Merge branch 'master' into lilypond/translation

[lilypond.git] / scripts / auxiliar / makelsr.py

diff --git a/scripts/auxiliar/makelsr.py b/scripts/auxiliar/makelsr.py
index ca7db5c5b2ca900fe047e6fc21bd91433bbcfa05..a03466310b36cf47d7e91f12c7e6f79422a680d3 100755 (executable)
--- a/scripts/auxiliar/makelsr.py
+++ b/scripts/auxiliar/makelsr.py
@@ -21,13 +21,19 @@ If a snippet is present in both directories, the one
 from %(NEW_LYS)s is preferred.
 ''' % vars ()
 
-LY_HEADER_LSR = '''%% Do not edit this file; it is automatically
+LY_HEADER_LSR = '''%% DO NOT EDIT this file manually; it is automatically
 %% generated from LSR http://lsr.dsi.unimi.it
+%% Make any changes in LSR itself, or in Documentation/snippets/new/ ,
+%% and then run scripts/auxiliar/makelsr.py
+%%
 %% This file is in the public domain.
 '''
 
-LY_HEADER_NEW = '''%% Do not edit this file; it is automatically
+LY_HEADER_NEW = '''%% DO NOT EDIT this file manually; it is automatically
 %% generated from %s
+%% Make any changes in Documentation/snippets/new/
+%% and then run scripts/auxiliar/makelsr.py
+%%
 %% This file is in the public domain.
 ''' % NEW_LYS
 
@@ -59,6 +65,18 @@ if len (sys.argv) >= 2:
 else:
     in_dir = ''
 
+# which convert-ly to use
+if os.path.isfile("out/bin/convert-ly"):
+    conv_path='out/bin/'
+elif os.path.isfile("build/out/bin/convert-ly"):
+    conv_path='build/out/bin/'
+else:
+    conv_path=''
+convert_ly=conv_path+'convert-ly'
+lilypond_bin=conv_path+'lilypond'
+
+print 'using '+convert_ly
+
 unsafe = []
 unconverted = []
 notags_files = []
@@ -83,6 +101,7 @@ def mark_verbatim_section (ly_code):
 lsr_comment_re = re.compile (r'\s*%+\s*LSR.*')
 begin_header_re = re.compile (r'\\header\s*{', re.M)
 ly_new_version_re = re.compile (r'\\version\s*"(.+?)"')
+strip_white_spaces_re = re.compile (r'[ \t]+(?=\n)')
 
 # add tags to ly files from LSR
 def add_tags (ly_code, tags):
@@ -110,6 +129,20 @@ def update_translated_texidoc (m, snippet_path, visited_languages):
     else:
         return m.group (0)
 
+def escape_backslashes_in_header(snippet):
+    # ASSUME: the \header exists.
+    header_char_number_start = snippet.find('\header {')
+    header_char_number_end = snippet.find('} % begin verbatim')
+
+    header = snippet[header_char_number_start:header_char_number_end]
+    # two levels of escaping happening here -- 4\ means 1\
+    # and the 10\ means two \ backslashes (that's 8\ ), and
+    # one backreference to group 1 (that's two 2\ ).
+    new_header = re.sub("@code\{\\\\([a-zA-Z])", "@code{\\\\\\\\\\1", header)
+    escaped_snippet = (snippet[:header_char_number_start] +
+        new_header + snippet[header_char_number_end:])
+    return escaped_snippet
+
 def copy_ly (srcdir, name, tags):
     global unsafe
     global unconverted
@@ -136,17 +169,18 @@ def copy_ly (srcdir, name, tags):
 
     s = mark_verbatim_section (s)
     s = lsr_comment_re.sub ('', s)
+    s = strip_white_spaces_re.sub ('', s)
+    s = escape_backslashes_in_header (s)
     open (dest, 'w').write (s)
 
-    e = os.system ("convert-ly -e '%s'" % dest)
+    e = os.system (convert_ly+(" -d -e '%s'" % dest))
     if e:
         unconverted.append (dest)
     if os.path.exists (dest + '~'):
         os.remove (dest + '~')
     # no need to check snippets from input/new
     if in_dir and in_dir in srcdir:
-        # -V seems to make unsafe snippets fail nicer/sooner
-        e = os.system ("lilypond -V -dno-print-pages -dsafe -o /tmp/lsrtest '%s'" % dest)
+        e = os.system ("%s -dno-print-pages -dsafe -o /tmp/lsrtest '%s'" %(lilypond_bin, dest))
         if e:
             unsafe.append (dest)
 
@@ -200,6 +234,7 @@ def update_ly_in_place (snippet_path):
                                               snippet_path,
                                               visited_languages),
          contents)
+    need_line_break_workaround = False
     for language_code in langdefs.LANGDICT:
         if not language_code in visited_languages:
             base = os.path.splitext (os.path.basename (snippet_path))[0]
@@ -209,7 +244,18 @@ def update_ly_in_place (snippet_path):
                 texidoc_translation = open (texidoc_path).read ()
                 texidoc_translation = texidoc_translation.replace ('\\', '\\\\')
                 contents = begin_header_re.sub ('\\g<0>\n' + texidoc_translation, contents, 1)
+        else:
+            need_line_break_workaround = True
     contents = doctitle_re.sub (doctitle_sub, contents)
+    contents = escape_backslashes_in_header (contents)
+
+    # workaround for a bug in the regex's that I'm not smart
+    # enough to figure out.  -gp
+    if need_line_break_workaround:
+        first_translated = contents.find('%% Translation of')
+        keep = contents[:first_translated+5]
+        contents = keep + contents[first_translated+5:].replace('%% Translation of', '\n%% Translation of')
+
     open (snippet_path, 'w').write (contents)
 
 if in_dir: