From 2db54e1d4a3da8464ca503fc894d8a187346203c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Holger=20Hoffst=C3=A4tte?= <holger@applied-asynchrony.com>
Date: Sun, 26 Apr 2026 23:07:29 +0200
Subject: [PATCH] app-text/ghostscript-gpl: add USE=openmp & fix linking
 against libgomp
MIME-Version: 1.0
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Closes: https://bugs.gentoo.org/973234
Signed-off-by: Holger Hoffstätte <holger@applied-asynchrony.com>
Part-of: https://codeberg.org/gentoo/gentoo/pulls/753
Merges: https://codeberg.org/gentoo/gentoo/pulls/753
Signed-off-by: Sam James <sam@gentoo.org>
---
 .../ghostscript-gpl-10.06.0-openmp.patch      | 24 +++++++++++++++++++
 .../ghostscript-gpl-10.06.0-r2.ebuild         | 14 ++++++++++-
 2 files changed, 37 insertions(+), 1 deletion(-)
 create mode 100644 app-text/ghostscript-gpl/files/ghostscript-gpl-10.06.0-openmp.patch

diff --git a/app-text/ghostscript-gpl/files/ghostscript-gpl-10.06.0-openmp.patch b/app-text/ghostscript-gpl/files/ghostscript-gpl-10.06.0-openmp.patch
new file mode 100644
index 0000000000000..74af0ae3fd126
--- /dev/null
+++ b/app-text/ghostscript-gpl/files/ghostscript-gpl-10.06.0-openmp.patch
@@ -0,0 +1,24 @@
+https://bugs.gentoo.org/973234
+https://bugs.ghostscript.com/show_bug.cgi?id=709373
+
+--- ghostscript-10.06.0/base/unixlink.mak
++++ ghostscript-10.06.0/base/unixlink.mak
+@@ -45,6 +45,9 @@ GS_DOT_O=$(PSOBJ)gs.$(OBJ)
+ # and search paths for them
+ CONFLIBSTR=-pl "&-l%s&s&&" -pL "&-L%s&s&&" -l
+ 
++# detect -fopenmp in CFLAGS
++HAVE_OPENMP := $(shell echo $(CFLAGS) | grep -o '\-fopenmp')
++ 
+ libgs_a_tr=$(GLOBJ)libgs_a.tr
+ GS_A=$(BINDIR)$(D)$(GS).a
+ $(GS_A): $(PSOBJ)gsromfs$(COMPILE_INITS).$(OBJ) \
+@@ -165,7 +168,7 @@ ldt_tr=$(PSOBJ)ldt.tr
+ 
+ $(GS_XE): $(ld_tr) $(gs_tr) $(ECHOGS_XE) $(XE_ALL) $(PSOBJ)gsromfs$(COMPILE_INITS).$(OBJ) \
+           $(UNIXLINK_MAK)
+-	$(ECHOGS_XE) -w $(ldt_tr) -n - $(CCLD) $(GS_LDFLAGS) -o $(GS_XE)
++	$(ECHOGS_XE) -w $(ldt_tr) -n - $(CCLD) $(HAVE_OPENMP) $(GS_LDFLAGS) -o $(GS_XE)
+ 	$(ECHOGS_XE) -a $(ldt_tr) -n -s $(PSOBJ)gsromfs$(COMPILE_INITS).$(OBJ) $(GS_DOT_O) -s
+ 	cat $(gsld_tr) >> $(ldt_tr)
+ 	$(ECHOGS_XE) -a $(ldt_tr) -s - $(EXTRALIBS) $(STDLIBS)
diff --git a/app-text/ghostscript-gpl/ghostscript-gpl-10.06.0-r2.ebuild b/app-text/ghostscript-gpl/ghostscript-gpl-10.06.0-r2.ebuild
index 4b257164b6906..d20ab04b34ce7 100644
--- a/app-text/ghostscript-gpl/ghostscript-gpl-10.06.0-r2.ebuild
+++ b/app-text/ghostscript-gpl/ghostscript-gpl-10.06.0-r2.ebuild
@@ -25,7 +25,7 @@ S="${WORKDIR}/${MY_P}"
 LICENSE="AGPL-3 CPL-1.0"
 SLOT="0/$(ver_cut 1-2)"
 KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~arm64-macos ~x64-macos ~x64-solaris"
-IUSE="cups cpu_flags_arm_neon dbus gtk l10n_de static-libs unicode X"
+IUSE="cups cpu_flags_arm_neon dbus gtk l10n_de openmp static-libs unicode X"
 
 LANGS="ja ko zh-CN zh-TW"
 for X in ${LANGS} ; do
@@ -69,8 +69,17 @@ PATCHES=(
 	"${FILESDIR}"/${PN}-10.06.0-bool-confusion.patch
 	"${FILESDIR}"/${PN}-10.06.0-gcc-14.patch
 	"${FILESDIR}"/${PN}-10.06.0-stdint.patch
+	"${FILESDIR}"/${PN}-10.06.0-openmp.patch
 )
 
+pkg_pretend() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+}
+
+pkg_setup() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
+}
+
 src_prepare() {
 	if [[ -n ${MY_PATCHSET} ]] ; then
 		# apply various patches, many borrowed from Fedora
@@ -138,6 +147,9 @@ src_configure() {
 	# bug #899952
 	append-lfs-flags
 
+	# bug #973234
+	use openmp && append-flags -fopenmp || filter-flags -fopenmp*
+
 	local FONTPATH
 	for path in \
 		"${EPREFIX}"/usr/share/fonts/urw-fonts \