ref: d6a91e0ae47b4e1df9a9783c49666e2a7357e277
dir: /sys/man/1/cmp/
.TH CMP 1 .SH NAME cmp \- compare two files .SH SYNOPSIS .B cmp [ .B -lLs ] .I file1 file2 [ .I offset1 [ .I offset2 ] ] .SH DESCRIPTION .I Cmp compares the two files and prints a message if the contents differ. .PP The options are: .TP .B -l Print the byte number (decimal) and the differing bytes (hexadecimal) for each difference. .TP .B -L Print the line number of the first differing byte. .TP .B -s Print nothing for differing files, but set the exit status. .PD .PP If offsets are given, comparison starts at the designated byte position of the corresponding file. Offsets that begin with .B 0x are hexadecimal; with .BR 0 , octal; with anything else, decimal. .SH SOURCE .B /sys/src/cmd/cmp.c .SH SEE ALSO .IR diff (1) .SH DIAGNOSTICS If a file is inaccessible or missing, the exit status is .LR open . If the files are the same, the exit status is empty (true). If they are the same except that one is longer than the other, the exit status is .LR EOF . Otherwise .I cmp reports the position of the first disagreeing byte and the exit status is .LR differ .