Rename “OS X” to the newer “macOS” convention

10 files changed, 34 insertions, 34 deletions

diff --git a/README.md b/README.md
index acdbe46104..4e830109c2 100644
--- a/README.md
+++ b/README.md
@@ -52,7 +52,7 @@ There are also [regression and integration tests](/test), written
 in Python, that are run automatically on the build server.
 These tests can be run (if the [test dependencies](/test) are installed) with: `test/functional/test_runner.py`
 
-The Travis CI system makes sure that every pull request is built for Windows, Linux, and OS X, and that unit/sanity tests are run automatically.
+The Travis CI system makes sure that every pull request is built for Windows, Linux, and macOS, and that unit/sanity tests are run automatically.
 
 ### Manual Quality Assurance (QA) Testing
 
diff --git a/contrib/init/README.md b/contrib/init/README.md
index 1a949f3c07..8d3e57c526 100644
--- a/contrib/init/README.md
+++ b/contrib/init/README.md
@@ -5,7 +5,7 @@ Upstart: bitcoind.conf
 OpenRC:  bitcoind.openrc
          bitcoind.openrcconf
 CentOS:  bitcoind.init
-OS X:    org.bitcoin.bitcoind.plist
+macOS:    org.bitcoin.bitcoind.plist
 ```
 have been made available to assist packagers in creating node packages here.
 
diff --git a/depends/README.md b/depends/README.md
index 99eef1952c..482b94a64f 100644
--- a/depends/README.md
+++ b/depends/README.md
@@ -22,7 +22,7 @@ Common `host-platform-triplets` for cross compilation are:
 
 - `i686-w64-mingw32` for Win32
 - `x86_64-w64-mingw32` for Win64
-- `x86_64-apple-darwin11` for MacOSX
+- `x86_64-apple-darwin11` for macOS
 - `arm-linux-gnueabihf` for Linux ARM 32 bit
 - `aarch64-linux-gnu` for Linux ARM 64 bit
 
@@ -49,7 +49,7 @@ The following can be set when running make: make FOO=bar
 
     SOURCES_PATH: downloaded sources will be placed here
     BASE_CACHE: built packages will be placed here
-    SDK_PATH: Path where sdk's can be found (used by OSX)
+    SDK_PATH: Path where sdk's can be found (used by macOS)
     FALLBACK_DOWNLOAD_PATH: If a source file can't be fetched, try here before giving up
     NO_QT: Don't download/build/cache qt and its dependencies
     NO_WALLET: Don't download/build/cache libs needed to enable the wallet
@@ -64,7 +64,7 @@ options will be passed to bitcoin's configure. In this case, `--disable-wallet`.
 Additional targets:
 
     download: run 'make download' to fetch all sources without building them
-    download-osx: run 'make download-osx' to fetch all sources needed for osx builds
+    download-osx: run 'make download-osx' to fetch all sources needed for macOS builds
     download-win: run 'make download-win' to fetch all sources needed for win builds
     download-linux: run 'make download-linux' to fetch all sources needed for linux builds
 
diff --git a/depends/description.md b/depends/description.md
index 74f9ef3f20..9fc7093be4 100644
--- a/depends/description.md
+++ b/depends/description.md
@@ -7,7 +7,7 @@ In theory, binaries for any target OS/architecture can be created, from a
 builder running any OS/architecture. In practice, build-side tools must be
 specified when the defaults don't fit, and packages must be amended to work
 on new hosts. For now, a build architecture of x86_64 is assumed, either on
-Linux or OSX.
+Linux or macOS.
 
 ### No reliance on timestamps
 
diff --git a/doc/README.md b/doc/README.md
index ddb239f60c..45762b2374 100644
--- a/doc/README.md
+++ b/doc/README.md
@@ -22,7 +22,7 @@ Unpack the files into a directory and run:
 
 Unpack the files into a directory, and then run bitcoin-qt.exe.
 
-### OS X
+### macOS
 
 Drag Bitcoin-Core to your applications folder, and then run Bitcoin-Core.
 
@@ -38,7 +38,7 @@ Building
 The following are developer notes on how to build Bitcoin on your native platform. They are not complete guides, but include notes on the necessary libraries, compile flags, etc.
 
 - [Dependencies](dependencies.md)
-- [OS X Build Notes](build-osx.md)
+- [macOS Build Notes](build-osx.md)
 - [Unix Build Notes](build-unix.md)
 - [Windows Build Notes](build-windows.md)
 - [OpenBSD Build Notes](build-openbsd.md)
diff --git a/doc/README_osx.md b/doc/README_osx.md
index 975be4be9e..739e22d634 100644
--- a/doc/README_osx.md
+++ b/doc/README_osx.md
@@ -1,12 +1,12 @@
-Deterministic OS X DMG Notes.
+Deterministic macOS DMG Notes.
 
-Working OS X DMGs are created in Linux by combining a recent clang,
+Working macOS DMGs are created in Linux by combining a recent clang,
 the Apple binutils (ld, ar, etc) and DMG authoring tools.
 
 Apple uses clang extensively for development and has upstreamed the necessary
 functionality so that a vanilla clang can take advantage. It supports the use
 of -F, -target, -mmacosx-version-min, and --sysroot, which are all necessary
-when building for OS X.
+when building for macOS.
 
 Apple's version of binutils (called cctools) contains lots of functionality
 missing in the FSF's binutils. In addition to extra linker options for
@@ -38,7 +38,7 @@ Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.1
 Unfortunately, the usual linux tools (7zip, hpmount, loopback mount) are incapable of opening this file.
 To create a tarball suitable for Gitian input, there are two options:
 
-Using Mac OS X, you can mount the dmg, and then create it with:
+Using macOS, you can mount the dmg, and then create it with:
 ```
   $ hdiutil attach Xcode_7.3.1.dmg
   $ tar -C /Volumes/Xcode/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/ -czf MacOSX10.11.sdk.tar.gz MacOSX10.11.sdk
@@ -81,7 +81,7 @@ Background images and other features can be added to DMG files by inserting a
 .DS_Store before creation. This is generated by the script
 contrib/macdeploy/custom_dsstore.py.
 
-As of OS X Mavericks (10.9), using an Apple-blessed key to sign binaries is a
+As of OS X 10.9 Mavericks, using an Apple-blessed key to sign binaries is a
 requirement in order to satisfy the new Gatekeeper requirements. Because this
 private key cannot be shared, we'll have to be a bit creative in order for the
 build process to remain somewhat deterministic. Here's how it works:
diff --git a/doc/build-osx.md b/doc/build-osx.md
index e52a770ced..abd305cf9a 100644
--- a/doc/build-osx.md
+++ b/doc/build-osx.md
@@ -1,11 +1,11 @@
-Mac OS X Build Instructions and Notes
+macOS Build Instructions and Notes
 ====================================
 The commands in this guide should be executed in a Terminal application.
 The built-in one is located in `/Applications/Utilities/Terminal.app`.
 
 Preparation
 -----------
-Install the OS X command line tools:
+Install the macOS command line tools:
 
 `xcode-select --install`
 
@@ -93,6 +93,6 @@ Other commands:
 Notes
 -----
 
-* Tested on OS X 10.8 through 10.13 on 64-bit Intel processors only.
+* Tested on OS X 10.8 Mountain Lion through macOS 10.13 High Sierra on 64-bit Intel processors only.
 
 * Building with downloaded Qt binaries is not officially supported. See the notes in [#7714](https://github.com/bitcoin/bitcoin/issues/7714)
diff --git a/doc/init.md b/doc/init.md
index ffd13ae1f9..d04f7d186a 100644
--- a/doc/init.md
+++ b/doc/init.md
@@ -15,7 +15,7 @@ Service User
 
 All three Linux startup configurations assume the existence of a "bitcoin" user
 and group.  They must be created before attempting to use these scripts.
-The OS X configuration assumes bitcoind will be set up for the current user.
+The macOS configuration assumes bitcoind will be set up for the current user.
 
 Configuration
 ---------------------------------
@@ -65,7 +65,7 @@ reasons to make the configuration file and data directory only readable by the
 bitcoin user and group.  Access to bitcoin-cli and other bitcoind rpc clients
 can then be controlled by group membership.
 
-### Mac OS X
+### macOS
 
 Binary:              `/usr/local/bin/bitcoind`  
 Configuration file:  `~/Library/Application Support/Bitcoin/bitcoin.conf`  
@@ -111,7 +111,7 @@ Using this script, you can adjust the path and flags to the bitcoind program by
 setting the BITCOIND and FLAGS environment variables in the file
 /etc/sysconfig/bitcoind. You can also use the DAEMONOPTS environment variable here.
 
-### Mac OS X
+### macOS
 
 Copy org.bitcoin.bitcoind.plist into ~/Library/LaunchAgents. Load the launch agent by
 running `launchctl load ~/Library/LaunchAgents/org.bitcoin.bitcoind.plist`.
diff --git a/doc/release-process.md b/doc/release-process.md
index fb6f08750d..912b620794 100644
--- a/doc/release-process.md
+++ b/doc/release-process.md
@@ -89,7 +89,7 @@ Ensure gitian-builder is up-to-date:
     wget -P inputs http://downloads.sourceforge.net/project/osslsigncode/osslsigncode/osslsigncode-1.7.1.tar.gz
     popd
 
-Create the OS X SDK tarball, see the [OS X readme](README_osx.md) for details, and copy it into the inputs directory.
+Create the macOS SDK tarball, see the [macOS readme](README_osx.md) for details, and copy it into the inputs directory.
 
 ### Optional: Seed the Gitian sources cache and offline git repositories
 
@@ -111,7 +111,7 @@ NOTE: Offline builds must use the --url flag to ensure Gitian fetches only from
 
 The gbuild invocations below <b>DO NOT DO THIS</b> by default.
 
-### Build and sign Bitcoin Core for Linux, Windows, and OS X:
+### Build and sign Bitcoin Core for Linux, Windows, and macOS:
 
     pushd ./gitian-builder
     ./bin/gbuild --num-make 2 --memory 3000 --commit bitcoin=v${VERSION} ../bitcoin/contrib/gitian-descriptors/gitian-linux.yml
@@ -134,7 +134,7 @@ Build output expected:
   1. source tarball (`bitcoin-${VERSION}.tar.gz`)
   2. linux 32-bit and 64-bit dist tarballs (`bitcoin-${VERSION}-linux[32|64].tar.gz`)
   3. windows 32-bit and 64-bit unsigned installers and dist zips (`bitcoin-${VERSION}-win[32|64]-setup-unsigned.exe`, `bitcoin-${VERSION}-win[32|64].zip`)
-  4. OS X unsigned installer and dist tarball (`bitcoin-${VERSION}-osx-unsigned.dmg`, `bitcoin-${VERSION}-osx64.tar.gz`)
+  4. macOS unsigned installer and dist tarball (`bitcoin-${VERSION}-osx-unsigned.dmg`, `bitcoin-${VERSION}-osx64.tar.gz`)
   5. Gitian signatures (in `gitian.sigs/${VERSION}-<linux|{win,osx}-unsigned>/(your Gitian key)/`)
 
 ### Verify other gitian builders signatures to your own. (Optional)
@@ -161,13 +161,13 @@ Commit your signature to gitian.sigs:
     git push  # Assuming you can push to the gitian.sigs tree
     popd
 
-Codesigner only: Create Windows/OS X detached signatures:
+Codesigner only: Create Windows/macOS detached signatures:
 - Only one person handles codesigning. Everyone else should skip to the next step.
-- Only once the Windows/OS X builds each have 3 matching signatures may they be signed with their respective release keys.
+- Only once the Windows/macOS builds each have 3 matching signatures may they be signed with their respective release keys.
 
-Codesigner only: Sign the osx binary:
+Codesigner only: Sign the macOS binary:
 
-    transfer bitcoin-osx-unsigned.tar.gz to osx for signing
+    transfer bitcoin-osx-unsigned.tar.gz to macOS for signing
     tar xf bitcoin-osx-unsigned.tar.gz
     ./detached-sig-create.sh -s "Key ID"
     Enter the keychain password and authorize the signature
@@ -192,12 +192,12 @@ Codesigner only: Commit the detached codesign payloads:
     git tag -s v${VERSION} HEAD
     git push the current branch and new tag
 
-Non-codesigners: wait for Windows/OS X detached signatures:
+Non-codesigners: wait for Windows/macOS detached signatures:
 
-- Once the Windows/OS X builds each have 3 matching signatures, they will be signed with their respective release keys.
+- Once the Windows/macOS builds each have 3 matching signatures, they will be signed with their respective release keys.
 - Detached signatures will then be committed to the [bitcoin-detached-sigs](https://github.com/bitcoin-core/bitcoin-detached-sigs) repository, which can be combined with the unsigned apps to create signed binaries.
 
-Create (and optionally verify) the signed OS X binary:
+Create (and optionally verify) the signed macOS binary:
 
     pushd ./gitian-builder
     ./bin/gbuild -i --commit signature=v${VERSION} ../bitcoin/contrib/gitian-descriptors/gitian-osx-signer.yml
@@ -216,7 +216,7 @@ Create (and optionally verify) the signed Windows binaries:
     mv build/out/bitcoin-*win32-setup.exe ../bitcoin-${VERSION}-win32-setup.exe
     popd
 
-Commit your signature for the signed OS X/Windows binaries:
+Commit your signature for the signed macOS/Windows binaries:
 
     pushd gitian.sigs
     git add ${VERSION}-osx-signed/"${SIGNER}"
diff --git a/src/qt/README.md b/src/qt/README.md
index d8acf96ceb..bf8139666c 100644
--- a/src/qt/README.md
+++ b/src/qt/README.md
@@ -4,7 +4,7 @@ The current precise version for Qt 5 is specified in [qt.mk](/depends/packages/q
 
 ## Compile and run
 
-See build instructions ([OSX](/doc/build-osx.md), [Windows](/doc/build-windows.md), [Unix](/doc/build-unix.md), etc).
+See build instructions ([macOS](/doc/build-osx.md), [Windows](/doc/build-windows.md), [Unix](/doc/build-unix.md), etc).
 
 To run:
 
@@ -65,7 +65,7 @@ Represents the view to a single wallet.
 * `guiconstants.h`: UI colors, app name, etc
 * `guiutil.h`: several helper functions
 * `macdockiconhandler.(h/cpp)`
-* `macdockiconhandler.(h/cpp)`: display notifications in OSX
+* `macdockiconhandler.(h/cpp)`: display notifications in macOS
 
 ## Contribute
 
@@ -81,9 +81,9 @@ the UI layout.
 Download and install the community edition of [Qt Creator](https://www.qt.io/download/).
 Uncheck everything except Qt Creator during the installation process.
 
-Instructions for OSX:
+Instructions for macOS:
 
-1. Make sure you installed everything through Homebrew mentioned in the [OSX build instructions](/doc/build-osx.md)
+1. Make sure you installed everything through Homebrew mentioned in the [macOS build instructions](/doc/build-osx.md)
 2. Use `./configure` with the `--enable-debug` flag
 3. In Qt Creator do "New Project" -> Import Project -> Import Existing Project
 4. Enter "bitcoin-qt" as project name, enter src/qt as location