* Document --eval-only and --parse-only options in nix-instantiate.

This commit is contained in:
Eelco Dolstra 2004-11-12 23:22:08 +00:00
parent 32c7326850
commit c2b0d6b02f
4 changed files with 40 additions and 2 deletions

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@ -8,6 +8,10 @@
<cmdsynopsis>
<command>nix-instantiate</command>
&opt-common-syn;
<group choice='opt'>
<arg choice='plain'><option>--parse-only</option></arg>
<arg choice='plain'><option>--eval-only</option></arg>
</group>
<arg choice='plain' rep='repeat'><replaceable>files</replaceable></arg>
</cmdsynopsis>
</refsynopsisdiv>
@ -39,6 +43,27 @@
&opt-common;
<varlistentry>
<term><option>--parse-only</option></term>
<listitem>
<para>
Just parse the input files, and print their abstract
syntax trees on standard output in ATerm format.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--eval-only</option></term>
<listitem>
<para>
Just parse and evaluate the input files, and print the
resulting values on standard output. No instantiation of
store expressions takes place.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsection>

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@ -16,3 +16,4 @@
<arg><option>--keep-failed</option></arg>
<arg><option>-K</option></arg>
<arg><option>--fallback</option></arg>
<arg><option>--readonly-mode</option></arg>

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@ -171,3 +171,14 @@
</listitem>
</varlistentry>
<varlistentry>
<term><option>--readonly-mode</option></term>
<listitem>
<para>
When this option is used, no attempt is made to open the Nix
database. Most Nix operations do need database access, so those
operations will fail.
</para>
</listitem>
</varlistentry>

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@ -10,6 +10,7 @@ Options:
--version: output version information
--help: display help
Options:
--verbose / -v: verbose operation (may be repeated)
--eval-only: evaluate and print resulting term; do not instantiate
--parse-only: parse and print abstract syntax tree