From: David Given <dg@cowlark.com>
Date: Wed, 28 Sep 2016 21:39:00 +0000 (+0200)
Subject: You can tell whether an item already exists in the array when calling
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=ba1a3656a14e9b71ca4e0608eb32b808f7e8de86;p=ack.git

You can tell whether an item already exists in the array when calling
array_appendu() now.
---

diff --git a/modules/src/data/array.c b/modules/src/data/array.c
index 68fad1ff5..8943323cb 100644
--- a/modules/src/data/array.c
+++ b/modules/src/data/array.c
@@ -31,10 +31,13 @@ bool array_contains(void* arrayp, void* value)
 	return false;
 }
 
-void array_appendu(void* arrayp, void* value)
+bool array_appendu(void* arrayp, void* value)
 {
-	if (!array_contains(arrayp, value))
-		array_append(arrayp, value);
+	if (array_contains(arrayp, value))
+        return true;
+
+    array_append(arrayp, value);
+    return false;
 }
 
 void array_remove(void* arrayp, void* value)
diff --git a/modules/src/data/array.h b/modules/src/data/array.h
index 156bad1e2..601873571 100644
--- a/modules/src/data/array.h
+++ b/modules/src/data/array.h
@@ -18,7 +18,7 @@ struct array
 	}
 
 extern void array_append(void* array, void* value);
-extern void array_appendu(void* array, void* value);
+extern bool array_appendu(void* array, void* value);
 extern void array_remove(void* array, void* value);
 extern bool array_contains(void* array, void* value);