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/**
* scrotty — Screenshot program for Linux's TTY
*
* Copyright © 2014, 2015 Mattias Andrée (m@maandree.se)
*
* 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/>.
*/
#if !defined(_POSIX_C_SOURCE) || (_POSIX_C_SOURCE < 200809L)
# if defined(_POSIX_C_SOURCE)
# undef _POSIX_C_SOURCE
# endif
# define _POSIX_C_SOURCE 200809L
#endif
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <time.h>
#include <limits.h>
#ifdef USE_GETTEXT
# include <libintl.h>
# define _(STR) gettext (STR)
#else
# define _(STR) STR
#endif
#ifndef DEVDIR
# define DEVDIR "/dev"
#endif
#ifndef SYSDIR
# define SYSDIR "/sys"
#endif
/**
* Stores a filename to `failure_file` and goes to the label `fail`.
*
* @param PATH:char * The file that could not be used.
* Must be accessible by `main`.
*/
#define FILE_FAILURE(PATH) \
do \
{ \
failure_file = PATH; \
goto fail; \
} \
while (0)
/**
* `argv[0]` from `main`.
*/
extern const char *execname;
/**
* If a function fails when it tries to
* open a file, it will set this variable
* point to the pathname of that file.
*/
extern const char *failure_file;
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