Support converting PostScript to PDF files using ghostview. (Stefan Reichor)

4 files changed, 75 insertions, 2 deletions

diff --git a/src/engine/MANIFEST.in b/src/engine/MANIFEST.in
index 8bed06f..02646ac 100644
--- a/src/engine/MANIFEST.in
+++ b/src/engine/MANIFEST.in
@@ -43,6 +43,7 @@ SCons/Tool/g77.py
 SCons/Tool/gas.py
 SCons/Tool/gcc.py
 SCons/Tool/gnulink.py
+SCons/Tool/gs.py
 SCons/Tool/javac.py
 SCons/Tool/jar.py
 SCons/Tool/icc.py
diff --git a/src/engine/SCons/Tool/__init__.py b/src/engine/SCons/Tool/__init__.py
index 9e6d450..27ef3e1 100644
--- a/src/engine/SCons/Tool/__init__.py
+++ b/src/engine/SCons/Tool/__init__.py
@@ -201,7 +201,7 @@ def tool_list(platform, env):
             cxx_compiler = FindTool(['g++'], env)
         
     other_tools = FindAllTools(['BitKeeper', 'CVS',
-                                'dvipdf', 'dvips',
+                                'dvipdf', 'dvips', 'gs',
                                 'jar', 'javac',
                                 'latex', 'lex',
                                 'pdflatex', 'pdftex', 'Perforce',
diff --git a/src/engine/SCons/Tool/dvipdf.py b/src/engine/SCons/Tool/dvipdf.py
index 3f4198f..b4da3c7 100644
--- a/src/engine/SCons/Tool/dvipdf.py
+++ b/src/engine/SCons/Tool/dvipdf.py
@@ -46,7 +46,10 @@ def generate(env):
 
     env['DVIPDF']      = 'dvipdf'
     env['DVIPDFFLAGS'] = ''
-    env['PDFCOM']      = '$DVIPDF $DVIPDFFLAGS $SOURCES $TARGET'
+    env['DVIPDFCOM']   = '$DVIPDF $DVIPDFFLAGS $SOURCES $TARGET'
+
+    # Deprecated synonym.
+    env['PDFCOM']      = '$DVIPDFCOM'
 
 def exists(env):
     return env.Detect('dvipdf')
diff --git a/src/engine/SCons/Tool/gs.py b/src/engine/SCons/Tool/gs.py
new file mode 100644
index 0000000..5aa83d5
--- /dev/null
+++ b/src/engine/SCons/Tool/gs.py
@@ -0,0 +1,69 @@
+"""SCons.Tool.gs
+
+Tool-specific initialization for Ghostscript.
+
+There normally shouldn't be any need to import this module directly.
+It will usually be imported through the generic SCons.Tool.Tool()
+selection method.
+
+"""
+
+#
+# __COPYRIGHT__
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+
+__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
+
+import SCons.Defaults
+import SCons.Platform
+
+# Ghostscript goes by different names on different platforms...
+platform = SCons.Platform.platform_default()
+
+if platform == 'os2':
+    gs = 'gsos2'
+elif platform == 'cygwin' or platform == 'win32':
+    gs = 'gswin32c'
+else:
+    gs = 'gs'
+
+def generate(env):
+    """Add Builders and construction variables for Ghostscript to an
+    Environment."""
+    try:
+        bld = env['BUILDERS']['PDF']
+    except KeyError:
+        bld = SCons.Defaults.PDF()
+        env['BUILDERS']['PDF'] = bld
+
+    bld.add_action('.ps', '$GSCOM')
+
+    env['GS']      = gs
+    env['GSFLAGS'] = '-dNOPAUSE -dBATCH -sDEVICE=pdfwrite'
+    env['GSCOM']   = '$GS $GSFLAGS -sOutputFile=$TARGET $SOURCES'
+
+
+def exists(env):
+    if env.has_key('PS2PDF'):
+        return env.Detect(env['PS2PDF'])
+    else:
+        return env.Detect(gs) or SCons.Util.WhereIs(gs)