Commit | Line | Data |
---|---|---|
98d89bfd | 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) | |
4 | OUTPUT := $(ABSOLUTE_O)/ | |
5 | COMMAND_O := O=$(ABSOLUTE_O) | |
98d89bfd BP |
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 | # | |
d8caf3eb BP |
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 | |
98d89bfd BP |
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 |