Merge branch 'master' into next

[i3/i3] / common.mk

diff --git a/common.mk b/common.mk
index 492980497b27de3fefb4e5cffdc5f7b6749809e0..b8ceea3bfc65475a72f9152db1c5c09e72999576 100644 (file)
--- a/common.mk
+++ b/common.mk
@@ -1,16 +1,30 @@
 UNAME=$(shell uname)
 DEBUG=1
+COVERAGE=0
 INSTALL=install
-PREFIX=/usr
-ifeq ($(PREFIX),/usr)
-SYSCONFDIR=/etc
-else
-SYSCONFDIR=$(PREFIX)/etc
+ifndef PREFIX
+  PREFIX=/usr
+endif
+ifndef SYSCONFDIR
+  ifeq ($(PREFIX),/usr)
+    SYSCONFDIR=/etc
+  else
+    SYSCONFDIR=$(PREFIX)/etc
+  endif
 endif
 # The escaping is absurd, but we need to escape for shell, sed, make, define
-GIT_VERSION:="$(shell git describe --tags --always) ($(shell git log --pretty=format:%cd --date=short -n1), branch $(shell [ -f .git/HEAD ] && sed 's/ref: refs\/heads\/\(.*\)/\\\\\\"\1\\\\\\"/g' .git/HEAD || echo 'unknown'))"
+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)
 
+ifeq ($(shell which pkg-config 2>/dev/null 1>/dev/null || echo 1),1)
+$(error "pkg-config was not found")
+endif
+
+# An easier way to get CFLAGS and LDFLAGS falling back in case there's
+# no pkg-config support for certain libraries
+cflags_for_lib = $(shell pkg-config --silence-errors --cflags $(1))
+ldflags_for_lib = $(shell pkg-config --exists $(1) && pkg-config --libs $(1) || echo -l$(2))
+
 CFLAGS += -std=c99
 CFLAGS += -pipe
 CFLAGS += -Wall
@@ -18,24 +32,55 @@ CFLAGS += -Wall
 # We don’t want unused-parameter because of the use of many callbacks
 CFLAGS += -Wunused-value
 CFLAGS += -Iinclude
-CFLAGS += -I/usr/local/include
-CFLAGS += -DI3_VERSION=\"${GIT_VERSION}\"
-CFLAGS += -DSYSCONFDIR=\"${SYSCONFDIR}\"
-
-LDFLAGS += -lm
-LDFLAGS += -lxcb-event
-LDFLAGS += -lxcb-property
-LDFLAGS += -lxcb-keysyms
-LDFLAGS += -lxcb-atom
-LDFLAGS += -lxcb-aux
-LDFLAGS += -lxcb-icccm
-LDFLAGS += -lxcb-xinerama
-LDFLAGS += -lxcb-randr
-LDFLAGS += -lxcb
-LDFLAGS += -lyajl
-LDFLAGS += -lX11
-LDFLAGS += -lev
-LDFLAGS += -L/usr/local/lib -L/usr/pkg/lib
+CFLAGS += $(call cflags_for_lib, xcb-keysyms)
+ifeq ($(shell pkg-config --exists xcb-util || echo 1),1)
+CPPFLAGS += -DXCB_COMPAT
+CFLAGS += $(call cflags_for_lib, xcb-atom)
+CFLAGS += $(call cflags_for_lib, xcb-aux)
+else
+CFLAGS += $(call cflags_for_lib, xcb-util)
+endif
+CFLAGS += $(call cflags_for_lib, xcb-icccm)
+CFLAGS += $(call cflags_for_lib, xcb-xinerama)
+CFLAGS += $(call cflags_for_lib, xcb-randr)
+CFLAGS += $(call cflags_for_lib, xcb)
+CFLAGS += $(call cflags_for_lib, xcursor)
+CFLAGS += $(call cflags_for_lib, x11)
+CFLAGS += $(call cflags_for_lib, yajl)
+CFLAGS += $(call cflags_for_lib, libev)
+CFLAGS += $(call cflags_for_lib, libpcre)
+CPPFLAGS += -DI3_VERSION=\"${GIT_VERSION}\"
+CPPFLAGS += -DSYSCONFDIR=\"${SYSCONFDIR}\"
+CPPFLAGS += -DTERM_EMU=\"$(TERM_EMU)\"
+
+ifeq ($(shell pkg-config --atleast-version=8.10 libpcre && echo 1),1)
+CPPFLAGS += -DPCRE_HAS_UCP=1
+endif
+
+LIBS += -lm
+LIBS += $(call ldflags_for_lib, xcb-event, xcb-event)
+LIBS += $(call ldflags_for_lib, xcb-keysyms, xcb-keysyms)
+ifeq ($(shell pkg-config --exists xcb-util || echo 1),1)
+LIBS += $(call ldflags_for_lib, xcb-atom, xcb-atom)
+LIBS += $(call ldflags_for_lib, xcb-aux, xcb-aux)
+else
+LIBS += $(call ldflags_for_lib, xcb-util)
+endif
+LIBS += $(call ldflags_for_lib, xcb-icccm, xcb-icccm)
+LIBS += $(call ldflags_for_lib, xcb-xinerama, xcb-xinerama)
+LIBS += $(call ldflags_for_lib, xcb-randr, xcb-randr)
+LIBS += $(call ldflags_for_lib, xcb, xcb)
+LIBS += $(call ldflags_for_lib, xcursor, Xcursor)
+LIBS += $(call ldflags_for_lib, x11, X11)
+LIBS += $(call ldflags_for_lib, yajl, yajl)
+LIBS += $(call ldflags_for_lib, libev, ev)
+LIBS += $(call ldflags_for_lib, libpcre, pcre)
+
+# Please test if -Wl,--as-needed works on your platform and send me a patch.
+# it is known not to work on Darwin (Mac OS X)
+ifneq (,$(filter Linux GNU GNU/%, $(UNAME)))
+LDFLAGS += -Wl,--as-needed
+endif
 
 ifeq ($(UNAME),NetBSD)
 # We need -idirafter instead of -I to prefer the system’s iconv over GNU libiconv
@@ -45,16 +90,24 @@ endif
 
 ifeq ($(UNAME),OpenBSD)
 CFLAGS += -I${X11BASE}/include
-LDFLAGS += -liconv
+LIBS += -liconv
 LDFLAGS += -L${X11BASE}/lib
 endif
 
 ifeq ($(UNAME),FreeBSD)
-LDFLAGS += -liconv
+LIBS += -liconv
 endif
 
+ifeq ($(UNAME),Darwin)
+LIBS += -liconv
+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)))
-CFLAGS += -D_GNU_SOURCE
+CPPFLAGS += -D_GNU_SOURCE
 endif
 
 ifeq ($(DEBUG),1)
@@ -66,6 +119,11 @@ CFLAGS += -O2
 CFLAGS += -freorder-blocks-and-partition
 endif
 
+ifeq ($(COVERAGE),1)
+CFLAGS += -fprofile-arcs -ftest-coverage
+LIBS += -lgcov
+endif
+
 # Don’t print command lines which are run
 .SILENT: