fix gcc warnings on shadowed declarations
[paraslash.git] / grab_client.c
index 2dfb295..efe9cf6 100644 (file)
  */
 
 #include "para.h"
-#include "close_on_fork.h"
 #include "grab_client.cmdline.h"
 #include "list.h"
+#include "sched.h"
 #include "filter.h"
 #include "grab_client.h"
 #include "audiod.h"
 #include "error.h"
 #include "string.h"
+#include "fd.h"
 
 /** grab clients that are not yet attached to a filter node */
 struct list_head inactive_grab_client_list;
@@ -42,7 +43,7 @@ static int max_num_filters(void)
        for (i = 0; audio_formats[i]; i++) {
                PARA_INFO_LOG("%s filter chain length: %d\n", audio_formats[i],
                        num_filters(i));
-               ret = MAX(ret, num_filters(i));
+               ret = PARA_MAX(ret, num_filters(i));
        }
        PARA_INFO_LOG("maximal filter chain length: %d\n", ret);
        return ret;
@@ -56,12 +57,10 @@ static int gc_write(char *buf, size_t len, struct filter_callback *fcb)
 
 //     PARA_INFO_LOG("writing %d bytes to fd %d\n", len, gc->fd);
        fd_set wfds;
-       do {
-               FD_ZERO(&wfds);
-               FD_SET(gc->fd, &wfds);
-               ret = select(gc->fd + 1, NULL, &wfds, NULL, &tv);
-       } while (ret == EAGAIN || ret == EINTR);
-       if (ret != 1) {
+       FD_ZERO(&wfds);
+       FD_SET(gc->fd, &wfds);
+       ret = para_select(gc->fd + 1, NULL, &wfds, &tv);
+       if (ret <= 0) {
                if (gc->mode == GRAB_PEDANTIC)
                        return -E_PEDANTIC_GRAB;
                if (gc->mode == GRAB_SLOPPY)
@@ -86,31 +85,35 @@ rewrite:
        return ret;
 }
 
+/* TODO: gengetopt can handle the grab client modes */
 static int check_gc_args(struct grab_client *gc)
 {
        int i;
-       struct grab_client_args_info *conf = gc->conf;
+       struct grab_client_args_info *c = gc->conf;
        char **mv = grab_client_cmdline_parser_mode_values;
 
-       PARA_INFO_LOG("filter_num: %d\n", gc->conf->filter_num_arg);
+       PARA_INFO_LOG("filter_num: %d\n", c->filter_num_arg);
        for (i = 0; mv[i]; i++)
-               if (!strcmp(conf->mode_arg, mv[i]))
+               if (!strcmp(c->mode_arg, mv[i]))
                        break;
+       if (!mv[i])
+               return -E_GC_SYNTAX;
        gc->mode = i;
-       if (conf->audio_format_given) {
-               gc->audio_format_num = get_audio_format_num(conf->audio_format_arg);
+       gc->audio_format_num = -1;
+       if (c->audio_format_given) {
+               gc->audio_format_num = get_audio_format_num(c->audio_format_arg);
                if (gc->audio_format_num < 0)
                        return gc->audio_format_num;
        }
-       if (conf->slot_arg > MAX_STREAM_SLOTS)
+       if (c->slot_arg > MAX_STREAM_SLOTS)
                return -E_BAD_GC_SLOT;
-       if (conf->filter_num_arg <= 0)
+       if (c->filter_num_arg <= 0)
                return -E_BAD_GC_FILTER_NUM;
-       if (conf->audio_format_given) {
-               if (num_filters(gc->audio_format_num) < conf->filter_num_arg)
+       if (c->audio_format_given) {
+               if (num_filters(gc->audio_format_num) < c->filter_num_arg)
                        return -E_BAD_GC_FILTER_NUM;
        } else
-               if (conf->filter_num_arg > max_num_filters())
+               if (c->filter_num_arg > max_num_filters())
                        return -E_BAD_GC_FILTER_NUM;
 
        return 1;
@@ -141,7 +144,6 @@ static void gc_close(struct filter_callback *fcb)
 
        if (gc->conf->one_shot_given || gc->error) {
                PARA_INFO_LOG("closing fd %d (grab client %p)\n", gc->fd, gc);
-               del_close_on_fork_list(gc->fd);
                close(gc->fd);
                gc_free(gc);
                /* close on fork ?*/
@@ -181,7 +183,7 @@ void activate_grab_client(struct grab_client *gc, struct filter_node *fn)
  * \sa filter_chain_info::filters, inactive_grab_client_list,
  * activate_grab_client
  */
-void activate_inactive_grab_clients(int slot, int audio_format_num,
+void activate_inactive_grab_clients(int slot_num, int audio_format_num,
                struct list_head *filter_list)
 {
        struct grab_client *gc, *tmp;
@@ -190,7 +192,7 @@ void activate_inactive_grab_clients(int slot, int audio_format_num,
 
        list_for_each_entry_safe(gc, tmp, &inactive_grab_client_list, node) {
 //             PARA_INFO_LOG("checking inactive grab client %p\n", gc);
-               if (gc->conf->slot_arg >= 0 && gc->conf->slot_arg != slot)
+               if (gc->conf->slot_arg >= 0 && gc->conf->slot_arg != slot_num)
                        continue;
                if (gc->audio_format_num >= 0 && gc->audio_format_num !=
                                audio_format_num)
@@ -214,11 +216,10 @@ void activate_inactive_grab_clients(int slot, int audio_format_num,
  * check the command line options and allocate a grab_client structure
  *
  * \param fd the file descriptor of the client
- * \param argc the number of command line options
- * \param argv pointers to the command line options
+ * \param line the command line
  * \param err non-zero if an error occured
  *
- * If the command line options  given by \a argc and \a argv are valid.
+ * If the command line options given by \a argc and \a argv are valid.
  * allocate a struct grab_client and initialize it with this valid
  * configuration. Moreover, add the new grab client to the inactive list.
  *
@@ -232,21 +233,14 @@ void activate_inactive_grab_clients(int slot, int audio_format_num,
  * argc, argv get freed when com_grab() returns, so we have to make a
  * copy.
  */
-__malloc struct grab_client *grab_client_new(int fd, int argc, char **argv, int *err)
+struct grab_client *grab_client_new(int fd, char *line, int *err)
 {
-       int i, ret;
+       int ret;
        struct grab_client *gc = para_calloc(sizeof(struct grab_client));
 
        gc->conf = para_calloc(sizeof(struct grab_client_args_info));
-       gc->argc = argc;
-       gc->argv = para_calloc((argc + 1) * sizeof(char *));
 
-       for (i = 0; i < argc; i++) {
-               gc->argv[i] = para_strdup(argv[i]);
-               PARA_INFO_LOG("argc: %d, argv[%d]: %s\n", argc, i, gc->argv[i]);
-       }
-       PARA_INFO_LOG("argv[%d]: %s\n", argc, gc->argv[argc]);
-       ret = grab_client_cmdline_parser(gc->argc, gc->argv , gc->conf);
+       ret = grab_client_cmdline_parser_string(line, gc->conf, "grab");
        *err = -E_GC_SYNTAX;
        if (ret)
                goto err_out;
@@ -272,9 +266,6 @@ __malloc struct grab_client *grab_client_new(int fd, int argc, char **argv, int
        add_inactive_gc(gc);
        return gc;
 err_out:
-       for (i = 0; i < argc; i++)
-               free(gc->argv[i]);
-       free(gc->argv);
        free(gc->conf);
        free(gc);
        return NULL;