update to 0.20200521git [release 0.20200521git-1mamba;Thu May 21 2020]

gn-0.20200521git-gcc-support.patch

@@ -0,0 +1,18 @@
+diff --git a/build/gen.py b/build/gen.py
+index d2305c8f..811c2e95 100755
+--- a/build/gen.py
++++ b/build/gen.py
+@@ -324,8 +324,11 @@ def WriteGNNinja(path, platform, host, options):
+         ldflags.append('-Wl,--icf=all')
+ 
+       if options.use_lto:
+-        cflags.extend(['-flto', '-fwhole-program-vtables'])
+-        ldflags.extend(['-flto', '-fwhole-program-vtables'])
++        cflags.append('-flto')
++        ldflags.append('-flto')
++        if "clang" in cxx:
++          cflags.append('-fwhole-program-vtables')
++          ldflags.append('-fwhole-program-vtables')
+ 
+     cflags.extend([
+         '-D_FILE_OFFSET_BITS=64',

gn.spec

@@ -1,5 +1,5 @@
 Name:          gn
-Version:       0.20190301git
+Version:       0.20200521git
 Release:       1mamba
 Summary:       A meta-build system that generates build files for Ninja
 Group:         Development/Tools
@@ -9,6 +9,7 @@ Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://gn.googlesource.com/gn/+/master/README.md
 ## GITSOURCE https://gn.googlesource.com/gn.git master
 Source:        https://gn.googlesource.com/gn.git/master/gn-%{version}.tar.bz2
+Patch0:        gn-0.20200521git-gcc-support.patch
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -23,20 +24,31 @@ GN is a meta-build system that generates build files for Ninja.
 
 %prep
 %setup -q
+%patch0 -p1
 
-cat > tools/gn/last_commit_position.h << _EOF
+cat > src/last_commit_position.h << _EOF
 // Generated by build/gen.py.
 
 #ifndef OUT_LAST_COMMIT_POSITION_H_
 #define OUT_LAST_COMMIT_POSITION_H_
 
 #define LAST_COMMIT_POSITION "0 (0)"
+#define LAST_COMMIT_POSITION_NUM 0
 
 #endif  // OUT_LAST_COMMIT_POSITION_H_
 _EOF
 
 %build
-python build/gen.py --no-last-commit-position
+CC=cc CXX=c++ AR=ar \
+CFLAGS="%{optflags} -pthread" \
+CXXFLAGS="%{optflags} -pthread" \
+LDFLAGS="%{optflags} -pthread" \
+python3 build/gen.py \
+  --no-last-commit-position \
+  --no-strip
+
+#  --use-lto
+
 ninja -C out
 
 %check
@@ -55,5 +67,8 @@ install -D -m0755 out/gn %{buildroot}%{_bindir}/gn
 %doc AUTHORS LICENSE
 
 %changelog
+* Thu May 21 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.20200521git-1mamba
+- update to 0.20200521git
+
 * Fri Mar 01 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 0.20190301git-1mamba
 - package created using the webbuild interface