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243 lines
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4.9 KiB
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<!DOCTYPE HTML>
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>in-package | Common Lisp Nova Spec</TITLE
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><A HREF="index.html"
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>Common Lisp Nova Spec</A
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> <SPAN CLASS="breadcrumb-item"
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>→ <A HREF="11_Packages.html"
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>11. Packages</A
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>→ <A HREF="11_2_Packages_Dictionary.html"
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><DIV CLASS="matter"
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><TD ALIGN="LEFT" VALIGN="BASELINE" WIDTH="100%" CLASS="name"
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>in-package</B
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><TD ALIGN="RIGHT" VALIGN="BASELINE" WIDTH="0" NOWRAP="NOWRAP" CLASS="ftype"
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><I
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>Macro</I
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></TD
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><HR
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></DIV
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><UL CLASS="subtoc"
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></UL
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><DL
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><DT
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><B
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>Syntax</B
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></DT
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><DD
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><P CLASS="j"
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><B
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>in-package</B
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> <SPAN CLASS="cmssi"
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>name</SPAN
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> <SPAN CLASS="cmssi"
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>package</SPAN
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></P
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></DD
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><DT
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><B
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>Arguments and Values</B
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></DT
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><DD
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><P CLASS="j"
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><VAR CLASS="param"
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>name</VAR
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> — a <A HREF="26_1_Glossary.html#string_designator"
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><EM CLASS="term"
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>string designator</EM
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></A
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>; not evaluated. </P
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><P CLASS="j"
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><VAR CLASS="param"
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>package</VAR
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> — the <A HREF="26_1_Glossary.html#package"
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><EM CLASS="term"
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>package</EM
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></A
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> named by <VAR CLASS="param"
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>name</VAR
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>.</P
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></DD
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><DT
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><B
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>Description</B
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></DT
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><DD
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><P CLASS="j"
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>Causes the the <A HREF="26_1_Glossary.html#package"
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><EM CLASS="term"
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>package</EM
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></A
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> named by <VAR CLASS="param"
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>name</VAR
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> to become the <A HREF="26_1_Glossary.html#current_package"
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><EM CLASS="term"
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>current package</EM
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></A
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> — that is, the <A HREF="26_1_Glossary.html#value"
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><EM CLASS="term"
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>value</EM
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></A
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> of <A HREF="v_package.html" CLASS="misc"
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><B
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>*package*</B
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></A
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>. If no such <A HREF="26_1_Glossary.html#package"
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><EM CLASS="term"
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>package</EM
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></A
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> already exists, an error of <A HREF="26_1_Glossary.html#type"
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><EM CLASS="term"
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>type</EM
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></A
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> <A HREF="t_package-error.html" CLASS="typeref"
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><B
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>package-error</B
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></A
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> is signaled. </P
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><P CLASS="j"
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>Everything <A HREF="f_in-package.html" CLASS="macref"
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><B
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>in-package</B
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></A
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> does is also performed at compile time if the call appears as a <A HREF="26_1_Glossary.html#top_level_form"
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><EM CLASS="term"
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>top level form</EM
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></A
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>.</P
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></DD
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><DT
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><B
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>Side Effects</B
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></DT
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><DD
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><P CLASS="j"
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>The <A HREF="26_1_Glossary.html#variable"
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><EM CLASS="term"
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>variable</EM
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></A
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> <A HREF="v_package.html" CLASS="varref"
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><B
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>*package*</B
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></A
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> is assigned. If the <A HREF="f_in-package.html" CLASS="macref"
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><B
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>in-package</B
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></A
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> <A HREF="26_1_Glossary.html#form"
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><EM CLASS="term"
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>form</EM
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></A
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> is a <A HREF="26_1_Glossary.html#top_level_form"
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><EM CLASS="term"
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>top level form</EM
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></A
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>, this assignment also occurs at compile time.</P
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></DD
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><DT
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><B
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>Exceptional Situations</B
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></DT
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><DD
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><P CLASS="j"
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>An error of <A HREF="26_1_Glossary.html#type"
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><EM CLASS="term"
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>type</EM
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></A
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> <A HREF="t_package-error.html" CLASS="typeref"
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><B
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>package-error</B
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></A
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> is signaled if the specified <A HREF="26_1_Glossary.html#package"
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><EM CLASS="term"
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>package</EM
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></A
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> does not exist.</P
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></DD
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><DT
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><B
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>See Also</B
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></DT
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><DD
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><P CLASS="j"
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><A HREF="v_package.html" CLASS="varref"
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><B
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>*package*</B
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></A
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></P
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></DD
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></DL
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>Conversion to HTML copyright 2023 by Gilbert Baumann</DIV
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