Skip to content

X
xv6-public
提交 94d7e259 创建 作者: rsc's avatar rsc
浏览文件
操作

avoid system binary clashes

上级 7678a19e
隐藏空白字符变更
内嵌 并排
正在显示 包含 31 行增加 和 25 行删除
Makefile
浏览文件 @ 94d7e259
......@@ -96,45 +96,43 @@ fstests : fstests.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o fstests fstests.o $(ULIB)
$(OBJDUMP) -S fstests > fstests.asm
echo : echo.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o echo echo.o $(ULIB)
$(OBJDUMP) -S echo > echo.asm
_echo : echo.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _echo echo.o $(ULIB)
$(OBJDUMP) -S _echo > echo.asm
cat : cat.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o cat cat.o $(ULIB)
$(OBJDUMP) -S cat > cat.asm
_cat : cat.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _cat cat.o $(ULIB)
$(OBJDUMP) -S _cat > cat.asm
userfs : userfs.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o userfs userfs.o $(ULIB)
$(OBJDUMP) -S userfs > userfs.asm
init : init.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o init init.o $(ULIB)
$(OBJDUMP) -S init > init.asm
_init : init.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _init init.o $(ULIB)
$(OBJDUMP) -S _init > init.asm
sh : sh.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o sh sh.o $(ULIB)
$(OBJDUMP) -S sh > sh.asm
_sh : sh.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _sh sh.o $(ULIB)
$(OBJDUMP) -S _sh > sh.asm
ls : ls.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o ls ls.o $(ULIB)
$(OBJDUMP) -S ls > ls.asm
_ls : ls.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _ls ls.o $(ULIB)
$(OBJDUMP) -S _ls > ls.asm
mkdir : mkdir.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o mkdir mkdir.o $(ULIB)
$(OBJDUMP) -S mkdir > mkdir.asm
_mkdir : mkdir.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _mkdir mkdir.o $(ULIB)
$(OBJDUMP) -S _mkdir > mkdir.asm
rm : rm.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o rm rm.o $(ULIB)
$(OBJDUMP) -S rm > rm.asm
_rm : rm.o $(ULIB)
$(LD) -N -e main -Ttext 0 -o _rm rm.o $(ULIB)
$(OBJDUMP) -S _rm > rm.asm
mkfs : mkfs.c fs.h
cc -o mkfs mkfs.c
fs.img : mkfs userfs usertests echo cat README init sh ls mkdir rm fstests
./mkfs fs.img userfs usertests echo cat README init sh ls mkdir rm fstests
# Remove system binaries to avoid confusion.
/bin/rm -f echo cat sh ls mkdir rm
fs.img : mkfs userfs usertests _echo _cat README _init _sh _ls _mkdir _rm fstests
./mkfs fs.img userfs usertests _echo _cat README _init _sh _ls _mkdir _rm fstests
-include *.d
......
mkfs.c
浏览文件 @ 94d7e259
......@@ -51,6 +51,7 @@ xint(uint x)
return y;
}
int
main(int argc, char *argv[])
{
int i, cc, fd;
......@@ -111,6 +112,13 @@ main(int argc, char *argv[])
perror(argv[i]);
exit(1);
}
// Skip leading _ in name when writing to file system.
// The binaries are named _rm, _cat, etc. to keep the
// build operating system from trying to execute them
// in place of system binaries like rm and cat.
if(argv[i][0] == '_')
++argv[i];
inum = ialloc(T_FILE);
......
您添加了 0 人 到此讨论。请谨慎行事。
请先完成此评论的编辑！
请 注册 或者 后发表评论