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add documentation about existence of RAW1394DEV 

git-svn-id: svn://svn.linux1394.org/libraw1394/trunk@171 53a565d1-3bb7-0310-b661-cf11e63c67ab
This commit is contained in:
ddennedy 2007-02-17 02:30:13 +00:00
parent 4a129dd960
commit 1f1549c6ad
1 changed files with 12 additions and 2 deletions
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14
src/raw1394.h
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@ -398,9 +398,14 @@ int raw1394_errcode_to_errno(raw1394_errcode_t errcode);
* processes. It is allowed to create and use multiple handles, however. Use
* one handle per thread which needs it in the multithreaded case.
*
* The default device node is /dev/raw1394, but one can override the default
* by setting environment variable RAW1394DEV. However, if RAW1394DEV points to
* a non-existant or invalid device node, then it also attempts to open the
* default device node.
*
* Returns: the created handle or %NULL when initialization fails. In the latter
* case errno either contains some OS specific error code or %0 if the error is
* that libraw1394 and raw1394 don't support each other's protocol versions.
* case errno either contains some OS specific error code or EPROTO if
* libraw1394 and raw1394 don't support each other's protocol versions.
**/
raw1394handle_t raw1394_new_handle(void);
@ -424,6 +429,11 @@ void raw1394_destroy_handle(raw1394handle_t handle);
* command-line programs that already know what port they want. If
* raw1394_set_port() returns ESTALE, retries automatically.
*
* The default device node is /dev/raw1394, but one can override the default
* by setting environment variable RAW1394DEV. However, if RAW1394DEV points to
* a non-existant or invalid device node, then it also attempts to open the
* default device node.
*
* Returns: the new handle on success or NULL on failure
**/
raw1394handle_t raw1394_new_handle_on_port(int port);