tools/scripts/Makefile.include

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