diff options
Diffstat (limited to 'mcon/U/d_waitpid.U')
| -rw-r--r-- | mcon/U/d_waitpid.U | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/mcon/U/d_waitpid.U b/mcon/U/d_waitpid.U index f0e4c53..892eb7d 100644 --- a/mcon/U/d_waitpid.U +++ b/mcon/U/d_waitpid.U @@ -12,7 +12,7 @@ ?RCS: Revision 3.0 1993/08/18 12:08:02 ram ?RCS: Baseline for dist 3.0 netwide release. ?RCS: -?MAKE:d_waitpid: Inlibc +?MAKE:d_waitpid: Trylink cat i_syswait ?MAKE: -pick add $@ %< ?S:d_waitpid: ?S: This variable conditionally defines HAS_WAITPID if waitpid() is @@ -26,6 +26,22 @@ ?H:. ?LINT:set d_waitpid : see if waitpid exists -set waitpid d_waitpid -eval $inlibc +$cat >try.c <<EOC +#include <sys/types.h> +#$i_syswait I_SYS_WAIT +#ifdef I_SYS_WAIT +#include <sys/wait.h> +#endif +int main(void) +{ + static pid_t ret, pid; + static int status, options; + options |= WNOHANG; + options |= WUNTRACED; + ret |= waitpid(pid, &status, options); + return ret ? 0 : 1; +} +EOC +set d_waitpid +eval $trylink |