sysdeps/unix/sysv/linux/Makefile

   1 ifeq ($(subdir),csu)
   2 sysdep_routines += errno-loc
   3 endif
   4
   5 ifeq ($(subdir),assert)
   6 CFLAGS-assert.c += -DFATAL_PREPARE_INCLUDE='<fatal-prepare.h>'
   7 CFLAGS-assert-perr.c += -DFATAL_PREPARE_INCLUDE='<fatal-prepare.h>'
   8 endif
   9
  10 ifeq ($(subdir),malloc)
  11 CFLAGS-malloc.c += -DMORECORE_CLEARS=2
  12 endif
  13
  14 ifeq ($(subdir),socket)
  15 sysdep_routines += internal_accept4 recvmmsg internal_recvmmsg sendmmsg \
  16                    internal_sendmmsg
  17 endif
  18
  19 ifeq ($(subdir),misc)
  20 sysdep_routines += sysctl clone llseek umount umount2 readahead \
  21                    setfsuid setfsgid makedev epoll_pwait signalfd \
  22                    eventfd eventfd_read eventfd_write prlimit
  23
  24 CFLAGS-gethostid.c = -fexceptions
  25
  26 sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \
  27                   sys/klog.h sys/kdaemon.h \
  28                   sys/user.h sys/procfs.h sys/prctl.h \
  29                   sys/kd.h sys/soundcard.h sys/vt.h \
  30                   sys/quota.h sys/fsuid.h \
  31                   scsi/sg.h scsi/scsi.h scsi/scsi_ioctl.h sys/pci.h \
  32                   sys/ultrasound.h sys/raw.h sys/personality.h sys/epoll.h \
  33                   bits/a.out.h sys/inotify.h sys/signalfd.h sys/eventfd.h \
  34                   sys/timerfd.h sys/fanotify.h
  35
  36 install-others += $(inst_includedir)/bits/syscall.h
  37
  38 tests += tst-clone
  39
  40 # Generate the list of SYS_* macros for the system calls (__NR_* macros).
  41 # For bi-arch platforms, the CPU/Makefile defines {32,64}bit-predefine and
  42 # we generate a file that uses <bits/wordsize.h>.
  43 $(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/sys/syscall.h
  44         $(make-target-directory)
  45         { \
  46          echo '/* Generated at libc build time from kernel syscall list.  */';\
  47          echo ''; \
  48          echo '#ifndef _SYSCALL_H'; \
  49          echo '# error "Never use <bits/syscall.h> directly; include <sys/syscall.h> instead."'; \
  50          echo '#endif'; \
  51          echo ''; \
  52          $(CC) -E -MD -MP -MF $(@:.h=.d)-t1 -MT '$(@:.d=.h) $(@:.h=.d)' \
  53                -x c $(sysincludes) $< $(addprefix -U,$(64bit-predefine)) \
  54                $(addprefix -D,$(32bit-predefine)) -D_LIBC -dM | \
  55          sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \
  56          LC_ALL=C sort > $(@:.d=.h).new32; \
  57          $(CC) -E -MD -MP -MF $(@:.h=.d)-t2 -MT '$(@:.d=.h) $(@:.h=.d)' \
  58                -x c $(sysincludes) $< $(addprefix -U,$(32bit-predefine)) \
  59                $(addprefix -D,$(64bit-predefine)) -D_LIBC -dM | \
  60          sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \
  61          LC_ALL=C sort > $(@:.d=.h).new64; \
  62          if cmp -s $(@:.d=.h).new32 $(@:.d=.h).new64; then \
  63            cat $(@:.d=.h).new32; \
  64          else \
  65            echo '#include <bits/wordsize.h>'; \
  66            echo ''; \
  67            LC_ALL=C comm -12 $(@:.d=.h).new32 $(@:.d=.h).new64; \
  68            echo '#if __WORDSIZE == 64'; \
  69            LC_ALL=C comm -13 $(@:.d=.h).new32 $(@:.d=.h).new64; \
  70            echo '#else'; \
  71            LC_ALL=C comm -23 $(@:.d=.h).new32 $(@:.d=.h).new64; \
  72            echo '#endif'; \
  73          fi; \
  74          rm -f $(@:.d=.h).new32 $(@:.d=.h).new64; \
  75         } > $(@:.d=.h).new
  76         mv -f $(@:.d=.h).new $(@:.d=.h)
  77 ifneq (,$(objpfx))
  78         sed $(sed-remove-objpfx) $(@:.h=.d)-t1 $(@:.h=.d)-t2 > $(@:.h=.d)-t3
  79 else
  80         cat $(@:.h=.d)-t1 $(@:.h=.d)-t2 > $(@:.h=.d)-t3
  81 endif
  82         rm -f $(@:.h=.d)-t1 $(@:.h=.d)-t2
  83         mv -f $(@:.h=.d)-t3 $(@:.h=.d)
  84
  85 $(inst_includedir)/bits/syscall.h: $(objpfx)syscall-list.h $(+force)
  86         $(make-target-directory)
  87         if test -r $@ && cmp -s $< $@; \
  88         then echo 'bits/syscall.h unchanged'; \
  89         else $(INSTALL_DATA) $< $@; fi
  90
  91 ifndef no_deps
  92 # Get the generated list of dependencies (probably /usr/include/asm/unistd.h).
  93 -include $(objpfx)syscall-list.d
  94 endif
  95 generated += syscall-list.h syscall-list.d
  96 endif
  97
  98 ifeq ($(subdir),time)
  99 sysdep_headers += sys/timex.h bits/timex.h
 100
 101 sysdep_routines += ntp_gettime ntp_gettimex
 102 endif
 103
 104 ifeq ($(subdir),socket)
 105 sysdep_headers += net/if_ppp.h net/ppp-comp.h \
 106                   net/ppp_defs.h net/if_arp.h net/route.h net/ethernet.h \
 107                   net/if_slip.h net/if_packet.h net/if_shaper.h
 108 sysdep_routines += cmsg_nxthdr sa_len
 109 endif
 110
 111 ifeq ($(subdir),sunrpc)
 112 sysdep_headers += nfs/nfs.h
 113 endif
 114
 115 ifeq ($(subdir),termios)
 116 sysdep_headers += termio.h
 117 endif
 118
 119 ifeq ($(subdir),posix)
 120 sysdep_headers += bits/initspin.h
 121
 122 sysdep_routines += exit-thread sched_getcpu
 123
 124 tests += tst-getcpu
 125 endif
 126
 127 ifeq ($(subdir),inet)
 128 sysdep_headers += netinet/if_fddi.h netinet/if_tr.h \
 129                   netipx/ipx.h netash/ash.h netax25/ax25.h netatalk/at.h \
 130                   netrom/netrom.h netpacket/packet.h netrose/rose.h \
 131                   neteconet/ec.h netiucv/iucv.h
 132 endif
 133
 134 # Don't compile the ctype glue code, since there is no old non-GNU C library.
 135 inhibit-glue = yes
 136
 137 ifeq ($(subdir),dirent)
 138 sysdep_routines += getdirentries getdirentries64
 139 endif
 140
 141 ifeq ($(subdir),nis)
 142 CFLAGS-ypclnt.c = -DUSE_BINDINGDIR=1
 143 endif
 144
 145 ifeq ($(subdir),io)
 146 sysdep_routines += xstatconv internal_statvfs internal_statvfs64 \
 147                    sync_file_range open_2 open64_2 fallocate fallocate64
 148 endif
 149
 150 ifeq ($(subdir),elf)
 151 sysdep-rtld-routines += dl-brk dl-sbrk dl-getcwd dl-openat64 dl-opendir \
 152                         dl-fxstatat64
 153
 154 CPPFLAGS-lddlibc4 += -DNOT_IN_libc
 155 endif
 156
 157 ifeq ($(subdir),rt)
 158 CFLAGS-mq_send.c += -fexceptions
 159 CFLAGS-mq_receive.c += -fexceptions
 160 endif
 161
 162 ifeq ($(subdir),nscd)
 163 CFLAGS-connections.c += -DHAVE_EPOLL -DHAVE_SENDFILE -DHAVE_INOTIFY
 164 CFLAGS-pwdcache.c += -DHAVE_SENDFILE
 165 CFLAGS-grpcache.c += -DHAVE_SENDFILE
 166 CFLAGS-hstcache.c += -DHAVE_SENDFILE
 167 CFLAGS-aicache.c += -DHAVE_SENDFILE
 168 CFLAGS-initgrcache.c += -DHAVE_SENDFILE
 169 CFLAGS-gai.c += -DNEED_NETLINK
 170 endif