From cc3db874b5cdff4e31d11bacbf4db6986ff48805 Mon Sep 17 00:00:00 2001 From: Shawn Wilkinson Date: Wed, 22 Apr 2015 00:06:39 -0400 Subject: doc: Documentation in Markdown for Depends Dir Documentation more readable when viewed on Github. Some extra changes by @laanwj: - Make README.usage the default README. This is more convenient from a user perspective. Link to other documentation in this default README - Add list of popular targets for cross compilation, change default to Win64 instead of Win32 --- depends/README.md | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 depends/README.md (limited to 'depends/README.md') diff --git a/depends/README.md b/depends/README.md new file mode 100644 index 0000000000..2dc0b9e47e --- /dev/null +++ b/depends/README.md @@ -0,0 +1,56 @@ +### Usage + +To build dependencies for the current arch+OS: + + make + +To build for another arch/OS: + + make HOST=host-platform-triplet + +For example: + + make HOST=x86_64-w64-mingw32 -j4 + +A prefix will be generated that's suitable for plugging into Bitcoin's +configure. In the above example, a dir named i686-w64-mingw32 will be +created. To use it for Bitcoin: + + ./configure --prefix=`pwd`/depends/x86_64-w64-mingw32 + +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 +- `arm-linux-gnueabihf` for Linux ARM + +No other options are needed, the paths are automatically configured. + +Dependency Options: +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) + 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 + NO_UPNP: Don't download/build/cache packages needed for enabling upnp + DEBUG: disable some optimizations and enable more runtime checking + +If some packages are not built, for example `make NO_WALLET=1`, the appropriate +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-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 + +### Other documentation + +- [description.md](description.md): General description of the depends system +- [packages.md](packages.md): Steps for adding packages + -- cgit v1.2.3