Re: RFC: build: be robust to missing flex

[Akim Demaille]

Le 10 avr. 2012 à 21:43, Akim Demaille a écrit :

> <0001-build-flex.m4.patch><0002-build-flex.m4-quote-properly.patch><0003-build-flex.m4-check-for-Flex.patch><0004-build-require-Flex.patch>

I have installed these guys in maint.

commit 3d05bae83a2b47b06fdaff9d26495d68e181622d
Author: Akim Demaille <address@hidden>
Date:   Tue Apr 10 20:49:47 2012 +0200

    build: autoconf: update.
    
    * submodules/autoconf: Update.
    There are no changes in data/m4sugar/foreach.m4, and the
    changes in data/m4sugar/m4sugar.m4 are minor.

commit 22cd137bc99f9368a5e3087cef701f8d74d8fd71
Author: Akim Demaille <address@hidden>
Date:   Tue Apr 10 20:58:20 2012 +0200

    build: flex.m4.
    
    * m4/flex.m4: New.
    An exact copy of what is in Autoconf currently.

commit a4e4295ad2c737bb64fc0b1fcb164a15e6b1f281
Author: Akim Demaille <address@hidden>
Date:   Tue Apr 10 21:19:59 2012 +0200

    build: flex.m4: quote properly.
    
    * m4/flex.m4: Use quotes more systematically.

commit 0d49053a75ada3da6de8934fd9f4d08b8deb246a
Author: Akim Demaille <address@hidden>
Date:   Tue Apr 10 21:36:19 2012 +0200

    build: flex.m4: check for Flex.
    
    * m4/flex.m4 (_AC_PROG_LEX_YYTEXT_DECL): Check that $LEX
    supports some of the Flex options, and exclusive start conditions.
    Define FLEX to 'yes'/'', as AC_PROG_CC does for GCC.

commit 10232af80816ac644f8b9d6659bf113026672f53
Author: Akim Demaille <address@hidden>
Date:   Tue Apr 10 21:36:23 2012 +0200

    build: require Flex.
    
    * configure.ac: Require Flex.