openvt,getty,vfork_daemon_rexec,mount: tighten up fd cleanup code

[oweals/busybox.git] / libbb / get_line_from_file.c

diff --git a/libbb/get_line_from_file.c b/libbb/get_line_from_file.c
index a27693f6654eb35d7d34be87b6b4efeb87fe2b2b..2c9608e9edc2f00f2e3c12a1c5d525c7d736a770 100644 (file)
--- a/libbb/get_line_from_file.c
+++ b/libbb/get_line_from_file.c
@@ -11,10 +11,11 @@
 
 #include "libbb.h"
 
-/* This function reads an entire line from a text file, up to a newline 
+/* This function reads an entire line from a text file, up to a newline
  * or NUL byte, inclusive.  It returns a malloc'ed char * which must be
- * stored and free'ed by the caller.  If end is null '\n' isn't considered
- * end of line.  If end isn't null, length of the chunk read is stored in it. */
+ * stored and free'ed by the caller.  If end is NULL '\n' isn't considered
+ * end of line.  If end isn't NULL, length of the chunk read is stored in it.
+ * Return NULL if EOF/error */
 
 char *bb_get_chunk_from_file(FILE * file, int *end)
 {