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Diffstat (limited to 'src/libstddjb/byte_rchr.c')
-rw-r--r--src/libstddjb/byte_rchr.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/libstddjb/byte_rchr.c b/src/libstddjb/byte_rchr.c
new file mode 100644
index 0000000..3564c36
--- /dev/null
+++ b/src/libstddjb/byte_rchr.c
@@ -0,0 +1,12 @@
+/* ISC license. */
+
+#include <skalibs/bytestr.h>
+
+unsigned int byte_rchr (register char const *s, unsigned int n, int c)
+{
+ register unsigned int i = n ;
+ register char ch = c ;
+ s += n ;
+ while (i--) if (*--s == ch) return i ;
+ return n ;
+}