make.globals: add CONFIGURE_EPREFIX var

CONFIGURE_EPREFIX holds the value of the --eprefix argument of the
configure call.  While this variable is not used by Prefix Portage
itself, it allows others (tools, package managers) to determine the
EPREFIX value without having to call the Python code.

diff --git a/cnf/make.globals b/cnf/make.globals
index 1efc545c00e30075f86a84cd82d287da82875ec7..a413f6f7f3bf2fa798397f61b0c27a59c9b16acf 100644 (file)
--- a/cnf/make.globals
+++ b/cnf/make.globals
@@ -127,6 +127,10 @@ DEFAULT_PATH="@DEFAULT_PATH@"
 # Any extra PATHs to add to the ebuild environment's PATH (if any)
 EXTRA_PATH="@EXTRA_PATH@"
 
+# The offset prefix this Portage was configured with (not used by
+# Portage itself)
+CONFIGURE_EPREFIX=@PORTAGE_EPREFIX@
+
 # Mode bits for ${WORKDIR} (see ebuild.5).
 PORTAGE_WORKDIR_MODE="0700"