Initial commit

1 files changed, 27 insertions, 0 deletions

diff --git a/sys/libc/strncpy.c b/sys/libc/strncpy.c
new file mode 100644
index 00000000..79e99495
--- /dev/null
+++ b/sys/libc/strncpy.c
@@ -0,0 +1,27 @@
+/* Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+*/
+
+#define	import_libc
+#include <iraf.h>
+
+
+/* STRNCPY -- Copy exactly N characters from S2 to S1, truncating or null
+** padding S2; the output string may not be null terminated if the length
+** of S2 is N or more.
+*/
+char *
+strncpy (
+  char	*s1,			/* output string		*/
+  char	*s2,			/* string to be moved		*/
+  int   n
+)
+{
+	register char	*ip, *op;
+
+	for (ip=s2, op=s1;  --n >= 0 && (*op++ = *ip++);  )
+	    ;
+	while (--n >= 0)
+	    *op++ = '\0';
+
+	return (s1);
+}