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[bug#42958] [PATCH core-updates 07/29] gnu: gobject-introspection: Add p


From: Danny Milosavljevic
Subject: [bug#42958] [PATCH core-updates 07/29] gnu: gobject-introspection: Add patches back.
Date: Thu, 20 Aug 2020 17:10:28 +0200

From: Raghav Gururajan <raghavgururajan@disroot.org>

* gnu/packages/glib.scm (gobject-introspection): Add patches back.
[source]<origin>[patches]: Add gobject-introspection-cc.patch,
gobject-introspection-girepository.patch and
gobject-introspection-absolute-shlib-path.patch.
* gnu/packages/patches/gobject-introspection-cc.patch: New file.
* gnu/packages/patches/gobject-introspection-girepository.patch: New file.
* gnu/packages/patches/gobject-introspection-absolute-shlib-path.patch: New 
file.
* gnu/local.mk (dist_patch_DATA): Add them.

Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>
---
 gnu/local.mk                                  |   3 +
 gnu/packages/glib.scm                         |   7 +-
 ...ct-introspection-absolute-shlib-path.patch | 166 ++++++++++++++++++
 .../patches/gobject-introspection-cc.patch    |  14 ++
 .../gobject-introspection-girepository.patch  |  25 +++
 5 files changed, 214 insertions(+), 1 deletion(-)
 create mode 100644 
gnu/packages/patches/gobject-introspection-absolute-shlib-path.patch
 create mode 100644 gnu/packages/patches/gobject-introspection-cc.patch
 create mode 100644 
gnu/packages/patches/gobject-introspection-girepository.patch

diff --git a/gnu/local.mk b/gnu/local.mk
index 278879334c..ae708248e8 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1065,6 +1065,9 @@ dist_patch_DATA =                                         
\
   %D%/packages/patches/gnupg-default-pinentry.patch            \
   %D%/packages/patches/gnutls-skip-trust-store-test.patch      \
   %D%/packages/patches/gnutls-cross.patch                      \
+  %D%/packages/patches/gobject-introspection-absolute-shlib-path.patch \
+  %D%/packages/patches/gobject-introspection-cc.patch          \
+  %D%/packages/patches/gobject-introspection-girepository.patch        \
   %D%/packages/patches/go-skip-gc-test.patch                   \
   %D%/packages/patches/gpm-glibc-2.26.patch                    \
   %D%/packages/patches/gpsbabel-minizip.patch                  \
diff --git a/gnu/packages/glib.scm b/gnu/packages/glib.scm
index 1221612fbb..b5a37bb0cd 100644
--- a/gnu/packages/glib.scm
+++ b/gnu/packages/glib.scm
@@ -339,7 +339,12 @@ threads, dynamic loading, and an object system.")
                        name "/" (version-major+minor version) "/"
                        name "-" version ".tar.xz"))
        (sha256
-        (base32 "19vz7vp10h0zj3f491yk72dp89bix6rgkzxg4qcm4d6151ksxgl0"))))
+        (base32 "19vz7vp10h0zj3f491yk72dp89bix6rgkzxg4qcm4d6151ksxgl0"))
+       (patches
+        (search-patches
+         "gobject-introspection-cc.patch"
+         "gobject-introspection-girepository.patch"
+         "gobject-introspection-absolute-shlib-path.patch"))))
     (build-system meson-build-system)
     (arguments
      `(#:glib-or-gtk? #t))   ; To wrap binaries and/or compile schemas
diff --git 
a/gnu/packages/patches/gobject-introspection-absolute-shlib-path.patch 
b/gnu/packages/patches/gobject-introspection-absolute-shlib-path.patch
new file mode 100644
index 0000000000..956fa617c3
--- /dev/null
+++ b/gnu/packages/patches/gobject-introspection-absolute-shlib-path.patch
@@ -0,0 +1,166 @@
+# Names of libraries included in typelib files are opened by dlopen.  Here we 
+# add the full path.
+#
+# This patch was provided by Luca Bruno <lucabru@src.gnome.org>  for 
+# 'gobject-introspection' 1.40.0 in Nix.
+#
+# It has since been updated to work with newer versions of
+# gobject-introspection.
+--- a/giscanner/scannermain.py
++++ b/giscanner/scannermain.py
+@@ -95,6 +95,39 @@ def get_windows_option_group(parser):
+     return group
+ 
+ 
++def _get_default_fallback_libpath():
++    # Newer multiple-output-optimized stdenv has an environment variable
++    # $outputLib which in turn specifies another variable which then is used 
as
++    # the destination for the library contents (${!outputLib}/lib).
++    store_path = os.environ.get(os.environ.get("outputLib")) if "outputLib" 
in os.environ else None
++    if store_path is None:
++        outputs = os.environ.get("outputs", "out").split()
++        if "lib" in outputs:
++            # For multiple output derivations let's try whether there is a 
$lib
++            # environment variable and use that as the base store path.
++            store_path = os.environ.get("lib")
++        elif "out" in outputs:
++            # Otherwise we have a single output derivation, so the libraries
++            # most certainly will end up in "$out/lib".
++            store_path = os.environ.get("out")
++
++    if store_path is not None:
++        # Even if we have a $lib as output, there still should be a $lib/lib
++        # directory.
++        return os.path.join(store_path, 'lib')
++    else:
++        # If we haven't found a possible scenario, let's return an empty 
string
++        # so that the shared library won't be prepended with a path.
++        #
++        # Note that this doesn't mean that all hope is lost, because after all
++        # we can still use --fallback-library-path to set one.
++        #
++        # Also, we're not returning None, because that would make it very
++        # difficult to disable adding fallback paths altogether using 
something
++        # like: --fallback-library-path=""
++        return ""
++
++
+ def _get_option_parser():
+     parser = optparse.OptionParser('%prog [options] sources',
+                                    version='%prog ' + giscanner.__version__)
+@@ -205,6 +238,10 @@ match the namespace prefix.""")
+     parser.add_option("", "--filelist",
+                       action="store", dest="filelist", default=[],
+                       help="file containing headers and sources to be 
scanned")
++    parser.add_option("", "--fallback-library-path",
++                      action="store", dest="fallback_libpath",
++                      default=_get_default_fallback_libpath(),
++                      help="Path to prepend to unknown shared libraries")
+ 
+     group = get_preprocessor_option_group(parser)
+     parser.add_option_group(group)
+--- a/giscanner/shlibs.py
++++ b/giscanner/shlibs.py
+@@ -57,6 +57,14 @@ def _ldd_library_pattern(library_name):
+     $""" % re.escape(library_name), re.VERBOSE)
+ 
+ 
++def _ldd_library_guix_pattern(library_name):
++    store_dir = re.escape(
++      os.environ.get("NIX_STORE", default="/gnu/store")
++    )
++    pattern = r'(%s(?:/[^/]*)+lib%s[^A-Za-z0-9_-][^\s\(\)]*)'
++    return re.compile(pattern % (store_dir, re.escape(library_name)))
++
++
+ # This is a what we do for non-la files. We assume that we are on an
+ # ELF-like system where ldd exists and the soname extracted with ldd is
+ # a filename that can be opened with dlopen().
+@@ -106,7 +112,8 @@ def _resolve_non_libtool(options, binary, libraries):
+             output = output.decode("utf-8", "replace")
+ 
+         shlibs = resolve_from_ldd_output(libraries, output)
+-        return list(map(sanitize_shlib_path, shlibs))
++        fallback_libpath = options.fallback_libpath or "";
++        return list(map(lambda p: os.path.join(fallback_libpath, p), 
map(sanitize_shlib_path, shlibs)))
+ 
+ 
+ def sanitize_shlib_path(lib):
+@@ -115,19 +122,18 @@ def sanitize_shlib_path(lib):
+     # In case we get relative paths on macOS (like @rpath) then we fall
+     # back to the basename as well:
+     # https://gitlab.gnome.org/GNOME/gobject-introspection/issues/222
+-    if sys.platform == "darwin":
+-        if not os.path.isabs(lib):
+-            return os.path.basename(lib)
+-        return lib
+-    else:
++
++    # Always use absolute paths if available
++    if not os.path.isabs(lib):
+         return os.path.basename(lib)
++    return lib
+ 
+ 
+ def resolve_from_ldd_output(libraries, output):
+     patterns = {}
+     for library in libraries:
+         if not os.path.isfile(library):
+-            patterns[library] = _ldd_library_pattern(library)
++            patterns[library] = (_ldd_library_pattern(library), 
_ldd_library_guix_pattern(library))
+     if len(patterns) == 0:
+         return []
+ 
+@@ -139,8 +145,12 @@ def resolve_from_ldd_output(libraries, output):
+         if line.endswith(':'):
+             continue
+         for word in line.split():
+-            for library, pattern in patterns.items():
+-                m = pattern.match(word)
++            for library, (pattern, guix_pattern) in patterns.items():
++                store_dir = os.environ.get("NIX_STORE", default="/gnu/store")
++                if line.find(store_dir) != -1:
++                    m = guix_pattern.match(word)
++                else:
++                    m = pattern.match(word)
+                 if m:
+                     del patterns[library]
+                     shlibs.append(m.group())
+
+--- a/giscanner/utils.py
++++ b/giscanner/utils.py
+@@ -111,17 +111,11 @@ def extract_libtool_shlib(la_file):
+     if dlname is None:
+         return None
+ 
+-    # Darwin uses absolute paths where possible; since the libtool files never
+-    # contain absolute paths, use the libdir field
+-    if platform.system() == 'Darwin':
+-        dlbasename = os.path.basename(dlname)
+-        libdir = _extract_libdir_field(la_file)
+-        if libdir is None:
+-            return dlbasename
+-        return libdir + '/' + dlbasename
+-    # From the comments in extract_libtool(), older libtools had
+-    # a path rather than the raw dlname
+-    return os.path.basename(dlname)
++    dlbasename = os.path.basename(dlname)
++    libdir = _extract_libdir_field(la_file)
++    if libdir is None:
++        return dlbasename
++    return libdir + '/' + dlbasename
+ 
+ 
+ def extract_libtool(la_file):
+--- a/tests/scanner/test_shlibs.py
++++ b/tests/scanner/test_shlibs.py
+@@ -40,6 +64,7 @@ class TestLddParser(unittest.TestCase):
+ 
+         self.assertEqual(
+             sanitize_shlib_path('/foo/bar'),
+-            '/foo/bar' if sys.platform == 'darwin' else 'bar')
++            # Always use an absolute filename for Guix
++            '/foo/bar')
+ 
+     def test_unresolved_library(self):
+output = ''
diff --git a/gnu/packages/patches/gobject-introspection-cc.patch 
b/gnu/packages/patches/gobject-introspection-cc.patch
new file mode 100644
index 0000000000..6a86b56b44
--- /dev/null
+++ b/gnu/packages/patches/gobject-introspection-cc.patch
@@ -0,0 +1,14 @@
+Use gcc as the default C compiler if CC is not set.
+
+diff -ru gobject-introspection-1.58.1.orig/giscanner/__init__.py 
gobject-introspection-1.58.1/giscanner/__init__.py
+--- gobject-introspection-1.58.1.orig/giscanner/__init__.py    1970-01-01 
01:00:00.000000000 +0100
++++ gobject-introspection-1.58.1/giscanner/__init__.py 2018-12-03 
13:33:28.788971299 +0100
+@@ -22,6 +22,8 @@
+ builddir = os.environ.get('UNINSTALLED_INTROSPECTION_BUILDDIR')
+ if builddir is not None:
+     __path__.append(os.path.join(builddir, 'giscanner'))
++if not 'CC' in os.environ:
++    os.environ['CC'] = 'gcc'
+ try:
+     from ._version import __version__
+ except ImportError:
diff --git a/gnu/packages/patches/gobject-introspection-girepository.patch 
b/gnu/packages/patches/gobject-introspection-girepository.patch
new file mode 100644
index 0000000000..380617f27f
--- /dev/null
+++ b/gnu/packages/patches/gobject-introspection-girepository.patch
@@ -0,0 +1,25 @@
+--- a/girepository/gitypelib.c.orig
++++ b/girepository/gitypelib.c
+@@ -2296,7 +2296,22 @@ _g_typelib_do_dlopen (GITypelib *typelib)
+         {
+           GModule *module;
+ 
++          /* 'gobject-introspection' doesn't store the path of shared
++             libraries into '.typelib' and '.gir' files.  Shared
++             libraries are searched for in the dynamic linker search
++             path.  In Guix we patch 'gobject-introspection' such that
++             it stores the absolute path of shared libraries in
++             '.typelib' and '.gir' files.  Here, in order to minimize
++             side effects, we make sure that if the library is not
++             found at the indicated path location, we try with just
++             the basename and the system dynamic library
++             infrastructure, as per default behaviour of the
++             library. */
+           module = load_one_shared_library (shlibs[i]);
++          if (module == NULL && g_path_is_absolute (shlibs[i]))
++            {
++              module = load_one_shared_library (g_basename(shlibs[i]));
++            }
+ 
+           if (module == NULL)
+             {





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