tools/scripts/Makefile.include

   1 ifeq ("$(origin O)", "command line")
   2         dummy := $(if $(shell test -d $(O) || echo $(O)),$(error O=$(O) does not exist),)
   3         ABSOLUTE_O := $(shell cd $(O) ; pwd)
   4         OUTPUT := $(ABSOLUTE_O)/
   5         COMMAND_O := O=$(ABSOLUTE_O)
   6 endif
   7
   8 ifneq ($(OUTPUT),)
   9 # check that the output directory actually exists
  10 OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd)
  11 $(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist))
  12 endif
  13
  14 #
  15 # Include saner warnings here, which can catch bugs:
  16 #
  17 EXTRA_WARNINGS := -Wbad-function-cast
  18 EXTRA_WARNINGS += -Wdeclaration-after-statement
  19 EXTRA_WARNINGS += -Wformat-security
  20 EXTRA_WARNINGS += -Wformat-y2k
  21 EXTRA_WARNINGS += -Winit-self
  22 EXTRA_WARNINGS += -Wmissing-declarations
  23 EXTRA_WARNINGS += -Wmissing-prototypes
  24 EXTRA_WARNINGS += -Wnested-externs
  25 EXTRA_WARNINGS += -Wno-system-headers
  26 EXTRA_WARNINGS += -Wold-style-definition
  27 EXTRA_WARNINGS += -Wpacked
  28 EXTRA_WARNINGS += -Wredundant-decls
  29 EXTRA_WARNINGS += -Wshadow
  30 EXTRA_WARNINGS += -Wstrict-aliasing=3
  31 EXTRA_WARNINGS += -Wstrict-prototypes
  32 EXTRA_WARNINGS += -Wswitch-default
  33 EXTRA_WARNINGS += -Wswitch-enum
  34 EXTRA_WARNINGS += -Wundef
  35 EXTRA_WARNINGS += -Wwrite-strings
  36 EXTRA_WARNINGS += -Wformat
  37
  38 ifneq ($(findstring $(MAKEFLAGS), w),w)
  39 PRINT_DIR = --no-print-directory
  40 else
  41 NO_SUBDIR = :
  42 endif
  43
  44 QUIET_SUBDIR0  = +$(MAKE) -C # space to separate -C and subdir
  45 QUIET_SUBDIR1  =
  46
  47 ifneq ($(findstring $(MAKEFLAGS),s),s)
  48 ifndef V
  49         QUIET_CC       = @echo '   ' CC $@;
  50         QUIET_AR       = @echo '   ' AR $@;
  51         QUIET_LINK     = @echo '   ' LINK $@;
  52         QUIET_MKDIR    = @echo '   ' MKDIR $@;
  53         QUIET_GEN      = @echo '   ' GEN $@;
  54         QUIET_SUBDIR0  = +@subdir=
  55         QUIET_SUBDIR1  = ;$(NO_SUBDIR) echo '   ' SUBDIR $$subdir; \
  56                          $(MAKE) $(PRINT_DIR) -C $$subdir
  57         QUIET_FLEX     = @echo '   ' FLEX $@;
  58         QUIET_BISON    = @echo '   ' BISON $@;
  59 endif
  60 endif