tacmultx.c

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/*****************************************************************************/
#include "tpcclibConfig.h"
/*****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
/*****************************************************************************/
#include "tpcextensions.h"
//#include "tpcift.h"
#include "tpctac.h"
/*****************************************************************************/
 
/*****************************************************************************/
static char *info[] = {
  "Multiplies the x column(s) in TAC file by user-specified operand.",
  "Resulting TAC can be written into new file, or original can be overwritten.",
  " ",
  "Usage: @P [Options] tacfile operand [outputfile]",
  " ",
  "Options:",
  " -stdoptions", // List standard options like --help, -v, etc
  " ",
  "See also: tacsetx, taclist, tacadd, tacframe, tacunit, tacformat",
  " ",
  "Keywords: TAC, tool, simulation, software testing",
  0};
/*****************************************************************************/
 
/*****************************************************************************/
/* Turn on the globbing of the command line, since it is disabled by default in
   mingw-w64 (_dowildcard=0); in MinGW32 define _CRT_glob instead, if necessary;
   In Unix&Linux wildcard command line processing is enabled by default. */
/*
#undef _CRT_glob
#define _CRT_glob -1
*/
int _dowildcard = -1;
/*****************************************************************************/
 
/*****************************************************************************/
int main(int argc, char **argv)
{
  int    ai, help=0, version=0, verbose=1;
  int    ret;
//char  *cptr;
  char   tacfile[FILENAME_MAX], outfile[FILENAME_MAX];
  TAC    tac;
  double ov=nan("");
 
 
  /*
   *  Get arguments
   */
  if(argc==1) {tpcPrintUsage(argv[0], info, stderr); return(1);}
  tacInit(&tac);
  tacfile[0]=outfile[0]=(char)0;
  /* Options */
  for(ai=1; ai<argc; ai++) if(*argv[ai]=='-') {
    if(tpcProcessStdOptions(argv[ai], &help, &version, &verbose)==0) continue;
    //    cptr=argv[ai]+1; if(*cptr=='-') cptr++; if(!*cptr) continue;
    fprintf(stderr, "Error: invalid option '%s'\n", argv[ai]);
    return(1);
  } else break; // tac name argument may start with '-'
 
  TPCSTATUS status; statusInit(&status);
  statusSet(&status, __func__, __FILE__, __LINE__, TPCERROR_OK);
  status.verbose=verbose-1;
  
  /* Print help or version? */
  if(help==2) {tpcHtmlUsage(argv[0], info, ""); return(0);}
  if(help) {tpcPrintUsage(argv[0], info, stdout); return(0);}
  if(version) {tpcPrintBuild(argv[0], stdout); return(0);}
 
  /* Arguments */
  for(; ai<argc; ai++) {
    if(!tacfile[0]) {
      strcpy(tacfile, argv[ai]); continue;
    } else if(isnan(ov) || ov!=ov) {
      if(atofCheck(argv[ai], &ov)==0) continue;
    } else if(!outfile[0]) {
      strcpy(outfile, argv[ai]); continue;
    }
    fprintf(stderr, "Error: invalid argument '%s'.\n", argv[ai]);
    return(1);
  }
 
  /* Is something missing? */
  if(!tacfile[0] || isnan(ov)) {tpcPrintUsage(argv[0], info, stdout); return(1);}
  if(!outfile[0]) strcpy(outfile, tacfile);
 
  
  /* In verbose mode print arguments and options */
  if(verbose>1) {
    for(ai=0; ai<argc; ai++)
      printf("%s ", argv[ai]); 
    printf("\n");
    printf("tacfile := %s\n", tacfile);
    printf("outfile := %s\n", outfile);
    printf("operand := %g\n", ov);
  }
 
 
  /*
   *  Read the file
   */
  if(verbose>1) printf("reading %s\n", tacfile);
  ret=tacRead(&tac, tacfile, &status);
  if(ret!=TPCERROR_OK) {
    fprintf(stderr, "Error (%d): %s\n", ret, errorMsg(status.error));
    tacFree(&tac); return(2);
  }
  if(verbose>2) {
    printf("fileformat := %s\n", tacFormattxt(tac.format));
    printf("tacNr := %d\n", tac.tacNr);
    printf("sampleNr := %d\n", tac.sampleNr);
    printf("xunit := %s\n", unitName(tac.tunit));
    printf("yunit := %s\n", unitName(tac.cunit));
    printf("isframe := %d\n", tac.isframe);
  }
 
 
  /* Multiply x value(s) by operand */
  if(verbose>1) printf("multiplying x by %g\n", ov);
  for(int i=0; i<tac.sampleNr; i++) {
    tac.x[i]*=ov; tac.x1[i]*=ov; tac.x2[i]*=ov;
  }
 
  /*
   *  Save data 
   */
  if(verbose>1) printf("writing %s\n", outfile);
  FILE *fp; fp=fopen(outfile, "w");
  if(fp==NULL) {
    fprintf(stderr, "Error: cannot open file for writing (%s)\n", outfile);
    tacFree(&tac); return(11);
  }
  ret=tacWrite(&tac, fp, TAC_FORMAT_UNKNOWN, 1, &status);
  fclose(fp); tacFree(&tac);
  if(ret!=TPCERROR_OK) {
    fprintf(stderr, "Error (%d): %s\n", ret, errorMsg(status.error));
    return(12);
  }
  if(verbose>0) printf("%s saved.\n", outfile);
 
  return(0);
}
/*****************************************************************************/
 
/*****************************************************************************/