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/*
* libdpkg - Debian packaging suite library routines
* subproc.h - sub-process handling routines
*
* Copyright © 2008-2014 Guillem Jover <guillem@debian.org>
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This 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 General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LIBDPKG_SUBPROC_H
#define LIBDPKG_SUBPROC_H
#include <sys/types.h>
#include <dpkg/macros.h>
DPKG_BEGIN_DECLS
/**
* @defgroup subproc Sub-process handling
* @ingroup dpkg-internal
* @{
*/
enum subproc_flags {
/** Default subprocess flags. */
SUBPROC_NORMAL = 0,
/** Emit a warning instead of an error. */
SUBPROC_WARN = DPKG_BIT(0),
/** Ignore SIGPIPE, and make it return 0. */
SUBPROC_NOPIPE = DPKG_BIT(1),
/** Do not check the subprocess status. */
SUBPROC_NOCHECK = DPKG_BIT(2),
/** Do not emit errors, just return the exit status. */
SUBPROC_RETERROR = DPKG_BIT(3),
/** Do not emit errors, just return the signal number. */
SUBPROC_RETSIGNO = DPKG_BIT(3),
};
void subproc_signals_ignore(const char *name);
void subproc_signals_cleanup(int argc, void **argv);
void subproc_signals_restore(void);
pid_t subproc_fork(void);
int subproc_reap(pid_t pid, const char *desc, enum subproc_flags flags);
/** @} */
DPKG_END_DECLS
#endif /* LIBDPKG_SUBPROC_H */
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