diff options
author | Ben Lindstrom <mouring@eviladmin.org> | 2000-11-05 09:08:45 +0000 |
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committer | Ben Lindstrom <mouring@eviladmin.org> | 2000-11-05 09:08:45 +0000 |
commit | 67e21e1eb2366f4598f8ee483dfbacc92010a687 (patch) | |
tree | 7d62334093443926fdef24bcc4ceb9a84a9eb7d6 /bsd-waitpid.c | |
parent | fd496053df95abd3046a46729b1a12ae540b07ad (diff) |
- (bal) Reworked NEWS-OS and NeXT ports to extract waitpid() and
setsid() into more common files
Diffstat (limited to 'bsd-waitpid.c')
-rw-r--r-- | bsd-waitpid.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/bsd-waitpid.c b/bsd-waitpid.c new file mode 100644 index 00000000..fb17063a --- /dev/null +++ b/bsd-waitpid.c @@ -0,0 +1,48 @@ +/* + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "includes.h" + +#ifndef HAVE_WAITPID +#include <errno.h> +#include <sys/wait.h> +#include <bsd-waitpid.h> + +pid_t +waitpid(int pid, int *stat_loc, int options) +{ + union wait statusp; + pid_t wait_pid; + + if (pid <= 0) { + if (pid != -1) { + errno = EINVAL; + return -1; + } + pid = 0; /* wait4() wants pid=0 for indiscriminate wait. */ + } + wait_pid = wait4(pid, &statusp, options, NULL); + stat_loc = (int *)statusp.w_status; + return wait_pid; +} + +#endif /* !HAVE_WAITPID */ |