From: Quentin Glidic Date: Sun, 22 Jul 2012 20:27:45 +0000 (+0200) Subject: common.mk: Introduce I3_*FLAGS X-Git-Tag: 4.3~170 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=c7029a5e21d7d310e3f5d88ad0ca565e05c39cce;p=i3%2Fi3 common.mk: Introduce I3_*FLAGS CPPFLGES, CFLAGS and LDFLAGS should be user variables We now provide default flags but use I3_*FLAGS flags for our own needed flags Also reoder lib flags a bit --- diff --git a/common.mk b/common.mk index 941da7d2..b334a504 100644 --- a/common.mk +++ b/common.mk @@ -18,6 +18,34 @@ endif GIT_VERSION:="$(shell git describe --tags --always) ($(shell git log --pretty=format:%cd --date=short -n1), branch $(shell [ -f $(TOPDIR)/.git/HEAD ] && sed 's/ref: refs\/heads\/\(.*\)/\\\\\\"\1\\\\\\"/g' $(TOPDIR)/.git/HEAD || echo 'unknown'))" VERSION:=$(shell git describe --tags --abbrev=0) + +## Generic flags + +# Default CFLAGS that users should be able to override +ifeq ($(DEBUG),1) +# Extended debugging flags, macros shall be available in gcc +CFLAGS ?= -pipe -gdwarf-2 -g3 +else +CFLAGS ?= -pipe -O2 -freorder-blocks-and-partition +endif + +# Default LDFLAGS that users should be able to override +LDFLAGS ?= $(as_needed_LDFLAG) + +# Common CFLAGS for all i3 related binaries +I3_CFLAGS = -std=c99 +I3_CFLAGS += -Wall +# unused-function, unused-label, unused-variable are turned on by -Wall +# We don’t want unused-parameter because of the use of many callbacks +I3_CFLAGS += -Wunused-value +I3_CFLAGS += -Iinclude + +I3_CPPFLAGS = -DI3_VERSION=\"${GIT_VERSION}\" +I3_CPPFLAGS += -DSYSCONFDIR=\"${SYSCONFDIR}\" + + +## Libraries flags + ifeq ($(shell which pkg-config 2>/dev/null 1>/dev/null || echo 1),1) $(error "pkg-config was not found") endif @@ -35,16 +63,9 @@ endif cflags_for_lib = $(shell pkg-config --silence-errors --cflags $(1) 2>/dev/null) ldflags_for_lib = $(shell pkg-config --exists 2>/dev/null $(1) && pkg-config --libs $(1) 2>/dev/null || echo -l$(2)) -CFLAGS += -std=c99 -CFLAGS += -pipe -CFLAGS += -Wall -# unused-function, unused-label, unused-variable are turned on by -Wall -# We don’t want unused-parameter because of the use of many callbacks -CFLAGS += -Wunused-value -CFLAGS += -Iinclude CFLAGS += $(call cflags_for_lib, xcb-keysyms) ifeq ($(shell pkg-config --exists xcb-util 2>/dev/null || echo 1),1) -CPPFLAGS += -DXCB_COMPAT +I3_CPPFLAGS += -DXCB_COMPAT CFLAGS += $(call cflags_for_lib, xcb-atom) CFLAGS += $(call cflags_for_lib, xcb-aux) else @@ -57,21 +78,17 @@ CFLAGS += $(call cflags_for_lib, xcb) CFLAGS += $(call cflags_for_lib, xcursor) CFLAGS += $(call cflags_for_lib, x11) CFLAGS += $(call cflags_for_lib, yajl) +# Fallback for libyajl 1 which did not include yajl_version.h. We need +# YAJL_MAJOR from that file to decide which code path should be used. +CFLAGS += -idirafter $(TOPDIR)/yajl-fallback CFLAGS += $(call cflags_for_lib, libev) CFLAGS += $(call cflags_for_lib, libpcre) -CFLAGS += $(call cflags_for_lib, libstartup-notification-1.0) -CPPFLAGS += -DI3_VERSION=\"${GIT_VERSION}\" -CPPFLAGS += -DSYSCONFDIR=\"${SYSCONFDIR}\" - ifeq ($(shell pkg-config --atleast-version=8.10 libpcre 2>/dev/null && echo 1),1) -CPPFLAGS += -DPCRE_HAS_UCP=1 +I3_CPPFLAGS += -DPCRE_HAS_UCP=1 endif +CFLAGS += $(call cflags_for_lib, libstartup-notification-1.0) LIBS += -lm -# Darwin (Mac OS X) doesn’t have librt -ifneq ($(UNAME),Darwin) -LIBS += -lrt -endif LIBS += -L $(TOPDIR) -li3 LIBS += $(call ldflags_for_lib, xcb-event,xcb-event) LIBS += $(call ldflags_for_lib, xcb-keysyms,xcb-keysyms) @@ -92,22 +109,25 @@ LIBS += $(call ldflags_for_lib, libev,ev) LIBS += $(call ldflags_for_lib, libpcre,pcre) LIBS += $(call ldflags_for_lib, libstartup-notification-1.0,startup-notification-1) + +## Platform-specific flags + # Please test if -Wl,--as-needed works on your platform and send me a patch. # it is known not to work on Darwin (Mac OS X) ifneq (,$(filter Linux GNU GNU/%, $(UNAME))) -LDFLAGS += -Wl,--as-needed +as_needed_LDFLAG = -Wl,--as-needed endif ifeq ($(UNAME),NetBSD) # We need -idirafter instead of -I to prefer the system’s iconv over GNU libiconv -CFLAGS += -idirafter /usr/pkg/include -LDFLAGS += -Wl,-rpath,/usr/local/lib -Wl,-rpath,/usr/pkg/lib +I3_CFLAGS += -idirafter /usr/pkg/include +I3_LDFLAGS += -Wl,-rpath,/usr/local/lib -Wl,-rpath,/usr/pkg/lib endif ifeq ($(UNAME),OpenBSD) -CFLAGS += -I${X11BASE}/include +I3_CFLAGS += -I${X11BASE}/include LIBS += -liconv -LDFLAGS += -L${X11BASE}/lib +I3_LDFLAGS += -L${X11BASE}/lib endif ifeq ($(UNAME),FreeBSD) @@ -116,27 +136,18 @@ endif ifeq ($(UNAME),Darwin) LIBS += -liconv +else +# Darwin (Mac OS X) doesn’t have librt +LIBS += -lrt endif -# Fallback for libyajl 1 which did not include yajl_version.h. We need -# YAJL_MAJOR from that file to decide which code path should be used. -CFLAGS += -idirafter $(TOPDIR)/yajl-fallback - ifneq (,$(filter Linux GNU GNU/%, $(UNAME))) -CPPFLAGS += -D_GNU_SOURCE +I3_CPPFLAGS += -D_GNU_SOURCE endif -ifeq ($(DEBUG),1) -# Extended debugging flags, macros shall be available in gcc -CFLAGS += -gdwarf-2 -CFLAGS += -g3 -else -CFLAGS += -O2 -CFLAGS += -freorder-blocks-and-partition -endif ifeq ($(COVERAGE),1) -CFLAGS += -fprofile-arcs -ftest-coverage +I3_CFLAGS += -fprofile-arcs -ftest-coverage LIBS += -lgcov endif diff --git a/i3-config-wizard/i3-config-wizard.mk b/i3-config-wizard/i3-config-wizard.mk index 583047e7..fa197be3 100644 --- a/i3-config-wizard/i3-config-wizard.mk +++ b/i3-config-wizard/i3-config-wizard.mk @@ -13,7 +13,7 @@ i3_config_wizard_OBJECTS := $(i3_config_wizard_SOURCES_GENERATED:.c=.o) $(i3_con i3-config-wizard/%.o: i3-config-wizard/%.c $(i3_config_wizard_HEADERS) echo "[i3-config-wizard] CC $<" - $(CC) $(CPPFLAGS) $(i3_config_wizard_CFLAGS) $(CFLAGS) -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3_config_wizard_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -c -o $@ $< i3-config-wizard/cfgparse.yy.c: i3-config-wizard/cfgparse.l i3-config-wizard/cfgparse.tab.o $(i3_config_wizard_HEADERS) echo "[i3-config-wizard] LEX $<" @@ -25,7 +25,7 @@ i3-config-wizard/cfgparse.tab.c: i3-config-wizard/cfgparse.y $(i3_config_wizard_ i3-config-wizard/i3-config-wizard: libi3.a $(i3_config_wizard_OBJECTS) echo "[i3-config-wizard] Link i3-config-wizard" - $(CC) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_config_wizard_LIBS) $(LIBS) + $(CC) $(I3_LDFLAGS) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_config_wizard_LIBS) $(LIBS) install-i3-config-wizard: i3-config-wizard/i3-config-wizard echo "[i3-config-wizard] Install" diff --git a/i3-dump-log/i3-dump-log.mk b/i3-dump-log/i3-dump-log.mk index 80bd86cc..edaead4c 100644 --- a/i3-dump-log/i3-dump-log.mk +++ b/i3-dump-log/i3-dump-log.mk @@ -12,11 +12,11 @@ i3_dump_log_OBJECTS := $(i3_dump_log_SOURCES:.c=.o) i3-dump-log/%.o: i3-dump-log/%.c $(i3_dump_log_HEADERS) echo "[i3-dump-log] CC $<" - $(CC) $(CPPFLAGS) $(i3_dump_log_CFLAGS) $(CFLAGS) -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3_dump_log_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -c -o $@ $< i3-dump-log/i3-dump-log: libi3.a $(i3_dump_log_OBJECTS) echo "[i3-dump-log] Link i3-dump-log" - $(CC) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_dump_log_LIBS) $(LIBS) + $(CC) $(I3_LDFLAGS) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_dump_log_LIBS) $(LIBS) install-i3-dump-log: i3-dump-log/i3-dump-log echo "[i3-dump-log] Install" diff --git a/i3-input/i3-input.mk b/i3-input/i3-input.mk index e7ce6339..67a88bf1 100644 --- a/i3-input/i3-input.mk +++ b/i3-input/i3-input.mk @@ -12,11 +12,11 @@ i3_input_OBJECTS := $(i3_input_SOURCES:.c=.o) i3-input/%.o: i3-input/%.c $(i3_input_HEADERS) echo "[i3-input] CC $<" - $(CC) $(CPPFLAGS) $(i3_input_CFLAGS) $(CFLAGS) -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3_input_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -c -o $@ $< i3-input/i3-input: libi3.a $(i3_input_OBJECTS) echo "[i3-input] Link i3-input" - $(CC) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_input_LIBS) $(LIBS) + $(CC) $(I3_LDFLAGS) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_input_LIBS) $(LIBS) install-i3-input: i3-input/i3-input echo "[i3-input] Install" diff --git a/i3-msg/i3-msg.mk b/i3-msg/i3-msg.mk index cdd44987..b835185c 100644 --- a/i3-msg/i3-msg.mk +++ b/i3-msg/i3-msg.mk @@ -12,11 +12,11 @@ i3_msg_OBJECTS := $(i3_msg_SOURCES:.c=.o) i3-msg/%.o: i3-msg/%.c $(i3_msg_HEADERS) echo "[i3-msg] CC $<" - $(CC) $(CPPFLAGS) $(i3_msg_CFLAGS) $(CFLAGS) -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3_msg_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -c -o $@ $< i3-msg/i3-msg: libi3.a $(i3_msg_OBJECTS) echo "[i3-msg] Link i3-msg" - $(CC) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_msg_LIBS) $(LIBS) + $(CC) $(I3_LDFLAGS) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_msg_LIBS) $(LIBS) install-i3-msg: i3-msg/i3-msg echo "[i3-msg] Install" diff --git a/i3-nagbar/i3-nagbar.mk b/i3-nagbar/i3-nagbar.mk index 78f77d43..37c91a98 100644 --- a/i3-nagbar/i3-nagbar.mk +++ b/i3-nagbar/i3-nagbar.mk @@ -12,11 +12,11 @@ i3_nagbar_OBJECTS := $(i3_nagbar_SOURCES:.c=.o) i3-nagbar/%.o: i3-nagbar/%.c $(i3_nagbar_HEADERS) echo "[i3-nagbar] CC $<" - $(CC) $(CPPFLAGS) $(i3_nagbar_CFLAGS) $(CFLAGS) -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3_nagbar_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -c -o $@ $< i3-nagbar/i3-nagbar: libi3.a $(i3_nagbar_OBJECTS) echo "[i3-nagbar] Link i3-nagbar" - $(CC) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_nagbar_LIBS) $(LIBS) + $(CC) $(I3_LDFLAGS) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_nagbar_LIBS) $(LIBS) install-i3-nagbar: i3-nagbar/i3-nagbar echo "[i3-nagbar] Install" diff --git a/i3bar/i3bar.mk b/i3bar/i3bar.mk index 776961c9..988e598c 100644 --- a/i3bar/i3bar.mk +++ b/i3bar/i3bar.mk @@ -12,11 +12,11 @@ i3bar_OBJECTS := $(i3bar_SOURCES:.c=.o) i3bar/src/%.o: i3bar/src/%.c $(i3bar_HEADERS) echo "[i3bar] CC $<" - $(CC) $(CPPFLAGS) $(i3bar_CFLAGS) $(CFLAGS) -Ii3bar/include -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3bar_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -Ii3bar/include -c -o $@ $< i3bar/i3bar: libi3.a $(i3bar_OBJECTS) echo "[i3bar] Link i3bar" - $(CC) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3bar_LIBS) $(LIBS) + $(CC) $(I3_LDFLAGS) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3bar_LIBS) $(LIBS) install-i3bar: i3bar/i3bar echo "[i3bar] Install" diff --git a/libi3/libi3.mk b/libi3/libi3.mk index bf7b7643..6f6bf506 100644 --- a/libi3/libi3.mk +++ b/libi3/libi3.mk @@ -10,7 +10,7 @@ libi3_OBJECTS := $(libi3_SOURCES:.c=.o) libi3/%.o: libi3/%.c $(libi3_HEADERS) echo "[libi3] CC $<" - $(CC) $(CPPFLAGS) $(libi3_CFLAGS) $(CFLAGS) -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(libi3_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -c -o $@ $< libi3.a: $(libi3_OBJECTS) echo "[libi3] AR libi3.a" diff --git a/src/i3.mk b/src/i3.mk index 5f05b0cc..ce9f31dd 100644 --- a/src/i3.mk +++ b/src/i3.mk @@ -13,7 +13,7 @@ i3_OBJECTS := $(i3_SOURCES_GENERATED:.c=.o) $(i3_SOURCES:.c=.o) src/%.o: src/%.c $(i3_HEADERS) echo "[i3] CC $<" - $(CC) $(CPPFLAGS) $(i3_CFLAGS) $(CFLAGS) -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -c -o $@ $< src/cfgparse.yy.c: src/cfgparse.l src/cfgparse.tab.o $(i3_HEADERS) echo "[i3] LEX $<" @@ -28,8 +28,8 @@ src/cfgparse.tab.c: src/cfgparse.y $(i3_HEADERS) # and once as an object file for i3. src/commands_parser.o: src/commands_parser.c $(i3_HEADERS) i3-command-parser.stamp echo "[i3] CC $<" - $(CC) $(CPPFLAGS) $(i3_CFLAGS) $(CFLAGS) $(LDFLAGS) -DTEST_PARSER -o test.commands_parser $< $(i3_LIBS) $(LIBS) - $(CC) $(CPPFLAGS) $(i3_CFLAGS) $(CFLAGS) -c -o $@ $< + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3_CFLAGS) $(I3_CFLAGS) $(CFLAGS) $(I3_LDFLAGS) $(LDFLAGS) -DTEST_PARSER -o test.commands_parser $< $(i3_LIBS) $(LIBS) + $(CC) $(I3_CPPFLAGS) $(CPPFLAGS) $(i3_CFLAGS) $(I3_CFLAGS) $(CFLAGS) -c -o $@ $< i3-command-parser.stamp: generate-command-parser.pl parser-specs/commands.spec echo "[i3] Generating command parser" @@ -38,7 +38,7 @@ i3-command-parser.stamp: generate-command-parser.pl parser-specs/commands.spec i3: libi3.a $(i3_OBJECTS) echo "[i3] Link i3" - $(CC) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_LIBS) $(LIBS) + $(CC) $(I3_LDFLAGS) $(LDFLAGS) -o $@ $(filter-out libi3.a,$^) $(i3_LIBS) $(LIBS) install-i3: i3 echo "[i3] Install"