On Wed, Jun 21, 2017 at 04:02:29PM +0200, Nicolas Iooss wrote: > On Wed, Jun 21, 2017 at 3:42 PM, Stephen Smalley <sds@xxxxxxxxxxxxx> wrote: > > On Wed, 2017-06-21 at 11:38 +0200, Laurent Bigonville wrote: > >> Hello, > >> > >> Le 14/11/16 à 22:28, Nicolas Iooss a écrit : > >> > When linking with -Wl,-no-undefined in LDFLAGS (in order to find > >> > possible link-time errors), the Ruby wrapper module needs to be > >> > linked > >> > with the libruby.so which is used by $(RUBY). Introduce a new > >> > RUBYLIBS > >> > variable to find this library. > >> > > >> > Signed-off-by: Nicolas Iooss <nicolas.iooss@xxxxxxx> > >> > --- > >> > libselinux/src/Makefile | 3 ++- > >> > libsemanage/src/Makefile | 3 ++- > >> > 2 files changed, 4 insertions(+), 2 deletions(-) > >> > > >> > diff --git a/libselinux/src/Makefile b/libselinux/src/Makefile > >> > index 4fe1f7002181..82a1010af2d8 100644 > >> > --- a/libselinux/src/Makefile > >> > +++ b/libselinux/src/Makefile > >> > @@ -15,6 +15,7 @@ INCLUDEDIR ?= $(PREFIX)/include > >> > PYINC ?= $(shell $(PKG_CONFIG) --cflags $(PYPREFIX)) > >> > PYSITEDIR ?= $(DESTDIR)$(shell $(PYTHON) -c 'import site; > >> > print(site.getsitepackages()[0])') > >> > RUBYINC ?= $(shell $(RUBY) -e 'puts "-I" + > >> > RbConfig::CONFIG["rubyarchhdrdir"] + " -I" + > >> > RbConfig::CONFIG["rubyhdrdir"]') > >> > +RUBYLIBS ?= $(shell $(RUBY) -e 'puts "-L" + > >> > RbConfig::CONFIG["libdir"] + " -lruby"') > >> > >> I'm trying to package 2.7-rc2 in debian and unfortunately this is > >> not > >> working out of the box for me. The library is not installed as > >> -lruby > >> but as -lruby-2.3 (for ruby 2.3). In addition the lib is not > >> installed > >> in /usr/lib. > >> > >> I can see in the RbConfig::CONFIG hash a key called LIBRUBYARG_SHARED > >> or > >> LIBRUBYARG which contains "-lruby-2.3". Also I see a "archlibdir" or > >> "sitearchlibdir" key which contains the correct path to the lib (the > >> multiarch path) > >> > >> RUBYLIBS ?= $(shell $@ -e 'puts "-L" + RbConfig::CONFIG["archlibdir"] > >> + > >> " " + RbConfig::CONFIG["LIBRUBYARG_SHARED"]') > >> > >> Could this be a possible alternatives for the other distributions? > > > > Assuming you mean $(RUBY) rather than $@ above, that works for me on > > Fedora: > > $ ruby -e 'puts "-L" + RbConfig::CONFIG["archlibdir"] + " " + > > RbConfig::CONFIG["LIBRUBYARG_SHARED"]' > > -L/usr/lib64 -lruby > > On Arch Linux: > > $ ruby -e 'puts RbConfig::CONFIG["LIBRUBYARG"]' > -lruby > $ ruby -e 'puts RbConfig::CONFIG["LIBRUBYARG_SHARED"]' > -lruby > $ ruby -e 'puts RbConfig::CONFIG["archlibdir"]' > /usr/lib/x86_64-linux > $ ls -l /usr/lib/x86_64-linux/libruby.so > ls: cannot access '/usr/lib/x86_64-linux/libruby.so': No such file or directory > $ ruby -e 'puts RbConfig::CONFIG["libdir"]' > /usr/lib > $ ls -l /usr/lib/libruby.so > lrwxrwxrwx 1 root root 16 2017-04-22 15:40 /usr/lib/libruby.so -> > libruby.so.2.4.1* > > So replacing -lruby with RbConfig::CONFIG["LIBRUBYARG_SHARED"] and > adding "-L" + RbConfig::CONFIG["archlibdir"] in RUBYLIBS definition > seem to work fine. > > Nicolas Heres gentoo: $ ruby -e 'puts RbConfig::CONFIG["LIBRUBYARG"]' -lruby21 $ ruby -e 'puts RbConfig::CONFIG["LIBRUBYARG_SHARED"]' -lruby21 $ ruby -e 'puts RbConfig::CONFIG["archlibdir"]' /usr/lib64/x86_64-linux $ stat /usr/lib64/x86_64-linux stat: cannot stat '/usr/lib64/x86_64-linux': No such file or directory $ ruby -e 'puts RbConfig::CONFIG["libdir"]' /usr/lib64 $ ls -l /usr/lib64/libruby2* -rw-r--r--. 1 root root 4078832 May 8 16:27 /usr/lib64/libruby21-static.a lrwxrwxrwx. 1 root root 18 May 8 16:27 /usr/lib64/libruby21.so -> libruby21.so.2.1.0* lrwxrwxrwx. 1 root root 18 May 8 16:27 /usr/lib64/libruby21.so.2.1 -> libruby21.so.2.1.0* -rwxr-xr-x. 1 root root 2506160 May 8 16:27 /usr/lib64/libruby21.so.2.1.0* -rw-r--r--. 1 root root 4588894 May 6 12:28 /usr/lib64/libruby22-static.a lrwxrwxrwx. 1 root root 18 May 6 12:28 /usr/lib64/libruby22.so -> libruby22.so.2.2.0* lrwxrwxrwx. 1 root root 18 May 6 12:28 /usr/lib64/libruby22.so.2.2 -> libruby22.so.2.2.0* -rwxr-xr-x. 1 root root 2622488 May 6 12:28 /usr/lib64/libruby22.so.2.2.0* $ qlist -Iv ruby ... dev-lang/ruby-2.1.9 dev-lang/ruby-2.2.6
