CMP.1
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操作系统开发
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C/C++
- 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).
- 1