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authorRoy Marples <roy@marples.name>2007-09-06 13:00:03 +0000
committerRoy Marples <roy@marples.name>2007-09-06 13:00:03 +0000
commitba4b5d5b7fab28557e0dda9b5a2191d110118857 (patch)
tree733647e353bc56650e4607081d8f9fa15596ca48 /src
parentd095d4d8f508276e924e433c8fa7f6ec02e0a92b (diff)
Makefile in src now supports pmake as used on the BSDs.
Diffstat (limited to 'src')
-rw-r--r--src/Makefile103
-rw-r--r--src/Makefile.BSD1
-rw-r--r--src/Makefile.Linux3
-rw-r--r--src/Makefile.pam2
4 files changed, 59 insertions, 50 deletions
diff --git a/src/Makefile b/src/Makefile
index 6c52c878..03b42971 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,13 +1,30 @@
# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
-CC ?= gcc
+# We should strive to keep this Makefile working with the default make
+# shipped with the OS's we support. Mainly because I'm lazy and just want
+# to type make instead of gmake, but also so that other distros can pick
+# it up and not rely on GNU Make.
+
+# NOTE:- FreeBSD and DragonFly have no way of optionally including files
+# that works with GNU make and vice versa. NetBSD and OpenBSD makes do.
+# You can get a patch from
+# http://www.freebsd.org/cgi/query-pr.cgi?pr=standards/116081
+# to fix this. We include this patch with Gentoo/FreeBSD :)
-CFLAGS ?= -Wall -O2 -pipe
+CC ?= gcc
+CFLAGS += -O2 -pipe
+# GNU Make way of detecting gcc flags we can use
check_gcc=$(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
then echo "$(1)"; else echo "$(2)"; fi)
+# pmake check for extra cflags
+WEXTRA != for x in -Wdeclaration-after-statement -Wsequence-point -Wextra; do \
+ if $(CC) -Wdeclaration-after-statement -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
+ then echo -n "$$x "; fi \
+ done
+
# Loads of nice flags to ensure our code is good
CFLAGS += -pedantic -std=c99 \
-Wall -Wunused -Wimplicit -Wshadow -Wformat=2 \
@@ -16,7 +33,7 @@ CFLAGS += -pedantic -std=c99 \
-Wchar-subscripts -Wcast-align -Wno-format-nonliteral \
$(call check_gcc, -Wdeclaration-after-statement) \
$(call check_gcc, -Wsequence-point) \
- $(call check_gcc, -Wextra)
+ $(call check_gcc, -Wextra) $(WEXTRA)
# For debugging. -Werror is pointless due to ISO C issues with dlsym
#CFLAGS += -ggdb
@@ -24,6 +41,16 @@ CFLAGS += -pedantic -std=c99 \
DESTDIR =
LIB = lib
+# Set PAM = pam for pam support
+PAM =
+
+# Load an optional OS Makefile
+_OS_SH = u=`uname -s`; case "$${u}" in *BSD|DragonFly) echo "BSD";; *) echo "$${u}";; esac
+_OS != $(_OS_SH)
+OS ?= $(_OS)$(shell $(_OS_SH))
+-include Makefile.$(OS)
+-include Makefile.$(PAM)
+
LIBEINFOSOVER = 0
LIBEINFOSO = libeinfo.so.$(LIBRCSOVER)
LIBEINFOOBJS= libeinfo.o
@@ -34,7 +61,7 @@ LIBRCOBJS = librc.o librc-depend.o librc-daemon.o librc-misc.o librc-strlist.o
RCOBJS = env-update.o fstabinfo.o mountinfo.o \
rc-depend.o rc-plugin.o rc-status.o rc-update.o runscript.o \
- start-stop-daemon.o
+ start-stop-daemon.o rc.o
LIB_TARGETS = $(LIBEINFOSO) $(LIBRCSO)
SBIN_TARGETS = rc
@@ -59,60 +86,35 @@ RCLINKS = einfon einfo ewarnn ewarn eerrorn eerror ebegin eend ewend \
BINLINKS = rc-status
SBINLINKS = env-update rc-update runscript start-stop-daemon
-# Quick hack to make my life easier on BSD and Linux
-ifeq ($(OS),)
-OS=$(shell uname -s)
-ifneq ($(OS),Linux)
-OS=BSD
-endif
-endif
-
-ifeq ($(OS),Linux)
-LDLIBS_RC = -ldl
-LDLIBS_RS = -ldl
-# Shouldn't need this, but it's the easiest workaround for silly
-# Linux headers that don't work with -std=c99
-override CPPFLAGS += -D_GNU_SOURCE
-endif
-ifeq ($(OS),BSD)
-LDLIBS_LIBRC = -lkvm
-endif
-
-HAVE_PAM =
-ifdef HAVE_PAM
-CPPFLAGS_SSD = -DHAVE_PAM
-LDLIBS_SSD += -lpam
-endif
-
# We also define _BSD_SOURCE so both Linux and the BSDs get a few
# handy functions which makes our lives a lot easier
-override CPPFLAGS += -DLIB=\"$(LIB)\"
+CPPFLAGS += -DLIB=\"$(LIB)\"
# IMPORTANT!!!
-# Remove this when releasing as it's a security risk
-# However, this does save us using libtool when we're testing
-# NOTE: The toplevel Makefile for baselayout will automatically
-# disable then when doing `make dist`
-ifneq ($(wildcard .svn),)
-override LDFLAGS += -Wl,-rpath .
-endif
-
-all: $(TARGET)
-
-$(LIBEINFOOBJS): override CFLAGS += -fPIC
-$(LIBEINFOSO): LDLIBS =
+# Ensure that we don't ship with a .svn directory to avoid RPATH security
+# issues. However, this does ease development a little
+_SVN_LDFLAGS_SH = if test -d .svn; then echo "-Wl,-rpath ."; else echo ""; fi
+_SVN_LDFLAGS != $(_SVN_LDFLAGS_SH)
+LDFLAGS += $(_SVN_LDFLAGS)$(shell $(_SVN_LDFLAGS_SH))
+
+all: .depend $(TARGET)
+
+$(LIBEINFOOBJS):
+ $(CC) $(CPPFLAGS) $(CFLAGS) -fPIC -c $<
$(LIBEINFOSO): $(LIBEINFOOBJS)
- $(CC) -fPIC -shared -Wl,-soname,$(LIBEINFOSO) -o $(LIBEINFOSO) $(LIBEINFOOBJS)
+ $(CC) $(LDFLAGS) -fPIC -shared -Wl,-soname,$(LIBEINFOSO) -o $(LIBEINFOSO) $(LIBEINFOOBJS)
ln -sf $(LIBEINFOSO) libeinfo.so
-$(LIBRCOBJS): override CFLAGS += -fPIC
+$(LIBRCOBJS):
+ $(CC) $(CPPFLAGS) $(CFLAGS) -fPIC -c $<
$(LIBRCSO): $(LIBRCOBJS)
- $(CC) -fPIC -shared -Wl,-soname,$(LIBRCSO) -o $(LIBRCSO) $(LDLIBS_LIBRC) $(LIBRCOBJS)
+ $(CC) $(LDFLAGS) -fPIC -shared -Wl,-soname,$(LIBRCSO) -o $(LIBRCSO) $(LDLIBS_LIBRC) $(LIBRCOBJS)
ln -sf $(LIBRCSO) librc.so
-rc: override CPPFLAGS += $(CPPFLAGS_SSD)
-rc: override LDLIBS += $(LDLIBS_RC) $(LDLIBS_RS) $(LDLIBS_SSD)
-rc: $(LIBEINFOSO) $(LIBRCSO) $(RCOBJS) rc.o
+$(RCOBJS):
+ $(CC) $(CPPFLAGS) $(CPPFLAGS_SSD) $(CFLAGS) -c $<
+rc: $(LIBEINFOSO) $(LIBRCSO) $(RCOBJS)
+ $(CC) $(LDFLAGS) -o rc $(RCOBJS) $(LIBRCSO) $(LIBEINFOSO) $(LDLIBS_SSD) $(LDLIBS_RC)
links: rc
for x in $(BINLINKS) $(SBINLINKS) $(RCLINKS) $(RCPRIVLINKS); do ln -sf rc $$x; done
@@ -134,7 +136,7 @@ install: $(TARGET)
for x in $(BINLINKS); do ln -sf ../sbin/rc $(DESTDIR)/bin/$$x; done
for x in $(SBINLINKS); do ln -sf rc $(DESTDIR)/sbin/$$x; done
for x in $(RCLINKS); do ln -sf ../../../sbin/rc $(DESTDIR)/$(LIB)/rcscripts/bin/$$x; done
- if test "$(HAVE_PAM)" != "" ; then \
+ if test "$(PAM)" != "pam" ; then \
install -m 0755 -d $(DESTDIR)/etc/pam.d ; \
install -m 0644 start-stop-daemon.pam $(DESTDIR)/etc/pam.d/start-stop-daemon ; \
fi
@@ -144,7 +146,8 @@ clean:
rm -f *.o *~ *.core *.so .depend
-include .depend
-.depend: $(wildcard *.c *.h)
+_DEPS != ls *.c *.h
+.depend: $(_DEPS)$(wildcard *.c *.h)
$(CC) $(CPPFLAGS) -MM *.c > .depend
.PHONY: all clean install links
diff --git a/src/Makefile.BSD b/src/Makefile.BSD
new file mode 100644
index 00000000..88f70225
--- /dev/null
+++ b/src/Makefile.BSD
@@ -0,0 +1 @@
+LDLIBS_LIBRC = -lkvm
diff --git a/src/Makefile.Linux b/src/Makefile.Linux
new file mode 100644
index 00000000..691e8964
--- /dev/null
+++ b/src/Makefile.Linux
@@ -0,0 +1,3 @@
+LDLIBS_RC = -ldl
+LDLIBS_RS = -ldl
+CPPFLAGS += -D_GNU_SOURCE
diff --git a/src/Makefile.pam b/src/Makefile.pam
new file mode 100644
index 00000000..b4ba0194
--- /dev/null
+++ b/src/Makefile.pam
@@ -0,0 +1,2 @@
+CPPFLAGS_SSD = -DHAVE_PAM
+LDLIBS_SSD = -lpam