Imbus/xv6-riscv-kernel
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shuffle for formatting

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This commit is contained in:
rsc 2007-08-24 22:17:54 +00:00
parent d7b44dbcfc
commit 8d2e9a4867
2 changed files with 37 additions and 30 deletions
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37
sysfile.c
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@ -74,14 +74,17 @@ sys_write(void)
}
int
sys_fstat(void)
sys_dup(void)
{
struct file *f;
struct stat *st;
int fd;
if(argfd(0, 0, &f) < 0 || argptr(1, (void*)&st, sizeof(*st)) < 0)
if(argfd(0, 0, &f) < 0)
return -1;
return filestat(f, st);
if((fd=fdalloc(f)) < 0)
return -1;
fileincref(f);
return fd;
}
int
@ -97,6 +100,17 @@ sys_close(void)
return 0;
}
int
sys_fstat(void)
{
struct file *f;
struct stat *st;
if(argfd(0, 0, &f) < 0 || argptr(1, (void*)&st, sizeof(*st)) < 0)
return -1;
return filestat(f, st);
}
// Create the path new as a link to the same inode as old.
int
sys_link(void)
@ -152,6 +166,7 @@ isdirempty(struct inode *dp)
return 1;
}
//PAGEBREAK!
int
sys_unlink(void)
{
@ -344,20 +359,6 @@ sys_chdir(void)
return 0;
}
int
sys_dup(void)
{
struct file *f;
int fd;
if(argfd(0, 0, &f) < 0)
return -1;
if((fd=fdalloc(f)) < 0)
return -1;
fileincref(f);
return fd;
}
int
sys_exec(void)
{