| 1 | #!/bin/sh |
| 2 | # genscripts.sh - generate the ld-emulation-target specific files |
| 3 | # Copyright (C) 2004-2019 Free Software Foundation, Inc. |
| 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. |
| 21 | # |
| 22 | # Usage: genscripts_extra.sh \ |
| 23 | # srcdir \ |
| 24 | # libdir \ |
| 25 | # prefix \ |
| 26 | # exec_prefix \ |
| 27 | # host \ |
| 28 | # target \ |
| 29 | # target_alias \ |
| 30 | # default_emulation \ |
| 31 | # native_lib_dirs \ |
| 32 | # use_sysroot \ |
| 33 | # enable_initfini_array \ |
| 34 | # this_emulation \ |
| 35 | # optional: |
| 36 | # tool_dir |
| 37 | # |
| 38 | # Sample usage: |
| 39 | # |
| 40 | # genscripts_extra.sh \ |
| 41 | # /sources/ld \ |
| 42 | # /usr/local/lib \ |
| 43 | # /usr/local \ |
| 44 | # /usr/local \ |
| 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"] |
| 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 relro -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 relro -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 relro -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 | # |
| 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 | |
| 111 | |
| 112 | srcdir=$1 |
| 113 | libdir=$2 |
| 114 | prefix=$3 |
| 115 | exec_prefix=$4 |
| 116 | host=$5 |
| 117 | target=$6 |
| 118 | target_alias=$7 |
| 119 | DEPDIR=$8 |
| 120 | shift 8 |
| 121 | LIB_PATH=$1 |
| 122 | EMULATION_LIBPATH=$2 |
| 123 | NATIVE_LIB_DIRS=$3 |
| 124 | use_sysroot=$4 |
| 125 | ENABLE_INITFINI_ARRAY=$5 |
| 126 | shift 5 |
| 127 | EMULATION_NAME=$1 |
| 128 | TOOL_LIB=$2 |
| 129 | |
| 130 | source_sh() |
| 131 | { |
| 132 | if test -n "${DEPDIR}"; then |
| 133 | echo $1 >> ${DEPDIR}/e${EMULATION_NAME}.Tc |
| 134 | fi |
| 135 | . $1 |
| 136 | } |
| 137 | |
| 138 | if test -n "${DEPDIR}"; then |
| 139 | rm -f ${DEPDIR}/e${EMULATION_NAME}.Tc |
| 140 | fi |
| 141 | |
| 142 | # Include the emulation-specific parameters: |
| 143 | CUSTOMIZER_SCRIPT="${srcdir}/emulparams/${EMULATION_NAME}.sh" |
| 144 | source_sh ${CUSTOMIZER_SCRIPT} |
| 145 | |
| 146 | if test -d ldscripts; then |
| 147 | true |
| 148 | else |
| 149 | mkdir ldscripts |
| 150 | fi |
| 151 | |
| 152 | # Set some flags for the emultempl scripts. USE_LIBPATH will |
| 153 | # be set for any libpath-using emulation; NATIVE will be set for a |
| 154 | # libpath-using emulation where ${host} = ${target}. NATIVE |
| 155 | # may already have been set by the emulparams file, but that's OK |
| 156 | # (it'll just get set to "yes" twice). |
| 157 | |
| 158 | case " $EMULATION_LIBPATH " in |
| 159 | *" ${EMULATION_NAME} "*) |
| 160 | if [ "x${host}" = "x${target}" ] ; then |
| 161 | NATIVE=yes |
| 162 | USE_LIBPATH=yes |
| 163 | elif [ "x${use_sysroot}" = "xyes" ] ; then |
| 164 | USE_LIBPATH=yes |
| 165 | fi |
| 166 | ;; |
| 167 | esac |
| 168 | |
| 169 | # If the emulparams file sets NATIVE, make sure USE_LIBPATH is set also. |
| 170 | if test "x$NATIVE" = "xyes" ; then |
| 171 | USE_LIBPATH=yes |
| 172 | fi |
| 173 | |
| 174 | # Set the library search path, for libraries named by -lfoo. |
| 175 | # If LIB_PATH is defined (e.g., by Makefile) and non-empty, it is used. |
| 176 | # Otherwise, the default is set here. |
| 177 | # |
| 178 | # The format is the usual list of colon-separated directories. |
| 179 | # To force a logically empty LIB_PATH, do LIBPATH=":". |
| 180 | # |
| 181 | # If we are using a sysroot, prefix library paths with "=" to indicate this. |
| 182 | # |
| 183 | # If the emulparams file set LIBPATH_SUFFIX, prepend an extra copy of |
| 184 | # the library path with the suffix applied. |
| 185 | |
| 186 | # Paths with LIBPATH_SUFFIX |
| 187 | lib_path1= |
| 188 | # Paths without LIBPATH_SUFFIX |
| 189 | lib_path2= |
| 190 | if [ "${LIB_PATH}" != ":" ] ; then |
| 191 | lib_path2=${LIB_PATH} |
| 192 | fi |
| 193 | |
| 194 | # Add args to lib_path1 and lib_path2, discarding any duplicates |
| 195 | append_to_lib_path() |
| 196 | { |
| 197 | if [ $# != 0 ]; then |
| 198 | for lib in "$@"; do |
| 199 | # The "=" is harmless if we aren't using a sysroot, but also needless. |
| 200 | if [ "x${use_sysroot}" = "xyes" ] ; then |
| 201 | lib="=${lib}" |
| 202 | fi |
| 203 | skip_lib=no |
| 204 | for libpath_suffix in ${LIBPATH_SUFFIX}; do |
| 205 | case "${lib}" in |
| 206 | *${libpath_suffix}) |
| 207 | case :${lib_path1}: in |
| 208 | *:${lib}:*) ;; |
| 209 | ::) lib_path1=${lib} ;; |
| 210 | *) lib_path1=${lib_path1}:${lib} ;; |
| 211 | esac ;; |
| 212 | *) |
| 213 | if test -n "${LIBPATH_SUFFIX_SKIP}"; then |
| 214 | case "${lib}" in |
| 215 | *${LIBPATH_SUFFIX_SKIP}) skip_lib=yes ;; |
| 216 | esac |
| 217 | fi |
| 218 | if test "${skip_lib}" = "no"; then |
| 219 | case :${lib_path1}: in |
| 220 | *:${lib}${libpath_suffix}:*) ;; |
| 221 | ::) lib_path1=${lib}${libpath_suffix} ;; |
| 222 | *) lib_path1=${lib_path1}:${lib}${libpath_suffix} ;; |
| 223 | esac |
| 224 | fi ;; |
| 225 | esac |
| 226 | done |
| 227 | if test "${skip_lib}" = "no"; then |
| 228 | case :${lib_path1}:${lib_path2}: in |
| 229 | *:${lib}:*) ;; |
| 230 | *::) lib_path2=${lib} ;; |
| 231 | *) lib_path2=${lib_path2}:${lib} ;; |
| 232 | esac |
| 233 | fi |
| 234 | done |
| 235 | fi |
| 236 | } |
| 237 | |
| 238 | # Always search $(tooldir)/lib, aka /usr/local/TARGET/lib when native |
| 239 | # except when LIBPATH=":". |
| 240 | if [ "${LIB_PATH}" != ":" ] ; then |
| 241 | libs= |
| 242 | if [ "x${TOOL_LIB}" = "x" ] ; then |
| 243 | if [ "x${NATIVE}" = "xyes" ] ; then |
| 244 | libs="${exec_prefix}/${target_alias}/lib" |
| 245 | fi |
| 246 | else |
| 247 | # For multilib'ed targets, ensure both ${target_alias}/lib${LIBPATH_SUFFIX} |
| 248 | # and ${TOOL_LIB}/lib${LIBPATH_SUFFIX} are in the default search path, |
| 249 | # because 64bit libraries may be in both places, depending on |
| 250 | # cross-development setup method (e.g.: /usr/s390x-linux/lib64 |
| 251 | # vs. /usr/s390-linux/lib64) |
| 252 | for libpath_suffix in ${LIBPATH_SUFFIX}; do |
| 253 | case "${NATIVE}:${libpath_suffix}:${TOOL_LIB}" in |
| 254 | :* | *::* | *:*:*${libpath_suffix}) ;; |
| 255 | *) libs="${exec_prefix}/${target_alias}/lib${libpath_suffix}" ;; |
| 256 | esac |
| 257 | done |
| 258 | libs="${exec_prefix}/${TOOL_LIB}/lib ${libs}" |
| 259 | fi |
| 260 | append_to_lib_path ${libs} |
| 261 | fi |
| 262 | |
| 263 | if [ "x${LIB_PATH}" = "x" ] && [ "x${USE_LIBPATH}" = xyes ] ; then |
| 264 | libs=${NATIVE_LIB_DIRS} |
| 265 | if [ "x${NATIVE}" = "xyes" ] ; then |
| 266 | case " ${libs} " in |
| 267 | *" ${libdir} "*) ;; |
| 268 | *) libs="${libdir} ${libs}" ;; |
| 269 | esac |
| 270 | fi |
| 271 | append_to_lib_path ${libs} |
| 272 | fi |
| 273 | |
| 274 | case :${lib_path1}:${lib_path2}: in |
| 275 | *:: | ::*) LIB_PATH=${lib_path1}${lib_path2} ;; |
| 276 | *) LIB_PATH=${lib_path1}:${lib_path2} ;; |
| 277 | esac |
| 278 | |
| 279 | LIB_SEARCH_DIRS=`echo ${LIB_PATH} | sed -e 's/:/ /g' -e 's/\([^ ][^ ]*\)/SEARCH_DIR(\\"\1\\");/g'` |
| 280 | |
| 281 | # We need it for testsuite. |
| 282 | set $EMULATION_LIBPATH |
| 283 | if [ "x$1" = "x$EMULATION_NAME" ]; then |
| 284 | test -d tmpdir || mkdir tmpdir |
| 285 | rm -f tmpdir/libpath.exp |
| 286 | echo "set libpath \"${LIB_PATH}\"" | sed -e 's/:/ /g' > tmpdir/libpath.exp |
| 287 | fi |
| 288 | |
| 289 | if [ "x$SCRIPT_NAME" = "xelf" ]; then |
| 290 | GENERATE_COMBRELOC_SCRIPT=yes |
| 291 | fi |
| 292 | |
| 293 | SEGMENT_SIZE=${SEGMENT_SIZE-${MAXPAGESIZE-${TARGET_PAGE_SIZE}}} |
| 294 | |
| 295 | # Determine DATA_ALIGNMENT for the 5 variants, using |
| 296 | # values specified in the emulparams/<script_to_run>.sh file or default. |
| 297 | |
| 298 | DATA_ALIGNMENT_="${DATA_ALIGNMENT_-${DATA_ALIGNMENT-ALIGN(${SEGMENT_SIZE})}}" |
| 299 | DATA_ALIGNMENT_n="${DATA_ALIGNMENT_n-${DATA_ALIGNMENT_}}" |
| 300 | DATA_ALIGNMENT_N="${DATA_ALIGNMENT_N-${DATA_ALIGNMENT-.}}" |
| 301 | DATA_ALIGNMENT_r="${DATA_ALIGNMENT_r-${DATA_ALIGNMENT-}}" |
| 302 | DATA_ALIGNMENT_u="${DATA_ALIGNMENT_u-${DATA_ALIGNMENT_r}}" |
| 303 | |
| 304 | LD_FLAG=r |
| 305 | DATA_ALIGNMENT=${DATA_ALIGNMENT_r} |
| 306 | DEFAULT_DATA_ALIGNMENT="ALIGN(${SEGMENT_SIZE})" |
| 307 | ( echo "/* Script for -r */" |
| 308 | source_sh ${CUSTOMIZER_SCRIPT} |
| 309 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 310 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xr |
| 311 | |
| 312 | LD_FLAG=u |
| 313 | DATA_ALIGNMENT=${DATA_ALIGNMENT_u} |
| 314 | CONSTRUCTING=" " |
| 315 | ( echo "/* Script for -Ur */" |
| 316 | source_sh ${CUSTOMIZER_SCRIPT} |
| 317 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 318 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xu |
| 319 | |
| 320 | DATA_ALIGNMENT=${DATA_ALIGNMENT_} |
| 321 | RELOCATING=" " |
| 322 | LD_FLAG= |
| 323 | ( echo "/* Default linker script, for normal executables */" |
| 324 | source_sh ${CUSTOMIZER_SCRIPT} |
| 325 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 326 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.x |
| 327 | |
| 328 | LD_FLAG=textonly |
| 329 | ( echo "/* Script for -z separate-code */" |
| 330 | source_sh ${CUSTOMIZER_SCRIPT} |
| 331 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 332 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xe |
| 333 | |
| 334 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
| 335 | LD_FLAG= |
| 336 | RELRO=" " |
| 337 | ( echo "/* Script for -z relro */" |
| 338 | source_sh ${CUSTOMIZER_SCRIPT} |
| 339 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 340 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xo |
| 341 | LD_FLAG=textonly |
| 342 | ( echo "/* Script for -z separate-code -z relro */" |
| 343 | source_sh ${CUSTOMIZER_SCRIPT} |
| 344 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 345 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xeo |
| 346 | unset RELRO |
| 347 | fi |
| 348 | LD_FLAG=n |
| 349 | DATA_ALIGNMENT=${DATA_ALIGNMENT_n} |
| 350 | ( echo "/* Script for -n */" |
| 351 | source_sh ${CUSTOMIZER_SCRIPT} |
| 352 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 353 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xn |
| 354 | |
| 355 | LD_FLAG=N |
| 356 | DATA_ALIGNMENT=${DATA_ALIGNMENT_N} |
| 357 | ( echo "/* Script for -N */" |
| 358 | source_sh ${CUSTOMIZER_SCRIPT} |
| 359 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 360 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xbn |
| 361 | |
| 362 | if test -n "$GENERATE_COMBRELOC_SCRIPT"; then |
| 363 | DATA_ALIGNMENT=${DATA_ALIGNMENT_c-${DATA_ALIGNMENT_}} |
| 364 | LD_FLAG=c |
| 365 | COMBRELOC=ldscripts/${EMULATION_NAME}.xc.tmp |
| 366 | ( echo "/* Script for -z combreloc */" |
| 367 | source_sh ${CUSTOMIZER_SCRIPT} |
| 368 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 369 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xc |
| 370 | rm -f ${COMBRELOC} |
| 371 | LD_FLAG=ctextonly |
| 372 | COMBRELOC=ldscripts/${EMULATION_NAME}.xce.tmp |
| 373 | ( echo "/* Script for -z combreloc -z separate-code */" |
| 374 | source_sh ${CUSTOMIZER_SCRIPT} |
| 375 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 376 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xce |
| 377 | rm -f ${COMBRELOC} |
| 378 | RELRO_NOW=" " |
| 379 | LD_FLAG=w |
| 380 | COMBRELOC=ldscripts/${EMULATION_NAME}.xw.tmp |
| 381 | ( echo "/* Script for -z combreloc -z relro -z now */" |
| 382 | source_sh ${CUSTOMIZER_SCRIPT} |
| 383 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 384 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xw |
| 385 | rm -f ${COMBRELOC} |
| 386 | LD_FLAG=wtextonly |
| 387 | COMBRELOC=ldscripts/${EMULATION_NAME}.xwe.tmp |
| 388 | ( echo "/* Script for -z combreloc -z separate-code -z relro -z now */" |
| 389 | source_sh ${CUSTOMIZER_SCRIPT} |
| 390 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 391 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xwe |
| 392 | rm -f ${COMBRELOC} |
| 393 | COMBRELOC= |
| 394 | unset RELRO_NOW |
| 395 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
| 396 | LD_FLAG=c |
| 397 | RELRO=" " |
| 398 | COMBRELOC=ldscripts/${EMULATION_NAME}.xco.tmp |
| 399 | ( echo "/* Script for -z combreloc -z relro */" |
| 400 | source_sh ${CUSTOMIZER_SCRIPT} |
| 401 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 402 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xco |
| 403 | rm -f ${COMBRELOC} |
| 404 | LD_FLAG=ctextonly |
| 405 | COMBRELOC=ldscripts/${EMULATION_NAME}.xceo.tmp |
| 406 | ( echo "/* Script for -z combreloc -z separate-code -z relro */" |
| 407 | source_sh ${CUSTOMIZER_SCRIPT} |
| 408 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 409 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xceo |
| 410 | rm -f ${COMBRELOC} |
| 411 | COMBRELOC= |
| 412 | unset RELRO |
| 413 | fi |
| 414 | fi |
| 415 | |
| 416 | if test -n "$GENERATE_SHLIB_SCRIPT"; then |
| 417 | DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}} |
| 418 | CREATE_SHLIB=" " |
| 419 | LD_FLAG=shared |
| 420 | ( echo "/* Script for -shared */" |
| 421 | source_sh ${CUSTOMIZER_SCRIPT} |
| 422 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 423 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xs |
| 424 | LD_FLAG=sharedtextonly |
| 425 | ( echo "/* Script for -shared -z separate-code */" |
| 426 | source_sh ${CUSTOMIZER_SCRIPT} |
| 427 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 428 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xse |
| 429 | |
| 430 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
| 431 | RELRO=" " |
| 432 | LD_FLAG=shared |
| 433 | ( echo "/* Script for -shared -z relro */" |
| 434 | source_sh ${CUSTOMIZER_SCRIPT} |
| 435 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 436 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xso |
| 437 | LD_FLAG=sharedtextonly |
| 438 | ( echo "/* Script for -shared -z separate-code -z relro */" |
| 439 | source_sh ${CUSTOMIZER_SCRIPT} |
| 440 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 441 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xseo |
| 442 | unset RELRO |
| 443 | fi |
| 444 | if test -n "$GENERATE_COMBRELOC_SCRIPT"; then |
| 445 | DATA_ALIGNMENT=${DATA_ALIGNMENT_sc-${DATA_ALIGNMENT}} |
| 446 | LD_FLAG=cshared |
| 447 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsc.tmp |
| 448 | ( echo "/* Script for -shared -z combreloc */" |
| 449 | source_sh ${CUSTOMIZER_SCRIPT} |
| 450 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 451 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsc |
| 452 | rm -f ${COMBRELOC} |
| 453 | LD_FLAG=csharedtextonly |
| 454 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsce.tmp |
| 455 | ( echo "/* Script for -shared -z combreloc -z separate-code */" |
| 456 | source_sh ${CUSTOMIZER_SCRIPT} |
| 457 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 458 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsce |
| 459 | rm -f ${COMBRELOC} |
| 460 | RELRO_NOW=" " |
| 461 | LD_FLAG=wshared |
| 462 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsw.tmp |
| 463 | ( echo "/* Script for -shared -z combreloc -z relro -z now */" |
| 464 | source_sh ${CUSTOMIZER_SCRIPT} |
| 465 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 466 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsw |
| 467 | rm -f ${COMBRELOC} |
| 468 | LD_FLAG=wsharedtextonly |
| 469 | COMBRELOC=ldscripts/${EMULATION_NAME}.xswe.tmp |
| 470 | ( echo "/* Script for -shared -z combreloc -z separate-code -z relro -z now */" |
| 471 | source_sh ${CUSTOMIZER_SCRIPT} |
| 472 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 473 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xswe |
| 474 | rm -f ${COMBRELOC} |
| 475 | unset RELRO_NOW |
| 476 | |
| 477 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
| 478 | LD_FLAG=wshared |
| 479 | RELRO=" " |
| 480 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsco.tmp |
| 481 | ( echo "/* Script for -shared -z combreloc -z relro */" |
| 482 | source_sh ${CUSTOMIZER_SCRIPT} |
| 483 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 484 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsco |
| 485 | rm -f ${COMBRELOC} |
| 486 | LD_FLAG=wsharedtextonly |
| 487 | COMBRELOC=ldscripts/${EMULATION_NAME}.xsceo.tmp |
| 488 | ( echo "/* Script for -shared -z combreloc -z separate-code -z relro */" |
| 489 | source_sh ${CUSTOMIZER_SCRIPT} |
| 490 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 491 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsceo |
| 492 | rm -f ${COMBRELOC} |
| 493 | unset RELRO |
| 494 | fi |
| 495 | COMBRELOC= |
| 496 | fi |
| 497 | unset CREATE_SHLIB |
| 498 | fi |
| 499 | |
| 500 | if test -n "$GENERATE_PIE_SCRIPT"; then |
| 501 | DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}} |
| 502 | CREATE_PIE=" " |
| 503 | LD_FLAG=pie |
| 504 | ( echo "/* Script for -pie */" |
| 505 | source_sh ${CUSTOMIZER_SCRIPT} |
| 506 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 507 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xd |
| 508 | LD_FLAG=pietextonly |
| 509 | ( echo "/* Script for -pie -z separate-code */" |
| 510 | source_sh ${CUSTOMIZER_SCRIPT} |
| 511 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 512 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xde |
| 513 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
| 514 | RELRO=" " |
| 515 | LD_FLAG=pie |
| 516 | ( echo "/* Script for -pie -z relro */" |
| 517 | source_sh ${CUSTOMIZER_SCRIPT} |
| 518 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 519 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdo |
| 520 | LD_FLAG=pietextonly |
| 521 | ( echo "/* Script for -pie -z separate-code -z relro */" |
| 522 | source_sh ${CUSTOMIZER_SCRIPT} |
| 523 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 524 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdeo |
| 525 | unset RELRO |
| 526 | fi |
| 527 | if test -n "$GENERATE_COMBRELOC_SCRIPT"; then |
| 528 | DATA_ALIGNMENT=${DATA_ALIGNMENT_sc-${DATA_ALIGNMENT}} |
| 529 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdc.tmp |
| 530 | LD_FLAG=cpie |
| 531 | ( echo "/* Script for -pie -z combreloc */" |
| 532 | source_sh ${CUSTOMIZER_SCRIPT} |
| 533 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 534 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdc |
| 535 | rm -f ${COMBRELOC} |
| 536 | LD_FLAG=cpietextonly |
| 537 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdce.tmp |
| 538 | ( echo "/* Script for -pie -z combreloc -z separate-code */" |
| 539 | source_sh ${CUSTOMIZER_SCRIPT} |
| 540 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 541 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdce |
| 542 | rm -f ${COMBRELOC} |
| 543 | RELRO_NOW=" " |
| 544 | LD_FLAG=wpie |
| 545 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdw.tmp |
| 546 | ( echo "/* Script for -pie -z combreloc -z relro -z now */" |
| 547 | source_sh ${CUSTOMIZER_SCRIPT} |
| 548 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 549 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdw |
| 550 | rm -f ${COMBRELOC} |
| 551 | LD_FLAG=wpietextonly |
| 552 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdwe.tmp |
| 553 | ( echo "/* Script for -pie -z combreloc -z separate-code -z relro -z now */" |
| 554 | source_sh ${CUSTOMIZER_SCRIPT} |
| 555 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 556 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdwe |
| 557 | rm -f ${COMBRELOC} |
| 558 | unset RELRO_NOW |
| 559 | |
| 560 | if test -n "$GENERATE_RELRO_SCRIPT"; then |
| 561 | LD_FLAG=wpie |
| 562 | RELRO=" " |
| 563 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdco.tmp |
| 564 | ( echo "/* Script for -pie -z combreloc -z relro */" |
| 565 | source_sh ${CUSTOMIZER_SCRIPT} |
| 566 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 567 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdco |
| 568 | rm -f ${COMBRELOC} |
| 569 | LD_FLAG=wpietextonly |
| 570 | COMBRELOC=ldscripts/${EMULATION_NAME}.xdceo.tmp |
| 571 | ( echo "/* Script for -pie -z combreloc -z separate-code -z relro */" |
| 572 | source_sh ${CUSTOMIZER_SCRIPT} |
| 573 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 574 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xdceo |
| 575 | rm -f ${COMBRELOC} |
| 576 | |
| 577 | unset RELRO |
| 578 | fi |
| 579 | COMBRELOC= |
| 580 | fi |
| 581 | unset CREATE_PIE |
| 582 | fi |
| 583 | |
| 584 | if test -n "$GENERATE_AUTO_IMPORT_SCRIPT"; then |
| 585 | LD_FLAG=auto_import |
| 586 | DATA_ALIGNMENT=${DATA_ALIGNMENT_} |
| 587 | ( echo "/* Script for --enable-auto-import */" |
| 588 | source_sh ${CUSTOMIZER_SCRIPT} |
| 589 | source_sh ${srcdir}/scripttempl/${SCRIPT_NAME}.sc |
| 590 | ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xa |
| 591 | fi |
| 592 | |
| 593 | case "$COMPILE_IN: $EMULATION_LIBPATH " in |
| 594 | :*" ${EMULATION_NAME} "*) COMPILE_IN=yes;; |
| 595 | esac |
| 596 | |
| 597 | # PR ld/5652: |
| 598 | # Determine if the shell has support for the variable BASH_LINENO. |
| 599 | # When it is the case, it is only available inside functions. |
| 600 | has_lineno() |
| 601 | { |
| 602 | test "x$BASH_LINENO" != "x" |
| 603 | } |
| 604 | |
| 605 | # Enable accruate error source in the compiler error messages, if possible. |
| 606 | if has_lineno; then |
| 607 | . ${srcdir}/genscrba.sh |
| 608 | else |
| 609 | source_em() |
| 610 | { |
| 611 | source_sh $1 |
| 612 | } |
| 613 | fragment() |
| 614 | { |
| 615 | cat >> e${EMULATION_NAME}.c |
| 616 | } |
| 617 | fi |
| 618 | |
| 619 | # Generate e${EMULATION_NAME}.c. |
| 620 | # Start with an empty file, then the sourced .em script |
| 621 | # can use the "fragment" function to append. |
| 622 | > e${EMULATION_NAME}.c |
| 623 | source_em ${srcdir}/emultempl/${TEMPLATE_NAME-generic}.em |
| 624 | |
| 625 | if test -n "${DEPDIR}"; then |
| 626 | ecdeps= |
| 627 | for dep in `cat ${DEPDIR}/e${EMULATION_NAME}.Tc`; do |
| 628 | case " $ecdeps " in |
| 629 | *" $dep "*): ;; |
| 630 | *) ecdeps="$ecdeps $dep" ;; |
| 631 | esac |
| 632 | done |
| 633 | rm -f ${DEPDIR}/e${EMULATION_NAME}.Tc |
| 634 | echo "e${EMULATION_NAME}.c:${ecdeps}" > ${DEPDIR}/e${EMULATION_NAME}.Pc |
| 635 | fi |