diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2015-10-12 09:46:23 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-10-14 17:55:23 +0200 |
| commit | d809ab9521ace32a806cdf86ee7df40e1bf88443 (patch) | |
| tree | 2eb3a19603ce2f7fa14eb1eff45dc66c9cdb1383 | |
| parent | eaeba65304d9666309f246849adf1eff217b9868 (diff) | |
qemu-char: cleanup HAVE_CHARDEV_*
Move the #ifdef up into qmp_chardev_add, and avoid duplicating
the code that reports unavailable backends. Split HAVE_CHARDEV_TTY
into HAVE_CHARDEV_SERIAL and HAVE_CHARDEV_PTY.
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | qemu-char.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/qemu-char.c b/qemu-char.c index f51c0aaa02..7219d56f60 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -1196,7 +1196,8 @@ static CharDriverState *qemu_chr_open_stdio(ChardevStdio *opts) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) \ || defined(__GLIBC__) -#define HAVE_CHARDEV_TTY 1 +#define HAVE_CHARDEV_SERIAL 1 +#define HAVE_CHARDEV_PTY 1 typedef struct { GIOChannel *fd; @@ -1832,6 +1833,8 @@ static CharDriverState *qemu_chr_open_pp_fd(int fd) #else /* _WIN32 */ +#define HAVE_CHARDEV_SERIAL 1 + typedef struct { int max_size; HANDLE hcom, hrecv, hsend; @@ -4069,10 +4072,10 @@ static CharDriverState *qmp_chardev_open_file(ChardevFile *file, Error **errp) return qemu_chr_open_fd(in, out); } +#ifdef HAVE_CHARDEV_SERIAL static CharDriverState *qmp_chardev_open_serial(ChardevHostdev *serial, Error **errp) { -#ifdef HAVE_CHARDEV_TTY int fd; fd = qmp_chardev_open_file_source(serial->device, O_RDWR, errp); @@ -4081,16 +4084,12 @@ static CharDriverState *qmp_chardev_open_serial(ChardevHostdev *serial, } qemu_set_nonblock(fd); return qemu_chr_open_tty_fd(fd); -#else - error_setg(errp, "character device backend type 'serial' not supported"); - return NULL; -#endif } +#ifdef HAVE_CHARDEV_PARPORT static CharDriverState *qmp_chardev_open_parallel(ChardevHostdev *parallel, Error **errp) { -#ifdef HAVE_CHARDEV_PARPORT int fd; fd = qmp_chardev_open_file_source(parallel->device, O_RDWR, errp); @@ -4098,11 +4097,8 @@ static CharDriverState *qmp_chardev_open_parallel(ChardevHostdev *parallel, return NULL; } return qemu_chr_open_pp_fd(fd); -#else - error_setg(errp, "character device backend type 'parallel' not supported"); - return NULL; -#endif } +#endif #endif /* WIN32 */ @@ -4227,12 +4223,16 @@ ChardevReturn *qmp_chardev_add(const char *id, ChardevBackend *backend, case CHARDEV_BACKEND_KIND_FILE: chr = qmp_chardev_open_file(backend->file, &local_err); break; +#ifdef HAVE_CHARDEV_SERIAL case CHARDEV_BACKEND_KIND_SERIAL: chr = qmp_chardev_open_serial(backend->serial, &local_err); break; +#endif +#ifdef HAVE_CHARDEV_PARPORT case CHARDEV_BACKEND_KIND_PARALLEL: chr = qmp_chardev_open_parallel(backend->parallel, &local_err); break; +#endif case CHARDEV_BACKEND_KIND_PIPE: chr = qemu_chr_open_pipe(backend->pipe); break; @@ -4242,7 +4242,7 @@ ChardevReturn *qmp_chardev_add(const char *id, ChardevBackend *backend, case CHARDEV_BACKEND_KIND_UDP: chr = qmp_chardev_open_udp(backend->udp, &local_err); break; -#ifdef HAVE_CHARDEV_TTY +#ifdef HAVE_CHARDEV_PTY case CHARDEV_BACKEND_KIND_PTY: chr = qemu_chr_open_pty(id, ret); break; |