diff options
| -rw-r--r-- | .gitignore | 6 | ||||
| -rw-r--r-- | 0bsd.txt | 10 | ||||
| -rw-r--r-- | applications/clock/makefile | 12 | ||||
| -rw-r--r-- | applications/goldman/makefile | 12 | ||||
| -rw-r--r-- | applications/hello/makefile | 12 | ||||
| -rw-r--r-- | applications/init/makefile | 12 | ||||
| -rw-r--r-- | clean-setup.sh | 3 | ||||
| -rw-r--r-- | euler/makefile | 26 | ||||
| -rw-r--r-- | euler/source/empty.asm | 0 | ||||
| -rw-r--r-- | kernel/makefile | 20 | ||||
| -rw-r--r-- | libraries/daguerre/makefile | 12 | ||||
| -rw-r--r-- | libraries/pake/makefile | 12 | ||||
| -rw-r--r-- | makefile | 253 | ||||
| -rw-r--r-- | qemu.gdb | 2 | ||||
| -rw-r--r-- | readme.txt | 41 | ||||
| -rw-r--r-- | setup.sh | 76 |
16 files changed, 232 insertions, 277 deletions
@@ -4,7 +4,5 @@ build/* dependencies/* toolchain/* -euler/build/* -kernel/build/* -applications/*/build/* -libraries/*/build/* +.setup-complete +.setup-started diff --git a/0bsd.txt b/0bsd.txt new file mode 100644 index 0000000..7ae8865 --- /dev/null +++ b/0bsd.txt @@ -0,0 +1,10 @@ +Permission to use, copy, modify, and/or distribute this software for +any purpose with or without fee is hereby granted. + +THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL +WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES +OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE +FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY +DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN +AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT +OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. diff --git a/applications/clock/makefile b/applications/clock/makefile deleted file mode 100644 index 949e6ce..0000000 --- a/applications/clock/makefile +++ /dev/null @@ -1,12 +0,0 @@ -SOURCES = \ - main.cpp - -build/%.cpp.o: source/%.cpp - @mkdir -p $(@D) - $(HILBERT_CC) -c $^ -o $@ - -build/clock.elf: $(SOURCES:%=build/%.o) - $(HILBERT_CC) $^ -ldaguerre -lpake -o $@ - -clean: - rm -rf build diff --git a/applications/goldman/makefile b/applications/goldman/makefile deleted file mode 100644 index 0d07717..0000000 --- a/applications/goldman/makefile +++ /dev/null @@ -1,12 +0,0 @@ -SOURCES = \ - main.cpp renderer.cpp input.cpp socket.cpp window.cpp - -build/%.cpp.o: source/%.cpp - @mkdir -p $(@D) - $(HILBERT_CC) -c $^ -o $@ - -build/goldman.elf: $(SOURCES:%=build/%.o) - $(HILBERT_CC) $^ -ldaguerre -o $@ - -clean: - rm -rf build diff --git a/applications/hello/makefile b/applications/hello/makefile deleted file mode 100644 index ea0b09a..0000000 --- a/applications/hello/makefile +++ /dev/null @@ -1,12 +0,0 @@ -SOURCES = \ - main.cpp - -build/%.cpp.o: source/%.cpp - @mkdir -p $(@D) - $(HILBERT_CC) -c $^ -o $@ - -build/hello.elf: $(SOURCES:%=build/%.o) - $(HILBERT_CC) $^ -ldaguerre -lpake -o $@ - -clean: - rm -rf build diff --git a/applications/init/makefile b/applications/init/makefile deleted file mode 100644 index 91328e7..0000000 --- a/applications/init/makefile +++ /dev/null @@ -1,12 +0,0 @@ -SOURCES = \ - main.cpp - -build/%.cpp.o: source/%.cpp - @mkdir -p $(@D) - $(HILBERT_CC) -c $^ -o $@ - -build/init.elf: $(SOURCES:%=build/%.o) - $(HILBERT_CC) $^ -o $@ - -clean: - rm -rf build diff --git a/clean-setup.sh b/clean-setup.sh new file mode 100644 index 0000000..f411398 --- /dev/null +++ b/clean-setup.sh @@ -0,0 +1,3 @@ +#!/bin/sh + +rm -rf dependencies toolchain .setup-started .setup-complete diff --git a/euler/makefile b/euler/makefile deleted file mode 100644 index 7574dea..0000000 --- a/euler/makefile +++ /dev/null @@ -1,26 +0,0 @@ -LIBC_SOURCES = \ - entry.cpp std/string.cpp std/cstring.cpp syscall.cpp std/cstdlib.cpp \ - heap.cpp syscall.asm std/cctype.cpp std/cstdio.cpp stream.cpp std/ctime.cpp - -clean: - rm -rf build - -build/%.asm.o: source/%.asm - @mkdir -p $(@D) - $(HILBERT_NASM) $^ -o $@ - -build/%.cpp.o: source/%.cpp - @mkdir -p $(@D) - $(HILBERT_CC) -ffreestanding -c $^ -o $@ - -build/crt0.o: build/empty.asm.o - cp $^ $@ - -build/libc.a: ${LIBC_SOURCES:%=build/%.o} - $(HILBERT_AR) rcs $@ $^ - -build/libg.a: build/empty.asm.o - $(HILBERT_AR) rcs $@ $^ - -build/libm.a: build/empty.asm.o - $(HILBERT_AR) rcs $@ $^ diff --git a/euler/source/empty.asm b/euler/source/empty.asm deleted file mode 100644 index e69de29..0000000 --- a/euler/source/empty.asm +++ /dev/null diff --git a/kernel/makefile b/kernel/makefile deleted file mode 100644 index 608e67e..0000000 --- a/kernel/makefile +++ /dev/null @@ -1,20 +0,0 @@ -SOURCES = \ - storage/bd/memory.cpp storage/fs/tarfs.cpp application.asm application.cpp \ - framebuffer.cpp interrupts.asm interrupts.cpp allocator.cpp storage.cpp \ - syscall.cpp utility.cpp paging.asm paging.cpp entry.cpp input.cpp panic.cpp \ - vfile.cpp serial.asm app-memory.cpp load-app.cpp timer.cpp timer.asm - -build/%.asm.o: source/%.asm - @mkdir -p $(@D) - $(HILBERT_NASM) $^ -o $@ - -build/%.cpp.o: source/%.cpp - @mkdir -p $(@D) - $(HILBERT_CC) -c -ffreestanding -fno-exceptions -fno-rtti \ - -mcmodel=kernel -I ${LIMINE_DIR} -I ${MINTSUKI_HEADERS_DIR} $^ -o $@ - -build/kernel.elf: $(SOURCES:%=build/%.o) - $(HILBERT_LD) -T link.ld $^ -o $@ - -clean: - rm -rf build diff --git a/libraries/daguerre/makefile b/libraries/daguerre/makefile deleted file mode 100644 index f428193..0000000 --- a/libraries/daguerre/makefile +++ /dev/null @@ -1,12 +0,0 @@ -SOURCES = \ - framebuffer.cpp ppm.cpp psf.cpp - -build/%.cpp.o: source/%.cpp - @mkdir -p $(@D) - $(HILBERT_CC) -c $^ -o $@ - -build/libdaguerre.a: $(SOURCES:%=build/%.o) - $(HILBERT_AR) rcs $@ $^ - -clean: - rm -rf build diff --git a/libraries/pake/makefile b/libraries/pake/makefile deleted file mode 100644 index 28e7d37..0000000 --- a/libraries/pake/makefile +++ /dev/null @@ -1,12 +0,0 @@ -SOURCES = \ - widgets/fixed-text.cpp dirtiable-image.cpp window.cpp - -build/%.cpp.o: source/%.cpp - @mkdir -p $(@D) - $(HILBERT_CC) -c $^ -o $@ - -build/libpake.a: $(SOURCES:%=build/%.o) - $(HILBERT_AR) rcs $@ $^ - -clean: - rm -rf build @@ -1,165 +1,118 @@ -LIMINE_DIR = $(abspath dependencies/limine) -MINTSUKI_HEADERS_DIR = $(abspath dependencies/mintsuki-headers) -TOOLCHAIN_DIR = $(abspath toolchain) +# arguments are not strictly necessary to build -EXTRA_CC_ARGS = -Wall -Wextra -Og -ggdb -fno-exceptions +CC_EXTRA_ARGS = -Wall -Wextra -Og -ggdb -HILBERT_NASM = nasm -f elf64 -HILBERT_CC = ${TOOLCHAIN_DIR}/usr/bin/x86_64-elf-c++ -std=c++20 \ - ${EXTRA_CC_ARGS} -static -mno-sse -I include -I $(abspath euler/include) \ - -I $(abspath libraries/daguerre/include) -I ${MINTSUKI_HEADERS_DIR} \ - -I $(abspath libraries/pake/include) -HILBERT_AR = ${TOOLCHAIN_DIR}/usr/bin/x86_64-elf-ar -HILBERT_LD = ${TOOLCHAIN_DIR}/usr/bin/x86_64-elf-ld -z noexecstack +.PHONY: default +default: build/disk.iso -.EXPORT_ALL_VARIABLES: +# command and arguments that you should be careful about changing -LIB_DIR = ${TOOLCHAIN_DIR}/usr/x86_64-elf/lib +NASM = nasm +CC = toolchain/usr/bin/x86_64-elf-c++ +AR = toolchain/usr/bin/x86_64-elf-ar +LD = toolchain/usr/bin/x86_64-elf-ld -LIMINE_DEP = dependencies/.limine-done -MINTSUKI_HEADERS_DEP = dependencies/.mintsuki-headers-done -BINUTILS_DEP = toolchain/.binutils-done -GCC_DEP = toolchain/.gcc-done -LIBGCC_DEP = toolchain/.libgcc-done -LIBSTDCPP_DEP = toolchain/.libstdcpp-done +KERNEL_INCLUDES = \ + dependencies/limine \ + dependencies/mintsuki-headers \ + kernel/include -EULER_DEP = toolchain/.euler-done -DAGUERRE_DEP = toolchain/.daguerre-done -PAKE_DEP = toolchain/.pake-done +USER_INCLUDES = \ + dependencies/mintsuki-headers \ + euler/include \ + $(wildcard libraries/*/include) -APP_DEPS = ${EULER_DEP} -LIBRARY_DEPS = ${LIBSTDCPP_DEP} +NASM_ARGS = -f elf64 -.PHONY: default run clean clean-dependencies +CC_ARGS_COMMON = -std=c++20 -static -mno-sse -Iinclude ${CC_EXTRA_ARGS} +CC_ARGS_KERNEL = \ + ${CC_ARGS_COMMON} -ffreestanding -fno-exceptions \ + -fno-rtti -mcmodel=kernel ${KERNEL_INCLUDES:%=-I%} +CC_ARGS_USER = ${CC_ARGS_COMMON} ${USER_INCLUDES:%=-I%} -default: build/disk.iso +LD_ARGS = -z noexecstack -run: build/disk.iso - gdb -x qemu.gdb +LIBDIR = toolchain/usr/x86_64-elf/lib -clean: - rm -rf build ${EULER_DEP} ${DAGUERRE_DEP} ${PAKE_DEP} - make -C euler clean - make -C kernel clean - make -C applications/init clean - make -C applications/goldman clean - make -C applications/hello clean - make -C applications/clock clean - make -C libraries/daguerre clean - make -C libraries/pake clean - -clean-dependencies: clean - rm -rf toolchain dependencies - -${LIMINE_DEP}: - mkdir -p dependencies - test -e dependencies/limine || git clone --depth 1 -b v7.5.1 https://github.com/limine-bootloader/limine dependencies/limine - cd ${LIMINE_DIR} && ./bootstrap - cd ${LIMINE_DIR} && ./configure --enable-bios --enable-bios-cd - +make -C ${LIMINE_DIR} - touch $@ - -${MINTSUKI_HEADERS_DEP}: - mkdir -p dependencies - test -e dependencies/mintsuki-headers || git clone --depth 1 https://github.com/osdev0/freestanding-headers dependencies/mintsuki-headers - cd dependencies/mintsuki-headers && git fetch --depth=1 origin dd3abd2d7147efc4170dff478d3b7730bed14147 - cd dependencies/mintsuki-headers && git checkout dd3abd2d7147efc4170dff478d3b7730bed14147 - patch dependencies/mintsuki-headers/stddef.h patches/mintsuki-stddef.patch - touch $@ - -${BINUTILS_DEP}: - mkdir -p dependencies toolchain/usr - test -e dependencies/binutils || git clone --depth 1 -b binutils-2_42 https://sourceware.org/git/binutils-gdb dependencies/binutils - mkdir -p dependencies/binutils/build - cd dependencies/binutils/build && ../configure --disable-gdb \ - --target=x86_64-elf --prefix=${TOOLCHAIN_DIR}/usr - +make -C dependencies/binutils/build - +make -C dependencies/binutils/build install - touch $@ - -${GCC_DEP}: ${BINUTILS_DEP} - mkdir -p toolchain/usr/include - test -e dependencies/gcc || git clone --depth 1 -b releases/gcc-14.1.0 https://gcc.gnu.org/git/gcc dependencies/gcc - mkdir -p dependencies/gcc/build - cd dependencies/gcc/build && ../configure --disable-fixed-point \ - --disable-gcov --disable-multilib --disable-shared \ - --disable-hosted-libstdcxx \ - --enable-languages=c++ --target=x86_64-elf --enable-cstdio=stdio_pure \ - --prefix=${TOOLCHAIN_DIR}/usr --without-headers --enable-cxx-flags=-mno-sse - +make -C dependencies/gcc/build all-gcc - +make -C dependencies/gcc/build install-gcc - touch $@ - -${LIBGCC_DEP}: ${GCC_DEP} - +make -C dependencies/gcc/build all-target-libgcc - +make -C dependencies/gcc/build install-target-libgcc - touch $@ - -${LIBSTDCPP_DEP}: ${LIBGCC_DEP} - +make -C dependencies/gcc/build all-target-libstdc++-v3 - +make -C dependencies/gcc/build install-target-libstdc++-v3 - patch toolchain/usr/x86_64-elf/include/c++/14.1.0/memory patches/gcc-memory.patch - touch $@ - -.PHONY: ${EULER_DEP} -${EULER_DEP}: ${LIBRARY_DEPS} - +make -C euler build/crt0.o build/libc.a build/libg.a build/libm.a - mkdir -p ${LIB_DIR} - cp euler/build/crt0.o euler/build/libc.a \ - euler/build/libg.a euler/build/libm.a ${LIB_DIR}/ - touch $@ - -.PHONY: ${DAGUERRE_DEP} -${DAGUERRE_DEP}: ${LIBRARY_DEPS} - +make -C libraries/daguerre build/libdaguerre.a - cp libraries/daguerre/build/libdaguerre.a ${LIB_DIR}/ - touch $@ - -.PHONY: ${PAKE_DEP} -${PAKE_DEP}: ${LIBRARY_DEPS} - +make -C libraries/pake build/libpake.a - cp libraries/pake/build/libpake.a ${LIB_DIR}/ - touch $@ - -.PHONY: kernel/build/kernel.elf -kernel/build/kernel.elf: ${GCC_DEP} ${MINTSUKI_HEADERS_DEP} ${LIMINE_DEP} - +make -C kernel build/kernel.elf - -.PHONY: applications/init/build/init.elf -applications/init/build/init.elf: ${APP_DEPS} - +make -C applications/init build/init.elf - -.PHONY: applications/goldman/build/goldman.elf -applications/goldman/build/goldman.elf: ${APP_DEPS} ${DAGUERRE_DEP} - +make -C applications/goldman build/goldman.elf - -.PHONY: applications/hello/build/hello.elf -applications/hello/build/hello.elf: ${APP_DEPS} ${DAGUERRE_DEP} ${PAKE_DEP} - +make -C applications/hello build/hello.elf - -.PHONY: applications/clock/build/clock.elf -applications/clock/build/clock.elf: ${APP_DEPS} ${DAGUERRE_DEP} ${PAKE_DEP} - +make -C applications/clock build/clock.elf - -build/initfs.tgz: applications/init/build/init.elf \ - applications/goldman/build/goldman.elf \ - applications/hello/build/hello.elf \ - applications/clock/build/clock.elf - @mkdir -p build +SOURCES_FIND = -type f -regex '.*\.\(asm\|cpp\)' + +# kernel section + +build/kernel/%.asm.o: kernel/%.asm + @mkdir -p ${@D} + ${NASM} ${NASM_ARGS} $^ -o $@ + +build/kernel/%.cpp.o: kernel/%.cpp + @mkdir -p ${@D} + ${CC} -c ${CC_ARGS_KERNEL} $^ -o $@ + +KERNEL_SOURCES = $(shell find kernel/source ${SOURCES_FIND}) +build/kernel.elf: ${KERNEL_SOURCES:%=build/%.o} + ${LD} ${LD_ARGS} -T kernel/link.ld $^ -o $@ + +# euler section + +build/euler/%.asm.o: euler/%.asm + @mkdir -p ${@D} + ${NASM} ${NASM_ARGS} $^ -o $@ + +build/euler/%.cpp.o: euler/%.cpp + @mkdir -p ${@D} + ${CC} -c ${CC_ARGS_USER} -ffreestanding $^ -o $@ + +EULER_SOURCES = $(shell find euler/source ${SOURCES_FIND}) +${LIBDIR}/crt0.o ${LIBDIR}/libc.a ${LIBDIR}/libg.a ${LIBDIR}/libm.a build/euler.a&: ${EULER_SOURCES:%=build/%.o} + ${AR} rcs build/euler.a $^ + cp build/euler.a ${LIBDIR}/libc.a + ${NASM} ${NASM_ARGS} /dev/null -o ${LIBDIR}/crt0.o + ${AR} rcs ${LIBDIR}/libg.a ${LIBDIR}/crt0.o + ${AR} rcs ${LIBDIR}/libm.a ${LIBDIR}/crt0.o + +# libraries and applications section + +ALL_LIBRARIES = daguerre pake +ALL_APPLICATIONS = clock goldman hello init + + clock_LIBRARIES = daguerre pake +goldman_LIBRARIES = daguerre + hello_LIBRARIES = daguerre pake + init_LIBRARIES = + +build/%.cpp.o: %.cpp + @mkdir -p ${@D} + ${CC} -c ${CC_ARGS_USER} $^ -o $@ + +# ${1} = library name +define LIBRARY_TEMPLATE = +${1}_SOURCES = $$(shell find libraries/${1}/source $${SOURCES_FIND}) +$${LIBDIR}/lib${1}.a build/libraries/lib${1}.a&: $${${1}_SOURCES:%=build/%.o} + $${AR} rcs build/libraries/lib${1}.a $$^ + cp build/libraries/lib${1}.a $${LIBDIR}/lib${1}.a +endef + +# ${1} = application name +define APPLICATION_TEMPLATE = +${1}_SOURCES = $$(shell find applications/${1}/source $${SOURCES_FIND}) +build/applications/${1}.elf: $${${1}_SOURCES:%=build/%.o} $${${1}_LIBRARIES:%=$${LIBDIR}/lib%.a} $${LIBDIR}/libc.a + $${CC} ${CC_ARGS_USER} $${${1}_SOURCES:%=build/%.o} $$(patsubst %,-l%,$${${1}_LIBRARIES}) -o $$@ +endef + +$(foreach library,${ALL_LIBRARIES},$(eval $(call LIBRARY_TEMPLATE,${library}))) +$(foreach application,${ALL_APPLICATIONS},$(eval $(call APPLICATION_TEMPLATE,${application}))) + +# initfs and disk section + +build/initfs.tgz: ${ALL_APPLICATIONS:%=build/applications/%.elf} rm -rf build/initfs cp -r skeleton build/initfs - cp applications/init/build/init.elf build/initfs/bin/init - cp applications/goldman/build/goldman.elf build/initfs/bin/goldman - cp applications/hello/build/hello.elf build/initfs/bin/hello - cp applications/clock/build/clock.elf build/initfs/bin/clock + $(foreach application,${ALL_APPLICATIONS},cp build/applications/${application}.elf build/initfs/bin/${application}; ) cd build/initfs && tar czf ../initfs.tgz . -build/disk.iso: kernel/build/kernel.elf build/initfs.tgz ${LIMINE_DEP} - @mkdir -p build +build/disk.iso: build/kernel.elf build/initfs.tgz rm -rf build/iso mkdir build/iso - cp kernel/build/kernel.elf ${LIMINE_DIR}/bin/limine-bios.sys \ - ${LIMINE_DIR}/bin/limine-bios-cd.bin build/initfs.tgz build/iso/ + cp dependencies/limine/bin/limine-bios.sys dependencies/limine/bin/limine-bios-cd.bin \ + build/kernel.elf build/initfs.tgz build/iso/ echo 'TIMEOUT=0' > build/iso/limine.cfg echo ':Hilbert OS' >> build/iso/limine.cfg echo 'PROTOCOL=limine' >> build/iso/limine.cfg @@ -168,3 +121,13 @@ build/disk.iso: kernel/build/kernel.elf build/initfs.tgz ${LIMINE_DEP} echo 'MODULE_CMDLINE=initfs' >> build/iso/limine.cfg xorriso -as mkisofs -b limine-bios-cd.bin -no-emul-boot -boot-load-size 4 \ -boot-info-table --protective-msdos-label build/iso -o $@ + +# phony targets + +.PHONY: run +run: build/disk.iso + gdb -x qemu.gdb + +.PHONY: clean +clean: + rm -rf build ${LIBDIR}/crt0.o ${LIBDIR}/libc.a ${LIBDIR}/libg.a ${LIBDIR}/libm.a $(foreach library,${ALL_LIBRARIES},${LIBDIR}/lib${library}.a) @@ -1,5 +1,5 @@ target remote | qemu-system-x86_64 -gdb stdio -cdrom build/disk.iso -boot d -symbol-file kernel/build/kernel.elf +symbol-file build/kernel.elf set disassembly-flavor intel set print asm-demangle on layout src @@ -1,14 +1,31 @@ hilbert os is a 64-bit hobby operating system, which is not very mature yet. to build and test it, you will need some software installed. on debian, i believe -running command [1] below as root (e.g. with sudo) is sufficient. the default -makefile target builds a disk image at build/disk.iso that can be booted on a -64-bit bios system. you can use command [2] to build that. finally, use -command [3] to run the disk in qemu with gdb attached. - - [1] apt install bison flex g++ gdb git libgmp-dev libmpfr-dev - libmpc-dev make nasm qemu-system-x86 texinfo xorriso - [2] make -j$(nproc) - [3] make run +the packages listed below are sufficient. + + - bison + - flex + - g++ + - gdb + - git + - libgmp-dev + - libmpfr-dev + - libmpc-dev + - make + - nasm + - qemu-system-x86 + - texinfo + - xorriso + +next, you will need to download and compile some dependencies. the script in +setup.sh will do this for you. if it sees an environment variables MAKEOPTS, it +will pass the contents of that as arguments to invocations of make. otherwise, +it defaults to "-j$(nproc)". if you nead to clean that setup for any reason, +you can use the script in clean-setup.sh. + +now that we have all the dependencies, just run "make". the default target is +build/disk.iso, a bios-bootable disk image. you can run "make debug" to start +qemu with that disk, and attach gdb to it. you can also use "make clean" to +remove all of the files that "make" creates. acknowledgements (any under "dependencies" are downloaded during build): @@ -59,6 +76,12 @@ license in isc.txt (isc license): - libraries - makefile +the following file are released under the text in 0bsd.txt (zero-clause bsd): + + - clean-setup.sh + - makefile + - setup.sh + the following directories and files are released under the text in cc0.txt (creative commons cc0 1.0 universal public domain dedication): diff --git a/setup.sh b/setup.sh new file mode 100644 index 0000000..bb20c18 --- /dev/null +++ b/setup.sh @@ -0,0 +1,76 @@ +#!/bin/sh + +LIMINE_TAG=v7.5.1 +MINTSUKI_HEADERS_COMMIT=dd3abd2d7147efc4170dff478d3b7730bed14147 +BINUTILS_TAG=binutils-2_42 +GCC_TAG=releases/gcc-14.1.0 + +PROJECT_ROOT="$(pwd)" + +if [ -e .setup-complete ]; then + echo setup has already completed. refusing to run again. + echo to run again anyway, delete .setup-complete + echo to clean the dependencies, run clean-dependencies.sh + exit 1 +fi + +if [ -e .setup-started ]; then + echo setup has already been started, but failed. refusing to run again. + echo to run again anyway, delete .setup-started + echo to clean the dependencies, run clean-dependencies.sh + exit 1 +fi + +if [ -z "$MAKEOPTS" ]; then + MAKEOPTS=-j$(nproc) +fi + +touch .setup-started + +set -e + +mkdir -p dependencies toolchain/usr +cd dependencies + +git clone --depth 1 -b "$LIMINE_TAG" https://github.com/limine-bootloader/limine limine +cd limine +./bootstrap +./configure --enable-bios --enable-bios-cd +make $MAKEOPTS +cd .. + +git clone --depth 1 https://github.com/osdev0/freestanding-headers mintsuki-headers +cd mintsuki-headers +git fetch --depth=1 origin "$MINTSUKI_HEADERS_COMMIT" +git checkout "$MINTSUKI_HEADERS_COMMIT" +patch stddef.h "$PROJECT_ROOT"/patches/mintsuki-stddef.patch +cd .. + +git clone --depth 1 -b "$BINUTILS_TAG" https://sourceware.org/git/binutils-gdb binutils +mkdir binutils/build +cd binutils/build +../configure --disable-gdb --target=x86_64-elf --prefix="$PROJECT_ROOT"/toolchain/usr +make $MAKEOPTS +make $MAKEOPTS install +cd ../.. + +git clone --depth 1 -b "$GCC_TAG" https://gcc.gnu.org/git/gcc gcc +mkdir gcc/build +cd gcc/build +../configure --disable-fixed-point --disable-gcov --disable-multilib \ + --disable-shared --disable-hosted-libstdcxx --enable-languages=c++ \ + --target=x86_64-elf --enable-cstdio=stdio_pure \ + --prefix="$PROJECT_ROOT"/toolchain/usr --without-headers \ + --enable-cxx-flags=-mno-sse +make $MAKEOPTS all-gcc +make $MAKEOPTS install-gcc +make $MAKEOPTS all-target-libgcc +make $MAKEOPTS install-target-libgcc +make $MAKEOPTS all-target-libstdc++-v3 +make $MAKEOPTS install-target-libstdc++-v3 +patch "$PROJECT_ROOT"/toolchain/usr/x86_64-elf/include/c++/14.1.0/memory \ + "$PROJECT_ROOT"/patches/gcc-memory.patch +cd ../.. + +cd .. +touch .setup-complete |