Initial drop

Add some riscv code

Signed-off-by: Carlos Maiolino <[email protected]>

1 files changed, 11 insertions, 0 deletions

diff --git a/riscv/riscv-probe/libfemto/std/memchr.c b/riscv/riscv-probe/libfemto/std/memchr.c
new file mode 100644
index 0000000..b8287ff
--- /dev/null
+++ b/riscv/riscv-probe/libfemto/std/memchr.c
@@ -0,0 +1,11 @@
+#include <string.h>
+
+void *memchr(const void *s, int c, size_t n)
+{
+    unsigned char *p = (unsigned char *)s;
+    while (n-- > 0) {
+       if (*p == c) return p;
+       p++;
+    }
+    return NULL;
+}