14 SYSCONFDIR=$(PREFIX)/etc
17 # The escaping is absurd, but we need to escape for shell, sed, make, define
18 GIT_VERSION:="$(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' $(TOPDIR)/.git/HEAD || echo 'unknown'))"
19 VERSION:=$(shell git describe --tags --abbrev=0)
24 # Default CFLAGS that users should be able to override
26 # Extended debugging flags, macros shall be available in gcc
27 CFLAGS ?= -pipe -gdwarf-2 -g3
29 CFLAGS ?= -pipe -O2 -freorder-blocks-and-partition
32 # Default LDFLAGS that users should be able to override
33 LDFLAGS ?= $(as_needed_LDFLAG)
35 # Common CFLAGS for all i3 related binaries
38 # unused-function, unused-label, unused-variable are turned on by -Wall
39 # We don’t want unused-parameter because of the use of many callbacks
40 I3_CFLAGS += -Wunused-value
41 I3_CFLAGS += -Iinclude
43 I3_CPPFLAGS = -DI3_VERSION=\"${GIT_VERSION}\"
44 I3_CPPFLAGS += -DSYSCONFDIR=\"${SYSCONFDIR}\"
49 ifeq ($(shell which pkg-config 2>/dev/null 1>/dev/null || echo 1),1)
50 $(error "pkg-config was not found")
53 # An easier way to get CFLAGS and LDFLAGS falling back in case there's
54 # no pkg-config support for certain libraries.
56 # NOTE that you must not use a blank after comma when calling this:
57 # $(call ldflags_for_lib name, fallback) # bad
58 # $(call ldflags_for_lib name,fallback) # good
59 # Otherwise, the compiler will get -l foo instead of -lfoo
61 # We redirect stderr to /dev/null because pkg-config prints an error if support
62 # for gnome-config was enabled but gnome-config is not actually installed.
63 cflags_for_lib = $(shell pkg-config --silence-errors --cflags $(1) 2>/dev/null)
64 ldflags_for_lib = $(shell pkg-config --exists 2>/dev/null $(1) && pkg-config --libs $(1) 2>/dev/null || echo -l$(2))
67 XCB_CFLAGS := $(call cflags_for_lib, xcb)
68 XCB_CFLAGS += $(call cflags_for_lib, xcb-event)
69 XCB_LIBS := $(call ldflags_for_lib, xcb,xcb)
70 XCB_LIBS += $(call ldflags_for_lib, xcb-event,xcb-event)
71 ifeq ($(shell pkg-config --exists xcb-util 2>/dev/null || echo 1),1)
72 XCB_CFLAGS += $(call cflags_for_lib, xcb-atom)
73 XCB_CFLAGS += $(call cflags_for_lib, xcb-aux)
74 XCB_LIBS += $(call ldflags_for_lib, xcb-atom,xcb-atom)
75 XCB_LIBS += $(call ldflags_for_lib, xcb-aux,xcb-aux)
77 XCB_CFLAGS += $(call cflags_for_lib, xcb-util)
78 XCB_LIBS += $(call ldflags_for_lib, xcb-util)
82 XCB_KBD_CFLAGS := $(call cflags_for_lib, xcb-keysyms)
83 XCB_KBD_LIBS := $(call ldflags_for_lib, xcb-keysyms,xcb-keysyms)
86 XCB_WM_CFLAGS := $(call cflags_for_lib, xcb-icccm)
87 XCB_WM_CFLAGS += $(call cflags_for_lib, xcb-xinerama)
88 XCB_WM_CFLAGS += $(call cflags_for_lib, xcb-randr)
89 XCB_WM_LIBS := $(call ldflags_for_lib, xcb-icccm,xcb-icccm)
90 XCB_WM_LIBS += $(call ldflags_for_lib, xcb-xinerama,xcb-xinerama)
91 XCB_WM_LIBS += $(call ldflags_for_lib, xcb-randr,xcb-randr)
94 X11_CFLAGS := $(call cflags_for_lib, x11)
95 X11_LIBS := $(call ldflags_for_lib, x11,X11)
98 XCURSOR_CFLAGS := $(call cflags_for_lib, xcursor)
99 XCURSOR_LIBS := $(call ldflags_for_lib, xcursor,Xcursor)
102 YAJL_CFLAGS := $(call cflags_for_lib, yajl)
103 # Fallback for libyajl 1 which did not include yajl_version.h. We need
104 # YAJL_MAJOR from that file to decide which code path should be used.
105 YAJL_CFLAGS += -idirafter $(TOPDIR)/yajl-fallback
106 YAJL_LIBS := $(call ldflags_for_lib, yajl,yajl)
109 LIBEV_CFLAGS := $(call cflags_for_lib, libev)
110 LIBEV_LIBS := $(call ldflags_for_lib, libev,ev)
113 PCRE_CFLAGS := $(call cflags_for_lib, libpcre)
114 ifeq ($(shell pkg-config --atleast-version=8.10 libpcre 2>/dev/null && echo 1),1)
115 I3_CPPFLAGS += -DPCRE_HAS_UCP=1
117 PCRE_LIBS := $(call ldflags_for_lib, libpcre,pcre)
119 # startup-notification
120 LIBSN_CFLAGS := $(call cflags_for_lib, libstartup-notification-1.0)
121 LIBSN_LIBS := $(call ldflags_for_lib, libstartup-notification-1.0,startup-notification-1)
124 LIBS = -L$(TOPDIR) -li3
126 ## Platform-specific flags
128 # Please test if -Wl,--as-needed works on your platform and send me a patch.
129 # it is known not to work on Darwin (Mac OS X)
130 ifneq (,$(filter Linux GNU GNU/%, $(UNAME)))
131 as_needed_LDFLAG = -Wl,--as-needed
134 ifeq ($(UNAME),NetBSD)
135 # We need -idirafter instead of -I to prefer the system’s iconv over GNU libiconv
136 I3_CFLAGS += -idirafter /usr/pkg/include
137 I3_LDFLAGS += -Wl,-rpath,/usr/local/lib -Wl,-rpath,/usr/pkg/lib
140 ifeq ($(UNAME),OpenBSD)
141 I3_CFLAGS += -I${X11BASE}/include
143 I3_LDFLAGS += -L${X11BASE}/lib
146 ifeq ($(UNAME),FreeBSD)
150 ifeq ($(UNAME),Darwin)
153 # Darwin (Mac OS X) doesn’t have librt
157 ifneq (,$(filter Linux GNU GNU/%, $(UNAME)))
158 I3_CPPFLAGS += -D_GNU_SOURCE
163 I3_CFLAGS += -fprofile-arcs -ftest-coverage
169 # Don’t print command lines which are run
173 V_ASCIIDOC = echo ASCIIDOC $@;
177 # Always remake the following targets
178 .PHONY: install clean dist distclean