Wierdness in alsa-driver configure script

Wierdness in alsa-driver configure script

[Eliot Blennerhassett]

checking for kernel version... 2.6.28-17-generic
checking for GCC version... ./configure: eval: line 5540: syntax error
near unexpected token `)'
./configure: eval: line 5540: `my_compiler_version=4.3.3-5ubuntu4)'
Kernel compiler:  Used compiler: gcc (Ubuntu 4.3.3-5ubuntu4) 4.3.3


gcc --version gives (yes, it is ugly!):
gcc (Ubuntu 4.3.3-5ubuntu4) 4.3.3
Copyright (C) 2008 Free Software Foundation, Inc.

The following change works for this particular case, but perhaps there
is a better answer?

--- a/configure.in
+++ b/configure.in
@@ -363,7 +363,7 @@ AC_DEFUN([CHECK_COMPILER], [
       ;;
     [[0-9]].[[0-9]]*)
       if test -z "$ac_compiler_version"; then
-        ac_compiler_version="$i"
+        ac_compiler_version=`echo $i | sed -e
's|[[^0-9]]*\([[0-9.]]\+\).*$|\1|'`
       fi
       ;;
     esac

Re: Wierdness in alsa-driver configure script

[Jaroslav Kysela]

On Thu, 11 Feb 2010, Eliot Blennerhassett wrote:

> checking for kernel version... 2.6.28-17-generic
> checking for GCC version... ./configure: eval: line 5540: syntax error
> near unexpected token `)'
> ./configure: eval: line 5540: `my_compiler_version=4.3.3-5ubuntu4)'
> Kernel compiler:  Used compiler: gcc (Ubuntu 4.3.3-5ubuntu4) 4.3.3
>
>
> gcc --version gives (yes, it is ugly!):
> gcc (Ubuntu 4.3.3-5ubuntu4) 4.3.3
> Copyright (C) 2008 Free Software Foundation, Inc.
>
> The following change works for this particular case, but perhaps there
> is a better answer?
>
> --- a/configure.in
> +++ b/configure.in
> @@ -363,7 +363,7 @@ AC_DEFUN([CHECK_COMPILER], [
>       ;;
>     [[0-9]].[[0-9]]*)
>       if test -z "$ac_compiler_version"; then
> -        ac_compiler_version="$i"
> +        ac_compiler_version=`echo $i | sed -e
> 's|[[^0-9]]*\([[0-9.]]\+\).*$|\1|'`
>       fi
>       ;;
>     esac

I applied this change to the alsa-driver git tree. The compiler check is 
not so critical these days.

 					Jaroslav

-----
Jaroslav Kysela <perex@perex.cz>
Linux Kernel Sound Maintainer
ALSA Project, Red Hat, Inc.