[jhbuild] Add flex/bison to sanity check.

[Paolo Borelli <pborelli src gnome org>]

commit 9bed9ed1ef7314d73334f34e55ff127bda09f4a9
Author: Paolo Borelli <pborelli gnome org>
Date:   Sat Mar 19 22:59:27 2011 +0100

    Add flex/bison to sanity check.
    
    They are needed by gobject-introspection, Vala and others.

 jhbuild/commands/sanitycheck.py |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/jhbuild/commands/sanitycheck.py b/jhbuild/commands/sanitycheck.py
index 615c1a0..cf40f8b 100644
--- a/jhbuild/commands/sanitycheck.py
+++ b/jhbuild/commands/sanitycheck.py
@@ -151,4 +151,10 @@ class cmd_sanitycheck(Command):
             except:
                 uprint(_('Could not check git program'))
 
+        # check for flex/bison:
+        if not inpath('flex', os.environ['PATH'].split(os.pathsep)):
+            uprint(_('%s not found') % 'flex')
+        if not inpath('bison', os.environ['PATH'].split(os.pathsep)):
+            uprint(_('%s not found') % 'bison')
+
 register_command(cmd_sanitycheck)