From 7a86e61a54f75c6c457be177fb20f6dde27c06d3 Mon Sep 17 00:00:00 2001
From: Eric Andersen <andersen@codepoet.org>
Date: Mon, 9 Oct 2000 18:21:44 +0000
Subject: Patch from Matt Kraai so wc will return a proper error code when
 failing to open a file, and will not use file when it didn't open the file. 
 -Erik

---
 coreutils/wc.c | 10 ++++++----
 utility.c      |  2 +-
 wc.c           | 10 ++++++----
 3 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/coreutils/wc.c b/coreutils/wc.c
index 9d569459d..e6f753435 100644
--- a/coreutils/wc.c
+++ b/coreutils/wc.c
@@ -105,7 +105,7 @@ int wc_main(int argc, char **argv)
 {
 	FILE *file;
 	unsigned int num_files_counted = 0;
-	int opt;
+	int opt, status = EXIT_SUCCESS;
 
 	total_lines = total_words = total_chars = max_length = 0;
 	print_lines = print_words = print_chars = print_length = 0;
@@ -137,8 +137,10 @@ int wc_main(int argc, char **argv)
 		return EXIT_SUCCESS;
 	} else {
 		while (optind < argc) {
-			file = xfopen(argv[optind], "r");
-			wc_file(file, argv[optind]);
+			if ((file = wfopen(argv[optind], "r")) != NULL)
+				wc_file(file, argv[optind]);
+			else
+				status = EXIT_FAILURE;
 			num_files_counted++;
 			optind++;
 		}
@@ -148,5 +150,5 @@ int wc_main(int argc, char **argv)
 		print_counts(total_lines, total_words, total_chars,
 					 max_length, "total");
 
-	return EXIT_SUCCESS;
+	return status;
 }
diff --git a/utility.c b/utility.c
index 9a303751d..11ade982b 100644
--- a/utility.c
+++ b/utility.c
@@ -1721,7 +1721,7 @@ void xregcomp(regex_t *preg, const char *regex, int cflags)
 }
 #endif
 
-#if defined BB_CAT || defined BB_HEAD
+#if defined BB_CAT || defined BB_HEAD || defined BB_WC
 FILE *wfopen(const char *path, const char *mode)
 {
 	FILE *fp;
diff --git a/wc.c b/wc.c
index 9d569459d..e6f753435 100644
--- a/wc.c
+++ b/wc.c
@@ -105,7 +105,7 @@ int wc_main(int argc, char **argv)
 {
 	FILE *file;
 	unsigned int num_files_counted = 0;
-	int opt;
+	int opt, status = EXIT_SUCCESS;
 
 	total_lines = total_words = total_chars = max_length = 0;
 	print_lines = print_words = print_chars = print_length = 0;
@@ -137,8 +137,10 @@ int wc_main(int argc, char **argv)
 		return EXIT_SUCCESS;
 	} else {
 		while (optind < argc) {
-			file = xfopen(argv[optind], "r");
-			wc_file(file, argv[optind]);
+			if ((file = wfopen(argv[optind], "r")) != NULL)
+				wc_file(file, argv[optind]);
+			else
+				status = EXIT_FAILURE;
 			num_files_counted++;
 			optind++;
 		}
@@ -148,5 +150,5 @@ int wc_main(int argc, char **argv)
 		print_counts(total_lines, total_words, total_chars,
 					 max_length, "total");
 
-	return EXIT_SUCCESS;
+	return status;
 }
-- 
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