254 lines
7.1 KiB
Makefile
254 lines
7.1 KiB
Makefile
# $FreeBSD$
|
|
#
|
|
# This file contains common settings used for building FreeBSD
|
|
# sources.
|
|
|
|
# Enable various levels of compiler warning checks. These may be
|
|
# overridden (e.g. if using a non-gcc compiler) by defining NO_WARNS.
|
|
|
|
# for GCC: http://gcc.gnu.org/onlinedocs/gcc-4.2.1/gcc/Warning-Options.html
|
|
|
|
.include <bsd.compiler.mk>
|
|
|
|
# the default is gnu99 for now
|
|
CSTD?= gnu99
|
|
|
|
.if ${CSTD} == "k&r"
|
|
CFLAGS+= -traditional
|
|
.elif ${CSTD} == "c89" || ${CSTD} == "c90"
|
|
CFLAGS+= -std=iso9899:1990
|
|
.elif ${CSTD} == "c94" || ${CSTD} == "c95"
|
|
CFLAGS+= -std=iso9899:199409
|
|
.elif ${CSTD} == "c99"
|
|
CFLAGS+= -std=iso9899:1999
|
|
.else # CSTD
|
|
CFLAGS+= -std=${CSTD}
|
|
.endif # CSTD
|
|
.if !defined(NO_WARNS)
|
|
# -pedantic is problematic because it also imposes namespace restrictions
|
|
#CFLAGS+= -pedantic
|
|
.if defined(WARNS)
|
|
.if ${WARNS} >= 1
|
|
CWARNFLAGS+= -Wsystem-headers
|
|
.if !defined(NO_WERROR) && !defined(NO_WERROR.${COMPILER_TYPE})
|
|
CWARNFLAGS+= -Werror
|
|
.endif # !NO_WERROR && !NO_WERROR.${COMPILER_TYPE}
|
|
.endif # WARNS >= 1
|
|
.if ${WARNS} >= 2
|
|
CWARNFLAGS+= -Wall -Wno-format-y2k
|
|
.endif # WARNS >= 2
|
|
.if ${WARNS} >= 3
|
|
CWARNFLAGS+= -W -Wno-unused-parameter -Wstrict-prototypes\
|
|
-Wmissing-prototypes -Wpointer-arith
|
|
.endif # WARNS >= 3
|
|
.if ${WARNS} >= 4
|
|
CWARNFLAGS+= -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow\
|
|
-Wunused-parameter
|
|
.if !defined(NO_WCAST_ALIGN) && !defined(NO_WCAST_ALIGN.${COMPILER_TYPE})
|
|
CWARNFLAGS+= -Wcast-align
|
|
.endif # !NO_WCAST_ALIGN !NO_WCAST_ALIGN.${COMPILER_TYPE}
|
|
.endif # WARNS >= 4
|
|
# BDECFLAGS
|
|
.if ${WARNS} >= 6
|
|
CWARNFLAGS+= -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls\
|
|
-Wold-style-definition
|
|
.if ${COMPILER_TYPE} == "clang" && !defined(EARLY_BUILD) && \
|
|
!defined(NO_WMISSING_VARIABLE_DECLARATIONS)
|
|
CWARNFLAGS+= -Wmissing-variable-declarations
|
|
.endif
|
|
.endif # WARNS >= 6
|
|
.if ${WARNS} >= 2 && ${WARNS} <= 4
|
|
# XXX Delete -Wuninitialized by default for now -- the compiler doesn't
|
|
# XXX always get it right.
|
|
CWARNFLAGS+= -Wno-uninitialized
|
|
.endif # WARNS >=2 && WARNS <= 4
|
|
CWARNFLAGS+= -Wno-pointer-sign
|
|
# Clang has more warnings enabled by default, and when using -Wall, so if WARNS
|
|
# is set to low values, these have to be disabled explicitly.
|
|
.if ${COMPILER_TYPE} == "clang" && !defined(EARLY_BUILD)
|
|
.if ${WARNS} <= 6
|
|
CWARNFLAGS+= -Wno-empty-body -Wno-string-plus-int
|
|
.if ${COMPILER_VERSION} > 3.3
|
|
CWARNFLAGS+= -Wno-unused-const-variable
|
|
.endif
|
|
.endif # WARNS <= 6
|
|
.if ${WARNS} <= 3
|
|
CWARNFLAGS+= -Wno-tautological-compare -Wno-unused-value\
|
|
-Wno-parentheses-equality -Wno-unused-function -Wno-enum-conversion
|
|
.endif # WARNS <= 3
|
|
.if ${WARNS} <= 2
|
|
CWARNFLAGS+= -Wno-switch -Wno-switch-enum -Wno-knr-promoted-parameter
|
|
.endif # WARNS <= 2
|
|
.if ${WARNS} <= 1
|
|
CWARNFLAGS+= -Wno-parentheses
|
|
.endif # WARNS <= 1
|
|
.if defined(NO_WARRAY_BOUNDS)
|
|
CWARNFLAGS+= -Wno-array-bounds
|
|
.endif # NO_WARRAY_BOUNDS
|
|
.endif # CLANG
|
|
.endif # WARNS
|
|
|
|
.if defined(FORMAT_AUDIT)
|
|
WFORMAT= 1
|
|
.endif # FORMAT_AUDIT
|
|
.if defined(WFORMAT)
|
|
.if ${WFORMAT} > 0
|
|
#CWARNFLAGS+= -Wformat-nonliteral -Wformat-security -Wno-format-extra-args
|
|
CWARNFLAGS+= -Wformat=2 -Wno-format-extra-args
|
|
.if ${COMPILER_TYPE} == "clang" && !defined(EARLY_BUILD)
|
|
.if ${WARNS} <= 3
|
|
CWARNFLAGS+= -Wno-format-nonliteral
|
|
.endif # WARNS <= 3
|
|
.endif # CLANG
|
|
.if !defined(NO_WERROR) && !defined(NO_WERROR.${COMPILER_TYPE})
|
|
CWARNFLAGS+= -Werror
|
|
.endif # !NO_WERROR && !NO_WERROR.${COMPILER_TYPE}
|
|
.endif # WFORMAT > 0
|
|
.endif # WFORMAT
|
|
.if defined(NO_WFORMAT) || defined(NO_WFORMAT.${COMPILER_TYPE})
|
|
CWARNFLAGS+= -Wno-format
|
|
.endif # NO_WFORMAT || NO_WFORMAT.${COMPILER_TYPE}
|
|
.endif # !NO_WARNS
|
|
|
|
.if defined(IGNORE_PRAGMA)
|
|
CWARNFLAGS+= -Wno-unknown-pragmas
|
|
.endif # IGNORE_PRAGMA
|
|
|
|
.if !defined(EARLY_BUILD)
|
|
.if ${COMPILER_TYPE} == "clang"
|
|
CLANG_NO_IAS= -no-integrated-as
|
|
CLANG_OPT_SMALL= -mstack-alignment=8 -mllvm -inline-threshold=3\
|
|
-mllvm -enable-load-pre=false -mllvm -simplifycfg-dup-ret
|
|
CFLAGS+= -Qunused-arguments
|
|
.if ${MACHINE_CPUARCH} == "sparc64"
|
|
# Don't emit .cfi directives, since we must use GNU as on sparc64, for now.
|
|
CFLAGS+= -fno-dwarf2-cfi-asm
|
|
.endif # SPARC64
|
|
# The libc++ headers use c++11 extensions. These are normally silenced because
|
|
# they are treated as system headers, but we explicitly disable that warning
|
|
# suppression when building the base system to catch bugs in our headers.
|
|
# Eventually we'll want to start building the base system C++ code as C++11,
|
|
# but not yet.
|
|
CXXFLAGS+= -Wno-c++11-extensions
|
|
.endif # CLANG
|
|
CFLAGS+= ${CFLAGS.${COMPILER_TYPE}}
|
|
CXXFLAGS+= ${CXXFLAGS.${COMPILER_TYPE}}
|
|
.endif # !EARLY_BUILD
|
|
|
|
.if ${MK_SSP} != "no" && ${MACHINE_CPUARCH} != "ia64" && \
|
|
${MACHINE_CPUARCH} != "arm" && ${MACHINE_CPUARCH} != "mips"
|
|
# Don't use -Wstack-protector as it breaks world with -Werror.
|
|
SSP_CFLAGS?= -fstack-protector
|
|
CFLAGS+= ${SSP_CFLAGS}
|
|
.endif # SSP && !IA64 && !ARM && !MIPS
|
|
|
|
# Allow user-specified additional warning flags
|
|
CFLAGS+= ${CWARNFLAGS}
|
|
|
|
|
|
# Tell bmake not to mistake standard targets for things to be searched for
|
|
# or expect to ever be up-to-date.
|
|
PHONY_NOTMAIN = afterdepend afterinstall all beforedepend beforeinstall \
|
|
beforelinking build build-tools buildfiles buildincludes \
|
|
checkdpadd clean cleandepend cleandir cleanobj configure \
|
|
depend dependall distclean distribute exe extract \
|
|
html includes install installfiles installincludes lint \
|
|
obj objlink objs objwarn realall realdepend \
|
|
realinstall regress subdir-all subdir-depend subdir-install \
|
|
tags whereobj
|
|
|
|
.if defined(PORTNAME)
|
|
PHONY_NOTMAIN+= fetch patch
|
|
.endif
|
|
|
|
.if defined(.PARSEDIR)
|
|
# we don't want ${PROG} to be PHONY
|
|
.PHONY: ${PHONY_NOTMAIN:N${PROG:U}}
|
|
.else
|
|
.PHONY: ${PHONY_NOTMAIN}
|
|
.endif
|
|
.NOTMAIN: ${PHONY_NOTMAIN}
|
|
|
|
.if !defined(.PARSEDIR)
|
|
# this is a no-op
|
|
.WAIT:
|
|
.endif
|
|
|
|
.if ${MK_STAGING} != "no"
|
|
.if defined(_SKIP_BUILD) || (!make(all) && !make(clean*))
|
|
_SKIP_STAGING?= yes
|
|
.endif
|
|
.if ${_SKIP_STAGING:Uno} == "yes"
|
|
staging stage_libs stage_files stage_as stage_links stage_symlinks:
|
|
.else
|
|
# allow targets like beforeinstall to be leveraged
|
|
DESTDIR= ${STAGE_OBJTOP}
|
|
|
|
.if commands(beforeinstall)
|
|
.if !empty(_LIBS) || ${MK_STAGING_PROG} != "no"
|
|
staging: beforeinstall
|
|
.endif
|
|
.endif
|
|
|
|
# normally only libs and includes are staged
|
|
.if ${MK_STAGING_PROG} != "no"
|
|
STAGE_DIR.prog= ${STAGE_OBJTOP}${BINDIR}
|
|
|
|
.if !empty(PROG) || !empty(PROGS)
|
|
.if defined(PROGNAME)
|
|
STAGE_AS_SETS+= prog
|
|
STAGE_AS_${PROG}= ${PROGNAME}
|
|
stage_as.prog: ${PROG}
|
|
.else
|
|
STAGE_SETS+= prog
|
|
stage_files.prog: ${PROG}
|
|
staging: stage_files
|
|
.endif
|
|
.endif
|
|
.endif
|
|
|
|
.if !empty(_LIBS) && !defined(INTERNALLIB)
|
|
stage_libs: ${_LIBS}
|
|
.if defined(SHLIB_NAME) && defined(DEBUG_FLAGS) && target(${SHLIB_NAME}.symbols)
|
|
stage_libs: ${SHLIB_NAME}.symbols
|
|
.endif
|
|
.endif
|
|
|
|
.if !empty(INCS) || !empty(INCSGROUPS) && target(buildincludes)
|
|
beforebuild: buildincludes
|
|
.endif
|
|
|
|
.for t in stage_libs stage_files stage_as
|
|
.if target($t)
|
|
staging: $t
|
|
.endif
|
|
.endfor
|
|
|
|
.if !empty(STAGE_AS_SETS)
|
|
staging: stage_as
|
|
.endif
|
|
|
|
.if !empty(_LIBS) || ${MK_STAGING_PROG} != "no"
|
|
|
|
.if !empty(LINKS)
|
|
staging: stage_links
|
|
.if ${MAKE_VERSION} < 20131001
|
|
stage_links.links: ${_LIBS} ${PROG}
|
|
.endif
|
|
STAGE_SETS+= links
|
|
STAGE_LINKS.links= ${LINKS}
|
|
.endif
|
|
|
|
.if !empty(SYMLINKS)
|
|
staging: stage_symlinks
|
|
STAGE_SETS+= links
|
|
STAGE_SYMLINKS.links= ${SYMLINKS}
|
|
.endif
|
|
|
|
.endif
|
|
|
|
.include <meta.stage.mk>
|
|
.endif
|
|
.endif
|
|
|