cmp.1
来自「操作系统设计与实现源码」· 1 代码 · 共 60 行
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60 行
CMP(1) Minix Programmer's Manual CMP(1)
NAME
cmp - compare two files
SYNOPSIS
cmp [-ls] file1 file2
OPTIONS
-l Loud mode. Print bytes that differ (in octal)
-s Silent mode. Print nothing, just return exit status
EXAMPLES
cmp file1 file2 # Tell whether the files are the same
cmp -l file1 file2 # Print all corresponding bytes that differ
DESCRIPTION
Two files are compared. If they are identical, exit status 0 is
returned. If they differ, exit status 1 is returned. If the files
cannot be opened, exit status 2 is returned. If one of the file
arguments is -, then stdin is compared to the other file.
SEE ALSO
comm(1), diff(1).
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