crosstool-ng: update caveats and specify tool paths

Closes #20140.
Closes #20223.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/Library/Formula/crosstool-ng.rb b/Library/Formula/crosstool-ng.rb
index 43031bf2f..3fadd6be6 100644
--- a/Library/Formula/crosstool-ng.rb
+++ b/Library/Formula/crosstool-ng.rb
@@ -29,12 +29,19 @@ class CrosstoolNg < Formula
                           "--with-libtool=glibtool",
                           "--with-libtoolize=glibtoolize",
                           "--with-install=ginstall",
+                          "--with-sed=gsed",
+                          "--with-awk=gawk",
                           "CFLAGS=-std=gnu89"
     # Must be done in two steps
     system "make"
     system "make install"
   end
 
+  def caveats; <<-EOS.undent
+    You will need to install modern gcc compiler in order to use this tool.
+    EOS
+  end
+
   test do
     system "#{bin}/ct-ng", "version"
   end