On Tue, Sep 13, 2011 at 07:48:18AM -0400, Dave Reisner wrote: > On Tue, Sep 13, 2011 at 01:33:08PM +0200, Lukas Fleischer wrote: > > On Tue, Sep 13, 2011 at 07:25:29AM -0400, Dave Reisner wrote: > > > On Tue, Sep 13, 2011 at 07:00:27AM -0400, Dan McGee wrote: > > > > On Tue, Sep 13, 2011 at 6:54 AM, Sergej Pupykin <[email protected]> > > > > wrote: > > > > > > > > > > Hi, > > > > > > > > > > I have got following from "make install DESTDIR=..." > > > > > > > > > > cd /home/sergej/extent/pacman.git/PKG/usr/bin && \ > > > > > ( ln -s repo-add repo-elephant || \ > > > > > ln repo-add repo-elephant || \ > > > > > cp repo-add repo-elephant ) > > > > > ln: failed to create symbolic link `repo-elephant': File exists > > > > > ln: failed to create hard link `repo-elephant': File exists > > > > > cp: `repo-add' and `repo-elephant' are the same file > > > > > make[4]: *** [install-data-hook] Error 1 > > > > > make[4]: Leaving directory `/home2/home/sergej/pacman.git/scripts' > > > > > make[3]: *** [install-data-am] Error 2 > > > > > make[3]: Leaving directory `/home2/home/sergej/pacman.git/scripts' > > > > > make[2]: *** [install-am] Error 2 > > > > > make[2]: Leaving directory `/home2/home/sergej/pacman.git/scripts' > > > > > make[1]: *** [install-recursive] Error 1 > > > > > make[1]: Leaving directory `/home2/home/sergej/pacman.git/scripts' > > > > > make: *** [install-recursive] Error 1 > > > > > > > > > > Problem probably here: > > > > > > > > > > scripts/Makefile.am > > > > > > > > > > install-data-hook: > > > > > cd $(DESTDIR)$(bindir) && \ > > > > > ( $(LN_S) repo-add repo-elephant || \ > > > > > ln repo-add repo-elephant || \ > > > > > cp repo-add repo-elephant ) > > > > > cd $(DESTDIR)$(bindir) && \ > > > > > ( $(LN_S) repo-add repo-remove || \ > > > > > ln repo-add repo-remove || \ > > > > > cp repo-add repo-remove ) > > > > > > > > This probably wasn't tested with existing files in the way since none > > > > of us have done that. Dave, I think we just need to add a `rm -f > > > > <foobar>` call in this command? > > > > > > > > -Dan > > > > > > > > > > Either that or add an -f flag to ln/cp. Not sure if that's portable. > > > > I think we should go with rm(1) [1]. > > > > [1] http://mailman.archlinux.org/pipermail/pacman-dev/2011-June/013562.html > > > > This means that we need to hope that the $(RM) macro does the right > thing on systems where the -f flag doesn't exist for rm.
I actually just double-checked and I can't find any document pointing out that `ln -f` isn't POSIX'ish [1], [2]. *BSD [3], [4] and BusyBox [5] support it as well, so I'm not sure about the rationale behind [6]. [1] http://pubs.opengroup.org/onlinepubs/000095399/utilities/ln.html [2] http://pubs.opengroup.org/onlinepubs/9699919799/utilities/ln.html [3] http://www.openbsd.org/cgi-bin/man.cgi?query=ln [4] http://www.freebsd.org/cgi/man.cgi?query=ln [5] http://busybox.net/downloads/BusyBox.html#ln [6] http://projects.archlinux.org/pacman.git/commit/?id=51ed7dff
