76 lines
1.8 KiB
C
76 lines
1.8 KiB
C
/* libc/sys/linux/inode.c - Inode-related system calls */
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/* Written 2000 by Werner Almesberger */
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/utime.h>
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#include <linux/dirent.h>
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#include <machine/syscall.h>
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#define _LIBC 1
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#include <sys/lock.h>
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__LOCK_INIT(static, umask_lock);
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#define __NR___umask __NR_umask
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_syscall2(int,link,const char *,oldpath,const char *,newpath)
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_syscall1(int,unlink,const char *,pathname)
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_syscall1(int,chdir,const char *,path)
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_syscall3(int,mknod,const char *,pathname,mode_t,mode,dev_t,dev)
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_syscall2(int,chmod,const char *,path,mode_t,mode)
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_syscall2(int,utime,const char *,filename,const struct utimbuf *,buf)
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_syscall2(int,access,const char *,filename,int,mode)
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_syscall2(int,mkdir,const char *,pathname,mode_t,mode)
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_syscall1(int,rmdir,const char *,pathname)
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_syscall1(int,pipe,int *,filedes)
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_syscall1(int,chroot,const char *,path)
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_syscall2(int,symlink,const char *,oldpath,const char *,newpath)
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_syscall3(int,readlink,const char *,path,char *,buf,size_t,bufsiz)
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_syscall2(int,stat,const char *,file_name,struct stat *,buf)
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_syscall2(int,lstat,const char *,file_name,struct stat *,buf)
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_syscall2(int,fstat,int,filedes,struct stat *,buf)
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_syscall3(int,getdents,int,fd,struct dirent *,dirp,unsigned int,count)
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_syscall1(mode_t,__umask,mode_t,mask)
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static _syscall3(int,fchown32,int,fd,uid_t,owner,gid_t,group)
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int
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fchown (int fd, uid_t owner, gid_t group)
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{
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return __libc_fchown32 (fd, owner, group);
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}
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mode_t
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umask (mode_t mask)
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{
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mode_t old_mask;
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/* we need to lock so as to not interfere with getumask */
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__lock_acquire(umask_lock);
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old_mask = __umask (mask);
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__lock_release(umask_lock);
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return old_mask;
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}
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mode_t
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getumask (void)
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{
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mode_t mask;
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__lock_acquire(umask_lock);
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mask = __umask (0);
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mask = __umask (mask);
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__lock_release(umask_lock);
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return mask;
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}
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