travis: conditionalize building of prerequisites on if OS=linux

Use a '|' YAML literal block to avoid the convoluted syntax needed to put
the entire conditional on a single line.

Signed-off-by: Jon Turney <jon.turney@dronecode.org.uk>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>

diff --git a/.travis.yml b/.travis.yml
index 211df3ec1efe47aa409283e1dd043559a1a434d2..4297de9dd62227d7eb7b4e8697ac8f246cc414cb 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -419,62 +419,64 @@ install:
   # Install dependencies where we require specific versions (or where
   # disallowed by Travis CI's package whitelisting).
 
-  - wget $XORG_RELEASES/util/$XORGMACROS_VERSION.tar.bz2
-  - tar -jxvf $XORGMACROS_VERSION.tar.bz2
-  - (cd $XORGMACROS_VERSION && ./configure --prefix=$HOME/prefix && make install)
+  - |
+    if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
+      wget $XORG_RELEASES/util/$XORGMACROS_VERSION.tar.bz2
+      tar -jxvf $XORGMACROS_VERSION.tar.bz2
+      (cd $XORGMACROS_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  - wget $XORG_RELEASES/proto/$GLPROTO_VERSION.tar.bz2
-  - tar -jxvf $GLPROTO_VERSION.tar.bz2
-  - (cd $GLPROTO_VERSION && ./configure --prefix=$HOME/prefix && make install)
+      wget $XORG_RELEASES/proto/$GLPROTO_VERSION.tar.bz2
+      tar -jxvf $GLPROTO_VERSION.tar.bz2
+      (cd $GLPROTO_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  - wget $XORG_RELEASES/proto/$DRI2PROTO_VERSION.tar.bz2
-  - tar -jxvf $DRI2PROTO_VERSION.tar.bz2
-  - (cd $DRI2PROTO_VERSION && ./configure --prefix=$HOME/prefix && make install)
+      wget $XORG_RELEASES/proto/$DRI2PROTO_VERSION.tar.bz2
+      tar -jxvf $DRI2PROTO_VERSION.tar.bz2
+      (cd $DRI2PROTO_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  - wget $XCB_RELEASES/$XCBPROTO_VERSION.tar.bz2
-  - tar -jxvf $XCBPROTO_VERSION.tar.bz2
-  - (cd $XCBPROTO_VERSION && ./configure --prefix=$HOME/prefix && make install)
+      wget $XCB_RELEASES/$XCBPROTO_VERSION.tar.bz2
+      tar -jxvf $XCBPROTO_VERSION.tar.bz2
+      (cd $XCBPROTO_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  - wget $XCB_RELEASES/$LIBXCB_VERSION.tar.bz2
-  - tar -jxvf $LIBXCB_VERSION.tar.bz2
-  - (cd $LIBXCB_VERSION && ./configure --prefix=$HOME/prefix && make install)
+      wget $XCB_RELEASES/$LIBXCB_VERSION.tar.bz2
+      tar -jxvf $LIBXCB_VERSION.tar.bz2
+      (cd $LIBXCB_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  - wget $XORG_RELEASES/lib/$LIBPCIACCESS_VERSION.tar.bz2
-  - tar -jxvf $LIBPCIACCESS_VERSION.tar.bz2
-  - (cd $LIBPCIACCESS_VERSION && ./configure --prefix=$HOME/prefix && make install)
+      wget $XORG_RELEASES/lib/$LIBPCIACCESS_VERSION.tar.bz2
+      tar -jxvf $LIBPCIACCESS_VERSION.tar.bz2
+      (cd $LIBPCIACCESS_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  - wget http://dri.freedesktop.org/libdrm/$LIBDRM_VERSION.tar.bz2
-  - tar -jxvf $LIBDRM_VERSION.tar.bz2
-  - (cd $LIBDRM_VERSION && ./configure --prefix=$HOME/prefix --enable-vc4 --enable-freedreno --enable-etnaviv-experimental-api && make install)
+      wget http://dri.freedesktop.org/libdrm/$LIBDRM_VERSION.tar.bz2
+      tar -jxvf $LIBDRM_VERSION.tar.bz2
+      (cd $LIBDRM_VERSION && ./configure --prefix=$HOME/prefix --enable-vc4 --enable-freedreno --enable-etnaviv-experimental-api && make install)
 
-  - wget $XORG_RELEASES/lib/$LIBXSHMFENCE_VERSION.tar.bz2
-  - tar -jxvf $LIBXSHMFENCE_VERSION.tar.bz2
-  - (cd $LIBXSHMFENCE_VERSION && ./configure --prefix=$HOME/prefix && make install)
+      wget $XORG_RELEASES/lib/$LIBXSHMFENCE_VERSION.tar.bz2
+      tar -jxvf $LIBXSHMFENCE_VERSION.tar.bz2
+      (cd $LIBXSHMFENCE_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  - wget http://people.freedesktop.org/~aplattner/vdpau/$LIBVDPAU_VERSION.tar.bz2
-  - tar -jxvf $LIBVDPAU_VERSION.tar.bz2
-  - (cd $LIBVDPAU_VERSION && ./configure --prefix=$HOME/prefix && make install)
+      wget http://people.freedesktop.org/~aplattner/vdpau/$LIBVDPAU_VERSION.tar.bz2
+      tar -jxvf $LIBVDPAU_VERSION.tar.bz2
+      (cd $LIBVDPAU_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  - wget http://www.freedesktop.org/software/vaapi/releases/libva/$LIBVA_VERSION.tar.bz2
-  - tar -jxvf $LIBVA_VERSION.tar.bz2
-  - (cd $LIBVA_VERSION && ./configure --prefix=$HOME/prefix --disable-wayland --disable-dummy-driver && make install)
+      wget http://www.freedesktop.org/software/vaapi/releases/libva/$LIBVA_VERSION.tar.bz2
+      tar -jxvf $LIBVA_VERSION.tar.bz2
+      (cd $LIBVA_VERSION && ./configure --prefix=$HOME/prefix --disable-wayland --disable-dummy-driver && make install)
 
-  - wget $WAYLAND_RELEASES/$LIBWAYLAND_VERSION.tar.xz
-  - tar -axvf $LIBWAYLAND_VERSION.tar.xz
-  - (cd $LIBWAYLAND_VERSION && ./configure --prefix=$HOME/prefix --enable-libraries --without-host-scanner --disable-documentation --disable-dtd-validation && make install)
+      wget $WAYLAND_RELEASES/$LIBWAYLAND_VERSION.tar.xz
+      tar -axvf $LIBWAYLAND_VERSION.tar.xz
+      (cd $LIBWAYLAND_VERSION && ./configure --prefix=$HOME/prefix --enable-libraries --without-host-scanner --disable-documentation --disable-dtd-validation && make install)
 
-  - wget $WAYLAND_RELEASES/$WAYLAND_PROTOCOLS_VERSION.tar.xz
-  - tar -axvf $WAYLAND_PROTOCOLS_VERSION.tar.xz
-  - (cd $WAYLAND_PROTOCOLS_VERSION && ./configure --prefix=$HOME/prefix && make install)
+      wget $WAYLAND_RELEASES/$WAYLAND_PROTOCOLS_VERSION.tar.xz
+      tar -axvf $WAYLAND_PROTOCOLS_VERSION.tar.xz
+      (cd $WAYLAND_PROTOCOLS_VERSION && ./configure --prefix=$HOME/prefix && make install)
 
-  # Meson requires ninja >= 1.6, but trusty has 1.3.x
-  - wget https://github.com/ninja-build/ninja/releases/download/v1.6.0/ninja-linux.zip;
-  - unzip ninja-linux.zip
-  - mv ninja $HOME/prefix/bin/
+      # Meson requires ninja >= 1.6, but trusty has 1.3.x
+      wget https://github.com/ninja-build/ninja/releases/download/v1.6.0/ninja-linux.zip
+      unzip ninja-linux.zip
+      mv ninja $HOME/prefix/bin/
 
-  # Generate the header since one is missing on the Travis instance
-  - mkdir -p linux
-  - printf "%s\n" \
+      # Generate this header since one is missing on the Travis instance
+      mkdir -p linux
+      printf "%s\n" \
            "#ifndef _LINUX_MEMFD_H" \
            "#define _LINUX_MEMFD_H" \
            "" \
@@ -485,6 +487,7 @@ install:
            "#define MFD_ALLOW_SEALING       0x0002U" \
            "" \
            "#endif /* _LINUX_MEMFD_H */" > linux/memfd.h
+    fi
 
 script:
   - if test "x$BUILD" = xmake; then