Makefile

   1 # where to install
   2 prefix := /usr/local
   3 libdir := $(prefix)/lib
   4 includedir := $(prefix)/include
   5 bindir := $(prefix)/bin
   6 mandir := $(prefix)/man/man1
   7
   8 objects := osl.o util.o rbtree.o sha1.o
   9 fsck_objects := fsck.fsck.o osl.fsck.o util.fsck.o rbtree.fsck.o sha1.fsck.o fsck.cmdline.o
  10 headers := osl.h
  11 executables := oslfsck
  12 man_pages := oslfsck.1
  13
  14 INSTALL := install
  15 CC := gcc
  16 MKDIR := mkdir -p
  17 RM := rm -f
  18 LN := ln
  19
  20 # libosl's versioning consists of three numbers. Let's call them x, y and z.
  21 # The way x, y and z are interpreted depends on the OS.
  22 x := 0
  23 y := 1
  24 z := 0
  25 VERSION := $(x).$(y).$(z)
  26
  27 # common flags
  28 CFLAGS += -Wno-sign-compare -g -Wunused -Wundef -W
  29 CFLAGS += -Wredundant-decls
  30 CFLAGS += -Os
  31 CFLAGS += -Wall
  32 CFLAGS += -Wuninitialized
  33 CFLAGS += -Wchar-subscripts
  34 CFLAGS += -Wformat-security
  35 CFLAGS += -Werror-implicit-function-declaration
  36 CFLAGS += -Wmissing-format-attribute
  37 CFLAGS += -Wunused-macros
  38 CFLAGS += -Wbad-function-cast
  39
  40 # cflags used only for building library objects
  41 LIBCFLAGS += -fPIC
  42 LIBCFLAGS += -fvisibility=hidden
  43
  44 uname_s := $(shell uname -s 2>/dev/null || echo "UNKNOWN_OS")
  45 uname_rs := $(shell uname -rs)
  46
  47 libname := osl
  48
  49 ifeq ($(uname_s),Linux)
  50         format := elf
  51         LDFLAGS += -Wl,-soname,$(soname)
  52         # disallow undefined symbols
  53         LDFLAGS += -Wl,-z,defs
  54 endif
  55 ifeq ($(uname_s),Darwin)
  56         # Darwin has its own idea on version numbers:
  57         realname := lib$(libname).$(x).dylib
  58         soname := $(realname)
  59         linkername := lib$(libname).so
  60         # The minor version number is an incremental number using the format
  61         # X[.Y[.Z]]. To set the minor version number of a dynamic library, use
  62         # the gcc -current_version option.
  63         LDFLAGS += -current_version $(y).$(z)
  64         #
  65         # The compatibility version number of a library release specifies the
  66         # earliest minor version of the clients linked against that release can
  67         # use.
  68         LDFLAGS += -compatibility_version $(y).0
  69         LDFLAGS += -dynamiclib
  70 endif
  71 ifeq ($(uname_s),SunOS)
  72         format := elf
  73         # Solaris needs another set of flags
  74         LDFLAGS += -z text
  75         LDFLAGS += -z defs
  76         CPPFLAGS += -I/opt/csw/include
  77         LDFLAGS += -lc
  78 endif
  79
  80 ifeq ($(uname_s),NetBSD)
  81         format := elf
  82         LDFLAGS += -Wl,-soname,$(soname)
  83 endif
  84
  85 ifeq ($(uname_s),FreeBSD)
  86         format := elf
  87         LDFLAGS += -Wl,-soname,$(soname)
  88 endif
  89
  90 ifeq ($(format),elf)
  91         # On ELf-based systems, the following conventions apply (see dhweeler's
  92         # Program Library HOWTO):
  93         #
  94         # The soname has the prefix ``lib'', the name of the library, the
  95         # phrase ``.so'', followed by a period and a version number that is
  96         # incremented whenever the interface changes.
  97         soname := lib$(libname).so.$(x)
  98
  99         # The real name adds to the soname a period, a minor number, another
 100         # period, and the release number.
 101         realname := $(soname).$(y).$(z)
 102
 103         # In addition, there's the name that the compiler uses when requesting
 104         # a library, (I'll call it the ``linker name''), which is simply the
 105         # soname without any version number.
 106         linkername := lib$(libname).so
 107         LDFLAGS += --shared
 108 endif
 109
 110
 111 all: $(realname) $(executables) $(man_pages)
 112 Makefile.deps: $(wildcard *.c *.h)
 113         $(CC) -MM -MG *.c > $@
 114 osl.c fsck.c:
 115
 116 -include Makefile.deps
 117
 118 fsck.cmdline.o: fsck.cmdline.c fsck.cmdline.h
 119         $(CC) -c -DVERSION='"$(VERSION)"' $<
 120
 121 %.fsck.o: %.c Makefile fsck.cmdline.c fsck.cmdline.h osl.h errtab.h
 122         $(CC) -c -DVERSION='"$(VERSION)"' $(CPPFLAGS) $(CFLAGS) $< -o $@
 123
 124 %.o: %.c Makefile errtab.h
 125         $(CC) -c $(CPPFLAGS) $(CFLAGS) $(LIBCFLAGS) $<
 126
 127 fsck.cmdline.h fsck.cmdline.c: fsck.ggo Makefile
 128         gengetopt $$O \
 129                 --conf-parser \
 130                 --unamed-opts=table \
 131                 --no-handle-version \
 132                 --file-name=fsck.cmdline \
 133                 --func-name=fsck_cmdline_parser \
 134                 --set-package="oslfsck" \
 135                 --arg-struct-name=fsck_args_info \
 136                 < $<
 137
 138 oslfsck: $(fsck_objects)
 139         $(CC) -o $@ $(fsck_objects) -lcrypto
 140
 141 oslfsck.1: oslfsck
 142         help2man -h --detailed-help -N ./$< > $@
 143
 144 $(realname): $(objects)
 145         $(CC) $(LDFLAGS) -o $@ $(objects) -lcrypto
 146
 147 osl_errors.h: errlist
 148         echo '/** public error codes of the osl library. */' > $@
 149         sed -e 's/\([A-Z_]*\)   .*/     E_OSL_\1/' \
 150                 -e '1s/^/enum osl_errors {/1' \
 151                 -e '1s/$$/=1/1' \
 152                 -e '$$!s/$$/,/g' \
 153                 -e '$$s/$$/};/1' $< >> $@
 154
 155 errtab.h: errlist
 156         sed -e 's/^\([A-Z_]*\)\s*\(.*\)/OSL_ERROR(E_OSL_\1, \2)/g' $< > $@
 157
 158 osl.h: osl.h.in osl_errors.h Makefile
 159         echo '#ifndef _OSL_H' > $@
 160         echo '#define _OSL_H' >> $@
 161         cat osl.h.in osl_errors.h >> $@
 162         echo '#endif /* _OSL_H */' >> $@
 163 clean:
 164         rm -f *.o $(realname) osl.h osl_errors.h errtab.h fsck.cmdline.h \
 165                 fsck.cmdline.c oslfsck
 166
 167 distclean: clean
 168         rm -f web/index.html web/oslfsck.1.html web/osl.png
 169         rm -rf web/doxygen
 170
 171 install: all
 172         $(MKDIR) $(libdir) $(includedir)
 173         $(RM) $(libdir)/$(linkername)
 174         $(LN) -s $(libdir)/$(soname) $(libdir)/$(linkername)
 175         $(INSTALL) -s -m 755 $(realname) $(libdir)
 176         $(INSTALL) -m 644 $(headers) $(includedir)
 177         $(INSTALL) -m 755 $(executables) $(bindir)
 178         $(INSTALL) -m 644 $(man_pages) $(mandir)
 179
 180 .PHONY: all clean install
 181
 182 web/%.1.html: %.1
 183         man2html $< > $@
 184
 185 web/osl.png: web/osl.pdf
 186         convert $< $@
 187
 188 web/index.html: web/oslfsck.1.html web/index.html.in INSTALL README
 189         sed -e '/@README@/,$$d' web/index.html.in > $@
 190         grutatxt -nb < README >> $@
 191         sed -e '1,/@README@/d' -e '/@INSTALL@/,$$d' web/index.html.in >> $@
 192         grutatxt -nb < INSTALL >> $@
 193         sed -e '1,/@INSTALL@/d' -e '/@MAN_PAGE@/,$$d' web/index.html.in >> $@
 194         sed -e '1,/Return to Main Contents/d' -e '/Index/,$$d' web/oslfsck.1.html >> $@
 195         sed -e '1,/@MAN_PAGE@/d' web/index.html.in >> $@