[SPEX] Add builder (#5504)

* add SPEX builder

* gcc 9

* c99

* add back gcc9

* compile only SPEX

* patch and manually build libraries

* typo

* attempt to fix windows build

* typos in if

* change deps, remove experimental plats

* Update S/SPEX/build_tarballs.jl

Co-authored-by: Mosè Giordano <[email protected]>

* Try 6.1.2 GMP

* Try error msg recommendation

Co-authored-by: Mosè Giordano <[email protected]>

S/SPEX/build_tarballs.jl

@@ -0,0 +1,57 @@
+using BinaryBuilder, Pkg
+
+name = "SPEX"
+version = v"1.1.5"
+
+# Collection of sources required to build SuiteSparse:GraphBLAS
+sources = [
+    GitSource("https://github.com/clouren/SPEX",
+        "9471682b072419063d73bc950949bf3458b187f9"),
+    DirectorySource("./bundled")
+]
+
+# Bash recipe for building across all platforms
+script = raw"""
+# Compile GraphBLAS
+cd ${WORKSPACE}/srcdir/SPEX
+atomic_patch -p1 ../werror.patch
+CFLAGS="${CFLAGS} -std=c99"
+cd ${WORKSPACE}/srcdir/SPEX/SPEX/SPEX_Util
+if [[ "${target}" == *mingw* ]]; then
+    make library -j${nproc} UNAME=Windows SO_OPTS="${SO_OPTS} -shared -L${libdir}"
+else
+    make library -j${nproc}
+fi
+cp ${WORKSPACE}/srcdir/SPEX/include/SPEX_Util.h ${includedir}
+cp ${WORKSPACE}/srcdir/SPEX/lib/libspexutil* ${libdir}
+cd ${WORKSPACE}/srcdir/SPEX/SPEX/SPEX_Left_LU
+if [[ "${target}" == *mingw* ]]; then
+    make library UNAME=Windows SO_OPTS="${SO_OPTS} -shared -L${libdir}"
+else
+    make library -j${nproc}
+fi
+cp ${WORKSPACE}/srcdir/SPEX/include/SPEX_Left_LU.h ${includedir}
+cp ${WORKSPACE}/srcdir/SPEX/lib/libspexleftlu* ${libdir}
+install_license ${WORKSPACE}/srcdir/SPEX/SPEX/LICENSE.txt
+"""
+
+# These are the platforms we will build for by default, unless further
+# platforms are passed in on the command line
+platforms = supported_platforms()
+
+# The products that we will ensure are always built
+products = [
+    LibraryProduct("libspexutil", :libspexutil),
+    LibraryProduct("libspexleftlu", :libspexleftlu)
+]
+
+# Dependencies that must be installed before this package can be built
+dependencies = [
+    Dependency("SuiteSparse_jll"),
+    Dependency("GMP_jll", v"6.2.0"),
+    Dependency("MPFR_jll", v"4.1.1")
+]
+
+# Build the tarballs, and possibly a `build.jl` as well.
+build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies;
+               preferred_gcc_version=v"9", julia_compat="1.6")

S/SPEX/bundled/werror.patch

@@ -0,0 +1,26 @@
+diff --git a/SPEX/SPEX_Left_LU/Lib/Makefile b/SPEX/SPEX_Left_LU/Lib/Makefile
+index 72e207a..7032800 100644
+--- a/SPEX/SPEX_Left_LU/Lib/Makefile
++++ b/SPEX/SPEX_Left_LU/Lib/Makefile
+@@ -22,7 +22,7 @@ SUITESPARSE ?= $(realpath $(CURDIR)/../../..)
+ include ../../../SuiteSparse_config/SuiteSparse_config.mk
+
+ # uncomment for extra error checking:
+-CFLAGS += -Wall -Wextra -Wpedantic -Werror
++CFLAGS += -Wall -Wextra -Wpedantic
+
+ # SPEX_Left LU depends on SuiteSparse_config, AMD, COLAMD, M, GMP, and MPFR
+ LDLIBS += -lspexutil -lsuitesparseconfig -lamd -lcolamd -lm -lgmp -lmpfr
+diff --git a/SPEX/SPEX_Util/Lib/Makefile b/SPEX/SPEX_Util/Lib/Makefile
+index 754ab87..7ac6e88 100644
+--- a/SPEX/SPEX_Util/Lib/Makefile
++++ b/SPEX/SPEX_Util/Lib/Makefile
+@@ -22,7 +22,7 @@ SUITESPARSE ?= $(realpath $(CURDIR)/../../..)
+ include ../../../SuiteSparse_config/SuiteSparse_config.mk
+
+ # uncomment for extra error checking:
+-CFLAGS += -Wall -Wextra -Wpedantic -Werror
++CFLAGS += -Wall -Wextra -Wpedantic
+
+ # SPEX_Util depends on SuiteSparse_config, AMD, COLAMD, M, GMP, and MPFR
+ LDLIBS += -lsuitesparseconfig -lamd -lcolamd -lm -lgmp -lmpfr