Lines Matching defs:chain

33 /** global chain. */
37  * @param chain the current chain or NULL for new chain
41  * @return newest filter in chain
44 filter_create_ext(struct filter * chain, const char *cmd,
61 	if (chain != NULL) {
62 		/* append f to end of chain */
63 		while (chain->next)
64 			chain = chain->next;
65 		chain->next = f;
90  * @param chain the current chain or NULL for new chain
95  * @return newest filter in chain
98 filter_create_int(struct filter * chain,
115 	if (chain != NULL) {
116 		/* append f to end of chain */
117 		while (chain->next)
118 			chain = chain->next;
119 		chain->next = f;
124 /** Fork and exec entire filter chain.
125  *  @param chain The head of the chain.
129 filter_apply_chain(struct filter * chain)
134 	 * Tricky recursion, since we want to begin the chain at the END.
138 	if (chain)
139 		filter_apply_chain(chain->next);
144 	 * Now we are the right-most unprocessed link in the chain.
176 		if (chain->filter_func) {
177 			if (chain->filter_func(chain) == -1)
181 			execvp(chain->argv[0],
182 			    (char **const) (chain->argv));
184 			    chain->argv[0]);
199 /** Truncate the chain to max_len number of filters.
200  * @param chain the current chain.
201  * @param max_len the maximum length of the chain.
202  * @return the resulting length of the chain.
205 filter_truncate(struct filter * chain, int max_len)
209 	if (!chain)
212 	while (chain->next && len < max_len) {
213 		chain = chain->next;
217 	chain->next = NULL;
221 /** Splits the chain in order to write to a header file.
227 filter_tee_header(struct filter * chain)
240 	write_header = (chain->extra != NULL);
244 	 * through the running chain. Then create a new pipe to the H file as
245 	 * stdout, and fork the rest of the chain again.
253 		if (freopen((char *) chain->extra, "w", stdout) == NULL)
256 		filter_apply_chain(chain->next);
313 			    (char *) chain->extra);
317 			    (char *) chain->extra);
341 filter_fix_linedirs(struct filter * chain)
349 	if (!chain)