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authorVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
committerVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
commit4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch)
treeebf009bf1376a5a223a915bc27cbbd791a1316bc /src/string/memrchr.c
Initial version
Diffstat (limited to 'src/string/memrchr.c')
-rw-r--r--src/string/memrchr.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/string/memrchr.c b/src/string/memrchr.c
new file mode 100644
index 0000000..e51748b
--- /dev/null
+++ b/src/string/memrchr.c
@@ -0,0 +1,11 @@
+#include <string.h>
+
+void *__memrchr(const void *m, int c, size_t n)
+{
+ const unsigned char *s = m;
+ c = (unsigned char)c;
+ while (n--) if (s[n]==c) return (void *)(s+n);
+ return 0;
+}
+
+weak_alias(__memrchr, memrchr);