settings.cpp

// read psi46test.ini into CSettings

#include "settings.h"

bool CSettings::read_int( int &value, int min, int max )
{
  char s[200];
  if( fgets( s, 198, f ) == NULL )
    return false;
  if( s == NULL )
    return false;

  int v;
  if( sscanf( s, "%i", &v ) != 1 )
    return false;
  if( v < min || max < v )
    return false;
  value = v;

  return true;
}


bool CSettings::read_string( char string[], int size )
{
  char s[256];
  if( fgets( s, 254, f ) == NULL )
    return false;
  if( s == NULL )
    return false;

  int i = 0;
  int n = size - 1;
  while( s[i] != 0 && s[i] != ' ' && i < n ) {
    string[i] = s[i];
    i++;
  }
  s[i] = 0;
  return true;
}


bool CSettings::read( const char filename[] )
{
  bool ok = false;
  f = fopen( filename, "rt" );
  if( !f )
    return false;

  if( !read_string( port_tb, 20 ) )
    goto read_error;
  if( !read_string( path, 254 ) )
    goto read_error;

  ok = true;
read_error:
  fclose( f );
  return ok;
}