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https://github.com/sheumann/hush.git
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68404f13d4
function old new delta procps_scan 1265 1298 +33 aliascmd 278 283 +5 parse_file_cmd 116 120 +4 dname_enc 373 377 +4 setcmd 90 93 +3 execcmd 57 60 +3 count_lines 72 74 +2 process_command_subs 340 339 -1 test_main 409 407 -2 mknod_main 179 177 -2 handle_incoming_and_exit 2653 2651 -2 argstr 1312 1310 -2 shiftcmd 131 128 -3 exitcmd 46 43 -3 dotcmd 297 294 -3 breakcmd 86 83 -3 evalpipe 353 349 -4 evalcommand 1180 1176 -4 evalcmd 109 105 -4 send_tree 374 369 -5 mkfifo_main 82 77 -5 evalsubshell 152 147 -5 typecmd 75 69 -6 letcmd 61 55 -6 add_cmd 1190 1183 -7 main 891 883 -8 ash_main 1415 1407 -8 parse_stream 1377 1367 -10 alloc_procps_scan 55 - -55 ------------------------------------------------------------------------------ (add/remove: 0/1 grow/shrink: 7/21 up/down: 54/-148) Total: -94 bytes text data bss dec hex filename 797195 658 7428 805281 c49a1 busybox_old 797101 658 7428 805187 c4943 busybox_unstripped
103 lines
3.3 KiB
Makefile
103 lines
3.3 KiB
Makefile
# ==========================================================================
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# Build system
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# ==========================================================================
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BB_VER = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
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export BB_VER
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SKIP_STRIP = n
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# -std=gnu99 needed for [U]LLONG_MAX on some systems
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CPPFLAGS += $(call cc-option,-std=gnu99,)
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CPPFLAGS += \
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-Iinclude -Ilibbb \
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$(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) -I$(srctree)/libbb \
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-include include/autoconf.h \
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-D_GNU_SOURCE -DNDEBUG \
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$(if $(CONFIG_LFS),-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64) \
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-D"BB_VER=KBUILD_STR($(BB_VER))" -DBB_BT=AUTOCONF_TIMESTAMP
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# flag checks are grouped together to speed the checks up a bit..
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CFLAGS += $(call cc-option,-Wall -Wshadow -Wwrite-strings,)
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CFLAGS += $(call cc-option,-Wundef -Wstrict-prototypes,)
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CFLAGS += $(call cc-option,-Wunused -Wunused-parameter,)
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# If you want to add "-Wmissing-prototypes -Wmissing-declarations" above
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# (or anything else for that matter) make sure that it is still possible
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# to build bbox without warnings. Current offender: find.c:alloc_action().
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# Looks more like gcc bug: gcc will warn on it with or without prototype.
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# But still, warning-free compile is a must, or else we will drown
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# in warnings pretty soon.
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ifeq ($(CONFIG_WERROR),y)
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CFLAGS += $(call cc-option,-Werror,)
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else
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# for development, warn a little bit about unused results..
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CPPFLAGS += -D_FORTIFY_SOURCE=2
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endif
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# gcc 3.x emits bogus "old style proto" warning on find.c:alloc_action()
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CFLAGS += $(call cc-ifversion, -ge, 0400, -Wold-style-definition)
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# gcc emits bogus "no prev proto" warning on find.c:alloc_action()
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ifneq ($(CONFIG_WERROR),y)
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CFLAGS += $(call cc-option,-Wmissing-prototypes -Wmissing-declarations,)
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endif
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CFLAGS += $(call cc-option,-Os -fno-builtin-strlen -finline-limit=0 -fomit-frame-pointer -ffunction-sections -fdata-sections,)
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# -fno-guess-branch-probability: prohibit pseudo-random guessing
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# of branch probabilities (hopefully makes bloatcheck more stable):
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CFLAGS += $(call cc-option,-fno-guess-branch-probability,)
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CFLAGS += $(call cc-option,-funsigned-char -static-libgcc,)
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CFLAGS += $(call cc-option,-falign-functions=1 -falign-jumps=1 -falign-labels=1 -falign-loops=1,)
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# FIXME: These warnings are at least partially to be concerned about and should
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# be fixed..
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#CFLAGS+=$(call cc-option,-Wconversion,)
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ifeq ($(CONFIG_DEBUG),y)
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CFLAGS += $(call cc-option,-g)
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endif
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ifeq ($(CONFIG_BUILD_LIBBUSYBOX),y)
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# on i386: 14% smaller libbusybox.so
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# (code itself is 9% bigger, we save on relocs/PLT/GOT)
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CFLAGS += -fpic
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# and another 4% reduction of libbusybox.so:
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# (external entry points must be marked EXTERNALLY_VISIBLE)
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CFLAGS += $(call cc-option,-fvisibility=hidden)
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endif
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ifeq ($(CONFIG_STATIC),y)
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LDFLAGS += -static
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endif
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LDLIBS += m crypt
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ifeq ($(CONFIG_PAM),y)
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LDLIBS += pam pam_misc
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endif
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ifeq ($(CONFIG_SELINUX),y)
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LDLIBS += selinux sepol
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endif
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ifeq ($(CONFIG_EFENCE),y)
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LDLIBS += efence
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endif
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ifeq ($(CONFIG_DMALLOC),y)
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LDLIBS += dmalloc
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endif
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#LDFLAGS += -nostdlib
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LDFLAGS_ELF2FLT = -Wl,-elf2flt
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ifneq (,$(findstring $(LDFLAGS_ELF2FLT),$(LDFLAGS)))
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SKIP_STRIP = y
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endif
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# Busybox is a stack-fatty so make sure we increase default size
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# TODO: use "make stksizes" to find & fix big stack users
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# (we stole scripts/checkstack.pl from the kernel... thanks guys!)
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# Reduced from 20k to 16k in 1.9.0.
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FLTFLAGS += -s 16000
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