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Diffstat (limited to 'src/libstddjb/cbuffer_unget.c')
-rw-r--r--src/libstddjb/cbuffer_unget.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/libstddjb/cbuffer_unget.c b/src/libstddjb/cbuffer_unget.c
new file mode 100644
index 0000000..d1591e6
--- /dev/null
+++ b/src/libstddjb/cbuffer_unget.c
@@ -0,0 +1,10 @@
+/* ISC license. */
+
+#include <skalibs/cbuffer.h>
+
+unsigned int cbuffer_unget (cbuffer_t *b, unsigned int len)
+{
+ register unsigned int max = cbuffer_available(b) ;
+ if (len > max) len = max ;
+ return cbuffer_UNGET(b, len) ;
+}