Adding upstream version 1.21.22.upstream/1.21.22upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 48 insertions, 0 deletions

diff --git a/lib/compat/strerror.c b/lib/compat/strerror.c
new file mode 100644
index 0000000..e35ffc1
--- /dev/null
+++ b/lib/compat/strerror.c
@@ -0,0 +1,48 @@
+/*
+ * libcompat - system compatibility library
+ *
+ * Copyright © 1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include <errno.h>
+#include <stdio.h>
+#include <gettext.h>
+
+#include "compat.h"
+
+#define _(str) gettext(str)
+
+#if !HAVE_DECL_SYS_ERRLIST
+extern const char *const sys_errlist[];
+#endif
+#if !HAVE_DECL_SYS_NERR
+extern const int sys_nerr;
+#endif
+
+const char *
+strerror(int e)
+{
+	static char buf[100];
+
+	if (e >= 0 && e < sys_nerr)
+		return sys_errlist[e];
+
+	sprintf(buf, _("Unknown error %d"), e);
+
+	return buf;
+}