From: "Mike Frysinger (vapier)" <vapier@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] gentoo-x86 commit in eclass: toolchain-funcs.eclass
Date: Tue, 01 Dec 2009 04:44:17 +0000 [thread overview]
Message-ID: <E1NFKb3-0003PC-Ta@stork.gentoo.org> (raw)
vapier 09/12/01 04:44:17
Modified: toolchain-funcs.eclass
Log:
tc-has-tls: new thread local storage test function
Revision Changes Path
1.97 eclass/toolchain-funcs.eclass
file : http://sources.gentoo.org/viewcvs.py/gentoo-x86/eclass/toolchain-funcs.eclass?rev=1.97&view=markup
plain: http://sources.gentoo.org/viewcvs.py/gentoo-x86/eclass/toolchain-funcs.eclass?rev=1.97&content-type=text/plain
diff : http://sources.gentoo.org/viewcvs.py/gentoo-x86/eclass/toolchain-funcs.eclass?r1=1.96&r2=1.97
Index: toolchain-funcs.eclass
===================================================================
RCS file: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v
retrieving revision 1.96
retrieving revision 1.97
diff -u -r1.96 -r1.97
--- toolchain-funcs.eclass 27 Nov 2009 21:31:29 -0000 1.96
+++ toolchain-funcs.eclass 1 Dec 2009 04:44:17 -0000 1.97
@@ -1,6 +1,6 @@
# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.96 2009/11/27 21:31:29 vapier Exp $
+# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.97 2009/12/01 04:44:17 vapier Exp $
# @ECLASS: toolchain-funcs.eclass
# @MAINTAINER:
@@ -170,6 +170,35 @@
return $([[ ${host} == *-mint* ]])
}
+# @FUNCTION: tc-has-tls
+# @USAGE: [-s|-c|-l] [toolchain prefix]
+# @DESCRIPTION:
+# See if the toolchain supports thread local storage (TLS). Use -s to test the
+# compiler, -c to also test the assembler, and -l to also test the C library
+# (the default).
+tc-has-tls() {
+ local base="${T}/test-tc-tls"
+ cat <<-EOF > "${base}.c"
+ int foo(int *i) {
+ static __thread int j = 0;
+ return *i ? j : *i;
+ }
+ EOF
+ local flags
+ case $1 in
+ -s) flags="-S";;
+ -c) flags="-c";;
+ -l) ;;
+ -*) die "Usage: tc-has-tls [-c|-l] [toolchain prefix]";;
+ esac
+ : ${flags:=-fPIC -shared -Wl,-z,defs}
+ [[ $1 == -* ]] && shift
+ $(tc-getCC "$@") ${flags} "${base}.c" -o "${base}" >&/dev/null
+ local ret=$?
+ rm -f "${base}"*
+ return ${ret}
+}
+
# Parse information from CBUILD/CHOST/CTARGET rather than
# use external variables from the profile.
next reply other threads:[~2009-12-01 4:44 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-01 4:44 Mike Frysinger (vapier) [this message]
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2015-05-28 7:51 [gentoo-commits] gentoo-x86 commit in eclass: toolchain-funcs.eclass Mike Frysinger (vapier)
2015-04-13 5:38 Mike Frysinger (vapier)
2015-03-31 4:27 Mike Frysinger (vapier)
2015-03-16 21:12 Mike Frysinger (vapier)
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2014-10-15 22:52 Anthony G. Basile (blueness)
2014-10-15 22:30 Anthony G. Basile (blueness)
2014-10-15 22:27 Anthony G. Basile (blueness)
2014-01-17 3:46 Mike Frysinger (vapier)
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2013-10-12 21:31 Mike Frysinger (vapier)
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2011-12-10 19:45 Mike Frysinger (vapier)
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2009-09-02 20:08 Fabian Groffen (grobian)
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2009-05-24 7:25 Fabian Groffen (grobian)
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2009-04-04 17:17 Fabian Groffen (grobian)
2009-03-28 11:09 Mike Frysinger (vapier)
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2009-02-25 0:25 Joshua Kinard (kumba)
2009-01-27 23:35 Mike Frysinger (vapier)
2009-01-08 11:06 Gordon Malm (gengor)
2009-01-08 9:56 Gordon Malm (gengor)
2009-01-08 6:33 Gordon Malm (gengor)
2009-01-08 3:46 Gordon Malm (gengor)
2008-09-16 6:40 Mike Frysinger (vapier)
2008-07-03 5:26 Donnie Berkholz (dberkholz)
2008-06-01 8:56 Alexis Ballier (aballier)
2008-04-16 14:16 Mike Frysinger (vapier)
2008-01-02 1:01 Mike Frysinger (vapier)
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