[oe] [PATCH 3/4] autotools: add INHIBIT_AUTOTOOLS_BOOTSTRAP

[Chris Larson]

From: Chris Larson <chris_larson at mentor.com>

Setting this variable to a true value (obeying the semantics of the 'boolean'
type in oe.types) will result in not running autoreconf, and not depending on
the things which the autoreconf requires.  Note that the
config.guess/config.sub files are still updated when using
INHIBIT_AUTOTOOLS_BOOTSTRAP, and these are updated directly via a find+ln
rather than through gnu-configize usage in order to avoid the dependency upon
autoconf/automake (gnu-configize is included with gnu-config, but requires the
perl modules from the other recipes).

Signed-off-by: Chris Larson <chris_larson at mentor.com>
---
 classes/autotools.bbclass |   29 ++++++++++++++++++++++-------
 1 files changed, 22 insertions(+), 7 deletions(-)

diff --git a/classes/autotools.bbclass b/classes/autotools.bbclass
index 3c124ae..dd52e03 100644
--- a/classes/autotools.bbclass
+++ b/classes/autotools.bbclass
@@ -2,26 +2,31 @@ require classes/autotools/staging.inc
 require classes/autotools/bootstrap.inc
 require classes/autotools/configure.inc
 
+INHIBIT_AUTOTOOLS_BOOTSTRAP ?= "false"
+INHIBIT_AUTOTOOLS_BOOTSTRAP[type] = "boolean"
+
 def autotools_deps(d):
     if bb.data.getVar('INHIBIT_AUTOTOOLS_DEPS', d, 1):
         return ''
 
-    pn = bb.data.getVar('PN', d, 1)
-    deps = ''
+    deps = 'gnu-config-native'
+    if oe.data.typed_value('INHIBIT_AUTOTOOLS_BOOTSTRAP', d):
+        return deps
 
+    pn = bb.data.getVar('PN', d, 1)
     if pn in ['autoconf-native', 'automake-native', 'help2man-native']:
         return deps
 
-    deps += 'autoconf-native automake-native help2man-native '
+    deps += ' autoconf-native automake-native help2man-native'
 
     if pn not in ['libtool', 'libtool-native', 'libtool-cross']:
-        deps += 'libtool-native '
+        deps += ' libtool-native'
         if (not oe.utils.inherits(d, 'native', 'nativesdk', 'cross',
                                   'sdk') and
             not d.getVar('INHIBIT_DEFAULT_DEPS', True)):
-            deps += 'libtool-cross '
+            deps += ' libtool-cross'
 
-    return deps + ' gnu-config-native'
+    return deps
 
 AUTOTOOLS_DEPENDS = "${@autotools_deps(d)}"
 
@@ -29,8 +34,18 @@ DEPENDS_prepend = "${AUTOTOOLS_DEPENDS} "
 DEPENDS_virtclass-native_prepend = "${AUTOTOOLS_DEPENDS} "
 DEPENDS_virtclass-nativesdk_prepend = "${AUTOTOOLS_DEPENDS} "
 
+_INHIBITED = "${@base_ifelse(oe.data.typed_value('INHIBIT_AUTOTOOLS_BOOTSTRAP', \
+                                                 d), \
+                             'y', 'n')}"
 autotools_do_configure () {
-    autotools_do_bootstrap
+    if [ "${_INHIBITED}" = "n" ]; then
+        autotools_do_bootstrap
+    else
+        find ${S} -name config.guess -exec \
+            ln -sf ${STAGING_DATADIR_NATIVE}/gnu-config/config.guess "{}" \;
+        find ${S} -name config.sub -exec \
+            ln -sf ${STAGING_DATADIR_NATIVE}/gnu-config/config.sub "{}" \;
+    fi
 
     if [ -e ${S}/configure ]; then
         oe_runconf $@
-- 
1.7.2.3