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?RCS: $Id$
?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
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