Debug configure flag on Travis CI

Author: sergeyklay

.travis.yml

@@ -55,7 +55,8 @@ cache:
 install:
     - phpenv config-rm xdebug.ini || true
     - bash ./install-re2c $RE2C_VERSION
-    - bash ./install-development --phpize $(phpenv which phpize) --php-config $(phpenv which php-config)
+    - bash ./install-development --phpize $(phpenv which phpize) --php-config $(phpenv which php-config) || true
+    - if [ -f "${TRAVIS_BUILD_DIR}/config.log" ]; then cat "${TRAVIS_BUILD_DIR}/config.log"; fi
 
 script:
     - bash ${TRAVIS_BUILD_DIR}/tests/ci/run-tests.sh

install-development

@@ -200,6 +200,8 @@ if [ "$(uname -s 2>/dev/null)" = "Darwin" ]; then
 	aclocal && ${LIBTOOLIZE_BIN} --force && autoheader && autoconf
 fi
 
+./configure --help
+
 ./configure \
 	--with-php-config=${PHPCONFIG_BIN} \
 	--enable-zephir_parser