void grep_source_clear(struct grep_source *gs)
{
FREE_AND_NULL(gs->name);
FREE_AND_NULL(gs->path);
FREE_AND_NULL(gs->identifier);
grep_source_clear_data(gs);
}
void grep_source_clear(struct grep_source *gs)
{
free(gs->name);
gs->name = NULL;
free(gs->path);
gs->path = NULL;
free(gs->identifier);
gs->identifier = NULL;
grep_source_clear_data(gs);
}
static int fill_textconv_grep(struct userdiff_driver *driver,
struct grep_source *gs)
{
struct diff_filespec *df;
char *buf;
size_t size;
if (!driver || !driver->textconv)
return grep_source_load(gs);
/*
* The textconv interface is intimately tied to diff_filespecs, so we
* have to pretend to be one. If we could unify the grep_source
* and diff_filespec structs, this mess could just go away.
*/
df = alloc_filespec(gs->path);
switch (gs->type) {
case GREP_SOURCE_SHA1:
fill_filespec(df, gs->identifier, 1, 0100644);
break;
case GREP_SOURCE_FILE:
fill_filespec(df, null_sha1, 0, 0100644);
break;
default:
die("BUG: attempt to textconv something without a path?");
}
/*
* fill_textconv is not remotely thread-safe; it may load objects
* behind the scenes, and it modifies the global diff tempfile
* structure.
*/
grep_read_lock();
size = fill_textconv(driver, df, &buf);
grep_read_unlock();
free_filespec(df);
/*
* The normal fill_textconv usage by the diff machinery would just keep
* the textconv'd buf separate from the diff_filespec. But much of the
* grep code passes around a grep_source and assumes that its "buf"
* pointer is the beginning of the thing we are searching. So let's
* install our textconv'd version into the grep_source, taking care not
* to leak any existing buffer.
*/
grep_source_clear_data(gs);
gs->buf = buf;
gs->size = size;
return 0;
}
static void *run(void *arg)
{
int hit = 0;
struct grep_opt *opt = arg;
while (1) {
struct work_item *w = get_work();
if (!w)
break;
opt->output_priv = w;
hit |= grep_source(opt, &w->source);
grep_source_clear_data(&w->source);
work_done(w);
}
free_grep_patterns(arg);
free(arg);
return (void*) (intptr_t) hit;
}
static void *run(void *arg)
{
int hit = 0;
struct grep_opt *opt = arg;
while (1) {
struct work_item *w = get_work();
if (!w)
break;
opt->output_priv = w;
if (w->source.type == GREP_SOURCE_SUBMODULE)
hit |= grep_submodule_launch(opt, &w->source);
else
hit |= grep_source(opt, &w->source);
grep_source_clear_data(&w->source);
work_done(w);
}
free_grep_patterns(arg);
free(arg);
return (void*) (intptr_t) hit;
}
