Current Path : /compat/linux/proc/68247/root/usr/share/mk/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //compat/linux/proc/68247/root/usr/share/mk/bsd.sys.mk |
# $FreeBSD: release/9.1.0/share/mk/bsd.sys.mk 236851 2012-06-10 13:28:14Z dim $ # # 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 # 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 ${WARNS} >= 1 CWARNFLAGS+= -Wsystem-headers .if !defined(NO_WERROR) && ((${MK_CLANG_IS_CC} == "no" && \ ${CC:T:Mclang} != "clang") || !defined(NO_WERROR.clang)) CWARNFLAGS+= -Werror .endif # !NO_WERROR && (!CLANG || !NO_WERROR.clang) .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 ${WARNS} >= 4 CWARNFLAGS+= -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow\ -Wunused-parameter .if !defined(NO_WCAST_ALIGN) && ((${MK_CLANG_IS_CC} == "no" && \ ${CC:T:Mclang} != "clang") || !defined(NO_WCAST_ALIGN.clang)) CWARNFLAGS+= -Wcast-align .endif # !NO_WCAST_ALIGN && (!CLANG || !NO_WCAST_ALIGN.clang) .endif # WARNS >= 4 # BDECFLAGS .if ${WARNS} >= 6 CWARNFLAGS+= -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls\ -Wold-style-definition .endif # WARNS >= 6 .if ${WARNS} >= 2 && ${WARNS} <= 4 # XXX Delete -Wuninitialized by default for now -- the compiler doesn't # XXX always get it right. CWARNFLAGS+= -Wno-uninitialized .endif # WARNS >=2 && WARNS <= 4 CWARNFLAGS+= -Wno-pointer-sign # Clang has more warnings enabled by default, and when using -Wall, so if WARNS # is set to low values, these have to be disabled explicitly. .if (${MK_CLANG_IS_CC} != "no" || ${CC:T:Mclang} == "clang") && \ !defined(EARLY_BUILD) .if ${WARNS} <= 6 CWARNFLAGS+= -Wno-empty-body -Wno-string-plus-int .endif # WARNS <= 6 .if ${WARNS} <= 3 CWARNFLAGS+= -Wno-tautological-compare -Wno-unused-value\ -Wno-parentheses-equality -Wno-unused-function -Wno-conversion .endif # WARNS <= 3 .if ${WARNS} <= 2 CWARNFLAGS+= -Wno-switch -Wno-switch-enum .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 ${WFORMAT} > 0 #CWARNFLAGS+= -Wformat-nonliteral -Wformat-security -Wno-format-extra-args CWARNFLAGS+= -Wformat=2 -Wno-format-extra-args .if (${MK_CLANG_IS_CC} != "no" || ${CC:T:Mclang} == "clang") && \ !defined(EARLY_BUILD) .if ${WARNS} <= 3 CWARNFLAGS+= -Wno-format-nonliteral .endif # WARNS <= 3 .endif # CLANG .if !defined(NO_WERROR) && ((${MK_CLANG_IS_CC} == "no" && \ ${CC:T:Mclang} != "clang") || !defined(NO_WERROR.clang)) CWARNFLAGS+= -Werror .endif # !NO_WERROR && (!CLANG || !NO_WERROR.clang) .endif # WFORMAT > 0 .endif # WFORMAT .if defined(NO_WFORMAT) || ((${MK_CLANG_IS_CC} != "no" || \ ${CC:T:Mclang} == "clang") && defined(NO_WFORMAT.clang)) CWARNFLAGS+= -Wno-format .endif # NO_WFORMAT || (CLANG && NO_WFORMAT.clang) .endif # !NO_WARNS .if defined(IGNORE_PRAGMA) CWARNFLAGS+= -Wno-unknown-pragmas .endif # IGNORE_PRAGMA .if (${MK_CLANG_IS_CC} != "no" || ${CC:T:Mclang} == "clang") && \ !defined(EARLY_BUILD) 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 .endif # CLANG .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}