pyrox.dev
1commit 705dc9a55bd160625d9996e63fc7dc532d0ad0ab
2Author: Alexander V. Nikolaev <avn@avnik.info>
3Date: Sat Feb 6 08:09:06 2016 +0200
4
5 Patch dlopen() to allow direct paths to all required libs
6
7 This patch is NixOS specific
8
9diff --git a/cairocffi/__init__.py b/cairocffi/__init__.py
10index 718aa7f..1a1dcff 100644
11--- a/cairocffi/__init__.py
12+++ b/cairocffi/__init__.py
13@@ -27,20 +27,22 @@ VERSION = '0.7.2'
14 version = '1.10.0'
15 version_info = (1, 10, 0)
16
17+# Use hardcoded soname, because ctypes.util use gcc/objdump which shouldn't be required for runtime
18+_LIBS = {
19+ 'cairo': '@cairo@/lib/libcairo.so.2',
20+ 'glib-2.0': '@glib@/lib/libglib-2.0.so.0',
21+ 'gobject-2.0': '@glib@/lib/libgobject-2.0.so.0',
22+ 'gdk_pixbuf-2.0': '@gdk_pixbuf@/lib/libgdk_pixbuf-2.0.so.0',
23+}
24
25-def dlopen(ffi, *names):
26+def dlopen(ffi, name, *names):
27 """Try various names for the same library, for different platforms."""
28- for name in names:
29- for lib_name in [name, 'lib' + name]:
30- try:
31- path = ctypes.util.find_library(lib_name)
32- if path:
33- lib = ffi.dlopen(path)
34- if lib:
35- return lib
36- except OSError:
37- pass
38- raise OSError("dlopen() failed to load a library: %s" % ' / '.join(names))
39+ path = _LIBS.get(name, None)
40+ if path:
41+ lib = ffi.dlopen(path)
42+ if lib:
43+ return lib
44+ raise OSError("dlopen() failed to load a library: %s as %s" % (name, path))
45
46
47 cairo = dlopen(ffi, 'cairo', 'cairo-2')