Uniformly use grecs memory management functions.

* gnulib.modules: Remove unneded modules.
* ident/ident.h: Remove xalloc.h, include errno.h
* ident/ident.c: Use standard allocation functions instead of x*
* ident/pam.c: Remove.
* ident/provider.c: Remove.
* ident/system.c: Remove.

* src/meta.c: Remove.
* src/Makefile.am: Remove meta.c
* src/progman.c: Use grecs_* allocation functions instead of x*.
(notify): Use wordsplit to expand variables within message.
Rename variables: program-name to program_name;
canonical-program-name to canonical_program_name.

* doc/pies.texi: Update.

* src/depmap.c: Use grecs_* allocation functions instead of x*.
(depmap_end): New function.

* src/diag.c (logmsg_vprintf): Use grecs_txtacc instead of obstack.
* src/pies.h (depmap_end): New proto.
Remove unused includes.

* src/acl.c: Use grecs_* allocation functions instead of x*.
* src/ctl.c: Likewise.
* src/inetd.c: Likewise.
* src/limits.c: Likewise.
* src/meta1gram.y: Likewise.
* src/meta1lex.l: Likewise.
* src/pies.c: Likewise.
* src/socket.c: Likewise.
* src/sysvinit.c: Likewise.
* src/userprivs.c: Likewise.

1 files changed, 0 insertions, 127 deletions

diff --git a/src/meta.c b/src/meta.c
deleted file mode 100644
index fcd7f8b..0000000
--- a/src/meta.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/* This file is part of GNU Pies.
-   Copyright (C) 2008, 2009, 2010, 2013 Sergey Poznyakoff
-
-   GNU Pies is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 3, or (at your option)
-   any later version.
-
-   GNU Pies is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with GNU Pies.  If not, see <http://www.gnu.org/licenses/>. */
-
-#include "pies.h"
-#include <c-ctype.h>
-
-static const char *
-meta_expand (struct metadef *def, void *data)
-{
-  if (!def->value)
-    {
-      if (def->expand)
-	return def->expand (def, data);
-      def->value = "INTERNAL ERROR: NONEXPANDABLE DATA";
-    }
-  return def->value;
-}
-
-static const char *
-find_expansion_char (int c, struct metadef *def, void *data)
-{
-  for (; def->kw; def++)
-    if (def->kw[1] == 0 && def->kw[0] == c)
-      return meta_expand (def, data);
-  return NULL;
-}
-
-static const char *
-find_expansion_word (const char *kw, size_t len,
-		     struct metadef *def, void *data)
-{
-  for (; def->kw; def++)
-    if (strlen (def->kw) == len && memcmp (def->kw, kw, len) == 0)
-      return meta_expand (def, data);
-  return NULL;
-}
-
-char *
-meta_expand_string (const char *string, struct metadef *def, void *data)
-{
-  const char *p, *s;
-  char *res;
-  struct obstack stk;
-
-  if (!string)
-    return NULL;
-
-  obstack_init (&stk);
-
-  for (p = string; *p;)
-    {
-      char *e;
-      size_t len = strcspn (p, "$");
-
-      obstack_grow (&stk, p, len);
-      p += len;
-      if (*p == '$')
-	{
-	  switch (*++p)
-	    {
-	    case '$':
-	      obstack_grow (&stk, p, 1);
-	      p++;
-	      break;
-
-	    case '{':
-	      e = strchr (p + 1, '}');
-	      if (e && (s = find_expansion_word (p + 1, e - p - 1, def, data)))
-		{
-		  obstack_grow (&stk, s, strlen (s));
-		  p = e + 1;
-		}
-	      else
-		{
-		  obstack_grow (&stk, p - 1, 2);
-		  p++;
-		}
-	      break;
-
-	    default:
-	      if ((s = find_expansion_char (*p, def, data)) != NULL)
-		len = strlen (s);
-	      else
-		{
-		  s = p - 1;
-		  len = 1;
-		}
-	      
-	      obstack_grow (&stk, s, len);
-	      p++;
-	    }
-	}
-      else
-	obstack_grow (&stk, p, 1);
-    }
-  obstack_1grow (&stk, 0);
-  res = xstrdup (obstack_finish (&stk));
-  obstack_free (&stk, NULL);
-  return res;
-}
-
-void
-meta_free (struct metadef *def)
-{
-  for (; def->kw; def++)
-    {
-      if (def->storage)
-	{
-	  free (def->storage);
-	  def->value = def->storage = NULL;
-	}
-    }
-}
-