1 files changed, 55 insertions, 0 deletions
diff --git a/lib/verror.h b/lib/verror.h
new file mode 100644
index 0000000..e52562c
--- /dev/null
+++ b/lib/verror.h
@@ -0,0 +1,55 @@
+/* Declaration for va_list error-reporting function
+   Copyright (C) 2006-2007, 2009-2022 Free Software Foundation, Inc.
+
+   This program 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 3 of the License, or
+   (at your option) any later version.
+
+   This program 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/>.  */
+
+#ifndef _VERROR_H
+#define _VERROR_H 1
+
+#include <stdarg.h>
+
+/* Get _GL_ATTRIBUTE_SPEC_PRINTF_STANDARD.  */
+#include <stdio.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Print a message with 'vfprintf (stderr, FORMAT, ARGS)';
+   if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
+   If STATUS is nonzero, terminate the program with 'exit (STATUS)'.
+   Use the globals error_print_progname and error_message_count similarly
+   to error().  */
+
+extern void verror (int __status, int __errnum, const char *__format,
+                    va_list __args)
+     _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 3, 0));
+
+/* Print a message with 'vfprintf (stderr, FORMAT, ARGS)';
+   if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
+   If STATUS is nonzero, terminate the program with 'exit (STATUS)'.
+   If FNAME is not NULL, prepend the message with "FNAME:LINENO:".
+   Use the globals error_print_progname, error_message_count, and
+   error_one_per_line similarly to error_at_line().  */
+
+extern void verror_at_line (int __status, int __errnum, const char *__fname,
+                            unsigned int __lineno, const char *__format,
+                            va_list __args)
+     _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 5, 0));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* verror.h */