From: Rich Felker <dalias@aerifal.cx>
Date: Wed, 11 Apr 2012 04:26:41 +0000 (-0400)
Subject: fix incorrect initial count in shgetc when data is already buffered
X-Git-Tag: v0.8.8~45
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7ef1a9bba56aa756d8166c4c93cf4a178d6c0c0c;p=musl

fix incorrect initial count in shgetc when data is already buffered
---

diff --git a/src/internal/shgetc.c b/src/internal/shgetc.c
index 7c4e58c1..82e3a4fa 100644
--- a/src/internal/shgetc.c
+++ b/src/internal/shgetc.c
@@ -3,7 +3,7 @@
 void __shlim(FILE *f, off_t lim)
 {
 	f->shlim = lim;
-	f->shcnt = f->rend ? f->rend - f->buf : 0;
+	f->shcnt = f->rend - f->rpos;
 	if (lim && f->rend - f->rpos > lim)
 		f->shend = f->rpos + lim;
 	else