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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/boost/tools/build/example/variant/readme.qbk | |
parent | Initial commit. (diff) | |
download | ceph-upstream/18.2.2.tar.xz ceph-upstream/18.2.2.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/boost/tools/build/example/variant/readme.qbk | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/boost/tools/build/example/variant/readme.qbk b/src/boost/tools/build/example/variant/readme.qbk new file mode 100644 index 000000000..663219e34 --- /dev/null +++ b/src/boost/tools/build/example/variant/readme.qbk @@ -0,0 +1,94 @@ +[/ +Copyright 2004 Vladimir Prus +Copyright 2017 Rene Rivera +Distributed under the Boost Software License, Version 1.0. +(See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) +/] + +[section Build Variants] + +This example shows how user can create his own build variants. Two variants are +defined: "crazy", which is just a random combination of properties, and +"super-release", which is inherited from "release", and differs by a single +define. + +Files: + +* [@../../example/variant/a.cpp a.cpp] +* [@../../example/variant/jamroot.jam jamroot.jam] +* [@../../example/variant/jamfile.jam jamfile.jam] +* [@../../example/variant/libs/jamfile.jam libs/jamfile.jam] +* [@../../example/variant/libs/l.cpp libs/l.cpp] + +[import jamroot.jam] +[import jamfile.jam] +[import libs/jamfile.jam] + +In this project the `jamroot.jam` specifies the custom build variants and the +targets are specified in the two `jamfile.jam` files. + +[jamroot] + +The top-level `jamfile.jam`: + +[jamfile] + +And the library `jamfile.jam` that the top-level `jamfile.jam` refers to: + +[libs_jamfile] + +Building the example yields: + +[teletype] +``` +> cd /example/variant +> b2 +...found 20 targets... +...updating 16 targets... +common.mkdir bin +common.mkdir bin/clang-darwin-4.2.1 +common.mkdir bin/clang-darwin-4.2.1/crazy +clang-darwin.compile.c++ bin/clang-darwin-4.2.1/crazy/a.o +common.mkdir libs/bin +common.mkdir libs/bin/clang-darwin-4.2.1 +common.mkdir libs/bin/clang-darwin-4.2.1/crazy +clang-darwin.compile.c++ libs/bin/clang-darwin-4.2.1/crazy/l.o +clang-darwin.link.dll libs/bin/clang-darwin-4.2.1/crazy/libl.dylib +clang-darwin.link bin/clang-darwin-4.2.1/crazy/a +common.mkdir bin/clang-darwin-4.2.1/super_release +clang-darwin.compile.c++ bin/clang-darwin-4.2.1/super_release/a.o +common.mkdir libs/bin/clang-darwin-4.2.1/super_release +clang-darwin.compile.c++ libs/bin/clang-darwin-4.2.1/super_release/l.o +clang-darwin.link.dll libs/bin/clang-darwin-4.2.1/super_release/libl.dylib +clang-darwin.link bin/clang-darwin-4.2.1/super_release/a +...updated 16 targets... +``` + +As specified in the top-level `jamfile.jam` both custom variants where built +by default. Once can override that by specifying the variant one wants to +build directly on the command line with a `variant=super_release`. Or just +with a `super_release` as variants can be referred to by their name only. +For example using that argument yields: + +``` +> cd /example/variant +> b2 super_release +...found 14 targets... +...updating 10 targets... +common.mkdir bin +common.mkdir bin/clang-darwin-4.2.1 +common.mkdir bin/clang-darwin-4.2.1/super_release +clang-darwin.compile.c++ bin/clang-darwin-4.2.1/super_release/a.o +common.mkdir libs/bin +common.mkdir libs/bin/clang-darwin-4.2.1 +common.mkdir libs/bin/clang-darwin-4.2.1/super_release +clang-darwin.compile.c++ libs/bin/clang-darwin-4.2.1/super_release/l.o +clang-darwin.link.dll libs/bin/clang-darwin-4.2.1/super_release/libl.dylib +clang-darwin.link bin/clang-darwin-4.2.1/super_release/a +...updated 10 targets... +``` + +[note The actual paths in the `bin` sub-directory will depend on your +toolset.] + +[endsect] |