Improve keyword (meta) expansion, add testsuite framework

* src/meta.c: New file.
* src/Makefile.am (wydawca_SOURCES): Add meta.c.
* Makefile.am (SUBDIRS): Add tests.
* configure.ac: Initialize testsuite.
* src/cmdline.opt: Add preprocessor-related options: --[no-]preprocessor,
-E

* src/mail.c, src/triplet.c, src/verify.c, src/wydawca.c, src/wydawca.h: Use
new expansion functions.
* src/update-2.0.awk: Replace % markup with $.

* etc/wydawca.rc: Switch to new meta-variable syntax.
* gnulib.modules: Add c-ctype.

* doc/Makefile.am (check-options): Rewrite.
* doc/wydawca.texi: Mark unrevised/obsolete material.

* tests/: New directory

1 files changed, 17 insertions, 11 deletions

diff --git a/src/wydawca.c b/src/wydawca.c
index 4e6e635..b265ade 100644
--- a/src/wydawca.c
+++ b/src/wydawca.c
@@ -32,7 +32,8 @@ char *tar_command_name = "tar";
 int enable_sendfile = 1;  /* Use sendfile by default */
 int archive_signatures = 1; /* Archive sig files by default */
 int lint_mode = 0;
-
+int preprocess_only = 0;
+  
 unsigned wydawca_stat[MAX_STAT];
 
 void
@@ -205,26 +206,28 @@ stat_mask_p (unsigned long mask)
   return 0;
 }
 
-static char *
-stat_expand (struct kw_expansion *exp, void *data)
+static const char *
+stat_expand (struct metadef *def, void *data)
 {
   char sbuf[INT_BUFSIZE_BOUND (wydawca_stat[0])];
-  exp->value = xstrdup (uinttostr (wydawca_stat[(int) exp->data], sbuf));
-  return exp->value;
+  def->storage = xstrdup (uinttostr (wydawca_stat[(int) def->data], sbuf));
+  def->value = def->storage;
+  return def->value;
 }
 
 void
-make_stat_expansion (struct kw_expansion *exp)
+make_stat_expansion (struct metadef *def)
 {
   int i;
   for (i = 0; i < MAX_STAT; i++)
     {
-      exp[i].kw = stat_kwname[i];
-      exp[i].value = NULL;
-      exp[i].static_p = 0;
-      exp[i].expand = stat_expand;
-      exp[i].data = (void*) i;
+      def[i].kw = stat_kwname[i];
+      def[i].value = NULL;
+      def[i].storage = NULL;
+      def[i].expand = stat_expand;
+      def[i].data = (void*) i;
     }
+  def[i].kw = NULL;
 }
 
 void
@@ -280,6 +283,9 @@ main (int argc, char **argv)
   if (argc != optind)
     error (1, 0, "extra command line arguments");
 
+  if (preprocess_only)
+    exit (gconf_preproc_run (conffile, gconf_preprocessor));
+  
   gconf_parse (conffile);
   
   if (lint_mode)