include/debug.mk

   1 #
   2 # Copyright (C) 2007 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 # debug flags:
   9 #
  10 # d: show subdirectory tree
  11 # t: show added targets
  12 # l: show legacy targets
  13 # r: show autorebuild messages
  14 # v: verbose (no .SILENCE for common targets)
  15
  16 ifeq ($(DUMP),)
  17   ifeq ($(DEBUG),all)
  18     build_debug:=dltvr
  19   else
  20     build_debug:=$(DEBUG)
  21   endif
  22 endif
  23
  24 ifneq ($(DEBUG),)
  25
  26 define debug
  27 $$(findstring $(2),$$(if $$(DEBUG_SCOPE_DIR),$$(if $$(filter $$(DEBUG_SCOPE_DIR)%,$(1)),$(build_debug)),$(build_debug)))
  28 endef
  29
  30 define warn
  31 $$(if $(call debug,$(1),$(2)),$$(warning $(3)))
  32 endef
  33
  34 define debug_eval
  35 $$(if $(call debug,$(1),$(2)),$(3))
  36 endef
  37
  38 define warn_eval
  39 $(call warn,$(1),$(2),$(3)      $(4))
  40 $(4)
  41 endef
  42
  43 else
  44
  45 debug:=
  46 warn:=
  47 debug_eval:=
  48 warn_eval = $(4)
  49
  50 endif
  51