diff options
Diffstat (limited to 'libcoopgamma_get_crtcs_sync.c')
-rw-r--r-- | libcoopgamma_get_crtcs_sync.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/libcoopgamma_get_crtcs_sync.c b/libcoopgamma_get_crtcs_sync.c new file mode 100644 index 0000000..91f31b8 --- /dev/null +++ b/libcoopgamma_get_crtcs_sync.c @@ -0,0 +1,27 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" + + +/** + * List all available CRTC:s, synchronous version + * + * This is a synchronous request function, as such, + * you have to ensure that communication is blocking + * (default), and that there are not asynchronous + * requests waiting, it also means that EINTR:s are + * silently ignored and there no wait to cancel the + * operation without disconnection from the server + * + * @param ctx The state of the library, must be connected + * @return A `NULL`-terminated list of names. You should only free + * the outer pointer, inner pointers are subpointers of the + * outer pointer and cannot be freed. `NULL` on error, in + * which case `ctx->error` (rather than `errno`) is read + * for information about the error. + */ +char ** +libcoopgamma_get_crtcs_sync(libcoopgamma_context_t *restrict ctx) +{ + SYNC_CALL(libcoopgamma_get_crtcs_send(ctx, &async), + libcoopgamma_get_crtcs_recv(ctx, &async), (copy_errno(ctx), NULL)); +} |