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author | Richard W.M. Jones <rjones@redhat.com> | 2009-05-01 11:27:32 +0100 |
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committer | Richard W.M. Jones <rjones@redhat.com> | 2009-05-01 11:27:32 +0100 |
commit | 8c60f5c681b5d7cf90bc798fcaf94cd4e242e27f (patch) | |
tree | de454f599ef753d29bcd46b71f2cfd051032c03d /daemon/dmesg.c | |
parent | 9222136ac9b2e404dba128b1ac74dacaa8bf1038 (diff) | |
download | libguestfs-8c60f5c681b5d7cf90bc798fcaf94cd4e242e27f.tar.gz libguestfs-8c60f5c681b5d7cf90bc798fcaf94cd4e242e27f.tar.xz libguestfs-8c60f5c681b5d7cf90bc798fcaf94cd4e242e27f.zip |
Added dmesg command.
Diffstat (limited to 'daemon/dmesg.c')
-rw-r--r-- | daemon/dmesg.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/daemon/dmesg.c b/daemon/dmesg.c new file mode 100644 index 00000000..2e58eb94 --- /dev/null +++ b/daemon/dmesg.c @@ -0,0 +1,46 @@ +/* libguestfs - the guestfsd daemon + * Copyright (C) 2009 Red Hat Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <config.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <fcntl.h> + +#include "daemon.h" +#include "actions.h" + +char * +do_dmesg (void) +{ + char *out, *err; + int r; + + r = command (&out, &err, "dmesg", NULL); + if (r == -1) { + reply_with_error ("dmesg: %s", err); + free (out); + free (err); + return NULL; + } + free (err); + + return out; /* caller frees */ +} |