From 3534b428629be185e096be99e3bd5fdfe32d5544 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Thu, 18 Sep 2014 18:55:44 +0000
Subject: initial commit with rc for skalibs-2.0.0.0

---
 src/libstddjb/stralloc_shrink.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 src/libstddjb/stralloc_shrink.c

(limited to 'src/libstddjb/stralloc_shrink.c')

diff --git a/src/libstddjb/stralloc_shrink.c b/src/libstddjb/stralloc_shrink.c
new file mode 100644
index 0000000..0dceca2
--- /dev/null
+++ b/src/libstddjb/stralloc_shrink.c
@@ -0,0 +1,14 @@
+/* ISC license. */
+
+#include <skalibs/alloc.h>
+#include <skalibs/stralloc.h>
+
+int stralloc_shrink (stralloc *sa)
+{
+  if (sa->a > sa->len)
+  {
+    if (!alloc_re(&sa->s, sa->a, sa->len)) return 0 ;
+    sa->a = sa->len ;
+  }
+  return 1 ;
+}
-- 
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