From: Bruno Haible Date: Sun, 6 Jan 2019 08:25:59 +0000 (+0100) Subject: xstdopen: New module. X-Git-Tag: v1.0~5173 X-Git-Url: https://gitweb.git.savannah.gnu.org/gitweb/?a=commitdiff_plain;h=aca08ef1e45f2bbd1356ef190591e350dabfff0c;p=gnulib.git xstdopen: New module. * lib/xstdopen.h: New file. * lib/xstdopen.c: New file. * modules/xstdopen: New file. --- diff --git a/ChangeLog b/ChangeLog index db51bd8cdc..89e57e6515 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2019-01-06 Bruno Haible + + xstdopen: New module. + * lib/xstdopen.h: New file. + * lib/xstdopen.c: New file. + * modules/xstdopen: New file. + 2019-01-06 Bruno Haible stdopen: Fix compilation error with IRIX cc. diff --git a/lib/xstdopen.c b/lib/xstdopen.c new file mode 100644 index 0000000000..677a28013d --- /dev/null +++ b/lib/xstdopen.c @@ -0,0 +1,35 @@ +/* Ensure that stdin, stdout, stderr are open. + Copyright (C) 2019 Free Software Foundation, Inc. + + 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 . */ + +#include + +/* Specification. */ +#include "xstdopen.h" + +#include "stdopen.h" +#include "error.h" +#include "exitfail.h" + +#include "gettext.h" +#define _(msgid) gettext (msgid) + +void +xstdopen (void) +{ + int stdopen_errno = stdopen (); + if (stdopen_errno != 0) + error (exit_failure, stdopen_errno, _("standard file descriptors")); +} diff --git a/lib/xstdopen.h b/lib/xstdopen.h new file mode 100644 index 0000000000..08a8a042ad --- /dev/null +++ b/lib/xstdopen.h @@ -0,0 +1,28 @@ +/* Ensure that stdin, stdout, stderr are open. + Copyright (C) 2019 Free Software Foundation, Inc. + + 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 . */ + +#ifdef __cplusplus +extern "C" { +#endif + +/* Ensures that the file descriptors of stdin, stdout, stderr (0, 1, 2) are + open. Exits the program with an error message upon failure; the error + message may not appear if stderr is closed. */ +extern void xstdopen (void); + +#ifdef __cplusplus +} +#endif diff --git a/modules/xstdopen b/modules/xstdopen new file mode 100644 index 0000000000..cd9e570480 --- /dev/null +++ b/modules/xstdopen @@ -0,0 +1,26 @@ +Description: +Ensure that stdin, stdout, stderr are open. + +Files: +lib/xstdopen.h +lib/xstdopen.c + +Depends-on: +stdopen +error +gettext-h +exitfail + +configure.ac: + +Makefile.am: +lib_SOURCES += xstdopen.c + +Include: +"xstdopen.h" + +License: +GPL + +Maintainer: +all