Add EXTERN references to __ctbpm __gp and __ep.
[binutils.git] / ld / configure.host
blob56ed187b1dbbc6bd02530ec70832dbdf044e82c2
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.
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
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 $libgcc`'
15 NATIVE_LIB_DIRS='/usr/local/lib /lib /usr/lib'
18 #       Generic configurations:
21 case "${host}" in
23 *-*-freebsd*)
24   NATIVE_LIB_DIRS='/lib /usr/lib /usr/local/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   ;;
33 *-*-linux*aout* | *-*-linux*oldld)
34   HOSTING_CRT0=/usr/lib/crt0.o
35   ;;
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 ${CC} --print-file-name=crtend.o; fi` /usr/lib/crtn.o'
40   ;;
42 *-*-linux*)
43   HOSTING_CRT0='-dynamic-linker `egrep "ld[^ ]*\.so" \`${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   ;;
47 esac
50 # Now more specific configurations
53 case "${host}" in
55 *-*-linux*aout* | *-*-linux*oldld | *-*-linux*libc1*)
56   # No further tweaking needed
57   ;;
59 alpha*-*-netbsd*)
60   HOSTING_CRT0=/usr/lib/crt0.o
61   ;;
63 arm*-*-linux-gnu*)
64   HOSTING_CRT0='-p '`echo "$HOSTING_CRT0" | sed -e "s,ld\[^ \]*\*,ld-linux,g"`
65   ;;
67 hppa*64*-*-hpux11*)
68   NATIVE_LIB_DIRS=/usr/lib/pa20_64
69   HOSTING_CRT0=/usr/ccs/lib/pa20_64/crt0.o
70   # Even if CC is not gcc, the tests use gcc.
71   HOSTING_LIBS='`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 /usr/lib/pa20_64/milli.a'
72   ;;
74 i[3456]86-*-bsd* | i[34567]86-*-freebsd[12] | i[34567]86-*-freebsd[12]\.* | i[34567]86-*-freebsd*aout* | i[3456]86-*-netbsd*)
75   HOSTING_CRT0=/usr/lib/crt0.o
76   ;;
78 i[3456]86-*-sysv4*)
79   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 ${CC} -print-file-name=crtbegin.o; fi`'
80   HOSTING_LIBS="$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'
81   NATIVE_LIB_DIRS='/usr/local/lib /usr/ccs/lib /lib /usr/lib'
82   ;;
84 i[3456]86-sequent-ptx* | i[3456]86-sequent-sysv*)
85   HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
86   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
87   ;;
89 i[3456]86-*-sysv*)
90   HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; fi`'
91   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; fi` /lib/crtn.o'
92   ;;
94 i[3456]86-*-solaris*)
95   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 ${CC} -print-file-name=crtbegin.o; fi`'
96   HOSTING_LIBS="$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`'
97   NATIVE_LIB_DIRS='/usr/local/lib /usr/ccs/lib /lib /usr/lib'
98   ;;
100 i[3456]86-*-sco* | i[3456]86-*-isc*)
101   # In some configurations gcc does not use crtbegin.o and crtend.o.
102   # In that case gcc -print-file-name=crtbegin.o will simply print
103   # crtbegin.o.  We create dummy crtbegin.o and crtend.o files to
104   # handle this.
105   echo "int dummy_crtbegin () { return 0; }" > crtbegin.c
106   ${CC} -c crtbegin.c -o crtbegin.o
107   rm -f crtbegin.c
108   echo "int dummy_crteng () { return 0; }" > crtend.c
109   ${CC} -c crtend.c -o crtend.o
110   rm -f crtend.c
111   HOSTING_CRT0='/lib/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
112   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi` /lib/crtn.o'
113   ;;
115 i[3456]86-*-lynxos*)
116   HOSTING_CRT0=/lib/init1.o
117   HOSTING_LIBS="$HOSTING_LIBS"' -lm /lib/initn.o'
118   ;;
120 i[3456]86-pc-interix*)
121   HOSTING_CRT0='$$INTERIX_ROOT/usr/lib/crt0.o'
122   NATIVE_LIB_DIRS='/usr/local/lib $$INTERIX_ROOT/usr/lib /lib /usr/lib'
123   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'
124   ;;
126 i[3456]86-*-cygwin*)
127   HOSTING_LIBS="$HOSTING_LIBS"' -lcygwin -luser32 -lkernel32 -ladvapi32 -lshell32 `if [ -f ../gcc/libgcc.a ] ; then echo ../gcc/libgcc.a ; else ${CC} -print-libgcc-file-name; fi`'
128   ;;
130 ia64-*-linux-gnu*)
131   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,ld\[^ \]*\*,ld-linux-ia64,g"`
132   ;;
134 ia64-*-aix*)
135   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 ${CC} --print-file-name=crtbegin.o; fi`'
136   HOSTING_LIBS='-L`dirname \`${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`'
137   NATIVE_LIB_DIRS='/usr/local/lib /usr/lib/ia64l64 /lib /usr/lib'
138   ;;
140 mips*-dec-bsd*)
141   HOSTING_CRT0=/usr/lib/crt0.o
142   ;;
144 mips*-sgi-irix4* | mips*-sgi-irix5*)
145   HOSTING_CRT0=/usr/lib/crt1.o
146   HOSTING_LIBS="$HOSTING_LIBS"' /usr/lib/crtn.o'
147   ;;
149 mips*-sgi-irix6*)
150   HOSTING_CRT0='/usr/lib32/crt1.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o ; else ${CC} -print-file-name=crtbegin.o; fi`'
151   HOSTING_LIBS='-L/usr/lib32 '"$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o ; else ${CC} -print-file-name=crtend.o; fi` /usr/lib32/crtn.o -init __do_global_ctors -fini __do_global_dtors'
152   ;;
154 mips*-*-linux-gnu*)
155   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld.so.1,"`
156   ;;
158 m68*-*-linux-gnu*)
159   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld.so.1,"`
160   ;;
162 m68*-*-lynxos*)
163   HOSTING_CRT0=/lib/init1.o
164   HOSTING_LIBS="$HOSTING_LIBS"' -lm /lib/initn.o'
165   ;;
167 m68*-motorola-sysv)
168   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`'
169   HOSTING_LIBS=`echo "$HOSTING_LIBS" | sed -e "s,-lc,-lc881,"`
170   ;;
172 m68*-sun-*)
173   HOSTING_CRT0='/usr/lib/crt0.o /usr/lib/Fcrt1.o -L/usr/lib/fsoft.o'
174   ;;
176 m88*-*-dgux*)
177   HDEFINES=-D__using_DGUX
178   HOSTING_CRT0='/lib/crt0.o -X'
179   HOSTING_LIBS=/usr/sde/m88kbcs/lib/libc.a
180   ;;
182 m88*-motorola-sysv3)
183   HOSTING_CRT0='/lib/crt0.o `if [ -f ../gcc/crtbegin.o ]; then echo ../gcc/crtbegin.o; else ${CC} -print-file-name=crtbegin.o; fi`'
184   HOSTING_LIBS="$HOSTING_LIBS"' `if [ -f ../gcc/crtend.o ]; then echo ../gcc/crtend.o; else ${CC} -print-file-name=crtend.o; fi`'
185   ;;
187 powerpc*-*-linux-gnu*)
188   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld.so.1,"`
189   ;;
191 s390x-*-linux-gnu*)
192   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld64.so.1,"`
193   ;;
195 s390-*-linux-gnu*)
196   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld.so.1,"`
197   ;;
199 sparc*-*-solaris2*)
200   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 ${CC} -print-file-name=crtbegin.o; fi`'
201   HOSTING_LIBS="$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 ${CC} -print-file-name=crtn.o; fi`'
202   NATIVE_LIB_DIRS='/usr/local/lib /usr/ccs/lib /lib /usr/lib'
203   ;;
205 sparc-*-linux-gnu*)
206   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib/ld-linux.so.2,"`
207   ;;
209 sparc64-*-linux-gnu*)
210   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib64/ld-linux.so.2,"`
211   ;;
213 x86_64-*-linux-gnu*)
214   HOSTING_CRT0=`echo "$HOSTING_CRT0" | sed -e "s,\\\`egrep.*\"\\\`,/lib64/ld-linux-x86-64.so.2,"`
215   ;;
217 *-*-freebsd*)
218   ;;
220 *-*-linux*)
221   ;;
223 *-*-netbsd*)
224   # NetBSD typically does not use the GCC crtstuff, so ignore it.
225   HOSTING_CRT0='-dynamic-linker /usr/libexec/ld.elf_so /usr/lib/crt0.o /usr/lib/crtbegin.o'
226   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'
227   ;;
229 alpha*-*-*)
230   HOSTING_CRT0=/usr/ccs/lib/crt0.o
231   NATIVE_LIB_DIRS='/usr/local/lib /usr/ccs/lib /lib /usr/lib'
232   ;;
234 esac