circleci: make logs of build failures more readable

Due to concurrent build, it's currently not that easy to find the proper
reason for the package build failure, so let's just build the failing
package with -j1 in order to provide more human readable build log
failures.

Ref: https://github.com/openwrt/packages/pull/9584#issuecomment-518038631
Signed-off-by: Petr Štetiar <ynezz@true.cz>

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 12b64804f8d9737f62b713246abdf7259ab073ff..eb9ddefd17ca91305d99c889088e0d03bb92111b 100644 (file)
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -145,7 +145,11 @@ jobs:
 
              for PKG in $PKGS ; do
                  echo_blue "===+ Building: $PKG"
-                 make "package/$PKG/compile" -j3 V=s
+                 make "package/$PKG/compile" -j3 V=s || {
+                        RET=$?
+                        echo_red "===+ Building: $PKG failed, rebuilding with -j1 for human readable error log"
+                        make "package/$PKG/compile" -j1 V=s; exit $RET
+                 }
              done
 
       - store_artifacts: