CI: run more maintainer tests and show the logs

[Akim Demaille]

In master

 commit a807cfa6eb1a5362ead0b7c99bdc8fd2f4f896da
 Author: Akim Demaille <address@hidden>
 Date:   Thu Sep 6 18:22:39 2018 +0200

    CI: run more maintainer tests and show the logs
    
    Running all these tests might be overkill: it is very long, and don't
    need full portability checks.  Besides, some tests under Valgrind are
    too slow and get killed by the CI (timeout of 10min without output).
    
    * .travis.yml: here.

diff --git a/.travis.yml b/.travis.yml
index 040f68e9..b27569cd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -122,7 +122,9 @@ before_install:
 
 script:
   - ./bootstrap
-  - ./configure --enable-gcc-warnings CC="$CC" CXX="$CXX"
+  - ./configure --enable-gcc-warnings CC="$CC" CXX="$CXX" || cat config.log
   - make -j2
-  - make check VERBOSE=1 TESTSUITEFLAGS=-j2
-
+  - make check                     VERBOSE=1 TESTSUITEFLAGS=-j2 || cat 
tests/testsuite.log
+  - make maintainer-check-posix    VERBOSE=1 TESTSUITEFLAGS=-j2 || cat 
tests/testsuite.log
+#  - make maintainer-check-valgrind VERBOSE=1 TESTSUITEFLAGS=-j2 || cat 
tests/testsuite.log
+  - make maintainer-check-g++      VERBOSE=1 TESTSUITEFLAGS=-j2 || cat 
tests/testsuite.log