Commit | Line | Data |
---|---|---|
bf35182f | 1 | ifeq ($(origin O), command line) |
c883122a SR |
2 | dummy := $(if $(shell test -d $(O) || echo $(O)),$(error O=$(O) does not exist),) |
3 | ABSOLUTE_O := $(shell cd $(O) ; pwd) | |
bf35182f | 4 | OUTPUT := $(ABSOLUTE_O)/$(if $(subdir),$(subdir)/) |
c883122a | 5 | COMMAND_O := O=$(ABSOLUTE_O) |
bf35182f DH |
6 | ifeq ($(objtree),) |
7 | objtree := $(O) | |
8 | endif | |
98d89bfd BP |
9 | endif |
10 | ||
11 | ifneq ($(OUTPUT),) | |
12 | # check that the output directory actually exists | |
13 | OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd) | |
14 | $(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist)) | |
15 | endif | |
16 | ||
17 | # | |
18 | # Include saner warnings here, which can catch bugs: | |
19 | # | |
d8caf3eb BP |
20 | EXTRA_WARNINGS := -Wbad-function-cast |
21 | EXTRA_WARNINGS += -Wdeclaration-after-statement | |
22 | EXTRA_WARNINGS += -Wformat-security | |
23 | EXTRA_WARNINGS += -Wformat-y2k | |
24 | EXTRA_WARNINGS += -Winit-self | |
25 | EXTRA_WARNINGS += -Wmissing-declarations | |
26 | EXTRA_WARNINGS += -Wmissing-prototypes | |
27 | EXTRA_WARNINGS += -Wnested-externs | |
28 | EXTRA_WARNINGS += -Wno-system-headers | |
29 | EXTRA_WARNINGS += -Wold-style-definition | |
30 | EXTRA_WARNINGS += -Wpacked | |
31 | EXTRA_WARNINGS += -Wredundant-decls | |
32 | EXTRA_WARNINGS += -Wshadow | |
33 | EXTRA_WARNINGS += -Wstrict-aliasing=3 | |
34 | EXTRA_WARNINGS += -Wstrict-prototypes | |
35 | EXTRA_WARNINGS += -Wswitch-default | |
36 | EXTRA_WARNINGS += -Wswitch-enum | |
37 | EXTRA_WARNINGS += -Wundef | |
38 | EXTRA_WARNINGS += -Wwrite-strings | |
39 | EXTRA_WARNINGS += -Wformat | |
98d89bfd BP |
40 | |
41 | ifneq ($(findstring $(MAKEFLAGS), w),w) | |
42 | PRINT_DIR = --no-print-directory | |
43 | else | |
44 | NO_SUBDIR = : | |
45 | endif | |
46 | ||
ca9dfc6c DH |
47 | # |
48 | # Define a callable command for descending to a new directory | |
49 | # | |
50 | # Call by doing: $(call descend,directory[,target]) | |
51 | # | |
52 | descend = \ | |
bf35182f DH |
53 | +mkdir -p $(OUTPUT)$(1) && \ |
54 | $(MAKE) $(COMMAND_O) subdir=$(if $(subdir),$(subdir)/$(1),$(1)) $(PRINT_DIR) -C $(1) | |
ca9dfc6c | 55 | |
bf35182f | 56 | QUIET_SUBDIR0 = +$(MAKE) $(COMMAND_O) -C # space to separate -C and subdir |
98d89bfd BP |
57 | QUIET_SUBDIR1 = |
58 | ||
59 | ifneq ($(findstring $(MAKEFLAGS),s),s) | |
60 | ifndef V | |
61 | QUIET_CC = @echo ' ' CC $@; | |
62 | QUIET_AR = @echo ' ' AR $@; | |
63 | QUIET_LINK = @echo ' ' LINK $@; | |
64 | QUIET_MKDIR = @echo ' ' MKDIR $@; | |
65 | QUIET_GEN = @echo ' ' GEN $@; | |
66 | QUIET_SUBDIR0 = +@subdir= | |
67 | QUIET_SUBDIR1 = ;$(NO_SUBDIR) echo ' ' SUBDIR $$subdir; \ | |
68 | $(MAKE) $(PRINT_DIR) -C $$subdir | |
69 | QUIET_FLEX = @echo ' ' FLEX $@; | |
70 | QUIET_BISON = @echo ' ' BISON $@; | |
bf35182f DH |
71 | |
72 | descend = \ | |
73 | @echo ' ' DESCEND $(1); \ | |
74 | mkdir -p $(OUTPUT)$(1) && \ | |
75 | $(MAKE) $(COMMAND_O) subdir=$(if $(subdir),$(subdir)/$(1),$(1)) $(PRINT_DIR) -C $(1) | |
98d89bfd BP |
76 | endif |
77 | endif |