made error message on failure to open device more informative

This commit is contained in:
Frank Mori Hess 2003-04-26 02:02:54 +00:00
parent e0b7dadca7
commit 9700eeb713

View file

@ -170,7 +170,8 @@ int main(int argc, char *argv[])
dev = comedi_open(fn);
if (dev == NULL ) {
perror(fn);
fprintf( stderr, "comedi_open() failed, with device file name: %s\n", fn );
comedi_perror("comedi_open");
exit(0);
}
@ -763,7 +764,7 @@ double check_gain_chan_x( calibration_setup_t *setup, linear_fit_t *l,unsigned i
l->y_data=malloc(n*sizeof(double)/step);
if(l->y_data == NULL)
{
perror("check_gain_chan_x");
perror( __FUNCTION__ );
exit(1);
}
@ -834,7 +835,7 @@ double check_gain_chan_fine( calibration_setup_t *setup, linear_fit_t *l,unsigne
l->y_data=malloc(n*sizeof(double)/step);
if(l->y_data == NULL)
{
perror("comedi_calibrate");
perror( __FUNCTION__ );
exit(1);
}
@ -1042,7 +1043,7 @@ int new_sv_measure( comedi_t *dev, new_sv_t *sv)
data=malloc(sizeof(lsampl_t)*n);
if(data == NULL)
{
perror("comedi_calibrate");
perror( __FUNCTION__ );
exit(1);
}
@ -1090,7 +1091,7 @@ int new_sv_measure_order( comedi_t *dev, new_sv_t *sv,int order)
data=malloc(sizeof(lsampl_t)*n);
if(data == NULL)
{
perror("comedi_calibrate");
perror( __FUNCTION__ );
exit(1);
}