add libc building to agbcc.

1 files changed, 54 insertions, 0 deletions

diff --git a/libc/stdlib/atoi.c b/libc/stdlib/atoi.c
new file mode 100644
index 0000000..c7792a4
--- /dev/null
+++ b/libc/stdlib/atoi.c
@@ -0,0 +1,54 @@
+/*
+FUNCTION
+   <<atoi>>, <<atol>>---string to integer
+
+INDEX
+	atoi
+INDEX
+	atol
+
+ANSI_SYNOPSIS
+	#include <stdlib.h>
+        int atoi(const char *<[s]>);
+	long atol(const char *<[s]>);
+
+TRAD_SYNOPSIS
+	#include <stdlib.h>
+       int atoi(<[s]>)
+       char *<[s]>;
+
+       long atol(<[s]>)
+       char *<[s]>;
+
+
+DESCRIPTION
+   <<atoi>> converts the initial portion of a string to an <<int>>.
+   <<atol>> converts the initial portion of a string to a <<long>>.
+
+   <<atoi(s)>> is implemented as <<(int)strtol(s, NULL, 10).>>
+   <<atol(s)>> is implemented as <<strtol(s, NULL, 10).>>
+
+RETURNS
+   The functions return the converted value, if any. If no conversion was
+   made, <<0>> is returned.
+
+PORTABILITY
+<<atoi>> is ANSI.
+
+No supporting OS subroutines are required.
+*/
+
+/*
+ * Andy Wilson, 2-Oct-89.
+ */
+
+#include <stdlib.h>
+#include <_ansi.h>
+
+int
+_DEFUN (atoi, (s),
+	_CONST char *s)
+{
+  return (int) strtol (s, NULL, 10);
+}
+