void
count_implicit_rule_limits ()
{
char *name;
unsigned int namelen;
register struct rule *rule, *lastrule;
num_pattern_rules = max_pattern_targets = max_pattern_deps = 0;
max_pattern_dep_length = 0;
name = 0;
namelen = 0;
rule = pattern_rules;
lastrule = 0;
while (rule != 0)
{
unsigned int ndeps = 0;
register struct dep *dep;
struct rule *next = rule->next;
unsigned int ntargets;
++num_pattern_rules;
ntargets = 0;
while (rule->targets[ntargets] != 0)
++ntargets;
if (ntargets > max_pattern_targets)
max_pattern_targets = ntargets;
for (dep = rule->deps; dep != 0; dep = dep->next)
{
unsigned int len = strlen (dep->name);
#ifdef VMS
char *p = rindex (dep->name, ']');
#else
char *p = rindex (dep->name, '/');
#endif
char *p2 = p != 0 ? index (dep->name, '%') : 0;
ndeps++;
if (len > max_pattern_dep_length)
max_pattern_dep_length = len;
if (p != 0 && p2 > p)
{
/* There is a slash before the % in the dep name.
Extract the directory name. */
if (p == dep->name)
++p;
if (p - dep->name > namelen)
{
if (name != 0)
free (name);
namelen = p - dep->name;
name = (char *) xmalloc (namelen + 1);
}
bcopy (dep->name, name, p - dep->name);
name[p - dep->name] = '\0';
/* In the deps of an implicit rule the `changed' flag
actually indicates that the dependency is in a
nonexistent subdirectory. */
dep->changed = !dir_file_exists_p (name, "");
#ifdef VMS
if (dep->changed && *name == ']')
#else
if (dep->changed && *name == '/')
#endif
{
/* The name is absolute and the directory does not exist.
This rule can never possibly match, since this dependency
can never possibly exist. So just remove the rule from
the list. */
freerule (rule, lastrule);
--num_pattern_rules;
goto end_main_loop;
}
}
else
/* This dependency does not reside in a subdirectory. */
dep->changed = 0;
}
if (ndeps > max_pattern_deps)
max_pattern_deps = ndeps;
lastrule = rule;
end_main_loop:
rule = next;
}
if (name != 0)
free (name);
}
void
count_implicit_rule_limits (void)
{
char *name;
int namelen;
struct rule *rule, *lastrule;
num_pattern_rules = max_pattern_targets = max_pattern_deps = 0;
max_pattern_dep_length = 0;
name = 0;
namelen = 0;
rule = pattern_rules;
lastrule = 0;
while (rule != 0)
{
unsigned int ndeps = 0;
struct dep *dep;
struct rule *next = rule->next;
++num_pattern_rules;
if (rule->num > max_pattern_targets)
max_pattern_targets = rule->num;
for (dep = rule->deps; dep != 0; dep = dep->next)
{
const char *dname = dep_name (dep);
unsigned int len = strlen (dname);
#ifdef VMS
const char *p = strrchr (dname, ']');
const char *p2;
if (p == 0)
p = strrchr (dname, ':');
p2 = p != 0 ? strchr (dname, '%') : 0;
#else
const char *p = strrchr (dname, '/');
const char *p2 = p != 0 ? strchr (dname, '%') : 0;
#endif
ndeps++;
if (len > max_pattern_dep_length)
max_pattern_dep_length = len;
if (p != 0 && p2 > p)
{
/* There is a slash before the % in the dep name.
Extract the directory name. */
if (p == dname)
++p;
if (p - dname > namelen)
{
namelen = p - dname;
name = xrealloc (name, namelen + 1);
}
memcpy (name, dname, p - dname);
name[p - dname] = '\0';
/* In the deps of an implicit rule the 'changed' flag
actually indicates that the dependency is in a
nonexistent subdirectory. */
dep->changed = !dir_file_exists_p (name, "");
}
else
/* This dependency does not reside in a subdirectory. */
dep->changed = 0;
}
if (ndeps > max_pattern_deps)
max_pattern_deps = ndeps;
lastrule = rule;
rule = next;
}
if (name != 0)
free (name);
}
void
count_implicit_rule_limits ()
{
char *name;
unsigned int namelen;
register struct rule *rule, *lastrule;
num_pattern_rules = 0;
name = 0;
namelen = 0;
rule = pattern_rules;
lastrule = 0;
while (rule != 0)
{
unsigned int ndeps = 0;
register struct dep *dep;
struct rule *next = rule->next;
++num_pattern_rules;
for (dep = rule->deps; dep != 0; dep = dep->next)
{
unsigned int len = strlen (dep->name);
char *p = rindex (dep->name, '/');
char *p2 = p != 0 ? index (dep->name, '%') : 0;
ndeps++;
if (len > max_pattern_dep_length)
max_pattern_dep_length = len;
if (p != 0 && p2 > p)
{
/* There is a slash before the % in the dep name.
Extract the directory name. */
if (p == dep->name)
++p;
if (p - dep->name > namelen)
{
if (name != 0)
free (name);
namelen = p - dep->name;
name = (char *) xmalloc (namelen + 1);
}
bcopy (dep->name, name, p - dep->name);
name[p - dep->name] = '\0';
if (!dir_file_exists_p (name, "."))
{
/* The name is absolute and the directory does not exist. */
if (*name == '/')
{
freerule (rule, lastrule);
--num_pattern_rules;
goto end_main_loop;
}
else
/* The directory does not exist, but
it might be found in a VPATH directory. */
rule->subdir = 1;
}
}
}
if (ndeps > max_pattern_deps)
max_pattern_deps = ndeps;
lastrule = rule;
end_main_loop:
rule = next;
}
if (name != 0)
free (name);
}
