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updated version of comedi_get_subdevice_flags() which is capable of

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returning dynamic flags like SDF_RUNNING or SDF_BUSY
This commit is contained in:
Frank Mori Hess 2005-03-16 19:04:59 +00:00
parent 55147aef5c
commit 4d7d679826
2 changed files with 28 additions and 3 deletions
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30
lib/get.c
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@ -71,15 +71,39 @@ char* _comedi_get_board_name(comedi_t *it)
return it->devinfo.board_name;
}
EXPORT_ALIAS_DEFAULT(_comedi_get_subdevice_flags,comedi_get_subdevice_flags,0.7.18);
int _comedi_get_subdevice_flags(comedi_t *it,unsigned int subd)
EXPORT_ALIAS_VER(_comedi_get_subdevice_flags_old, comedi_get_subdevice_flags,0.7.18);
int _comedi_get_subdevice_flags_old(comedi_t *it,unsigned int subd)
{
if(!valid_dev(it))
return 0;
return it->subdevices[subd].subd_flags;
}
EXPORT_ALIAS_DEFAULT(_comedi_get_subdevice_flags,comedi_get_subdevice_flags,0.7.23);
int _comedi_get_subdevice_flags(comedi_t *it,unsigned int subd)
{
comedi_subdinfo *s;
int flags;
int ret;
if(!valid_dev(it))
return -1;
s = malloc(sizeof(comedi_subdinfo) * it->n_subdevices);
if(s == NULL)
{
__comedi_errno = errno;
return -1;
}
ret = comedi_ioctl(it->fd, COMEDI_SUBDINFO, (unsigned long)s);
if(ret < 0)
{
free(s);
return -1;
}
flags = s[subd].subd_flags;
free(s);
return flags;
}
EXPORT_ALIAS_DEFAULT(_comedi_get_subdevice_type,comedi_get_subdevice_type,0.7.18);
int _comedi_get_subdevice_type(comedi_t *it,unsigned int subd)
{

1
lib/version_script
View file

@ -84,5 +84,6 @@ v0.7.20 {
v0.7.23 {
global:
comedi_dio_get_config;
comedi_get_subdevice_flags;
comedi_mark_buffer_written;
} v0.7.20;