dev-build/ninja: fix LFS (by respecting CPPFLAGS)

Reported by dilfridge w/ x86 build on XFS (which has larger inodes). See
also 280be1cadfdfd607d422dcefa33e9f15bf9c638c.

Bug: https://bugs.gentoo.org/760848
Signed-off-by: Sam James <sam@gentoo.org>

3 files changed, 140 insertions, 0 deletions

diff --git a/dev-build/ninja/files/ninja-cppflags.patch b/dev-build/ninja/files/ninja-cppflags.patch
new file mode 100644
index 000000000000..375f6fce6045
--- /dev/null
+++ b/dev-build/ninja/files/ninja-cppflags.patch
@@ -0,0 +1,21 @@
+Needed for append-lfs-flags to work.
+--- a/configure.py
++++ b/configure.py
+@@ -261,7 +261,7 @@ configure_args = sys.argv[1:]
+ if '--bootstrap' in configure_args:
+     configure_args.remove('--bootstrap')
+ n.variable('configure_args', ' '.join(configure_args))
+-env_keys = set(['CXX', 'AR', 'CFLAGS', 'CXXFLAGS', 'LDFLAGS'])
++env_keys = set(['CXX', 'AR', 'CFLAGS', 'CPPFLAGS', 'CXXFLAGS', 'LDFLAGS'])
+ configure_env = dict((k, os.environ[k]) for k in os.environ if k in env_keys)
+ if configure_env:
+     config_str = ' '.join([k + '=' + pipes.quote(configure_env[k])
+@@ -406,6 +406,8 @@ def shell_escape(str):
+ if 'CFLAGS' in configure_env:
+     cflags.append(configure_env['CFLAGS'])
+     ldflags.append(configure_env['CFLAGS'])
++if 'CPPFLAGS' in configure_env:
++    cflags.append(configure_env['CPPFLAGS'])
+ if 'CXXFLAGS' in configure_env:
+     cflags.append(configure_env['CXXFLAGS'])
+     ldflags.append(configure_env['CXXFLAGS'])
diff --git a/dev-build/ninja/ninja-1.11.1-r5.ebuild b/dev-build/ninja/ninja-1.11.1-r5.ebuild
new file mode 100644
index 000000000000..eae54565f9fc
--- /dev/null
+++ b/dev-build/ninja/ninja-1.11.1-r5.ebuild
@@ -0,0 +1,118 @@
+# Copyright 2012-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..12} )
+
+inherit edo bash-completion-r1 flag-o-matic python-any-r1 toolchain-funcs
+
+if [[ ${PV} == 9999 ]]; then
+	EGIT_REPO_URI="https://github.com/ninja-build/ninja.git"
+	inherit git-r3
+else
+	SRC_URI="https://github.com/ninja-build/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+fi
+
+DESCRIPTION="A small build system similar to make"
+HOMEPAGE="https://ninja-build.org/"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+IUSE="doc test"
+RESTRICT="!test? ( test )"
+
+BDEPEND="
+	${PYTHON_DEPS}
+	dev-util/re2c
+	doc? (
+		app-text/asciidoc
+		app-text/doxygen
+		dev-libs/libxslt
+		media-gfx/graphviz
+	)
+	test? ( dev-cpp/gtest )
+"
+PDEPEND="
+	app-alternatives/ninja
+"
+
+PATCHES=(
+	"${FILESDIR}"/ninja-cflags.patch
+	"${FILESDIR}"/ninja-cppflags.patch
+)
+
+run_for_build() {
+	if tc-is-cross-compiler; then
+		local -x AR=$(tc-getBUILD_AR)
+		local -x CXX=$(tc-getBUILD_CXX)
+		local -x CFLAGS=
+		local -x CXXFLAGS=${BUILD_CXXFLAGS}
+		local -x LDFLAGS=${BUILD_LDFLAGS}
+	fi
+	echo "$@" >&2
+	"$@"
+}
+
+src_compile() {
+	tc-export AR CXX
+
+	# configure.py appends CFLAGS to CXXFLAGS
+	unset CFLAGS
+
+	append-lfs-flags
+
+	run_for_build ${EPYTHON} configure.py --bootstrap --verbose || die
+
+	if tc-is-cross-compiler; then
+		mv ninja ninja-build || die
+		${EPYTHON} configure.py || die
+		./ninja-build -v ninja || die
+	else
+		ln ninja ninja-build || die
+	fi
+
+	if use doc; then
+		./ninja-build -v doxygen manual || die
+	fi
+}
+
+src_test() {
+	if ! tc-is-cross-compiler; then
+		# Bug 485772
+		ulimit -n 2048
+		edo ./ninja -v ninja_test
+		edo ./ninja_test
+	fi
+}
+
+src_install() {
+	dodoc README.md CONTRIBUTING.md
+
+	if use doc; then
+		docinto html
+		dodoc -r doc/doxygen/html/.
+		dodoc doc/manual.html
+	fi
+
+	newbin ninja ninja-reference
+
+	newbashcomp misc/bash-completion ${PN}
+
+	insinto /usr/share/vim/vimfiles/syntax/
+	doins misc/ninja.vim
+
+	echo 'au BufNewFile,BufRead *.ninja set ft=ninja' > "${T}"/ninja.vim || die
+	insinto /usr/share/vim/vimfiles/ftdetect
+	doins "${T}"/ninja.vim
+
+	insinto /usr/share/zsh/site-functions
+	newins misc/zsh-completion _ninja
+}
+
+pkg_postinst() {
+	if ! [[ -e "${EROOT}/usr/bin/ninja" ]]; then
+		ln -s ninja-reference "${EROOT}/usr/bin/ninja" || die
+	fi
+}
diff --git a/dev-build/ninja/ninja-9999.ebuild b/dev-build/ninja/ninja-9999.ebuild
index 4a9cf1f32132..eae54565f9fc 100644
--- a/dev-build/ninja/ninja-9999.ebuild
+++ b/dev-build/ninja/ninja-9999.ebuild
@@ -40,6 +40,7 @@ PDEPEND="
 
 PATCHES=(
 	"${FILESDIR}"/ninja-cflags.patch
+	"${FILESDIR}"/ninja-cppflags.patch
 )
 
 run_for_build() {