Add support for prebuilt sharp binaries on common platforms

.npmignore

@@ -9,5 +9,6 @@ test
 appveyor.yml
 mkdocs.yml
 vendor
+.prebuildrc
 .nyc_output
 CONTRIBUTING.md

.prebuildrc

@@ -0,0 +1,4 @@
+{
+  "include-regex": "(sharp\\.node|libvips-cpp\\.dll)",
+  "strip": true
+}

CONTRIBUTING.md

@@ -41,8 +41,8 @@ Any change that modifies the existing public API should be added to the relevant
 
 | Release | WIP branch |
 | ------: | :--------- |
-| v0.19.0 | suit       |
 | v0.20.0 | teeth      |
+| v0.21.0 | uptake     |
 
 Please squash your changes into a single commit using a command like `git rebase -i upstream/<wip-branch>`.
 

README.md

@@ -4,6 +4,10 @@
 npm install sharp
 ```
 
+```sh
+yarn add sharp
+```
+
 The typical use case for this high speed Node.js module
 is to convert large images in common formats to
 smaller, web-friendly JPEG, PNG and WebP images of varying dimensions.
@@ -17,8 +21,9 @@ Lanczos resampling ensures quality is not sacrificed for speed.
 As well as image resizing, operations such as
 rotation, extraction, compositing and gamma correction are available.
 
-OS X, Windows (x64), Linux (x64, ARM) systems do not require
-the installation of any external runtime dependencies.
+Most modern 64-bit OS X, Windows and Linux (glibc) systems running
+Node versions 4, 6, 8 and 9
+do not require any additional install or runtime dependencies.
 
 ## Examples
 

binding.gyp

@@ -5,9 +5,6 @@
       ['OS == "win"', {
         # Build libvips C++ binding for Windows due to MSVC std library ABI changes
         'type': 'shared_library',
-        'variables': {
-          'download_vips': '<!(node -e "require(\'./binding\').download_vips()")'
-        },
         'defines': [
           'VIPS_CPLUSPLUS_EXPORTS',
           '_ALLOW_KEYWORD_MACROS'
@@ -49,37 +46,15 @@
     'dependencies': [
       'libvips-cpp'
     ],
-    # Nested variables "pattern" borrowed from http://src.chromium.org/viewvc/chrome/trunk/src/build/common.gypi
     'variables': {
-      'variables': {
-        'variables': {
-          'conditions': [
-            ['OS != "win"', {
-              # Build the PKG_CONFIG_PATH environment variable with all possible combinations
-              'pkg_config_path': '<!(which brew >/dev/null 2>&1 && eval $(brew --env) && echo $PKG_CONFIG_LIBDIR || true):$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig:/usr/lib/pkgconfig'
-            }, {
-              'pkg_config_path': ''
-            }]
-          ],
-        },
-        'conditions': [
-          ['OS != "win"', {
-            # Which version, if any, of libvips is available globally via pkg-config?
-            'global_vips_version': '<!(PKG_CONFIG_PATH="<(pkg_config_path)" pkg-config --modversion vips-cpp 2>/dev/null || true)'
-          }, {
-            'global_vips_version': ''
-          }]
-        ],
-        'pkg_config_path%': '<(pkg_config_path)'
-      },
-      'pkg_config_path%': '<(pkg_config_path)',
       'runtime_link%': 'shared',
       'conditions': [
         ['OS != "win"', {
-          # Does the globally available version of libvips, if any, meet the minimum version requirement?
-          'use_global_vips': '<!(GLOBAL_VIPS_VERSION="<(global_vips_version)" node -e "require(\'./binding\').use_global_vips()")'
+          'pkg_config_path': '<!(node -e "console.log(require(\'./lib/libvips\').pkgConfigPath())")',
+          'use_global_libvips': '<!(node -e "console.log(Boolean(require(\'./lib/libvips\').useGlobalLibvips()).toString())")'
         }, {
-          'use_global_vips': ''
+          'pkg_config_path': '',
+          'use_global_libvips': ''
         }]
       ]
     },
@@ -96,7 +71,7 @@
       '<!(node -e "require(\'nan\')")'
     ],
     'conditions': [
-      ['use_global_vips == "true"', {
+      ['use_global_libvips == "true"', {
         # Use pkg-config for include and lib
         'include_dirs': ['<!@(PKG_CONFIG_PATH="<(pkg_config_path)" pkg-config --cflags-only-I vips-cpp vips glib-2.0 | sed s\/-I//g)'],
         'conditions': [
@@ -113,7 +88,7 @@
           }]
         ]
       }, {
-        # Attempt to download pre-built libvips and install locally within node_modules
+        # Use pre-built libvips stored locally within node_modules
         'include_dirs': [
           'vendor/include',
           'vendor/include/glib-2.0',
@@ -131,9 +106,6 @@
             ]
           }],
           ['OS == "mac"', {
-            'variables': {
-              'download_vips': '<!(node -e "require(\'./binding\').download_vips()")'
-            },
             'libraries': [
               '../vendor/lib/libvips-cpp.42.dylib',
               '../vendor/lib/libvips.42.dylib',
@@ -144,9 +116,6 @@
             ]
           }],
           ['OS == "linux"', {
-            'variables': {
-              'download_vips': '<!(node -e "require(\'./binding\').download_vips()")'
-            },
             'defines': [
               '_GLIBCXX_USE_CXX11_ABI=0'
             ],
@@ -219,65 +188,5 @@
         ]
       }
     },
-  }, {
-    'target_name': 'win_copy_dlls',
-    'type': 'none',
-    'dependencies': [
-      'sharp'
-    ],
-    'conditions': [
-      ['OS == "win"', {
-        # Windows lacks support for rpath
-        'copies': [{
-          'destination': 'build/Release',
-          'files': [
-            'vendor/lib/libasprintf-0.dll',
-            'vendor/lib/libcairo-2.dll',
-            'vendor/lib/libcairo-gobject-2.dll',
-            'vendor/lib/libcairo-script-interpreter-2.dll',
-            'vendor/lib/libcharset-1.dll',
-            'vendor/lib/libcroco-0.6-3.dll',
-            'vendor/lib/libexif-12.dll',
-            'vendor/lib/libexpat-1.dll',
-            'vendor/lib/libffi-6.dll',
-            'vendor/lib/libfftw3-3.dll',
-            'vendor/lib/libfontconfig-1.dll',
-            'vendor/lib/libfreetype-6.dll',
-            'vendor/lib/libgcc_s_seh-1.dll',
-            'vendor/lib/libgdk_pixbuf-2.0-0.dll',
-            'vendor/lib/libgettextlib-0-19-8.dll',
-            'vendor/lib/libgettextpo-1.dll',
-            'vendor/lib/libgettextsrc-0-19-8.dll',
-            'vendor/lib/libgif-7.dll',
-            'vendor/lib/libgio-2.0-0.dll',
-            'vendor/lib/libglib-2.0-0.dll',
-            'vendor/lib/libgmodule-2.0-0.dll',
-            'vendor/lib/libgobject-2.0-0.dll',
-            'vendor/lib/libgsf-1-114.dll',
-            'vendor/lib/libgthread-2.0-0.dll',
-            'vendor/lib/libharfbuzz-0.dll',
-            'vendor/lib/libiconv-2.dll',
-            'vendor/lib/libintl-9.dll',
-            'vendor/lib/libjpeg-62.dll',
-            'vendor/lib/liblcms2-2.dll',
-            'vendor/lib/libpango-1.0-0.dll',
-            'vendor/lib/libpangocairo-1.0-0.dll',
-            'vendor/lib/libpangoft2-1.0-0.dll',
-            'vendor/lib/libpangowin32-1.0-0.dll',
-            'vendor/lib/libpixman-1-0.dll',
-            'vendor/lib/libpng16-16.dll',
-            'vendor/lib/libquadmath-0.dll',
-            'vendor/lib/librsvg-2-2.dll',
-            'vendor/lib/libssp-0.dll',
-            'vendor/lib/libstdc++-6.dll',
-            'vendor/lib/libtiff-5.dll',
-            'vendor/lib/libvips-42.dll',
-            'vendor/lib/libwebp-7.dll',
-            'vendor/lib/libxml2-2.dll',
-            'vendor/lib/zlib1.dll'
-          ]
-        }]
-      }]
-    ]
   }]
 }

docs/changelog.md

@@ -1,5 +1,12 @@
 # Changelog
 
+### v0.20 - "*teeth*"
+
+#### v0.20.0 - TBD
+
+* Add support for prebuilt sharp binaries on common platforms.
+  [#186](https://github.com/lovell/sharp/issues/186)
+
 ### v0.19 - "*suit*"
 
 Requires libvips v8.6.1.

docs/index.md

@@ -13,8 +13,9 @@ Lanczos resampling ensures quality is not sacrificed for speed.
 As well as image resizing, operations such as
 rotation, extraction, compositing and gamma correction are available.
 
-OS X, Windows (x64), Linux (x64, ARM) systems do not require
-the installation of any external runtime dependencies.
+Most 64-bit OS X, Windows and Linux (glibc) systems running
+Node versions 4, 6, 8 and 9
+do not require any additional install or runtime dependencies.
 
 [![Test Coverage](https://coveralls.io/repos/lovell/sharp/badge.png?branch=master)](https://coveralls.io/r/lovell/sharp?branch=master)
 
@@ -46,7 +47,7 @@ are held in memory and processed at a time,
 taking full advantage of multiple CPU cores and L1/L2/L3 cache.
 
 Everything remains non-blocking thanks to _libuv_,
-no child processes are spawned and Promises/A+ are supported.
+no child processes are spawned and Promises/async/await are supported.
 
 ### Optimal