sci-libs/lrslib: add 073

Reroll the CFLAGS/LDFLAGS patch, and add a duct-tape test suite.

Signed-off-by: Michael Orlitzky <mjo@gentoo.org>

3 files changed, 267 insertions, 0 deletions

diff --git a/sci-libs/lrslib/Manifest b/sci-libs/lrslib/Manifest
index 65ee490c9030..3c5ad748cda7 100644
--- a/sci-libs/lrslib/Manifest
+++ b/sci-libs/lrslib/Manifest
@@ -1 +1,2 @@
 DIST lrslib-071b.tar.gz 466789 BLAKE2B 57a8abd9d203b1cdc62d6848afa77aa6912d9d720a0dedfbe72ca602ad8ba36d13160f7da7d719e3fa140ba2cb6432d20590ae9ea9b1f66bc2e24c393d9fe1bd SHA512 feafc5726e66c977e917f0b59ae950cdb98dbd84639885b487930aab2a89a7f067a3f39c381acc3eae7206b91255e1befa5551488d8816afc0f8054d801eb539
+DIST lrslib-073.tar.gz 4566562 BLAKE2B b3906b29d8b35452319af1d81184f3e49f9c74cdc8fadfdb7e0bd13797acecc0f21d0b375fbe7c00ff585bb51c0571003c131af8d732929ebb1d4ca3dc0d23ea SHA512 8966ed12f7dd9f178949bf51c64e75e4850bda5b77be1c6e525f77baef1bc0f5fbee69b09f6a4ee858532831a4c4ae4461eb598e635fae7aaa8d02bf145140b9
diff --git a/sci-libs/lrslib/files/lrslib-073-cflags-ldflags.patch b/sci-libs/lrslib/files/lrslib-073-cflags-ldflags.patch
new file mode 100644
index 000000000000..d4d04f0f00c4
--- /dev/null
+++ b/sci-libs/lrslib/files/lrslib-073-cflags-ldflags.patch
@@ -0,0 +1,169 @@
+diff --git a/makefile b/makefile
+index 8142044..1c26969 100755
+--- a/makefile
++++ b/makefile
+@@ -35,7 +35,7 @@ LRSOBJ2=lrslib2.o lrslong2.o
+ 
+ #legacy lrs and mplrs
+ #CFLAGS     = -g -Wall -I ${ARITH} 
+-CFLAGS     = -O3 -Wall -I ${ARITH} 
++CFLAGS     += -I ${ARITH}
+ 
+ #use this if you want only output file contain data between begin/end lines
+ #CFLAGS     = -O3 -Wall -I ${ARITH} -DLRS_QUIET
+@@ -89,14 +89,14 @@ MPLRSOBJ=lrslong1-mplrs.o lrslib1-mplrs.o lrslibgmp-mplrs.o lrsgmp-mplrs.o lrsdr
+ MPLRSOBJ64=lrslong1-mplrs.o lrslib1-mplrs.o lrslibgmp-mplrs.o lrsgmp-mplrs.o lrsdriver-mplrs.o mplrs64.o
+ 
+ lrs: ${LRSOBJ} ${LRSOBJ2}
+-	$(CC) ${CFLAGS} ${PLRSFLAGS} -DMA ${BITS} -L${LIBDIR} -o lrs ${LRSOBJ} ${LRSOBJ2} ${MINI} ${GMP}
++	$(CC) ${CFLAGS} ${PLRSFLAGS} -DMA ${BITS} -L${LIBDIR} $(LDFLAGS) -o lrs ${LRSOBJ} ${LRSOBJ2} ${MINI} ${GMP}
+ 	ln -s -f lrs redund
+ 	ln -s -f lrs minrep
+ 	ln -s -f lrs fel
+ 
+ lrsMP: ${LRSOBJMP}
+-	$(CC) ${CFLAGS} ${PLRSFLAGS} -DMA ${BITS} -o lrsMP ${LRSOBJMP} 
+-	$(CC) -O3 hvref.c -o hvref
++	$(CC) ${CFLAGS} ${PLRSFLAGS} -DMA ${BITS} $(LDFLAGS) -o lrsMP ${LRSOBJMP} 
++	$(CC) $(CFLAGS) hvref.c $(LDFLAGS) -o hvref
+ 	ln -s -f lrs redund
+ 
+ lrs.o: lrs.c
+@@ -126,10 +126,10 @@ lrsmp.o: ${ARITH}lrsmp.c ${ARITH}lrsmp.h
+ 	$(CC) ${CFLAGS} -DMA -DMP -c -o lrsmp.o ${ARITH}lrsmp.c
+ 
+ inedel: inedel.c ${ARITH}lrsgmp.h ${ARITH}lrsgmp.c
+-	$(CC) ${CFLAGS} -I${INCLUDEDIR} -L${LIBDIR} -DGMP -o inedel inedel.c ${ARITH}lrsgmp.c -lgmp
++	$(CC) ${CFLAGS} -I${INCLUDEDIR} -L${LIBDIR} -DGMP $(LDFLAGS) -o inedel inedel.c ${ARITH}lrsgmp.c -lgmp
+ 
+ polyv: polyv.c ${ARITH}lrsgmp.h ${ARITH}lrsgmp.c
+-	$(CC) $(CFLAGS) -I${INCLUDEDIR} -L${LIBDIR} -DGMP -o polyv polyv.c ${ARITH}lrsgmp.c -lgmp
++	$(CC) $(CFLAGS) -I${INCLUDEDIR} -L${LIBDIR} -DGMP $(LDFLAGS) -o polyv polyv.c ${ARITH}lrsgmp.c -lgmp
+ 
+ lrslong1-mplrs.o: ${ARITH}lrslong.c ${ARITH}lrslong.h
+ 	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -DMA -DSAFE -DLRSLONG -DMPLRS -c -o lrslong1-mplrs.o ${ARITH}lrslong.c
+@@ -159,67 +159,67 @@ mplrs64.o: mplrs.c mplrs.h lrslib.h ${ARITH}lrsgmp.h
+ 	$(mpicxx) ${CFLAGS} -I${INCLUDEDIR} ${GMP} -DMA -DMPLRS -DTIMES -DSIGNALS -D_WITH_GETLINE -c -o mplrs64.o mplrs.c
+ 
+ mplrs: ${MPLRSOBJ} ${MPLRSOBJ2}
+-	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DMA ${BITS} -L${LIBDIR} -o mplrs ${MPLRSOBJ} ${MPLRSOBJ2} ${MINI} ${GMP}
++	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DMA ${BITS} -L${LIBDIR} $(LDFLAGS) -o mplrs ${MPLRSOBJ} ${MPLRSOBJ2} ${MINI} ${GMP}
+ 
+ mplrs64: ${MPLRSOBJ64} mplrsgmp
+-	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DMA -L${LIBDIR} -o mplrs ${MPLRSOBJ64} -lgmp
++	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DMA -L${LIBDIR} $(LDFLAGS) -o mplrs ${MPLRSOBJ64} -lgmp
+ 
+ mplrsgmp: mplrs.c mplrs.h lrslib.c lrslib.h ${ARITH}lrsgmp.c ${ARITH}lrsgmp.h lrsdriver.h lrsdriver.c
+-	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DGMP -I${INCLUDEDIR} mplrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c -L${LIBDIR} -o mplrsgmp -lgmp
++	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DGMP -I${INCLUDEDIR} mplrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c -L${LIBDIR} $(LDFLAGS) -o mplrsgmp -lgmp
+ 
+ mplrs1: mplrs.c mplrs.h lrslib.c lrslib.h ${ARITH}lrslong.c ${ARITH}lrslong.h lrsdriver.h lrsdriver.c
+-	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DSAFE -DLRSLONG mplrs.c lrslib.c ${ARITH}lrslong.c lrsdriver.c -o mplrs1
++	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DSAFE -DLRSLONG mplrs.c lrslib.c ${ARITH}lrslong.c lrsdriver.c $(LDFLAGS) -o mplrs1
+ 
+ mplrs2: mplrs.c mplrs.h lrslib.c lrslib.h ${ARITH}lrslong.c ${ARITH}lrslong.h lrsdriver.h lrsdriver.c
+-	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DSAFE -DLRSLONG ${BITS} mplrs.c lrslib.c ${ARITH}lrslong.c lrsdriver.c -o mplrs2
++	$(mpicxx) ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS -DSAFE -DLRSLONG ${BITS} mplrs.c lrslib.c ${ARITH}lrslong.c lrsdriver.c $(LDFLAGS) -o mplrs2
+ 
+ mplrsmp: mplrs.c mplrs.h lrslib.c lrslib.h ${ARITH}lrsmp.c ${ARITH}lrsmp.h lrsdriver.h lrsdriver.c
+-	$(mpicxx) ${CFLAGS} -DMP -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS mplrs.c lrslib.c ${ARITH}lrsmp.c lrsdriver.c -o mplrsmp
++	$(mpicxx) ${CFLAGS} -DMP -DTIMES -DSIGNALS -D_WITH_GETLINE -DMPLRS mplrs.c lrslib.c ${ARITH}lrsmp.c lrsdriver.c $(LDFLAGS) -o mplrsmp
+ 
+ singlemplrs:  mplrs1 mplrs2
+ 
+ flint:	 	lrs.c lrslib.c lrslib.h ${ARITH}lrsgmp.c ${ARITH}lrsgmp.h
+ 		@test -d  ${INCLUDEDIR}/flint || { echo ${INCLUDEDIR}/flint not found; exit 1; }
+-		$(CC) -O3 -DFLINT ${PLRSFLAGS} -I/usr/local/include/flint lrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c -L/usr/local/lib -Wl,-rpath=/usr/local/lib -lflint -o lrsflint -lgmp
++		$(CC) $(CFLAGS) -DFLINT ${PLRSFLAGS} -I/usr/local/include/flint lrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c -L/usr/local/lib -Wl,-rpath=/usr/local/lib -lflint $(LDFLAGS) -o lrsflint -lgmp
+ 
+ mplrsflint:	mplrs.c mplrs.h lrslib.c lrslib.h ${ARITH}lrsgmp.c ${ARITH}lrsgmp.h lrsdriver.c lrsdriver.h
+-	${mpicxx} ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DFLINT -I${INCLUDEDIR}/flint -DMPLRS -o mplrsflint mplrs.c lrsdriver.c lrslib.c ${ARITH}lrsgmp.c -L${LIBDIR} -lflint -lgmp
++	${mpicxx} ${CFLAGS} -DTIMES -DSIGNALS -D_WITH_GETLINE -DFLINT -I${INCLUDEDIR}/flint -DMPLRS $(LDFLAGS) -o mplrsflint mplrs.c lrsdriver.c lrslib.c ${ARITH}lrsgmp.c -L${LIBDIR} -lflint -lgmp
+ 
+ lrsgmp:		lrs.c lrslib.c lrslib.h ${ARITH}lrsgmp.c ${ARITH}lrsgmp.h lrsdriver.h lrsdriver.c 
+-		$(CC)  ${CFLAGS} ${PLRSFLAGS} -I${INCLUDEDIR} -o lrsgmp lrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c -L${LIBDIR} ${MINI} ${GMP} 
++		$(CC)  ${CFLAGS} ${PLRSFLAGS} -I${INCLUDEDIR} $(LDFLAGS) -o lrsgmp lrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c -L${LIBDIR} ${MINI} ${GMP} 
+ 
+ single:		lrs.c ${ARITH}lrslong.c ${ARITH}lrslong.h lrslib.c lrslib.h ${ARITH}lrsgmp.c ${ARITH}lrsgmp.h lrsdriver.h lrsdriver.c
+-		$(CC)  ${CFLAGS} ${PLRSFLAGS}  -DSAFE  -DLRSLONG -o lrs1 lrs.c lrslib.c ${ARITH}lrslong.c lrsdriver.c
+-		$(CC)  ${CFLAGS} ${PLRSFLAGS} ${BITS} -DSAFE  -DLRSLONG -o lrs2 lrs.c lrslib.c ${ARITH}lrslong.c lrsdriver.c
+-		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DMP -o lrsmp lrs.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
+-		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DGMP -I${INCLUDEDIR} -o lrsgmp lrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c -L${LIBDIR}  -lgmp
+-		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DMGMP -DGMP -I${INCLUDEDIR} -o lrsmgmp lrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c ${ARITH}mini-gmp.c
++		$(CC)  ${CFLAGS} ${PLRSFLAGS}  -DSAFE  -DLRSLONG $(LDFLAGS) -o lrs1 lrs.c lrslib.c ${ARITH}lrslong.c lrsdriver.c
++		$(CC)  ${CFLAGS} ${PLRSFLAGS} ${BITS} -DSAFE  -DLRSLONG $(LDFLAGS) -o lrs2 lrs.c lrslib.c ${ARITH}lrslong.c lrsdriver.c
++		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DMP $(LDFLAGS) -o lrsmp lrs.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
++		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DGMP -I${INCLUDEDIR} $(LDFLAGS) -o lrsgmp lrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c -L${LIBDIR}  -lgmp
++		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DMGMP -DGMP -I${INCLUDEDIR} $(LDFLAGS) -o lrsmgmp lrs.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c ${ARITH}mini-gmp.c
+ 
+ allmp:		lrs.c lrslib.c lrslib.h ${ARITH}lrsmp.c ${ARITH}lrsmp.h lrsdriver.h lrsdriver.c
+-		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DMP  -o lrsmp lrs.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
+-		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DSAFE -DLRSLONG -o lrs1 lrs.c lrslib.c lrsdriver.c ${ARITH}lrslong.c
+-		$(CC) ${CFLAGS} ${PLRSFLAGS}  -DSAFE -DLRSLONG ${BITS} -o lrs2 lrs.c lrslib.c lrsdriver.c ${ARITH}lrslong.c
+-		$(CC) ${CFLAGS} -DMP -DLRS_QUIET   -o lrsnash lrsnash.c lrsnashlib.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
+-		$(CC) ${CFLAGS} -DMP -o setupnash setupnash.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
+-		$(CC) ${CFLAGS} -DMP -o setupnash2 setupnash2.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
+-		$(CC) ${CFLAGS}  -o 2nash 2nash.c
++		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DMP $(LDFLAGS) -o lrsmp lrs.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
++		$(CC)  ${CFLAGS} ${PLRSFLAGS} -DSAFE -DLRSLONG $(LDFLAGS) -o lrs1 lrs.c lrslib.c lrsdriver.c ${ARITH}lrslong.c
++		$(CC) ${CFLAGS} ${PLRSFLAGS}  -DSAFE -DLRSLONG ${BITS} $(LDFLAGS) -o lrs2 lrs.c lrslib.c lrsdriver.c ${ARITH}lrslong.c
++		$(CC) ${CFLAGS} -DMP -DLRS_QUIET $(LDFLAGS) -o lrsnash lrsnash.c lrsnashlib.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
++		$(CC) ${CFLAGS} -DMP $(LDFLAGS) -o setupnash setupnash.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
++		$(CC) ${CFLAGS} -DMP $(LDFLAGS) -o setupnash2 setupnash2.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
++		$(CC) ${CFLAGS} $(LDFLAGS) -o 2nash 2nash.c
+ 
+ demo:	lpdemo1.c lrslib.c lrsdriver.c lrslib.h ${ARITH}lrsgmp.c ${ARITH}lrsgmp.h
+-	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} -o lpdemo1 lpdemo1.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
+-	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} -o lpdemo lpdemo.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
+-	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} -o lpdemo2 lpdemo2.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
+-	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} -o vedemo  vedemo.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
+-	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} -o chdemo  chdemo.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
++	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o lpdemo1 lpdemo1.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
++	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o lpdemo lpdemo.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
++	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o lpdemo2 lpdemo2.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
++	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o vedemo  vedemo.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
++	$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o chdemo  chdemo.c lrslib.c lrsdriver.c ${ARITH}lrsgmp.c -lgmp -DGMP
+ 
+ lrsnash:	lrsnash.c nashdemo.c lrsnashlib.c lrslib.c lrsnashlib.h lrslib.h ${ARITH}lrsgmp.c ${ARITH}lrsgmp.h ${ARITH}lrslong.h lrsdriver.h lrsdriver.c
+-		$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} -o lrsnashgmp lrsnash.c lrsnashlib.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c  ${MINI} ${GMP}
+-		$(CC) ${CFLAGS} -DNASH  -I${INCLUDEDIR} -L${LIBDIR} -o lrsnash1 lrsnash.c lrsnashlib.c lrslib.c ${ARITH}lrslong.c lrsdriver.c -DLRSLONG -DSAFE
+-
+-		$(CC) ${CFLAGS} -DNASH  -I${INCLUDEDIR} -L${LIBDIR} -o lrsnash2 lrsnash.c lrsnashlib.c lrslib.c ${ARITH}lrslong.c lrsdriver.c -DLRSLONG -DSAFE ${BITS}
+-		$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} -o nashdemo nashdemo.c lrsnashlib.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c  ${MINI} ${GMP}
+-		$(CC) ${CFLAGS} -DMP -o setupnash setupnash.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
+-		$(CC) ${CFLAGS} -DMP -o setupnash2 setupnash2.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
+-		$(CC) ${CFLAGS}  -I${INCLUDEDIR} -L${LIBDIR} -o 2nash 2nash.c
++		$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o lrsnashgmp lrsnash.c lrsnashlib.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c  ${MINI} ${GMP}
++		$(CC) ${CFLAGS} -DNASH  -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o lrsnash1 lrsnash.c lrsnashlib.c lrslib.c ${ARITH}lrslong.c lrsdriver.c -DLRSLONG -DSAFE
++
++		$(CC) ${CFLAGS} -DNASH  -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o lrsnash2 lrsnash.c lrsnashlib.c lrslib.c ${ARITH}lrslong.c lrsdriver.c -DLRSLONG -DSAFE ${BITS}
++		$(CC) ${CFLAGS}   -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o nashdemo nashdemo.c lrsnashlib.c lrslib.c ${ARITH}lrsgmp.c lrsdriver.c  ${MINI} ${GMP}
++		$(CC) ${CFLAGS} -DMP $(LDFLAGS) -o setupnash setupnash.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
++		$(CC) ${CFLAGS} -DMP $(LDFLAGS) -o setupnash2 setupnash2.c lrslib.c lrsdriver.c ${ARITH}lrsmp.c
++		$(CC) ${CFLAGS}  -I${INCLUDEDIR} -L${LIBDIR} $(LDFLAGS) -o 2nash 2nash.c
+ 		cp lrsnashgmp lrsnash
+ 
+ ######################################################################
+@@ -246,7 +246,7 @@ SHLIBBIN=lrs-shared lrsnash-shared
+ # Building (linking) the shared library, and relevant symlinks.
+ 
+ ${SHLIB}: ${SHLIBOBJ}
+-	$(CC) -shared -Wl,-soname=$(SONAME) $(SHLIBFLAGS) -o $@ ${SHLIBOBJ} -lgmp
++	$(CC) -shared -Wl,-soname=$(SONAME) $(SHLIBFLAGS) $(LDFLAGS) -o $@ ${SHLIBOBJ} -lgmp
+ 
+ ${SONAME}: ${SHLIB}
+ 	ln -sf ${SHLIB} ${SONAME}
+@@ -259,11 +259,11 @@ ${SHLINK}: ${SONAME}
+ all-shared: ${SHLIBBIN}
+ 
+ lrs-shared: ${SHLINK} lrs-shared.o
+-	$(CC) $^ -o $@ -L . -llrs
++	$(CC) $^ $(LDFLAGS) -o $@ -L . -llrs
+ 
+ 
+ lrsnash-shared: ${SHLINK}  lrsnash.c
+-	$(CC) ${CFLAGS} -DGMP -DMA lrsnash.c  lrsnashlib.c -I${INCLUDEDIR} -o $@ -L . -llrs -lgmp
++	$(CC) ${CFLAGS} -DGMP -DMA lrsnash.c  lrsnashlib.c -I${INCLUDEDIR} $(LDFLAGS) -o $@ -L . -llrs -lgmp
+ 
+ # driver object files
+ 
diff --git a/sci-libs/lrslib/lrslib-073.ebuild b/sci-libs/lrslib/lrslib-073.ebuild
new file mode 100644
index 000000000000..4ca9fa36eec2
--- /dev/null
+++ b/sci-libs/lrslib/lrslib-073.ebuild
@@ -0,0 +1,97 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit toolchain-funcs
+
+DESCRIPTION="Reverse-search algorithm for vertex enumeration problems"
+HOMEPAGE="https://cgm.cs.mcgill.ca/~avis/C/lrs.html"
+SRC_URI="https://cgm.cs.mcgill.ca/~avis/C/lrslib/archive/${P}.tar.gz"
+
+# COPYING is GPL-2, but e.g. lrslib.h says "or ... any later version."
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~riscv ~amd64-linux"
+IUSE="gmp mpi"
+
+RDEPEND="
+	gmp? (
+		dev-libs/gmp:0=
+		mpi? ( virtual/mpi )
+	)"
+DEPEND="${RDEPEND}"
+
+PATCHES=(
+	"${FILESDIR}/${P}-cflags-ldflags.patch"
+)
+
+src_prepare() {
+	default
+	tc-export CC
+
+	# A LIBDIR variable exists in the makefile but "lib" remains
+	# hard-coded in the install targets.
+	sed -e "s,/usr/local,${EPREFIX}/usr,g" \
+		-e "s,/lib,/$(get_libdir),g" \
+		-i makefile || die
+}
+
+src_compile() {
+	if use gmp ; then
+		emake
+		emake all-shared
+		use mpi && emake mplrs
+	else
+		emake allmp
+	fi
+}
+
+src_install() {
+	emake DESTDIR="${D}" prefix="${EPREFIX}/usr" install-common
+	if use gmp; then
+		emake DESTDIR="${D}" prefix="${EPREFIX}/usr" install
+		use mpi && dobin mplrs
+	fi
+	dodoc README
+}
+
+src_test() {
+	bins=()
+
+	if use gmp; then
+		bins+=( "./lrs" )
+		use mpi && bins+=( "mpirun ./mplrs" )
+	fi
+
+	for b in "${bins[@]}"; do
+		for f in cube mp5; do
+			# There are other ine/ext pairs in the tarball, but only
+			# these two are at the top level and are obviously H/V
+			# counterparts.
+
+			echo "Testing example ${f} under ${b}..."
+			# Convert this H-repr to a V-repr, keeping only the list of
+			# vertices (which are indented by one space). We also sort
+			# the output because it's only consistent up to a
+			# permutation.
+			${b} "${f}.ine" \
+				| grep '^ ' \
+				| sort \
+				> "${T}/actual.txt" \
+				|| die
+
+			# The expected output is contained in the "ext" counterpart,
+			# which we have to sort for the same reason we sorted the
+			# actual output.
+			grep '^ ' \
+				"${f}.ext" \
+				| sort \
+				> "${T}/expected.txt" \
+				|| die
+
+			cmp "${T}/actual.txt" "${T}/expected.txt" \
+				|| die "test case ${f} under ${b} failed"
+		done
+	done
+}