From 076ef717ac48d8093252ed47f9b0591416f339a4 Mon Sep 17 00:00:00 2001
From: knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 10 May 2001 18:38:11 +0000
Subject: * Document find_library(), with_config() and dir_config().

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1387 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 README.EXT | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'README.EXT')

diff --git a/README.EXT b/README.EXT
index 5079adb558..f3db6fa45b 100644
--- a/README.EXT
+++ b/README.EXT
@@ -985,6 +985,11 @@ These functions are available in extconf.rb:
 Checks whether library which contains specified function exists.
 Returns true if the library exists.
 
+ find_library(lib, func, path...)
+
+Checks whether library which contains specified function exists in
+path.  Returns true if the library exists.
+
  have_func(func, header)
 
 Checks whether func exists with header.  Returns true if the function
@@ -993,13 +998,27 @@ check that library first using have_library().
 
  have_header(header)
 
-Checks for the header files.  Returns true if the header file exists.
+Checks whether header exists.  Returns true if the header file exists.
 
  create_makefile(target)
 
 Generates the Makefile for the extension library.  If you don't invoke
 this method, the compilation will not be done.
 
+ with_config(withval[, default=nil])
+
+Parses the command line options and returns the value specified by
+--with-<withval>.
+
+ dir_config(target[, default_dir])
+ dir_config(target[, default_include, default_lib])
+
+Parses the command line options and adds the directories specified by
+--with-<target>-dir, --with-<target>-include, and/or --with-<target>-lib
+to $CFLAGS and/or $LDFLAGS.  --with-<target>-dir=/path is equivalent to
+--with-<target>-include=/path/include --with-<target>-lib=/path/lib.
+Returns an array of the added directories ([include_dir, lib_dir]).
+
 /*
  * Local variables:
  * fill-column: 70
-- 
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