1 files changed, 48 insertions, 0 deletions
diff --git a/lib/libcfg/splitkv.c b/lib/libcfg/splitkv.c
new file mode 100644
index 0000000..49f8ebe
--- /dev/null
+++ b/lib/libcfg/splitkv.c
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/*
+ * Copyright (C) 2018 - David Oberhollenzer
+ *
+ * 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/>.
+ */
+#include <ctype.h>
+#include <stdio.h>
+
+#include "libcfg.h"
+
+int splitkv(rdline_t *rd, char **k, char **v)
+{
+	char *key = rd->buffer, *value = rd->buffer;
+
+	while (*value != ' ' && *value != '\0') {
+		if (!isalpha(*value)) {
+			fprintf(stderr,
+				"%s: %zu: unexpected '%c' in keyword\n",
+				rd->filename, rd->lineno, *value);
+			return -1;
+		}
+		++value;
+	}
+
+	if (*value != ' ') {
+		fprintf(stderr, "%s: %zu: expected argument after '%s'\n",
+			rd->filename, rd->lineno, key);
+		return -1;
+	}
+
+	*(value++) = '\0';
+
+	*k = key;
+	*v = value;
+	return 0;
+}