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?RCS: $Id: d_getcontext.U 167 2013-05-08 17:58:00Z rmanfredi $
?RCS:
?RCS: Copyright (c) 2012, 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:
?MAKE:d_getcontext: Trylink cat
?MAKE: -pick add $@ %<
?S:d_getcontext:
?S: This variable conditionally defines HAS_GETCONTEXT if getcontext() is
?S: available to save a process context.
?S:.
?C:HAS_GETCONTEXT:
?C: This symbol, if defined, indicates that the getcontext() function is
?C: available to save a process context.
?C:.
?H:#$d_getcontext HAS_GETCONTEXT /**/
?H:.
?LINT:set d_getcontext
: see if getcontext exists
$cat >try.c <<EOC
#include <ucontext.h>
int main(void)
{
int ret;
ucontext_t u;
ret = getcontext(&u);
return ret ? 0 : 1;
}
EOC
cyn=getcontext
set d_getcontext
eval $trylink
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