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input/Error: new library providing IsFileNotFound()

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This commit is contained in:
Max Kellermann 2018-07-06 19:12:46 +02:00
parent fd7ae7ea4c
commit 30900b2fe2
3 changed files with 74 additions and 0 deletions
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1
Makefile.am
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@ -1293,6 +1293,7 @@ endif
#
libinput_a_SOURCES = \
src/input/Error.cxx src/input/Error.hxx \
src/input/Init.cxx src/input/Init.hxx \
src/input/Registry.cxx src/input/Registry.hxx \
src/input/Open.cxx \

36
src/input/Error.cxx Normal file
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@ -0,0 +1,36 @@
/*
* Copyright 2003-2018 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "Error.hxx"
#include "system/Error.hxx"
bool
IsFileNotFound(std::exception_ptr ep)
{
try {
std::rethrow_exception(ep);
} catch (const std::system_error &e) {
return IsFileNotFound(e);
} catch (...) {
}
return false;
}

37
src/input/Error.hxx Normal file
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@ -0,0 +1,37 @@
/*
* Copyright 2003-2018 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef INPUT_ERROR_HXX
#define INPUT_ERROR_HXX
#include "check.h"
#include "Compiler.h"
#include <exception>
/**
* Was this exception thrown because the requested file does not
* exist? This function attempts to recognize exceptions thrown by
* various input plugins.
*/
gcc_pure
bool
IsFileNotFound(std::exception_ptr e);
#endif