Make.Rules

#
## Optional prefixes:
#

# common 'packaging' directoty

FAKEROOT=$(DESTDIR)

# Autoconf-style prefixes are activated when $(prefix) is defined.
# Otherwise binaries and libraries are installed in /{lib,sbin}/,
# header files in /usr/include/ and documentation in /usr/man/man?/.
# These choices are motivated by the fact that getcap and setcap are
# administrative operations that could be needed to recover a system.

ifndef lib
lib=$(shell ldd /usr/bin/ld|egrep "ld-linux|ld.so"|cut -d/ -f2)
endif

ifdef prefix
exec_prefix=$(prefix)
lib_prefix=$(exec_prefix)
inc_prefix=$(lib_prefix)
man_prefix=$(prefix)/share
else
prefix=/usr
exec_prefix=
lib_prefix=$(exec_prefix)
inc_prefix=$(prefix)
man_prefix=$(prefix)/share
endif

# Target directories

MANDIR=$(man_prefix)/man
SBINDIR=$(exec_prefix)/sbin
INCDIR=$(inc_prefix)/include
LIBDIR=$(lib_prefix)/$(lib)
PKGCONFIGDIR=$(prefix)/$(lib)/pkgconfig
GOPKGDIR=$(prefix)/share/gocode/src

# common defines for libcap
LIBTITLE=libcap
VERSION=2
MINOR=28
#

# Compilation specifics

KERNEL_HEADERS := $(topdir)/libcap/include/uapi
IPATH += -fPIC -I$(KERNEL_HEADERS) -I$(topdir)/libcap/include

CC := gcc
CFLAGS := -O2 -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
BUILD_CC := $(CC)
BUILD_CFLAGS := $(CFLAGS) $(IPATH)
AR := ar
RANLIB := ranlib
DEBUG = -g #-DDEBUG
WARNINGS=-Wall -Wwrite-strings \
        -Wpointer-arith -Wcast-qual -Wcast-align \
        -Wstrict-prototypes -Wmissing-prototypes \
        -Wnested-externs -Winline -Wshadow
LD=$(CC) -Wl,-x -shared
LDFLAGS := #-g
LIBCAPLIB := -L$(topdir)/libcap -lcap
LIBPSXLIB := -L$(topdir)/libcap -lpsx -lpthread

BUILD_GPERF := $(shell which gperf >/dev/null 2>/dev/null && echo yes)

SYSTEM_HEADERS = /usr/include
INCS=$(topdir)/libcap/include/sys/capability.h
LDFLAGS += -L$(topdir)/libcap
CFLAGS += -Dlinux $(WARNINGS) $(DEBUG)
PAM_CAP := $(shell if [ -f /usr/include/security/pam_modules.h ]; then echo yes ; else echo no ; fi)
INDENT := $(shell if [ -n "$$(which indent 2>/dev/null)" ]; then echo "| indent -kr" ; fi)
DYNAMIC := $(shell if [ ! -d "$(topdir)/.git" ]; then echo yes; fi)

GOLANG := $(shell if [ -n "$(shell go version 2>/dev/null)" ]; then echo yes ; else echo no ; fi)
ifeq ($(GOLANG),yes)
GOROOT := $(shell go env GOROOT)
GOCGO := $(shell if [ "$(shell go env CGO_ENABLED)" = 1 ]; then echo yes ; else echo no ; fi)
GOOSARCH := $(shell go env GOHOSTOS)_$(shell go env GOHOSTARCH)
CGO_CFLAGS := -I$(topdir)/libcap/include
CGO_LDFLAGS := -L$(topdir)/libcap
CGO_LDFLAGS_ALLOW := -Wl,-wrap,.+
CGO_REQUIRED=$(shell $(topdir)/go/cgo-required.sh)
endif

# When installing setcap, set its inheritable bit to be able to place
# capabilities on files. It can be used in conjunction with pam_cap
# (associated with su and certain users say) to make it useful for
# specially blessed users. If you wish to drop this install feature,
# use this command when running install
#
#    make RAISE_SETFCAP=no install
#
RAISE_SETFCAP := yes

# Global cleanup stuff

LOCALCLEAN=rm -f *~ core
DISTCLEAN=@find . \( -name '*.orig' -o -name '*.rej' \) | xargs rm -f