From b7c15c31519dc44c1f691e0466badd556ffe9423 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 18:18:56 +0200
Subject: Adding upstream version 3.7.10.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/util/alldig.c | 73 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 src/util/alldig.c

(limited to 'src/util/alldig.c')

diff --git a/src/util/alldig.c b/src/util/alldig.c
new file mode 100644
index 0000000..cabe5c3
--- /dev/null
+++ b/src/util/alldig.c
@@ -0,0 +1,73 @@
+/*++
+/* NAME
+/*	alldig 3
+/* SUMMARY
+/*	predicate if string is all numerical
+/* SYNOPSIS
+/*	#include <stringops.h>
+/*
+/*	int	alldig(string)
+/*	const char *string;
+/*
+/*	int	allalnum(string)
+/*	const char *string;
+/* DESCRIPTION
+/*	alldig() determines if its argument is an all-numerical string.
+/*
+/*	allalnum() determines if its argument is an all-alphanumerical
+/*	string.
+/* SEE ALSO
+/*	An alldig() routine appears in Brian W. Kernighan, P.J. Plauger:
+/*	"Software Tools", Addison-Wesley 1976.
+/* LICENSE
+/* .ad
+/* .fi
+/*	The Secure Mailer license must be distributed with this software.
+/* AUTHOR(S)
+/*	Wietse Venema
+/*	IBM T.J. Watson Research
+/*	P.O. Box 704
+/*	Yorktown Heights, NY 10598, USA
+/*
+/*	Wietse Venema
+/*	Google, Inc.
+/*	111 8th Avenue
+/*	New York, NY 10011, USA
+/*--*/
+
+/* System library. */
+
+#include <sys_defs.h>
+#include <ctype.h>
+
+/* Utility library. */
+
+#include <stringops.h>
+
+/* alldig - return true if string is all digits */
+
+int     alldig(const char *string)
+{
+    const char *cp;
+
+    if (*string == 0)
+	return (0);
+    for (cp = string; *cp != 0; cp++)
+	if (!ISDIGIT(*cp))
+	    return (0);
+    return (1);
+}
+
+/* allalnum - return true if string is all alphanum */
+
+int allalnum(const char *string)
+{
+    const char *cp;
+
+    if (*string == 0)
+        return (0);
+    for (cp = string; *cp != 0; cp++)
+        if (!ISALNUM(*cp))
+            return (0);
+    return (1);
+}
-- 
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