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 #  NATIVE_LIB_DIRS      library directories to search on this host
  11
  12 HDEFINES=
  13 HOSTING_CRT0=/lib/crt0.o
  14 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; echo $libgcc -lc $libgcc`'
  15 NATIVE_LIB_DIRS=
  16
  17 #
  18 #       Generic configurations:
  19 #
  20
  21 case "${host}" in
  22
  23 *-*-freebsd*)
  24   NATIVE_LIB_DIRS=/usr/lib
  25   # Older versions of gcc do not use a specs file.  In those cases,
  26   # gcc -print-file-name=specs will simply print specs.  We create a
  27   # dummy specs files to handle this.
  28   echo "-dynamic-linker `${CC} --print-file-name=ld-elf.so.1`" > specs
  29   HOSTING_CRT0='-dynamic-linker `${CC} --print-file-name=ld-elf.so.1` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `${CC} --print-file-name=crtbegin.o`'
  30   HOSTING_LIBS='-L`dirname \`${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`'
  31   ;;
  32
  33 *-*-linux*aout* | *-*-linux*oldld)
  34   HOSTING_CRT0=/usr/lib/crt0.o
  35   ;;
  36
  37 *-*-linux*libc1*)
  38   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 ${CC} --print-file-name=crtbegin.o; fi`'
  39   HOSTING_LIBS="$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 ${CC} --print-file-name=crtend.o; fi` /usr/lib/crtn.o'
  40   ;;
  41
  42 *-*-linux*)
  43   HOSTING_CRT0='-dynamic-linker `egrep "ld[^ ]*\.so" \`${CC} --print-file-name=specs\` | 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 ${CC} --print-file-name=crtbegin.o; fi`'
  44   HOSTING_LIBS='-L`dirname \`${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`'
  45   ;;
  46
  47 esac
  48
  49 #
  50 # Now more specific configurations
  51 #
  52
  53 case "${host}" in
  54
  55 *-*-linux*aout* | *-*-linux*oldld | *-*-linux*libc1*)
  56   # No further tweaking needed
  57   ;;
  58
  59 alpha*-*-netbsd*)
  60   # The new BSD `make' has a bug: it doesn't pass empty arguments in
  61   # shell commands.  So we need to make this value non-empty in order
  62   # for the genscripts.sh call to work.  There's nothing magic about
  63   # the value `/lib'; it's just a dummy.
  64   NATIVE_LIB_DIRS=/lib
  65   HOSTING_CRT0=/usr/lib/crt0.o
  66   ;;
  67
  68 arm*-*-linux-gnu*)
  69   HOSTING_CRT0='-p '`echo "$HOSTING_CRT0" | sed -e "s,ld\[^ \]*\*,ld-linux,g"`
  70   ;;
  71
  72 i[3456]86-*-bsd* | i[34567]86-*-freebsd[12] | i[34567]86-*-freebsd[12]\.* | i[34567]86-*-freebsd*aout* | i[3456]86-*-netbsd*)
  73   # The new BSD `make' has a bug: it doesn't pass empty arguments in
  74   # shell commands.  So we need to make this value non-empty in order
  75   # for the genscripts.sh call to work.  There's nothing magic about
  76   # the value `/lib'; it's just a dummy.
  77   NATIVE_LIB_DIRS=/lib
  78   HOSTING_CRT0=/usr/lib/crt0.o
  79   ;;
  80
  81 i[3456]86-*-sysv4*)
  82   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 ${CC} -print-file-name=crtbegin.o; fi`'
  83   HOSTING_LIBS="$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'
  84   NATIVE_LIB_DIRS=/usr/ccs/lib
  85   ;;
  86
  87 i[3456]86-sequent-ptx* | i[3456]86-sequent-sysv*)
  88   HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
  89   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
  90   ;;
  91
  92 i[3456]86-*-sysv*)
  93   HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; fi`'
  94   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; fi` /lib/crtn.o'
  95   ;;
  96
  97 i[3456]86-*-solaris*)
  98   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 ${CC} -print-file-name=crtbegin.o; fi`'
  99   HOSTING_LIBS="$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`'
 100   NATIVE_LIB_DIRS=/usr/ccs/lib
 101   ;;
 102
 103 i[3456]86-*-sco* | i[3456]86-*-isc*)
 104   # In some configurations gcc does not use crtbegin.o and crtend.o.
 105   # In that case gcc -print-file-name=crtbegin.o will simply print
 106   # crtbegin.o.  We create dummy crtbegin.o and crtend.o files to
 107   # handle this.
 108   echo "int dummy_crtbegin () { return 0; }" > crtbegin.c
 109   ${CC} -c crtbegin.c -o crtbegin.o
 110   rm -f crtbegin.c
 111   echo "int dummy_crteng () { return 0; }" > crtend.c
 112   ${CC} -c crtend.c -o crtend.o
 113   rm -f crtend.c
 114   HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 115   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /lib/crtn.o'
 116   ;;
 117
 118 i[3456]86-*-lynxos*)
 119   HOSTING_CRT0=/lib/init1.o
 120   HOSTING_LIBS="$HOSTING_LIBS"' -lm /lib/initn.o'
 121   ;;
 122
 123 i[3456]86-pc-interix*)
 124   HOSTING_CRT0='$$INTERIX_ROOT/usr/lib/crt0.o'
 125   NATIVE_LIB_DIRS='$$INTERIX_ROOT/usr/lib/'
 126   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'
 127   ;;
 128
 129 i[3456]86-*-cygwin*)
 130   HOSTING_LIBS="$HOSTING_LIBS"' -lcygwin -luser32 -lkernel32 -ladvapi32 -lshell32 `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi`'
 131   ;;
 132
 133 ia64-*-linux-gnu*)
 134   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,ld\[^ \]*\*,ld-linux-ia64,g"`
 135   ;;
 136
 137 ia64-*-aix*)
 138   HOSTING_CRT0='-dynamic-linker `egrep "libc.so" \`${CC} --print-file-name=specs\` | sed -e "s,.*-dynamic-linker[       ][      ]*\(.*/libc.so..\).*,\1,"` `${CC} --print-file-name=crt1.o` `${CC} --print-file-name=crti.o` `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} --print-file-name=crtbegin.o; fi`'
 139   HOSTING_LIBS='-L`dirname \`${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`'
 140   NATIVE_LIB_DIRS=/usr/lib/ia64l64
 141   ;;
 142
 143 mips*-dec-bsd*)
 144   HOSTING_CRT0=/usr/lib/crt0.o
 145   ;;
 146
 147 mips*-sgi-irix4* | mips*-sgi-irix5*)
 148   HOSTING_CRT0=/usr/lib/crt1.o
 149   HOSTING_LIBS="$HOSTING_LIBS"' /usr/lib/crtn.o'
 150   ;;
 151
 152 mips*-sgi-irix6*)
 153   HOSTING_CRT0='/usr/lib32/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o ; else ${CC} -print-file-name=crtbegin.o; fi`'
 154   HOSTING_LIBS='-L/usr/lib32 '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o ; else ${CC} -print-file-name=crtend.o; fi` /usr/lib32/crtn.o -init __do_global_ctors -fini __do_global_dtors'
 155   ;;
 156
 157 mips*-*-linux-gnu*)
 158   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld.so.1,"`
 159   ;;
 160
 161 m68*-*-linux-gnu*)
 162   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld.so.1,"`
 163   ;;
 164
 165 m68*-*-lynxos*)
 166   HOSTING_CRT0=/lib/init1.o
 167   HOSTING_LIBS="$HOSTING_LIBS"' -lm /lib/initn.o'
 168   ;;
 169
 170 m68*-motorola-sysv)
 171   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`'
 172   HOSTING_LIBS=`echo "$HOSTING_LIBS" | sed -e "s,-lc,-lc881,"`
 173   ;;
 174
 175 m68*-sun-*)
 176   HOSTING_CRT0='/usr/lib/crt0.o /usr/lib/Fcrt1.o -L/usr/lib/fsoft.o'
 177   ;;
 178
 179 m88*-*-dgux*)
 180   HDEFINES=-D__using_DGUX
 181   HOSTING_CRT0='/lib/crt0.o -X'
 182   HOSTING_LIBS=/usr/sde/m88kbcs/lib/libc.a
 183   ;;
 184
 185 m88*-motorola-sysv3)
 186   HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
 187   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
 188   ;;
 189
 190 powerpc*-*-linux-gnu*)
 191   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld.so.1,"`
 192   ;;
 193
 194 s390x-*-linux-gnu*)
 195   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld64.so.1,"`
 196   ;;
 197
 198 s390-*-linux-gnu*)
 199   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld.so.1,"`
 200   ;;
 201
 202 sparc*-*-solaris2*)
 203   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 ${CC} -print-file-name=crtbegin.o; fi`'
 204   HOSTING_LIBS="$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 ${CC} -print-file-name=crtn.o; fi`'
 205   NATIVE_LIB_DIRS=/usr/ccs/lib
 206   ;;
 207
 208 sparc-*-linux-gnu*)
 209   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld-linux.so.2,"`
 210   ;;
 211
 212 sparc64-*-linux-gnu*)
 213   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib64/ld-linux.so.2,"`
 214   ;;
 215
 216 x86_64-*-linux-gnu*)
 217   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib64/ld-linux-x86-64.so.2,"`
 218   ;;
 219
 220 *-*-freebsd*)
 221   ;;
 222
 223 *-*-linux*)
 224   ;;
 225
 226 *-*-netbsd*)
 227   NATIVE_LIB_DIRS=/usr/lib
 228   # NetBSD typically does not use the GCC crtstuff, so ignore it.
 229   HOSTING_CRT0='-dynamic-linker /usr/libexec/ld.elf_so /usr/lib/crt0.o /usr/lib/crtbegin.o'
 230   HOSTING_LIBS='`if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi` -lc `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi` /usr/lib/crtend.o'
 231   ;;
 232
 233 alpha*-*-*)
 234   HOSTING_CRT0=/usr/ccs/lib/crt0.o
 235   NATIVE_LIB_DIRS=/usr/ccs/lib
 236   ;;
 237
 238 romp-*-*)
 239   HDEFINES=-DNO_VARARGS
 240   ;;
 241
 242 esac