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Make def_visit_all return the actual result of visit.

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This way, def_visit_all is a little more useful (though I think I might
redo the one case that's using this feature).
This commit is contained in:
Bill Currie 2012-12-13 09:47:00 +09:00
parent 028b19888f
commit 204a0b3f72
2 changed files with 9 additions and 7 deletions
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3
tools/qfcc/include/def.h
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@ -300,7 +300,8 @@ int def_size (def_t *def);
parameter is \a data passed on. If non-zero is returned,
the pass through the alias cluster will terminate.
\param data Pointer to the data needed by \a visit.
\return 1 if \a visit returned non-zero, otherwise 0.
\return The value returned by \a visit returned non-zero,
otherwise 0.
*/
int def_visit_all (def_t *def, int overlap,
int (*visit) (def_t *, void *), void *data);

13
tools/qfcc/source/def.c
View file

@ -640,21 +640,22 @@ def_visit_all (def_t *def, int overlap,
int (*visit) (def_t *, void *), void *data)
{
def_t *start_def = def;
int ret;
if (visit (def, data))
return 1;
if ((ret = visit (def, data)))
return ret;
if (def->alias) {
def = def->alias;
if (visit (def, data))
return 1;
if ((ret = visit (def, data)))
return ret;
}
for (def = def->alias_defs; def; def = def->next) {
if (def == start_def)
continue;
if (overlap && !def_overlap (def, start_def))
continue;
if (visit (def, data))
return 1;
if ((ret = visit (def, data)))
return ret;
}
return 0;
}