57 lines
4.5 KiB
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57 lines
4.5 KiB
HTML
<!-- Common Lisp HyperSpec (TM), version 7.0 generated by Kent M. Pitman on Mon, 11-Apr-2005 2:31am EDT -->
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<TITLE>CLHS: Macro IN-PACKAGE</TITLE>
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<A NAME="in-package"><I>Macro</I> <B>IN-PACKAGE</B></A> <P>
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<P>
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<P><B>Syntax:</B><P>
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<P>
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<B>in-package</B> <I>name</I> => <I>package</I><P>
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<P>
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<P><B>Arguments and Values:</B><P>
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<P>
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<I>name</I>---a <A REL=DEFINITION HREF="26_glo_s.htm#string_designator"><I>string designator</I></A>; not evaluated. <P>
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<I>package</I>---the <A REL=DEFINITION HREF="26_glo_p.htm#package"><I>package</I></A> named by <I>name</I>. <P>
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<P><B>Description:</B><P>
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<P>
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Causes the the <A REL=DEFINITION HREF="26_glo_p.htm#package"><I>package</I></A> named by <I>name</I> to become the <A REL=DEFINITION HREF="26_glo_c.htm#current_package"><I>current package</I></A>---that is, the <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>value</I></A> of <A REL=DEFINITION HREF="v_pkg.htm#STpackageST"><B>*package*</B></A>. If no such <A REL=DEFINITION HREF="26_glo_p.htm#package"><I>package</I></A> already exists, an error of <A REL=DEFINITION HREF="26_glo_t.htm#type"><I>type</I></A> <A REL=DEFINITION HREF="e_pkg_er.htm#package-error"><B>package-error</B></A> is signaled. <P>
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Everything <A REL=DEFINITION HREF="#in-package"><B>in-package</B></A> does is also performed at compile time if the call appears as a <A REL=DEFINITION HREF="26_glo_t.htm#top_level_form"><I>top level form</I></A>. <P>
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<P><B>Examples:</B> None.
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<P>
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<P><B>Side Effects:</B><P>
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<P>
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The <A REL=DEFINITION HREF="26_glo_v.htm#variable"><I>variable</I></A> <A REL=DEFINITION HREF="v_pkg.htm#STpackageST"><B>*package*</B></A> is assigned. If the <A REL=DEFINITION HREF="#in-package"><B>in-package</B></A> <A REL=DEFINITION HREF="26_glo_f.htm#form"><I>form</I></A> is a <A REL=DEFINITION HREF="26_glo_t.htm#top_level_form"><I>top level form</I></A>, this assignment also occurs at compile time. <P>
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<P><B>Affected By:</B> None.
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<P>
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<P><B>Exceptional Situations:</B><P>
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<P>
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An error of <A REL=DEFINITION HREF="26_glo_t.htm#type"><I>type</I></A> <A REL=DEFINITION HREF="e_pkg_er.htm#package-error"><B>package-error</B></A> is signaled if the specified <A REL=DEFINITION HREF="26_glo_p.htm#package"><I>package</I></A> does not exist. <P>
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<P><B>See Also:</B><P>
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<P>
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<A REL=DEFINITION HREF="v_pkg.htm#STpackageST"><B>*package*</B></A> <P>
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<P><B>Notes:</B> None.
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<P>
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<P>
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<P><HR>The following <A REL=META HREF="../Front/X3J13Iss.htm">X3J13 cleanup issue</A>, <I>not part of the specification</I>, applies to this section:<P><UL><LI> <A REL=CHILD HREF="../Issues/iss195.htm">IN-PACKAGE-FUNCTIONALITY:MAR89-X3J13</A><P></UL><HR>
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