From d367031437610c3adc4d70a4b3412c6d40a41464 Mon Sep 17 00:00:00 2001
From: Mattias Andrée <m@maandree.se>
Date: Sat, 23 May 2026 20:58:20 +0200
Subject: Fix mistakes
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Signed-off-by: Mattias Andrée <m@maandree.se>
---
 loc.c | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

(limited to 'loc.c')

diff --git a/loc.c b/loc.c
index 1f309c8..072a6a3 100644
--- a/loc.c
+++ b/loc.c
@@ -1,8 +1,7 @@
 /* See LICENSE file for copyright and license details. */
-#include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>
-#include <limits.h>
+#include <locale.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -43,6 +42,8 @@ count(int fd, const char *fname)
 		if (n <= 0) {
 			if (!n)
 				break;
+			if (errno == EINTR)
+				continue;
 			fprintf(stderr, "%s: %s: %s\n", argv0, fname, strerror(errno));
 			return -1;
 		}
@@ -120,13 +121,14 @@ count(int fd, const char *fname)
 static int
 strwidth(const char *str)
 {
-	size_t n = strlen(str) + 1;
+	size_t wn, n = strlen(str) + 1;
 	wchar_t *wcs = calloc(n, sizeof(*wcs));
 	int r = -1;
 	if (!wcs)
 		fprintf(stderr, "%s: out of memory\n", argv0), exit(1);
-	if (mbstowcs(wcs, str, n) != (size_t)-1)
-		r = wcswidth(wcs, n);
+	wn = mbstowcs(wcs, str, n);
+	if (wn != (size_t)-1)
+		r = wcswidth(wcs, wn);
 	free(wcs);
 	return r < 0 ? (int)(n - 1) : r;
 }
@@ -154,13 +156,17 @@ main(int argc, char *argv[])
 		usage();
 	} ARGEND;
 
+	setlocale(LC_ALL, "");
+
 	if (argc < 2) {
 		if (!argc || !strcmp(argv[0], "-")) {
 			n = count(STDIN_FILENO, "<stdin>");
 		} else {
 			fd = open(argv[0], O_RDONLY);
-			if (fd < 0)
+			if (fd < 0) {
+				fprintf(stderr, "%s: %s: %s\n", argv0, argv[0], strerror(errno));
 				return 1;
+			}
 			n = count(fd, argv[0]);
 			close(fd);
 		}
@@ -175,6 +181,7 @@ main(int argc, char *argv[])
 			if (!strcmp(argv[i], "-")) {
 				res[i].n = count(STDIN_FILENO, "<stdin>");
 			} else if ((fd = open(argv[i], O_RDONLY)) < 0) {
+				fprintf(stderr, "%s: %s: %s\n", argv0, argv[i], strerror(errno));
 				res[i].n = -1;
 			} else {
 				res[i].n = count(fd, argv[i]);
@@ -202,7 +209,7 @@ main(int argc, char *argv[])
 		printf("%zi\n", total);
 	}
 
-        if (fflush(stdin) || ferror(stdin) || fclose(stdin))
+        if (fflush(stdout) || ferror(stdout) || fclose(stdout))
 		fprintf(stderr, "%s: <stdout>: %s\n", argv0, strerror(errno)), exit(1);
 	return ret;
 }
-- 
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