update libfibre to support open-ended function calls

2026-09-22 16:14:37 +08:00 · 2020-10-30 16:59:57 +01:00
parent 6088b8dadf
commit ee410e2891
23 changed files with 1572 additions and 514 deletions
@@ -0,0 +1,136 @@
+
+tup.include('package.lua')
+
+CFLAGS = {'-I./include -fPIC -std=c++11 -DFIBRE_COMPILE -DFIBRE_ENABLE_CLIENT'}
+LDFLAGS = {'-static-libstdc++'}
+
+-- Runs the specified shell command immediately (not as part of the dependency
+-- graph).
+-- Returns the values (return_code, stdout) where stdout has the trailing new
+-- line removed.
+function run_now(command)
+    local handle
+    handle = io.popen(command)
+    local output = handle:read("*a")
+    local rc = {handle:close()}
+    if not rc[1] then
+        error("failed to invoke "..command)
+    end
+    return string.sub(output, 0, -2)
+end
+
+if tup.getconfig("CC") == "" then
+    CC = 'clang++'
+    LINKER = 'clang++'
+else
+    CC = tup.getconfig("CC")
+    LINKER = tup.getconfig("CC")
+end
+
+function get_bool_config(name, default)
+    if tup.getconfig(name) == "" then
+        return default
+    elseif tup.getconfig(name) == "true" then
+        return true
+    elseif tup.getconfig(name) == "false" then
+        return false
+    else
+        error(name.." ("..tup.getconfig(name).." must be 'true' or 'false'.")
+    end
+end
+
+CFLAGS += tup.getconfig("CFLAGS")
+LDFLAGS += tup.getconfig("LDFLAGS")
+DEBUG = get_bool_config("DEBUG", true)
+USE_PKGCONF = get_bool_config("USE_PKGCONF", true)
+ENABLE_LIBUSB = get_bool_config("ENABLE_LIBUSB", true)
+
+if USE_PKGCONF and ENABLE_LIBUSB then
+    CFLAGS += run_now("pkgconf libusb-1.0 --cflags")
+    LDFLAGS += run_now("pkgconf libusb-1.0 --libs")
+end
+
+machine = run_now(CC..' -dumpmachine') -- works with both clang and GCC
+
+BUILD_TYPE='-shared'
+
+if string.find(machine, "x86_64.*%-linux%-.*") then
+    outname = 'libfibre-linux-amd64.so'
+    LDFLAGS += '-lpthread -Wl,--version-script=libfibre.version -Wl,--gc-sections'
+    STRIP = not DEBUG
+elseif string.find(machine, "arm.*%-linux%-.*") then
+	outname = 'libfibre-linux-armhf.so'
+    LDFLAGS += '-lpthread -Wl,--version-script=libfibre.version -Wl,--gc-sections'
+    STRIP = false
+elseif string.find(machine, "x86_64.*-mingw.*") then
+    outname = 'libfibre-windows-amd64.dll'
+    LDFLAGS += '-lpthread -Wl,--version-script=libfibre.version'
+    STRIP = not DEBUG
+elseif string.find(machine, "x86_64.*-apple-.*") then
+    outname = 'libfibre-macos-x86.dylib'
+    STRIP = false
+elseif string.find(machine, "wasm.*") then
+    outname = 'libfibre-wasm.js'
+    STRIP = false
+    BUILD_TYPE = ''
+else
+    error('unknown machine identifier '..machine)
+end
+
+LDFLAGS += BUILD_TYPE
+
+if DEBUG then
+    CFLAGS += '-O1 -g'
+else
+    CFLAGS += '-O3' -- TODO: add back -lfto
+end
+
+function compile(src_file, obj_file)
+    tup.frule{
+        inputs={src_file},
+        command='^co^ '..CC..' -c %f '..tostring(CFLAGS)..' -fdebug-prefix-map=/Data/Projects/fibre/cpp/build-local=/Data/Projects/fibre/cpp -o %o',
+        outputs={obj_file}
+    }
+end
+
+code_files = fibre_package.core_files
+
+if ENABLE_LIBUSB then
+    tup.append_table(code_files, fibre_package.features["LIBUSB"])
+    CFLAGS += '-DFIBRE_ENABLE_LIBUSB=1'
+end
+if get_bool_config("ENABLE_LOGGING", true) then
+    tup.append_table(code_files, fibre_package.features["LOGGING"])
+end
+
+for _, src_file in pairs(code_files) do
+    obj_file = "build/"..src_file:gsub("/","_")..".o"
+    object_files += obj_file
+    compile(src_file, obj_file)
+end
+
+if not STRIP then
+    compile_outname=outname
+else
+    compile_outname=outname..'.fat'
+end
+
+if tup.ext(outname) == 'js' then
+    extra_outputs = {tup.base(compile_outname)..'.wasm'}
+else
+    extra_outputs = {}
+end
+
+tup.frule{
+    inputs=object_files,
+    command='^c^ '..LINKER..' %f '..tostring(CFLAGS)..' '..tostring(LDFLAGS)..' -o %o',
+    outputs={compile_outname, extra_outputs=extra_outputs}
+}
+
+if STRIP then
+    tup.frule{
+        inputs={compile_outname},
+        command='strip --strip-all --discard-all %f -o %o',
+        outputs={outname}
+    }
+end