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https://github.com/mirror/make.git
synced 2026-09-05 22:25:00 +08:00
Update source file format: remove TABs, use GNU coding styles.
This commit is contained in:
182
rule.c
182
rule.c
@@ -87,10 +87,10 @@ count_implicit_rule_limits (void)
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++num_pattern_rules;
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if (rule->num > max_pattern_targets)
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max_pattern_targets = rule->num;
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max_pattern_targets = rule->num;
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for (dep = rule->deps; dep != 0; dep = dep->next)
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{
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{
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const char *dname = dep_name (dep);
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unsigned int len = strlen (dname);
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@@ -106,36 +106,36 @@ count_implicit_rule_limits (void)
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#endif
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ndeps++;
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if (len > max_pattern_dep_length)
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max_pattern_dep_length = len;
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if (len > max_pattern_dep_length)
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max_pattern_dep_length = len;
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if (p != 0 && p2 > p)
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{
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/* There is a slash before the % in the dep name.
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Extract the directory name. */
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if (p == dname)
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++p;
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if (p - dname > namelen)
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{
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namelen = p - dname;
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name = xrealloc (name, namelen + 1);
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}
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memcpy (name, dname, p - dname);
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name[p - dname] = '\0';
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if (p != 0 && p2 > p)
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{
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/* There is a slash before the % in the dep name.
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Extract the directory name. */
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if (p == dname)
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++p;
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if (p - dname > namelen)
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{
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namelen = p - dname;
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name = xrealloc (name, namelen + 1);
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}
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memcpy (name, dname, p - dname);
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name[p - dname] = '\0';
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/* In the deps of an implicit rule the 'changed' flag
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actually indicates that the dependency is in a
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nonexistent subdirectory. */
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/* In the deps of an implicit rule the 'changed' flag
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actually indicates that the dependency is in a
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nonexistent subdirectory. */
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dep->changed = !dir_file_exists_p (name, "");
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}
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else
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/* This dependency does not reside in a subdirectory. */
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dep->changed = 0;
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}
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dep->changed = !dir_file_exists_p (name, "");
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}
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else
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/* This dependency does not reside in a subdirectory. */
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dep->changed = 0;
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}
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if (ndeps > max_pattern_deps)
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max_pattern_deps = ndeps;
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max_pattern_deps = ndeps;
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rule = next;
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}
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@@ -217,7 +217,7 @@ convert_to_pattern (void)
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{
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unsigned int l = strlen (dep_name (d));
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if (l > maxsuffix)
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maxsuffix = l;
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maxsuffix = l;
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}
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/* Space to construct the suffix rule target name. */
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@@ -228,12 +228,12 @@ convert_to_pattern (void)
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unsigned int slen;
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/* Make a rule that is just the suffix, with no deps or commands.
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This rule exists solely to disqualify match-anything rules. */
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This rule exists solely to disqualify match-anything rules. */
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convert_suffix_rule (dep_name (d), 0, 0);
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if (d->file->cmds != 0)
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/* Record a pattern for this suffix's null-suffix rule. */
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convert_suffix_rule ("", dep_name (d), d->file->cmds);
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/* Record a pattern for this suffix's null-suffix rule. */
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convert_suffix_rule ("", dep_name (d), d->file->cmds);
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/* Add every other suffix to this one and see if it exists as a
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two-suffix rule. */
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@@ -241,32 +241,32 @@ convert_to_pattern (void)
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memcpy (rulename, dep_name (d), slen);
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for (d2 = suffix_file->deps; d2 != 0; d2 = d2->next)
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{
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{
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struct file *f;
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unsigned int s2len;
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s2len = strlen (dep_name (d2));
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s2len = strlen (dep_name (d2));
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/* Can't build something from itself. */
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if (slen == s2len && streq (dep_name (d), dep_name (d2)))
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continue;
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if (slen == s2len && streq (dep_name (d), dep_name (d2)))
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continue;
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memcpy (rulename + slen, dep_name (d2), s2len + 1);
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f = lookup_file (rulename);
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if (f == 0 || f->cmds == 0)
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continue;
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memcpy (rulename + slen, dep_name (d2), s2len + 1);
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f = lookup_file (rulename);
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if (f == 0 || f->cmds == 0)
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continue;
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if (s2len == 2 && rulename[slen] == '.' && rulename[slen + 1] == 'a')
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/* A suffix rule '.X.a:' generates the pattern rule '(%.o): %.X'.
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It also generates a normal '%.a: %.X' rule below. */
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convert_suffix_rule (NULL, /* Indicates '(%.o)'. */
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dep_name (d),
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f->cmds);
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if (s2len == 2 && rulename[slen] == '.' && rulename[slen + 1] == 'a')
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/* A suffix rule '.X.a:' generates the pattern rule '(%.o): %.X'.
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It also generates a normal '%.a: %.X' rule below. */
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convert_suffix_rule (NULL, /* Indicates '(%.o)'. */
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dep_name (d),
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f->cmds);
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/* The suffix rule '.X.Y:' is converted
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to the pattern rule '%.Y: %.X'. */
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convert_suffix_rule (dep_name (d2), dep_name (d), f->cmds);
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}
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/* The suffix rule '.X.Y:' is converted
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to the pattern rule '%.Y: %.X'. */
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convert_suffix_rule (dep_name (d2), dep_name (d), f->cmds);
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}
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}
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}
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@@ -294,42 +294,42 @@ new_pattern_rule (struct rule *rule, int override)
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for (r = pattern_rules; r != 0; lastrule = r, r = r->next)
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for (i = 0; i < rule->num; ++i)
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{
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for (j = 0; j < r->num; ++j)
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if (!streq (rule->targets[i], r->targets[j]))
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break;
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for (j = 0; j < r->num; ++j)
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if (!streq (rule->targets[i], r->targets[j]))
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break;
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/* If all the targets matched... */
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if (j == r->num)
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{
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struct dep *d, *d2;
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for (d = rule->deps, d2 = r->deps;
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d != 0 && d2 != 0; d = d->next, d2 = d2->next)
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if (!streq (dep_name (d), dep_name (d2)))
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break;
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if (d == 0 && d2 == 0)
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{
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/* All the dependencies matched. */
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if (override)
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{
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/* Remove the old rule. */
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freerule (r, lastrule);
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/* Install the new one. */
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if (pattern_rules == 0)
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pattern_rules = rule;
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else
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last_pattern_rule->next = rule;
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last_pattern_rule = rule;
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if (j == r->num)
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{
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struct dep *d, *d2;
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for (d = rule->deps, d2 = r->deps;
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d != 0 && d2 != 0; d = d->next, d2 = d2->next)
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if (!streq (dep_name (d), dep_name (d2)))
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break;
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if (d == 0 && d2 == 0)
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{
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/* All the dependencies matched. */
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if (override)
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{
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/* Remove the old rule. */
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freerule (r, lastrule);
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/* Install the new one. */
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if (pattern_rules == 0)
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pattern_rules = rule;
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else
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last_pattern_rule->next = rule;
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last_pattern_rule = rule;
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/* We got one. Stop looking. */
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goto matched;
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}
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else
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{
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/* The old rule stays intact. Destroy the new one. */
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freerule (rule, (struct rule *) 0);
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return 0;
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}
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}
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}
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/* We got one. Stop looking. */
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goto matched;
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}
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else
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{
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/* The old rule stays intact. Destroy the new one. */
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freerule (rule, (struct rule *) 0);
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return 0;
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}
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}
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}
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}
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matched:;
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@@ -338,9 +338,9 @@ new_pattern_rule (struct rule *rule, int override)
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{
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/* There was no rule to replace. */
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if (pattern_rules == 0)
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pattern_rules = rule;
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pattern_rules = rule;
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else
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last_pattern_rule->next = rule;
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last_pattern_rule->next = rule;
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last_pattern_rule = rule;
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}
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@@ -382,7 +382,7 @@ install_pattern_rule (struct pspec *p, int terminal)
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r->cmds->fileinfo.filenm = 0;
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r->cmds->fileinfo.lineno = 0;
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/* These will all be string literals, but we malloc space for them
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anyway because somebody might want to free them later. */
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anyway because somebody might want to free them later. */
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r->cmds->commands = xstrdup (p->commands);
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r->cmds->command_lines = 0;
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r->cmds->recipe_prefix = RECIPEPREFIX_DEFAULT;
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@@ -468,7 +468,7 @@ create_pattern_rule (const char **targets, const char **target_percents,
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/* Print the data base of rules. */
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static void /* Useful to call from gdb. */
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static void /* Useful to call from gdb. */
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print_rule (struct rule *r)
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{
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unsigned int i;
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@@ -504,7 +504,7 @@ print_rule_data_base (void)
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print_rule (r);
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if (r->terminal)
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++terminal;
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++terminal;
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}
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if (rules == 0)
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@@ -512,12 +512,12 @@ print_rule_data_base (void)
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else
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{
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printf (_("\n# %u implicit rules, %u"), rules, terminal);
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#ifndef NO_FLOAT
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#ifndef NO_FLOAT
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printf (" (%.1f%%)", (double) terminal / (double) rules * 100.0);
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#else
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{
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int f = (terminal * 1000 + 5) / rules;
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printf (" (%d.%d%%)", f/10, f%10);
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int f = (terminal * 1000 + 5) / rules;
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printf (" (%d.%d%%)", f/10, f%10);
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}
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#endif
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puts (_(" terminal."));
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