82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
/*
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* common.h -- common definitions and macros
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*
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* Copyright (C) 2008 Hugo Villeneuve <hugo@hugovil.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef COMMON_H
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#define COMMON_H 1
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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/* Define this to remove temporary files generated by this program. */
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/* #define REMOVE_TEMP_FILES 1 */
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#define DEFAULT_UART_PORT "/dev/ttyS0"
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#define MAX_FILENAME_LENGTH 512
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#define MAX_CMD_LENGTH 1024
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#define MAX_ENV_VAR_LENGTH 128
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#define CR 0x0D /* ASCII code for CARRIAGE RETURN */
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#define LF 0x0A /* ASCII code for LINE FEED */
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/* Returns TRUE if the strings 'a' and 'b' are equal. */
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#define STREQ(a, b) (strcmp((a), (b)) == 0)
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/* Returns TRUE if the first 'c' characters of strings 'a' and 'b' are equal. */
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#define STREQ_LEN(a, b, c) (strncmp((a), (b), (c)) == 0)
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enum DEBUG_LOG_LEVELS {
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LEVEL_ERR = 0,
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LEVEL_WARN,
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LEVEL_INFO,
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LEVEL_DEBUG1,
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LEVEL_DEBUG2,
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LEVEL_DEBUG3,
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};
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#define LAST_DEBUG_LEVEL LEVEL_DEBUG3
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int
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decode_debug_option(char *arg);
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void
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log_debug1(const char *format, ...);
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void
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log_debug2(const char *format, ...);
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void
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log_debug3(const char *format, ...);
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void
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log_info(const char *format, ...);
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void
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log_warn(const char *format, ...);
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void
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log_fail(const char *format, ...);
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int
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hv_strncpy(char *dest, const char *src, ssize_t n);
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#endif /* COMMON_H */
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