ld/configure.host

   1 # This is the linker host specific file.  This is invoked by the
   2 # autoconf generated configure script.  Putting it in a separate shell
   3 # file lets us skip running autoconf when modifying host specific
   4 # information.
   5
   6 # This file sets the following shell variables:
   7 #  HDEFINES             host specific compiler flags
   8 #  HOSTING_CRT0         crt0.o file used for bootstrapping
   9 #  HOSTING_LIBS         libraries used for bootstrapping
  10
  11 HDEFINES=
  12 HOSTING_CRT0=/lib/crt0.o
  13 HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ]; then libgcc=../gcc/libgcc.a; else libgcc=\`${CC} -print-libgcc-file-name\`; fi; if [ -f ../gcc/libgcc_eh.a ]; then libgcc="$$libgcc ../gcc/libgcc_eh.a"; else libgcc_eh=\`${CC} -print-file-name=libgcc_eh.a\`; if [ x"$$libgcc_eh" != xlibgcc_eh.a ]; then libgcc="$$libgcc $$libgcc_eh"; fi; fi; if [ -f ../gcc/libunwind.a ]; then libgcc="$$libgcc ../gcc/libunwind.a"; else libunwind=\`${CC} -print-file-name=libunwind.a\`; if [ x"$$libunwind" != xlibunwind.a ]; then libgcc="$$libgcc $$libunwind"; fi; fi; echo --start-group $$libgcc -lc --end-group`'
  14
  15 #
  16 #       Generic configurations:
  17 #
  18
  19 case "${host}" in
  20
  21 *-*-dragonfly*)
  22   HOSTING_CRT0='-dynamic-linker `[ -f \`${CC} --print-prog-name=ld-elf.so.2\` ] || echo /usr/libexec/``${CC} --print-prog-name=ld-elf.so.2` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `${CC} --print-file-name=crtbegin.o`'
  23   HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
  24   ;;
  25
  26 *-*-freebsd* | *-*-kfreebsd*-gnu)
  27   HOSTING_CRT0='-dynamic-linker `[ -f \`${CC} --print-prog-name=ld-elf.so.1\` ] || echo /usr/libexec/``${CC} --print-prog-name=ld-elf.so.1` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `${CC} --print-file-name=crtbegin.o`'
  28   HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
  29   ;;
  30
  31 *-*-linux*aout* | *-*-linux*oldld)
  32   HOSTING_CRT0=/usr/lib/crt0.o
  33   ;;
  34
  35 *-*-linux*libc1*)
  36   HOSTING_CRT0='-dynamic-linker /lib/ld-linux.so.1 /usr/lib/crt1.o /usr/lib/crti.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; elif [ -f /usr/lib/crtbegin.o ]; then echo /usr/lib/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
  37   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; elif [ -f /usr/lib/crtend.o ]; then echo /usr/lib/crtend.o; else ${CC} --print-file-name=crtend.o; fi` /usr/lib/crtn.o'
  38   ;;
  39
  40 *-*-linux*)
  41   HOSTING_CRT0='-dynamic-linker `${CC} --help --verbose 2>&1 | egrep "ld[^ ]*\.so" | sed -e "s,.*-dynamic-linker[       ][      ]*\(.*/ld[^ ]*\.so..\).*,\1,"` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
  42   HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
  43   ;;
  44
  45 *-*-gnu*)
  46   # When creating static executables, we ought to use crt0.o instead of crt1.o,
  47   # <http://www.gnu.org/software/hurd/open_issues/binutils.html#static>,
  48   # but the testing infrastructure is not prepared for that.  This is not
  49   # relevant for most tests, and the few remaining ones have been XFAILed.
  50   HOSTING_CRT0='-dynamic-linker `${CC} --help --verbose 2>&1 | egrep "ld[^ ]*\.so" | sed -e "s,.*-dynamic-linker[       ][      ]*\(.*/ld[^ ]*\.so[^    ]*\).*,\1,"` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
  51   HOSTING_LIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} --print-file-name=crtend.o; fi` `${CC} --print-file-name=crtn.o`'
  52   ;;
  53
  54 *-*-netbsd*)
  55   # Different versions of NetBSD with the ELF object format use different
  56   # sets of start/end files.
  57   HOSTING_CRT0='-dynamic-linker /usr/libexec/ld.elf_so /usr/lib/crt0.o'
  58   if [ -f `${CC} --print-file-name=crti.o` ]; then
  59     # Support for GCC's crtstuff present.
  60     HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crti.o`"
  61     if [ -f ../gcc/crtbegin.o ]; then
  62       HOSTING_CRT0="$HOSTING_CRT0 ../gcc/crtbegin.o"
  63     else
  64       HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crtbegin.o`"
  65     fi
  66   else
  67     # Support for GCC's crtstuff not present.
  68     HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crtbegin.o`"
  69   fi
  70   if [ -f `${CC} --print-file-name=crtn.o` ]; then
  71     # Support for GCC's crtstuff present.
  72     if [ -f ../gcc/crtbegin.o ]; then
  73       HOSTING_LIBS="$HOSTING_LIBS ../gcc/crtend.o"
  74     else
  75       HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtend.o`"
  76     fi
  77     HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtn.o`"
  78   else
  79     # Support for GCC's crtstuff not present.
  80     HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtend.o`"
  81   fi
  82   ;;
  83
  84 *-*-openbsd*)
  85   HOSTING_CRT0="-dynamic-linker /usr/libexec/ld.so /usr/lib/crt0.o"
  86   HOSTING_CRT0="$HOSTING_CRT0 /usr/lib/crtbegin.o"
  87   HOSTING_LIBS="$HOSTING_LIBS /usr/lib/crtend.o"
  88   ;;
  89
  90 esac
  91
  92 #
  93 # Now more specific configurations
  94 #
  95
  96 case "${host}" in
  97
  98 *-*-linux*aout* | *-*-linux*oldld | *-*-linux*libc1*)
  99   # No further tweaking needed
 100   ;;
 101
 102 arm*-*-linux-*)
 103   HOSTING_CRT0='-p '"$HOSTING_CRT0"
 104   ;;
 105
 106 hppa*64*-*-hpux11*)
 107   HOSTING_CRT0=/usr/ccs/lib/pa20_64/crt0.o
 108   # Even if CC is not gcc, the tests use gcc.
 109   HOSTING_LIBS='--start-group `if [ -f ../gcc/libgcc.a ]; then echo ../gcc/libgcc.a; else if test "$GCC" = yes; then ${CC} --print-libgcc-file-name; else gcc --print-libgcc-file-name; fi fi` -lc --end-group /usr/lib/pa20_64/milli.a'
 110   ;;
 111
 112 i[3-7]86-*-bsd* | i[3-7]86-*-freebsd[12] | i[3-7]86-*-freebsd[12]\.* | i[3-7]86-*-freebsd*aout*)
 113   HOSTING_CRT0=/usr/lib/crt0.o
 114   ;;
 115
 116 i[3-7]86-*-sysv4*)
 117   HOSTING_CRT0='/usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 118   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /usr/ccs/lib/crtn.o'
 119   ;;
 120
 121 i[3-7]86-sequent-ptx* | i[3-7]86-sequent-sysv*)
 122   HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 123   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
 124   ;;
 125
 126 i[3-7]86-*-sysv*)
 127   HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; fi`'
 128   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; fi` /lib/crtn.o'
 129   ;;
 130
 131 i[3-7]86-*-solaris*)
 132   HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 133   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
 134   ;;
 135
 136 i[3-7]86-*-sco* | i[3-7]86-*-isc*)
 137   # In some configurations gcc does not use crtbegin.o and crtend.o.
 138   # In that case gcc -print-file-name=crtbegin.o will simply print
 139   # crtbegin.o.  We create dummy crtbegin.o and crtend.o files to
 140   # handle this.
 141   echo "int dummy_crtbegin () { return 0; }" > crtbegin.c
 142   ${CC} -c crtbegin.c -o crtbegin.o
 143   rm -f crtbegin.c
 144   echo "int dummy_crteng () { return 0; }" > crtend.c
 145   ${CC} -c crtend.c -o crtend.o
 146   rm -f crtend.c
 147   HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 148   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /lib/crtn.o'
 149   ;;
 150
 151 i[3-7]86-pc-interix*)
 152   HOSTING_CRT0='$$INTERIX_ROOT/usr/lib/crt0.o'
 153   HOSTING_LIBS='-L $$X/local_bin -L $$INTERIX_ROOT/usr/lib '"$HOSTING_LIBS"' -lcpsx -lc -lcpsx $$INTERIX_ROOT/usr/lib/psxdll.a $$INTERIX_ROOT/usr/lib/psxdll2.a'
 154   ;;
 155
 156 i[3-7]86-*-cygwin*)
 157   HOSTING_LIBS="$HOSTING_LIBS"' -lcygwin -L/usr/lib/w32api -luser32 -lkernel32 -ladvapi32 -lshell32 `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi`'
 158   ;;
 159
 160 i[3-7]86-*-mingw*)
 161   #We only support msvcrt.dll, crtid == 2.
 162   HOSTING_CRT0='/mingw/lib/crt2.o'
 163   HOSTING_LIBS='-L/mingw/lib -lmingw32 -lmoldname -lmingwex -lmsvcrt -luser32 -lkernel32 -ladvapi32 -lshell32 -lmingw32 -lmoldname -lmingwex -lmsvcrt `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi`'
 164   ;;
 165
 166 mips*-sgi-irix4* | mips*-sgi-irix5*)
 167   HOSTING_CRT0=/usr/lib/crt1.o
 168   HOSTING_LIBS="$HOSTING_LIBS"' /usr/lib/crtn.o'
 169   ;;
 170
 171 mips*-sgi-irix6*)
 172   HOSTING_CRT0='/usr/lib32/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o ; else ${CC} -print-file-name=crtbegin.o; fi`'
 173   HOSTING_LIBS='-L/usr/lib32 '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o ; else ${CC} -print-file-name=crtend.o; fi` /usr/lib32/crtn.o -init __do_global_ctors -fini __do_global_dtors'
 174   ;;
 175
 176 m68*-motorola-sysv)
 177   HOSTING_CRT0='`if [ -f ../gcc/crt0.o ]; then echo ../gcc/crt0.o; elif [ -f \`${CC} -print-file-name=\`crt0.o ]; then echo \`${CC} -print-file-name=\`crt0.o; else echo /lib/crt0.o; fi`'
 178   HOSTING_LIBS=`sed -e 's,-lc,-lc881,' <<EOF
 179 $HOSTING_LIBS
 180 EOF`
 181   ;;
 182
 183 m68*-sun-*)
 184   HOSTING_CRT0='/usr/lib/crt0.o /usr/lib/Fcrt1.o -L/usr/lib/fsoft.o'
 185   ;;
 186
 187 m88*-*-dgux*)
 188   HDEFINES=-D__using_DGUX
 189   HOSTING_CRT0='/lib/crt0.o -X'
 190   HOSTING_LIBS=/usr/sde/m88kbcs/lib/libc.a
 191   ;;
 192
 193 m88*-motorola-sysv3)
 194   HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 195   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
 196   ;;
 197
 198 sparc-*-solaris2*)
 199   HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 200   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
 201   ;;
 202
 203 sparc64-*-solaris2* | sparcv9-*-solaris2*)
 204   HOSTING_CRT0='`if [ -f ../gcc/crt1.o ]; then echo ../gcc/crt1.o; else ${CC} -print-file-name=crt1.o; fi` `if [ -f ../gcc/crti.o ]; then echo ../gcc/crti.o; else ${CC} -print-file-name=crti.o; fi` /usr/ccs/lib/sparcv9/values-Xa.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 205   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` `if [ -f ../gcc/crtn.o ]; then echo ../gcc/crtn.o; else ${CC} -print-file-name=crtn.o; fi`'
 206   ;;
 207
 208 *-*-dragonfly*)
 209   ;;
 210
 211 *-*-freebsd* | *-*-kfreebsd*-gnu)
 212   ;;
 213
 214 *-*-linux* | *-*-gnu*)
 215   ;;
 216
 217 *-*-netbsd*)
 218   ;;
 219
 220 *-*-openbsd*)
 221   ;;
 222
 223 alpha*-*-*)
 224   HOSTING_CRT0=/usr/ccs/lib/crt0.o
 225   ;;
 226
 227 esac