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path: root/support/dktools/dk4opt07.c
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/*
	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: dk4opt07.ctr
*/

/**	@file dk4opt07.c The dk4opt07 module.
*/


#line 5 "dk4opt07.ctr"

#include "dk4conf.h"
#include "dk4types.h"
#include "dk4error.h"
#include "dk4opt.h"
#include "dk4maidddi.h"
#include "dk4maidddu.h"
#include "dk4maiddsz.h"
#include "dk4maiddbl.h"
#include "dk4strd.h"
#include "dk4fput.h"





#line 20 "dk4opt07.ctr"



static const dkChar * const	dk4opt_kwnl[] = {
/* 0 */
dkT("\n"),

/* 1 */
dkT("ERROR: Option "),

/* 2 */
dkT("-"),

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

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

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

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

/* 7 */
dkT("size "),

/* 8 */
dkT("integer "),

/* 9 */
dkT("unsigned integer "),

/* 10 */
dkT("double "),

/* 11 */
dkT("string "),

/* 12 */
dkT("argument!\n"),

/* 13 */
dkT("Illegal argument text: \""),

/* 14 */
dkT("\"!\n"),

/* 15 */
dkT(": "),

/* 16 */
dkT("ERROR: No file names expected!\n"),

/* 17 */
dkT("ERROR: Too many file names!\n"),

/* 18 */
dkT("ERROR: Illegal option: \""),

/* 19 */
dkT("\"!\n"),

/* 20 */
dkT("Warning: Option used multiple times: \""),

/* 21 */
dkT("\".\n"),

/* 22 */
dkT("Warning: Unused argument in option: \""),

/* 23 */
dkT("\".\n"),

NULL


#line 80 "dk4opt07.ctr"
};



static
void
dk4opt_log_1(
  size_t	 kwind,
  const dkChar	*progname,
  int		 logstderr
)
{
  if (0 != logstderr) {
    dk4fput_initialize_stderr();
    if (NULL != progname) {
      dk4fputs(progname, stderr, NULL);
      dk4fputs(dk4opt_kwnl[15], stderr, NULL);
    }
    dk4fputs(dk4opt_kwnl[kwind], stderr, NULL);
    fflush(stderr);
  }
}



static
void
dk4opt_log_3(
  size_t	 kwi1,
  size_t	 kwi2,
  const	dkChar	*vartext,
  const dkChar	*progname,
  int		 logstderr
)
{
  if (0 != logstderr) {
    dk4fput_initialize_stderr();
    if (NULL != progname) {
      dk4fputs(progname, stderr, NULL);
      dk4fputs(dk4opt_kwnl[15], stderr, NULL);
    }
    dk4fputs(dk4opt_kwnl[kwi1], stderr, NULL);
    if (NULL != vartext) {
      dk4fputs(vartext, stderr, NULL);
    }
    dk4fputs(dk4opt_kwnl[kwi2], stderr, NULL);
    fflush(stderr);
  }
}


static
void
dk4opt_complain_argument(
  dk4_option_t		*opt,
  const dkChar		*valstr,
  const dkChar		*argv0,
  int			 progname,
  int			 logstderr
)
{
  if (0 != logstderr) {
    if ((dkT('\0') != opt->spec.c) || (NULL != opt->spec.longopt)) {
      dk4fput_initialize_stderr();
      if ((0 != progname) && (NULL != argv0)) {
        dk4fputs(argv0, stderr, NULL);
	dk4fputs(dk4opt_kwnl[15], stderr, NULL);
      }
      dk4fputs(dk4opt_kwnl[1], stderr, NULL);
      if (dkT('\0') != opt->spec.c) {
        dk4fputs(dk4opt_kwnl[2], stderr, NULL);
	dk4fputc(opt->spec.c, stderr, NULL);
	if (NULL != opt->spec.longopt) {
	  dk4fputs(dk4opt_kwnl[3], stderr, NULL);
	}
      }
      if (NULL != opt->spec.longopt) {
        dk4fputs(dk4opt_kwnl[4], stderr, NULL);
	dk4fputs(opt->spec.longopt, stderr, NULL);
      }
      dk4fputs(dk4opt_kwnl[5], stderr, NULL);
      switch (opt->spec.argtype) {
        case DK4_OPT_ARG_BOOL : {
	  dk4fputs(dk4opt_kwnl[6], stderr, NULL);
	} break;
	case DK4_OPT_ARG_SIZE : {
	  dk4fputs(dk4opt_kwnl[7], stderr, NULL);
	} break;
	case DK4_OPT_ARG_INT : {
	  dk4fputs(dk4opt_kwnl[8], stderr, NULL);
	} break;
	case DK4_OPT_ARG_UNSIGNED : {
	  dk4fputs(dk4opt_kwnl[9], stderr, NULL);
	} break;
	case DK4_OPT_ARG_DOUBLE : {
	  dk4fputs(dk4opt_kwnl[10], stderr, NULL);
	} break;
      }
      dk4fputs(dk4opt_kwnl[12], stderr, NULL);
      if (NULL != valstr) {
        dk4fputs(dk4opt_kwnl[13], stderr, NULL);
	dk4fputs(valstr, stderr, NULL);
	dk4fputs(dk4opt_kwnl[14], stderr, NULL);
      }
      fflush(stderr);
    }
  }
}



/**	Find first position of equal sign in string.
	Before calling this function we manuall checked there is no
	equal sign at position 0.
	@param	str	String to check.
	@return	Position of first equal sign on success, 0 on error.
*/
static
size_t
dk4opt_i_equal_sign_position(const dkChar *str)
{
  size_t	 back 	= 0;
  size_t	 num	= 0;
  while ((dkT('\0') != *str) && (0 == back)) {
    if (dkT('=') == *str) {
      back = num;
    } else {
      str++; num++;
    }
  }
  return back;
}



/**	Set argument for one option.
	@param	opt		Option to set.
	@param	valstr		String containing the value.
	@param	logstderr	Flag: Logging to stderr allowed.
	@param	progname	Program name or NULL.
	@return	1 on success, 0 on error.
*/
static
int
dk4opt_i_set_value(
  dk4_option_t		*opt,
  dkChar		*valstr,
  int			 logstderr,
  const dkChar		*progname
)
{
  const dkChar	*ep	= NULL;			/* First unconvertable char */
  double	 d	= 0.0;			/* Default double value */
  dk4_um_t	 um	= (dk4_um_t)0UL;	/* Default unsigned value */
  dk4_im_t	 im	= (dk4_im_t)0L;		/* Default integer value */
  size_t	 sz	= (size_t)0UL;		/* Default size value */
  int		 back	= 0;			/* Result */
  

#line 238 "dk4opt07.ctr"
  switch (opt->spec.argtype) {
    case DK4_OPT_ARG_BOOL : {		

#line 240 "dk4opt07.ctr"
      opt->val.b = 0;
      opt->found = 0;
      if (0 != dk4str_is_bool(valstr)) {
        opt->val.b = ((0 != dk4str_is_on(valstr)) ? 1 : 0);
        opt->found = 1;
	back = 1;
      } else {
        back = dk4ma_input_dk_dec_dk4_im_t(&im, valstr, &ep, 1, NULL);
	if (0 != back) {
	  opt->val.b = (((dk4_im_t)0L != im) ? 1 : 0);
	  opt->found = 1;
	} else {
	  /* ERROR: Not a boolean */
	  dk4opt_complain_argument(
	    opt, valstr, progname, ((NULL != progname) ? 1 : 0), logstderr
	  );
	}
      }
    } break;
    case DK4_OPT_ARG_SIZE : {		

#line 260 "dk4opt07.ctr"
      opt->val.s = (size_t)0UL;
      opt->found = 0;
      back = dk4ma_input_dk_dec_size_t(&sz, valstr, &ep, 1, NULL);
      if (0 != back) {
        opt->val.s = sz;
	opt->found = 1;
      } else {
        /* ERROR: Not a size */
	dk4opt_complain_argument(
	  opt, valstr, progname, ((NULL != progname) ? 1 : 0), logstderr
	);
      }
    } break;
    case DK4_OPT_ARG_INT : {		

#line 274 "dk4opt07.ctr"
      opt->val.i = (dk4_im_t)0L;
      opt->found = 0;
      back = dk4ma_input_dk_dec_dk4_im_t(&im, valstr, &ep, 1, NULL);
      if (0 != back) {
        opt->val.i = im;
	opt->found = 1;
      } else {
        /* ERROR: Not an int */
	dk4opt_complain_argument(
	  opt, valstr, progname, ((NULL != progname) ? 1 : 0), logstderr
	);
      }
    } break;
    case DK4_OPT_ARG_UNSIGNED : {	

#line 288 "dk4opt07.ctr"
      opt->val.u = (dk4_um_t)0UL;
      opt->found = 0;
      back = dk4ma_input_dk_dec_dk4_um_t(&um, valstr, &ep, 1, NULL);
      if (0 != back) {
        opt->val.u = um;
	opt->found = 1;
      } else {
        /* ERROR: Not an unsigned number */
	dk4opt_complain_argument(
	  opt, valstr, progname, ((NULL != progname) ? 1 : 0), logstderr
	);
      }
    } break;
    case DK4_OPT_ARG_DOUBLE : {		

#line 302 "dk4opt07.ctr"
      opt->val.d = 0.0;
      opt->found = 0;
      back = dk4ma_input_dk_double(&d, valstr, &ep, 1, NULL);
      if (0 != back) {
        opt->val.d = d;
	opt->found = 1;
      } else {
        /* ERROR: Not a double */
	dk4opt_complain_argument(
	  opt, valstr, progname, ((NULL != progname) ? 1 : 0), logstderr
	);
      }
    } break;
    case DK4_OPT_ARG_STRING : {		

#line 316 "dk4opt07.ctr"
      opt->val.t = valstr;
      opt->found = 1;
      if (NULL != valstr) { back = 1; }
    } break;
  } 

#line 321 "dk4opt07.ctr"
  return back;
}



int
dk4opt_process_argv(
  dk4_option_t		 *optptr,
  size_t		  szoptptr,
  int			  argc,
  dkChar		 *argv[],
  dkChar		**filenames,
  size_t		 *nfilenames,
  int			  progname,
  int			  logstderr,
  dk4_er_t		 *erp
)
{
  dkChar	 *curptr	= NULL;	/* Current argument to process */
  dkChar	 *ocurptr	= NULL;	/* Original (complete) argument */
  size_t	  fnused	= 0;	/* Used elements in filenames */
  size_t	  j		= 0;	/* Option index to test */
  size_t	  eqpos		= 0;	/* Equal sign position */
  int		  i		= 0;	/* Current argument index */
  int		  found		= 0;	/* Flag: current opt found in set */
  int		  res		= 0;	/* Operation result */
  int		  back		= 0;
  

#line 349 "dk4opt07.ctr"
  if ((NULL != optptr) && (0 < szoptptr)) {			

#line 350 "dk4opt07.ctr"
    for (j = 0; j < szoptptr; j++) {
      optptr[j].found = 0;
      optptr[j].val.t	= NULL;
    }
    if ((0 < argc) && (NULL != argv)) {				

#line 355 "dk4opt07.ctr"
      if ((NULL != filenames) && (NULL != nfilenames)) {
        for (fnused = 0; fnused < *nfilenames; fnused++) {
	  filenames[fnused] = NULL;
	}
	fnused = 0;
      }
      back = 1;
      i    = 0;
      if (0 != progname) { i = 1; }
      while(i < argc) {
        ocurptr = curptr = argv[i];		

#line 366 "dk4opt07.ctr"
	if (dkT('-') == *curptr) {
	  curptr++;
	  if (dkT('-') == *curptr) {
	    curptr++;
	    if (dkT('\0' != *curptr)) {
	      if (dkT('=') != *curptr) {
	        eqpos = dk4opt_i_equal_sign_position(curptr);
		found = 0;	

#line 374 "dk4opt07.ctr"
	        for (j = 0; ((j < szoptptr) && (0 == found)); j++) {
		  if (NULL != optptr[j].spec.longopt) {
		    res = 0;
		    if (0 != eqpos) {
		      if (eqpos == dk4str_len(optptr[j].spec.longopt)) {
		        res = dk4str_ncmp(curptr,optptr[j].spec.longopt,eqpos);
		      } else {
		        res = 1;
		      }
		    } else {
		      res = dk4str_cmp(curptr, optptr[j].spec.longopt);
		    }
		    if (0 == res) {
		      if (0 != optptr[j].found) {
		        /* WARNING: Option used multiple times */
	                dk4opt_log_3(
		          20, 21, ocurptr, ((0 != progname) ? argv[0] : NULL),
			  logstderr
		        );
			dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
		      }
		      found = 1;
		      switch (optptr[j].spec.argtype) {
		        case DK4_OPT_ARG_BOOL :
		        case DK4_OPT_ARG_SIZE :
		        case DK4_OPT_ARG_INT :
		        case DK4_OPT_ARG_UNSIGNED :
		        case DK4_OPT_ARG_DOUBLE :
		        case DK4_OPT_ARG_STRING : {
			  if (0 < eqpos) {
			    curptr = &(curptr[eqpos+1]);
			    if (dkT('\0') == *curptr) {
			      curptr = NULL;
			    }
			  } else {
			    curptr = NULL;
			  }
			  if (NULL == curptr) {
			    if (++i < argc) {
			      curptr = argv[i];
			    }
			  }
			  if (NULL != curptr) {
			    res = dk4opt_i_set_value(
			      &(optptr[j]), curptr, logstderr,
			      ((0 != progname) ? argv[0] : NULL)
			    );
			    if (0 == res) {
			      back = 0;
			      dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
			    }
			  } else {
			    back = 0;
			    /* ERROR: Option required argument */
			    dk4opt_complain_argument(
			      &(optptr[j]), NULL, argv[0], progname, logstderr
			    );
			    dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
			  }
		        } break;
		        default : {
			  optptr[j].found = 1;
			  if (0 < eqpos) {
			    /* WARNING: Option does not use argument */
	                    dk4opt_log_3(
		              22, 23, ocurptr,
			      ((0 != progname) ? argv[0] : NULL), logstderr
		            );
			  }
		        } break;
		      }
		    }
		  }
		}
		if (0 == found) {
		  back = 0;
		  /* ERROR: Illegal option */
	          dk4opt_log_3(
		    18,19,ocurptr,((0 != progname) ? argv[0] : NULL),logstderr
		  );
		  dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
		}
	      } else {
	        back = 0;
	        /* ERROR: Long option without name */
	        dk4opt_log_3(
		  18, 19, ocurptr, ((0 != progname) ? argv[0] : NULL), logstderr
		);
		dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
	      }
	    } else {
	      if ((NULL != filenames) && (NULL != nfilenames)) {
	        if (fnused < *nfilenames) {
		  filenames[fnused++] = ocurptr;
		} else {
		  back = 0;
		  /* ERROR: Too many file names */
	          dk4opt_log_1(17,((0 != progname) ? argv[0] : NULL),logstderr);
		  dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
		}
	      } else {
	        back = 0;
		/*ERROR: No file names expected */
	        dk4opt_log_1(16, ((0 != progname) ? argv[0] : NULL), logstderr);
		dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
	      }
	    }
	  } else {
	    if (dkT('\0') != *curptr) {
	      found = 0;
	      for (j = 0; ((j < szoptptr) && (0 == found)); j++) {
	        if (optptr[j].spec.c == *curptr) {
		  if (0 != optptr[j].found) {
		    /* WARNING: Option used multiple times */
	            dk4opt_log_3(
		      20,21,ocurptr,((0 != progname) ? argv[0] : NULL),logstderr
		    );
		  }
	          found = 1;
		  switch(optptr[j].spec.argtype) {
		    case DK4_OPT_ARG_BOOL :
		    case DK4_OPT_ARG_SIZE :
		    case DK4_OPT_ARG_INT :
		    case DK4_OPT_ARG_UNSIGNED :
		    case DK4_OPT_ARG_DOUBLE :
		    case DK4_OPT_ARG_STRING : {
		      curptr++;
		      if (dkT('\0') == *curptr) {
		        curptr = NULL;
			if (++i < argc) {
			  curptr = argv[i];
			}
		      }
		      if (NULL != curptr) {
		        res = dk4opt_i_set_value(
			  &(optptr[j]), curptr, logstderr,
			  ((0 != progname) ? argv[0] : NULL)
			);
			if (0 == res) {
			  back = 0;
			  dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
			}
		      } else {
		        back = 0;
		        /* ERROR: Option requires argument */
			dk4opt_complain_argument(
			  &(optptr[j]), NULL, argv[0], progname, logstderr
			);
			dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
		      }
		    } break;
		    default : {
		      optptr[j].found = 1;
		    } break;
		  }
	        }
	      }
	      if (0 == found) {
	        back = 0;
	        /* ERROR: Option not found in specification */
	        dk4opt_log_3(
		  18, 19, ocurptr, ((0 != progname) ? argv[0] : NULL), logstderr
		);
		dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
	      }
	    } else {
	      if ((NULL != filenames) && (NULL != nfilenames)) {
	        if (fnused < *nfilenames) {
		  filenames[fnused++] = ocurptr;
		} else {
		  back = 0;
		  /* ERROR: Too many file names */
	          dk4opt_log_1(17,((0 != progname) ? argv[0] : NULL),logstderr);
		  dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
		}
	      } else {
	        back = 0;
		/* ERROR: No file names expected */
	        dk4opt_log_1(16, ((0 != progname) ? argv[0] : NULL), logstderr);
		dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
	      }
	    }
	  }
	} else {
	  if ((NULL != filenames) && (NULL != nfilenames)) {
	    if (fnused < *nfilenames) {
	      filenames[fnused++] = curptr;
	    } else {
	      back = 0;
	      /* ERROR: Too many file names */
	      dk4opt_log_1(17, ((0 != progname) ? argv[0] : NULL), logstderr);
	      dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
	    }
	  } else {
	    back = 0;
	    /* ERROR: No file names expected */
	    dk4opt_log_1(16, ((0 != progname) ? argv[0] : NULL), logstderr);
	    dk4error_set_simple_error_code(erp, DK4_E_BUFFER_TOO_SMALL);
	  }
	}
        i++;
      }
    } else { 
      /* ERROR: Arguments */
      dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
    }
  } else {
    /* ERROR: Arguments */
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  if (NULL != nfilenames) { *nfilenames = fnused; }
  

#line 586 "dk4opt07.ctr"
  return back;
}