readDMAT.cpp File Reference

#include "readDMAT.h"
#include "verbose.h"
#include <cstdio>
#include <iostream>
#include <cassert>

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Functions
static int	readDMAT_read_header (FILE *fp, int &num_rows, int &num_cols)

Function Documentation

readDMAT_read_header()

static int readDMAT_read_header ( FILE *  fp, int &  num_rows, int &  num_cols  )

inlinestatic

{
  // first line contains number of rows and number of columns
  int res = fscanf(fp,"%d %d",&num_cols,&num_rows);
  if(res != 2)
  {
    return 1;
  }
  // check that number of columns and rows are sane
  if(num_cols < 0)
  {
    fprintf(stderr,"IOError: readDMAT() number of columns %d < 0\n",num_cols);
    return 2;
  }
  if(num_rows < 0)
  {
    fprintf(stderr,"IOError: readDMAT() number of rows %d < 0\n",num_rows);
    return 3;
  }
  // finish reading header
  char lf;
 
  if(fread(&lf, sizeof(char), 1, fp)!=1 || !(lf == '\n' || lf == '\r'))
  {
    fprintf(stderr,"IOError: bad line ending in header\n");
    return 4;
  }
 
  return 0;
}

Referenced by igl::readDMAT(), and igl::readDMAT().

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