phan: Don't hardcode 'php7.0' binary

This isn't available on all systems, e.g. Fedora just uses "php". People
with multiple versions of PHP installed can use an alternatives system
or something to make sure PHP 7 is used.

Change-Id: I03ef7c2d4223ade32f7a89c3a88706ae8c6e8156

diff --git a/tests/phan/bin/phan b/tests/phan/bin/phan
index 61ad7da..ad06823 100755 (executable)
--- a/tests/phan/bin/phan
+++ b/tests/phan/bin/phan
@@ -7,6 +7,12 @@ if ! which realpath > /dev/null; then
        }
 fi
 
+if hash php7.0 2>/dev/null; then
+       export PHP="php7.0"
+else
+       export PHP="php"
+fi
+
 # Note that this isn't loaded in via composer because then composer can
 # only be run with php7.0
 if [ ! -f "$PHAN" ]; then
@@ -19,7 +25,7 @@ if [ ! -f "$PHAN" ]; then
                exit 1
        fi
 else
-       export PHAN="php7.0 $PHAN"
+       export PHAN="$PHP $PHAN"
 fi
 
 if [ -z "$MW_INSTALL_PATH" ]; then