From f4eee291a254099eea4f2a05c95873071584524e Mon Sep 17 00:00:00 2001
From: Johan Danielsson <joda@pdc.kth.se>
Date: Thu, 30 Apr 1998 22:57:09 +0000
Subject: [PATCH] print_version

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@4826 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/roken/Makefile.am     |  1 +
 lib/roken/Makefile.in     |  2 +
 lib/roken/print_version.c | 97 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 100 insertions(+)
 create mode 100644 lib/roken/print_version.c

diff --git a/lib/roken/Makefile.am b/lib/roken/Makefile.am
index 42a681dff..6868c2dd3 100644
--- a/lib/roken/Makefile.am
+++ b/lib/roken/Makefile.am
@@ -21,6 +21,7 @@ libroken_a_SOURCES =				\
 	mini_inetd.c				\
 	parse_time.c				\
 	parse_units.c				\
+	print_version.c				\
 	resolve.c				\
 	roken_gethostby.c			\
 	signal.c				\
diff --git a/lib/roken/Makefile.in b/lib/roken/Makefile.in
index f41abdff7..d1e5bd35a 100644
--- a/lib/roken/Makefile.in
+++ b/lib/roken/Makefile.in
@@ -62,6 +62,7 @@ SOURCES = \
 	mkstemp.c \
 	parse_time.c \
 	parse_units.c \
+	print_version.c \
 	putenv.c \
 	rcmd.c \
 	roken_gethostby.c \
@@ -104,6 +105,7 @@ OBJECTS = \
 	mini_inetd.o \
 	parse_time.o \
 	parse_units.o \
+	print_version.o \
 	roken_gethostby.o \
 	signal.o \
 	simple_exec.o \
diff --git a/lib/roken/print_version.c b/lib/roken/print_version.c
new file mode 100644
index 000000000..04657b57b
--- /dev/null
+++ b/lib/roken/print_version.c
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 1998 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden). 
+ * All rights reserved. 
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions 
+ * are met: 
+ *
+ * 1. Redistributions of source code must retain the above copyright 
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright 
+ *    notice, this list of conditions and the following disclaimer in the 
+ *    documentation and/or other materials provided with the distribution. 
+ *
+ * 3. All advertising materials mentioning features or use of this software 
+ *    must display the following acknowledgement: 
+ *      This product includes software developed by Kungliga Tekniska 
+ *      Högskolan and its contributors. 
+ *
+ * 4. Neither the name of the Institute nor the names of its contributors 
+ *    may be used to endorse or promote products derived from this software 
+ *    without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
+ * SUCH DAMAGE. 
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "roken.h"
+
+/* can't use includes here */
+#ifdef KRB5
+extern const char *heimdal_version;
+#endif
+#ifdef KRB4
+extern const char *krb4_version;
+#endif
+
+RCSID("$Id$");
+
+void
+print_version(const char *progname)
+{
+    const char *arg[] = { 
+#ifdef KRB5
+	heimdal_version,
+#endif
+#ifdef KRB4
+	krb4_version,
+#endif
+    };
+    const int num_args = sizeof(arg) / sizeof(arg[0]);
+    char *msg;
+    size_t len = 0;
+    int i;
+
+    if(progname == NULL)
+	progname = __progname;
+    
+    if(num_args == 0)
+	msg = "no version information";
+    else {
+	for(i = 0; i < num_args; i++) {
+	    if(i > 0)
+		len += 2;
+	    len += strlen(arg[i]);
+	}
+	msg = malloc(len + 1);
+	if(msg == NULL) {
+	    fprintf(stderr, "%s: out of memory\n", progname);
+	    return;
+	}
+	msg[0] = '\0';
+	for(i = 0; i < num_args; i++) {
+	    if(i > 0)
+		strcat(msg, ", ");
+	    strcat(msg, arg[i]);
+	}
+    }
+    fprintf(stderr, "%s (%s)\n", progname, msg);
+    fprintf(stderr, "Copyright (c) 1998 Kungliga Tekniska Högskolan\n");
+    if(num_args != 0)
+	free(msg);
+}