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bug#57042: 28.1.91; c-mode autoindents cweb style lines
From: |
Eli Zaretskii |
Subject: |
bug#57042: 28.1.91; c-mode autoindents cweb style lines |
Date: |
Sun, 07 Aug 2022 19:31:11 +0300 |
> Date: Sun, 7 Aug 2022 16:16:31 +0000 (UTC)
> From: Van Ly <van.ly@sdf.org>
>
> C Mode autoindents CWEB style lines undesirably.
>
> Steps to reproduce
> . starting from 'emacs -Q'
> . open new file 'C-x f /dev/shm/explain.w'
> . enable mode for C 'M-x c-mode'
> . enter the C CWEB style source text below
> . Explanation}
> the last two lines autoindent but I expect them to be without
> . at line 6 below at # position c-set-offset reports 'cpp-macro'
> . at line 0 below at # position c-set-offset reports 'cpp-macro'
>
> Expected result is for lines 6, F and 0 below to be without indent.
>
> ```
> 1 @** Convert 511 decimal to octal.
> 2 @d _x_number_x_ 511
> 3 @d _x_banner_x_ "What is the value of %d in octal?"
> 4 @c
> 5 #include <stdio.h>
> 6 #include "u.h"
> 7 int@/
> 8 main(void)@/
> 9 {
> A int n = _x_number_x_;
> B printf (_x_banner_x_, n);
> C printf ("%s! %d decimal is %o octal\n", "Right", n, n);
> D }
> E @ @(u.h@>=
> F @h
> 0 #include <stdlib.h>
> ```
Sorry, I don't understand: why do you expect C Mode to DTRT for CWEB
files? The above is not valid C code, it's a different language that
needs a dedicated major mode.