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-rw-r--r--mcon/U/d_sgndchr.U39
1 files changed, 15 insertions, 24 deletions
diff --git a/mcon/U/d_sgndchr.U b/mcon/U/d_sgndchr.U
index 95ec164..3221ff6 100644
--- a/mcon/U/d_sgndchr.U
+++ b/mcon/U/d_sgndchr.U
@@ -1,11 +1,11 @@
-?RCS: $Id: d_sgndchr.U 1 2006-08-24 12:32:52Z rmanfredi $
+?RCS: $Id: d_sgndchr.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 Licence,
+?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 Licence; a copy of which may be found at the root
+?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_sgndchr.U,v $
@@ -18,7 +18,7 @@
?RCS: Revision 3.0 1993/08/18 12:07:16 ram
?RCS: Baseline for dist 3.0 netwide release.
?RCS:
-?MAKE:d_sgndchr: cat rm +cc +ccflags Setvar
+?MAKE:d_sgndchr: Trylink cat
?MAKE: -pick add $@ %<
?S:d_sgndchr:
?S: This variable conditionally defines the SIGNEDCHAR symbol, which
@@ -31,29 +31,20 @@
?C:.
?H:#$d_sgndchr SIGNEDCHAR /**/
?H:.
-?F:!try
?LINT:set d_sgndchr
: check for signed chars
-echo " "
-echo "Checking to see if your C compiler can do signed chars..." >&4
-$cat >try.c <<'EOCP'
-int main()
+$cat >try.c <<EOC
+int main(void)
{
- char c = 0;
-
- c--;
- exit(c >= 0);
+ switch (1) {
+ case 0:
+ case ((char) -1 < 0):
+ break;
+ }
+ return 0;
}
-EOCP
-$cc $ccflags -o try try.c
-if ./try; then
- val="$define"
- echo "It certainly can."
-else
- val="$undef"
- echo "It can't. I'll have to make some things type short."
-fi
+EOC
+cyn="whether your C compiler can do signed chars"
set d_sgndchr
-eval $setvar
-$rm -f try*
+eval $trylink