From ce08e7d4c24867cd8257541a6791c41e35837d58 Mon Sep 17 00:00:00 2001 From: "Richard M. Stallman" Date: Tue, 9 Aug 2005 11:35:42 +0000 Subject: [PATCH] (Comparing Files): Clarify compare-windows. --- man/files.texi | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) diff --git a/man/files.texi b/man/files.texi index bc217de7b18..5e6805d6496 100644 --- a/man/files.texi +++ b/man/files.texi @@ -2918,15 +2918,19 @@ recent backup. If you specify the name of a backup file, of. @findex compare-windows - The command @kbd{M-x compare-windows} compares the text in the current -window with that in the next window. Comparison starts at point in each -window, and each starting position is pushed on the mark ring in its -respective buffer. Then point moves forward in each window, a character -at a time, until a mismatch between the two windows is reached. Then -the command is finished. Another invocation of this command with -points on mismatching positions tries to skip non-matching text and -move points forward, until a match between the two windows is reached. -For more information about windows in Emacs, @ref{Windows}. + The command @kbd{M-x compare-windows} compares the text in the +current window with that in the next window. (For more information +about windows in Emacs, @ref{Windows}.) Comparison starts at point in +each window, after pushing each initial point value on the mark ring +in its respective buffer. Then it moves point forward in each window, +one character at a time, until it reaches characters that don't match. +Then the command exits. + + If point in the two windows is followed by non-matching text when +the command starts, it tries heuristically to advance up to matching +text in the two windows, and then exits. So if you use @kbd{M-x +compare-windows} repeatedly, each time it either skips one matching +range or finds the start of another. @vindex compare-ignore-case @vindex compare-ignore-whitespace -- 2.39.2