Patch porting gcc v2 (#124)

* 更改编译器的Include路径，使得include时不需要加`<libc/src/include/>`前缀

* 修改include路径

Co-authored-by: longjin <longjin@RinGoTek.cn>

.vscode/c_cpp_properties.json

@@ -1,15 +1,16 @@
 {
     "configurations": [
         {
-            "name": "Linux",
+            "name": "DragonOS",
             "includePath": [
-                "${workspaceFolder}/**"
+                "${workspaceFolder}/**",
+                "${workspaceFolder}/user/libs/libc/src/include"
             ],
             "defines": [
                 "__x86_64__",
                 "DEBUG"
             ],
-            "compilerPath": "/usr/bin/gcc",
+            "compilerPath": "~/opt/dragonos-gcc/gcc-x86_64-unknown-none/bin/x86_64-elf-gcc",
             "cStandard": "gnu17",
             "cppStandard": "gnu++14",
             "intelliSenseMode": "linux-gcc-x64"

.vscode/settings.json

@@ -169,7 +169,8 @@
         "stdint-gcc.h": "c",
         "acpi.h": "c",
         "assert.h": "c",
-        "sys_version.h": "c"
+        "sys_version.h": "c",
+        "cmd.h": "c"
     },
     "C_Cpp.errorSquiggles": "Enabled",
     "esbonio.sphinx.confDir": "",

Makefile

@@ -47,12 +47,14 @@ all: kernel user
 .PHONY: kernel
 kernel:
 	mkdir -p bin/kernel/
+	@if [ -z $$DragonOS_GCC ]; then echo "\033[31m  [错误]尚未安装DragonOS交叉编译器, 请使用tools文件夹下的build_gcc_toolchain.sh脚本安装  \033[0m"; exit 1; fi
 	$(MAKE) -C ./kernel all || (sh -c "echo 内核编译失败" && exit 1)
 	
 .PHONY: user
 user:
 	mkdir -p bin/user/
 	mkdir -p bin/tmp/user
+	@if [ -z $$DragonOS_GCC ]; then echo "\033[31m  [错误]尚未安装DragonOS交叉编译器, 请使用tools文件夹下的build_gcc_toolchain.sh脚本安装  \033[0m"; exit 1; fi
 	$(MAKE) -C ./user all || (sh -c "echo 用户程序编译失败" && exit 1)
 
 .PHONY: clean

user/Makefile

@@ -9,7 +9,7 @@ GARBAGE := $(foreach DIR,$(DIRS),$(addprefix $(DIR)/,$(GARBAGE_PATTERNS)))
 tmp_output_dir=$(ROOT_PATH)/bin/tmp/user
 output_dir=$(ROOT_PATH)/bin/user
 
-CFLAGS := $(GLOBAL_CFLAGS) -I $(shell pwd)/libs
+CFLAGS := $(GLOBAL_CFLAGS) -I $(shell pwd)/libs -I $(shell pwd)/libs/libc/src/include
 current_CFLAGS := $(CFLAGS)
 
 ECHO:
@@ -22,7 +22,6 @@ $(user_sub_dirs): ECHO sys_api_lib
 app: $(user_sub_dirs)
 
 all: app
-	@if [ -z $$DragonOS_GCC ]; then echo "\033[31m  [错误]尚未安装DragonOS交叉编译器, 请使用tools文件夹下的build_gcc_toolchain.sh脚本安装  \033[0m"; exit 1; fi
 	$(shell if [ ! -e $(tmp_output_dir) ];then mkdir -p $(tmp_output_dir); fi)
 	$(shell if [ ! -e $(output_dir) ];then mkdir -p $(output_dir); fi)
 

user/apps/about/about.c

@@ -1,9 +1,9 @@
 #include "sys_version.h"    // 这是系统的版本头文件，在编译过程中自动生成
-#include <libc/src/math.h>
+#include <math.h>
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
-#include <libc/src/time.h>
+#include <time.h>
-#include <libc/src/unistd.h>
+#include <unistd.h>
 
 void print_ascii_logo()
 {

user/apps/shell/cmd.c

@@ -1,17 +1,17 @@
 #include "cmd.h"
 #include "cmd_help.h"
 #include "cmd_test.h"
-#include <libc/src/dirent.h>
+#include <dirent.h>
-#include <libc/src/errno.h>
+#include <errno.h>
-#include <libc/src/fcntl.h>
+#include <fcntl.h>
-#include <libc/src/include/signal.h>
+#include <signal.h>
-#include <libc/src/stddef.h>
+#include <stddef.h>
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
-#include <libc/src/string.h>
+#include <string.h>
-#include <libc/src/sys/stat.h>
+#include <sys/stat.h>
-#include <libc/src/sys/wait.h>
+#include <sys/wait.h>
-#include <libc/src/unistd.h>
+#include <unistd.h>
 #include <libsystem/syscall.h>
 
 // 当前工作目录（在main_loop中初始化）

user/apps/shell/cmd_help.c

@@ -1,6 +1,7 @@
 #include "cmd_help.h"
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
+
 struct help_table_item_t
 {
     void (*func)();

user/apps/shell/cmd_test.c

@@ -1,8 +1,8 @@
 #include "cmd_test.h"
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
-#include <libc/src/string.h>
+#include <string.h>
-#include <libc/src/unistd.h>
+#include <unistd.h>
 
 int shell_pipe_test(int argc, char **argv)
 {

user/apps/shell/shell.c

@@ -1,13 +1,13 @@
 #include "cmd.h"
 #include <libKeyboard/keyboard.h>
-#include <libc/src/fcntl.h>
+#include <fcntl.h>
-#include <libc/src/printf.h>
+#include <printf.h>
-#include <libc/src/stddef.h>
+#include <stddef.h>
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
-#include <libc/src/string.h>
+#include <string.h>
-#include <libc/src/sys/stat.h>
+#include <sys/stat.h>
-#include <libc/src/unistd.h>
+#include <unistd.h>
 
 #define pause_cpu() asm volatile("pause\n\t");
 #define MEM_HISTORY 1024

user/apps/test_signal/main.c

@@ -17,13 +17,12 @@
  *
  */
 
-#include <libc/src/math.h>
+#include <math.h>
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
-#include <libc/src/time.h>
+#include <time.h>
-#include <libc/src/unistd.h>
+#include <unistd.h>
-
+#include <signal.h>
-#include <libc/src/include/signal.h>
 
 bool handle_ok = false;
 

user/libs/libKeyboard/keyboard.c

@@ -1,5 +1,6 @@
 #include "keyboard.h"
-#include <libc/src/unistd.h>
+#include <unistd.h>
+
 // 功能键标志变量
 static bool shift_l = 0, shift_r = 0, ctrl_l = 0, ctrl_r = 0, alt_l = 0, alt_r = 0;
 static bool gui_l = 0, gui_r = 0, apps = 0, insert = 0, home = 0, pgup = 0, del = 0, end = 0, pgdn = 0, arrow_u = 0, arrow_l = 0, arrow_d = 0, arrow_r = 0;

user/libs/libc/Makefile

@@ -1,6 +1,6 @@
 
 all: 
-	$(MAKE) -C src all
+	$(MAKE) CFLAGS="$(CFLAGS)" -C src all
 
 clean:
 	rm -f Cargo.lock

user/libs/libc/src/ctype.c

@@ -1,4 +1,4 @@
-#include <libc/src/ctype.h>
+#include <ctype.h>
 
 
 int isprint(int c)

user/libs/libc/src/dirent.c

@@ -1,10 +1,10 @@
-#include "dirent.h"
+#include <dirent.h>
-#include "unistd.h"
+#include <unistd.h>
-#include "stdio.h"
+#include <stdio.h>
-#include "fcntl.h"
+#include <fcntl.h>
-#include "stddef.h"
+#include <stddef.h>
-#include "stdlib.h"
+#include <stdlib.h>
-#include "string.h"
+#include <string.h>
 #include <libsystem/syscall.h>
 
 /**

user/libs/libc/src/errno.c

@@ -1,2 +1,2 @@
-#include "errno.h"
+#include <errno.h>
 int errno = 0;

user/libs/libc/src/fcntl.c

@@ -1,4 +1,4 @@
-#include <libc/src/fcntl.h>
+#include <fcntl.h>
 #include <libsystem/syscall.h>
 
 /**

user/libs/libc/src/include/ctype.h

@@ -1,10 +1,10 @@
 #pragma once
 
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 
 #pragma once
 
-#include <libc/src/__libc__.h>
+#include <__libc__.h>
 
 
 int isalnum(int c);

user/libs/libc/src/include/dirent.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 
 
 /**

user/libs/libc/src/include/libm.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 
 // ===== 描述long double 的数据比特结构
 #if __LDBL_MANT_DIG__ == 53 && __LDBL_MAX_EXP__ == 1024

user/libs/libc/src/include/math.h

@@ -1,5 +1,5 @@
 #pragma once
-#include "stddef.h"
+#include <stddef.h>
 
 double fabs(double x);
 float fabsf(float x);

user/libs/libc/src/include/signal.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <libc/src/unistd.h>
+#include <unistd.h>
 
 #define SIGHUP 1
 #define SIGINT 2

user/libs/libc/src/include/stddef.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 
 #ifdef __cplusplus
    #define NULL 0

user/libs/libc/src/include/stdio.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 #include <stdarg.h>
 
 // 字体颜色的宏定义

user/libs/libc/src/include/stdlib.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 
 /**
  * @brief 获取一块堆内存

user/libs/libc/src/include/string.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 
 void *memset(void *dst, unsigned char C, uint64_t size);
 /**

user/libs/libc/src/include/sys/stat.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 
 /**
  * @brief 系统内存信息结构体（单位：字节）

user/libs/libc/src/include/sys/types.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include <libc/src/include/stdint.h>
+#include <stdint.h>
 #include <stdbool.h>
 
 typedef unsigned char u_char;

user/libs/libc/src/include/sys/wait.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "types.h"
+#include <sys/types.h>
 
 /**
  * @brief 等待所有子进程退出

user/libs/libc/src/include/time.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "stddef.h"
+#include <stddef.h>
 
 // 操作系统定义时间以ns为单位
 #define CLOCKS_PER_SEC 1000000

user/libs/libc/src/include/unistd.h

@@ -1,6 +1,6 @@
 #pragma once
-#include <libc/src/include/stdint.h>
+#include <stdint.h>
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
 
 /**
  * @brief 关闭文件接口

user/libs/libc/src/malloc.c

@@ -1,9 +1,9 @@
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
 #include <libsystem/syscall.h>
-#include <libc/src/stddef.h>
+#include <stddef.h>
-#include <libc/src/unistd.h>
+#include <unistd.h>
-#include <libc/src/errno.h>
+#include <errno.h>
-#include <libc/src/stdio.h>
+#include <stdio.h>
 
 #define PAGE_4K_SHIFT 12
 #define PAGE_2M_SHIFT 21

user/libs/libc/src/math/fabs.c

@@ -1,6 +1,7 @@
-#include <libc/src/math.h>
+#include <math.h>
-#include <libc/src/sys/types.h>
+#include <sys/types.h>
-#include "libm.h"
+#include <libm.h>
+
 double fabs(double x)
 {
     union

user/libs/libc/src/math/pow.c

@@ -1,5 +1,5 @@
-#include <libc/src/math.h>
+#include <math.h>
-#include <libc/src/stddef.h>
+#include <stddef.h>
 
 int64_t pow(int64_t x, int y)
 {

user/libs/libc/src/math/round.c

@@ -1,4 +1,4 @@
-#include "libm.h"
+#include <libm.h>
 
 #if __FLT_EVAL_METHOD__ == 0 || __FLT_EVAL_METHOD__ == 1
 #define EPS __DBL_EPSILON__

user/libs/libc/src/printf.c

@@ -1,9 +1,9 @@
-#include "printf.h"
+#include <printf.h>
 
-#include <libc/src/math.h>
+#include <math.h>
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
-#include <libc/src/string.h>
+#include <string.h>
 #include <libsystem/syscall.h>
 
 static char *write_num(char *str, uint64_t num, int base, int field_width, int precision, int flags);

user/libs/libc/src/signal.c

@@ -1,6 +1,6 @@
-#include <libc/src/include/signal.h>
+#include <signal.h>
-#include <libc/src/printf.h>
+#include <printf.h>
-#include <libc/src/stddef.h>
+#include <stddef.h>
 #include <libsystem/syscall.h>
 
 #pragma GCC push_options

user/libs/libc/src/stdlib.c

@@ -1,8 +1,8 @@
-#include <libc/src/ctype.h>
+#include <ctype.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
-#include <libc/src/unistd.h>
+#include <unistd.h>
 #include <libsystem/syscall.h>
-#include <libc/src/include/signal.h>
+#include <signal.h>
 
 int abs(int i)
 {

user/libs/libc/src/string.c

@@ -1,4 +1,4 @@
-#include "string.h"
+#include <string.h>
 
 size_t strlen(const char *s)
 {

user/libs/libc/src/sys/stat.c

@@ -1,4 +1,4 @@
-#include "stat.h"
+#include <sys/stat.h>
 #include <libsystem/syscall.h>
 
 int mkdir(const char *path, mode_t mode)

user/libs/libc/src/sys/wait.c

@@ -1,4 +1,4 @@
-#include "wait.h"
+#include <sys/wait.h>
 #include <libsystem/syscall.h>
 
 /**

user/libs/libc/src/sysdeps/x86_64/elf/start.c

@@ -1,6 +1,6 @@
 
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/stdlib.h>
+#include <stdlib.h>
 
 extern int main(int, char **);
 

user/libs/libc/src/time.c

@@ -1,6 +1,6 @@
-#include "time.h"
+#include <time.h>
-#include "errno.h"
+#include <errno.h>
-#include "unistd.h"
+#include <unistd.h>
 #include <libsystem/syscall.h>
 
 /**

user/libs/libc/src/unistd.c

@@ -1,9 +1,9 @@
-#include <libc/src/errno.h>
+#include <errno.h>
-#include <libc/src/fcntl.h>
+#include <fcntl.h>
-#include <libc/src/stddef.h>
+#include <stddef.h>
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/string.h>
+#include <string.h>
-#include <libc/src/unistd.h>
+#include <unistd.h>
 #include <libsystem/syscall.h>
 
 /**

user/libs/libsystem/syscall.c

@@ -1,6 +1,6 @@
 #include "syscall.h"
-#include <libc/src/stdio.h>
+#include <stdio.h>
-#include <libc/src/errno.h>
+#include <errno.h>
 long syscall_invoke(uint64_t syscall_id, uint64_t arg0, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6, uint64_t arg7)
 {
     uint64_t __err_code;

user/libs/libsystem/syscall.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include <libc/src/include/stdint.h>
+#include <stdint.h>
 
 // 系统调用号
 #define SYS_NOT_EXISTS 0