commit:     130c01b9e561dd6ff7733a4905b21a0a921e9a22
Author:     Zac Medico <zmedico <AT> gentoo <DOT> org>
AuthorDate: Sun Apr 19 19:24:52 2015 +0000
Commit:     Zac Medico <zmedico <AT> gentoo <DOT> org>
CommitDate: Tue Apr 21 23:51:07 2015 +0000
URL:        https://gitweb.gentoo.org/proj/portage.git/commit/?id=130c01b9

_doebuild_path: add fallback for temp PORTAGE_BIN_PATH (bug 547086)

X-Gentoo-Bug: 547086
X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=547086
Acked-by: Brian Dolbec <dolsen <AT> gentoo.org>

 pym/portage/package/ebuild/doebuild.py | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/pym/portage/package/ebuild/doebuild.py 
b/pym/portage/package/ebuild/doebuild.py
index 1be83ad..4d926c7 100644
--- a/pym/portage/package/ebuild/doebuild.py
+++ b/pym/portage/package/ebuild/doebuild.py
@@ -195,7 +195,10 @@ def _doebuild_path(settings, eapi=None):
 
        # Note: PORTAGE_BIN_PATH may differ from the global constant
        # when portage is reinstalling itself.
-       portage_bin_path = settings["PORTAGE_BIN_PATH"]
+       portage_bin_path = [settings["PORTAGE_BIN_PATH"]]
+       if portage_bin_path[0] != portage.const.PORTAGE_BIN_PATH:
+               # Add a fallback path for restarting failed builds (bug 547086)
+               portage_bin_path.append(portage.const.PORTAGE_BIN_PATH)
        eprefix = portage.const.EPREFIX
        prerootpath = [x for x in settings.get("PREROOTPATH", "").split(":") if 
x]
        rootpath = [x for x in settings.get("ROOTPATH", "").split(":") if x]
@@ -210,18 +213,22 @@ def _doebuild_path(settings, eapi=None):
        path = overrides
 
        if "xattr" in settings.features:
-               path.append(os.path.join(portage_bin_path, "ebuild-helpers", 
"xattr"))
+               for x in portage_bin_path:
+                       path.append(os.path.join(x, "ebuild-helpers", "xattr"))
 
        if uid != 0 and \
                "unprivileged" in settings.features and \
                "fakeroot" not in settings.features:
-               path.append(os.path.join(portage_bin_path,
-                       "ebuild-helpers", "unprivileged"))
+               for x in portage_bin_path:
+                       path.append(os.path.join(x,
+                               "ebuild-helpers", "unprivileged"))
 
        if settings.get("USERLAND", "GNU") != "GNU":
-               path.append(os.path.join(portage_bin_path, "ebuild-helpers", 
"bsd"))
+               for x in portage_bin_path:
+                       path.append(os.path.join(x, "ebuild-helpers", "bsd"))
 
-       path.append(os.path.join(portage_bin_path, "ebuild-helpers"))
+       for x in portage_bin_path:
+               path.append(os.path.join(x, "ebuild-helpers"))
        path.extend(prerootpath)
 
        for prefix in prefixes:

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