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完善libc，构建了OS-specific工具链，编译了基于gcc-11.3.0的DragonOS userland compiler，移植了mpfr,gmp,mpc库 (#134)

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* 修改include路径

* 添加了创建libsysapi.a和/bin/sysroot/usr/include/+lib/的代码

* 修补.gitignore

* 删除多余项

* 优化脚本可读性

* 新增crt0 crti crtn

* 编译binutils所需的东西

* fflush()和fprintf()的简单实现

* 应用程序启动前，调用初始化libc的函数

* 自动创建sysroot

* 添加了stderr的初始化

* 修改了stderr的初始化

* 内核添加对stdio的简略处理

* 格式化代码

* 修正打开stdio文件描述符的问题

* bugfix: 修复fprintf忘记释放buf的问题

* 修复shell错误地把入口设置为main而不是_start的问题

* 新增__cxa_atexit  (gcc要求libc提供这个）

* 增加putchar puts

* 更新写入磁盘镜像的脚本，默认无参数时，使用legacy方式安装

* 更新编译脚本

* stdio增加eof的定义

* 新增extern cplusplus

* mpfr gmp mpc 构建脚本

* 更新libsysapi.a为libc.a

* 加上ferror fopen fclose

* 更新移植的软件的构建脚本

* 更改build_gcc_toolchain.sh中的-save参数名为-save-cache

Co-authored-by: longjin <longjin@RinGoTek.cn>
This commit is contained in:
guanjinquan
2023-01-06 21:29:23 +08:00
committed by GitHub
parent 61de2cdc3f
commit 2224c93ea9
49 changed files with 746 additions and 70 deletions
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22
user/Makefile
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@ -2,7 +2,7 @@ user_sub_dirs = apps
SUBDIR_ROOTS := .
DIRS := . $(shell find $(SUBDIR_ROOTS) -type d)
GARBAGE_PATTERNS := *.o *.s~ *.s *.S~ *.c~ *.h~ sys_api_lib
GARBAGE_PATTERNS := *.o *.s~ *.s *.S~ *.c~ *.h~ sys_api_lib *.a
GARBAGE := $(foreach DIR,$(DIRS),$(addprefix $(DIR)/,$(GARBAGE_PATTERNS)))
@ -22,16 +22,32 @@ $(user_sub_dirs): ECHO sys_api_lib
app: $(user_sub_dirs)
all: app
$(shell if [ ! -e $(tmp_output_dir) ];then mkdir -p $(tmp_output_dir); fi)
$(shell if [ ! -e $(output_dir) ];then mkdir -p $(output_dir); fi)
@echo 用户态程序编译完成
make_output_dir: ECHO
mkdir -p $(ROOT_PATH)/bin/user/
mkdir -p $(ROOT_PATH)/bin/tmp/user
mkdir -p $(ROOT_PATH)/bin/sysroot/usr/include
mkdir -p $(ROOT_PATH)/bin/sysroot/usr/lib
$(shell if [ ! -e $(tmp_output_dir) ];then mkdir -p $(tmp_output_dir); fi)
$(shell if [ ! -e $(output_dir) ];then mkdir -p $(output_dir); fi)
# 系统库
sys_api_lib:
sys_api_lib_stage_1: make_output_dir
@echo Building sys_api_lib...
$(MAKE) -C libs all CFLAGS="$(CFLAGS)" tmp_output_dir="$(tmp_output_dir)" output_dir="$(output_dir)" sys_libs_dir="$(shell pwd)/libs"
sys_api_lib: sys_api_lib_stage_1
$(AR) crvs $(ROOT_PATH)/bin/sysroot/usr/lib/libc.a $(shell find ./libs/* -name "*.o")
$(shell find ./libs/* -name "*.o" | xargs -I {} cp {} $(ROOT_PATH)/bin/sysroot/usr/lib/)
$(shell cp -r $(ROOT_PATH)/user/libs/libc/src/include/* $(ROOT_PATH)/bin/sysroot/usr/include/)
$(shell cp -r $(ROOT_PATH)/user/libs/libc/src/arch/x86_64/c*.o $(ROOT_PATH)/bin/sysroot/usr/lib/)
clean:
rm -rf $(GARBAGE)