From 1a5beef51f5c32081116e502c1c90a3e32813020 Mon Sep 17 00:00:00 2001
From: Paul Smith <psmith@gnu.org>
Date: Fri, 2 May 2003 01:44:59 +0000
Subject: - Fix bug #1405: allow multiple pattern-specific variables to match a
 target. - Fix some uncleanliness about the implementation of
 patterns-specific vars. - Some enhancements to the OS/2 port.

---
 rule.c | 100 -----------------------------------------------------------------
 1 file changed, 100 deletions(-)

(limited to 'rule.c')

diff --git a/rule.c b/rule.c
index 1d4a089..77451cc 100644
--- a/rule.c
+++ b/rule.c
@@ -51,14 +51,6 @@ unsigned int max_pattern_deps;
 
 unsigned int max_pattern_dep_length;
 
-/* Chain of all pattern-specific variables.  */
-
-static struct pattern_var *pattern_vars;
-
-/* Pointer to last struct in the chain, so we can add onto the end.  */
-
-static struct pattern_var *last_pattern_var;
-
 /* Pointer to structure for the file .SUFFIXES
    whose dependencies are the suffixes to be searched.  */
 
@@ -537,76 +529,6 @@ create_pattern_rule (char **targets, char **target_percents,
     r->terminal = terminal;
 }
 
-/* Create a new pattern-specific variable struct.  */
-
-struct pattern_var *
-create_pattern_var (char *target, char *suffix)
-{
-  register struct pattern_var *p = 0;
-  unsigned int len = strlen(target);
-
-  /* Look to see if this pattern already exists in the list.  */
-  for (p = pattern_vars; p != NULL; p = p->next)
-    if (p->len == len && !strcmp(p->target, target))
-      break;
-
-  if (p == 0)
-    {
-      p = (struct pattern_var *) xmalloc (sizeof (struct pattern_var));
-      if (last_pattern_var != 0)
-        last_pattern_var->next = p;
-      else
-        pattern_vars = p;
-      last_pattern_var = p;
-      p->next = 0;
-      p->target = target;
-      p->len = len;
-      p->suffix = suffix + 1;
-      p->vars = create_new_variable_set();
-    }
-
-  return p;
-}
-
-/* Look up a target in the pattern-specific variable list.  */
-
-struct pattern_var *
-lookup_pattern_var (char *target)
-{
-  struct pattern_var *p;
-  unsigned int targlen = strlen(target);
-
-  for (p = pattern_vars; p != 0; p = p->next)
-    {
-      char *stem;
-      unsigned int stemlen;
-
-      if (p->len > targlen)
-        /* It can't possibly match.  */
-        continue;
-
-      /* From the lengths of the filename and the pattern parts,
-         find the stem: the part of the filename that matches the %.  */
-      stem = target + (p->suffix - p->target - 1);
-      stemlen = targlen - p->len + 1;
-
-      /* Compare the text in the pattern before the stem, if any.  */
-      if (stem > target && !strneq (p->target, target, stem - target))
-        continue;
-
-      /* Compare the text in the pattern after the stem, if any.
-         We could test simply using streq, but this way we compare the
-         first two characters immediately.  This saves time in the very
-         common case where the first character matches because it is a
-         period.  */
-      if (*p->suffix == stem[stemlen]
-          && (*p->suffix == '\0' || streq (&p->suffix[1], &stem[stemlen+1])))
-        break;
-    }
-
-  return p;
-}
-
 /* Print the data base of rules.  */
 
 static void			/* Useful to call from gdb.  */
@@ -678,26 +600,4 @@ print_rule_data_base (void)
         fatal (NILF, _("BUG: num_pattern_rules wrong!  %u != %u"),
                num_pattern_rules, rules);
     }
-
-  puts (_("\n# Pattern-specific variable values"));
-
-  {
-    struct pattern_var *p;
-
-    rules = 0;
-    for (p = pattern_vars; p != 0; p = p->next)
-      {
-        ++rules;
-
-        printf ("\n%s :\n", p->target);
-        print_variable_set (p->vars->set, "# ");
-      }
-
-    if (rules == 0)
-      puts (_("\n# No pattern-specific variable values."));
-    else
-      {
-        printf (_("\n# %u pattern-specific variable values"), rules);
-      }
-  }
 }
-- 
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