mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
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3d9deb1e56
It is helpful to improve reproducibility build [1] since PA_SRCDIR/PA_BUILDDIR contains build path, --disable-running-from-build-tree could drop these macros at precompilation. [1] https://reproducible-builds.org/ Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
114 lines
2.8 KiB
C
114 lines
2.8 KiB
C
/***
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This file is part of PulseAudio.
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Copyright 2006 Lennart Poettering
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PulseAudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation; either version 2.1 of the License,
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or (at your option) any later version.
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PulseAudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
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***/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <pulsecore/core-error.h>
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#include <pulsecore/core-util.h>
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#include <pulsecore/start-child.h>
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#include "../stdin-util.h"
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PA_MODULE_AUTHOR("Lennart Poettering");
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PA_MODULE_DESCRIPTION("GConf Adapter");
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PA_MODULE_VERSION(PACKAGE_VERSION);
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PA_MODULE_LOAD_ONCE(true);
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int pa__init(pa_module*m) {
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struct userdata *u;
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int r;
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u = pa_xnew(struct userdata, 1);
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u->core = m->core;
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u->module = m;
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m->userdata = u;
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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);
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u->pid = (pid_t) -1;
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u->fd = -1;
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u->fd_type = 0;
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u->io_event = NULL;
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u->buf_fill = 0;
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if ((u->fd = pa_start_child_for_read(
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#if defined(__linux__) && defined(HAVE_RUNNING_FROM_BUILD_TREE)
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pa_run_from_build_tree() ? PA_BUILDDIR "/gconf-helper" :
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#endif
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PA_GCONF_HELPER, NULL, &u->pid)) < 0)
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goto fail;
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u->io_event = m->core->mainloop->io_new(
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m->core->mainloop,
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u->fd,
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PA_IO_EVENT_INPUT,
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io_event_cb,
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u);
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do {
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if ((r = handle_event(u)) < 0)
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goto fail;
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/* Read until the client signalled us that it is ready with
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* initialization */
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} while (r != 1);
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return 0;
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fail:
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pa__done(m);
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return -1;
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}
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void pa__done(pa_module*m) {
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struct userdata *u;
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pa_assert(m);
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if (!(u = m->userdata))
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return;
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if (u->pid != (pid_t) -1) {
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kill(u->pid, SIGTERM);
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for (;;) {
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if (waitpid(u->pid, NULL, 0) >= 0)
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break;
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if (errno != EINTR) {
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pa_log("waitpid() failed: %s", pa_cstrerror(errno));
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break;
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}
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}
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}
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if (u->io_event)
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m->core->mainloop->io_free(u->io_event);
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if (u->fd >= 0)
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pa_close(u->fd);
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if (u->module_infos)
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pa_hashmap_free(u->module_infos);
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pa_xfree(u);
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}
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