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gmain: Prepare child watch handling for more generic signal handling

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In preparation for supporting more Unix signals such as SIGHUP,
SIGTERM etc.,

https://bugzilla.gnome.org/show_bug.cgi?id=644941
This commit is contained in:
Colin Walters
2011-03-16 19:02:15 -04:00
parent 0ff211f520
commit 920899d78f
2 changed files with 118 additions and 43 deletions
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19
glib/glib-unix.c
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@@ -1,7 +1,7 @@
/* GLIB - Library of useful routines for C programming
* Copyright (C) 2011 Red Hat, Inc.
*
* glib-unix.c: Unix specific API wrappers and convenience functions
* glib-unix.c: UNIX specific API wrappers and convenience functions
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -29,7 +29,7 @@
/**
* SECTION:gunix
* @short_description: Unix-specific utilities and integration
* @short_description: UNIX-specific utilities and integration
* @include: glib-unix.h
*
* Most of GLib is intended to be portable; in constrast, this set of
@@ -77,15 +77,14 @@ g_unix_set_error_from_errno_saved (GError **error,
* @flags: Bitfield of file descriptor flags, see "man 2 fcntl"
* @error: a #GError
*
* Similar to the Unix pipe() call, but on modern systems like
* Linux uses the pipe2 system call, which atomically creates
* a pipe with the configured flags. The only supported flag
* currently is FD_CLOEXEC. If for example you want to configure
* O_NONBLOCK, that must still be done separately with fcntl().
* Similar to the UNIX pipe() call, but on modern systems like Linux
* uses the pipe2 system call, which atomically creates a pipe with
* the configured flags. The only supported flag currently is
* FD_CLOEXEC. If for example you want to configure O_NONBLOCK, that
* must still be done separately with fcntl().
*
* Note in particular this function does *not* take O_CLOEXEC, it
* takes FD_CLOEXEC as if for fcntl(); these are different on
* Linux/glibc.
* <note>This function does *not* take O_CLOEXEC, it takes FD_CLOEXEC as if
* for fcntl(); these are different on Linux/glibc.</note>
*
* Returns: %TRUE on success, %FALSE if not (and errno will be set).
*