1 files changed, 56 insertions, 0 deletions
diff --git a/query-string.c b/query-string.c
new file mode 100644
index 00000000..65365123
--- /dev/null
+++ b/query-string.c
@@ -0,0 +1,56 @@
+/* notmuch - Not much of an email program, (just index and search)
+ *
+ * Copyright © 2009 Carl Worth
+ *
+ * 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 http://www.gnu.org/licenses/ .
+ *
+ * Author: Carl Worth <cworth@cworth.org>
+ */
+
+#include "notmuch-client.h"
+
+/* Construct a single query string from the passed arguments, using
+ * 'ctx' as the talloc owner for all allocations.
+ *
+ * Currently, the arguments are just connected with space characters,
+ * but we might do more processing in the future, (such as inserting
+ * any AND operators needed to work around Xapian QueryParser bugs).
+ *
+ * This function returns NULL in case of insufficient memory.
+ */
+char *
+query_string_from_args (void *ctx, int argc, char *argv[])
+{
+    char *query_string;
+    int i;
+
+    query_string = talloc_strdup (ctx, "");
+    if (query_string == NULL)
+	return NULL;
+
+    for (i = 0; i < argc; i++) {
+	if (i != 0) {
+	    query_string = talloc_strdup_append (query_string, " ");
+	    if (query_string == NULL)
+		return NULL;
+	}
+
+	query_string = talloc_strdup_append (query_string, argv[i]);
+	if (query_string == NULL)
+	    return NULL;
+    }
+
+    return query_string;
+}
+