Kill pthread_ops_hack

[deliverable/binutils-gdb.git] / ld / genscripts.sh

diff --git a/ld/genscripts.sh b/ld/genscripts.sh
index e9d4f153a7a71e389122921d16a8a33e857afbe5..f89b3cba8a4d65aa382490477293a5aab8172343 100755 (executable)
--- a/ld/genscripts.sh
+++ b/ld/genscripts.sh
@@ -1,5 +1,23 @@
 #!/bin/sh
 # genscripts.sh - generate the ld-emulation-target specific files
+# Copyright 2007, 2008 Free Software Foundation, Inc.
+#
+# This file is part of the Gnu Linker.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GLD; see the file COPYING.  If not, write to the Free
+# Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+# 02110-1301, USA.
 #
 # Usage: genscripts_extra.sh \
 #          srcdir \
@@ -45,6 +63,7 @@
 #   sun3.xc      [used when the linker is invoked with "-z combreloc"]
 #   sun3.xsc     [used when the linker is invoked with "--shared"]
 #   sun3.xdc     [used when the linker is invoked with "-pie"]
+#   sun3.xa      [used when the linker is invoked with "--enable-auto-import"]
 #
 # It also produced the C source file:
 #
@@ -179,6 +198,27 @@ if [ "x${LIB_PATH}" = "x" ] && [ "x${USE_LIBPATH}" = xyes ] ; then
     *:: | ::*) LIB_PATH=${LIB_PATH}${LIB_PATH2} ;;
     *) LIB_PATH=${LIB_PATH}:${LIB_PATH2} ;;
   esac
+
+  # For multilib'ed targets, ensure both ${target_alias}/lib${LIBPATH_SUFFIX}
+  # and ${TOOL_LIB}/lib${LIBPATH_SUFFIX} are in the default search path, because
+  # 64bit libraries may be in both places, depending on cross-development
+  # setup method (e.g.: /usr/s390x-linux/lib64 vs /usr/s390-linux/lib64)
+  case "${LIBPATH_SUFFIX}:${tool_lib}" in
+    :*) ;;
+    *:*${LIBPATH_SUFFIX}) ;;
+    *)
+      paths="${exec_prefix}/${target_alias}/lib${LIBPATH_SUFFIX}"
+      if [ x"${TOOL_LIB}" != x ]; then
+        paths="${paths} ${exec_prefix}/${TOOL_LIB}/lib${LIBPATH_SUFFIX}"
+      fi
+      for path in $paths; do
+        case :${LIB_PATH}: in
+          ::: | *:${path}:*) ;;
+          *) LIB_PATH=${path}:${LIB_PATH} ;;
+        esac
+      done
+    ;;
+  esac
 fi
 
 # Always search $(tooldir)/lib, aka /usr/local/TARGET/lib, except for
@@ -189,6 +229,14 @@ if [ "x${use_sysroot}" != "xyes" ] ; then
   ::) LIB_PATH=${tool_lib} ;;
   *) LIB_PATH=${tool_lib}:${LIB_PATH} ;;
   esac
+  # For multilib targets, search both $tool_lib dirs
+  if [ "x${LIBPATH_SUFFIX}" != "x" ] ; then
+    case :${LIB_PATH}: in
+      ::: | *:${tool_lib}${LIBPATH_SUFFIX}:*) ;;
+      ::) LIB_PATH=${tool_lib}${LIBPATH_SUFFIX} ;;
+      *) LIB_PATH=${tool_lib}${LIBPATH_SUFFIX}:${LIB_PATH} ;;
+    esac
+  fi
 fi
 
 LIB_SEARCH_DIRS=`echo ${LIB_PATH} | sed -e 's/:/ /g' -e 's/\([^ ][^ ]*\)/SEARCH_DIR(\\"\1\\");/g'`
@@ -263,7 +311,6 @@ RELOCATING=" "
 
 LD_FLAG=n
 DATA_ALIGNMENT=${DATA_ALIGNMENT_n}
-TEXT_START_ADDR=${NONPAGED_TEXT_START_ADDR-${TEXT_START_ADDR}}
 ( echo "/* Script for -n: mix text and data on same page */"
   . ${CUSTOMIZER_SCRIPT} ${EMULATION_NAME}
   . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
@@ -301,7 +348,6 @@ if test -n "$GENERATE_SHLIB_SCRIPT"; then
   LD_FLAG=shared
   DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}}
   CREATE_SHLIB=" "
-  # Note that TEXT_START_ADDR is set to NONPAGED_TEXT_START_ADDR.
   (
     echo "/* Script for ld --shared: link shared library */"
     . ${CUSTOMIZER_SCRIPT} ${EMULATION_NAME}
@@ -334,7 +380,6 @@ if test -n "$GENERATE_PIE_SCRIPT"; then
   LD_FLAG=pie
   DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}}
   CREATE_PIE=" "
-  # Note that TEXT_START_ADDR is set to NONPAGED_TEXT_START_ADDR.
   (
     echo "/* Script for ld -pie: link position independent executable */"
     . ${CUSTOMIZER_SCRIPT} ${EMULATION_NAME}
@@ -363,9 +408,44 @@ if test -n "$GENERATE_PIE_SCRIPT"; then
   unset CREATE_PIE
 fi
 
+if test -n "$GENERATE_AUTO_IMPORT_SCRIPT"; then
+  LD_FLAG=auto_import
+  DATA_ALIGNMENT=${DATA_ALIGNMENT_}
+  (
+    echo "/* Script for ld --enable-auto-import: Like the default script except read only data is placed into .data  */"
+    . ${CUSTOMIZER_SCRIPT} ${EMULATION_NAME}
+    . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc
+  ) | sed -e '/^ *$/d;s/[      ]*$//' > ldscripts/${EMULATION_NAME}.xa
+fi
+
 case " $EMULATION_LIBPATH " in
     *" ${EMULATION_NAME} "*) COMPILE_IN=true;;
 esac
 
+# PR ld/5652:
+# Determine if the shell has support for the variable BASH_LINENO.
+# When it is the case, it is only available inside functions.
+has_lineno()
+{
+  test "x$BASH_LINENO" != "x"
+}
+
+# Enable accruate error source in the compiler error messages, if possible.
+if has_lineno; then
+  . ${srcdir}/genscrba.sh
+else
+  source_em()
+  {
+    . $1
+  }
+  fragment()
+  {
+    cat >> e${EMULATION_NAME}.c
+  }
+fi
+
 # Generate e${EMULATION_NAME}.c.
-. ${srcdir}/emultempl/${TEMPLATE_NAME-generic}.em
+# Start with an empty file, then the sourced .em script
+# can use the "fragment" function to append.
+> e${EMULATION_NAME}.c
+source_em ${srcdir}/emultempl/${TEMPLATE_NAME-generic}.em