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252b5132 RH |
1 | #!/bin/sh |
2 | # genscripts.sh - generate the ld-emulation-target specific files | |
82704155 | 3 | # Copyright (C) 2004-2019 Free Software Foundation, Inc. |
f96b4a7b NC |
4 | # |
5 | # This file is part of the Gnu Linker. | |
6 | # | |
7 | # This program is free software; you can redistribute it and/or modify | |
8 | # it under the terms of the GNU General Public License as published by | |
9 | # the Free Software Foundation; either version 3, or (at your option) | |
10 | # any later version. | |
11 | # | |
12 | # This program is distributed in the hope that it will be useful, | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | # GNU General Public License for more details. | |
16 | # | |
17 | # You should have received a copy of the GNU General Public License | |
18 | # along with GLD; see the file COPYING. If not, write to the Free | |
19 | # Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA | |
20 | # 02110-1301, USA. | |
252b5132 | 21 | # |
8fbdf3ab AM |
22 | # Usage: genscripts_extra.sh \ |
23 | # srcdir \ | |
24 | # libdir \ | |
dfcffada | 25 | # prefix \ |
8fbdf3ab AM |
26 | # exec_prefix \ |
27 | # host \ | |
28 | # target \ | |
29 | # target_alias \ | |
30 | # default_emulation \ | |
31 | # native_lib_dirs \ | |
32 | # use_sysroot \ | |
02ecc8e9 | 33 | # enable_initfini_array \ |
8fbdf3ab AM |
34 | # this_emulation \ |
35 | # optional: | |
ce46249c | 36 | # tool_dir |
252b5132 RH |
37 | # |
38 | # Sample usage: | |
8fbdf3ab AM |
39 | # |
40 | # genscripts_extra.sh \ | |
41 | # /sources/ld \ | |
42 | # /usr/local/lib \ | |
43 | # /usr/local \ | |
dfcffada | 44 | # /usr/local \ |
8fbdf3ab AM |
45 | # sparc-sun-sunos4.1.3 \ |
46 | # sparc-sun-sunos4.1.3 \ | |
47 | # sparc-sun-sunos4.1.3 \ | |
48 | # sun4 \ | |
49 | # "" \ | |
50 | # no \ | |
51 | # sun3 \ | |
52 | # sparc-sun-sunos4.1.3 \ | |
53 | # sparc.sh | |
54 | # | |
55 | # produces the linker scripts: | |
56 | # | |
57 | # sun3.x [default linker script] | |
58 | # sun3.xbn [used when the linker is invoked with "-N"] | |
59 | # sun3.xn [used when the linker is invoked with "-n"] | |
60 | # sun3.xr [used when the linker is invoked with "-r"] | |
61 | # sun3.xu [used when the linker is invoked with "-Ur"] | |
a3813728 AK |
62 | # |
63 | # depending on platform specific settings linker scripts with the | |
64 | # following suffixes might be generated as well: | |
65 | # | |
66 | # xdwe: -pie -z combreloc -z separate-code -z now | |
67 | # xdw: -pie -z combreloc -z relro -z now | |
68 | # xdceo: -pie -z combreloc -z separate-code -z relro | |
69 | # xdce: -pie -z combreloc -z separate-code | |
70 | # xdco: -pie -z combreloc -z relro | |
71 | # xdc: -pie -z combreloc | |
72 | # xdeo: -pie -z separate-code -z relro | |
73 | # xde: -pie -z separate-code | |
74 | # xdo: -pie -z relro | |
75 | # xd: -pie | |
76 | # | |
77 | # xswe: -shared -z combreloc -z separate-code -z now | |
78 | # xsw: -shared -z combreloc -z relro -z now | |
79 | # xsceo: -shared -z combreloc -z separate-code -z relro | |
80 | # xsce: -shared -z combreloc -z separate-code | |
81 | # xsco: -shared -z combreloc -z relro | |
82 | # xsc: -shared -z combreloc | |
83 | # xseo: -shared -z separate-code -z relro | |
84 | # xse: -shared -z separate-code | |
85 | # xso: -shared -z relro | |
86 | # xs: -shared | |
87 | # | |
88 | # xwe: -z combreloc -z separate-code -z now | |
89 | # xw: -z combreloc -z relro -z now | |
90 | # xceo: -z combreloc -z separate-code -z relro | |
91 | # xce: -z combreloc -z separate-code | |
92 | # xco: -z combreloc -z relro | |
93 | # xc: -z combreloc | |
94 | # xeo: -z separate-code -z relro | |
95 | # xe: -z separate-code | |
96 | # xo: -z relro | |
97 | # | |
8fbdf3ab AM |
98 | # |
99 | # It also produced the C source file: | |
100 | # | |
101 | # em_sun3.c | |
102 | # | |
103 | # which is then compiled into the linker. | |
104 | # | |
105 | # The linker scripts are created by running the shell script | |
106 | # /sources/ld/emulparams/sparc.sh to set the value of ${SCRIPT_NAME} | |
107 | # (and any other variables it wants to). ${SCRIPT_NAME} is then | |
108 | # invoked with a variable called ${LD_FLAG} to tell it which version | |
109 | # of the linker script to create. | |
110 | ||
252b5132 RH |
111 | |
112 | srcdir=$1 | |
113 | libdir=$2 | |
dfcffada AM |
114 | prefix=$3 |
115 | exec_prefix=$4 | |
116 | host=$5 | |
117 | target=$6 | |
118 | target_alias=$7 | |
119 | EMULATION_LIBPATH=$8 | |
120 | NATIVE_LIB_DIRS=$9 | |
d9fc3714 | 121 | shift 9 |
dfcffada | 122 | use_sysroot=$1 |
02ecc8e9 L |
123 | ENABLE_INITFINI_ARRAY=$2 |
124 | EMULATION_NAME=$3 | |
125 | TOOL_LIB=$4 | |
252b5132 RH |
126 | |
127 | # Include the emulation-specific parameters: | |
ce46249c | 128 | CUSTOMIZER_SCRIPT="${srcdir}/emulparams/${EMULATION_NAME}.sh" |
f50230ae | 129 | . ${CUSTOMIZER_SCRIPT} |
252b5132 RH |
130 | |
131 | if test -d ldscripts; then | |
132 | true | |
133 | else | |
134 | mkdir ldscripts | |
135 | fi | |
136 | ||
9c8ebd6a DJ |
137 | # Set some flags for the emultempl scripts. USE_LIBPATH will |
138 | # be set for any libpath-using emulation; NATIVE will be set for a | |
139 | # libpath-using emulation where ${host} = ${target}. NATIVE | |
140 | # may already have been set by the emulparams file, but that's OK | |
141 | # (it'll just get set to "yes" twice). | |
142 | ||
143 | case " $EMULATION_LIBPATH " in | |
144 | *" ${EMULATION_NAME} "*) | |
145 | if [ "x${host}" = "x${target}" ] ; then | |
146 | NATIVE=yes | |
147 | USE_LIBPATH=yes | |
148 | elif [ "x${use_sysroot}" = "xyes" ] ; then | |
149 | USE_LIBPATH=yes | |
150 | fi | |
151 | ;; | |
152 | esac | |
153 | ||
154 | # If the emulparams file sets NATIVE, make sure USE_LIBPATH is set also. | |
155 | if test "x$NATIVE" = "xyes" ; then | |
156 | USE_LIBPATH=yes | |
157 | fi | |
158 | ||
252b5132 RH |
159 | # Set the library search path, for libraries named by -lfoo. |
160 | # If LIB_PATH is defined (e.g., by Makefile) and non-empty, it is used. | |
161 | # Otherwise, the default is set here. | |
162 | # | |
163 | # The format is the usual list of colon-separated directories. | |
164 | # To force a logically empty LIB_PATH, do LIBPATH=":". | |
9c8ebd6a DJ |
165 | # |
166 | # If we are using a sysroot, prefix library paths with "=" to indicate this. | |
167 | # | |
168 | # If the emulparams file set LIBPATH_SUFFIX, prepend an extra copy of | |
169 | # the library path with the suffix applied. | |
252b5132 | 170 | |
0f70b6b5 AM |
171 | # Paths with LIBPATH_SUFFIX |
172 | lib_path1= | |
173 | # Paths without LIBPATH_SUFFIX | |
174 | lib_path2= | |
175 | if [ "${LIB_PATH}" != ":" ] ; then | |
176 | lib_path2=${LIB_PATH} | |
177 | fi | |
1dd3bf68 | 178 | |
0f70b6b5 AM |
179 | # Add args to lib_path1 and lib_path2, discarding any duplicates |
180 | append_to_lib_path() | |
181 | { | |
182 | if [ $# != 0 ]; then | |
183 | for lib in "$@"; do | |
184 | # The "=" is harmless if we aren't using a sysroot, but also needless. | |
185 | if [ "x${use_sysroot}" = "xyes" ] ; then | |
186 | lib="=${lib}" | |
187 | fi | |
f6f6c679 | 188 | skip_lib=no |
10d98088 | 189 | for libpath_suffix in ${LIBPATH_SUFFIX}; do |
0f70b6b5 | 190 | case "${lib}" in |
10d98088 | 191 | *${libpath_suffix}) |
0f70b6b5 AM |
192 | case :${lib_path1}: in |
193 | *:${lib}:*) ;; | |
194 | ::) lib_path1=${lib} ;; | |
195 | *) lib_path1=${lib_path1}:${lib} ;; | |
196 | esac ;; | |
197 | *) | |
f6f6c679 L |
198 | if test -n "${LIBPATH_SUFFIX_SKIP}"; then |
199 | case "${lib}" in | |
200 | *${LIBPATH_SUFFIX_SKIP}) skip_lib=yes ;; | |
201 | esac | |
202 | fi | |
203 | if test "${skip_lib}" = "no"; then | |
204 | case :${lib_path1}: in | |
10d98088 JW |
205 | *:${lib}${libpath_suffix}:*) ;; |
206 | ::) lib_path1=${lib}${libpath_suffix} ;; | |
207 | *) lib_path1=${lib_path1}:${lib}${libpath_suffix} ;; | |
f6f6c679 L |
208 | esac |
209 | fi ;; | |
210 | esac | |
10d98088 | 211 | done |
f6f6c679 L |
212 | if test "${skip_lib}" = "no"; then |
213 | case :${lib_path1}:${lib_path2}: in | |
214 | *:${lib}:*) ;; | |
215 | *::) lib_path2=${lib} ;; | |
216 | *) lib_path2=${lib_path2}:${lib} ;; | |
0f70b6b5 AM |
217 | esac |
218 | fi | |
0f70b6b5 AM |
219 | done |
220 | fi | |
221 | } | |
222 | ||
223 | # Always search $(tooldir)/lib, aka /usr/local/TARGET/lib when native | |
224 | # except when LIBPATH=":". | |
225 | if [ "${LIB_PATH}" != ":" ] ; then | |
226 | libs= | |
227 | if [ "x${TOOL_LIB}" = "x" ] ; then | |
228 | if [ "x${NATIVE}" = "xyes" ] ; then | |
229 | libs="${exec_prefix}/${target_alias}/lib" | |
d460ab58 | 230 | fi |
0f70b6b5 AM |
231 | else |
232 | # For multilib'ed targets, ensure both ${target_alias}/lib${LIBPATH_SUFFIX} | |
233 | # and ${TOOL_LIB}/lib${LIBPATH_SUFFIX} are in the default search path, | |
234 | # because 64bit libraries may be in both places, depending on | |
235 | # cross-development setup method (e.g.: /usr/s390x-linux/lib64 | |
236 | # vs. /usr/s390-linux/lib64) | |
10d98088 JW |
237 | for libpath_suffix in ${LIBPATH_SUFFIX}; do |
238 | case "${NATIVE}:${libpath_suffix}:${TOOL_LIB}" in | |
239 | :* | *::* | *:*:*${libpath_suffix}) ;; | |
240 | *) libs="${exec_prefix}/${target_alias}/lib${libpath_suffix}" ;; | |
241 | esac | |
242 | done | |
0f70b6b5 AM |
243 | libs="${exec_prefix}/${TOOL_LIB}/lib ${libs}" |
244 | fi | |
245 | append_to_lib_path ${libs} | |
252b5132 RH |
246 | fi |
247 | ||
0f70b6b5 AM |
248 | if [ "x${LIB_PATH}" = "x" ] && [ "x${USE_LIBPATH}" = xyes ] ; then |
249 | libs=${NATIVE_LIB_DIRS} | |
250 | if [ "x${NATIVE}" = "xyes" ] ; then | |
251 | case " ${libs} " in | |
252 | *" ${libdir} "*) ;; | |
253 | *) libs="${libdir} ${libs}" ;; | |
33423b7f MF |
254 | esac |
255 | fi | |
0f70b6b5 | 256 | append_to_lib_path ${libs} |
9c8ebd6a | 257 | fi |
252b5132 | 258 | |
0f70b6b5 AM |
259 | case :${lib_path1}:${lib_path2}: in |
260 | *:: | ::*) LIB_PATH=${lib_path1}${lib_path2} ;; | |
261 | *) LIB_PATH=${lib_path1}:${lib_path2} ;; | |
262 | esac | |
263 | ||
eb3d6bb8 | 264 | LIB_SEARCH_DIRS=`echo ${LIB_PATH} | sed -e 's/:/ /g' -e 's/\([^ ][^ ]*\)/SEARCH_DIR(\\"\1\\");/g'` |
252b5132 | 265 | |
cdaeef2e | 266 | # We need it for testsuite. |
dc4f76f8 L |
267 | set $EMULATION_LIBPATH |
268 | if [ "x$1" = "x$EMULATION_NAME" ]; then | |
cdaeef2e | 269 | test -d tmpdir || mkdir tmpdir |
dc4f76f8 | 270 | rm -f tmpdir/libpath.exp |
cdaeef2e | 271 | echo "set libpath \"${LIB_PATH}\"" | sed -e 's/:/ /g' > tmpdir/libpath.exp |
dc4f76f8 | 272 | fi |
cdaeef2e | 273 | |
252b5132 RH |
274 | # Generate 5 or 6 script files from a master script template in |
275 | # ${srcdir}/scripttempl/${SCRIPT_NAME}.sh. Which one of the 5 or 6 | |
276 | # script files is actually used depends on command line options given | |
277 | # to ld. (SCRIPT_NAME was set in the emulparams_file.) | |
278 | # | |
279 | # A .x script file is the default script. | |
280 | # A .xr script is for linking without relocation (-r flag). | |
281 | # A .xu script is like .xr, but *do* create constructors (-Ur flag). | |
282 | # A .xn script is for linking with -n flag (mix text and data on same page). | |
283 | # A .xbn script is for linking with -N flag (mix text and data on same page). | |
284 | # A .xs script is for generating a shared library with the --shared | |
285 | # flag; it is only generated if $GENERATE_SHLIB_SCRIPT is set by the | |
286 | # emulation parameters. | |
db6751f2 JJ |
287 | # A .xc script is for linking with -z combreloc; it is only generated if |
288 | # $GENERATE_COMBRELOC_SCRIPT is set by the emulation parameters or | |
289 | # $SCRIPT_NAME is "elf". | |
290 | # A .xsc script is for linking with --shared -z combreloc; it is generated | |
291 | # if $GENERATE_COMBRELOC_SCRIPT is set by the emulation parameters or | |
292 | # $SCRIPT_NAME is "elf" and $GENERATE_SHLIB_SCRIPT is set by the emulation | |
293 | # parameters too. | |
294 | ||
295 | if [ "x$SCRIPT_NAME" = "xelf" ]; then | |
296 | GENERATE_COMBRELOC_SCRIPT=yes | |
297 | fi | |
252b5132 | 298 | |
1ddd7b13 | 299 | SEGMENT_SIZE=${SEGMENT_SIZE-${MAXPAGESIZE-${TARGET_PAGE_SIZE}}} |
252b5132 RH |
300 | |
301 | # Determine DATA_ALIGNMENT for the 5 variants, using | |
8fbdf3ab | 302 | # values specified in the emulparams/<script_to_run>.sh file or default. |
252b5132 RH |
303 | |
304 | DATA_ALIGNMENT_="${DATA_ALIGNMENT_-${DATA_ALIGNMENT-ALIGN(${SEGMENT_SIZE})}}" | |
305 | DATA_ALIGNMENT_n="${DATA_ALIGNMENT_n-${DATA_ALIGNMENT_}}" | |
306 | DATA_ALIGNMENT_N="${DATA_ALIGNMENT_N-${DATA_ALIGNMENT-.}}" | |
307 | DATA_ALIGNMENT_r="${DATA_ALIGNMENT_r-${DATA_ALIGNMENT-}}" | |
308 | DATA_ALIGNMENT_u="${DATA_ALIGNMENT_u-${DATA_ALIGNMENT_r}}" | |
309 | ||
310 | LD_FLAG=r | |
311 | DATA_ALIGNMENT=${DATA_ALIGNMENT_r} | |
312 | DEFAULT_DATA_ALIGNMENT="ALIGN(${SEGMENT_SIZE})" | |
cedd6b0d | 313 | ( echo "/* Script for ld -r: link without relocation */" |
f50230ae | 314 | . ${CUSTOMIZER_SCRIPT} |
179c732c | 315 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 316 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xr |
252b5132 RH |
317 | |
318 | LD_FLAG=u | |
319 | DATA_ALIGNMENT=${DATA_ALIGNMENT_u} | |
320 | CONSTRUCTING=" " | |
cedd6b0d | 321 | ( echo "/* Script for ld -Ur: link w/out relocation, do create constructors */" |
f50230ae | 322 | . ${CUSTOMIZER_SCRIPT} |
179c732c | 323 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 324 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xu |
252b5132 | 325 | |
252b5132 RH |
326 | DATA_ALIGNMENT=${DATA_ALIGNMENT_} |
327 | RELOCATING=" " | |
47acac12 | 328 | LD_FLAG= |
cedd6b0d | 329 | ( echo "/* Default linker script, for normal executables */" |
f50230ae | 330 | . ${CUSTOMIZER_SCRIPT} |
179c732c | 331 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 332 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.x |
252b5132 | 333 | |
47acac12 L |
334 | LD_FLAG=textonly |
335 | ( echo "/* Script for -z separate-code: generate normal executables with separate code segment */" | |
336 | . ${CUSTOMIZER_SCRIPT} | |
337 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
338 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xe | |
339 | ||
a3813728 AK |
340 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
341 | LD_FLAG= | |
342 | RELRO=" " | |
343 | ( echo "/* Script for -z relo: generate normal executables with separate code segment */" | |
344 | . ${CUSTOMIZER_SCRIPT} | |
345 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
346 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xo | |
347 | LD_FLAG=textonly | |
348 | ( echo "/* Script for -z separate-code -z relo: generate normal executables with separate code segment */" | |
349 | . ${CUSTOMIZER_SCRIPT} | |
350 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
351 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xeo | |
352 | unset RELRO | |
353 | fi | |
252b5132 RH |
354 | LD_FLAG=n |
355 | DATA_ALIGNMENT=${DATA_ALIGNMENT_n} | |
cedd6b0d | 356 | ( echo "/* Script for -n: mix text and data on same page */" |
f50230ae | 357 | . ${CUSTOMIZER_SCRIPT} |
179c732c | 358 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 359 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xn |
252b5132 RH |
360 | |
361 | LD_FLAG=N | |
362 | DATA_ALIGNMENT=${DATA_ALIGNMENT_N} | |
cedd6b0d | 363 | ( echo "/* Script for -N: mix text and data on same page; don't align data */" |
f50230ae | 364 | . ${CUSTOMIZER_SCRIPT} |
179c732c | 365 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 366 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xbn |
db6751f2 JJ |
367 | |
368 | if test -n "$GENERATE_COMBRELOC_SCRIPT"; then | |
369 | DATA_ALIGNMENT=${DATA_ALIGNMENT_c-${DATA_ALIGNMENT_}} | |
370 | LD_FLAG=c | |
371 | COMBRELOC=ldscripts/${EMULATION_NAME}.xc.tmp | |
e24d7c12 | 372 | ( echo "/* Script for -z combreloc: combine and sort reloc sections */" |
f50230ae | 373 | . ${CUSTOMIZER_SCRIPT} |
db6751f2 | 374 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 375 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xc |
db6751f2 | 376 | rm -f ${COMBRELOC} |
47acac12 L |
377 | LD_FLAG=ctextonly |
378 | COMBRELOC=ldscripts/${EMULATION_NAME}.xce.tmp | |
379 | ( echo "/* Script for -z combreloc -z separate-code: combine and sort reloc sections with separate code segment */" | |
380 | . ${CUSTOMIZER_SCRIPT} | |
381 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
382 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xce | |
383 | rm -f ${COMBRELOC} | |
8c37241b | 384 | RELRO_NOW=" " |
47acac12 | 385 | LD_FLAG=w |
8c37241b JJ |
386 | COMBRELOC=ldscripts/${EMULATION_NAME}.xw.tmp |
387 | ( echo "/* Script for -z combreloc -z now -z relro: combine and sort reloc sections */" | |
f50230ae | 388 | . ${CUSTOMIZER_SCRIPT} |
8c37241b | 389 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 390 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xw |
8c37241b | 391 | rm -f ${COMBRELOC} |
47acac12 L |
392 | LD_FLAG=wtextonly |
393 | COMBRELOC=ldscripts/${EMULATION_NAME}.xwe.tmp | |
394 | ( echo "/* Script for -z combreloc -z now -z relro -z separate-code: combine and sort reloc sections with separate code segment */" | |
395 | . ${CUSTOMIZER_SCRIPT} | |
396 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
397 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xwe | |
398 | rm -f ${COMBRELOC} | |
db6751f2 | 399 | COMBRELOC= |
8c37241b | 400 | unset RELRO_NOW |
a3813728 AK |
401 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
402 | LD_FLAG=c | |
403 | RELRO=" " | |
404 | COMBRELOC=ldscripts/${EMULATION_NAME}.xco.tmp | |
405 | ( echo "/* Script for -z combreloc -z relro: combine and sort reloc sections */" | |
406 | . ${CUSTOMIZER_SCRIPT} | |
407 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
408 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xco | |
409 | rm -f ${COMBRELOC} | |
410 | LD_FLAG=ctextonly | |
411 | COMBRELOC=ldscripts/${EMULATION_NAME}.xceo.tmp | |
412 | ( echo "/* Script for -z combreloc -z separate-code -z relro: combine and sort reloc sections */" | |
413 | . ${CUSTOMIZER_SCRIPT} | |
414 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
415 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xceo | |
416 | rm -f ${COMBRELOC} | |
417 | COMBRELOC= | |
418 | unset RELRO | |
419 | fi | |
db6751f2 | 420 | fi |
252b5132 RH |
421 | |
422 | if test -n "$GENERATE_SHLIB_SCRIPT"; then | |
252b5132 RH |
423 | DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}} |
424 | CREATE_SHLIB=" " | |
47acac12 | 425 | LD_FLAG=shared |
cedd6b0d JB |
426 | ( |
427 | echo "/* Script for ld --shared: link shared library */" | |
f50230ae | 428 | . ${CUSTOMIZER_SCRIPT} |
179c732c | 429 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 430 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xs |
47acac12 L |
431 | LD_FLAG=sharedtextonly |
432 | ( | |
433 | echo "/* Script for ld --shared -z separate-code: link shared library with separate code segment */" | |
434 | . ${CUSTOMIZER_SCRIPT} | |
435 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
436 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xse | |
a3813728 AK |
437 | |
438 | if test -n "$GENERATE_RELRO_SCRIPT"; then | |
439 | RELRO=" " | |
440 | LD_FLAG=shared | |
441 | ( | |
442 | echo "/* Script for ld --shared -z relro: link shared library */" | |
443 | . ${CUSTOMIZER_SCRIPT} | |
444 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
445 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xso | |
446 | LD_FLAG=sharedtextonly | |
447 | ( | |
448 | echo "/* Script for ld --shared -z relro -z separate-code: link shared library with separate code segment */" | |
449 | . ${CUSTOMIZER_SCRIPT} | |
450 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
451 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xseo | |
452 | unset RELRO | |
453 | fi | |
db6751f2 | 454 | if test -n "$GENERATE_COMBRELOC_SCRIPT"; then |
db6751f2 | 455 | DATA_ALIGNMENT=${DATA_ALIGNMENT_sc-${DATA_ALIGNMENT}} |
47acac12 | 456 | LD_FLAG=cshared |
8c37241b | 457 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsc.tmp |
cedd6b0d | 458 | ( echo "/* Script for --shared -z combreloc: shared library, combine & sort relocs */" |
f50230ae | 459 | . ${CUSTOMIZER_SCRIPT} |
db6751f2 | 460 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 461 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsc |
db6751f2 | 462 | rm -f ${COMBRELOC} |
47acac12 L |
463 | LD_FLAG=csharedtextonly |
464 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsce.tmp | |
465 | ( echo "/* Script for --shared -z combreloc -z separate-code: shared library, combine & sort relocs with separate code segment */" | |
466 | . ${CUSTOMIZER_SCRIPT} | |
467 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
468 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsce | |
469 | rm -f ${COMBRELOC} | |
8c37241b | 470 | RELRO_NOW=" " |
47acac12 | 471 | LD_FLAG=wshared |
8c37241b JJ |
472 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsw.tmp |
473 | ( echo "/* Script for --shared -z combreloc -z now -z relro: shared library, combine & sort relocs */" | |
f50230ae | 474 | . ${CUSTOMIZER_SCRIPT} |
8c37241b | 475 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 476 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsw |
8c37241b | 477 | rm -f ${COMBRELOC} |
47acac12 L |
478 | LD_FLAG=wsharedtextonly |
479 | COMBRELOC=ldscripts/${EMULATION_NAME}.xswe.tmp | |
480 | ( echo "/* Script for --shared -z combreloc -z now -z relro -z separate-code: shared library, combine & sort relocs with separate code segment */" | |
481 | . ${CUSTOMIZER_SCRIPT} | |
482 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
483 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xswe | |
484 | rm -f ${COMBRELOC} | |
8c37241b | 485 | unset RELRO_NOW |
a3813728 AK |
486 | |
487 | if test -n "$GENERATE_RELRO_SCRIPT"; then | |
488 | LD_FLAG=wshared | |
489 | RELRO=" " | |
490 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsco.tmp | |
491 | ( echo "/* Script for --shared -z combreloc -z relro: shared library, combine & sort relocs with separate code segment */" | |
492 | . ${CUSTOMIZER_SCRIPT} | |
493 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
494 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsco | |
495 | rm -f ${COMBRELOC} | |
496 | LD_FLAG=wsharedtextonly | |
497 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsceo.tmp | |
498 | ( echo "/* Script for --shared -z combreloc -z relro -z separate-code: shared library, combine & sort relocs with separate code segment */" | |
499 | . ${CUSTOMIZER_SCRIPT} | |
500 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
501 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsceo | |
502 | rm -f ${COMBRELOC} | |
503 | unset RELRO | |
504 | fi | |
505 | COMBRELOC= | |
db6751f2 | 506 | fi |
36af4a4e JJ |
507 | unset CREATE_SHLIB |
508 | fi | |
509 | ||
510 | if test -n "$GENERATE_PIE_SCRIPT"; then | |
36af4a4e JJ |
511 | DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}} |
512 | CREATE_PIE=" " | |
47acac12 | 513 | LD_FLAG=pie |
36af4a4e JJ |
514 | ( |
515 | echo "/* Script for ld -pie: link position independent executable */" | |
f50230ae | 516 | . ${CUSTOMIZER_SCRIPT} |
36af4a4e | 517 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 518 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xd |
47acac12 L |
519 | LD_FLAG=pietextonly |
520 | ( | |
521 | echo "/* Script for ld -pie -z separate-code: link position independent executable with separate code segment */" | |
522 | . ${CUSTOMIZER_SCRIPT} | |
523 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
524 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xde | |
a3813728 AK |
525 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
526 | RELRO=" " | |
527 | LD_FLAG=pie | |
528 | ( | |
529 | echo "/* Script for ld -pie -z relro: link position independent executable */" | |
530 | . ${CUSTOMIZER_SCRIPT} | |
531 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
532 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdo | |
533 | LD_FLAG=pietextonly | |
534 | ( | |
535 | echo "/* Script for ld -pie -z relro -z separate-code: link position independent executable with separate code segment */" | |
536 | . ${CUSTOMIZER_SCRIPT} | |
537 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
538 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdeo | |
539 | unset RELRO | |
540 | fi | |
36af4a4e | 541 | if test -n "$GENERATE_COMBRELOC_SCRIPT"; then |
36af4a4e | 542 | DATA_ALIGNMENT=${DATA_ALIGNMENT_sc-${DATA_ALIGNMENT}} |
8c37241b | 543 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdc.tmp |
47acac12 | 544 | LD_FLAG=cpie |
36af4a4e | 545 | ( echo "/* Script for -pie -z combreloc: position independent executable, combine & sort relocs */" |
f50230ae | 546 | . ${CUSTOMIZER_SCRIPT} |
36af4a4e | 547 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 548 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdc |
36af4a4e | 549 | rm -f ${COMBRELOC} |
47acac12 L |
550 | LD_FLAG=cpietextonly |
551 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdce.tmp | |
552 | ( echo "/* Script for -pie -z combreloc -z separate-code: position independent executable, combine & sort relocs with separate code segment */" | |
553 | . ${CUSTOMIZER_SCRIPT} | |
554 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
555 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdce | |
556 | rm -f ${COMBRELOC} | |
8c37241b | 557 | RELRO_NOW=" " |
47acac12 | 558 | LD_FLAG=wpie |
8c37241b JJ |
559 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdw.tmp |
560 | ( echo "/* Script for -pie -z combreloc -z now -z relro: position independent executable, combine & sort relocs */" | |
f50230ae | 561 | . ${CUSTOMIZER_SCRIPT} |
8c37241b | 562 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 563 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdw |
8c37241b | 564 | rm -f ${COMBRELOC} |
47acac12 L |
565 | LD_FLAG=wpietextonly |
566 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdwe.tmp | |
567 | ( echo "/* Script for -pie -z combreloc -z now -z relro -z separate-code: position independent executable, combine & sort relocs with separate code segment */" | |
568 | . ${CUSTOMIZER_SCRIPT} | |
569 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
570 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdwe | |
571 | rm -f ${COMBRELOC} | |
8c37241b | 572 | unset RELRO_NOW |
a3813728 AK |
573 | |
574 | if test -n "$GENERATE_RELRO_SCRIPT"; then | |
575 | LD_FLAG=wpie | |
576 | RELRO=" " | |
577 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdco.tmp | |
578 | ( echo "/* Script for -pie -z combreloc -z relro: position independent executable, combine & sort relocs with separate code segment */" | |
579 | . ${CUSTOMIZER_SCRIPT} | |
580 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
581 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdco | |
582 | rm -f ${COMBRELOC} | |
583 | LD_FLAG=wpietextonly | |
584 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdceo.tmp | |
585 | ( echo "/* Script for -pie -z combreloc -z relro -z separate-code: position independent executable, combine & sort relocs with separate code segment */" | |
586 | . ${CUSTOMIZER_SCRIPT} | |
587 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc | |
588 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdceo | |
589 | rm -f ${COMBRELOC} | |
590 | ||
591 | unset RELRO | |
592 | fi | |
593 | COMBRELOC= | |
36af4a4e JJ |
594 | fi |
595 | unset CREATE_PIE | |
252b5132 RH |
596 | fi |
597 | ||
e2a83dd0 NC |
598 | if test -n "$GENERATE_AUTO_IMPORT_SCRIPT"; then |
599 | LD_FLAG=auto_import | |
600 | DATA_ALIGNMENT=${DATA_ALIGNMENT_} | |
601 | ( | |
602 | echo "/* Script for ld --enable-auto-import: Like the default script except read only data is placed into .data */" | |
f50230ae | 603 | . ${CUSTOMIZER_SCRIPT} |
e2a83dd0 | 604 | . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
6c19b93b | 605 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xa |
e2a83dd0 NC |
606 | fi |
607 | ||
7225345d AM |
608 | case "$COMPILE_IN: $EMULATION_LIBPATH " in |
609 | :*" ${EMULATION_NAME} "*) COMPILE_IN=yes;; | |
eb3d6bb8 | 610 | esac |
252b5132 | 611 | |
6e73d595 NC |
612 | # PR ld/5652: |
613 | # Determine if the shell has support for the variable BASH_LINENO. | |
614 | # When it is the case, it is only available inside functions. | |
615 | has_lineno() | |
616 | { | |
617 | test "x$BASH_LINENO" != "x" | |
618 | } | |
619 | ||
620 | # Enable accruate error source in the compiler error messages, if possible. | |
621 | if has_lineno; then | |
c43cc9ff | 622 | . ${srcdir}/genscrba.sh |
92b93329 RM |
623 | else |
624 | source_em() | |
625 | { | |
626 | . $1 | |
627 | } | |
628 | fragment() | |
629 | { | |
630 | cat >> e${EMULATION_NAME}.c | |
631 | } | |
632 | fi | |
633 | ||
252b5132 | 634 | # Generate e${EMULATION_NAME}.c. |
92b93329 RM |
635 | # Start with an empty file, then the sourced .em script |
636 | # can use the "fragment" function to append. | |
637 | > e${EMULATION_NAME}.c | |
638 | source_em ${srcdir}/emultempl/${TEMPLATE_NAME-generic}.em |