Initial commit: libft Part 1 with tests and documentation

Reimplements 24 libc functions with Doxygen-documented header
and test suite comparing against libc.

1 files changed, 16 insertions, 0 deletions

diff --git a/ft_strncmp.c b/ft_strncmp.c
new file mode 100644
index 0000000..2fa1099
--- /dev/null
+++ b/ft_strncmp.c
@@ -0,0 +1,16 @@
+#include "libft.h"
+
+int
+ft_strncmp (const char *s1, const char *s2, size_t n)
+{
+  while (n--)
+    {
+      if ((unsigned char)*s1 != (unsigned char)*s2)
+        return ((unsigned char)*s1 - (unsigned char)*s2);
+      if (*s1 == '\0')
+        return (0);
+      s1++;
+      s2++;
+    }
+  return (0);
+}