On 2019-05-06, Bob Alvarez wrote:
> [-- Type: text/plain, Encoding: quoted-printable --]
> Guenter and Joel
> I appreciate your help but I am coming to the conclusion that the pdf
> file format is not well enough defined to be able to reliably embed
> software listings that the reader can copy/paste into a file and then
> be able to compile the results. I will have to continue as I have done
> in the past to include a listing in the pdf but also to provide a link
> to a supplementary online zip file with the source code in text files.
> Bob
> p.s.
> Guenter, here are the answers to some of the questions in your response:
>>Does it show up as hyphen or as question mark in the PDF?
> It is displayed as a '-' in the pdf but copy and paste of the 3 characters in
> the listing results in x?y with '?' being 3F hex according to my editor.
OK this points to an encoding issue.
>>Which fonts does your PDF use?
> I do not know how to answer that question. How do I find out what fonts
> it uses?
In the "evince" PDF viewer, there is a menu entry "Properties" with a tab
"Fonts". Something similar should be possible with other viewers, too.
>>What is the result if your listing contains: ...
> Here is what I get if I enter your list into the listing, create a pdf
> then copy and paste the text in the listing.
> 30 ! " # $ % & '
> 40 ( ) ? + , ? . / 0 1
> 50 2 3 4 5 6 7 8 9 : ;
> 60 < = > ? @ A B C D E
> 70 F G H I J K L M N O
> 80 P Q R S T U V W X Y
> 90 Z [ \ ] ^ _ ` a b c
> 100 d e f g h i j k l m
> 110 n o p q r s t u v w
> 120 x y z { | } ~
> 160 ½¢¿¤¥¦?¨ c ?
> 170
> a ?¬
> R ?¯°±²³
> 180 ´µ¶· ¹ o ?¼½
> 190 ¾¾ÀÁÂÃÄÅÆÇ
> 200 ÈÉÊËÌÍÎÏÐÑ
> 210 ÒÓÔÕÖ×ØÙÚÛ
> 220 ÜÝÞÿàáâãäå
> 230 æçèéêëìíîï
> 240 ðñòóôõö÷øù
> 250 úûüýþ¸
This looks not good: besides the "-", also "*" is mapped to "?".
And non-ASCII is even worse.
Is this with non-TeX fonts or with TeX fonts?
Which output format?
Günter
