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Re: [PATCH v2] pkl: add `\r\n' sequence to newline definition


From: Jose E. Marchesi
Subject: Re: [PATCH v2] pkl: add `\r\n' sequence to newline definition
Date: Sun, 10 Sep 2023 10:45:20 +0200
User-agent: Gnus/5.13 (Gnus v5.13)

OK, thanks.

> 2023-09-09  Mohammad-Reza Nabipoor  <mnabipoor@gnu.org>
>
>       * libpoke/pkl-lex.l (NEWLINE): Add `\r\n' sequence to newline
>       definition.
>       * doc/poke.texi (The Poke Language): Add a new section `Source Code
>       Encoding'.
> ---
>  ChangeLog         |  7 +++++++
>  doc/poke.texi     | 11 +++++++++++
>  libpoke/pkl-lex.l |  2 +-
>  3 files changed, 19 insertions(+), 1 deletion(-)
>
> diff --git a/ChangeLog b/ChangeLog
> index 83c51e09..e5669b86 100644
> --- a/ChangeLog
> +++ b/ChangeLog
> @@ -1,3 +1,10 @@
> +2023-09-09  Mohammad-Reza Nabipoor  <mnabipoor@gnu.org>
> +
> +     * libpoke/pkl-lex.l (NEWLINE): Add `\r\n' sequence to newline
> +     definition.
> +     * doc/poke.texi (The Poke Language): Add a new section `Source Code
> +     Encoding'.
> +
>  2023-09-08  Jose E. Marchesi  <jemarch@gnu.org>
>  
>       * libpoke/pkl-typify.c (pkl_typify1_ps_trimmer): The type of the
> diff --git a/doc/poke.texi b/doc/poke.texi
> index c9b89b20..4f8f1923 100644
> --- a/doc/poke.texi
> +++ b/doc/poke.texi
> @@ -9487,6 +9487,7 @@ The IO space to where write the scrabbled data.  
> Defaults to
>  @chapter The Poke Language
>  
>  @menu
> +* Source Code Encoding::        Encoding of Poke source file.
>  * Integers::                 Whole numbers.
>  * Offsets::                  Memory sizes and offsets.
>  * Strings::                  NULL-terminated strings.
> @@ -9512,6 +9513,16 @@ The IO space to where write the scrabbled data.  
> Defaults to
>  * Debugging::                   Debugging Poke programs.
>  @end menu
>  
> +@node Source Code Encoding
> +@section Source Code Encoding
> +@cindex source code encoding
> +
> +@code{poke} reads program source as UTF-8 encoded text.  Program sources
> +can span over multiple lines.  A line is a sequence of characters
> +terminated by an end-of-line.  End-of-line can be a signle new-line
> +character (ASCII LF or @code{\n}), the UNIX form, or pair of ASCII CR
> +and ASCII LF (@code{\r\n}) characters, the Windows form.
> +
>  @node Integers
>  @section Integers
>  @cindex integers
> diff --git a/libpoke/pkl-lex.l b/libpoke/pkl-lex.l
> index 283bacd5..0af3406a 100644
> --- a/libpoke/pkl-lex.l
> +++ b/libpoke/pkl-lex.l
> @@ -189,7 +189,7 @@ build_overflow_error_msg (uint64_t value, int width)
>  
>  %}
>  
> -NEWLINE            \n
> +NEWLINE            (\r\n)|\n
>  BLANK              [ \t]
>  LETTER             [a-zA-Z]
>  FIELD_NAME         {LETTER}[a-zA-Z0-9_]*



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