From 861184b72519d0116d06ee09557ff64076624e3e Mon Sep 17 00:00:00 2001
From: Joel Rosdahl <joel@rosdahl.net>
Date: Fri, 13 Aug 2010 23:03:37 +0200
Subject: [PATCH] Add args_set() function

---
 args.c   | 10 ++++++++++
 ccache.h |  1 +
 2 files changed, 11 insertions(+)

diff --git a/args.c b/args.c
index 49d14812b..af9d75f33 100644
--- a/args.c
+++ b/args.c
@@ -18,6 +18,7 @@
 
 #include "ccache.h"
 
+#include <assert.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -104,6 +105,15 @@ args_pop(struct args *args, int n)
 	}
 }
 
+/* set argument at given index */
+void
+args_set(struct args *args, int index, const char *value)
+{
+	assert(index < args->argc);
+	free(args->argv[index]);
+	args->argv[index] = x_strdup(value);
+}
+
 /* remove the first element of the argument list */
 void
 args_remove_first(struct args *args)
diff --git a/ccache.h b/ccache.h
index 8ddc533b2..884812941 100644
--- a/ccache.h
+++ b/ccache.h
@@ -204,6 +204,7 @@ void args_add(struct args *args, const char *s);
 void args_add_prefix(struct args *args, const char *s);
 void args_extend(struct args *args, struct args *to_append);
 void args_pop(struct args *args, int n);
+void args_set(struct args *args, int index, const char *value);
 void args_strip(struct args *args, const char *prefix);
 void args_remove_first(struct args *args);
 char *args_to_string(struct args *args);
-- 
2.47.3