diff options
Diffstat (limited to 'share/mk')
-rw-r--r-- | share/mk/bsd.sys.mk | 169 |
1 files changed, 85 insertions, 84 deletions
diff --git a/share/mk/bsd.sys.mk b/share/mk/bsd.sys.mk index a8770cc7..22834aa 100644 --- a/share/mk/bsd.sys.mk +++ b/share/mk/bsd.sys.mk @@ -6,112 +6,113 @@ # 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-3.0.4/gcc_3.html#IDX143 +# for GCC: http://gcc.gnu.org/onlinedocs/gcc-4.2.1/gcc/Warning-Options.html # the default is gnu99 for now -CSTD ?= gnu99 +CSTD?= gnu99 .if ${CSTD} == "k&r" -CFLAGS += -traditional +CFLAGS+= -traditional .elif ${CSTD} == "c89" || ${CSTD} == "c90" -CFLAGS += -std=iso9899:1990 +CFLAGS+= -std=iso9899:1990 .elif ${CSTD} == "c94" || ${CSTD} == "c95" -CFLAGS += -std=iso9899:199409 +CFLAGS+= -std=iso9899:199409 .elif ${CSTD} == "c99" -CFLAGS += -std=iso9899:1999 -.else -CFLAGS += -std=${CSTD} -.endif +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 -. endif -. if ${WARNS} >= 2 -CWARNFLAGS += -Wall -Wno-format-y2k -. endif -. if ${WARNS} >= 3 -CWARNFLAGS += -W -Wno-unused-parameter -Wstrict-prototypes\ - -Wmissing-prototypes -Wpointer-arith -. endif -. 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 -. endif +#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 -. if ${WARNS} >= 2 && ${WARNS} <= 4 +.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 -CWARNFLAGS += -Wno-pointer-sign +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" -. if ${WARNS} <= 3 -CWARNFLAGS += -Wno-tautological-compare -Wno-unused-value\ - -Wno-parentheses-equality -Wno-unused-function\ - -Wno-conversion -. endif -. if ${WARNS} <= 2 -CWARNFLAGS += -Wno-switch-enum -Wno-empty-body -. endif -. if ${WARNS} <= 1 -CWARNFLAGS += -Wno-parentheses -. endif -. if defined(NO_WARRAY_BOUNDS) -CWARNFLAGS += -Wno-array-bounds -. endif -. endif -. endif +.if ${MK_CLANG_IS_CC} != "no" || ${CC:T:Mclang} == "clang" +.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-enum -Wno-empty-body +.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 -. if defined(WFORMAT) -. if ${WFORMAT} > 0 -#CWARNFLAGS += -Wformat-nonliteral -Wformat-security -Wno-format-extra-args -CWARNFLAGS += -Wformat=2 -Wno-format-extra-args -. if !defined(NO_WERROR) && ((${MK_CLANG_IS_CC} == "no" && ${CC:T:Mclang} != "clang") || !defined(NO_WERROR.clang)) -CWARNFLAGS += -Werror -. endif -. endif -. endif -. if defined(NO_WFORMAT) || ((${MK_CLANG_IS_CC} != "no" || ${CC:T:Mclang} == "clang") && defined(NO_WFORMAT.clang)) -CWARNFLAGS += -Wno-format -. endif -.endif +.if defined(FORMAT_AUDIT) +WFORMAT= 1 +.endif # FORMAT_AUDIT +.if defined(WFORMAT) +.if ${WFORMAT} > 0 +#CWARNFLAGS+= -Wformat-nonliteral -Wformat-security -Wno-format-extra-args +CWARNFLAGS+= -Wformat=2 -Wno-format-extra-args +.if !defined(NO_WERROR) && ((${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 +CWARNFLAGS+= -Wno-unknown-pragmas +.endif # IGNORE_PRAGMA .if ${MK_CLANG_IS_CC} != "no" || ${CC:T:Mclang} == "clang" -CLANG_NO_IAS = -no-integrated-as -CLANG_OPT_SMALL = -mllvm -stack-alignment=8 \ - -mllvm -inline-threshold=3 \ - -mllvm -enable-load-pre=false \ - -mllvm -simplifycfg-dup-ret -.endif +CLANG_NO_IAS= -no-integrated-as +CLANG_OPT_SMALL= -mllvm -stack-alignment=8 -mllvm -inline-threshold=3\ + -mllvm -enable-load-pre=false -mllvm -simplifycfg-dup-ret +.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_CFLAGS?= -fstack-protector +CFLAGS+= ${SSP_CFLAGS} +.endif # SSP && !IA64 && !ARM && !MIPS # Allow user-specified additional warning flags -CFLAGS += ${CWARNFLAGS} +CFLAGS+= ${CWARNFLAGS} |