diff options
Diffstat (limited to 'crypto/openssh/openbsd-compat/bsd-waitpid.c')
-rw-r--r-- | crypto/openssh/openbsd-compat/bsd-waitpid.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/crypto/openssh/openbsd-compat/bsd-waitpid.c b/crypto/openssh/openbsd-compat/bsd-waitpid.c new file mode 100644 index 0000000..47b4446 --- /dev/null +++ b/crypto/openssh/openbsd-compat/bsd-waitpid.c @@ -0,0 +1,52 @@ +/* + * 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" + +RCSID("$Id: bsd-waitpid.c,v 1.3 2001/03/26 05:35:34 mouring Exp $"); + +#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); + if (stat_loc) + *stat_loc = (int) statusp.w_status; + + return wait_pid; +} + +#endif /* !HAVE_WAITPID */ |