268 lines
7.2 KiB
Text
268 lines
7.2 KiB
Text
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# Copyright 2019 Rene Rivera
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# Copyright 2017 Steven Watanabe
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# Copyright 2016 Vladimir Prus
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# Copyright 2017 Edward Diener
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE.txt or https://www.bfgroup.xyz/b2/LICENSE.txt)
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import "class" : new ;
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import bison ;
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import errors ;
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import feature ;
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import indirect ;
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import os ;
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# import package ;
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import path ;
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import set ;
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import stage : add-install-dir ;
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import toolset ;
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import type ;
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import virtual-target ;
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path-constant SELF : . ;
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project b2
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: build-dir .build
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: requirements
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<cxxstd>11
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<toolset>msvc:<define>_CRT_SECURE_NO_WARNINGS=1
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<toolset>msvc:<define>_CRT_NONSTDC_NO_DEPRECATE=1
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;
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#|
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Build the engine and its dependencies outside of the simple core build scripts.
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This allows us to keep the core build scripts as simple as possible. And lets
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us support more functionality for development of the engine core.
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|#
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#|
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Define custom yyacc tool.
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|#
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feature.feature yyacc : : dependency free ;
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toolset.flags yyacc TOOL <yyacc> ;
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exe yyacc
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: src/engine/yyacc.cpp
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: ;
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explicit yyacc ;
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rule yyacc-gen ( project name : property-set : sources * )
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{
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local relevant = [ toolset.relevant $(__name__).yyacc ] ;
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local a = [ new action $(sources[1]) : $(__name__).yyacc : [ $(property-set).add $(relevant) ] ] ;
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local targets ;
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for local n in $(name:S=).y $(name:S=)tab.h
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{
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targets += [ virtual-target.register
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[ new file-target $(n) exact : [ type.type $(n) ]
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: $(project) : $(a)
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] ] ;
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}
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return $(targets) ;
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}
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actions yyacc bind TOOL
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{
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"$(TOOL)" "$(<)" "$(>)"
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}
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generate jamgram.y
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: src/engine/jamgram.yy
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: <generating-rule>@yyacc-gen
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<location>src/engine
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<yyacc>yyacc <dependency>yyacc
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;
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explicit jamgram.y ;
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#|
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Define grammar translation with Bison.
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|#
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BISON = [ os.environ BISON ] ;
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BISON ?= bison ;
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local BISON_IN_PATH = [ path.glob [ os.executable-path ] : $(BISON[1]) $(BISON[1]).* ] ;
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rule grammar ( target : source : properties * )
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{
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# LOCATE on $(target) = $(source:D) ;
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BISON on $(target) = $(BISON) ;
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}
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actions grammar
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{
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"$(BISON)" --yacc --defines -o "$(<[1])" "$(>)"
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}
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if $(BISON_IN_PATH)
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{
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make jamgram.cpp
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: src/engine/jamgram.y
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: @grammar
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: <dependency>jamgram.y
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<location>src/engine ;
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}
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else
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{
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errors.warning "Bison generator program '$(BISON:J= )' not found. Skipping grammar build." ;
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alias jamgram.cpp
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: src/engine/jamgram.cpp ;
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}
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explicit jamgram.cpp ;
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#|
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Define the b2 executable. Sources are based on platform.
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TODO: Make platform specific source be no-ops when not needed.
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|#
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local python-exe = [ MATCH --with-python=(.*) : [ modules.peek : ARGV ] ] ;
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local python-include ;
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local python-ldlib ;
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if $(python-exe)
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{
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python-include = [ SHELL
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"$(python-exe) -c \"import sysconfig; print(sysconfig.get_path('include'));\""
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: strip-eol ] ;
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python-libdir = [ SHELL
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"$(python-exe) -c \"import sysconfig; import os.path; print(sysconfig.get_config_var('LIBDIR'));\""
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: strip-eol ] ;
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python-ldlib = [ MATCH ".*(python.*)" : [ SHELL
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"$(python-exe) -c \"import sysconfig; import os.path; print(sysconfig.get_config_var('LIBRARY'));\""
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: strip-eol ] ] ;
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python-ldlib = $(python-ldlib:S=) ;
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lib python
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:
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: <name>$(python-ldlib) <search>$(python-libdir)
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:
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: <include>$(python-include) <define>HAVE_PYTHON ;
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}
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else
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{
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alias python ;
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}
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obj jamgram.obj
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: jamgram.cpp
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: <toolset>gcc:<cxxflags>-Wno-free-nonheap-object
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;
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explicit jamgram.obj ;
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local b2_src =
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[ glob src/engine/*.cpp src/engine/modules/*.cpp :
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src/engine/*nt.cpp src/engine/*unix.cpp src/engine/*vms.cpp
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src/engine/yyacc.cpp src/engine/mkjambase.cpp
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src/engine/check_*.cpp
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src/engine/jamgram.cpp
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] ;
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local b2_src_nt = [ glob src/engine/*nt.cpp ] ;
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local b2_src_unix = [ glob src/engine/*unix.cpp ] ;
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local b2_src_vms = [ glob src/engine/*vms.cpp ] ;
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local unix_os = [ set.difference [ feature.values <target-os> ] : windows vms ] ;
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exe b2
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: $(b2_src)
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jamgram.obj
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python
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: <target-os>windows:<source>$(b2_src_nt)
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<target-os>vms:<source>$(b2_src_vms)
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<target-os>$(unix_os):<source>$(b2_src_unix)
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<toolset>msvc:<find-static-library>kernel32
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<toolset>msvc:<find-static-library>advapi32
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<toolset>msvc:<find-static-library>user32
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;
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explicit b2 ;
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#|
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Installation of the engine, build, and example files.
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|#
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feature.feature b2-install-layout : standard portable : incidental propagated ;
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add-install-dir b2prefix-standard : : prefix ;
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add-install-dir b2bindir-standard : : bindir ;
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add-install-dir b2coredir-standard : boost-build/src : datarootdir ;
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add-install-dir b2examplesdir-standard : boost-build/examples : datarootdir ;
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add-install-dir b2prefix-portable : : prefix ;
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add-install-dir b2bindir-portable : : b2prefix-portable ;
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add-install-dir b2coredir-portable : .b2 : b2prefix-portable ;
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add-install-dir b2examplesdir-portable : .b2/examples : b2prefix-portable ;
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local ext = "" ;
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if [ os.on-windows ] || [ os.on-vms ]
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{
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ext = ".exe" ;
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}
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install b2-engine
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: $(SELF)/src/engine/b2$(ext)
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: <b2-install-layout>standard:<location>(b2bindir-standard)
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<b2-install-layout>portable:<location>(b2bindir-portable)
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;
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explicit b2-engine ;
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local examples ;
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for local e in [ glob-tree-ex $(SELF)/example : * : . .svn ]
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{
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if [ CHECK_IF_FILE [ path.native $(e) ] ]
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{
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examples += $(e) ;
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}
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}
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install b2-examples
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: # What to install
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$(examples)
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: # What is the root of the directory
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<install-source-root>example
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# Which subdir of $prefix/share
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<b2-install-layout>standard:<location>(b2examplesdir-standard)
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<b2-install-layout>portable:<location>(b2examplesdir-portable)
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;
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explicit b2-examples ;
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local .core-sources =
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$(SELF)/src/build-system.jam
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[ path.glob-tree $(SELF)/src/build : *.jam ]
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[ path.glob-tree $(SELF)/src/contrib : *.jam ]
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[ path.glob-tree $(SELF)/src/kernel : *.jam ]
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[ path.glob-tree $(SELF)/src/options : *.jam ]
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[ path.glob-tree $(SELF)/src/util : *.jam ]
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[ path.glob-tree $(SELF)/src/tools : *.jam *.xml *.xsl *.doxyfile *.hpp doxproc.py ]
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;
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if $(python-exe)
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{
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.core-sources +=
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[ path.glob-tree $(SELF)/src/build : *.py ]
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[ path.glob-tree $(SELF)/src/contrib : *.py ]
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[ path.glob-tree $(SELF)/src/kernel : *.py ]
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[ path.glob-tree $(SELF)/src/options : *.py ]
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[ path.glob-tree $(SELF)/src/util : *.py ]
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[ path.glob-tree $(SELF)/src/tools : *.py : doxproc.py ]
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;
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}
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install b2-core
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: # What to install
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$(.core-sources)
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: # What is the root of the directory
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<install-source-root>src
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# Which subdir of $prefix/share
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<b2-install-layout>standard:<location>(b2coredir-standard)
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<b2-install-layout>portable:<location>(b2coredir-portable)
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;
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explicit b2-core ;
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#|
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Only install example files when requested to avoid bloating install footprint.
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|#
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if --with-examples in [ modules.peek : ARGV ]
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{
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alias install : b2-engine b2-core b2-examples ;
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}
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else
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{
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alias install : b2-engine b2-core ;
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}
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explicit install ;
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