| 1 | # Central makefile for building the OS2/GCC C runtime
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| 2 | #
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| 3 | # InnoTek Systemberatung GmbH
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| 4 | #
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| 5 | # Copyright (c) 1994-1995 by Eberhard Mattes
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| 6 | # Copyright (c) 2003 InnoTek Systemberatung GmbH
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| 7 | #
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| 8 | # Author: Andrew Zabolotny <zap@cobra.ru>
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| 9 | # $Id: Makefile.gmk 3842 2014-03-16 19:46:21Z bird $
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| 10 | #
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| 11 | # All Rights Reserved
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| 12 | #
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| 13 | # Requires GNU Make.
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| 14 | # In fact, this build system could be entitled "GNU Make Unleashed"
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| 15 | #
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| 16 | # For a brief description of how build system works please read build.txt
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| 17 | #
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| 18 | # Bootstrapping sequence using EMX gcc compiler:
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| 19 | #
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| 20 | # 1. Backup include/ctype.h and rename include/ctype.h-bootstrap to
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| 21 | # include/ctype.h
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| 22 | # 2. Run 'make os2', put the resulting library os2.a to emx/lib as _os2.a,
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| 23 | # and convert it to .lib with emxomf: 'emxomf _os2.a'
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| 24 | # 3. Now compile everything you wish this way: 'make LIBS=-l_os2'
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| 25 | #
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| 26 |
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| 27 | # Build type control variables. You can set them right from command line,
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| 28 | # e.g "make MODE=dbg"
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| 29 |
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| 30 | # Build mode: opt (optimization), dbg (debug)
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| 31 | MODE = dbg
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| 32 | # Base output directory
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| 33 | OUT = out/
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| 34 | # Base installation directory
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| 35 | INS = out/$(MODE)/install/
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| 36 | # CPU type (pretend we are portable ;-)
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| 37 | CPU = 386
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| 38 | # Name of this makefile
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| 39 | ifndef MAKEFILE
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| 40 | MAKEFILE = Makefile.gmk
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| 41 | endif
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| 42 |
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| 43 | # Actual output directory (referenced with $.)
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| 44 | . = $(OUT)$(MODE)/
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| 45 |
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| 46 | # overrides from the environment.
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| 47 | ifdef PATH_OBJ
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| 48 | ifndef PATH_OBJD
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| 49 | PATH_OBJD := $(shell echo $(PATH_OBJ)|sed 's/^[a-zA-Z]://')
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| 50 | endif
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| 51 | OUT = $(PATH_OBJD)/emx/
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| 52 | INS = $(PATH_OBJD)/builtunix/usr/
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| 53 | . = $(OUT)
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| 54 | endif
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| 55 |
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| 56 | ifdef BUILD_MODE
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| 57 | ifeq ($(BUILD_MODE),RELEASE)
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| 58 | MODE = opt
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| 59 | endif
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| 60 | endif
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| 61 |
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| 62 | # Check if MODE has a valid value
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| 63 | ifneq ($(filter-out /opt/ /dbg/ /prf/,/$(MODE)/),)
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| 64 | $(error MODE should have one of the following values: opt, dbg, prf)
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| 65 | endif
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| 66 |
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| 67 | # The object file format to use for tools (emxomf, ld and friends)
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| 68 | TOOLFMT.dbg = omf
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| 69 | TOOLFMT.opt = omf
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| 70 | TOOLFMT.prf = omf
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| 71 | TOOLFMT = $(TOOLFMT.$(MODE))
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| 72 |
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| 73 | # Use ash.exe which is quite fast (comparable to cmd.exe) but has more features
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| 74 | SHELL := ash.exe
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| 75 |
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| 76 | # Source base directory.
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| 77 | srcdir := $(shell pwd)
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| 78 |
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| 79 | # File name extensions
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| 80 | # Executable files -- xxx$E
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| 81 | E = .exe
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| 82 | # DLL files --- xxx$D
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| 83 | D = .dll
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| 84 | # Library files --- xxx$A
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| 85 | A = .$(if $(findstring omf,$(.TKIND)),lib,a)
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| 86 |
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| 87 | # Use the tool we built.
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| 88 | GETTOOL ?= $.$(TOOLFMT)/$1$E
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| 89 | # Use the tool we built if present
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| 90 | GETTOOL2 ?= `test -f '$.$(TOOLFMT)/$1$E' && echo '$.$(TOOLFMT)/'`$1$E
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| 91 |
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| 92 | # The C compiler
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| 93 | CC = gcc -c -Zmt -fmessage-length=0
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| 94 | # The C compiler flags
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| 95 | ifndef NO_LOCAL_HEADERS
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| 96 | CFLAGS.INC += -Iinclude
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| 97 | endif
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| 98 | CFLAGS.INC += -Isrc/include
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| 99 | CFLAGS.INC += -Isrc/lib/bsd/include
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| 100 | CFLAGS = -Wall -Wundef -Wmissing-prototypes -mstack-arg-probe $(CFLAGS.INC) $(CFLAGS.$(MODE)) $(CFLAGS.KIND)
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| 101 | # The additional C compiler flags for different build modes
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| 102 | CFLAGS.opt = -g -O3 -mcpu=pentium -mpreferred-stack-boundary=4 -malign-strings=2 -falign-loops=2 -falign-jumps=2 -falign-functions=3
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| 103 | CFLAGS.dbg = -g -DDEBUG
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| 104 | CFLAGS.prf = $(CFLAGS.opt) -pg
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| 105 | CFLAGS.aout = -Zaout
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| 106 | CFLAGS.omf = -Zomf
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| 107 | CFLAGS.prof = -pg
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| 108 | CFLAGS.log = -DDEBUG_LOGGING -D__LIBC_STRICT
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| 109 | # The object files are put in subdirectory objectformat-targetkind,
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| 110 | # we decompose object file name back and pick appropiate $CFLAGS
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| 111 | CFLAGS.KIND = $(foreach x,$(subst -, ,$(firstword $(subst /, ,$(subst $.,,$@)))),$(CFLAGS.$x))
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| 112 | # How to compile a .c file
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| 113 | DO.COMPILE.c = $(CC) -std=gnu99 $(strip $(CFLAGS) $1) -o $@ $(srcdir)/$< -I$(dir $<)
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| 114 | # '-std=gnu99' doesn't work with '-x assembler-with-cpp', therefor no $(call DO.COMPILE.c).
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| 115 | DO.COMPILE.s = $(CC) -x assembler-with-cpp $(strip $(CFLAGS) $1) -o $@ $(srcdir)/$< -I$(dir $<)
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| 116 |
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| 117 | # The linker
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| 118 | LD = gcc
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| 119 | # Linker flags
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| 120 | LDFLAGS = $(LDFLAGS.$(MODE)) $(LDFLAGS.KIND) -Zmap -Zstack 1024 -Zhigh-mem $(LIBS)
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| 121 | LDFLAGS.DLL = $(LDFLAGS) -Zdll -Zfork
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| 122 | # Linker flags for different build modes
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| 123 | LDFLAGS.opt = -g -Zcrtdll=c_dll
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| 124 | LDFLAGS.prf = -g -Zcrtdll=c_dll -lkProfile -LG:/kTaskMgr/Tree/lib/debug
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| 125 | LDFLAGS.dbg = -g
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| 126 | LDFLAGS.aout = -Zaout
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| 127 | ifeq ($(EMXOMFLD_TYPE),wlink)
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| 128 | LDFLAGS.omf = -Zomf
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| 129 | else
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| 130 | LDFLAGS.omf = -Zomf -Zlinker /PM:VIO -Zlinker /LINENUMBERS
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| 131 | endif
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| 132 | LDFLAGS.prof = -pg
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| 133 | # Linker flags for different kinds of target
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| 134 | LDFLAGS.KIND = $(foreach x,$(subst -, ,$(firstword $(subst /, ,$(subst $.,,$@)))),$(LDFLAGS.$x))
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| 135 | # How to link a .exe file
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| 136 | DO.LINK.exe = $(LD) $(strip $(LDFLAGS) $(filter-out -l%,$1)) -o $@ $(^O) $(^DEF) $(^LIB) $(filter -l%,$1)
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| 137 | # How to link a .dll file
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| 138 | DO.LINK.dll = $(LD) $(strip $(LDFLAGS.DLL) $(filter-out -l%,$1)) -o $@ $(^O) $(^DEF) $(^LIB) $(filter -l%,$1)
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| 139 |
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| 140 | # Pack executables and DLLs right after they are linked
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| 141 | # bird: I don't care about space, only performance. So, we will only use
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| 142 | # lxlite for stripping and sector aligning.
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| 143 | # <rant> My explanation is that anything which is used frequently
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| 144 | # enough will be in one of the caches, so unpacking the datasegment
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| 145 | # for each new process is a waste of time. The code segment is
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| 146 | # shared, data segment is not shared, but must be reloaded page by page
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| 147 | # from the executable in new processes.
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| 148 | # For further optimzations, we align pages on 4kb boundaries since this
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| 149 | # is the JFS block size and thus should be most the efficient unit to read. </rant>
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| 150 | # URG! we must not do this for ldstub.bin!
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| 151 | ifeq ($(MODE),opt)
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| 152 | LXLITE.FLAGS = /F+ /AP:4096 /MRN /MLN /MF1
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| 153 | DO.LINK.exe += $(if $(findstring .exe,$@), $(NL)cp $@ $(basename $@).dbg $(NL)lxlite /X /AS $(subst /,\\,$@))
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| 154 | DO.LINK.dll += $(NL)cp $@ $(basename $@).dbg $(NL)lxlite $(LXLITE.FLAGS) $(subst /,\\,$@)
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| 155 | endif
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| 156 |
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| 157 | # emxbind tool
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| 158 | EMXBIND = $(call GETTOOL2,emxbind)
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| 159 | # emxbind flags
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| 160 | EMXBINDFLAGS = -bq $(EMXBINDFLAGS.$(MODE))
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| 161 | EMXBINDFLAGS.opt = -s
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| 162 | EMXBINDFLAGS.prf =
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| 163 | EMXBINDFLAGS.dbg =
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| 164 | # Flags for emxbind
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| 165 | DO.EMXBIND = $(EMXBIND) $(EMXBINDFLAGS) -o $@ $1
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| 166 |
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| 167 | # The macro assembler
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| 168 | ifdef PATH_TOP
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| 169 | ASM = $(PATH_TOP)/tools/x86.os2/masm/v6.0/binp/ml.exe -c
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| 170 | else
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| 171 | ASM = ml -c
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| 172 | endif
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| 173 | ASMFLAGS = -Cp -W3 -WX -VM -nologo
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| 174 | # How to compile an .asm file
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| 175 | DO.COMPILE.asm = $(ASM) $(ASMFLAGS) $1 -Fo$@ $<
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| 176 |
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| 177 | # The tool to create an archive
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| 178 | AR = $(if $(findstring .lib,$@), $(call GETTOOL2,emxomfar),ar)
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| 179 | ARFLAGS = crs
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| 180 | DO.LIBRARY = $(call RM_SHELL,$@); $(AR) $(ARFLAGS)$1 $@ $(^O)
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| 181 |
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| 182 | # The tool to extract exports from object files and archives,
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| 183 | # removing unused stuff (like empty lines and comments)
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| 184 | # and sorting alphabetically (looks nicer).
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| 185 | EMXEXP = $(call GETTOOL2,emxexp)
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| 186 | EMXEXPFLAGS = -u
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| 187 | DO.EMXEXP = $(EMXEXP) $(strip $(EMXEXPFLAGS) $1) | sed -e "/^$$/d" -e "/^ *;/d" | sort -d >>$2
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| 188 |
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| 189 | # The tool to create import libraries
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| 190 | IMPLIB = $(call GETTOOL2,emximp)
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| 191 | IMPLIBFLAGS.prof = -m
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| 192 | IMPLIBFLAGS.lazy = -l
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| 193 | IMPLIBFLAGS.KIND = $(foreach x,$(subst -, ,$(firstword $(subst /, ,$(subst $.,,$@)))),$(IMPLIBFLAGS.$x))
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| 194 | DO.IMPLIB = $(IMPLIB) -o $@ $(strip $1 $(IMPLIBFLAGS.KIND)) $(^IC)\
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| 195 | $(if $(^ID),\
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| 196 | $(NL)$(IMPLIB) -o $@.data$(suffix $@) $(strip $1) $(^ID)\
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| 197 | $(NL)$(call RMDIR,$@.tmpdir)\
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| 198 | $(NL)$(call MKDIR,$@.tmpdir)\
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| 199 | $(NL)cd $@.tmpdir && $(AR) x ../$(notdir $@.data$(suffix $@))\
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| 200 | $(NL)$(call RM,$@.tmpdir/*.log*)\
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| 201 | $(NL)$(AR) rs $@ $@.tmpdir/* )\
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| 202 | $(if $(^O)$(^LIB),$(NL)$(AR) rs $@ $(^O) $(^LIB))
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| 203 |
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| 204 | # How to create dependencies
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| 205 | MAKEDEP = makedep
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| 206 | MAKEDEPFLAGS = $(CFLAGS.INC)
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| 207 | DO.DEPS = $(MAKEDEP) $(MAKEDEPFLAGS) \
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| 208 | -I$(subst $(SPACE), -I,$(sort $(dir $^))) -I$. -p$(@D)/ -c -S -f$@ $^
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| 209 |
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| 210 | # How to convert an a.out file to the OMF format
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| 211 | # Emxomf depends on two libs, we have to detect wethere or not emxomf is built
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| 212 | # or not. Unfortunately make isn't up to the job of figuring this out, so we
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| 213 | # must use the shell.
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| 214 | EMXOMF = $(call GETTOOL2,emxomf)
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| 215 | DO.EMXOMF = $(EMXOMF) $(strip $1 -o) $@ $(if $<,$<, $(subst /omf-prof/,/aout-prof/,$(subst /omf-log/,/aout-log/,$(subst /omf/,/aout/,$(@:.obj=.o)))) )
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| 216 |
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| 217 | # How to copy some file to installation directory
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| 218 | # In optimize mode we have to strip the libraries after copying
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| 219 | INSTALL=$(call CP,$1,$2)
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| 220 | ifeq ($(MODE),opt)
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| 221 | INSTALL += $(if $(filter-out %.a,$2),$(NL)strip --strip-debug $2)
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| 222 | INSTALL += $(if $(filter-out %.lib,$2),$(NL)emxomf -s $2)
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| 223 | endif
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| 224 |
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| 225 | # How to filter just the object files from $^
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| 226 | ^O = $(filter %.o,$^)
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| 227 | # Just the .imp files from $^ excluing -data.imp files.
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| 228 | ^IC = $(filter-out %-data.imp,$(filter %.imp,$^))
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| 229 | # Just the -data.imp files from $^
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| 230 | ^ID = $(filter %-data.imp,$^)
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| 231 | # How to filter just the .def files from $^
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| 232 | ^DEF = $(filter %.def,$^)
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| 233 | # How to filter the libraries from $^
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| 234 | ^LIB = $(strip $(filter %.a,$^) $(filter %.lib,$^))
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| 235 |
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| 236 | # A newline
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| 237 | define NL
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| 238 |
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| 239 |
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| 240 | endef
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| 241 | # Opening and closing brackets (for use inside variable expansions)
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| 242 | OB := (
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| 243 | CB := )
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| 244 | COMMA := ,
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| 245 | SPACE := $(EMPTY) $(EMPTY)
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| 246 | # Text output separator (cannot begin with '-', echo thinks its a switch)
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| 247 | SEP := ==========================================================================
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| 248 |
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| 249 | # How to remove one or more files without questions
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| 250 | ifdef KMK_VERSION
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| 251 | RM = kmk_builtin_rm -f $1
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| 252 | else
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| 253 | RM = rm -f $1
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| 254 | endif
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| 255 | RM_SHELL = rm -f $1
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| 256 | # How to remove one or more directories without questions
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| 257 | RMDIR = rm -rf $1
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| 258 | # How to copy several files to a directory
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| 259 | ifdef KMK_VERSION
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| 260 | CP = kmk_builtin_cp $1 $2
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| 261 | else
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| 262 | CP = cp $1 $2
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| 263 | endif
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| 264 | # Miscelaneous tools
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| 265 | ifdef KMK_VERSION
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| 266 | MKDIR = kmk_builtin_mkdir -p $1
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| 267 | else
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| 268 | MKDIR = mkdir.exe -p $1
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| 269 | endif
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| 270 | # How to update a file only if it has been changed
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| 271 | UPDATE = (cmp -s $1 $2 || mv -f $1 $2) && rm -f $1
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| 272 | # How to touch a file
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| 273 | TOUCH = touch $1
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| 274 | # Re-build the original string including the ',' between args. Also escape
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| 275 | # dollars since otherwise ash would expand them.
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| 276 | ECHOIZE = $(subst $$,\$$,$1$(strip $(subst $(SPACE)$(COMMA),$(COMMA),$(foreach x,2 3 4 5 6 7 8 9,$(if $($x),$(COMMA) $($x))))))
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| 277 | # How to output a text string (with appended newline)
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| 278 | ifdef KMK_VERSION
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| 279 | ECHO = kmk_builtin_echo "$(call ECHOIZE,$1,$2,$3,$4,$5,$6,$7,$8,$9)"
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| 280 | else
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| 281 | ECHO = echo "$(call ECHOIZE,$1,$2,$3,$4,$5,$6,$7,$8,$9)"
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| 282 | endif
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| 283 | # Same but append the text to a file (given with first argument)
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| 284 | FECHO = echo "$(call ECHOIZE,$2,$3,$4,$5,$6,$7,$8,$9)" >> "$1"
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| 285 | # How to replace the source file extension with a .o extension
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| 286 | OBJEXT = $(patsubst %.S,%.o,$(patsubst %.s,%.o,$(patsubst %.asm,%.o,$(patsubst %.c,%.o,$1))))
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| 287 | # Compute object file path given source file path (except the $. prefix)
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| 288 | OBJFILE = $(addprefix $(.TKIND.DIR),$(call OBJEXT,$1))
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| 289 |
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| 290 | #------------ Variables appended by submakefiles ------------
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| 291 | # The list of available modules
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| 292 | MODULES :=
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| 293 | # The help text for module list
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| 294 | DO.HELP.MODULES :=
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| 295 | # The help about public makefile variables
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| 296 | DO.HELP.VARS := $(call ECHO, MODE={dbg|opt|prf} - choose between debug, optimized and profiled build modes.)$(NL)
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| 297 | DO.HELP.VARS += $(call ECHO, OBJF={omf|aout} - build object files in omf or a.out format.)$(NL)
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| 298 | # The list of work directories needeed for building all targets
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| 299 | TARGDIRS :=
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| 300 | # Build rules (_@_ replaced by name of generated makefile)
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| 301 | RULES :=
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| 302 | # The list of dependency files
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| 303 | TARGDEPEND :=
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| 304 | # The list of installed files
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| 305 | INS.FILES :=
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| 306 |
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| 307 | .PHONY: default help all libs tools clean install install cleandep \
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| 308 | cleandepend dep depend depdone
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| 309 | .SUFFIXES:
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| 310 | .SUFFIXES: .c .cpp .asm .s .S .o .exe .dll .a .lib .obj
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| 311 |
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| 312 | # Default target
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| 313 | default: help
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| 314 |
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| 315 | #------------ Submakefiles ------------
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| 316 | ifndef SUBMAK
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| 317 | SUBMAK := version.smak $(wildcard src/*/*.smak) include/include.smak $(wildcard bsd/*/*.smak) $(wildcard gnu/*/*.smak)
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| 318 | endif
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| 319 |
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| 320 | # include template rules
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| 321 | include templates.smak
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| 322 |
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| 323 | # Include all submakefiles
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| 324 | -include $(SUBMAK)
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| 325 |
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| 326 | ifdef OFFICIAL_BIRD_VERSION
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| 327 | ifneq ($(filter-out eniac delirium os2bld, $(HOSTNAME)),)
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| 328 | $(error yea, nice try! Now go be ashamed of yourself!)
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| 329 | endif
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| 330 | endif
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| 331 |
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| 332 | # Sort and remove duplicate directories
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| 333 | TARGDIRS := $(sort $(TARGDIRS))
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| 334 | # Find out which directories are needed for installation
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| 335 | INSDIRS := $(sort $(dir $(INS.FILES)))
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| 336 |
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| 337 | #------------ Global targets ------------
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| 338 | help:
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| 339 | @$(call ECHO,$(SEP))
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| 340 | @$(call ECHO,Welcome to $(PACKAGE) version $(VERSION) build system!)
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| 341 | @$(call ECHO,$(COPYRIGHT))
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| 342 | @$(call ECHO,To build something, type 'make {target} {vars}', where {target} is one of:)
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| 343 | @$(call ECHO, all - build all available modules)
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| 344 | @$(call ECHO, {module-name} - build just a particular module)
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| 345 | @$(call ECHO, tools - build just the tools)
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| 346 | @$(call ECHO, libs - build all libraries)
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| 347 | @$(call ECHO, clean - remove all generated files (remove all built files))
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| 348 | @$(call ECHO, install - generate a installation tree in $(INS))
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| 349 | @$(call ECHO, dep - generate dependency files for all changed targets)
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| 350 | @$(call ECHO, cleandep - remove all dependency file)
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| 351 | @$(call ECHO,$(SEP))
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| 352 | @$(call ECHO,There are a number of variables than can be set in the make)
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| 353 | @$(call ECHO,command line to control various aspects of compilation:)
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| 354 | @$(DO.HELP.VARS)
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| 355 | @$(call ECHO,$(SEP))
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| 356 | @$(call ECHO,The following modules are included in this package:)
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| 357 | @$(DO.HELP.MODULES)
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| 358 | @$(call ECHO,$(SEP))
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| 359 |
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| 360 | all: $(MODULES)
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| 361 |
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| 362 | clean:
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| 363 | $(call RMDIR,$(OUT))
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| 364 |
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| 365 | cleandep cleandepend:
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| 366 | $(call RM,$(TARGDEPEND))
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| 367 |
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| 368 | dep depend:
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| 369 | @$(MAKE) -f $(MAKEFILE) --no-print-directory BUILD_DEPS=1 depdone
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| 370 |
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| 371 | depdone:
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| 372 | @$(call ECHO,Dependency files succesfully updated)
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| 373 |
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| 374 | install: all $(INSDIRS) $(INS.FILES)
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| 375 |
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| 376 | $. $(INSDIRS) $(TARGDIRS):
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| 377 | $(call MKDIR,$@)
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| 378 |
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| 379 | # bird: add rule for forcibly re-generating the rules.
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| 380 | rules:
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| 381 | @$(call ECHO,smak don't generate rules anylonger!)
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| 382 |
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| 383 | # The general a.out -> OMF conversion rules for object files
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| 384 | $.omf/%.obj:
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| 385 | $(call DO.EMXOMF)
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| 386 | $.omf-log/%.obj:
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| 387 | $(call DO.EMXOMF)
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| 388 | $.omf-prof/%.obj:
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| 389 | $(call DO.EMXOMF)
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| 390 |
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| 391 | # The general a.out -> OMF conversion rule for libraries
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| 392 | $.omf%.lib:
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| 393 | $(call MKDIR, $(dir $@))
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| 394 | $(call DO.EMXOMF)
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| 395 |
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| 396 | #
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| 397 | # Checkout rule
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| 398 | #
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| 399 | checkout update up:
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| 400 | cvs -q update -d -P 2>&1 | tee up.log
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| 401 |
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| 402 |
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