sci-mathematics/cvc4: fix musl build

Closes: https://bugs.gentoo.org/839402
Signed-off-by: Alfredo Tupone <tupone@gentoo.org>

2 files changed, 89 insertions, 2 deletions

diff --git a/sci-mathematics/cvc4/cvc4-1.8-r5.ebuild b/sci-mathematics/cvc4/cvc4-1.8-r5.ebuild
index 6de0fc9372aa..4870f7af7ba6 100644
--- a/sci-mathematics/cvc4/cvc4-1.8-r5.ebuild
+++ b/sci-mathematics/cvc4/cvc4-1.8-r5.ebuild
@@ -11,6 +11,8 @@ DESCRIPTION="Automatic theorem prover for satisfiability modulo theories (SMT) p
 HOMEPAGE="https://cvc4.github.io/"
 SRC_URI="https://github.com/CVC4/CVC4-archived/archive/refs/tags/${PV}.tar.gz -> ${P}.tar.gz"
 
+S="${WORKDIR}"/${PN^^}-archived-${PV}
+
 LICENSE="GPL-2"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
@@ -28,8 +30,6 @@ BDEPEND="$(python_gen_any_dep '
 	')
 "
 
-S="${WORKDIR}"/${PN^^}-archived-${PV}
-
 PATCHES=(
 	"${FILESDIR}"/${P}-gentoo.patch
 	"${FILESDIR}"/${P}-toml.patch
@@ -40,6 +40,13 @@ python_check_deps() {
 	python_has_version "dev-python/tomli[${PYTHON_USEDEP}]"
 }
 
+src_prepare() {
+	cmake_src_prepare
+	if use elibc_musl ; then
+		eapply "${FILESDIR}"/${P}-musl.patch
+	fi
+}
+
 src_configure() {
 	local mycmakeargs=(
 		-DANTLR_BINARY=/usr/bin/antlr3
diff --git a/sci-mathematics/cvc4/files/cvc4-1.8-musl.patch b/sci-mathematics/cvc4/files/cvc4-1.8-musl.patch
new file mode 100644
index 000000000000..3448f9bab64f
--- /dev/null
+++ b/sci-mathematics/cvc4/files/cvc4-1.8-musl.patch
@@ -0,0 +1,80 @@
+--- a/src/prop/bvminisat/simp/Main.cc	2024-05-20 14:52:26.827202665 +0200
++++ b/src/prop/bvminisat/simp/Main.cc	2024-05-20 14:53:05.967758613 +0200
+@@ -80,11 +80,6 @@
+         setUsageHelp("USAGE: %s [options] <input-file> <result-output-file>\n\n  where input may be either in plain or gzipped DIMACS.\n");
+         // printf("This is MiniSat 2.0 beta\n");
+         
+-#if defined(__linux__)
+-        fpu_control_t oldcw, newcw;
+-        _FPU_GETCW(oldcw); newcw = (oldcw & ~_FPU_EXTENDED) | _FPU_DOUBLE; _FPU_SETCW(newcw);
+-        printf("WARNING: for repeatability, setting FPU to use double precision\n");
+-#endif
+         // Extra options:
+         //
+         IntOption    verb   ("MAIN", "verb",   "Verbosity level (0=silent, 1=some, 2=more).", 1, IntRange(0, 2));
+--- a/src/prop/bvminisat/core/Main.cc	2024-05-20 14:52:35.361105845 +0200
++++ b/src/prop/bvminisat/core/Main.cc	2024-05-20 14:53:27.116518689 +0200
+@@ -80,11 +80,6 @@
+         setUsageHelp("USAGE: %s [options] <input-file> <result-output-file>\n\n  where input may be either in plain or gzipped DIMACS.\n");
+         // printf("This is MiniSat 2.0 beta\n");
+         
+-#if defined(__linux__)
+-        fpu_control_t oldcw, newcw;
+-        _FPU_GETCW(oldcw); newcw = (oldcw & ~_FPU_EXTENDED) | _FPU_DOUBLE; _FPU_SETCW(newcw);
+-        printf("WARNING: for repeatability, setting FPU to use double precision\n");
+-#endif
+         // Extra options:
+         //
+         IntOption    verb   ("MAIN", "verb",   "Verbosity level (0=silent, 1=some, 2=more).", 1, IntRange(0, 2));
+--- a/src/prop/minisat/simp/Main.cc	2024-05-20 14:52:44.044007338 +0200
++++ b/src/prop/minisat/simp/Main.cc	2024-05-20 14:53:39.356379840 +0200
+@@ -81,11 +81,6 @@
+         setUsageHelp("USAGE: %s [options] <input-file> <result-output-file>\n\n  where input may be either in plain or gzipped DIMACS.\n");
+         // printf("This is MiniSat 2.0 beta\n");
+         
+-#if defined(__linux__)
+-        fpu_control_t oldcw, newcw;
+-        _FPU_GETCW(oldcw); newcw = (oldcw & ~_FPU_EXTENDED) | _FPU_DOUBLE; _FPU_SETCW(newcw);
+-        printf("WARNING: for repeatability, setting FPU to use double precision\n");
+-#endif
+         // Extra options:
+         //
+         IntOption    verb   ("MAIN", "verb",   "Verbosity level (0=silent, 1=some, 2=more).", 1, IntRange(0, 2));
+--- a/src/prop/minisat/core/Main.cc	2024-05-20 14:52:50.063939036 +0200
++++ b/src/prop/minisat/core/Main.cc	2024-05-20 14:53:53.834215599 +0200
+@@ -79,11 +79,6 @@
+         setUsageHelp("USAGE: %s [options] <input-file> <result-output-file>\n\n  where input may be either in plain or gzipped DIMACS.\n");
+         // printf("This is MiniSat 2.0 beta\n");
+         
+-#if defined(__linux__)
+-        fpu_control_t oldcw, newcw;
+-        _FPU_GETCW(oldcw); newcw = (oldcw & ~_FPU_EXTENDED) | _FPU_DOUBLE; _FPU_SETCW(newcw);
+-        printf("WARNING: for repeatability, setting FPU to use double precision\n");
+-#endif
+         // Extra options:
+         //
+         IntOption    verb   ("MAIN", "verb",   "Verbosity level (0=silent, 1=some, 2=more).", 1, IntRange(0, 2));
+--- a/src/prop/bvminisat/utils/System.h	2024-05-20 14:54:23.301881326 +0200
++++ b/src/prop/bvminisat/utils/System.h	2024-05-20 14:54:42.030668881 +0200
+@@ -21,9 +21,6 @@
+ #ifndef BVMinisat_System_h
+ #define BVMinisat_System_h
+ 
+-#if defined(__linux__)
+-#include <fpu_control.h>
+-#endif
+ 
+ #include "prop/bvminisat/mtl/IntTypes.h"
+ 
+--- a/src/prop/minisat/utils/System.h	2024-05-20 14:54:28.650820656 +0200
++++ b/src/prop/minisat/utils/System.h	2024-05-20 14:54:55.435516829 +0200
+@@ -21,9 +21,6 @@
+ #ifndef Minisat_System_h
+ #define Minisat_System_h
+ 
+-#if defined(__linux__)
+-#include <fpu_control.h>
+-#endif
+ 
+ #include "prop/minisat/mtl/IntTypes.h"
+