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Diffstat (limited to 'mcon/U/d_popen.U')
-rw-r--r-- | mcon/U/d_popen.U | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/mcon/U/d_popen.U b/mcon/U/d_popen.U new file mode 100644 index 0000000..1200a2e --- /dev/null +++ b/mcon/U/d_popen.U @@ -0,0 +1,42 @@ +?RCS: $Id: d_popen.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_popen.U,v $ +?RCS: Revision 3.0 1993/08/18 12:06:47 ram +?RCS: Baseline for dist 3.0 netwide release. +?RCS: +?MAKE:d_popen: Trylink cat +?MAKE: -pick add $@ %< +?S:d_popen: +?S: This variable conditionally defines HAS_POPEN if popen() is +?S: available to open a pipe from a process. +?S:. +?C:HAS_POPEN (POPEN): +?C: This symbol, if defined, indicates that the popen routine is +?C: available to open a pipe from a process. +?C:. +?H:#$d_popen HAS_POPEN /**/ +?H:. +?LINT:set d_popen +: see if popen exists +$cat >try.c <<EOC +#include <stdio.h> +int main(void) +{ + FILE *f; + + f = popen("command", "mode"); + return f ? 0 : 1; +} +EOC +cyn=popen +set d_popen +eval $trylink + |