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Diffstat (limited to '')
-rw-r--r-- | lib/dpkg/subproc.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/lib/dpkg/subproc.h b/lib/dpkg/subproc.h new file mode 100644 index 0000000..8e5d643 --- /dev/null +++ b/lib/dpkg/subproc.h @@ -0,0 +1,62 @@ +/* + * 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 */ |