Description: Fix PDF compilation
Author: Anton Gladky <gladk@debian.org>
Bug-Debian: https://bugs.debian.org/1016323
Last-Update: 2022-08-19

--- gnuplot-5.4.4+dfsg1.orig/docs/titlepag.tex
+++ gnuplot-5.4.4+dfsg1/docs/titlepag.tex
@@ -13,7 +13,7 @@
    \documentclass[twoside]{article}
    \usepackage{toc_entr}
    \usepackage{latexsym}
-   \usepackage[utf8x]{inputenc}
+   \usepackage[utf8]{inputenc}
    \usepackage{textgreek}
 
   \usepackage[
--- gnuplot-5.4.4+dfsg1.orig/src/encoding.c
+++ gnuplot-5.4.4+dfsg1/src/encoding.c
@@ -347,7 +347,7 @@ latex_input_encoding(enum set_encoding_i
 	break;
     case S_ENC_UTF8:
 	/* utf8x (not utf8) is needed to pick up degree and micro signs */
-	inputenc = "utf8x";
+	inputenc = "utf8";
 	break;
     case S_ENC_INVALID:
 	int_error(NO_CARET, "invalid input encoding used");
--- gnuplot-5.4.4+dfsg1.orig/term/lua/gnuplot-tikz.lua
+++ gnuplot-5.4.4+dfsg1/term/lua/gnuplot-tikz.lua
@@ -1330,7 +1330,7 @@ gfx.format.latex = {
   docheader        = "\\documentclass["..pgf.DEFAULT_FONT_SIZE.."pt]{article}\n"
                       .."\\usepackage[T1]{fontenc}\n"
                       .."\\usepackage{textcomp}\n\n"
-                      .."\\usepackage[utf8x]{inputenc}\n"
+                      .."\\usepackage[utf8]{inputenc}\n"
                       .."\\SetUnicodeOption{mathletters}\n\n"
                       .."\\usepackage{"..pgf.STYLE_FILE_BASENAME.."}\n"
                       .."\\pagestyle{empty}\n"
--- gnuplot-5.4.4+dfsg1.orig/docs/gnuplot.doc
+++ gnuplot-5.4.4+dfsg1/docs/gnuplot.doc
@@ -4730,7 +4730,6 @@ Ffigure_labels2
  one of them to each point in a plot based on the value in data column 3:
 
    set encoding utf8
-   symbol(z) = "∙□+⊙♠♣♡♢"[int(z):int(z)]
    splot 'file' using 1:2:(symbol($3)) with labels
 
  This example shows use of labels with variable rotation angle in column 4 and
@@ -11611,7 +11610,7 @@ Ffigure_multiple_keys
  generate axis tic labels. The C library routine always use a hyphen character
  (ascii \055) to indicate a negative number, as in -7.  Many people prefer a
  different typographic minus sign character (unicode U+2212) for this purpose,
- as in −7.  The command
+ as in 7.  The command
 
       set minussign