Am Freitag, den 22.06.2012, 23:40 +0200 schrieb Paul Menzel:
> Am Freitag, den 22.06.2012, 23:18 +0200 schrieb Julien Cristau:
> > On Fri, Jun 22, 2012 at 22:59:37 +0200, Paul Menzel wrote:
> >
> > > Well it looks like LLVM compiler is needed and GCC is not enough.
> > >
> > > $ more configure.ac
> > > […]
> > > gallium_require_llvm() {
> > > if test "x$MESA_LLVM" = x0; then
> > > case "$host_cpu" in
> > > i*86|x86_64) AC_MSG_ERROR([LLVM is required to build $1
> > > on x86 and x86_64]);;
> > > esac
> > > fi
> > > }
> > > […]
> >
> > Read again. In particular what MESA_LLVM means. Hint: it has nothing
> > to do with what compiler is used.
>
> Strange. `dpkg-buildpackage` really aborted with this error. Doing
> `aptitude install llvm` which also installed the following packages
>
> [INSTALLIEREN, ABHÄNGIGKEITEN] llvm-3.1:i386
> [INSTALLIEREN, ABHÄNGIGKEITEN] llvm-3.1-dev:i386
> [INSTALLIEREN, ABHÄNGIGKEITEN] llvm-3.1-runtime:i386
> [INSTALLIEREN, ABHÄNGIGKEITEN] llvm-runtime:i386
>
> and executing `dpkg-buildpackage again solved this issue for me.
>
> Looking at the definition of `MESA_LLVM` it checks for `llvm-config`
>
> if test "x$enable_gallium_llvm" = xyes; then
> AC_PATH_PROG([LLVM_CONFIG], [llvm-config], [no])
>
> if test "x$LLVM_CONFIG" != xno; then
> LLVM_VERSION=`$LLVM_CONFIG --version | sed 's/svn.*//g'`
> LLVM_CFLAGS=`$LLVM_CONFIG --cppflags|sed -e 's/-DNDEBUG\>//g'
> -e 's/-pedantic//g'`
> LLVM_LIBS="`$LLVM_CONFIG --libs`"
>
> LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
> DEFINES="$DEFINES -D__STDC_CONSTANT_MACROS"
> MESA_LLVM=1
> else
> MESA_LLVM=0
> fi
> else
> MESA_LLVM=0
> fi
>
> which is only in package `llvm-3.1`.
>
> $ dpkg -S llvm-config
> llvm-3.1: /usr/lib/llvm-3.1/bin/llvm-config
> llvm-3.1-dev: /usr/lib/llvm-3.1/include/llvm/Config/llvm-config.h
> llvm-2.9: /usr/bin/llvm-config-2.9
> llvm-2.9-dev: /usr/lib/llvm-2.9/include/llvm/Config/llvm-config.h
> llvm-3.1: /usr/share/man/man1/llvm-config-3.1.1.gz
> llvm: /usr/share/man/man1/llvm-config.1.gz
> llvm-3.1: /usr/bin/llvm-config-3.1
> llvm-2.9: /usr/lib/llvm-2.9/bin/llvm-config
> llvm: /usr/bin/llvm-config
> llvm-2.9: /usr/share/man/man1/llvm-config-2.9.1.gz
>
> In llvm-2.9 it is named llvm-config-2.9.1 and therefore is not picked up
> I guess.
>
> $ ls -l /usr/bin/llvm-config
> lrwxrwxrwx 1 root root 31 Jun 22 00:25 /usr/bin/llvm-config ->
> ../lib/llvm-3.1/bin/llvm-config
> $ ls -l /usr/lib/llvm-3.1/bin/llvm-config
> -rwxr-xr-x 1 root root 237356 Mai 21 14:14
> /usr/lib/llvm-3.1/bin/llvm-config
>
> But being a symlink it should have pointed to the 2.9 version before the
> installation.
>
> $ ls -l /usr/lib/llvm-2.9/bin/llvm-config
> -rwxr-xr-x 1 root root 24058 Mai 20 16:39
> /usr/lib/llvm-2.9/bin/llvm-config
>
> So I am not sure what went wrong here. One idea might be, that to get
> these symlinks is to have `llvm` installed.
>
> $ dpkg -L llvm
> /.
> /usr
> /usr/bin
> /usr/share
> /usr/share/man
> /usr/share/man/man1
> /usr/share/doc
> /usr/bin/llvm-extract
> /usr/bin/llc
> /usr/bin/llvm-link
> /usr/bin/llvm-nm
> /usr/bin/llvm-dis
> /usr/bin/llvm-bcanalyzer
> /usr/bin/llvm-ld
> /usr/bin/opt
> /usr/bin/llvmc
> /usr/bin/llvm-ar
> /usr/bin/llvm-ranlib
> /usr/bin/llvm-as
> /usr/bin/bugpoint
> /usr/bin/llvm-prof
> /usr/bin/tblgen
> /usr/bin/llvm-config
> /usr/share/man/man1/llvm-nm.1.gz
> /usr/share/man/man1/tblgen.1.gz
> /usr/share/man/man1/llvmc.1.gz
> /usr/share/man/man1/llvm-config.1.gz
> /usr/share/man/man1/llvm-extract.1.gz
> /usr/share/man/man1/llvmgxx.1.gz
> /usr/share/man/man1/llvm-prof.1.gz
> /usr/share/man/man1/llvm-ld.1.gz
> /usr/share/man/man1/llc.1.gz
> /usr/share/man/man1/opt.1.gz
> /usr/share/man/man1/llvm-ar.1.gz
> /usr/share/man/man1/lit.1.gz
> /usr/share/man/man1/llvm-dis.1.gz
> /usr/share/man/man1/llvm-as.1.gz
> /usr/share/man/man1/llvmgcc.1.gz
> /usr/share/man/man1/llvm-bcanalyzer.1.gz
> /usr/share/man/man1/llvm-link.1.gz
> /usr/share/man/man1/bugpoint.1.gz
> /usr/share/man/man1/llvm-ranlib.1.gz
> /usr/share/doc/llvmSo the build dependency should be on `llvm-dev` which pulls in `llvm` with `llvm-config` the configure script is looking for. Thanks, Paul
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