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<TITLE>APRON 0.9.10: Assigning scalars</TITLE>
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<H3> Assigning scalars </H3>
<!--docid::SEC75::-->
<DL>
<DT><U>Function:</U> void <B>ap_scalar_set</B> <I>(ap_scalar_t* <VAR>rop</VAR>, ap_scalar_t* <VAR>op</VAR>)</I>
<DD>Set the value of <VAR>rop</VAR> from <VAR>op</VAR>.
</DL>
<P>
<A NAME="IDX38"></A>
<DL>
<DT><U>Function:</U> void <B>ap_scalar_set_mpq</B> <I>(ap_scalar_t* <VAR>rop</VAR>, mpq_t <VAR>mpq</VAR>)</I>
<DD><A NAME="IDX39"></A>
<DT><U>Function:</U> void <B>ap_scalar_set_int</B> <I>(ap_scalar_t* <VAR>rop</VAR>, long int <VAR>i</VAR>)</I>
<DD></P><P>
<A NAME="IDX40"></A>
<DT><U>Function:</U> void <B>ap_scalar_set_frac</B> <I>(ap_scalar_t* <VAR>rop</VAR>, long int <VAR>i</VAR>, unsigned long int <VAR>j</VAR>)</I>
<DD>Change the type of <VAR>rop</VAR> to MPQ and set its value to
resp. <VAR>mpq</VAR>, <VAR>i</VAR>, and <VAR>i</VAR>/<VAR>j</VAR>.
</DL>
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<A NAME="IDX41"></A>
<DL>
<DT><U>Function:</U> void <B>ap_scalar_set_double</B> <I>(ap_scalar_t* <VAR>rop</VAR>, double <VAR>k</VAR>)</I>
<DD>Change the type of <VAR>rop</VAR> to DOUBLE and set its value to <VAR>k</VAR>.
</DL>
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<A NAME="IDX42"></A>
<DL>
<DT><U>Function:</U> void <B>ap_scalar_set_infty</B> <I>(ap_scalar_t* <VAR>rop</VAR>, int <VAR>sgn</VAR>)</I>
<DD>Set the value of <VAR>rop</VAR> to <VAR>sgn</VAR>*infinity. Keep the type of the
<VAR>rop</VAR>.
</DL>
</P><P>
<A NAME="IDX43"></A>
<DL>
<DT><U>Function:</U> ap_scalar_t* <B>ap_scalar_alloc_set</B> <I>(ap_scalar_t* <VAR>op</VAR>)</I>
<DD><A NAME="IDX44"></A>
<DT><U>Function:</U> ap_scalar_t* <B>ap_scalar_alloc_set_mpq</B> <I>(mpq_t <VAR>mpq</VAR>)</I>
<DD><A NAME="IDX45"></A>
<DT><U>Function:</U> ap_scalar_t* <B>ap_scalar_alloc_set_double</B> <I>(double <VAR>k</VAR>)</I>
<DD>Combined allocation and assignement.
</DL>
</P><P>
<A NAME="Converting scalars"></A>
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