For alpha version, include git tag info in the version output.

* include/mailutils/libargp.h (mu_program_version_hook): New proto.
* libmu_argp/Makefile.am (libmu_argp_a_SOURCES): Remove mu_argp.h.
* libmu_argp/mu_argp.h: Remove.
* libmu_argp/muinit.c [MU_ALPHA_RELEASE]: Include git-describe.h
(mu_program_version_hook): New function.
(mu_argp_init): Set mu_program_version_hook, unless vers is given.

* comsat/comsat.c (main): Call mu_argp_init with NULL arguments.
* config/mailutils-config.c: Likewise.
* dotlock/dotlock.c: Likewise.
* examples/muauth.c: Likewise.
* frm/frm.c: Likewise.
* frm/from.c: Likewise.
* guimb/main.c: Likewise.
* imap4d/imap4d.c: Likewise.
* maidag/maidag.c: Likewise.
* mail/mail.c: Likewise.
* messages/messages.c: Likewise.
* mimeview/mimeview.c: Likewise.
* movemail/movemail.c: Likewise.
* pop3d/pop3d.c: Likewise.
* pop3d/popauth.c: Likewise.
* readmsg/readmsg.c: Likewise.
* sieve/sieve.c: Likewise.

@@ -570,7 +570,7 @@ main (int argc, char **argv)
   /* Native Language Support */
   MU_APP_INIT_NLS ();
 
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   comsat_init ();
   mu_acl_cfg_init ();
   mu_m_server_cfg_init ();

@@ -25,7 +25,6 @@
 #include <mu_asprintf.h>
 #include "mailutils/libargp.h"
 
-const char *program_version = "mailutils-config (" PACKAGE_STRING ")";
 static char doc[] = N_("GNU mailutils-config -- display compiler and loader options needed for building a program with mailutils.");
 static char args_doc[] = N_("[arg...]");
 
@@ -188,7 +187,7 @@ main (int argc, char **argv)
   mu_stream_t stream;
   int fmtflags = 0;
   
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
 
   mu_set_program_name (argv[0]);
   mu_libargp_init ();

@@ -33,7 +33,6 @@
 
 #include "mailutils/libargp.h"
 
-const char *program_version = "GNU dotlock (" PACKAGE_STRING ")";
 static char doc[] =
 N_("GNU dotlock -- lock mail spool files.")
 "\v"
@@ -161,7 +160,7 @@ main (int argc, char *argv[])
 
   argp_err_exit_status = MU_DL_EX_ERROR;
   
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, dotlock_capa, dotlock_cfg_param, 
 		   argc, argv, 0, NULL, NULL))
     exit (1);

@@ -27,7 +27,6 @@
 #include <mailutils/mailutils.h>
 #include "mailutils/libargp.h"
 
-const char *program_version = "muauth (" PACKAGE_STRING ")";
 static char doc[] =
 "muauth -- test mailutils authentication and authorization schemes";
 static char args_doc[] = "key";
@@ -91,7 +90,7 @@ main (int argc, char * argv [])
   uid_t uid;
   
   MU_AUTH_REGISTER_ALL_MODULES ();
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, capa, NULL, argc, argv, 0, &index, NULL))
     exit (1);
 

@@ -31,7 +31,6 @@ static int align = 0;      /* Tidy mode. -t option. */
 #define IS_NEW  0x100
 static int select_attribute;
 
-const char *program_version = "frm (" PACKAGE_STRING ")";
 static char doc[] = N_("GNU frm -- display From: lines.");
 
 static struct attr_tab {
@@ -358,7 +357,7 @@ main (int argc, char **argv)
   mu_gocs_register ("tls", mu_tls_module_init);
 #endif
   
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, frm_argp_capa, NULL, argc, argv, 0, &c, NULL))
     exit (1);
 

@@ -23,7 +23,6 @@ int count_only;
 char *sender_option;
 char *mailbox_name;
 
-const char *program_version = "from (" PACKAGE_STRING ")";
 static char doc[] = N_("GNU from -- display from and subject.");
 
 static struct argp_option options[] = {
@@ -120,7 +119,7 @@ main (int argc, char **argv)
   mu_gocs_register ("tls", mu_tls_module_init);
 #endif
 
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, capa, NULL, argc, argv, 0, &c, NULL))
     exit (1);
 

@@ -122,7 +122,6 @@ parse_opt (int key, char *arg, struct argp_state *state)
   return 0;
 }
 
-const char *program_version = "guimb (" PACKAGE_STRING ")";
 static char doc[] =
 N_("GNU guimb -- process contents of the specified mailboxes "
 "using a Scheme program or expression.");
@@ -161,7 +160,7 @@ main (int argc, char *argv[])
   /* Register the desired formats. */
   mu_register_all_formats ();
 
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, guimb_argp_capa, NULL, argc, argv, 0, &index, &c))
     exit (1);
 

@@ -507,7 +507,7 @@ main (int argc, char **argv)
   mu_acl_cfg_init ();
   mu_m_server_cfg_init ();
   
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
 
   mu_m_server_create (&server, program_version);
   mu_m_server_set_conn (server, imap4d_connection);

@@ -75,6 +75,7 @@ void mu_argp_init (const char *vers, const char *bugaddr);
 int mu_app_init (struct argp *myargp, const char **capa,
 		 struct mu_cfg_param *cfg_param, 
 		 int argc, char **argv, int flags, int *pindex, void *data);
+extern void mu_program_version_hook (FILE *stream, struct argp_state *state);
 
 error_t mu_argp_parse (const struct argp *myargp, 
 		       int *pargc, char **pargv[],  

@@ -32,7 +32,6 @@ libmu_argp_a_SOURCES =\
  cmdline.h\
  common.c\
  compat.c\
- mu_argp.h\
  mu_argp.c\
  muinit.c\
  sieve.c\

@@ -25,13 +25,48 @@
 #include <mailutils/stream.h>
 #include "xalloc.h"
 #include <string.h>
-
+#ifdef MU_ALPHA_RELEASE
+# include <git-describe.h>
+#endif
 struct mu_cfg_tree *mu_argp_tree;
 
+const char version_etc_copyright[] =
+  /* Do *not* mark this string for translation.  %s is a copyright
+     symbol suitable for this locale, and %d is the copyright
+     year.  */
+  "Copyright %s 2010 Free Software Foundation, inc.";
+
+void
+mu_program_version_hook (FILE *stream, struct argp_state *state)
+{
+#ifdef GIT_DESCRIBE
+  fprintf (stream, "%s (%s) %s [%s]\n",
+	   mu_program_name, PACKAGE_NAME, PACKAGE_VERSION, GIT_DESCRIBE);
+#else
+  fprintf (stream, "%s (%s) %s\n", mu_program_name,
+	   PACKAGE_NAME, PACKAGE_VERSION);
+#endif
+  /* TRANSLATORS: Translate "(C)" to the copyright symbol
+     (C-in-a-circle), if this symbol is available in the user's
+     locale.  Otherwise, do not translate "(C)"; leave it as-is.  */
+  fprintf (stream, version_etc_copyright, _("(C)"));
+
+  fputs (_("\
+\n\
+License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>\nThis is free software: you are free to change and redistribute it.\n\
+There is NO WARRANTY, to the extent permitted by law.\n\
+\n\
+"),
+	 stream);
+}
+
 void
 mu_argp_init (const char *vers, const char *bugaddr)
 {
-  argp_program_version = vers ? vers : PACKAGE_STRING;
+  if (vers)
+    argp_program_version = vers;
+  else
+    argp_program_version_hook = mu_program_version_hook;
   argp_program_bug_address = bugaddr ? bugaddr : "<" PACKAGE_BUGREPORT ">";
 }
 

@@ -518,7 +518,7 @@ main (int argc, char *argv[])
   maidag_cfg_init ();
   
   /* Parse command line */
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
 
   mu_m_server_create (&server, program_version);
   mu_m_server_set_conn (server, lmtp_connection);

@@ -394,7 +394,7 @@ main (int argc, char **argv)
 #ifdef WITH_TLS
   mu_gocs_register ("tls", mu_tls_module_init);
 #endif
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, mail_capa, NULL, argc, argv, 0, NULL, &args))
     exit (1);
   

@@ -31,7 +31,6 @@
 
 static int messages_count (const char *);
 
-const char *program_version = "messages (" PACKAGE_STRING ")";
 static char doc[] = N_("GNU messages -- count the number of messages in a mailbox");
 static char args_doc[] = N_("[mailbox...]");
 
@@ -112,7 +111,7 @@ main (int argc, char **argv)
 #ifdef WITH_TLS
   mu_gocs_register ("tls", mu_tls_module_init);
 #endif
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, argp_capa, NULL, argc, argv, 0, NULL, &args))
     exit (1);
 

@@ -33,7 +33,6 @@
 
 #include "mailcap.h"
 
-const char *program_version = "mimeview (" PACKAGE_STRING ")";
 static char doc[] = N_("GNU mimeview -- display files, using mailcap mechanism.")
 "\v"     
 N_("Default mime.types file is ") DEFAULT_CUPS_CONFDIR "/mime.types"
@@ -281,7 +280,7 @@ main (int argc, char **argv)
   int index;
   
   MU_APP_INIT_NLS ();
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, capa, mimeview_cfg_param, 
 		   argc, argv, 0, &index, NULL))
     exit (1);

@@ -33,7 +33,6 @@
 #include "mailutils/libargp.h"
 #include <muaux.h>
 
-const char *program_version = "movemail (" PACKAGE_STRING ")";
 static char doc[] = N_("GNU movemail -- move messages across mailboxes.");
 static char args_doc[] = N_("inbox-url destfile [POP-password]");
 
@@ -744,7 +743,7 @@ main (int argc, char **argv)
 #ifdef WITH_TLS
   mu_gocs_register ("tls", mu_tls_module_init);
 #endif
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, movemail_capa, movemail_cfg_param, 
 		   argc, argv, 0, &index, NULL))
     exit (1);

@@ -338,7 +338,7 @@ main (int argc, char **argv)
   mu_acl_cfg_init ();
   mu_m_server_cfg_init ();
   
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   	
   mu_m_server_create (&server, program_version);
   mu_m_server_set_conn (server, pop3d_connection);

@@ -56,14 +56,11 @@ int (*ftab[]) (struct action_data *) = {
   action_chpass
 };
 
-const char *program_version = "popauth (" PACKAGE_STRING ")";
 static char doc[] = N_("GNU popauth -- manage pop3 authentication database");
 static error_t popauth_parse_opt  (int key, char *arg,
 				   struct argp_state *astate);
 
 void popauth_version (FILE *stream, struct argp_state *state);
-void (*argp_program_version_hook) (FILE *stream, struct argp_state *state) =
-                                   popauth_version;
 
 static struct argp_option options[] = 
 {
@@ -202,7 +199,8 @@ main(int argc, char **argv)
   /* Native Language Support */
   MU_APP_INIT_NLS ();
 
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
+  argp_program_version_hook = popauth_version;
   if (mu_app_init (&argp, popauth_argp_capa, NULL,
 		   argc, argv, 0, NULL, &adata))
     exit (EX_USAGE);
@@ -600,7 +598,7 @@ popauth_version (FILE *stream, struct argp_state *state)
 #elif defined(WITH_TOKYOCABINET)
 # define FORMAT "Tokyo Cabinet"
 #endif
-  printf ("%s\n", argp_program_version);
+  mu_program_version_hook (stream, state);
   printf (_("Database format: %s\n"), FORMAT);
   printf (_("Database location: %s\n"), APOP_PASSFILE);
   exit (EX_OK);

@@ -33,7 +33,6 @@ static void print_header (mu_message_t, int, int, char **);
 static void print_body (mu_message_t);
 static int  string_starts_with (const char * s1, const char *s2);
 
-const char *program_version = "readmsg (" PACKAGE_STRING ")";
 static char doc[] = N_("GNU readmsg -- print messages.");
 static error_t readmsg_parse_opt  (int key, char *arg, struct argp_state *astate);
 
@@ -301,7 +300,7 @@ main (int argc, char **argv)
 #ifdef WITH_TLS
   mu_gocs_register ("tls", mu_tls_module_init);
 #endif
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
   if (mu_app_init (&argp, readmsg_argp_capa, readmsg_cfg_param, 
 		   argc, argv, 0, &index, NULL))
     exit (1);

@@ -48,8 +48,6 @@
 
 #include "mailutils/libargp.h"
 
-const char *program_version = "sieve (" PACKAGE_STRING ")";
-
 static char doc[] =
 N_("GNU sieve -- a mail filtering tool.")
 "\v"
@@ -480,7 +478,7 @@ main (int argc, char *argv[])
   /* Native Language Support */
   MU_APP_INIT_NLS ();
 
-  mu_argp_init (program_version, NULL);
+  mu_argp_init (NULL, NULL);
 #ifdef WITH_TLS
   mu_gocs_register ("tls", mu_tls_module_init);
 #endif