Merge pull request #36 from nikic/oniguruma

Link against oniguruma statically

Author: BanzaiMan

.travis.yml

@@ -84,6 +84,7 @@ install:
 - ./bin/install-libzip
 - ./bin/install-libsodium
 - ./bin/install-password-argon2
+- . ./bin/install-onig # sourced to export ONIG_LIBS
 - |
   if [[ -f default_configure_options.$RELEASE-${VERSION%*.*} ]]; then
     cp default_configure_options.$RELEASE-${VERSION%*.*} $HOME/.php-build/share/php-build/default_configure_options
@@ -155,5 +156,4 @@ addons:
       - libcurl4-openssl-dev
       - libzip-dev
       - libgmp3-dev
-      - libonig-dev
       - expect

bin/install-onig

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+# Keep using the bundled library on versions that have it
+if [[ ! $VERSION =~ ^7.4 && ! $VERSION =~ ^master$ ]]; then
+	echo 'PHP < 7.4 has bundled libonig, skip installation'
+    return 0
+fi
+
+mkdir onig
+pushd onig
+wget -O - https://github.com/kkos/oniguruma/releases/download/v6.9.1/onig-6.9.1.tar.gz \
+    | tar -xz --strip-components=1
+./configure
+make
+popd
+
+# Link against libonig statically
+export ONIG_CFLAGS="-I$PWD/onig/src"
+export ONIG_LIBS="-L$PWD/onig/src/.libs -l:libonig.a"