patch::: 1.5.27.jcn1

[lilypond.git] / scripts / lilypond-book.py

diff --git a/scripts/lilypond-book.py b/scripts/lilypond-book.py
index 4e431b030fd3897c2914897e81767e8b5e0726df..fb3e5df785af012665f862afd260d07a0c379441 100644 (file)
--- a/scripts/lilypond-book.py
+++ b/scripts/lilypond-book.py
@@ -51,13 +51,22 @@ program_version = '@TOPLEVEL_VERSION@'
 if program_version == '@' + 'TOPLEVEL_VERSION' + '@':
        program_version = '1.5.18'
 
-#
+# if set, LILYPONDPREFIX must take prevalence
+# if datadir is not set, we're doing a build and LILYPONDPREFIX 
+datadir = '@datadir@'
+
+if os.environ.has_key ('LILYPONDPREFIX') :
+       datadir = os.environ['LILYPONDPREFIX']
+else:
+       datadir = '@datadir@'
+
+while datadir[-1] == os.sep:
+       datadir= datadir[:-1]
+
 # Try to cater for bad installations of LilyPond, that have
 # broken TeX setup.  Just hope this doesn't hurt good TeX
 # setups.  Maybe we should check if kpsewhich can find
 # feta16.{afm,mf,tex,tfm}, and only set env upon failure.
-#
-datadir = '@datadir@'
 environment = {
        'MFINPUTS' : datadir + '/mf:',
        'TEXINPUTS': datadir + '/tex:' + datadir + '/ps:.:',
@@ -66,6 +75,13 @@ environment = {
        'GS_LIB' : datadir + '/ps',
 }
 
+# tex needs lots of memory, more than it gets by default on Debian
+non_path_environment = {
+       'extra_mem_top' : '1000000',
+       'extra_mem_bottom' : '1000000',
+       'pool_size' : '250000',
+}
+
 def setup_environment ():
        for key in environment.keys ():
                val = environment[key]
@@ -73,7 +89,10 @@ def setup_environment ():
                        val = val + os.pathsep + os.environ[key]
                os.environ[key] = val
 
-
+       for key in non_path_environment.keys ():
+               val = non_path_environment[key]
+               print '%s=%s' % (key,val)
+               os.environ[key] = val
 
 include_path = [os.getcwd()]