/[baselayout]/trunk/src/Makefile
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Revision 2561 - (show annotations) (download)
Sun Apr 8 17:39:59 2007 UTC (7 years, 3 months ago) by uberlord
File size: 5640 byte(s)
Only use some gcc flags if gcc actually supports them.
1 # Copyright 1999-2007 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
3
4 CC ?= gcc
5
6 CFLAGS ?= -Wall -O2 -pipe
7
8 # Saying that, this function only works with GNU Make :/
9 check_gcc=$(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
10 then echo "$(1)"; else echo "$(2)"; fi)
11
12 # Luckily we can do this more long winded thing with pmake used by the BSDs
13 # FIXME: Look into making this into a loop
14 WAFTST != if $(CC) -Wextra -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
15 then echo "-Wdeclaration-after-statement"; fi
16 WSEQ != if $(CC) -Wextra -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
17 then echo "-Wsequence-point"; fi
18 WEXTRA != if $(CC) -Wextra -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
19 then echo "-Wextra"; fi
20
21 # Loads of nice flags to ensure our code is good
22 CFLAGS += -pedantic -std=c99 \
23 -Wall -Wunused -Wimplicit -Wshadow -Wformat=2 \
24 -Wmissing-declarations -Wno-missing-prototypes -Wwrite-strings \
25 -Wbad-function-cast -Wnested-externs -Wcomment -Winline \
26 -Wchar-subscripts -Wcast-align -Wno-format-nonliteral \
27 $(call check_gcc, -Wdeclaration-after-statement) \
28 $(call check_gcc, -Wsequence-point) \
29 $(call check_gcc, -Wextra) $(WAFTST) $(WSEQ) $(WEXTRA)
30
31 # For debugging. -Werror is pointless due to ISO C issues with dlsym
32 #CFLAGS += -ggdb
33
34 DESTDIR =
35 LIB = lib
36
37 LIBEINFOSOVER = 0
38 LIBEINFOSO = libeinfo.so.$(LIBRCSOVER)
39 LIBEINFOOBJS= libeinfo.o
40
41 LIBRCSOVER = 0
42 LIBRCSO = librc.so.$(LIBRCSOVER)
43 LIBRCOBJS= librc.o librc-depend.o librc-daemon.o librc-misc.o librc-strlist.o
44
45 LIB_TARGETS = $(LIBEINFOSO) $(LIBRCSO)
46 BIN_TARGETS = rc-status
47 SBIN_TARGETS = env-update rc rc-update runscript start-stop-daemon
48 PRIV_BIN_TARGETS = fstabinfo mountinfo rc-depend
49 SYS_WHITELIST = env_whitelist
50
51 TARGET = $(LIB_TARGETS) $(BIN_TARGETS) $(SBIN_TARGETS) $(PRIV_BIN_TARGETS)
52
53 RCLINKS = einfon einfo ewarnn ewarn eerrorn eerror ebegin eend ewend \
54 eindent eoutdent eflush color_terminal \
55 veinfo vewarn vebegin veend vewend veindent veoutdent \
56 service_starting service_inactive service_started \
57 service_stopping service_stopped \
58 service_inactive service_wasinactive \
59 service_coldplugged \
60 mark_service_starting mark_service_inactive mark_service_started \
61 mark_service_stopping mark_service_stopped \
62 mark_service_inactive mark_service_wasinactive \
63 mark_service_coldplugged \
64 get_options save_options \
65 is_runlevel_start is_runlevel_stop service_started_daemon
66
67 # Quick hack to make my life easier on BSD and Linux
68 ifeq ($(OS),)
69 OS=$(shell uname -s)
70 ifneq ($(OS),Linux)
71 OS=BSD
72 endif
73 endif
74
75 ifeq ($(OS),Linux)
76 LDLIBS_RC = -ldl
77 LDLIBS_RS = -ldl
78 # Shouldn't need this, but it's the easiest workaround for silly
79 # Linux headers that don't work with -std=c99
80 override CFLAGS += -D_GNU_SOURCE
81 endif
82 ifeq ($(OS),BSD)
83 override LDLIBS += -lkvm
84 endif
85
86 HAVE_PAM =
87 ifdef HAVE_PAM
88 CFLAGS_SSD = -DHAVE_PAM
89 LDLIBS_SSD = -lpam
90 endif
91
92 # We also define _BSD_SOURCE so both Linux and the BSDs get a few
93 # handy functions which makes our lives a lot easier
94 override CFLAGS += -DLIB=\"$(LIB)\"
95
96 # IMPORTANT!!!
97 # Remove this when releasing as it's a security risk
98 # However, this does save us using libtool when we're testing
99 # NOTE: The toplevel Makefile for baselayout will automatically
100 # disable then when doing `make dist`
101 ##override LDFLAGS += -Wl,-rpath .
102
103 all: $(TARGET)
104
105 $(LIBEINFOOBJS): CFLAGS += -fPIC
106 $(LIBEINFOSO): LDLIBS =
107 $(LIBEINFOSO): $(LIBEINFOOBJS)
108 $(CC) -fPIC -shared -Wl,-soname,$(LIBEINFOSO) -o $(LIBEINFOSO) $(LIBEINFOOBJS)
109 ln -sf $(LIBEINFOSO) libeinfo.so
110
111 $(LIBRCOBJS): CFLAGS += -fPIC
112 $(LIBRCSO): $(LIBRCOBJS)
113 $(CC) -fPIC -shared -Wl,-soname,$(LIBRCSO) -o $(LIBRCSO) $(LIBRCOBJS)
114 ln -sf $(LIBRCSO) librc.so
115
116 splash: CFLAGS += -fPIC
117 splash: splash.o
118 $(CC) -fPIC -shared -Wl,-soname,splash.so -o splash.so splash.o
119
120 env-update: $(LIBEINFOSO) $(LIBRCSO) env-update.o
121
122 fstabinfo: $(LIBEINFOSO) fstabinfo.o
123
124 mountinfo: $(LIBEINFOSO) $(LIBRCSO) mountinfo.o
125
126 rc-depend: $(LIBEINFOSO) $(LIBRCSO) rc-depend.o
127
128 rc-status: $(LIBEINFOSO) $(LIBRCSO) rc-status.o
129
130 rc-update: $(LIBEINFOSO) $(LIBRCSO) rc-update.o
131
132 rc: LDLIBS += $(LDLIBS_RC)
133 rc: $(LIBEINFOSO) $(LIBRCSO) rc-plugin.o rc.o
134
135 runscript: LDLIBS += $(LDLIBS_RS)
136 runscript: $(LIBEINFOSO) $(LIBRCSO) rc-plugin.o runscript.o
137
138 start-stop-daemon: CFLAGS += $(CFLAGS_SSD)
139 start-stop-daemon: LDLIBS += $(LDLIBS_SSD)
140 start-stop-daemon: $(LIBEINFOSO) $(LIBRCSO) start-stop-daemon.o
141
142 links: rc
143 for x in $(RCLINKS) $(RCPRIVLINKS); do ln -sf rc $$x; done
144
145 install: $(TARGET)
146 install -m 0755 -d $(DESTDIR)/$(LIB)
147 install -m 0755 $(LIB_TARGETS) $(DESTDIR)/$(LIB)
148 ln -sf $(LIBEINFOSO) $(DESTDIR)/$(LIB)/libeinfo.so
149 ln -sf $(LIBRCSO) $(DESTDIR)/$(LIB)/librc.so
150 install -m 0755 -d $(DESTDIR)/usr/include
151 install -m 0644 einfo.h rc.h $(DESTDIR)/usr/include
152 install -m 0755 -d $(DESTDIR)/bin
153 install -m 0755 $(BIN_TARGETS) $(DESTDIR)/bin
154 install -m 0755 -d $(DESTDIR)/sbin
155 install -m 0755 $(SBIN_TARGETS) $(DESTDIR)/sbin
156 install -m 0755 -d $(DESTDIR)/$(LIB)/rcscripts/conf.d
157 install -m 0644 $(SYS_WHITELIST) $(DESTDIR)/$(LIB)/rcscripts/conf.d
158 install -m 0755 -d $(DESTDIR)/$(LIB)/rcscripts/bin
159 install -m 0755 $(PRIV_BIN_TARGETS) $(DESTDIR)/$(LIB)/rcscripts/bin
160 for x in $(RCLINKS); do ln -sf $(DESTDIR)/sbin/rc $(DESTDIR)/$(LIB)/rcscripts/bin/$$x; done
161 if test "$(HAVE_PAM)" != "" ; then \
162 install -m 0755 -d $(DESTDIR)/etc/pam.d ; \
163 install -m 0644 start-stop-daemon.pam $(DESTDIR)/etc/pam.d/start-stop-daemon ; \
164 fi
165
166 clean:
167 rm -f $(TARGET) $(RCLINKS) $(RCPRIVLINKS)
168 rm -f *.o *~ *.core *.so

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