption);
fprintf(stderr,
if (badoption[1] == 'e' || badoption[1] == 'l') {
luai_writestringerror("%s: ", progname);
luai_writestringerror("'%s' needs argument\n", badoption);
} else {
luai_writestringerror("%s: ", progname);
luai_writestringerror("unrecognized option '%s'\n", badoption);
}
luai_writestringerror(
"usage: %s [options] [script [args]]\n"
"Available options are:\n"
" -e stat execute string " LUA_QL("stat") "\n"
@@ -122,8 +125,8 @@ static void print_usage (const char *badoption) {
static void l_message (const char *pname, const char *msg) {
if (pname) fprintf(stderr, "%s: ", pname);
fprintf(stderr, "%s\n", msg);
if (pname) luai_writestringerror("%s: ", pname);
luai_writestringerror("%s\n", msg);
}