igraph: add package

packages/b/bison/xmake.lua

@@ -39,6 +39,8 @@ package("bison")
         end
     end)
 
+    on_install("@msys", function (package) end)
+
     on_install("windows", function (package)
         os.cp(path.join(package:dep("winflexbison"):installdir(), "*"), package:installdir())
         os.rm(path.join(package:installdir(), "bin", "flex.exe"))

packages/i/igraph/arith_osx.h

@@ -0,0 +1,12 @@
+/* Suitable for macOS on x86_64 and arm64 */
+/* Not suitable for 32-bit macOS */
+
+#define IEEE_8087
+#define Arith_Kind_ASL 1
+#define Long int
+#define Intcast (int)(long)
+#define Double_Align
+#define X64_bit_pointers
+#define NANCHECK
+#define QNaN0 0x0
+#define QNaN1 0x7ff80000

packages/i/igraph/arith_win32.h

@@ -0,0 +1,8 @@
+/* Windows 32-bit */
+
+#define IEEE_8087
+#define Arith_Kind_ASL 1
+#define Double_Align
+#define NANCHECK
+#define QNaN0 0x0
+#define QNaN1 0x7ff80000

packages/i/igraph/arith_win64.h

@@ -0,0 +1,8 @@
+/* Windows 32-bit */
+
+#define IEEE_8087
+#define Arith_Kind_ASL 1
+#define Double_Align
+#define NANCHECK
+#define QNaN0 0x0
+#define QNaN1 0x7ff80000

packages/i/igraph/xmake.lua

@@ -0,0 +1,120 @@
+package("igraph")
+    set_homepage("https://igraph.org")
+    set_description("Library for the analysis of networks")
+    set_license("GPL-2.0")
+
+    add_urls("https://github.com/igraph/igraph/releases/download/$(version)/igraph-$(version).tar.gz",
+             "https://github.com/igraph/igraph.git")
+
+    add_versions("0.10.15", "03ba01db0544c4e32e51ab66f2356a034394533f61b4e14d769b9bbf5ad5e52c")
+
+    add_configs("glpk", {description = "Compile igraph with GLPK support", default = false, type = "boolean"})
+    add_configs("graphml", {description = "Compile igraph with GraphML support", default = false, type = "boolean"})
+    add_configs("openmp", {description = "Use OpenMP for parallelization", default = false, type = "boolean"})
+    if is_plat("wasm") then
+        add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})
+    end
+
+    if is_plat("linux", "bsd") then
+        add_syslinks("pthread")
+    end
+
+    add_deps("cmake")
+    add_deps("plfit")
+
+    on_check(function (package)
+        if package:is_cross() then
+            if not package:is_plat("windows", "macosx") then
+                raise("package(igraph) unsupported cross-compilation now. To support it, see https://igraph.org/c/html/latest/igraph-Installation.html#igraph-Installation-cross-compiling")
+            end
+        end
+    end)
+
+    on_load(function (package)
+        if package:gitref() then
+            wprint("If build failed with flex/bison, please see https://github.com/igraph/igraph/issues/2713")
+            package:add("deps", "flex", "bison", {kind = "binary"})
+        end
+
+        -- TODO: unbundle deps gmp, arpack, blas, lapack
+        -- https://igraph.org/c/html/latest/igraph-Installation.html#igraph-Installation-prerequisites
+        if package:is_plat("linux", "macosx") then
+            package:add("deps", "gmp")
+        end
+
+        if package:config("glpk") then
+            package:add("deps", "glpk")
+        end
+        if package:config("graphml") then
+            package:add("deps", "libxml2")
+        end
+        if package:config("openmp") then
+            package:add("deps", "openmp")
+        end
+
+        if not package:config("shared") then
+            package:add("defines", "IGRAPH_STATIC")
+        end
+    end)
+
+    on_install("!cross and !bsd", function (package)
+        -- Disable test/doc/cpack
+        io.replace("CMakeLists.txt", "CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME", "0", {plain = true})
+        if package:config("graphml") then
+            io.replace("etc/cmake/dependencies.cmake", "find_package(LibXml2 ${LIBXML2_VERSION_MIN} QUIET)", "find_package(LibXml2 CONFIG REQUIRED)", {plain = true})
+        end
+        if package:gitref() then
+            io.writefile("IGRAPH_VERSION", package:version_str())
+        end
+
+        -- https://igraph.org/c/html/latest/igraph-Installation.html
+        local configs = {
+            "-DUSE_CCACHE=OFF",
+            "-DIGRAPH_WARNINGS_AS_ERRORS=OFF",
+            -- "-DIGRAPH_USE_INTERNAL_GMP=OFF",
+            -- "-DIGRAPH_USE_INTERNAL_ARPACK=OFF",
+            -- "-DIGRAPH_USE_INTERNAL_BLAS=OFF",
+            -- "-DIGRAPH_USE_INTERNAL_LAPACK=OFF",
+            "-DIGRAPH_USE_INTERNAL_GLPK=OFF",
+            "-DIGRAPH_USE_INTERNAL_PLFIT=OFF",
+        }
+        if package:is_plat("linux", "macosx") then
+            table.insert(configs, "-DIGRAPH_USE_INTERNAL_GMP=OFF")
+        end
+        table.insert(configs, "-DCMAKE_BUILD_TYPE=" .. (package:is_debug() and "Debug" or "Release"))
+        table.insert(configs, "-DBUILD_SHARED_LIBS=" .. (package:config("shared") and "ON" or "OFF"))
+        table.insert(configs, "-DIGRAPH_ENABLE_LTO=" .. (package:config("lto") and "ON" or "OFF"))
+
+        table.insert(configs, "-DIGRAPH_GLPK_SUPPORT=" .. (package:config("glpk") and "ON" or "OFF"))
+        table.insert(configs, "-DIGRAPH_OPENMP_SUPPORT=" .. (package:config("openmp") and "ON" or "OFF"))
+        -- AUTO -> find_package, ON -> find_dependency (unavailable)
+        table.insert(configs, "-DIGRAPH_GRAPHML_SUPPORT=" .. (package:config("graphml") and "AUTO" or "OFF"))
+        if package:is_cross() then
+            -- from https://github.com/microsoft/vcpkg/tree/0857a4b08c14030bbe41e80accb2b1fddb047a74/ports/igraph
+            local header
+            if package:is_plat("macosx") then
+                header = "arith_osx.h"
+            elseif package:is_plat("windows") then
+                if package:is_arch64() then
+                    header = "arith_win64.h"
+                else
+                    header = "arith_win32.h"
+                end
+            end
+
+            if header then
+                local header_path = path.unix(path.join(os.scriptdir(), header))
+                table.insert(configs, "-DF2C_EXTERNAL_ARITH_HEADER=" .. header_path)
+            end
+        end
+
+        local opt = {}
+        if package:config("glpk") then
+            opt.packagedeps = "zlib"
+        end
+        import("package.tools.cmake").install(package, configs, opt)
+    end)
+
+    on_test(function (package)
+        assert(package:has_cfuncs("igraph_rng_seed", {includes = "igraph/igraph.h"}))
+    end)