From b5dec466c6d5c4678f332e8ec75f32bed51730c3 Mon Sep 17 00:00:00 2001 From: Přemysl Eric Janouch Date: Mon, 25 Nov 2024 05:24:02 +0100 Subject: Support cross-compiling for Windows --- CMakeLists.txt | 56 +++++++++++++++++++++++++++++++++---------------- Win64Depends.sh | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ razer-bw-te-ctl.c | 20 +++++++++--------- 3 files changed, 110 insertions(+), 28 deletions(-) create mode 100644 Win64Depends.sh diff --git a/CMakeLists.txt b/CMakeLists.txt index 1c4b6fd..4dfd110 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -11,6 +11,23 @@ if ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC) set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wno-unused-function") endif () +if (WIN32 AND CMAKE_CROSSCOMPILING) + set (win32_deps_root "${PROJECT_SOURCE_DIR}") + set (win32_deps_prefix "${win32_deps_root}/mingw64") + list (APPEND CMAKE_PREFIX_PATH "${win32_deps_prefix}") + list (APPEND CMAKE_INCLUDE_PATH "${win32_deps_prefix}/lib") + set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mms-bitfields") + + list (APPEND CMAKE_FIND_ROOT_PATH ${win32_deps_prefix}) + + # Relativize prefixes, and bar pkg-config from looking up host libraries + set (ENV{PKG_CONFIG_SYSROOT_DIR} "${win32_deps_root}") + set (win32_deps_pcpath + "${win32_deps_prefix}/share/pkgconfig:${win32_deps_prefix}/lib/pkgconfig") + set (ENV{PKG_CONFIG_PATH} "${win32_deps_pcpath}") + set (ENV{PKG_CONFIG_LIBDIR} "${win32_deps_pcpath}") +endif () + # Dependencies set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/liberty/cmake) @@ -35,13 +52,14 @@ elseif (APPLE) add_definitions (-D_DARWIN_C_SOURCE) endif () -if (WITH_LIBUSB) +if (WITH_LIBUSB AND NOT WIN32) list (APPEND targets elksmart-comm) add_executable (elksmart-comm elksmart-comm.c) target_include_directories (elksmart-comm PUBLIC ${libusb_INCLUDE_DIRS}) target_link_directories (elksmart-comm PUBLIC ${libusb_LIBRARY_DIRS}) target_link_libraries (elksmart-comm ${libusb_LIBRARIES}) - +endif () +if (WITH_LIBUSB) list (APPEND targets razer-bw-te-ctl) add_executable (razer-bw-te-ctl razer-bw-te-ctl.c) target_include_directories (razer-bw-te-ctl PUBLIC ${libusb_INCLUDE_DIRS}) @@ -80,26 +98,28 @@ if (WITH_HIDRAW AND WIN32) target_link_options (eizoctltray PUBLIC -static -municode) target_include_directories (eizoctltray PUBLIC ${hidapi_INCLUDE_DIRS}) target_link_directories (eizoctltray PUBLIC ${hidapi_LIBRARY_DIRS}) - target_link_libraries (eizoctltray ${hidapi_LIBRARIES} PowrProf) + target_link_libraries (eizoctltray ${hidapi_LIBRARIES} powrprof) endif () # Generate documentation from help output -find_program (HELP2MAN_EXECUTABLE help2man) -if (NOT HELP2MAN_EXECUTABLE) - message (FATAL_ERROR "help2man not found") -endif () - -foreach (target ${targets}) - set (page_output "${PROJECT_BINARY_DIR}/${target}.1") - list (APPEND project_MAN_PAGES "${page_output}") - add_custom_command (OUTPUT ${page_output} - COMMAND ${HELP2MAN_EXECUTABLE} -N - "${PROJECT_BINARY_DIR}/${target}" -o ${page_output} - DEPENDS ${target} - COMMENT "Generating man page for ${target}" VERBATIM) -endforeach () +if (NOT CMAKE_CROSSCOMPILING) + find_program (HELP2MAN_EXECUTABLE help2man) + if (NOT HELP2MAN_EXECUTABLE) + message (FATAL_ERROR "help2man not found") + endif () + + foreach (target ${targets}) + set (page_output "${PROJECT_BINARY_DIR}/${target}.1") + list (APPEND project_MAN_PAGES "${page_output}") + add_custom_command (OUTPUT ${page_output} + COMMAND ${HELP2MAN_EXECUTABLE} -N + "${PROJECT_BINARY_DIR}/${target}" -o ${page_output} + DEPENDS ${target} + COMMENT "Generating man page for ${target}" VERBATIM) + endforeach () -add_custom_target (docs ALL DEPENDS ${project_MAN_PAGES}) + add_custom_target (docs ALL DEPENDS ${project_MAN_PAGES}) +endif () # The files to be installed include (GNUInstallDirs) diff --git a/Win64Depends.sh b/Win64Depends.sh new file mode 100644 index 0000000..17f8995 --- /dev/null +++ b/Win64Depends.sh @@ -0,0 +1,62 @@ +#!/bin/sh -e +# Win64Depends.sh: download dependencies from MSYS2 for cross-compilation. +# Dependencies: AWK, sed, sha256sum, cURL, bsdtar +repository=https://repo.msys2.org/mingw/mingw64/ + +status() { + echo "$(tput bold)-- $*$(tput sgr0)" +} + +dbsync() { + status Fetching repository DB + [ -f db.tsv ] || curl -# "$repository/mingw64.db" | bsdtar -xOf- | awk ' + function flush() { print f["%NAME%"] f["%FILENAME%"] f["%DEPENDS%"] } + NR > 1 && $0 == "%FILENAME%" { flush(); for (i in f) delete f[i] } + !/^[^%]/ { field = $0; next } { f[field] = f[field] $0 "\t" } + field == "%SHA256SUM%" { path = "*packages/" f["%FILENAME%"] + sub(/\t$/, "", path); print $0, path > "db.sums" } END { flush() } + ' > db.tsv +} + +fetch() { + status Resolving "$@" + mkdir -p packages + awk -F'\t' 'function get(name, i, a) { + if (visited[name]++ || !(name in filenames)) return + print filenames[name]; split(deps[name], a); for (i in a) get(a[i]) + } BEGIN { while ((getline < "db.tsv") > 0) { + filenames[$1] = $2; deps[$1] = ""; for (i = 3; i <= NF; i++) { + gsub(/[<=>].*/, "", $i); deps[$1] = deps[$1] $i FS } + } for (i = 0; i < ARGC; i++) get(ARGV[i]) }' "$@" | tee db.want | \ + while IFS= read -r name + do + status Fetching "$name" + [ -f "packages/$name" ] || curl -#o "packages/$name" "$repository/$name" + done +} + +verify() { + status Verifying checksums + sha256sum --ignore-missing --quiet -c db.sums +} + +extract() { + status Extracting packages + for subdir in * + do [ -d "$subdir" -a "$subdir" != packages ] && rm -rf -- "$subdir" + done + while IFS= read -r name + do bsdtar -xf "packages/$name" --strip-components 1 + done < db.want +} + +# This directory name matches the prefix in .pc files, so we don't need to +# modify them (pkgconf has --prefix-variable, but CMake can't pass that option). +mkdir -p mingw64 +cd mingw64 +dbsync +fetch mingw-w64-x86_64-hidapi mingw-w64-x86_64-libusb +verify +extract + +status Success diff --git a/razer-bw-te-ctl.c b/razer-bw-te-ctl.c index 58afec7..b56136c 100644 --- a/razer-bw-te-ctl.c +++ b/razer-bw-te-ctl.c @@ -309,7 +309,7 @@ apply_options(libusb_device_handle *device, return 0; } -#define ERROR(label, ...) \ +#define FAIL(label, ...) \ do { \ fprintf(stderr, "Error: " __VA_ARGS__); \ status = 1; \ @@ -326,7 +326,7 @@ main(int argc, char *argv[]) int result, status = 0; if ((result = libusb_init(NULL))) - ERROR(error_0, "libusb initialisation failed: %s\n", + FAIL(error_0, "libusb initialisation failed: %s\n", libusb_error_name(result)); result = 0; @@ -334,10 +334,10 @@ main(int argc, char *argv[]) find_device(USB_VENDOR_RAZER, USB_PRODUCT_RAZER_BW_TE, &result); if (!device) { if (result) - ERROR(error_1, "couldn't open device: %s\n", + FAIL(error_1, "couldn't open device: %s\n", libusb_error_name(result)); else - ERROR(error_1, "no suitable device found\n"); + FAIL(error_1, "no suitable device found\n"); } bool reattach_driver = false; @@ -348,29 +348,29 @@ main(int argc, char *argv[]) case 1: reattach_driver = true; if ((result = libusb_detach_kernel_driver(device, BW_CTL_IFACE))) - ERROR(error_2, "couldn't detach kernel driver: %s\n", + FAIL(error_2, "couldn't detach kernel driver: %s\n", libusb_error_name(result)); break; default: - ERROR(error_2, "coudn't detect kernel driver presence: %s\n", + FAIL(error_2, "coudn't detect kernel driver presence: %s\n", libusb_error_name(result)); } if ((result = libusb_claim_interface(device, BW_CTL_IFACE))) - ERROR(error_3, "couldn't claim interface: %s\n", + FAIL(error_3, "couldn't claim interface: %s\n", libusb_error_name(result)); if ((result = apply_options(device, &options, &new_config))) - ERROR(error_4, "operation failed: %s\n", + FAIL(error_4, "operation failed: %s\n", libusb_error_name (result)); error_4: if ((result = libusb_release_interface(device, BW_CTL_IFACE))) - ERROR(error_3, "couldn't release interface: %s\n", + FAIL(error_3, "couldn't release interface: %s\n", libusb_error_name(result)); error_3: if (reattach_driver) { if ((result = libusb_attach_kernel_driver(device, BW_CTL_IFACE))) - ERROR(error_2, "couldn't reattach kernel driver: %s\n", + FAIL(error_2, "couldn't reattach kernel driver: %s\n", libusb_error_name(result)); } -- cgit v1.2.3-70-g09d2