<="chap:environment"><Heading>Installation and Preface</Heading>
java.lang.StringIndexOutOfBoundsException: Range [9, 2) out of bounds for length 52
(usually <C>~/gap/pkg anymore
Section=chap> URL:.org>
package has been tested on
But be as&; polymake
<>
that guessing when< Var="POLYMAKE_COMMAND" />
carrying out simple operations. These looked like
on the command line for polymake versions before 4. The keywords are polymake methods without arguments.
Since polymake no longer supports this interface the polymaking package
providesthescript<>ib.pl/>to this
<Br/
>polymake&;&; lib.plKEYWORD1 <C>
<Br/>
Using about
Every topolymake re-startthe anew causes overhead
The number of calls to
<K>PolymakeObject</K > variablesforexternal
As of polymaking version 0.8
supported.
<Section Label="chap:polymakeinstall">
<Heading>A fewthis livesThe polymakejava.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
Package> the ofpolymake
this fails, a warning is issued whenthe is.java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
that the guessing procedure is suppressed when <<>
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</Section>
Section=:>
<Heading>Setting variables for external programs</Heading>
<Package</> uses polymake needs
know
>.F
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
standard output "the prompt"). Note that the interface does not read any
polymake file.
<ManSection>
<Meth Name="SetPolymakeDataDirectory" Arg="dir" />
<Description>
Sets the directory in which all polymake files are created to
<A>dir</A>. The standard place for these files is a temporary
directory generated when the package is loaded. This
manipulates <Ref Var="POLYMAKE_DATA_DIR"/>.
</Description>
</ManSection>
<ManSection>
<Meth Name="SetPolymakeCommand" Arg="command"/>
<Description>
Sets the name for the polymake program to <A>command</A>. This
manipulates <Ref Var="POLYMAKE_COMMAND"/>.
</Description>
</ManSection>
<Subsection Label="SetVarPermanently"><Heading>Setting variables permanently</Heading>
To permanently set the values of <Ref Var="POLYMAKE_COMMAND" />, and
<Ref Var="POLYMAKE_DATA_DIR"/>, add the lines
</Subsection>
<Listing>
POLYMAKE_DATA_DIR:=Directory("/home/mypolymakedatadir");
POLYMAKE_COMMAND:=Filename(Directory("/home/mypolymakebindir/"),"polymake");
</Listing>
to your <F>.gaprc</F> file (see <Ref Label="The gap.ini and gaprc files"
BookName="ref"></Ref>). Note that these have to be
<Emph>before</Emph> the <C>LoadPackage("polymaking");</C> line.
Or you can change the values of the above variables by editing
<F>lib/environment.gi</F>
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