caption-common.h

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#ifndef CAPTION_HELPER_H_
#define CAPTION_HELPER_H_
 
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
 
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdarg.h>
#include <stdbool.h>
#include <string.h>
#include <ctype.h>
#include <assert.h>
#include <errno.h>
 
#define is_latin_iso8859_15(x) (((x) >= 0x20 && (x) <= 0x7e) || ((x) >= 0xa1 && (x) <= 0xfe))
 
#ifdef ARRAY_SIZE
# undef ARRAY_SIZE
#endif
#define ARRAY_SIZE(x)   ((unsigned)(sizeof(x)/sizeof((x)[0])))
 
#define PRINT_BOOL(x)   (((x) == TRUE)?"TRUE":(((x) == FALSE)?"FALSE":"UNKNOWN"))
 
#undef UNUSED
#define UNUSED(x)       x __attribute__ ((__unused__))
 
#ifndef FALSE
#  define FALSE 0
#endif
 
#ifndef TRUE
#  define TRUE 1
#endif
 
#ifdef DEBUG_CLOSEDCAPTION
 
#define IS_PRINTABLE(a)     ((a) >= 33 && (a) <= 126)
 
#ifndef DTV_DEBUG
# define DTV_DEBUG(fmt, ...)   \
    helper_print("DEBUG", __FILE__, __func__, __LINE__, fmt, ##__VA_ARGS__)
#endif
 
#ifndef DTV_HEXDUMP
# define DTV_HEXDUMP(buff, buffLen)\
    helper_hexdump("DEBUG", __FILE__, __func__, __LINE__, #buff, #buffLen, (const char*)(buff), (buffLen))
#endif
 
void helper_hexdump (const char *platform,
                     const char *fileFull,
                     const char *func,
                     uint32_t fileLine,
                     const char *namebuff,
                     const char *namebufflen,
                     const char *buff,
                     size_t buffLen);
 
void helper_print (const char *platform,
                   const char *fileFull,
                   const char *func,
                   uint32_t line,
                   const char *format,
                   ...) __attribute__ ((format (printf, 5, 6)));
 
#else
 
# ifndef DTV_DEBUG
#  define DTV_DEBUG(fmt, ...)         do { } while (0)
# endif
 
# ifndef DTV_HEXDUMP
#  define DTV_HEXDUMP(buff, buffLen)  do { } while (0)
# endif
 
#endif /* DEBUG_CLOSEDCAPTION */
 
#endif /* CAPTION_HELPER_H_ */