From e972b27d0566c5c3f093763c12841718b7a5bd57 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Mon, 11 Apr 2005 20:08:11 +0000
Subject: (digest_file, digest_check): Don't assume that fopen does not return
 stdin.

---
 src/md5sum.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to 'src/md5sum.c')

diff --git a/src/md5sum.c b/src/md5sum.c
index d12048a4a..400f675fa 100644
--- a/src/md5sum.c
+++ b/src/md5sum.c
@@ -335,8 +335,9 @@ digest_file (const char *filename, bool binary, unsigned char *bin_result,
 {
   FILE *fp;
   int err;
+  bool is_stdin = STREQ (filename, "-");
 
-  if (STREQ (filename, "-"))
+  if (is_stdin)
     {
       have_read_stdin = true;
       fp = stdin;
@@ -370,7 +371,7 @@ digest_file (const char *filename, bool binary, unsigned char *bin_result,
       return false;
     }
 
-  if (fp != stdin && fclose (fp) == EOF)
+  if (!is_stdin && fclose (fp) != 0)
     {
       error (0, errno, "%s", filename);
       return false;
@@ -390,8 +391,9 @@ digest_check (const char *checkfile_name, int (*digest_stream) (FILE *, void *))
   uintmax_t line_number;
   char *line;
   size_t line_chars_allocated;
+  bool is_stdin = STREQ (checkfile_name, "-");
 
-  if (STREQ (checkfile_name, "-"))
+  if (is_stdin)
     {
       have_read_stdin = true;
       checkfile_name = _("standard input");
@@ -505,7 +507,7 @@ digest_check (const char *checkfile_name, int (*digest_stream) (FILE *, void *))
       return false;
     }
 
-  if (checkfile_stream != stdin && fclose (checkfile_stream) == EOF)
+  if (!is_stdin && fclose (checkfile_stream) != 0)
     {
       error (0, errno, "%s", checkfile_name);
       return false;
-- 
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