From 3884552b6dd1bdeea1ca82bd23b6736c519ebe90 Mon Sep 17 00:00:00 2001
From: Han Gao <rabenda.cn@gmail.com>
Date: Sun, 27 Mar 2022 21:05:18 +0800
Subject: dev-qt/qtcore: use link option -pthread instead of -lpthread

Bug: https://bugs.gentoo.org/803470
Package-Manager: Portage-3.0.30, Repoman-3.0.3
Signed-off-by: Han Gao <rabenda.cn@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/24711
Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>
---
 dev-qt/qtcore/files/qtcore-5.15.3-pthread.patch | 41 +++++++++++++++++++++++++
 dev-qt/qtcore/qtcore-5.15.3.ebuild              |  4 +++
 2 files changed, 45 insertions(+)
 create mode 100644 dev-qt/qtcore/files/qtcore-5.15.3-pthread.patch

(limited to 'dev-qt/qtcore')

diff --git a/dev-qt/qtcore/files/qtcore-5.15.3-pthread.patch b/dev-qt/qtcore/files/qtcore-5.15.3-pthread.patch
new file mode 100644
index 000000000000..c83c59ac3113
--- /dev/null
+++ b/dev-qt/qtcore/files/qtcore-5.15.3-pthread.patch
@@ -0,0 +1,41 @@
+# Use link option -pthread instead of -lpthread
+
+# https://github.com/riscv-collab/riscv-gcc/issues/12 use Option 4
+# https://stackoverflow.com/questions/23250863/difference-between-pthread-and-lpthread-while-compiling
+# In riscv, "-pthread" equivalent to add link option "--push-state --as-needed -latomic --pop-state"
+
+diff --git a/mkspecs/common/linux.conf b/mkspecs/common/linux.conf
+index 544cc227..add969be 100644
+--- a/mkspecs/common/linux.conf
++++ b/mkspecs/common/linux.conf
+@@ -33,7 +33,7 @@ QMAKE_LIBS_EGL          = -lEGL
+ QMAKE_LIBS_OPENGL       = -lGL
+ QMAKE_LIBS_OPENGL_ES2   = -lGLESv2
+ QMAKE_LIBS_OPENVG       = -lOpenVG
+-QMAKE_LIBS_THREAD       = -lpthread
++QMAKE_LIBS_THREAD       = -pthread
+ QMAKE_LIBS_VULKAN       =
+ 
+ QMAKE_INCDIR_WAYLAND    =
+diff --git a/src/corelib/configure.json b/src/corelib/configure.json
+index 9b5d19d4..da028fb2 100644
+--- a/src/corelib/configure.json
++++ b/src/corelib/configure.json
+@@ -355,7 +355,7 @@
+                     "std::future<int> f = std::async([]() { return 42; });",
+                     "(void)f.get();"
+                 ],
+-                "qmake": "unix:LIBS += -lpthread"
++                "qmake": "unix:LIBS += -pthread"
+             }
+         },
+         "cxx11_random": {
+@@ -466,7 +466,7 @@
+                     "shm_open(\"test\", O_RDWR | O_CREAT | O_EXCL, 0666);",
+                     "shm_unlink(\"test\");"
+                 ],
+-                "qmake": "linux: LIBS += -lpthread -lrt"
++                "qmake": "linux: LIBS += -pthread -lrt"
+             }
+         },
+         "linkat": {
diff --git a/dev-qt/qtcore/qtcore-5.15.3.ebuild b/dev-qt/qtcore/qtcore-5.15.3.ebuild
index 156e4f73b725..8e924cdfabd0 100644
--- a/dev-qt/qtcore/qtcore-5.15.3.ebuild
+++ b/dev-qt/qtcore/qtcore-5.15.3.ebuild
@@ -43,6 +43,10 @@ QT5_GENTOO_PRIVATE_CONFIG=(
 	!:xml
 )
 
+PATCHES=(
+	"${FILESDIR}"/${PN}-5.15.3-pthread.patch # bug 803470
+)
+
 pkg_pretend() {
 	use kernel_linux || return
 	get_running_version
-- 
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