X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fstdlib%2Fwcstol.c;h=840bb0a6d8209163595b2e7db1cea813de3b31ba;hb=2b964b010e5d37cb2ff712d57a14095188d689e3;hp=cbdd8067d2fa861b1a01ede16642117f508db668;hpb=96e9773eb764afa649b099a6e283dba4c69389a9;p=musl

diff --git a/src/stdlib/wcstol.c b/src/stdlib/wcstol.c
index cbdd8067..840bb0a6 100644
--- a/src/stdlib/wcstol.c
+++ b/src/stdlib/wcstol.c
@@ -11,6 +11,7 @@ static size_t do_read(FILE *f, unsigned char *buf, size_t len)
 	size_t i;
 	const wchar_t *wcs = f->cookie;
 
+	if (!wcs[0]) wcs=L"@";
 	for (i=0; i<f->buf_size && wcs[i]; i++)
 		f->buf[i] = wcs[i] < 128 ? wcs[i] : '@';
 	f->rpos = f->buf;
@@ -26,20 +27,22 @@ static size_t do_read(FILE *f, unsigned char *buf, size_t len)
 
 static unsigned long long wcstox(const wchar_t *s, wchar_t **p, int base, unsigned long long lim)
 {
+	wchar_t *t = (wchar_t *)s;
 	unsigned char buf[64];
 	FILE f = {0};
 	f.flags = 0;
 	f.rpos = f.rend = 0;
-	f.buf = buf;
-	f.buf_size = sizeof buf;
+	f.buf = buf + 4;
+	f.buf_size = sizeof buf - 4;
 	f.lock = -1;
 	f.read = do_read;
-	f.cookie = (void *)s;
+	while (iswspace(*t)) t++;
+	f.cookie = (void *)t;
 	shlim(&f, 0);
 	unsigned long long y = __intscan(&f, base, 1, lim);
 	if (p) {
 		size_t cnt = shcnt(&f);
-		*p = (wchar_t *)s + cnt;
+		*p = cnt ? t + cnt : (wchar_t *)s;
 	}
 	return y;
 }