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author | Richard Maw <richard.maw@codethink.co.uk> | 2012-01-17 14:43:55 +0000 |
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committer | Richard Maw <richard.maw@codethink.co.uk> | 2012-01-17 14:43:55 +0000 |
commit | 2de9abc5c9d40b3c716307d67d16146f823fd554 (patch) | |
tree | 6979db67934ddc8b564150b465846a383b428ff8 /gnulib/lib/wait-process.h | |
parent | 33cc1c6fda6e72a7bae1401e9b2cec495a4d3ff1 (diff) | |
download | patch-baserock/bootstrap.tar.gz |
add the output of bootstrapbaserock/bootstrap-pass2baserock/bootstrap
Diffstat (limited to 'gnulib/lib/wait-process.h')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/lib/wait-process.h | 74 |
2 files changed, 74 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/lib/wait-process.h b/gnulib/lib/wait-process.h new file mode 100644 index 0000000..3c178c1 --- /dev/null +++ b/gnulib/lib/wait-process.h @@ -0,0 +1,74 @@ +/* Waiting for a subprocess to finish. + Copyright (C) 2001-2003, 2006, 2008-2011 Free Software Foundation, Inc. + Written by Bruno Haible <haible@clisp.cons.org>, 2001. + + This program 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 3 of the License, or + (at your option) any later version. + + This program 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 <http://www.gnu.org/licenses/>. */ + +#ifndef _WAIT_PROCESS_H +#define _WAIT_PROCESS_H + +/* Get pid_t. */ +#include <stdlib.h> +#include <unistd.h> +#include <sys/types.h> + +#include <stdbool.h> + + +#ifdef __cplusplus +extern "C" { +#endif + + +/* Wait for a subprocess to finish. Return its exit code. + If it didn't terminate correctly, exit if exit_on_error is true, otherwise + return 127. + Arguments: + - child is the pid of the subprocess. + - progname is the name of the program executed by the subprocess, used for + error messages. + - If ignore_sigpipe is true, consider a subprocess termination due to + SIGPIPE as equivalent to a success. This is suitable for processes whose + only purpose is to write to standard output. This flag can be safely set + to false when the process' standard output is known to go to DEV_NULL. + - If null_stderr is true, the usual error message to stderr will be omitted. + This is suitable when the subprocess does not fulfill an important task. + - slave_process should be set to true if the process has been launched as a + slave process. + - If exit_on_error is true, any error will cause the main process to exit + with an error status. + - If termsigp is not NULL: *termsig will be set to the signal that + terminated the subprocess (if supported by the platform: not on native + Windows platforms), otherwise 0, and the error message about the signal + that terminated the subprocess will be omitted. + Prerequisites: The signal handler for SIGCHLD should not be set to SIG_IGN, + otherwise this function will not work. */ +extern int wait_subprocess (pid_t child, const char *progname, + bool ignore_sigpipe, bool null_stderr, + bool slave_process, bool exit_on_error, + int *termsigp); + +/* Register a subprocess as being a slave process. This means that the + subprocess will be terminated when its creator receives a catchable fatal + signal or exits normally. Registration ends when wait_subprocess() + notices that the subprocess has exited. */ +extern void register_slave_subprocess (pid_t child); + + +#ifdef __cplusplus +} +#endif + + +#endif /* _WAIT_PROCESS_H */ |