Major *try* cleanup: introduce $rm_try

[metaconfig.git] / U / perl / i_inttypes.U

?RCS: $Id$
?RCS:
?RCS: Copyright (c) 1998, Jarkko Hietaniemi
?RCS: 
?RCS: You may redistribute only under the terms of the Artistic Licence,
?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 Licence; a copy of which may be found at the root
?RCS: of the source tree for dist 3.0.
?RCS:
?MAKE:i_inttypes: Inhdr cat rm_try Setvar Compile
?MAKE:	-pick add $@ %<
?S:i_inttypes:
?S:     This variable conditionally defines the I_INTTYPES symbol,
?S:     and indicates whether a C program should include <inttypes.h>.
?S:.
?C:I_INTTYPES:
?C:     This symbol, if defined, indicates to the C program that it should
?C:     include <inttypes.h>.
?C:.
?H:#$i_inttypes   I_INTTYPES                /**/
?H:.
?LINT:set i_inttypes
: see if inttypes.h is available
: we want a real compile instead of Inhdr because some systems
: have an inttypes.h which includes non-existent headers
echo " "
$cat >try.c <<EOCP
#include <inttypes.h>
int main() {
	static int32_t foo32 = 0x12345678;
}
EOCP
set try
if eval $compile; then
	echo "<inttypes.h> found." >&4
	val="$define"
else
	echo "<inttypes.h> NOT found." >&4
	val="$undef"
fi
$rm_try
set i_inttypes
eval $setvar