From b7b15c69c5b56d015df92f4df6c5b1cec59fa71c Mon Sep 17 00:00:00 2001 From: "Arnold D. Robbins" Date: Thu, 25 Jan 2018 20:39:25 +0200 Subject: More doc updates. --- doc/gawktexi.in | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'doc/gawktexi.in') diff --git a/doc/gawktexi.in b/doc/gawktexi.in index 2db05902..ce7d62ca 100644 --- a/doc/gawktexi.in +++ b/doc/gawktexi.in @@ -4504,6 +4504,14 @@ manipulate the @env{AWKLIBPATH} variable. @code{ENVIRON["AWKLIBPATH"]}. This provides access to the actual search path value from within an @command{awk} program. +Although you can change @code{ENVIRON["AWKLIBPATH"]} within your +@command{awk} program, this has no effect on the running program's +behavior. This makes sense: the @env{AWKLIBPATH} environment variable +is used to find any requested extensions, and they are loaded before +the program starts to run. Once your program is running, all the +extensions have been found, and @command{gawk} no longer needs to use +@env{AWKLIBPATH}. + @node Other Environment Variables @subsection Other Environment Variables -- cgit v1.2.3