First step in GNu shtool version support:

Add version.c and use it for "petidomo --version".
Support for handling version.c in Makefile.in is coming later.

Makefile.in

@@ -32,7 +32,7 @@ OBJS		= acl.o archive.o authen.o config.o generate_cookie.o	   \
 		  filter.o handleacl.o help.o hermes.o index.o io.o	   \
 		  listserv.o mailer.o members.o parsearray.o password.o	   \
 		  rfcparse.o subscribe.o tool.o unsubscribe.o main.o	   \
-		  queue_command.o queue_posting.o approve.o address-db.o
+		  queue_command.o queue_posting.o approve.o address-db.o version.o
 LIBS		= librfc822/librfc822.a libmpools/libmpools.a              \
 		  liblists/liblists.a libargv/libargv.a                    \
 		  libconfigfile/libconfigfile.a libtext/libtext.a

main.c

@@ -27,6 +27,10 @@
 #include "libtext/text.h"
 #include "petidomo.h"
 
+#define _VERSION_C_AS_HEADER_
+#include "version.c"
+#undef  _VERSION_C_AS_HEADER_
+
 #ifndef LOG_PERROR
 #  define LOG_PERROR 0
 #endif
@@ -83,7 +87,7 @@ main(int argc, char * argv[])
     /* Parse the command line. */
 
     argv_help_string = "Petidomo Mailing List Server";
-    argv_version_string = "Petidomo";
+    argv_version_string = (char *)petidomo_version.v_gnu;
     argv_process(args, argc, argv);
 
     /* Log a few helpful facts about this Petidomo instance. */

version.c

@@ -0,0 +1,46 @@
+/*
+**  version.c -- Version Information for Petidomo (syntax: C/C++)
+**  [automatically generated and maintained by GNU shtool]
+*/
+
+#ifdef _VERSION_C_AS_HEADER_
+
+#ifndef _VERSION_C_
+#define _VERSION_C_
+
+#define PETIDOMO_VERSION 0x400101
+
+typedef struct {
+    const int   v_hex;
+    const char *v_short;
+    const char *v_long;
+    const char *v_tex;
+    const char *v_gnu;
+    const char *v_web;
+    const char *v_sccs;
+    const char *v_rcs;
+} petidomo_version_t;
+
+extern petidomo_version_t petidomo_version;
+
+#endif /* _VERSION_C_ */
+
+#else /* _VERSION_C_AS_HEADER_ */
+
+#define _VERSION_C_AS_HEADER_
+#include "version.c"
+#undef  _VERSION_C_AS_HEADER_
+
+petidomo_version_t petidomo_version = {
+    0x400101,
+    "4.0b1",
+    "4.0b1 (18-Jan-2001)",
+    "This is Petidomo, Version 4.0b1 (18-Jan-2001)",
+    "Petidomo 4.0b1 (18-Jan-2001)",
+    "Petidomo/4.0b1",
+    "@(#)Petidomo 4.0b1 (18-Jan-2001)",
+    "$Id$"
+};
+
+#endif /* _VERSION_C_AS_HEADER_ */
+