about summary refs log tree commit diff
path: root/src/stdio/__string_read.c
diff options
context:
space:
mode:
authorRich Felker <dalias@aerifal.cx>2012-04-17 13:17:01 -0400
committerRich Felker <dalias@aerifal.cx>2012-04-17 13:17:01 -0400
commit8b57a81577980e4b440addaa8f2bbed454be2a59 (patch)
treed13e2a51ee0d7b5e9137d8e2e17e64d68f2c4234 /src/stdio/__string_read.c
parent03de77f5210addfd2ca2b35137152edfe2ab70be (diff)
downloadmusl-8b57a81577980e4b440addaa8f2bbed454be2a59.tar.gz
musl-8b57a81577980e4b440addaa8f2bbed454be2a59.tar.xz
musl-8b57a81577980e4b440addaa8f2bbed454be2a59.zip
avoid depending on POSIX symbol in code used from plain C functions
Diffstat (limited to 'src/stdio/__string_read.c')
-rw-r--r--src/stdio/__string_read.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/stdio/__string_read.c b/src/stdio/__string_read.c
index 5c3728d7..de002fc1 100644
--- a/src/stdio/__string_read.c
+++ b/src/stdio/__string_read.c
@@ -3,7 +3,9 @@
 size_t __string_read(FILE *f, unsigned char *buf, size_t len)
 {
 	char *src = f->cookie;
-	size_t k = strnlen(src, len+256);
+	size_t k = len+256;
+	char *end = memchr(src, 0, k);
+	if (end) k = end-src;
 	if (k < len) len = k;
 	memcpy(buf, src, len);
 	f->rpos = (void *)(src+len);