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Added IsLIBGAP constant #2528

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merged 1 commit into from
Jun 12, 2018
Merged

Added IsLIBGAP constant #2528

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15 changes: 14 additions & 1 deletion lib/init.g
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Original file line number Diff line number Diff line change
Expand Up @@ -927,6 +927,17 @@ BindGlobal ("ShowSystemInformation", function ()
ShowPackageInformation();
end );


#############################################################################
##
## Initialize the IsLIBGAP variable (if not done before). If this variable
## is false, an interactive session will be started.
## Otherwise no interactive session is started.
##
if not IsBound( IsLIBGAP ) then
BIND_CONSTANT( "IsLIBGAP", false );
fi;

#############################################################################
##
## Finally, deal with the lists of global variables.
Expand Down Expand Up @@ -1016,7 +1027,9 @@ InstallAndCallPostRestore( function()
od;
end );

if IsHPCGAP and THREAD_UI() then
if IsLIBGAP then
# GAP is used as a library, do not start an interactive session
elif IsHPCGAP and THREAD_UI() then
ReadLib("hpc/consoleui.g");
MULTI_SESSION();
else
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12 changes: 12 additions & 0 deletions tst/testinstall/IsLIBGAP.tst
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@@ -0,0 +1,12 @@
#############################################################################
##
#W IsLIBGAP.tst GAP library Sebastian Gutsche
##
##
#Y Copyright (C) 2018, GAP Group
##
gap> START_TEST("IsLIBGAP.tst");
gap> IsBound( IsLIBGAP );
true
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You may want to run ./gap tst/testinstall.g before submitting an updated version of this PR, to make sure it really works.

gap> STOP_TEST( "IsLIBGAP.tst", 1);