path: root/support/dktools/dk-hex.c

/*
	WARNING: This file was generated by dkct.
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk-hex.ctr
*/

/*
Copyright (C) 2015-2017, Dirk Krause

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice,
  this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above opyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.
* Neither the name of the author nor the names of contributors may be used
  to endorse or promote products derived from this software without specific
  prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/


#line 10 "dk-hex.ctr"

/**	@file	dk-hex.c	Show file contents in hexadecimal notation.

See dk_hex_help_text for details.

*/

#include "dk4conf.h"

#include <stdio.h>

#if DK4_HAVE_STDLIB_H
#ifndef STDLIB_H_INCLUDED
#include <stdlib.h>
#define	STDLIB_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_UNISTD_H
#ifndef UNISTD_H_INCLUDED
#include <unistd.h>
#define	UNISTD_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_SYS_TYPES_H
#ifndef SYS_TYPES_H_INCLUDED
#include <sys/types.h>
#define SYS_TYPES_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_SIGNAL_H
#ifndef SIGNAL_H_INCLUDED
#include <signal.h>
#define SIGNAL_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_PROCESS_H
#ifndef PROCESS_H_INCLUDED
#include <process.h>
#define	PROCESS_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_IO_H
#ifndef IO_H_INCLUDED
#include <io.h>
#define	IO_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_FCNTL_H
#ifndef FCNTL_H_INCLUDED
#include <fcntl.h>
#define	FCNTL_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_ERRNO_H
#ifndef ERRNO_H_INCLUDED
#include <errno.h>
#define	ERRNO_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_CTYPE_H
#ifndef CTYPE_H_INCLUDED
#include <ctype.h>
#define	CTYPE_H_INCLUDED 1
#endif
#endif

#include "dk4types.h"
#include "dk4const.h"
#include "dk4mem.h"
#include "dk4app.h"
#include "dk4aopt.h"
#include "dk4mem.h"
#include "dk4fput.h"
#include "dk4vers.h"
#include "dk4maodd.h"
#include "dk4maodh.h"
#include "dk4maodo.h"
#include "dk4fopda.h"
#include "dk4mpl.h"
#include "dk4strd.h"
#include "dk4pathd.h"





#line 103 "dk-hex.ctr"



/**	Constant text keywords used by the module, not localized.
*/
static const dkChar * const	dk_hex_kwnl[] = {
/* 0 */
dkT("dktools"),

/* 1 */
dkT("dk-hex.txt"),

/* 2 */
dkT("dk-hex.str"),

/* 3 */
dkT("stdin"),

/* 4 */
dkT("rb"),

/* 5 */
dkT("\\"),

/* 6 */
dkT("verbose"),

NULL


#line 139 "dk-hex.ctr"
};



/**	Help text shown if no localized help file is found.
*/
static const dkChar * const	dk_hex_help_text[] = {
dkT(""),
dkT("Show file contents in hexadecimal notation"),
dkT(""),
dkT("dk-hex [<options>] [<file(s)>]"),
dkT(""),
dkT("Options:"),
dkT("-a\t--addresses\tShow addresses."),
dkT("-t\t--text\t\tShow printable characters as text."),
dkT("-o\t--octal\t\tUse octal notation instead of hexadecimal notation."),
dkT("\t--verbose\tShow error message on SIGPIPE."),
dkT(""),
dkT("--help\t\t\tShow this short help text."),
dkT("--manual\t\t*** SHOW FULL MANUAL. ***"),
dkT("--version\t\tShow version information."),
dkT("--license\t\tShow license information."),
dkT(""),
dkT("http://dktools.sourceforge.net"),
dkT(""),
NULL


#line 166 "dk-hex.ctr"
};



/**	License conditions.
*/
static const dkChar * const	dk_hex_license_text[] = {
dkT("This software uses code from the following projects, either directly or as"),
dkT("a library:"),
dkT(""),
dkT("dktools\t\tDirk Krause's tools and libraries."),
dkT("\t\tSee http://dktools.sourceforge.net/ for more information."),
#if DK4_HAVE_ZLIB_H
dkT(""),
dkT("zlib\t\tData compression library."),
dkT("\t\tSee http://www.zlib.net/ for more information."),
#endif
#if DK4_HAVE_BZLIB_H
dkT(""),
dkT("bzip2\t\tData compression program and library."),
dkT("\t\tSee http://www.bzip.org/ for more information."),
#endif
dkT(""),
dkT("All the licenses below apply to the program."),
dkT("Licenses for used libraries are shown as found on my Scientific Linux 6.x"),
dkT("computer in the /usr/share/doc directory on 2015-04-01. Check the project"),
dkT("homepages of the used libraries for additional information and/or updated"),
dkT("license terms."),
dkT(""),
dkT(""),
dkT("DK tools and libraries license"),
dkT("=============================="),
dkT("Copyright (c) 2015-2016, Dirk Krause"),
dkT("All rights reserved."),
dkT(""),
dkT("Redistribution and use in source and binary forms, with or without"),
dkT("modification, are permitted provided that the following conditions are met:"),
dkT(""),
dkT("* Redistributions of source code must retain the above copyright notice,"),
dkT("  this list of conditions and the following disclaimer."),
dkT("* Redistributions in binary form must reproduce the above copyright"),
dkT("  notice, this list of conditions and the following disclaimer in the"),
dkT("  documentation and/or other materials provided with the distribution."),
dkT("* Neither the name of the Dirk Krause nor the names of contributors may be"),
dkT("  used to endorse or promote products derived from this software without"),
dkT("  specific prior written permission."),
dkT(""),
dkT("THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\""),
dkT("AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE"),
dkT("IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE"),
dkT("ARE DISCLAIMED."),
dkT(""),
dkT("IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,"),
dkT("INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,"),
dkT("BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,"),
dkT("DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY"),
dkT("OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING"),
dkT("NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,"),
dkT("EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."),
#if DK4_HAVE_ZLIB_H
dkT(""),
dkT(""),
dkT("Zlib license"),
dkT("============"),
dkT("(C) 1995-2004 Jean-loup Gailly and Mark Adler"),
dkT(""),
dkT("This software is provided 'as-is', without any express or implied"),
dkT("warranty.  In no event will the authors be held liable for any damages"),
dkT("arising from the use of this software."),
dkT(""),
dkT("Permission is granted to anyone to use this software for any purpose,"),
dkT("including commercial applications, and to alter it and redistribute it"),
dkT("freely, subject to the following restrictions:"),
dkT(""),
dkT("1. The origin of this software must not be misrepresented; you must not"),
dkT("   claim that you wrote the original software. If you use this software"),
dkT("   in a product, an acknowledgment in the product documentation would be"),
dkT("   appreciated but is not required."),
dkT("2. Altered source versions must be plainly marked as such, and must not be"),
dkT("   misrepresented as being the original software."),
dkT("3. This notice may not be removed or altered from any source distribution."),
dkT(""),
dkT("Jean-loup Gailly        Mark Adler"),
dkT("jloup@gzip.org          madler@alumni.caltech.edu"),
#endif
#if DK4_HAVE_BZLIB_H
dkT(""),
dkT(""),
dkT("Bzip2 and libbzip2 library license"),
dkT("=================================="),
dkT("This program, \"bzip2\", the associated library \"libbzip2\", and all"),
dkT("documentation, are copyright (C) 1996-2007 Julian R Seward.  All"),
dkT("rights reserved."),
dkT(""),
dkT("Redistribution and use in source and binary forms, with or without"),
dkT("modification, are permitted provided that the following conditions"),
dkT("are met:"),
dkT(""),
dkT("1. Redistributions of source code must retain the above copyright"),
dkT("   notice, this list of conditions and the following disclaimer."),
dkT(""),
dkT("2. The origin of this software must not be misrepresented; you must "),
dkT("   not claim that you wrote the original software.  If you use this "),
dkT("   software in a product, an acknowledgment in the product "),
dkT("   documentation would be appreciated but is not required."),
dkT(""),
dkT("3. Altered source versions must be plainly marked as such, and must"),
dkT("   not be misrepresented as being the original software."),
dkT(""),
dkT("4. The name of the author may not be used to endorse or promote "),
dkT("   products derived from this software without specific prior written "),
dkT("   permission."),
dkT(""),
dkT("THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS"),
dkT("OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED"),
dkT("WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE"),
dkT("ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY"),
dkT("DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL"),
dkT("DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE"),
dkT("GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS"),
dkT("INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,"),
dkT("WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING"),
dkT("NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS"),
dkT("SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."),
dkT(""),
dkT("Julian Seward, jseward@bzip.org"),
dkT("bzip2/libbzip2 version 1.0.5 of 10 December 2007"),
#endif
dkT(""),
NULL


#line 297 "dk-hex.ctr"
};



/**	Constant text keywords, localized.
*/
static const dkChar * const	dk_hex_kw_def[] = {
/* 0 */
dkT("Failed to set up signal handlers!"),

/* 1 */
dkT("Failed to restore signal handlers!"),

/* 2 */
dkT("Signal SIGPIPE received!"),

/* 3 */
dkT("Aborted by SIGINT signal!"),

/* 4 */
dkT("Aborted by SIGTERM signal!"),

/* 5 */
dkT("Write attempts to standard output failed!"),

NULL


#line 330 "dk-hex.ctr"
};



/**	Line output buffer.
*/
static dkChar	lbuf[128];



/**	Command line options.
*/
static const dk4_option_specification_t dk_hex_options[] = {
  /*	Show addresses.
  */
  { dkT('a'),	dkT("addresses"),		DK4_OPT_ARG_NONE },

  /*	Show text characters.
  */
  { dkT('t'),	dkT("text"),			DK4_OPT_ARG_NONE },

  /*	Show values in octal notation.
  */
  { dkT('o'),	dkT("octal"),			DK4_OPT_ARG_NONE },

  /*	Verbose mode (report SIGPIPE).
  */
  { dkT('\0'),	dkT("verbose"),                 DK4_OPT_ARG_NONE }
};



/**	Text keyword array, either localized or not localized.
*/
static const dkChar * const	*dk_hex_msg	=	dk_hex_kw_def;



/**	Application structure.
*/
static	dk4_app_t	*app	=	NULL;



/**	Number of elements in the dk_hex_options array.
*/
static const size_t dk_hex_sz_options =
sizeof(dk_hex_options)/sizeof(dk4_option_specification_t);



/**	Number of elements in dk_hex_kw_def, set at start of main() function.
*/
static size_t			 dk_hex_sz_msg	=
sizeof(dk_hex_kw_def)/sizeof(DK4_PCDKCHAR) - 1;



/**	Start of contents in buffer.
*/
static	size_t	st_co	=	0;



/**	Start of printable text in buffer.
*/
static	size_t	st_tx	=	0;



/**	Line size in buffer.
*/
static	size_t	sz_line	=	0;



/**	Bytes to show per line.
*/
static	size_t	el_per_line	=	16;



/**	Start address of current line.
*/
static	dk4_um_t	st_addr	=	(dk4_um_t)0UL;



/**	Number of elements currently in line.
*/
static	size_t	el_in_line	=	0;



/**	Flag: Show addresses.
*/
static	int		 sh_addr	=	0;



/**	Flag: Show printable characters.
*/
static	int		 sh_text	=	0;



/**	Flag: Show contents in octal notation.
*/
static	int		 sh_octal	=	0;



/**	Exit status code.
*/
static int		exval	=	EXIT_FAILURE;



/**	Flag: Errors occured while writing to standard output.
*/
static int		output_error	=	0;



/**	Flag: Verbose mode (report SIGPIPE).
*/
static int		verbose		=	0;



#ifdef SIGPIPE
/**	Indicator: SIGPIPE signal received.
*/
static
DK4_VOLATILE
dk4_sig_atomic_t	dk_hex_sig_had_pipe	=	0;
#endif

/**	Indicator: SIGINT signal received.
*/
static
DK4_VOLATILE
dk4_sig_atomic_t	dk_hex_sig_had_int	=	0;

/**	Indicator: SIGTERM signal received.
*/
static
DK4_VOLATILE
dk4_sig_atomic_t	dk_hex_sig_had_term	=	0;



/**	Pass a volatile pointer to an atomic integer.
	This function is necessary as some compilers mis-optimize
	direct access to volatile variables (at least if you believe
	one of the coding standards).
	@param	ptr	Address of atomic integer variable.
	@return	The unmodified pointer.
*/
static
DK4_VOLATILE
dk4_sig_atomic_t *
sig_pass_pointer(DK4_VOLATILE dk4_sig_atomic_t *ptr)
{
  return ptr;
}



#ifdef SIGPIPE
/**	Handler for SIGPIPE signal.
	@param	signo	Signal number (always SIGPIPE, ignored).
*/
static
void
dk_hex_sig_handler_pipe(int signo)
{
  *sig_pass_pointer(&dk_hex_sig_had_pipe) = 1;
}
#endif

/**	Handler for SIGINT signal.
	@param	signo	Signal number (always SIGINT, ignored).
*/
static
void
dk_hex_sig_handler_int(int signo)
{
  *sig_pass_pointer(&dk_hex_sig_had_int) = 1;
}

/**	Handler for SIGTERM signal.
	@param	signo	Signal number (always SIGTERM, ignored).
*/
static
void
dk_hex_sig_handler_term(int signo)
{
  *sig_pass_pointer(&dk_hex_sig_had_term) = 1;
}

/**	Read value from volatile atomic type.
	This function is necessary as some compilers mis-optimize
	direct access to volatile variables (at least if you believe
	one of the coding standards).
	@param	ap	Pointer to volatile atomic variable.
	@return	Contents of the variable.
*/
static
dk4_sig_atomic_t
dk_hex_sig_read_atomic(DK4_VOLATILE dk4_sig_atomic_t *ap)
{
  return (*ap);
}

/**	Check whether we can continue or if a signal was received.
	@param	check_pipe	Flag: Check for occured SIGPIPE signal too.
	@return	1 if the program can continue, 0 if a signal was received.
*/
static
int
sig_can_continue(int check_pipe)
{
  int		back = 1;
#ifdef SIGPIPE
  if (0 != check_pipe) {
    if (0 != dk_hex_sig_read_atomic(&dk_hex_sig_had_pipe)) { back = 0; }
  }
#endif
  if (0 != dk_hex_sig_read_atomic(&dk_hex_sig_had_int )) { back = 0; }
  if (0 != dk_hex_sig_read_atomic(&dk_hex_sig_had_term)) { back = 0; }
  return back;
}



static
void
dk_hex_cpy(dkChar *dptr, const dkChar *sptr)
{
  while(dkT('\0') != *sptr) { *(dptr++) = *(sptr++); }
}


/**	Check whether we can continue.
	@return	1 if we can continue, 0 otherwise.
*/
static
int
dk_hex_can_continue(void)
{
  return (sig_can_continue(1));
}



/**	Prepare output line buffer (fill with spaces, set finalizer byte).
*/
static
void
dk_hex_prepare_line(void)
{
  dkChar	 abuf[16*sizeof(dk4_um_t)];
  dkChar	*ptr;
  size_t	 llgt;
  int		 res;

  ptr = lbuf;
  llgt = sz_line;
  while (llgt--) {
    *(ptr++) = dkT(' ');
  }
  lbuf[sz_line] = dkT('\0');
  if (0 != sh_addr) {
    res = dk4ma_write_hex_unsigned(
      abuf, DK4_SIZEOF(abuf,dkChar), st_addr, 2*sizeof(dk4_um_t), NULL
    );
    if (0 != res) {
      dk_hex_cpy(lbuf, abuf);
    }
  }
}



static
void
dk_hex_flush_line(void)
{
  if (0 == dk4fputs(lbuf, stdout, NULL)) {
    output_error = 1;
  }
  if (0 == dk4fputc(dkT('\n'), stdout, NULL)) {
    output_error = 1;
  }
  el_in_line = 0;
  st_addr += el_per_line;
  dk_hex_prepare_line();
}



static
void
dk_hex_add_byte(unsigned char uc)
{
  dkChar	mybuf[16 * sizeof(dk4_um_t)];
  int		res;
  if (0 != sh_octal) {
    res = dk4ma_write_octal_unsigned(
      mybuf, DK4_SIZEOF(mybuf,dkChar),
      ( (dk4_um_t)0xFFUL & (dk4_um_t)uc ),
      3, NULL
    );
  } else {
    res = dk4ma_write_hex_unsigned(
      mybuf, DK4_SIZEOF(mybuf,dkChar),
      ( (dk4_um_t)0xFFUL & (dk4_um_t)uc ),
      2, NULL
    );
  }
  if (0 != res) {
    dk_hex_cpy(
      &(lbuf[st_co + el_in_line * ((0 != sh_octal) ? 4 : 3)]),
      mybuf
    );
  }
  if (0 != sh_text) {
    if (!((isascii(uc)) && (isprint(uc)))) { uc = '.'; }
    lbuf[st_tx + el_in_line] = (dkChar)uc;
  }
  if (++el_in_line >= el_per_line) {
    dk_hex_flush_line();
  }
}



/**	Process one file.
	@param	fipo		Opened file.
	@param	filename	File name, (NULL for stdin).
*/
static
void
dk_hex_process_file(FILE *fipo, const dkChar *filename)
{
  const dkChar	*oldsourcefile	=	NULL;
  dk4_um_t	 oldsourceline	=	(dk4_um_t)0UL;
  int		 cc		=	1;		/* Flag: Continue */
  int		 c		=	0;		/* Current char */

  oldsourcefile = dk4app_get_log_source_file(app);
  oldsourceline = dk4app_get_log_source_line(app);

  dk4app_set_log_source_file(
    app, ((NULL != filename) ? filename: dk_hex_kwnl[3])
  );
  dk4app_set_log_source_line(app, (dk4_um_t)0UL);
  if (NULL != filename) {
    if (0 == dk4fputs(filename, stdout, NULL)) { output_error = 1; }
    if (0 == dk4fputc(dkT('\n'), stdout, NULL)) { output_error = 1; }
  }
  el_in_line = 0;
  dk_hex_prepare_line();
  while (1 == cc) {
    if (0 != dk_hex_can_continue()) {
      c = fgetc(fipo);
      if (EOF != c) {
        if (0 != feof(fipo)) { cc = 0; }
	dk_hex_add_byte((unsigned char)c);
      } else {
        cc = 0;
      }
    } else {
      cc = -1;
    }
  }
  if (0 == cc) {
    if (0 < el_in_line) {
      dk_hex_flush_line();
    }
  }
  dk4app_set_log_source_file(app, oldsourcefile);
  dk4app_set_log_source_line(app, oldsourceline);
}



/**	Open one named file and process it.
	@param	filename	File name.
*/
static
void
dk_hex_process_one_name(const dkChar *filename)
{
  FILE		*fipo	=	NULL;
  fipo = dk4fopen_app(
    filename, dk_hex_kwnl[4], DK4_FOPEN_SC_IS_REGULAR, app
  );
  if (NULL != fipo) {
    dk_hex_process_file(fipo, filename);
    fclose(fipo);
  }
}



#if DK4_ON_WINDOWS

/**	Expand file name pattern, process file names.
	@param	pattern	File name pattern.
	@return	1 if files were found, 0 otherwise.
*/
static
int
dk_hex_expand_filename(const dkChar *pattern)
{
  dkChar	 buf[DK4_MAX_PATH];
  dk4_dir_t	*fne;
  const dkChar	*shf;
  const	dkChar	*pth;
  int		 cc;
  int		 back = 0;
  fne = dk4app_fne_open(pattern, app);
  if (NULL != fne) {
    cc = 1;
    while (1 == cc) {
      if (0 != dk_hex_can_continue()) {
        shf = dk4dir_next_file(fne);
	if (NULL != shf) {
	  back = 1;
	  pth = dk4dir_get_path(fne);
	  if (NULL != pth) {
	    if (0 != dk4str_cpy_s(buf, DK4_SIZEOF(buf,dkChar), pth, NULL)) {
	    if(0!=dk4str_cat_s(buf,DK4_SIZEOF(buf,dkChar),dk_hex_kwnl[5],NULL))
	    {
	      if(0 != dk4str_cat_s(buf, DK4_SIZEOF(buf,dkChar), shf, NULL)) {
	        dk_hex_process_one_name(buf);
	      } else {
	        /* ERROR: Path too long */
		dk4app_log_base3(app, DK4_LL_ERROR, 98, 99, pth);
	        exval = EXIT_FAILURE;
	      }
	    }
	    else
	    {
	      /* ERROR: Path too long */
	      dk4app_log_base3(app, DK4_LL_ERROR, 98, 99, pth);
	      exval = EXIT_FAILURE;
	    }
	    } else {
	      /* ERROR: Path too long */
	      dk4app_log_base3(app, DK4_LL_ERROR, 98, 99, pth);
	      exval = EXIT_FAILURE;
	    }
	  } else {
	    dk_hex_process_one_name(shf);
	  }
	} else {
	  cc = 0;
	}
      } else {
        cc = -1;
      }
    }
    dk4dir_close(fne);
  } else {
    exval = EXIT_FAILURE;
  }
  return back;
}

#endif



/**	Run normal functionality after setting up signal handlers.
*/
static
void
dk_hex_run_the_functions(void)
{
  const dkChar	*xargv;		/* Current file name to process */
#if DK4_ON_WINDOWS
  int		 oldmode;	/* File mode for windows */
#endif
  int		 xargc;		/* Number of file names to process */
  int		 i;		/* Index of current file name processed */
  /*
	Check options
  */
  if (0 != dk4app_opt_is_set_long(app, dk_hex_kwnl[6], NULL)) { verbose = 1; }
  if (0 != dk4app_opt_is_set_short(app, dkT('o'), NULL)) { sh_octal = 1; }
  if (0 != dk4app_opt_is_set_short(app, dkT('a'), NULL)) { sh_addr = 1; }
  if (0 != dk4app_opt_is_set_short(app, dkT('t'), NULL)) { sh_text = 1; }
  /*
	Calculate sizes and indices
  */
  if (0 != sh_octal) {
    if (0 != sh_addr) {
      st_co = 3 + 2 * sizeof(dk4_um_t);
      el_per_line =  8;
      sz_line = st_co + el_per_line * 4 - 1;
      if (0 != sh_text) {	/* octal, addresses, text */
        st_tx   =  sz_line + 3;
        sz_line += (3 + el_per_line);
      }
    } else {
      st_co = 0;
      if (0 != sh_text) {	/* octal, no addresses, text */
        el_per_line =  8;
	sz_line =  st_co + el_per_line * 4 - 1;
	st_tx   =  sz_line + 3;
	sz_line += (3 + el_per_line);
      } else {			/* octal, no addresses, no text */
        el_per_line = 16;
	sz_line = st_co + el_per_line * 4 - 1;
      }
    }
  } else {
    if (0 != sh_addr) {
      st_co = 3 + 2 * sizeof(dk4_um_t);
      if (0 != sh_text) {	/* hexadecimal, addresses, text */
        el_per_line =  8;
	sz_line =  st_co + el_per_line * 3 - 1;
	st_tx   =  sz_line + 3;
	sz_line += (3 + el_per_line);
      } else {			/* hexadecimal, addresses, no text */
        el_per_line = 16;
	sz_line = st_co + el_per_line * 3 - 1;
      }
    } else {
      st_co = 0;
      el_per_line = 16;
      sz_line = st_co + el_per_line * 3 - 1;
      if (0 != sh_text) {	/* hexadecimal, no addresses, text */
        st_tx   =  sz_line + 3;
        sz_line += (3 + el_per_line);
      }
    }
  }
  

#line 872 "dk-hex.ctr"
  

#line 873 "dk-hex.ctr"
  

#line 874 "dk-hex.ctr"
  /*
	Process input files or standard input
  */
  exval = EXIT_SUCCESS;
  xargc = dk4app_get_argc(app);
  if (0 < xargc) {
    for (i = 0; ((0 != dk_hex_can_continue()) && (i < xargc)); i++) {
      xargv = dk4app_get_argv(app, i);
      if (NULL != xargv) {
#if DK4_ON_WINDOWS
        if (0 != dk4path_must_expand(xargv)) {
	  if (0 == dk_hex_expand_filename(xargv)) {
	    /* ERROR: No file found */
	    dk4app_log_base3(app, DK4_LL_ERROR, 100, 107, xargv);
	    exval = EXIT_FAILURE;
	  }
	} else {
#endif
	  dk_hex_process_one_name(xargv);
#if DK4_ON_WINDOWS
	}
#endif
      }
    }
  } else {
#if DK4_ON_WINDOWS
    oldmode = _setmode(_fileno(stdin), _O_BINARY);
#endif
    dk_hex_process_file(stdin, NULL);
#if DK4_ON_WINDOWS
    _setmode(_fileno(stdin), oldmode);
#endif
  }
}



#if	DK4_HAVE_SIGACTION
/**	Set signal handlers and run.
*/
static
void
dk_hex_run_with_signals(void)
{
#ifdef SIGPIPE
  struct sigaction opipe;
#endif
  struct sigaction oint;
  struct sigaction oterm;
#ifdef SIGPIPE
  struct sigaction npipe;
#endif
  struct sigaction nint;
  struct sigaction nterm;
  int	 success = 0;

#ifdef SIGPIPE
  /*	Set up signal handling for SIGPIPE.
  */
  DK4_MEMRES(&npipe, sizeof(npipe));
  npipe.sa_handler = dk_hex_sig_handler_pipe;
  npipe.sa_flags = 0;
  if (0 != sigemptyset(&npipe.sa_mask)) {
    /* ERROR: Failed to set up masked signal set for SIGPIPE */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto finished;
  }
  if (0 != sigaddset(&npipe.sa_mask, SIGPIPE)) {
    /* ERROR: Failed to set up masked signal set for SIGPIPE */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto finished;
  }
  if (0 != sigaction(SIGPIPE, &npipe, &opipe)) {
    /* ERROR: Failed to set up signal handler for SIGPIPE */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto finished;
  }
#endif

  /*	Set up signal handling for SIGINT.
  */
  DK4_MEMRES(&nint, sizeof(nint));
  nint.sa_handler = dk_hex_sig_handler_int;
  nint.sa_flags = 0;
  if (0 != sigemptyset(&nint.sa_mask)) {
    /* ERROR: Failed to set up masked signal set for SIGINT */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto restore_old_pipe;
  }
  if (0 != sigaddset(&nint.sa_mask, SIGINT)) {
    /* ERROR: Failed to set up masked signal set for SIGINT */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto restore_old_pipe;
  }
  if (0 != sigaction(SIGINT, &nint, &oint)) {
    /* ERROR: Failed to set up signal handler for SIGINT */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto restore_old_pipe;
  }

  /*	Set up signal handling for SIGTERM
  */
  DK4_MEMRES(&nterm, sizeof(nterm));
  nterm.sa_handler = dk_hex_sig_handler_term;
  nterm.sa_flags = 0;
  if (0 != sigemptyset(&nterm.sa_mask)) {
    /* ERROR: Failed to set up masked signal set for SIGTERM */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto restore_old_int;
  }
  if (0 != sigaddset(&nterm.sa_mask, SIGTERM)) {
    /* ERROR: Failed to set up masked signal set for SIGTERM */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto restore_old_int;
  }
  if (0 != sigaction(SIGTERM, &nterm, &oterm)) {
    /* ERROR: Failed to set up signal handler for SIGTERM */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 0);
    goto restore_old_int;
  }

  success = 1;
  dk_hex_run_the_functions();

  /*	Restore signal handling for SIGTERM.
  */
  if (0 != sigaction(SIGTERM, &oterm, NULL)) {
    /* ERROR: Failed to restore old SIGTERM settings */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 1);
    success = 0;
  }

  /*	Restore signal handling for SIGINT.
  */
  restore_old_int:
  if (0 != sigaction(SIGINT, &oint, NULL)) {
    /* ERROR: Failed to restore old SIGPIPE settings */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 1);
    success = 0;
  }

#ifdef SIGPIPE
  /*	Restore signal handling for SIGPIPE.
  */
  restore_old_pipe:
  if (0 != sigaction(SIGPIPE, &opipe, NULL)) {
    /* ERROR: Failed to restore old SIGPIPE settings */
    dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 1);
    success = 0;
  }
#endif

  /*	Set exit status code if error occured.
  */
  finished:
  if (0 == success) { exval = EXIT_FAILURE; }
}
#else
#if	DK4_HAVE_SIGSET
/**	Set signal handlers and run.
*/
static
void
dk_hex_run_with_signals(void)
{
#ifdef SIGPIPE
  dk4_sig_handler_t	*oldpipe = NULL;
#endif
  dk4_sig_handler_t	*oldint  = NULL;
  dk4_sig_handler_t	*oldterm = NULL;

#ifdef SIGPIPE
  oldpipe = sigset(SIGPIPE, dk_hex_sig_handler_pipe);
#endif
  oldint  = sigset(SIGINT,  dk_hex_sig_handler_int);
  oldterm = sigset(SIGTERM, dk_hex_sig_handler_term);
  dk_hex_run_the_functions();
  sigset(SIGTERM, oldterm);
  sigset(SIGINT,  oldint);
#ifdef SIGPIPE
  sigset(SIGPIPE, oldpipe);
#endif
}
#else
#if	DK4_HAVE_SIGNAL
/**	Set signal handlers and run.
*/
static
void
dk_hex_run_with_signals(void)
{
#ifdef SIGPIPE
  dk4_sig_handler_t	*oldpipe = NULL;
#endif
  dk4_sig_handler_t	*oldint  = NULL;
  dk4_sig_handler_t	*oldterm = NULL;
#ifdef SIGPIPE
  oldpipe = signal(SIGPIPE, dk_hex_sig_handler_pipe);
#endif
  oldint  = signal(SIGINT,  dk_hex_sig_handler_int);
  oldterm = signal(SIGTERM, dk_hex_sig_handler_term);
  dk_hex_run_the_functions();
  signal(SIGTERM, oldterm);
  signal(SIGINT,  oldint);
#ifdef SIGPIPE
  signal(SIGPIPE, oldpipe);
#endif
}
#else
/**	Set signal handlers and run.
*/
static
void
dk_hex_run_with_signals(void)
{
  dk_hex_run_the_functions();
}
#endif
#endif
#endif


/**	Main function.
	@param	argc	Number of command line arguments.
	@param	argv	Command line arguments array.
	@return	0 on success, all other values indicate errors.
*/
#if DK4_CHAR_SIZE > 1
int wmain(int argc, wchar_t *argv[])
#else
int main(int argc, char *argv[])
#endif
{
  int	shp;
  

#line 1109 "dk-hex.ctr"
  

#line 1110 "dk-hex.ctr"
  dk4fput_initialize_stdout();
  dk4fput_initialize_stderr();
  app = dk4app_open_cmd(
    argc, argv, dk_hex_options, dk_hex_sz_options,
    dk_hex_kwnl[0], DKT_VERSION_DK,
    dk_hex_kwnl[1], dk_hex_help_text, dk_hex_license_text
  );
  if (NULL != app) {
    dk_hex_sz_msg = dk4app_string_table_size(dk_hex_kw_def);
    dk_hex_msg	  = dk4app_string_table(app, dk_hex_kwnl[2], dk_hex_kw_def);
    if (0 != dk4app_can_run_normally(app)) {
      dk_hex_run_with_signals();
#ifdef SIGPIPE
      if (0 != dk_hex_sig_read_atomic(&dk_hex_sig_had_pipe)) {
        if (0 != verbose) {
	  dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 2);
	}
	exval = EXIT_FAILURE;
	shp = 1;
      } else {
        shp = 0;
      }
#else
      shp = 0;
#endif
      if (0 != dk_hex_sig_read_atomic(&dk_hex_sig_had_int )) {
        dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 3);
	exval = EXIT_FAILURE;
      }
      if (0 != dk_hex_sig_read_atomic(&dk_hex_sig_had_term)) {
        dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 4);
	exval = EXIT_FAILURE;
      }
      if ((0 == shp) && (0 != output_error)) {
        dk4app_log_1(app, dk_hex_msg, dk_hex_sz_msg, DK4_LL_ERROR, 5);
	exval = EXIT_FAILURE;
      }
    } else {
      if (0 != dk4app_help_version_license(app)) {
        exval = EXIT_SUCCESS;
      }
    }
    dk4app_close(app);
  }
  fflush(stdout);
  fflush(stderr);
  dk4fput_cleanup_stderr();
  dk4fput_cleanup_stdout();
  

#line 1159 "dk-hex.ctr"
  

#line 1160 "dk-hex.ctr"
  exit(exval); return exval;
}