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Diffstat (limited to 'mcon/U/d_setpgrp.U')
-rw-r--r-- | mcon/U/d_setpgrp.U | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/mcon/U/d_setpgrp.U b/mcon/U/d_setpgrp.U new file mode 100644 index 0000000..b11d2d6 --- /dev/null +++ b/mcon/U/d_setpgrp.U @@ -0,0 +1,96 @@ +?RCS: $Id: d_setpgrp.U 167 2013-05-08 17:58:00Z rmanfredi $ +?RCS: +?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi +?RCS: +?RCS: You may redistribute only under the terms of the Artistic License, +?RCS: as specified in the README file that comes with the distribution. +?RCS: You may reuse parts of this distribution only within the terms of +?RCS: that same Artistic License; a copy of which may be found at the root +?RCS: of the source tree for dist 4.0. +?RCS: +?RCS: $Log: d_setpgrp.U,v $ +?RCS: Revision 3.0.1.3 1997/02/28 15:44:16 ram +?RCS: patch61: obsoleted USE_BSDGRP in favor of USE_BSD_SETPGRP +?RCS: patch61: another unit now also defines a USE_BSD_GETPGRP +?RCS: patch61: fallback for test program failure improved +?RCS: +?RCS: Revision 3.0.1.2 1995/07/25 13:59:30 ram +?RCS: patch56: re-arranged compile line to include ldflags before objects +?RCS: +?RCS: Revision 3.0.1.1 1994/10/29 16:15:37 ram +?RCS: patch36: added 'ldflags' to the test compile line (ADO) +?RCS: patch36: call ./usg explicitly instead of relying on PATH +?RCS: +?RCS: Revision 3.0 1993/08/18 12:07:09 ram +?RCS: Baseline for dist 3.0 netwide release. +?RCS: +?MAKE:d_setpgrp d_bsdsetpgrp: Trylink Setvar cat i_unistd +?MAKE: -pick add $@ %< +?S:d_setpgrp: +?S: This variable conditionally defines HAS_SETPGRP if setpgrp() is +?S: available to set the current process group. +?S:. +?S:d_bsdsetpgrp (d_bsdpgrp): +?S: This variable conditionally defines USE_BSD_SETPGRP if +?S: setpgrp needs two arguments whereas USG one needs none. +?S: See also d_setpgid for a POSIX interface. +?S:. +?C:HAS_SETPGRP (SETPGRP): +?C: This symbol, if defined, indicates that the setpgrp routine is +?C: available to set the current process group. +?C:. +?C:USE_BSD_SETPGRP (USE_BSDPGRP BSDPGRP): +?C: This symbol, if defined, indicates that setpgrp needs two +?C: arguments whereas USG one needs none. See also HAS_SETPGID +?C: for a POSIX interface. +?C:. +?H:#$d_setpgrp HAS_SETPGRP /**/ +?H:#$d_bsdsetpgrp USE_BSD_SETPGRP /**/ +?H:. +?LINT:set d_setpgrp d_bsdsetpgrp +: see if setpgrp exists +$cat >try.c <<EOC +#include <sys/types.h> +#$i_unistd I_UNISTD +#ifdef I_UNISTD +#include <unistd.h> +#endif +int main(void) +{ + static pid_t ret, pid, pgrp; + ret |= setpgrp(pid, pgrp); + return ret ? 0 : 1; +} +EOC +cyn="whether you have the BSD flavour of setpgrp()" +set d_bsdsetpgrp +eval $trylink + +case "$d_bsdsetpgrp" in +$define) + val="$define" + set d_setpgrp + eval $setvar + ;; +*) + $cat >try.c <<EOC +#include <sys/types.h> +#$i_unistd I_UNISTD +#ifdef I_UNISTD +#include <unistd.h> +#endif +int main(void) +{ + static pid_t ret; + ret |= setpgrp(); + if (ret) + return 1; + return 0; +} +EOC + cyn="whether you have the USG flavour of setpgrp() then" + set d_setpgrp + eval $trylink + ;; +esac + |