1 files changed, 72 insertions, 0 deletions
diff --git a/lib/dpkg/error.h b/lib/dpkg/error.h
new file mode 100644
index 0000000..9fd7ead
--- /dev/null
+++ b/lib/dpkg/error.h
@@ -0,0 +1,72 @@
+/*
+ * libdpkg - Debian packaging suite library routines
+ * error.h - error message reporting
+ *
+ * Copyright © 2011-2015 Guillem Jover <guillem@debian.org>
+ *
+ * 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/>.
+ */
+
+#ifndef LIBDPKG_ERROR_H
+#define LIBDPKG_ERROR_H
+
+#include <stdbool.h>
+
+#include <dpkg/macros.h>
+
+DPKG_BEGIN_DECLS
+
+/**
+ * @defgroup dpkg_error Error message reporting
+ * @ingroup dpkg-public
+ * @{
+ */
+
+enum dpkg_msg_type {
+	DPKG_MSG_NONE,
+	DPKG_MSG_WARN,
+	DPKG_MSG_ERROR,
+};
+
+struct dpkg_error {
+	enum dpkg_msg_type type;
+
+	int syserrno;
+	char *str;
+};
+
+#define DPKG_ERROR_INIT { DPKG_MSG_NONE, 0, NULL }
+
+#define DPKG_ERROR_OBJECT (struct dpkg_error)DPKG_ERROR_INIT
+
+bool dpkg_has_error(struct dpkg_error *err);
+
+int dpkg_put_warn(struct dpkg_error *err, const char *fmt, ...)
+	DPKG_ATTR_PRINTF(2);
+int dpkg_put_error(struct dpkg_error *err, const char *fmt, ...)
+	DPKG_ATTR_PRINTF(2);
+int dpkg_put_errno(struct dpkg_error *err, const char *fmt, ...)
+	DPKG_ATTR_PRINTF(2);
+
+void dpkg_error_print(struct dpkg_error *err, const char *fmt, ...)
+	DPKG_ATTR_PRINTF(2);
+
+void dpkg_error_move(struct dpkg_error *dst, struct dpkg_error *src);
+void dpkg_error_destroy(struct dpkg_error *err);
+
+/** @} */
+
+DPKG_END_DECLS
+
+#endif /* LIBDPKG_ERROR_H */