* scripttempl/aout.sc: Pad .text to DATA_ALIGNMENT if relocating;
[deliverable/binutils-gdb.git] / bfd / configure.in
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1# This file is a shell script that supplies the information necessary
2# to tailor a template configure script into the configure script
3# appropriate for this directory. For more information, check any
4# existing configure script.
5
3b4f1a5d 6configdirs="doc"
21c9f626 7srctrigger=libbfd.c
5b2765bf 8srcname="BFD"
d89b9f99 9target_dependent=true
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10host64=false
11target64=false
12want64=false
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13
14# per-host:
15
5a5fa368 16. ${srcdir}/configure.host
4dfe09da 17
5b2765bf 18# Set up to make a link between the host's include file and "sysdep.h".
5868184b 19files="hosts/${my_host}.h"
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20links="sysdep.h"
21
d89b9f99 22if [ ! -f ${srcdir}/${files} ] ; then
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23 files=../bfd/hosts/std-host.h
24 echo "[${srcname} has no specific support for host ${host} -- using std-host]"
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25fi
26
5b2765bf 27host_makefile_frag=
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28if [ -f ${srcdir}/config/${my_host}.mh ] ; then
29 host_makefile_frag=config/${my_host}.mh
5b2765bf 30fi
4dfe09da 31
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32# per-target:
33
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34# Canonicalize the secondary target names.
35if [ -n "$with_targets" ]; then
36 for targ in `echo $with_targets | sed 's/,/ /g'`
37 do
38 result=`$configsub $targ 2>/dev/null`
39 if [ -n "$result" ]; then
40 canon_targets="$canon_targets $result"
41 else
42 # Allow targets that config.sub doesn't recognize, like "all".
43 canon_targets="$canon_targets $targ"
44 fi
45 done
46fi
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47
48all_targets=false
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49
50for targ in $target $canon_targets
5f9a2245 51do
cf39664e 52 bfd_target=`$srcdir/config.bfd $targ`
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53
54 if [ "x$bfd_target" = "xall" ]; then
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55 all_targets=true
56 else
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57 if [ ! -f ${srcdir}/config/${bfd_target}.mt ] ; then
58 echo '***' No file ${srcdir}/config/${bfd_target}.mt 1>&2
59 echo '***' BFD does not support target ${bfd_target} 1>&2
03f4cf99 60 echo '***' Look in bfd/config.bfd for supported targets 1>&2
5f9a2245 61 exit 1
5b2765bf 62 fi
4dfe09da 63
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64 if [ "x$targ" = "x$target" ]; then
65 target_makefile_frag=${srcdir}/config/${bfd_target}.mt
5f9a2245 66 else
180acef5 67 target_extra_frags="$target_extra_frags ${srcdir}/config/${bfd_target}.mt"
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68 fi
69 fi
70done
71
a339de27 72# We don't do any links based on the target system, just makefile config.
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73
74# post-target:
75
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76rm -f Makefile.tmp Makefile.2
77mv Makefile Makefile.tmp
78
b32ae8e2 79case ${with_64_bit_bfd} in
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80 yes) want64=true ;;
81 no | "") want64=false ;;
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82 *)
83 echo "*** bad value \"${with_64_bit_bfd}\" for 64-bit-bfd flag; ignored" 1>&2
84 ;;
85esac
86
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87# This processing still needs to be done if we're to decide properly whether
88# 64-bit support needs to be compiled in. Currently, it will be included if
89# the default or any other explicitly requested target requires it; it
90# will not be included on a 32-bit host if no 64-bit target is requested, and
91# no "--with-64-bit-bfd" option is given, even if "--with-targets=all" is
92# used.
93
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94# The default vector in the primary target.
95DEFAULT_VECTOR=`sed -n '
96s/DEFAULT_VECTOR[ ]*=[ ]*\([^ ]*\)/\1/p
97' $target_makefile_frag`
98
ffe26398 99allfrags="$target_makefile_frag $target_extra_frags"
5f9a2245 100
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101# The default and selected vectors in all the configured targets.
102SELECT_VECS=`sed -n '
103s/DEFAULT_VECTOR[ ]*=[ ]*\([^ ]*\)/\1/p
104s/SELECT_VECS[ ]*=[ ]*\([^ ]*\)/\1/p
105' $allfrags`
106# uniq the list.
107f=""
108for i in $SELECT_VECS ; do
109 case " $f " in
110 *" $i "*) ;;
111 *) f="$f $i" ;;
112 esac
113done
114SELECT_VECS="$f"
115
116# The architectures in all the configured targets.
117SELECT_ARCHITECTURES=`sed -n '
118s/SELECT_ARCHITECTURES[ ]*=[ ]*//p
119' $allfrags`
120# uniq the list.
121f=""
122for i in $SELECT_ARCHITECTURES ; do
123 case " $f " in
124 *" $i "*) ;;
125 *) f="$f $i" ;;
126 esac
127done
128SELECT_ARCHITECTURES="$f"
5f9a2245 129
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130# Target backend .o files.
131tb=
132
133for vec in $SELECT_VECS
134do
135 case "$vec" in
136 # This list is alphabetized to make it easy to compare
137 # with the two vector lists in targets.c.
138 a29kcoff_big_vec) tb="$tb coff-a29k.o" ;;
139 a_out_adobe_vec) tb="$tb aout-adobe.o aout32.o stab-syms.o" ;;
140 aout_mips_big_vec) tb="$tb mipsbsd.o aout32.o stab-syms.o" ;;
141 aout_mips_little_vec) tb="$tb mipsbsd.o aout32.o stab-syms.o" ;;
2487f88f 142 apollocoff_vec) tb="$tb coff-apollo.o" ;;
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143 b_out_vec_big_host) tb="$tb bout.o aout32.o stab-syms.o" ;;
144 b_out_vec_little_host) tb="$tb bout.o aout32.o stab-syms.o" ;;
145 bfd_elf32_big_generic_vec) tb="$tb elf32-gen.o elf32.o elf.o" ;;
146 bfd_elf32_bigmips_vec) tb="$tb elf32-mips.o elf32.o elf.o" ;;
147 bfd_elf32_hppa_vec) tb="$tb elf32-hppa.o elf32.o elf.o" ;;
148 bfd_elf32_i386_vec) tb="$tb elf32-i386.o elf32.o elf.o" ;;
149 bfd_elf32_i860_vec) tb="$tb elf32-i860.o elf32.o elf.o" ;;
150 bfd_elf32_little_generic_vec) tb="$tb elf32-gen.o elf32.o elf.o" ;;
151 bfd_elf32_littlemips_vec) tb="$tb elf32-mips.o elf32.o elf.o" ;;
152 bfd_elf32_m68k_vec) tb="$tb elf32-m68k.o elf32.o elf.o" ;;
153 bfd_elf32_m88k_vec) tb="$tb elf32-m88k.o elf32.o elf.o" ;;
154 bfd_elf32_sparc_vec) tb="$tb elf32-sparc.o elf32.o elf.o" ;;
155 bfd_elf64_big_generic_vec) tb="$tb elf64-gen.o elf64.o elf.o"
7adbe989 156 target64=true ;;
ffe26398 157 bfd_elf64_little_generic_vec) tb="$tb elf64-gen.o elf64.o elf.o"
7adbe989 158 target64=true ;;
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159# start-sanitize-v9
160 bfd_elf64_sparc_vec) tb="$tb elf64-sparc.o elf64.o elf.o"
7adbe989 161 target64=true ;;
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162# end-sanitize-v9
163 demo_64_vec) tb="$tb demo64.o aout64.o stab-syms.o"
7adbe989 164 target64=true ;;
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165 ecoff_big_vec) tb="$tb coff-mips.o" ;;
166 ecoff_little_vec) tb="$tb coff-mips.o" ;;
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167 ecoffalpha_little_vec) tb="$tb coff-alpha.o"
168 target64=true ;;
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169 h8300coff_vec) tb="$tb coff-h8300.o reloc16.o" ;;
170 h8500coff_vec) tb="$tb coff-h8500.o reloc16.o" ;;
171 host_aout_vec) tb="$tb host-aout.o aout32.o stab-syms.o" ;;
172 hp300bsd_vec) tb="$tb hp300bsd.o aout32.o stab-syms.o" ;;
173 hp300hpux_vec) tb="$tb hp300hpux.o aout32.o stab-syms.o" ;;
2487f88f 174 som_vec) tb="$tb som.o" ;;
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175 i386aout_vec) tb="$tb i386aout.o aout32.o stab-syms.o" ;;
176 i386bsd_vec) tb="$tb i386bsd.o aout32.o stab-syms.o" ;;
177 netbsd386_vec) tb="$tb netbsd386.o aout32.o stab-syms.o" ;;
178 i386coff_vec) tb="$tb coff-i386.o" ;;
179 i386linux_vec) tb="$tb i386linux.o aout32.o stab-syms.o" ;;
48ee0757 180 i386lynx_aout_vec) tb="$tb i386lynx.o lynx-core.o aout32.o stab-syms.o" ;;
c9368a3b 181 i386lynx_coff_vec) tb="$tb cf-i386lynx.o lynx-core.o stab-syms.o" ;;
5dac2dd5 182 i386mach3_vec) tb="$tb i386mach3.o aout32.o stab-syms.o" ;;
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183 icoff_big_vec) tb="$tb coff-i960.o" ;;
184 icoff_little_vec) tb="$tb coff-i960.o" ;;
185 ieee_vec) tb="$tb ieee.o" ;;
186 m68kcoff_vec) tb="$tb coff-m68k.o" ;;
187 m68kcoffun_vec) tb="$tb coff-u68k.o coff-m68k.o" ;;
48ee0757 188 m68klynx_aout_vec) tb="$tb m68klynx.o lynx-core.o aout32.o stab-syms.o" ;;
c9368a3b 189 m68klynx_coff_vec) tb="$tb cf-m68klynx.o coff-m68k.o lynx-core.o stab-syms.o" ;;
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190 m88kbcs_vec) tb="$tb coff-m88k.o" ;;
191 newsos3_vec) tb="$tb newsos3.o aout32.o stab-syms.o" ;;
192 nlm32_big_generic_vec) tb="$tb nlm32-gen.o nlm32.o nlm.o" ;;
193 nlm32_i386_vec) tb="$tb nlm32-i386.o nlm32.o nlm.o" ;;
5dac2dd5 194 nlm32_sparc_vec) tb="$tb nlm32-sparc.o nlm32.o nlm.o" ;;
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195 nlm32_little_generic_vec) tb="$tb nlm32-gen.o nlm32.o nlm.o" ;;
196 nlm64_big_generic_vec) tb="$tb nlm64-gen.o nlm64.o nlm.o"
7adbe989 197 target64=true ;;
ffe26398 198 nlm64_little_generic_vec) tb="$tb nlm64-gen.o nlm64.o nlm.o"
7adbe989 199 target64=true ;;
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200 rs6000coff_vec) tb="$tb coff-rs6000.o" ;;
201 shcoff_vec) tb="$tb coff-sh.o reloc16.o" ;;
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202 sparclynx_aout_vec) tb="$tb sparclynx.o lynx-core.o aout32.o stab-syms.o" ;;
203 sparclynx_coff_vec) tb="$tb cf-sparclynx.o lynx-core.o stab-syms.o" ;;
6a6676fb 204 sparccoff_vec) tb="$tb coff-sparc.o" ;;
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205 sunos_big_vec) tb="$tb sunos.o aout32.o stab-syms.o" ;;
206 tekhex_vec) tb="$tb tekhex.o" ;;
207 we32kcoff_vec) tb="$tb coff-we32k.o" ;;
208 z8kcoff_vec) tb="$tb coff-z8k.o reloc16.o" ;;
209
210 srec_vec) tb="$tb srec.o" ;;
211 symbolsrec_vec) tb="$tb srec.o" ;;
212
213 "") ;;
214 *) echo "*** unknown target vector $vec" 1>&2; exit 1 ;;
215 esac
216done
5f9a2245 217
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218# Target architecture .o files.
219ta=`echo $SELECT_ARCHITECTURES | sed -e s/bfd_/cpu-/g -e s/_arch/.o/g`
5f9a2245 220
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221# Weed out duplicate .o files.
222f=""
223for i in $tb ; do
224 case " $f " in
225 *" $i "*) ;;
226 *) f="$f $i" ;;
227 esac
228done
229tb="$f"
230
231f=""
232for i in $ta ; do
233 case " $f " in
234 *" $i "*) ;;
235 *) f="$f $i" ;;
236 esac
237done
238ta="$f"
5f9a2245 239
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240bfd_backends="$tb"
241bfd_machines="$ta"
5f9a2245 242
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243if [ x${all_targets} = xtrue ]; then
244 bfd_backends="${bfd_backends}"' $(ALL_BACKENDS)'
245 bfd_machines="${bfd_machines}"' $(ALL_MACHINES)'
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246else # all_targets is true
247 # Only set these if they will be nonempty, for the clever echo.
248 test -n "$SELECT_VECS" &&
249 selvecs=`echo $SELECT_VECS | sed -e 's/^/\&/' -e 's/ \(.\)/,\&\1/g'`
250 test -n "SELECT_ARCHITECTURES" &&
251 selarchs=`echo $SELECT_ARCHITECTURES | sed -e 's/ \(.\)/,\1/g'`
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252fi # all_targets is true
253
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254case ${host64}-${target64}-${want64} in
255 *true*)
256 wordsize=64
257 all_backends='$(BFD64_BACKENDS) $(BFD32_BACKENDS)'
258 ;;
259 false-false-false)
260 wordsize=32
261 all_backends='$(BFD32_BACKENDS)'
262 ;;
263esac
264
265echo WORDSIZE=${wordsize} >> Makefile.2
266echo ALL_BACKENDS=${all_backends} >> Makefile.2
267echo BFD_BACKENDS=${bfd_backends} >> Makefile.2
268echo BFD_MACHINES=${bfd_machines} >> Makefile.2
269
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270test -n "$DEFAULT_VECTOR" && defvec="$DEFAULT_VECTOR"
271
272echo "TDEFAULTS = \
273${defvec+-DDEFAULT_VECTOR=$defvec} \
274${selvecs+-DSELECT_VECS='$selvecs'} \
275${selarchs+-DSELECT_ARCHITECTURES='$selarchs'}" \
276 >> Makefile.2
c812942f 277
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278cat Makefile.tmp >> Makefile.2
279rm -f Makefile.tmp
280mv Makefile.2 Makefile
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