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Modify the GAP banner to show a rendition of the logo #6128

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Modify the GAP banner to show a rendition of the logo #6128

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19 changes: 9 additions & 10 deletions lib/init.g
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Original file line number Diff line number Diff line change
Expand Up @@ -434,7 +434,7 @@ function( prefix, values, suffix )
end);

BindGlobal( "ShowKernelInformation", function()
local sysdate, btop, vert, bbot, config, str, gap;
local sysdate, config, str, gap;

if GAPInfo.Date <> "today" then
sysdate := " of ";
Expand All @@ -446,20 +446,19 @@ BindGlobal( "ShowKernelInformation", function()
Append(sysdate, GAPInfo.BuildDateTime);
fi;

if GAPInfo.TermEncoding = "UTF-8" then
btop := "┌───────┐\c"; vert := "│"; bbot := "└───────┘\c";
else
btop := "*********"; vert := "*"; bbot := btop;
fi;
if IsHPCGAP then
gap := "HPC-GAP";
else
gap := "GAP";
fi;
Print( " ",btop," ",gap," ", GAPInfo.BuildVersion,
sysdate, "\n",
" ",vert," GAP ",vert," https://www.gap-system.org\n",
" ",bbot," Architecture: ", GAPInfo.Architecture, "\n" );

Print( """ . - O """, "\n" );
Print( """ / / \ """, gap, " ", GAPInfo.BuildVersion, sysdate, "\n" );
Print( """ O---O | """, "Architecture: ", GAPInfo.Architecture, "\n" );
Print( """ \ \ / """, "Web: https://www.gap-system.org", "\n" );
Print( """ ` - O """, "\n" );
Comment on lines +455 to +459
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@reiniscirpons reiniscirpons Sep 24, 2025

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Suggested change
Print( """ . - O """, "\n" );
Print( """ / / \ """, gap, " ", GAPInfo.BuildVersion, sysdate, "\n" );
Print( """ O---O | """, "Architecture: ", GAPInfo.Architecture, "\n" );
Print( """ \ \ / """, "Web: https://www.gap-system.org", "\n" );
Print( """ ` - O """, "\n" );
Print( """ ,-> (@) """, "\n" );
Print( """ v / ^ """, gap, " ", GAPInfo.BuildVersion, sysdate, "\n" );
Print( """ (@)-(@) ) """, "Architecture: ", GAPInfo.Architecture, "\n" );
Print( """ ^ \ v """, "Web: https://www.gap-system.org", "\n" );
Print( """ `-> (@) """, "\n");

Ill throw my hat into the ring too:

   ,-> (@)   
  v    / ^   GAP 4.16dev-18-gd3d75c4 built on 2025-09-23 23:00:44+0100
 (@)-(@)  )  Architecture: x86_64-pc-linux-gnu-default64-kv10
  ^    \ v   Web: https://www.gap-system.org
   `-> (@)   
 Configuration:  gmp 6.2.1, GASMAN
 Loading the library and packages ...
 Packages:   AClib 1.3.3, Alnuth 3.2.1, AtlasRep 2.1.9, AutoDoc 2025.05.09, AutPGrp 1.11.1, Browse 1.8.21, CaratInterface 2.3.7, CRISP 1.4.8, Cryst 4.1.30, CrystCat 1.1.10, 
             CTblLib 1.3.11, FactInt 1.6.3, FGA 1.5.0, Forms 1.2.13, GAPDoc 1.6.7, genss 1.6.9, IO 4.9.3, IRREDSOL 1.4.4, LAGUNA 3.9.7, orb 5.0.1, PackageManager 1.6.3, 
             Polenta 1.3.11, Polycyclic 2.17, PrimGrp 4.0.0, RadiRoot 2.9, recog 1.4.4, ResClasses 4.7.3, SmallGrp 1.5.4, Sophus 1.27, SpinSym 1.5.2, StandardFF 1.0, TomLib 1.2.11, 
             TransGrp 3.6.5, utils 0.92
 Try '??help' for help. See also '?copyright', '?cite' and '?authors'
gap>

Using escape codes like @mtorpey I can get the following:

screenshot_20250924

In addition to the wrapping issues for colors I guess we also need to consider what happens if a terminal doesn't support them.

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@reiniscirpons reiniscirpons Sep 24, 2025

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Whoops did not mean to start a review!



if IsHPCGAP then
Print( " Maximum concurrent threads: ",
GAPInfo.KernelInfo.NUM_CPUS, "\n");
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