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package("libpng")
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set_homepage("http://www.libpng.org/pub/png/libpng.html")
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set_description("The official PNG reference library")
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set_urls("https://github.com/glennrp/libpng/archive/$(version).zip",
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"https://github.com/glennrp/libpng.git")
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add_versions("v1.6.37", "c2c50c13a727af73ecd3fc0167d78592cf5e0bca9611058ca414b6493339c784")
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add_versions("v1.6.36", "6274d3f761cc80f7f6e2cde6c07bed10c00bc4ddd24c4f86e25eb51affa1664d")
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add_versions("v1.6.35", "3d22d46c566b1761a0e15ea397589b3a5f36ac09b7c785382e6470156c04247f")
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add_versions("v1.6.34", "7ffa5eb8f9f3ed23cf107042e5fec28699718916668bbce48b968600475208d3")
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set_license("libpng-2.0")
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add_deps("zlib")
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if is_host("windows", "mingw") then
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add_deps("cmake")
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end
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on_install("windows", "mingw", function (package)
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local configs = {"-DPNG_TESTS=OFF", "-DPNG_BUILD_ZLIB=ON", "-DPNG_EXECUTABLES=OFF",
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"-DPNG_SHARED=" .. (package:config("shared") and "ON" or "OFF"),
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"-DPNG_STATIC=" .. (package:config("shared") and "OFF" or "ON"),
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"-DPNG_DEBUG=" .. (package:debug() and "ON" or "OFF")}
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local zlib = assert(package:dep("zlib"):fetch(), "zlib not found!")
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io.replace("CMakeLists.txt", "${ZLIB_LIBRARY}", table.unwrap(zlib.links), {plain = true})
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import("package.tools.cmake").install(package, configs, {packagedeps = "zlib"})
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end)
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on_install("iphoneos", "android@linux,macosx", "macosx", "linux", function (package)
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import("package.tools.autoconf")
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local zlib = package:dep("zlib")
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local envs = autoconf.buildenvs(package)
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if zlib then
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-- we need patch cflags to cppflags for supporting zlib on android ndk
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-- @see https://github.com/xmake-io/xmake/issues/1126
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envs.CPPFLAGS = (envs.CFLAGS or "") .. " -I" .. os.args(path.join(zlib:installdir(), "include"))
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envs.LDFLAGS = (envs.LDFLAGS or "") .. " -L" .. os.args(path.join(zlib:installdir(), "lib"))
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end
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local configs = {"--disable-dependency-tracking", "--disable-silent-rules"}
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if package:config("shared") then
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table.insert(configs, "--enable-shared=yes")
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table.insert(configs, "--enable-static=no")
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else
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table.insert(configs, "--enable-static=yes")
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table.insert(configs, "--enable-shared=no")
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end
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autoconf.install(package, configs, {envs = envs})
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end)
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on_test(function (package)
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assert(package:has_cfuncs("png_create_read_struct", {includes = "png.h"}))
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end)
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