From 48ef7704c03e7e554c05de01bf8d1d70c16cb6f4 Mon Sep 17 00:00:00 2001
From: ProjectRevoTPP <projectrevotpp@hotmail.com>
Date: Wed, 20 Dec 2017 16:34:35 -0500
Subject: add libc building to agbcc.

---
 libc/string/strlwr.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 libc/string/strlwr.c

(limited to 'libc/string/strlwr.c')

diff --git a/libc/string/strlwr.c b/libc/string/strlwr.c
new file mode 100644
index 0000000..cf0d45f
--- /dev/null
+++ b/libc/string/strlwr.c
@@ -0,0 +1,50 @@
+/*
+FUNCTION
+	<<strlwr>>---force string to lower case
+	
+INDEX
+	strlwr
+
+ANSI_SYNOPSIS
+	#include <string.h>
+	char *strlwr(char *<[a]>);
+
+TRAD_SYNOPSIS
+	#include <string.h>
+	char *strlwr(<[a]>)
+	char *<[a]>;
+
+DESCRIPTION
+	<<strlwr>> converts each characters in the string at <[a]> to
+	lower case.
+
+RETURNS
+	<<strlwr>> returns its argument, <[a]>.
+
+PORTABILITY
+<<strlwr>> is not widely portable.
+
+<<strlwr>> requires no supporting OS subroutines.
+
+QUICKREF
+	strlwr
+*/
+
+#include <string.h>
+#include <ctype.h>
+
+char *
+strlwr (a)
+     char *a;
+{
+  char *ret = a;
+
+  while (*a != '\0')
+    {
+      if (isupper (*a))
+	*a = tolower (*a);
+      ++a;
+    }
+
+  return ret;
+}
-- 
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