install dependencies directly instead of using subprojects

.travis.yml

@@ -37,6 +37,7 @@ env:
 
 before_install:
     - sudo pip3 install --system meson
+    - ./install_deps
 
 before_script:
     - meson -Dbuildtype=$BUILD_TYPE -Db_coverage=$COVERAGE build

install_deps.sh

@@ -0,0 +1,72 @@
+#!/bin/bash
+
+PACKAGES="libfuse lws jansson"
+
+libfuse_VERSION=3.9.1
+libfuse_URL=https://github.com/libfuse/libfuse/archive/fuse-${libfuse_VERSION}.tar.gz
+libfuse_MD5=5f7c1062def710d8b60343524a18cc82
+libfuse_DIR=libfuse-fuse-${libfuse_VERSION}
+libfuse_TYPE=meson
+
+lws_VERSION=3.2.0
+lws_URL=https://github.com/warmcat/libwebsockets/archive/v${lws_VERSION}.tar.gz
+lws_MD5=1d06f5602604e67e6f50cef9857c6b0c
+lws_DIR=libwebsockets-${lws_VERSION}
+lws_TYPE=cmake
+
+jansson_VERSION=2.12
+jansson_URL=https://github.com/akheron/jansson/archive/v${jansson_VERSION}.tar.gz
+jansson_MD5=c4b106528d5ffb521178565de1ba950d
+jansson_DIR=jansson-${jansson_VERSION}
+jansson_TYPE=cmake
+
+set -e
+
+install_package() {
+    local PACKAGE="$1"
+    local PACKAGE_VERSION="${PACKAGE}_VERSION"
+    local PACKAGE_URL="${PACKAGE}_URL"
+    local PACKAGE_MD5="${PACKAGE}_MD5"
+    local PACKAGE_TYPE="${PACKAGE}_TYPE"
+    local PACKAGE_DIR="${PACKAGE}_DIR"
+    local FILENAME="${PACKAGE}_${!PACKAGE_VERSION}.tar.gz"
+
+    wget "${!PACKAGE_URL}" -O "${FILENAME}"
+    md5sum -c <(echo "${!PACKAGE_MD5}" "${FILENAME}")
+    tar -xf ${FILENAME}
+
+    case "${!PACKAGE_TYPE}" in
+    meson)
+        cd "${!PACKAGE_DIR}"
+        meson build
+        cd build
+        ninja
+        ninja install
+        cd ../..
+        ;;
+    cmake)
+        mkdir "${!PACKAGE_DIR}/build"
+        cd "${!PACKAGE_DIR}/build"
+        cmake ..
+        make
+        make install
+        cd ../..
+        ;;
+    *)
+        echo "error: unknown package type ${!PACKAGE_TYPE}"
+        exit 1
+        ;;
+    esac
+}
+
+
+CURRENT_DIR=$(pwd)
+WORKING_DIR=$(mktemp -d /tmp/install_deps_XXXXXX)
+cd ${WORKING_DIR}
+
+for package in ${PACKAGES} ; do
+    install_package $package
+done
+
+cd ${CURRENT_DIR}
+#rm -rf ${WORKING_DIR}

meson.build

@@ -8,15 +8,10 @@ openssl_dep = dependency('openssl', version: '>=1.1.1')
 libconfig_dep = dependency('libconfig', version: '>=1.5')
 pam_dep = c_compiler.find_library('pam')
 
-libwebsockets_dep = dependency('libwebsockets', version: '>=4.0.0', required: false)
+libwebsockets_dep = dependency('libwebsockets', version: '>=3.0.0')
-if not libwebsockets_dep.found()
+jansson_dep = dependency('jansson', version: '>=2.11')
-    cmake = import('cmake')
+libfuse_dep = dependency('fuse3', version: '>=3.8.0')
-    libwebsockets = cmake.subproject('libwebsockets')
-    libwebsockets_dep = libwebsockets.dependency('websockets_shared')
-endif
 
-jansson_dep = dependency('jansson', version: '>=2.11', fallback: ['jansson', 'jansson_dep'])
-libfuse_dep = dependency('fuse3', version: '>=3.8.0', fallback: ['fuse3', 'libfuse_dep'])
 webfuse_adapter_dep = dependency('webfuse', version: '>=0.5.0', 
     fallback: ['webfuse', 'webfuse_dep'], default_options: ['without_tests=true'])