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 # Copyright (C) 2012-2016 Free Software Foundation, Inc. 7 # 8 # This file is free software; you can redistribute it and/or modify 9 # it under the terms of the GNU General Public License as published by 10 # the Free Software Foundation; either version 3 of the License, or 11 # (at your option) any later version. 12 # 13 # This program is distributed in the hope that it will be useful, 14 # but WITHOUT ANY WARRANTY; without even the implied warranty of 15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 # GNU General Public License for more details. 17 # 18 # You should have received a copy of the GNU General Public License 19 # along with this program; see the file COPYING3. If not see 20 # <http://www.gnu.org/licenses/>. 21 # 22 23 # This file sets the following shell variables: 24 # HDEFINES host specific compiler flags 25 # HOSTING_CRT0 crt0.o file used for bootstrapping 26 # HOSTING_LIBS libraries used for bootstrapping 27 28 HDEFINES= 29 HOSTING_CRT0=/lib/crt0.o 30 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`' 31 32 # 33 # Generic configurations: 34 # 35 36 case "${host}" in 37 38 *-*-dragonfly*) 39 HOSTING_CRT0='-dynamic-linker `[ -f \`${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`' 40 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`' 41 ;; 42 43 *-*-freebsd* | *-*-kfreebsd*-gnu) 44 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` `${CC} --print-file-name=crtbegin.o`' 45 HOSTING_LIBS='-L`dirname \`${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`' 46 ;; 47 48 *-*-linux*aout* | *-*-linux*oldld) 49 HOSTING_CRT0=/usr/lib/crt0.o 50 ;; 51 52 *-*-linux*libc1*) 53 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 ${CC} --print-file-name=crtbegin.o; fi`' 54 HOSTING_LIBS="$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 ${CC} --print-file-name=crtend.o; fi` /usr/lib/crtn.o' 55 ;; 56 57 *-*-linux*) 58 HOSTING_CRT0='-dynamic-linker `${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 ${CC} --print-file-name=crtbegin.o; fi`' 59 HOSTING_SCRT0='-dynamic-linker `${CC} --help --verbose 2>&1 | egrep "ld[^ ]*\.so" | sed -e "s,.*-dynamic-linker[ ][ ]*\(.*/ld[^ ]*\.so..\).*,\1,"` `${CC} --print-file-name=Scrt1.o` `${CC} --print-file-name=crti.o` `if [ -f ../gcc/crtbeginS.o ]; then echo ../gcc/crtbeginS.o; else ${CC} --print-file-name=crtbeginS.o; fi`' 60 HOSTING_SLIBS='-L`dirname \`${CC} --print-file-name=libc.so\`` '"$HOSTING_LIBS"' `if [ -f ../gcc/crtendS.o ]; then echo ../gcc/crtendS.o; else ${CC} --print-file-name=crtendS.o; fi` `${CC} --print-file-name=crtn.o`' 61 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`' 62 ;; 63 64 *-*-gnu*) 65 # When creating static executables, we ought to use crt0.o instead of crt1.o, 66 # <http://www.gnu.org/software/hurd/open_issues/binutils.html#static>, 67 # but the testing infrastructure is not prepared for that. This is not 68 # relevant for most tests, and the few remaining ones have been XFAILed. 69 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 ${CC} --print-file-name=crtbegin.o; fi`' 70 HOSTING_LIBS='-L`dirname \`${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`' 71 ;; 72 73 *-*-netbsd*) 74 # Different versions of NetBSD with the ELF object format use different 75 # sets of start/end files. 76 HOSTING_CRT0='-dynamic-linker /usr/libexec/ld.elf_so /usr/lib/crt0.o' 77 if [ -f `${CC} --print-file-name=crti.o` ]; then 78 # Support for GCC's crtstuff present. 79 HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crti.o`" 80 if [ -f ../gcc/crtbegin.o ]; then 81 HOSTING_CRT0="$HOSTING_CRT0 ../gcc/crtbegin.o" 82 else 83 HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crtbegin.o`" 84 fi 85 else 86 # Support for GCC's crtstuff not present. 87 HOSTING_CRT0="$HOSTING_CRT0 `${CC} --print-file-name=crtbegin.o`" 88 fi 89 if [ -f `${CC} --print-file-name=crtn.o` ]; then 90 # Support for GCC's crtstuff present. 91 if [ -f ../gcc/crtbegin.o ]; then 92 HOSTING_LIBS="$HOSTING_LIBS ../gcc/crtend.o" 93 else 94 HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtend.o`" 95 fi 96 HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtn.o`" 97 else 98 # Support for GCC's crtstuff not present. 99 HOSTING_LIBS="$HOSTING_LIBS `${CC} --print-file-name=crtend.o`" 100 fi 101 ;; 102 103 *-*-openbsd*) 104 HOSTING_CRT0="-dynamic-linker /usr/libexec/ld.so /usr/lib/crt0.o" 105 HOSTING_CRT0="$HOSTING_CRT0 /usr/lib/crtbegin.o" 106 HOSTING_LIBS="$HOSTING_LIBS /usr/lib/crtend.o" 107 ;; 108 109 esac 110 111 # 112 # Now more specific configurations 113 # 114 115 case "${host}" in 116 117 *-*-linux*aout* | *-*-linux*oldld | *-*-linux*libc1*) 118 # No further tweaking needed 119 ;; 120 121 arm*-*-linux-*) 122 HOSTING_CRT0='-p '"$HOSTING_CRT0" 123 ;; 124 125 hppa*64*-*-hpux11*) 126 HOSTING_CRT0=/usr/ccs/lib/pa20_64/crt0.o 127 # Even if CC is not gcc, the tests use gcc. 128 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' 129 ;; 130 131 i[3-7]86-*-bsd* | i[3-7]86-*-freebsd[12] | i[3-7]86-*-freebsd[12]\.* | i[3-7]86-*-freebsd*aout*) 132 HOSTING_CRT0=/usr/lib/crt0.o 133 ;; 134 135 i[3-7]86-*-sysv4*) 136 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 ${CC} -print-file-name=crtbegin.o; fi`' 137 HOSTING_LIBS="$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' 138 ;; 139 140 i[3-7]86-sequent-ptx* | i[3-7]86-sequent-sysv*) 141 HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`' 142 HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`' 143 ;; 144 145 i[3-7]86-*-sysv*) 146 HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; fi`' 147 HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; fi` /lib/crtn.o' 148 ;; 149 150 i[3-7]86-*-solaris*) 151 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 ${CC} -print-file-name=crtbegin.o; fi`' 152 HOSTING_LIBS="$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`' 153 ;; 154 155 i[3-7]86-*-sco* | i[3-7]86-*-isc*) 156 # In some configurations gcc does not use crtbegin.o and crtend.o. 157 # In that case gcc -print-file-name=crtbegin.o will simply print 158 # crtbegin.o. We create dummy crtbegin.o and crtend.o files to 159 # handle this. 160 echo "int dummy_crtbegin () { return 0; }" > crtbegin.c 161 ${CC} -c crtbegin.c -o crtbegin.o 162 rm -f crtbegin.c 163 echo "int dummy_crteng () { return 0; }" > crtend.c 164 ${CC} -c crtend.c -o crtend.o 165 rm -f crtend.c 166 HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`' 167 HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /lib/crtn.o' 168 ;; 169 170 i[3-7]86-pc-interix*) 171 HOSTING_CRT0='$$INTERIX_ROOT/usr/lib/crt0.o' 172 HOSTING_LIBS='-L $$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' 173 ;; 174 175 i[3-7]86-*-cygwin* | x86_64-*-cygwin*) 176 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`' 177 ;; 178 179 i[3-7]86-*-mingw*) 180 #We only support msvcrt.dll, crtid == 2. 181 HOSTING_CRT0='/mingw/lib/crt2.o' 182 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 ${CC} -print-libgcc-file-name; fi`' 183 ;; 184 185 mips*-sgi-irix4* | mips*-sgi-irix5*) 186 HOSTING_CRT0=/usr/lib/crt1.o 187 HOSTING_LIBS="$HOSTING_LIBS"' /usr/lib/crtn.o' 188 ;; 189 190 mips*-sgi-irix6*) 191 HOSTING_CRT0='/usr/lib32/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o ; else ${CC} -print-file-name=crtbegin.o; fi`' 192 HOSTING_LIBS='-L/usr/lib32 '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o ; else ${CC} -print-file-name=crtend.o; fi` /usr/lib32/crtn.o -init __do_global_ctors -fini __do_global_dtors' 193 ;; 194 195 m68*-motorola-sysv) 196 HOSTING_CRT0='`if [ -f ../gcc/crt0.o ]; then echo ../gcc/crt0.o; elif [ -f \`${CC} -print-file-name=\`crt0.o ]; then echo \`${CC} -print-file-name=\`crt0.o; else echo /lib/crt0.o; fi`' 197 HOSTING_LIBS=`sed -e 's,-lc,-lc881,' <<EOF 198 $HOSTING_LIBS 199 EOF` 200 ;; 201 202 m68*-sun-*) 203 HOSTING_CRT0='/usr/lib/crt0.o /usr/lib/Fcrt1.o -L/usr/lib/fsoft.o' 204 ;; 205 206 m88*-*-dgux*) 207 HDEFINES=-D__using_DGUX 208 HOSTING_CRT0='/lib/crt0.o -X' 209 HOSTING_LIBS=/usr/sde/m88kbcs/lib/libc.a 210 ;; 211 212 m88*-motorola-sysv3) 213 HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`' 214 HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`' 215 ;; 216 217 sparc-*-solaris2*) 218 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 ${CC} -print-file-name=crtbegin.o; fi`' 219 HOSTING_LIBS="$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`' 220 ;; 221 222 sparc64-*-solaris2* | sparcv9-*-solaris2*) 223 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 ${CC} -print-file-name=crtbegin.o; fi`' 224 HOSTING_LIBS="$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 ${CC} -print-file-name=crtn.o; fi`' 225 ;; 226 227 *-*-dragonfly*) 228 ;; 229 230 *-*-freebsd* | *-*-kfreebsd*-gnu) 231 ;; 232 233 *-*-linux* | *-*-gnu*) 234 ;; 235 236 *-*-netbsd*) 237 ;; 238 239 *-*-openbsd*) 240 ;; 241 242 alpha*-*-*) 243 HOSTING_CRT0=/usr/ccs/lib/crt0.o 244 ;; 245 246 esac 247 248 # Provide default HOSTING_SCRT0. Each host should define a proper one 249 # if needed. 250 if test -z "$HOSTING_SCRT0"; then 251 HOSTING_SCRT0="$HOSTING_CRT0" 252 fi 253 254 # Provide default HOSTING_SLIBS. Each host should define a proper one 255 # if needed. 256 if test -z "$HOSTING_SLIBS"; then 257 HOSTING_SLIBS="$HOSTING_LIBS" 258 fi 259
