diff options
Diffstat (limited to 'nixpkgs/pkgs/development/python-modules/dot2tex/path.patch')
| -rw-r--r-- | nixpkgs/pkgs/development/python-modules/dot2tex/path.patch | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/dot2tex/path.patch b/nixpkgs/pkgs/development/python-modules/dot2tex/path.patch new file mode 100644 index 00000000000..4e05b7a8dff --- /dev/null +++ b/nixpkgs/pkgs/development/python-modules/dot2tex/path.patch @@ -0,0 +1,104 @@ +diff --git a/dot2tex/dotparsing.py b/dot2tex/dotparsing.py +index 391b5dc..6dc77a3 100644 +--- a/dot2tex/dotparsing.py ++++ b/dot2tex/dotparsing.py +@@ -180,18 +180,8 @@ def __find_executables(path): + def find_graphviz(): + """Locate Graphviz's executables in the system. + +- Tries three methods: +- +- First: Windows Registry (Windows only) +- This requires Mark Hammond's pywin32 is installed. +- +- Secondly: Search the path +- It will look for 'dot', 'twopi' and 'neato' in all the directories +- specified in the PATH environment variable. +- +- Thirdly: Default install location (Windows only) +- It will look for 'dot', 'twopi' and 'neato' in the default install +- location under the "Program Files" directory. ++ It will look for 'dot', 'twopi' and 'neato' in ++ @graphviz@/bin. + + It will return a dictionary containing the program names as keys + and their paths as values. +@@ -199,75 +189,9 @@ def find_graphviz(): + If this fails, it returns None. + """ + +- # Method 1 (Windows only) +- # +- if os.sys.platform == 'win32': +- try: +- import win32api, win32con +- +- # Get the GraphViz install path from the registry +- # +- hkey = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE, +- "SOFTWARE\AT&T Research Labs\Graphviz", 0, win32con.KEY_QUERY_VALUE) +- +- path = win32api.RegQueryValueEx(hkey, "InstallPath")[0] +- win32api.RegCloseKey(hkey) +- +- # Now append the "bin" subdirectory: +- # +- path = os.path.join(path, "bin") +- progs = __find_executables(path) +- if progs is not None: +- # print("Used Windows registry") +- return progs +- +- except ImportError: +- # Print a messaged suggesting they install these? +- # +- log.debug('The win32api is not installed') +- pass +- except: +- log.debug('Failed to access the registry key') +- +- # Method 2 (Linux, Windows etc) +- # +- if 'PATH' in os.environ: +- for path in os.environ['PATH'].split(os.pathsep): +- progs = __find_executables(path) +- if progs is not None: +- return progs +- +- # Method 3 (Windows only) +- # +- if os.sys.platform == 'win32': +- # Try and work out the equivalent of "C:\Program Files" on this +- # machine (might be on drive D:, or in a different language) +- # +- if 'PROGRAMFILES' in os.environ: +- # Note, we could also use the win32api to get this +- # information, but win32api may not be installed. +- +- path = os.path.join(os.environ['PROGRAMFILES'], 'ATT', 'GraphViz', 'bin') +- +- else: +- # Just in case, try the default... +- path = r"C:\Program Files\att\Graphviz\bin" +- +- progs = __find_executables(path) +- +- if progs is not None: +- # print("Used default install location") +- return progs +- +- for path in ( +- '/usr/bin', '/usr/local/bin', +- '/opt/local/bin', +- '/opt/bin', '/sw/bin', '/usr/share', +- '/Applications/Graphviz.app/Contents/MacOS/'): +- progs = __find_executables(path) +- if progs is not None: +- # print("Used path") +- return progs ++ progs = __find_executables('@graphviz@/bin') ++ if progs is not None: ++ return progs + + # Failed to find GraphViz + # |