Function run_textconv

diff.c:7758–7791

}

static char *run_textconv(struct repository *r,
			  const char *pgm,
			  struct diff_filespec *spec,
			  size_t *outsize)
{
	struct diff_tempfile *temp;
	struct child_process child = CHILD_PROCESS_INIT;
	struct strbuf buf = STRBUF_INIT;
	int err = 0;

	temp = prepare_temp_file(r, spec);
	strvec_push(&child.args, pgm);
	strvec_push(&child.args, temp->name);

	child.use_shell = 1;
	child.out = -1;
	if (start_command(&child)) {
		remove_tempfile();
		return NULL;
	}

	if (strbuf_read(&buf, child.out, 0) < 0)
		err = error("error reading from textconv command '%s'", pgm);
	close(child.out);

	if (finish_command(&child) || err) {
		strbuf_release(&buf);
		remove_tempfile();
		return NULL;
	}
	remove_tempfile();

	return strbuf_detach(&buf, outsize);
}

size_t fill_textconv(struct repository *r,
		     struct userdiff_driver *driver,