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authorLaurent Bercot <ska-skaware@skarnet.org>2014-09-18 18:55:44 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2014-09-18 18:55:44 +0000
commit3534b428629be185e096be99e3bd5fdfe32d5544 (patch)
tree210ef3198ed66bc7f7b7bf6a85e4579f455e5a36 /src/libstddjb/stralloc_shrink.c
downloadskalibs-3534b428629be185e096be99e3bd5fdfe32d5544.tar.xz
initial commit with rc for skalibs-2.0.0.0
Diffstat (limited to 'src/libstddjb/stralloc_shrink.c')
-rw-r--r--src/libstddjb/stralloc_shrink.c14
1 files changed, 14 insertions, 0 deletions
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 ;
+}