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Return the last GF error code
#include <gf/gf.h>
int gf_dev_get_error( gf_dev_t gdev );
- gdev
- The handle for the graphics device to query. This is the handle acquired by gf_dev_attach().
gf
This function returns the last error code logged by a GF API call for the calling thread, providing additional information about the failure. This function resets the error indicator for the calling thread.
Possible GF error codes are:
- GF_ERR_OK
- no error
- GF_ERR_MEM
- memory allocation error
- GF_ERR_IODISPLAY
- error accessing io-display
- GF_ERR_DEVICE
- error accessing device
- GF_ERR_SHMEM
- error accessing shared memory
- GF_ERR_DLL
- error accessing dll/entrypoints
- GF_ERR_THREAD
- thread registration failure
- GF_ERR_PARM
- invalid parameter
- GF_ERR_INUSE
- resource in use
- GF_ERR_NOSUPPORT
- unsupported operation
- GF_ERR_CFG
- bad configuration
- GF_ERR_NOLOCK
- hardware isn't locked
A value reflecting the last error logged. A value of GF_ERR_OK indicates that there have been no errors logged since the connection was established or since the last time the thread called gf_dev_get_error().
QNX Graphics Framework
Safety: | |
Interrupt handler |
No |
Signal handler |
No |
Thread |
Yes |
gf_dev_attach()
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