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Diffstat (limited to 'mcon/U/orderlib.U')
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1 files changed, 94 insertions, 0 deletions
diff --git a/mcon/U/orderlib.U b/mcon/U/orderlib.U new file mode 100644 index 0000000..2f9435c --- /dev/null +++ b/mcon/U/orderlib.U @@ -0,0 +1,94 @@ +?RCS: $Id: orderlib.U,v 3.0.1.4 1997/02/28 16:18:18 ram Exp $ +?RCS: +?RCS: Copyright (c) 1991-1993, Raphael Manfredi +?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: +?RCS: $Log: orderlib.U,v $ +?RCS: Revision 3.0.1.4 1997/02/28 16:18:18 ram +?RCS: patch61: replaced .a with $_a all over the place +?RCS: patch61: likewise for .o replaced by $_o +?RCS: patch61: now uses the ar located by Loc.U +?RCS: +?RCS: Revision 3.0.1.3 1995/01/11 15:33:04 ram +?RCS: patch45: allows hint files to specify their own value for 'ranlib' +?RCS: +?RCS: Revision 3.0.1.2 1994/10/29 16:26:48 ram +?RCS: patch36: now performs a real small compile for accurate checks (ADO) +?RCS: +?RCS: Revision 3.0.1.1 1994/08/29 16:31:17 ram +?RCS: patch32: use cc variable instead of hardwired 'cc' in 1st compile +?RCS: +?RCS: Revision 3.0 1993/08/18 12:09:26 ram +?RCS: Baseline for dist 3.0 netwide release. +?RCS: +?MAKE:orderlib ranlib: Loc ar cat test rm +cc +ccflags +ldflags +libs _a _o +?MAKE: -pick add $@ %< +?S:orderlib: +?S: This variable is "true" if the components of libraries must be ordered +?S: (with `lorder $* | tsort`) before placing them in an archive. Set to +?S: "false" if ranlib or ar can generate random libraries. +?S:. +?S:ranlib: +?S: This variable is set to the pathname of the ranlib program, if it is +?S: needed to generate random libraries. Set to ":" if ar can generate +?S: random libraries or if random libraries are not supported +?S:. +: see if ar generates random libraries by itself +echo " " +echo "Checking how to generate random libraries on your machine..." >&4 +?X: Some systems (like MIPS) complain when running ar... Others like Ultrix +?X: need an explicit 'ar ts' to add the table of contents. +?X: Still others like Linux run ar ts successfully, but still need ranlib. +?X: This set of tests seems the minimum necessary to check out Linux. +?X: We need to explicitly put the entries in out-of-order so that Sun's ld +?X: will fail. (Otherwise it complains, but gives an exit status of 0.) +echo 'int bar1() { return bar2(); }' > bar1.c +echo 'int bar2() { return 2; }' > bar2.c +$cat > foo.c <<'EOP' +main() { printf("%d\n", bar1()); exit(0); } +EOP +$cc $ccflags -c bar1.c >/dev/null 2>&1 +$cc $ccflags -c bar2.c >/dev/null 2>&1 +$cc $ccflags -c foo.c >/dev/null 2>&1 +$ar rc bar$_a bar2$_o bar1$_o >/dev/null 2>&1 +if $cc $ccflags $ldflags -o foobar foo$_o bar$_a $libs > /dev/null 2>&1 && + ./foobar >/dev/null 2>&1; then + echo "ar appears to generate random libraries itself." + orderlib=false + ranlib=":" +elif $ar ts bar$_a >/dev/null 2>&1 && + $cc $ccflags $ldflags -o foobar foo$_o bar$_a $libs > /dev/null 2>&1 && + ./foobar >/dev/null 2>&1; then + echo "a table of contents needs to be added with 'ar ts'." + orderlib=false + ranlib="$ar ts" +else +?X: Allow hints to specify their own ranlib "script". For instance, on +?X: some NeXT machines, the timestamp put by ranlib is not correct, and this +?X: may raise tedious recompiles for nothing. Therefore, NeXT may add the +?X: ranlib='sleep 5; /bin/ranlib' line in their hints to "fix" that. +?X: (reported by Andreas Koenig <k@franz.ww.tu-berlin.de>) + case "$ranlib" in + :) ranlib='';; + '') + ranlib=`./loc ranlib X /usr/bin /bin /usr/local/bin` + $test -f $ranlib || ranlib='' + ;; + esac + if $test -n "$ranlib"; then + echo "your system has '$ranlib'; we'll use that." + orderlib=false + else + echo "your system doesn't seem to support random libraries" + echo "so we'll use lorder and tsort to order the libraries." + orderlib=true + ranlib=":" + fi +fi +$rm -f foo* bar* + |