diff options
Diffstat (limited to 'src/modules/gsettings/module-gsettings.c')
-rw-r--r-- | src/modules/gsettings/module-gsettings.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/src/modules/gsettings/module-gsettings.c b/src/modules/gsettings/module-gsettings.c new file mode 100644 index 0000000..0822093 --- /dev/null +++ b/src/modules/gsettings/module-gsettings.c @@ -0,0 +1,118 @@ +/*** + This file is part of PulseAudio. + + Copyright 2006 Lennart Poettering + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, see <http://www.gnu.org/licenses/>. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <sys/types.h> +#include <sys/wait.h> + +#include <pulsecore/core-error.h> +#include <pulsecore/core-util.h> +#include <pulsecore/start-child.h> + +#include "../stdin-util.h" + +PA_MODULE_AUTHOR("Sylvain Baubeau"); +PA_MODULE_DESCRIPTION("GSettings Adapter"); +PA_MODULE_VERSION(PACKAGE_VERSION); +PA_MODULE_LOAD_ONCE(true); + +int pa__init(pa_module*m) { + struct userdata *u; + int r; + + u = pa_xnew(struct userdata, 1); + u->core = m->core; + u->module = m; + m->userdata = u; + u->module_infos = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func, NULL, (pa_free_cb_t) module_info_free); + u->pid = (pid_t) -1; + u->fd = -1; + u->fd_type = 0; + u->io_event = NULL; + u->buf_fill = 0; + + if ((u->fd = pa_start_child_for_read( +#if defined(__linux__) && defined(HAVE_RUNNING_FROM_BUILD_TREE) +#ifdef MESON_BUILD + pa_run_from_build_tree() ? PA_BUILDDIR PA_PATH_SEP "src" PA_PATH_SEP "modules" PA_PATH_SEP "gsettings" PA_PATH_SEP "gsettings-helper" : +#else + pa_run_from_build_tree() ? PA_BUILDDIR "/gsettings-helper" : +#endif +#endif + PA_GSETTINGS_HELPER, NULL, &u->pid)) < 0) + goto fail; + + u->io_event = m->core->mainloop->io_new( + m->core->mainloop, + u->fd, + PA_IO_EVENT_INPUT, + io_event_cb, + u); + + do { + if ((r = handle_event(u)) < 0) + goto fail; + + /* Read until the client signalled us that it is ready with + * initialization */ + } while (r != 1); + + return 0; + +fail: + pa__done(m); + return -1; +} + +void pa__done(pa_module*m) { + struct userdata *u; + + pa_assert(m); + + if (!(u = m->userdata)) + return; + + if (u->pid != (pid_t) -1) { + kill(u->pid, SIGTERM); + + for (;;) { + if (waitpid(u->pid, NULL, 0) >= 0) + break; + + if (errno != EINTR) { + pa_log("waitpid() failed: %s", pa_cstrerror(errno)); + break; + } + } + } + + if (u->io_event) + m->core->mainloop->io_free(u->io_event); + + if (u->fd >= 0) + pa_close(u->fd); + + if (u->module_infos) + pa_hashmap_free(u->module_infos); + + pa_xfree(u); +} |