| 1 | .\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.27.
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| 2 | .TH DIFF "1" "April 2002" "diffutils 2.8.1" "User Commands"
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| 3 | .SH NAME
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| 4 | diff \- compare files line by line
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| 5 | .SH SYNOPSIS
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| 6 | .B diff
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| 7 | [\fIOPTION\fR]... \fIFILES\fR
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| 8 | .SH DESCRIPTION
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| 9 | Compare files line by line.
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| 10 | .TP
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| 11 | \fB\-i\fR \fB\-\-ignore\-case\fR
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| 12 | Ignore case differences in file contents.
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| 13 | .TP
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| 14 | \fB\-\-ignore\-file\-name\-case\fR
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| 15 | Ignore case when comparing file names.
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| 16 | .TP
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| 17 | \fB\-\-no\-ignore\-file\-name\-case\fR
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| 18 | Consider case when comparing file names.
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| 19 | .TP
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| 20 | \fB\-E\fR \fB\-\-ignore\-tab\-expansion\fR
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| 21 | Ignore changes due to tab expansion.
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| 22 | .TP
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| 23 | \fB\-b\fR \fB\-\-ignore\-space\-change\fR
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| 24 | Ignore changes in the amount of white space.
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| 25 | .TP
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| 26 | \fB\-w\fR \fB\-\-ignore\-all\-space\fR
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| 27 | Ignore all white space.
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| 28 | .TP
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| 29 | \fB\-B\fR \fB\-\-ignore\-blank\-lines\fR
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| 30 | Ignore changes whose lines are all blank.
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| 31 | .TP
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| 32 | \fB\-I\fR RE \fB\-\-ignore\-matching\-lines\fR=\fIRE\fR
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| 33 | Ignore changes whose lines all match RE.
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| 34 | .TP
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| 35 | \fB\-\-strip\-trailing\-cr\fR
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| 36 | Strip trailing carriage return on input.
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| 37 | .TP
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| 38 | \fB\-a\fR \fB\-\-text\fR
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| 39 | Treat all files as text.
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| 40 | .TP
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| 41 | \fB\-c\fR \fB\-C\fR NUM \fB\-\-context\fR[=\fINUM\fR]
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| 42 | Output NUM (default 3) lines of copied context.
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| 43 | .TP
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| 44 | \fB\-u\fR \fB\-U\fR NUM \fB\-\-unified\fR[=\fINUM\fR]
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| 45 | Output NUM (default 3) lines of unified context.
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| 46 | .TP
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| 47 | \fB\-\-label\fR LABEL
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| 48 | Use LABEL instead of file name.
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| 49 | .TP
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| 50 | \fB\-p\fR \fB\-\-show\-c\-function\fR
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| 51 | Show which C function each change is in.
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| 52 | .TP
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| 53 | \fB\-F\fR RE \fB\-\-show\-function\-line\fR=\fIRE\fR
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| 54 | Show the most recent line matching RE.
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| 55 | .TP
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| 56 | \fB\-q\fR \fB\-\-brief\fR
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| 57 | Output only whether files differ.
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| 58 | .TP
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| 59 | \fB\-e\fR \fB\-\-ed\fR
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| 60 | Output an ed script.
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| 61 | .TP
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| 62 | \fB\-\-normal\fR
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| 63 | Output a normal diff.
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| 64 | .TP
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| 65 | \fB\-n\fR \fB\-\-rcs\fR
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| 66 | Output an RCS format diff.
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| 67 | .TP
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| 68 | \fB\-y\fR \fB\-\-side\-by\-side\fR
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| 69 | Output in two columns.
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| 70 | .TP
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| 71 | \fB\-W\fR NUM \fB\-\-width\fR=\fINUM\fR
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| 72 | Output at most NUM (default 130) print columns.
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| 73 | .TP
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| 74 | \fB\-\-left\-column\fR
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| 75 | Output only the left column of common lines.
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| 76 | .TP
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| 77 | \fB\-\-suppress\-common\-lines\fR
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| 78 | Do not output common lines.
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