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Diffstat (limited to 'ld/emultempl/linux.em')
| -rw-r--r-- | ld/emultempl/linux.em | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/ld/emultempl/linux.em b/ld/emultempl/linux.em deleted file mode 100644 index dc0855dd8e9..00000000000 --- a/ld/emultempl/linux.em +++ /dev/null @@ -1,208 +0,0 @@ -# This shell script emits a C file. -*- C -*- -# It does some substitutions. -cat >e${EMULATION_NAME}.c <<EOF -/* This file is is generated by a shell script. DO NOT EDIT! */ - -/* Linux a.out emulation code for ${EMULATION_NAME} - Copyright (C) 1991, 93, 94, 95, 96, 1998 Free Software Foundation, Inc. - Written by Steve Chamberlain <sac@cygnus.com> - Linux support by Eric Youngdale <ericy@cais.cais.com> - -This file is part of GLD, the Gnu Linker. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#define TARGET_IS_${EMULATION_NAME} - -#include "bfd.h" -#include "sysdep.h" -#include "bfdlink.h" - -#include "ld.h" -#include "ldmain.h" -#include "ldemul.h" -#include "ldfile.h" -#include "ldmisc.h" -#include "ldexp.h" -#include "ldlang.h" - -static void gld${EMULATION_NAME}_before_parse PARAMS ((void)); -static boolean gld${EMULATION_NAME}_open_dynamic_archive - PARAMS ((const char *, search_dirs_type *, lang_input_statement_type *)); -static void gld${EMULATION_NAME}_find_address_statement - PARAMS ((lang_statement_union_type *)); -static void gld${EMULATION_NAME}_create_output_section_statements - PARAMS ((void)); -static void gld${EMULATION_NAME}_before_allocation PARAMS ((void)); -static char *gld${EMULATION_NAME}_get_script PARAMS ((int *isfile)); - -static void -gld${EMULATION_NAME}_before_parse() -{ - ldfile_output_architecture = bfd_arch_${ARCH}; - config.dynamic_link = true; - config.has_shared = true; -} - -/* Try to open a dynamic archive. This is where we know that Linux - dynamic libraries have an extension of .sa. */ - -static boolean -gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry) - const char *arch; - search_dirs_type *search; - lang_input_statement_type *entry; -{ - char *string; - - if (! entry->is_archive) - return false; - - string = (char *) xmalloc (strlen (search->name) - + strlen (entry->filename) - + strlen (arch) - + sizeof "/lib.sa"); - - sprintf (string, "%s/lib%s%s.sa", search->name, entry->filename, arch); - - if (! ldfile_try_open_bfd (string, entry)) - { - free (string); - return false; - } - - entry->filename = string; - - return true; -} - -/* This is called by the create_output_section_statements routine via - lang_for_each_statement. It locates any address assignment to - .text, and modifies it to include the size of the headers. This - causes -Ttext to mean the starting address of the header, rather - than the starting address of .text, which is compatible with other - Linux tools. */ - -static void -gld${EMULATION_NAME}_find_address_statement (s) - lang_statement_union_type *s; -{ - if (s->header.type == lang_address_statement_enum - && strcmp (s->address_statement.section_name, ".text") == 0) - { - ASSERT (s->address_statement.address->type.node_class == etree_value); - s->address_statement.address->value.value += 0x20; - } -} - -/* This is called before opening the input BFD's. */ - -static void -gld${EMULATION_NAME}_create_output_section_statements () -{ - lang_for_each_statement (gld${EMULATION_NAME}_find_address_statement); -} - -/* This is called after the sections have been attached to output - sections, but before any sizes or addresses have been set. */ - -static void -gld${EMULATION_NAME}_before_allocation () -{ - if (link_info.relocateable) - return; - - /* Let the backend work out the sizes of any sections required by - dynamic linking. */ - if (! bfd_${EMULATION_NAME}_size_dynamic_sections (output_bfd, &link_info)) - einfo ("%P%F: failed to set dynamic section sizes: %E\n"); -} - -static char * -gld${EMULATION_NAME}_get_script(isfile) - int *isfile; -EOF - -if test -n "$COMPILE_IN" -then -# Scripts compiled in. - -# sed commands to quote an ld script as a C string. -sc='s/["\\]/\\&/g -s/$/\\n\\/ -1s/^/"/ -$s/$/n"/ -' - -cat >>e${EMULATION_NAME}.c <<EOF -{ - *isfile = 0; - - if (link_info.relocateable == true && config.build_constructors == true) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`; - else if (link_info.relocateable == true) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xr`; - else if (!config.text_read_only) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xbn`; - else if (!config.magic_demand_paged) - return `sed "$sc" ldscripts/${EMULATION_NAME}.xn`; - else - return `sed "$sc" ldscripts/${EMULATION_NAME}.x`; -} -EOF - -else -# Scripts read from the filesystem. - -cat >>e${EMULATION_NAME}.c <<EOF -{ - *isfile = 1; - - if (link_info.relocateable == true && config.build_constructors == true) - return "ldscripts/${EMULATION_NAME}.xu"; - else if (link_info.relocateable == true) - return "ldscripts/${EMULATION_NAME}.xr"; - else if (!config.text_read_only) - return "ldscripts/${EMULATION_NAME}.xbn"; - else if (!config.magic_demand_paged) - return "ldscripts/${EMULATION_NAME}.xn"; - else - return "ldscripts/${EMULATION_NAME}.x"; -} -EOF - -fi - -cat >>e${EMULATION_NAME}.c <<EOF - -struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = -{ - gld${EMULATION_NAME}_before_parse, - syslib_default, - hll_default, - after_parse_default, - after_open_default, - after_allocation_default, - set_output_arch_default, - ldemul_default_target, - gld${EMULATION_NAME}_before_allocation, - gld${EMULATION_NAME}_get_script, - "${EMULATION_NAME}", - "${OUTPUT_FORMAT}", - NULL, - gld${EMULATION_NAME}_create_output_section_statements, - gld${EMULATION_NAME}_open_dynamic_archive -}; -EOF |