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authorAlan Modra <amodra@gmail.com>2018-04-16 15:11:22 +0930
committerAlan Modra <amodra@gmail.com>2018-04-16 15:11:22 +0930
commitb4b594e304d44458e25e106ddb4824a37aaf556c (patch)
tree56141c32290d4aa4c12ccf1bb1aae631cca7ad39 /binutils/nlmconv.c
parentfceadf09517d8b37a0fa77852e26a789fc160d94 (diff)
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Remove netware support
include/ * nlm/ChangeLog-9315: Delete. * nlm/alpha-ext.h: Delete. * nlm/common.h: Delete. * nlm/external.h: Delete. * nlm/i386-ext.h: Delete. * nlm/internal.h: Delete. * nlm/ppc-ext.h: Delete. * nlm/sparc32-ext.h: Delete. bfd/ * Makefile.am: Remove netware support. * bfd-in.h: Likewise. * bfd.c: Likewise. * config.bfd: Likewise. * configure.ac: Likewise. * doc/bfdint.texi: Likewise. * ecoff.c: Likewise. * targets.c: Likewise. * libnlm.h: Delete. * nlm-target.h: Delete. * nlm.c: Delete. * nlm32-alpha.c: Delete. * nlm32-i386.c: Delete. * nlm32-ppc.c: Delete. * nlm32-sparc.c: Delete. * nlm32.c: Delete. * nlm64.c: Delete. * nlmcode.h: Delete. * nlmswap.h: Delete. * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * configure: Regenerate. * po/SRC-POTFILES.in: Regenerate. binutils/ * .gitignore: Remove netware support. * Makefile.am: Likewise. * configure.ac: Likewise. * doc/Makefile.am: Likewise. * doc/binutils.texi: Likewise. * testsuite/binutils-all/nm.exp: Likewise. * nlmconv.c: Delete. * nlmconv.h: Delete. * nlmheader.y: Delete. * Makefile.in: Regenerate. * configure: Regenerate. * doc/Makefile.in: Regenerate. * po/POTFILES.in: Regenerate. gas/ * Makefile.am: Remove netware support. * config/tc-i386.c: Likewise. * configure.tgt: Likewise. * config/te-netware.h: Delete. * Makefile.in: Regenerate. * po/POTFILES.in: Regenerate. gprof/ * corefile.c: Remove netware support. ld/ * Makefile.am: Remove netware support. * configure.tgt: Likewise. * testsuite/ld-powerpc/powerpc.exp: Likewise. * emulparams/i386nw.sh: Delete. * emulparams/ppcnw.sh: Delete. * scripttempl/nw.sc: Delete. * Makefile.in: Regenerate. * po/BLD-POTFILES.in: Regenerate.
Diffstat (limited to 'binutils/nlmconv.c')
-rw-r--r--binutils/nlmconv.c2166
1 files changed, 0 insertions, 2166 deletions
diff --git a/binutils/nlmconv.c b/binutils/nlmconv.c
deleted file mode 100644
index 68941f8..0000000
--- a/binutils/nlmconv.c
+++ /dev/null
@@ -1,2166 +0,0 @@
-/* nlmconv.c -- NLM conversion program
- Copyright (C) 1993-2018 Free Software Foundation, Inc.
-
- This file is part of GNU Binutils.
-
- 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 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., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
-
-
-/* Written by Ian Lance Taylor <ian@cygnus.com>.
-
- This program can be used to convert any appropriate object file
- into a NetWare Loadable Module (an NLM). It will accept a linker
- specification file which is identical to that accepted by the
- NetWare linker, NLMLINK. */
-
-/* AIX requires this to be the first thing in the file. */
-#ifndef __GNUC__
-# ifdef _AIX
- #pragma alloca
-#endif
-#endif
-
-#include "sysdep.h"
-#include "bfd.h"
-#include "libiberty.h"
-#include "filenames.h"
-#include "safe-ctype.h"
-
-#include "ansidecl.h"
-#include <time.h>
-#include <assert.h>
-#include "getopt.h"
-
-/* Internal BFD NLM header. */
-#include "libnlm.h"
-#include "nlmconv.h"
-
-#ifdef NLMCONV_ALPHA
-#include "coff/sym.h"
-#include "coff/ecoff.h"
-#endif
-
-#include "bucomm.h"
-
-/* If strerror is just a macro, we want to use the one from libiberty
- since it will handle undefined values. */
-#undef strerror
-extern char *strerror (int);
-
-#ifndef SEEK_SET
-#define SEEK_SET 0
-#endif
-
-#ifndef R_OK
-#define R_OK 4
-#define W_OK 2
-#define X_OK 1
-#endif
-
-/* Global variables. */
-
-/* The name used to invoke the program. */
-char *program_name;
-
-/* Local variables. */
-
-/* Whether to print out debugging information (currently just controls
- whether it prints the linker command if there is one). */
-static int debug;
-
-/* The symbol table. */
-static asymbol **symbols;
-
-/* A section we create in the output file to hold pointers to where
- the sections of the input file end up. We will put a pointer to
- this section in the NLM header. These is an entry for each input
- section. The format is
- null terminated section name
- zeroes to adjust to 4 byte boundary
- 4 byte section data file pointer
- 4 byte section size
- We don't need a version number. The way we find this information
- is by finding a stamp in the NLM header information. If we need to
- change the format of this information, we can simply change the
- stamp. */
-static asection *secsec;
-
-/* A temporary file name to be unlinked on exit. Actually, for most
- errors, we leave it around. It's not clear whether that is helpful
- or not. */
-static char *unlink_on_exit;
-
-/* The list of long options. */
-static struct option long_options[] =
-{
- { "debug", no_argument, 0, 'd' },
- { "header-file", required_argument, 0, 'T' },
- { "help", no_argument, 0, 'h' },
- { "input-target", required_argument, 0, 'I' },
- { "input-format", required_argument, 0, 'I' }, /* Obsolete */
- { "linker", required_argument, 0, 'l' },
- { "output-target", required_argument, 0, 'O' },
- { "output-format", required_argument, 0, 'O' }, /* Obsolete */
- { "version", no_argument, 0, 'V' },
- { NULL, no_argument, 0, 0 }
-};
-
-/* Local routines. */
-
-int main (int, char **);
-
-static void show_usage (FILE *, int);
-static const char *select_output_format
- (enum bfd_architecture, unsigned long, bfd_boolean);
-static void setup_sections (bfd *, asection *, void *);
-static void copy_sections (bfd *, asection *, void *);
-static void mangle_relocs
- (bfd *, asection *, arelent ***, long *, char *, bfd_size_type);
-static void default_mangle_relocs
- (bfd *, asection *, arelent ***, long *, char *, bfd_size_type);
-static char *link_inputs (struct string_list *, char *, char *);
-
-#ifdef NLMCONV_I386
-static void i386_mangle_relocs (bfd *, asection *, arelent ***, long *, char *, bfd_size_type);
-#endif
-
-#ifdef NLMCONV_ALPHA
-static void alpha_mangle_relocs (bfd *, asection *, arelent ***, long *, char *, bfd_size_type);
-#endif
-
-#ifdef NLMCONV_POWERPC
-static void powerpc_build_stubs (bfd *, bfd *, asymbol ***, long *);
-static void powerpc_resolve_stubs (bfd *, bfd *);
-static void powerpc_mangle_relocs (bfd *, asection *, arelent ***, long *, char *, bfd_size_type);
-#endif
-
-/* The main routine. */
-
-int
-main (int argc, char **argv)
-{
- int opt;
- char *input_file = NULL;
- const char *input_format = NULL;
- const char *output_format = NULL;
- const char *header_file = NULL;
- char *ld_arg = NULL;
- Nlm_Internal_Fixed_Header fixed_hdr_struct;
- Nlm_Internal_Variable_Header var_hdr_struct;
- Nlm_Internal_Version_Header version_hdr_struct;
- Nlm_Internal_Copyright_Header copyright_hdr_struct;
- Nlm_Internal_Extended_Header extended_hdr_struct;
- bfd *inbfd;
- bfd *outbfd;
- asymbol **newsyms, **outsyms;
- long symcount, newsymalloc, newsymcount;
- long symsize;
- asection *text_sec, *bss_sec, *data_sec;
- bfd_vma vma;
- bfd_size_type align;
- asymbol *endsym;
- long i;
- char inlead, outlead;
- bfd_boolean gotstart, gotexit, gotcheck;
- struct stat st;
- FILE *custom_data = NULL;
- FILE *help_data = NULL;
- FILE *message_data = NULL;
- FILE *rpc_data = NULL;
- FILE *shared_data = NULL;
- size_t custom_size = 0;
- size_t help_size = 0;
- size_t message_size = 0;
- size_t module_size = 0;
- size_t rpc_size = 0;
- asection *custom_section = NULL;
- asection *help_section = NULL;
- asection *message_section = NULL;
- asection *module_section = NULL;
- asection *rpc_section = NULL;
- asection *shared_section = NULL;
- bfd *sharedbfd;
- size_t shared_offset = 0;
- size_t shared_size = 0;
- static Nlm_Internal_Fixed_Header sharedhdr;
- int len;
- char *modname;
- char **matching;
-
-#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
- setlocale (LC_MESSAGES, "");
-#endif
-#if defined (HAVE_SETLOCALE)
- setlocale (LC_CTYPE, "");
-#endif
- bindtextdomain (PACKAGE, LOCALEDIR);
- textdomain (PACKAGE);
-
- program_name = argv[0];
- xmalloc_set_program_name (program_name);
- bfd_set_error_program_name (program_name);
-
- expandargv (&argc, &argv);
-
- bfd_init ();
- set_default_bfd_target ();
-
- while ((opt = getopt_long (argc, argv, "dHhI:l:O:T:Vv", long_options,
- (int *) NULL))
- != EOF)
- {
- switch (opt)
- {
- case 'd':
- debug = 1;
- break;
- case 'H':
- case 'h':
- show_usage (stdout, 0);
- break;
- case 'I':
- input_format = optarg;
- break;
- case 'l':
- ld_arg = optarg;
- break;
- case 'O':
- output_format = optarg;
- break;
- case 'T':
- header_file = optarg;
- break;
- case 'v':
- case 'V':
- print_version ("nlmconv");
- break;
- case 0:
- break;
- default:
- show_usage (stderr, 1);
- break;
- }
- }
-
- /* The input and output files may be named on the command line. */
- output_file = NULL;
- if (optind < argc)
- {
- input_file = argv[optind];
- ++optind;
- if (optind < argc)
- {
- output_file = argv[optind];
- ++optind;
- if (optind < argc)
- show_usage (stderr, 1);
- if (filename_cmp (input_file, output_file) == 0)
- {
- fatal (_("input and output files must be different"));
- }
- }
- }
-
- /* Initialize the header information to default values. */
- fixed_hdr = &fixed_hdr_struct;
- memset ((void *) &fixed_hdr_struct, 0, sizeof fixed_hdr_struct);
- var_hdr = &var_hdr_struct;
- memset ((void *) &var_hdr_struct, 0, sizeof var_hdr_struct);
- version_hdr = &version_hdr_struct;
- memset ((void *) &version_hdr_struct, 0, sizeof version_hdr_struct);
- copyright_hdr = &copyright_hdr_struct;
- memset ((void *) &copyright_hdr_struct, 0, sizeof copyright_hdr_struct);
- extended_hdr = &extended_hdr_struct;
- memset ((void *) &extended_hdr_struct, 0, sizeof extended_hdr_struct);
- check_procedure = NULL;
- custom_file = NULL;
- debug_info = FALSE;
- exit_procedure = "_Stop";
- export_symbols = NULL;
- map_file = NULL;
- full_map = FALSE;
- help_file = NULL;
- import_symbols = NULL;
- message_file = NULL;
- modules = NULL;
- sharelib_file = NULL;
- start_procedure = "_Prelude";
- verbose = FALSE;
- rpc_file = NULL;
-
- parse_errors = 0;
-
- /* Parse the header file (if there is one). */
- if (header_file != NULL)
- {
- if (! nlmlex_file (header_file)
- || yyparse () != 0
- || parse_errors != 0)
- exit (1);
- }
-
- if (input_files != NULL)
- {
- if (input_file != NULL)
- {
- fatal (_("input file named both on command line and with INPUT"));
- }
- if (input_files->next == NULL)
- input_file = input_files->string;
- else
- input_file = link_inputs (input_files, ld_arg, map_file);
- }
- else if (input_file == NULL)
- {
- non_fatal (_("no input file"));
- show_usage (stderr, 1);
- }
-
- inbfd = bfd_openr (input_file, input_format);
- if (inbfd == NULL)
- bfd_fatal (input_file);
-
- if (! bfd_check_format_matches (inbfd, bfd_object, &matching))
- {
- bfd_nonfatal (input_file);
- if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
- {
- list_matching_formats (matching);
- free (matching);
- }
- exit (1);
- }
-
- if (output_format == NULL)
- output_format = select_output_format (bfd_get_arch (inbfd),
- bfd_get_mach (inbfd),
- bfd_big_endian (inbfd));
-
- assert (output_format != NULL);
-
- /* Use the output file named on the command line if it exists.
- Otherwise use the file named in the OUTPUT statement. */
- if (output_file == NULL)
- {
- non_fatal (_("no name for output file"));
- show_usage (stderr, 1);
- }
-
- outbfd = bfd_openw (output_file, output_format);
- if (outbfd == NULL)
- bfd_fatal (output_file);
- if (! bfd_set_format (outbfd, bfd_object))
- bfd_fatal (output_file);
-
- assert (bfd_get_flavour (outbfd) == bfd_target_nlm_flavour);
-
- /* XXX: Should we accept the unknown bfd format here ? */
- if (bfd_arch_get_compatible (inbfd, outbfd, TRUE) == NULL)
- non_fatal (_("warning: input and output formats are not compatible"));
-
- /* Move the values read from the command file into outbfd. */
- *nlm_fixed_header (outbfd) = fixed_hdr_struct;
- *nlm_variable_header (outbfd) = var_hdr_struct;
- *nlm_version_header (outbfd) = version_hdr_struct;
- *nlm_copyright_header (outbfd) = copyright_hdr_struct;
- *nlm_extended_header (outbfd) = extended_hdr_struct;
-
- /* Start copying the input BFD to the output BFD. */
- if (! bfd_set_file_flags (outbfd, bfd_get_file_flags (inbfd)))
- bfd_fatal (bfd_get_filename (outbfd));
-
- symsize = bfd_get_symtab_upper_bound (inbfd);
- if (symsize < 0)
- bfd_fatal (input_file);
- symbols = (asymbol **) xmalloc (symsize);
- symcount = bfd_canonicalize_symtab (inbfd, symbols);
- if (symcount < 0)
- bfd_fatal (input_file);
-
- /* Make sure we have a .bss section. */
- bss_sec = bfd_get_section_by_name (outbfd, NLM_UNINITIALIZED_DATA_NAME);
- if (bss_sec == NULL)
- {
- bss_sec = bfd_make_section_with_flags (outbfd,
- NLM_UNINITIALIZED_DATA_NAME,
- SEC_ALLOC);
- if (bss_sec == NULL
- || ! bfd_set_section_alignment (outbfd, bss_sec, 1))
- bfd_fatal (_("make .bss section"));
- }
-
- /* We store the original section names in the .nlmsections section,
- so that programs which understand it can resurrect the original
- sections from the NLM. We will put a pointer to .nlmsections in
- the NLM header area. */
- secsec = bfd_make_section_with_flags (outbfd, ".nlmsections",
- SEC_HAS_CONTENTS);
- if (secsec == NULL)
- bfd_fatal (_("make .nlmsections section"));
-
-#ifdef NLMCONV_POWERPC
- /* For PowerPC NetWare we need to build stubs for calls to undefined
- symbols. Because each stub requires an entry in the TOC section
- which must be at the same location as other entries in the TOC
- section, we must do this before determining where the TOC section
- goes in setup_sections. */
- if (bfd_get_arch (inbfd) == bfd_arch_powerpc)
- powerpc_build_stubs (inbfd, outbfd, &symbols, &symcount);
-#endif
-
- /* Set up the sections. */
- bfd_map_over_sections (inbfd, setup_sections, (void *) outbfd);
-
- text_sec = bfd_get_section_by_name (outbfd, NLM_CODE_NAME);
-
- /* The .bss section immediately follows the .data section. */
- data_sec = bfd_get_section_by_name (outbfd, NLM_INITIALIZED_DATA_NAME);
- if (data_sec != NULL)
- {
- bfd_size_type add;
-
- vma = bfd_get_section_size (data_sec);
- align = 1 << bss_sec->alignment_power;
- add = ((vma + align - 1) &~ (align - 1)) - vma;
- vma += add;
- if (! bfd_set_section_vma (outbfd, bss_sec, vma))
- bfd_fatal (_("set .bss vma"));
- if (add != 0)
- {
- bfd_size_type data_size;
-
- data_size = bfd_get_section_size (data_sec);
- if (! bfd_set_section_size (outbfd, data_sec, data_size + add))
- bfd_fatal (_("set .data size"));
- }
- }
-
- /* Adjust symbol information. */
- inlead = bfd_get_symbol_leading_char (inbfd);
- outlead = bfd_get_symbol_leading_char (outbfd);
- gotstart = FALSE;
- gotexit = FALSE;
- gotcheck = FALSE;
- newsymalloc = 10;
- newsyms = (asymbol **) xmalloc (newsymalloc * sizeof (asymbol *));
- newsymcount = 0;
- endsym = NULL;
- for (i = 0; i < symcount; i++)
- {
- asymbol *sym;
-
- sym = symbols[i];
-
- /* Add or remove a leading underscore. */
- if (inlead != outlead)
- {
- if (inlead != '\0')
- {
- if (bfd_asymbol_name (sym)[0] == inlead)
- {
- if (outlead == '\0')
- ++sym->name;
- else
- {
- char *new_name;
-
- new_name = xmalloc (strlen (bfd_asymbol_name (sym)) + 1);
- new_name[0] = outlead;
- strcpy (new_name + 1, bfd_asymbol_name (sym) + 1);
- sym->name = new_name;
- }
- }
- }
- else
- {
- char *new_name;
-
- new_name = xmalloc (strlen (bfd_asymbol_name (sym)) + 2);
- new_name[0] = outlead;
- strcpy (new_name + 1, bfd_asymbol_name (sym));
- sym->name = new_name;
- }
- }
-
- /* NLM's have an uninitialized data section, but they do not
- have a common section in the Unix sense. Move all common
- symbols into the .bss section, and mark them as exported. */
- if (bfd_is_com_section (bfd_get_section (sym)))
- {
- bfd_vma size = sym->value;
-
- sym->section = bss_sec;
- sym->value = bfd_get_section_size (bss_sec);
- size += sym->value;
- align = 1 << bss_sec->alignment_power;
- size = (size + align - 1) & ~(align - 1);
- bfd_set_section_size (outbfd, bss_sec, size);
- sym->flags |= BSF_EXPORT | BSF_GLOBAL;
- }
- else if (bfd_get_section (sym)->output_section != NULL)
- {
- /* Move the symbol into the output section. */
- sym->value += bfd_get_section (sym)->output_offset;
- sym->section = bfd_get_section (sym)->output_section;
- /* This is no longer a section symbol. */
- sym->flags &=~ BSF_SECTION_SYM;
- }
-
- /* Force _edata and _end to be defined. This would normally be
- done by the linker, but the manipulation of the common
- symbols will confuse it. */
- if ((sym->flags & BSF_DEBUGGING) == 0
- && bfd_asymbol_name (sym)[0] == '_'
- && bfd_is_und_section (bfd_get_section (sym)))
- {
- if (strcmp (bfd_asymbol_name (sym), "_edata") == 0)
- {
- sym->section = bss_sec;
- sym->value = 0;
- }
- if (strcmp (bfd_asymbol_name (sym), "_end") == 0)
- {
- sym->section = bss_sec;
- endsym = sym;
- }
-
-#ifdef NLMCONV_POWERPC
- /* For PowerPC NetWare, we define __GOT0. This is the start
- of the .got section. */
- if (bfd_get_arch (inbfd) == bfd_arch_powerpc
- && strcmp (bfd_asymbol_name (sym), "__GOT0") == 0)
- {
- asection *got_sec;
-
- got_sec = bfd_get_section_by_name (inbfd, ".got");
- assert (got_sec != (asection *) NULL);
- sym->value = got_sec->output_offset;
- sym->section = got_sec->output_section;
- }
-#endif
- }
-
- /* If this is a global symbol, check the export list. */
- if ((sym->flags & (BSF_EXPORT | BSF_GLOBAL)) != 0)
- {
- struct string_list *l;
- int found_simple;
-
- /* Unfortunately, a symbol can appear multiple times on the
- export list, with and without prefixes. */
- found_simple = 0;
- for (l = export_symbols; l != NULL; l = l->next)
- {
- if (strcmp (l->string, bfd_asymbol_name (sym)) == 0)
- found_simple = 1;
- else
- {
- char *zbase;
-
- zbase = strchr (l->string, '@');
- if (zbase != NULL
- && strcmp (zbase + 1, bfd_asymbol_name (sym)) == 0)
- {
- /* We must add a symbol with this prefix. */
- if (newsymcount >= newsymalloc)
- {
- newsymalloc += 10;
- newsyms = ((asymbol **)
- xrealloc ((void *) newsyms,
- (newsymalloc
- * sizeof (asymbol *))));
- }
- newsyms[newsymcount] =
- (asymbol *) xmalloc (sizeof (asymbol));
- *newsyms[newsymcount] = *sym;
- newsyms[newsymcount]->name = l->string;
- ++newsymcount;
- }
- }
- }
- if (! found_simple)
- {
- /* The unmodified symbol is actually not exported at
- all. */
- sym->flags &=~ (BSF_GLOBAL | BSF_EXPORT);
- sym->flags |= BSF_LOCAL;
- }
- }
-
- /* If it's an undefined symbol, see if it's on the import list.
- Change the prefix if necessary. */
- if (bfd_is_und_section (bfd_get_section (sym)))
- {
- struct string_list *l;
-
- for (l = import_symbols; l != NULL; l = l->next)
- {
- if (strcmp (l->string, bfd_asymbol_name (sym)) == 0)
- break;
- else
- {
- char *zbase;
-
- zbase = strchr (l->string, '@');
- if (zbase != NULL
- && strcmp (zbase + 1, bfd_asymbol_name (sym)) == 0)
- {
- sym->name = l->string;
- break;
- }
- }
- }
- if (l == NULL)
- non_fatal (_("warning: symbol %s imported but not in import list"),
- bfd_asymbol_name (sym));
- }
-
- /* See if it's one of the special named symbols. */
- if ((sym->flags & BSF_DEBUGGING) == 0)
- {
- bfd_vma val;
-
- /* FIXME: If these symbols are not in the .text section, we
- add the .text section size to the value. This may not be
- correct for all targets. I'm not sure how this should
- really be handled. */
- if (strcmp (bfd_asymbol_name (sym), start_procedure) == 0)
- {
- val = bfd_asymbol_value (sym);
- if (bfd_get_section (sym) == data_sec
- && text_sec != (asection *) NULL)
- val += bfd_section_size (outbfd, text_sec);
- if (! bfd_set_start_address (outbfd, val))
- bfd_fatal (_("set start address"));
- gotstart = TRUE;
- }
- if (strcmp (bfd_asymbol_name (sym), exit_procedure) == 0)
- {
- val = bfd_asymbol_value (sym);
- if (bfd_get_section (sym) == data_sec
- && text_sec != (asection *) NULL)
- val += bfd_section_size (outbfd, text_sec);
- nlm_fixed_header (outbfd)->exitProcedureOffset = val;
- gotexit = TRUE;
- }
- if (check_procedure != NULL
- && strcmp (bfd_asymbol_name (sym), check_procedure) == 0)
- {
- val = bfd_asymbol_value (sym);
- if (bfd_get_section (sym) == data_sec
- && text_sec != (asection *) NULL)
- val += bfd_section_size (outbfd, text_sec);
- nlm_fixed_header (outbfd)->checkUnloadProcedureOffset = val;
- gotcheck = TRUE;
- }
- }
- }
-
- if (endsym != NULL)
- {
- endsym->value = bfd_get_section_size (bss_sec);
-
- /* FIXME: If any relocs referring to _end use inplace addends,
- then I think they need to be updated. This is handled by
- i386_mangle_relocs. Is it needed for any other object
- formats? */
- }
-
- if (newsymcount == 0)
- outsyms = symbols;
- else
- {
- outsyms = (asymbol **) xmalloc ((symcount + newsymcount + 1)
- * sizeof (asymbol *));
- memcpy (outsyms, symbols, symcount * sizeof (asymbol *));
- memcpy (outsyms + symcount, newsyms, newsymcount * sizeof (asymbol *));
- outsyms[symcount + newsymcount] = NULL;
- }
-
- bfd_set_symtab (outbfd, outsyms, symcount + newsymcount);
-
- if (! gotstart)
- non_fatal (_("warning: START procedure %s not defined"), start_procedure);
- if (! gotexit)
- non_fatal (_("warning: EXIT procedure %s not defined"), exit_procedure);
- if (check_procedure != NULL && ! gotcheck)
- non_fatal (_("warning: CHECK procedure %s not defined"), check_procedure);
-
- /* Add additional sections required for the header information. */
- if (custom_file != NULL)
- {
- custom_data = fopen (custom_file, "r");
- if (custom_data == NULL
- || fstat (fileno (custom_data), &st) < 0)
- {
- fprintf (stderr, "%s:%s: %s\n", program_name, custom_file,
- strerror (errno));
- custom_file = NULL;
- }
- else
- {
- custom_size = st.st_size;
- custom_section = bfd_make_section_with_flags (outbfd, ".nlmcustom",
- SEC_HAS_CONTENTS);
- if (custom_section == NULL
- || ! bfd_set_section_size (outbfd, custom_section, custom_size))
- bfd_fatal (_("custom section"));
- }
- }
- if (help_file != NULL)
- {
- help_data = fopen (help_file, "r");
- if (help_data == NULL
- || fstat (fileno (help_data), &st) < 0)
- {
- fprintf (stderr, "%s:%s: %s\n", program_name, help_file,
- strerror (errno));
- help_file = NULL;
- }
- else
- {
- help_size = st.st_size;
- help_section = bfd_make_section_with_flags (outbfd, ".nlmhelp",
- SEC_HAS_CONTENTS);
- if (help_section == NULL
- || ! bfd_set_section_size (outbfd, help_section, help_size))
- bfd_fatal (_("help section"));
- LITMEMCPY (nlm_extended_header (outbfd)->stamp, "MeSsAgEs");
- }
- }
- if (message_file != NULL)
- {
- message_data = fopen (message_file, "r");
- if (message_data == NULL
- || fstat (fileno (message_data), &st) < 0)
- {
- fprintf (stderr, "%s:%s: %s\n", program_name, message_file,
- strerror (errno));
- message_file = NULL;
- }
- else
- {
- message_size = st.st_size;
- message_section = bfd_make_section_with_flags (outbfd,
- ".nlmmessages",
- SEC_HAS_CONTENTS);
- if (message_section == NULL
- || ! bfd_set_section_size (outbfd, message_section, message_size))
- bfd_fatal (_("message section"));
- LITMEMCPY (nlm_extended_header (outbfd)->stamp, "MeSsAgEs");
- }
- }
- if (modules != NULL)
- {
- struct string_list *l;
-
- module_size = 0;
- for (l = modules; l != NULL; l = l->next)
- module_size += strlen (l->string) + 1;
- module_section = bfd_make_section_with_flags (outbfd, ".nlmmodules",
- SEC_HAS_CONTENTS);
- if (module_section == NULL
- || ! bfd_set_section_size (outbfd, module_section, module_size))
- bfd_fatal (_("module section"));
- }
- if (rpc_file != NULL)
- {
- rpc_data = fopen (rpc_file, "r");
- if (rpc_data == NULL
- || fstat (fileno (rpc_data), &st) < 0)
- {
- fprintf (stderr, "%s:%s: %s\n", program_name, rpc_file,
- strerror (errno));
- rpc_file = NULL;
- }
- else
- {
- rpc_size = st.st_size;
- rpc_section = bfd_make_section_with_flags (outbfd, ".nlmrpc",
- SEC_HAS_CONTENTS);
- if (rpc_section == NULL
- || ! bfd_set_section_size (outbfd, rpc_section, rpc_size))
- bfd_fatal (_("rpc section"));
- LITMEMCPY (nlm_extended_header (outbfd)->stamp, "MeSsAgEs");
- }
- }
- if (sharelib_file != NULL)
- {
- sharedbfd = bfd_openr (sharelib_file, output_format);
- if (sharedbfd == NULL
- || ! bfd_check_format (sharedbfd, bfd_object))
- {
- fprintf (stderr, "%s:%s: %s\n", program_name, sharelib_file,
- bfd_errmsg (bfd_get_error ()));
- sharelib_file = NULL;
- }
- else
- {
- sharedhdr = *nlm_fixed_header (sharedbfd);
- bfd_close (sharedbfd);
- shared_data = fopen (sharelib_file, "r");
- if (shared_data == NULL
- || (fstat (fileno (shared_data), &st) < 0))
- {
- fprintf (stderr, "%s:%s: %s\n", program_name, sharelib_file,
- strerror (errno));
- sharelib_file = NULL;
- }
- else
- {
- /* If we were clever, we could just copy out the
- sections of the shared library which we actually
- need. However, we would have to figure out the sizes
- of the external and public information, and that can
- not be done without reading through them. */
- if (sharedhdr.uninitializedDataSize > 0)
- {
- /* There is no place to record this information. */
- non_fatal (_("%s: warning: shared libraries can not have uninitialized data"),
- sharelib_file);
- }
- shared_offset = st.st_size;
- if (shared_offset > (size_t) sharedhdr.codeImageOffset)
- shared_offset = sharedhdr.codeImageOffset;
- if (shared_offset > (size_t) sharedhdr.dataImageOffset)
- shared_offset = sharedhdr.dataImageOffset;
- if (shared_offset > (size_t) sharedhdr.relocationFixupOffset)
- shared_offset = sharedhdr.relocationFixupOffset;
- if (shared_offset > (size_t) sharedhdr.externalReferencesOffset)
- shared_offset = sharedhdr.externalReferencesOffset;
- if (shared_offset > (size_t) sharedhdr.publicsOffset)
- shared_offset = sharedhdr.publicsOffset;
- shared_size = st.st_size - shared_offset;
- shared_section = bfd_make_section_with_flags (outbfd,
- ".nlmshared",
- SEC_HAS_CONTENTS);
- if (shared_section == NULL
- || ! bfd_set_section_size (outbfd, shared_section,
- shared_size))
- bfd_fatal (_("shared section"));
- LITMEMCPY (nlm_extended_header (outbfd)->stamp, "MeSsAgEs");
- }
- }
- }
-
- /* Check whether a version was given. */
- if (!CONST_STRNEQ (version_hdr->stamp, "VeRsIoN#"))
- non_fatal (_("warning: No version number given"));
-
- /* At least for now, always create an extended header, because that
- is what NLMLINK does. */
- LITMEMCPY (nlm_extended_header (outbfd)->stamp, "MeSsAgEs");
-
- LITMEMCPY (nlm_cygnus_ext_header (outbfd)->stamp, "CyGnUsEx");
-
- /* If the date was not given, force it in. */
- if (nlm_version_header (outbfd)->month == 0
- && nlm_version_header (outbfd)->day == 0
- && nlm_version_header (outbfd)->year == 0)
- {
- time_t now;
- struct tm *ptm;
-
- time (&now);
- ptm = localtime (&now);
- nlm_version_header (outbfd)->month = ptm->tm_mon + 1;
- nlm_version_header (outbfd)->day = ptm->tm_mday;
- nlm_version_header (outbfd)->year = ptm->tm_year + 1900;
- LITMEMCPY (version_hdr->stamp, "VeRsIoN#");
- }
-
-#ifdef NLMCONV_POWERPC
- /* Resolve the stubs we build for PowerPC NetWare. */
- if (bfd_get_arch (inbfd) == bfd_arch_powerpc)
- powerpc_resolve_stubs (inbfd, outbfd);
-#endif
-
- /* Copy over the sections. */
- bfd_map_over_sections (inbfd, copy_sections, (void *) outbfd);
-
- /* Finish up the header information. */
- if (custom_file != NULL)
- {
- void *data;
-
- data = xmalloc (custom_size);
- if (fread (data, 1, custom_size, custom_data) != custom_size)
- non_fatal (_("%s: read: %s"), custom_file, strerror (errno));
- else
- {
- if (! bfd_set_section_contents (outbfd, custom_section, data,
- (file_ptr) 0, custom_size))
- bfd_fatal (_("custom section"));
- nlm_fixed_header (outbfd)->customDataOffset =
- custom_section->filepos;
- nlm_fixed_header (outbfd)->customDataSize = custom_size;
- }
- free (data);
- }
- if (! debug_info)
- {
- /* As a special hack, the backend recognizes a debugInfoOffset
- of -1 to mean that it should not output any debugging
- information. This can not be handling by fiddling with the
- symbol table because exported symbols appear in both the
- export information and the debugging information. */
- nlm_fixed_header (outbfd)->debugInfoOffset = (file_ptr) -1;
- }
- if (full_map)
- non_fatal (_("warning: FULLMAP is not supported; try ld -M"));
- if (help_file != NULL)
- {
- void *data;
-
- data = xmalloc (help_size);
- if (fread (data, 1, help_size, help_data) != help_size)
- non_fatal (_("%s: read: %s"), help_file, strerror (errno));
- else
- {
- if (! bfd_set_section_contents (outbfd, help_section, data,
- (file_ptr) 0, help_size))
- bfd_fatal (_("help section"));
- nlm_extended_header (outbfd)->helpFileOffset =
- help_section->filepos;
- nlm_extended_header (outbfd)->helpFileLength = help_size;
- }
- free (data);
- }
- if (message_file != NULL)
- {
- void *data;
-
- data = xmalloc (message_size);
- if (fread (data, 1, message_size, message_data) != message_size)
- non_fatal (_("%s: read: %s"), message_file, strerror (errno));
- else
- {
- if (! bfd_set_section_contents (outbfd, message_section, data,
- (file_ptr) 0, message_size))
- bfd_fatal (_("message section"));
- nlm_extended_header (outbfd)->messageFileOffset =
- message_section->filepos;
- nlm_extended_header (outbfd)->messageFileLength = message_size;
-
- /* FIXME: Are these offsets correct on all platforms? Are
- they 32 bits on all platforms? What endianness? */
- nlm_extended_header (outbfd)->languageID =
- bfd_h_get_32 (outbfd, (bfd_byte *) data + 106);
- nlm_extended_header (outbfd)->messageCount =
- bfd_h_get_32 (outbfd, (bfd_byte *) data + 110);
- }
- free (data);
- }
- if (modules != NULL)
- {
- void *data;
- unsigned char *set;
- struct string_list *l;
- bfd_size_type c;
-
- data = xmalloc (module_size);
- c = 0;
- set = (unsigned char *) data;
- for (l = modules; l != NULL; l = l->next)
- {
- *set = strlen (l->string);
- strncpy ((char *) set + 1, l->string, *set);
- set += *set + 1;
- ++c;
- }
- if (! bfd_set_section_contents (outbfd, module_section, data,
- (file_ptr) 0, module_size))
- bfd_fatal (_("module section"));
- nlm_fixed_header (outbfd)->moduleDependencyOffset =
- module_section->filepos;
- nlm_fixed_header (outbfd)->numberOfModuleDependencies = c;
- }
- if (rpc_file != NULL)
- {
- void *data;
-
- data = xmalloc (rpc_size);
- if (fread (data, 1, rpc_size, rpc_data) != rpc_size)
- non_fatal (_("%s: read: %s"), rpc_file, strerror (errno));
- else
- {
- if (! bfd_set_section_contents (outbfd, rpc_section, data,
- (file_ptr) 0, rpc_size))
- bfd_fatal (_("rpc section"));
- nlm_extended_header (outbfd)->RPCDataOffset =
- rpc_section->filepos;
- nlm_extended_header (outbfd)->RPCDataLength = rpc_size;
- }
- free (data);
- }
- if (sharelib_file != NULL)
- {
- void *data;
-
- data = xmalloc (shared_size);
- if (fseek (shared_data, shared_offset, SEEK_SET) != 0
- || fread (data, 1, shared_size, shared_data) != shared_size)
- non_fatal (_("%s: read: %s"), sharelib_file, strerror (errno));
- else
- {
- if (! bfd_set_section_contents (outbfd, shared_section, data,
- (file_ptr) 0, shared_size))
- bfd_fatal (_("shared section"));
- }
- nlm_extended_header (outbfd)->sharedCodeOffset =
- sharedhdr.codeImageOffset - shared_offset + shared_section->filepos;
- nlm_extended_header (outbfd)->sharedCodeLength =
- sharedhdr.codeImageSize;
- nlm_extended_header (outbfd)->sharedDataOffset =
- sharedhdr.dataImageOffset - shared_offset + shared_section->filepos;
- nlm_extended_header (outbfd)->sharedDataLength =
- sharedhdr.dataImageSize;
- nlm_extended_header (outbfd)->sharedRelocationFixupOffset =
- (sharedhdr.relocationFixupOffset
- - shared_offset
- + shared_section->filepos);
- nlm_extended_header (outbfd)->sharedRelocationFixupCount =
- sharedhdr.numberOfRelocationFixups;
- nlm_extended_header (outbfd)->sharedExternalReferenceOffset =
- (sharedhdr.externalReferencesOffset
- - shared_offset
- + shared_section->filepos);
- nlm_extended_header (outbfd)->sharedExternalReferenceCount =
- sharedhdr.numberOfExternalReferences;
- nlm_extended_header (outbfd)->sharedPublicsOffset =
- sharedhdr.publicsOffset - shared_offset + shared_section->filepos;
- nlm_extended_header (outbfd)->sharedPublicsCount =
- sharedhdr.numberOfPublics;
- nlm_extended_header (outbfd)->sharedDebugRecordOffset =
- sharedhdr.debugInfoOffset - shared_offset + shared_section->filepos;
- nlm_extended_header (outbfd)->sharedDebugRecordCount =
- sharedhdr.numberOfDebugRecords;
- nlm_extended_header (outbfd)->SharedInitializationOffset =
- sharedhdr.codeStartOffset;
- nlm_extended_header (outbfd)->SharedExitProcedureOffset =
- sharedhdr.exitProcedureOffset;
- free (data);
- }
-
- {
- const int max_len = NLM_MODULE_NAME_SIZE - 2;
- const char * filename = lbasename (output_file);
-
- len = strlen (filename);
- if (len > max_len)
- len = max_len;
- nlm_fixed_header (outbfd)->moduleName[0] = len;
-
- strncpy (nlm_fixed_header (outbfd)->moduleName + 1, filename, max_len);
- nlm_fixed_header (outbfd)->moduleName[max_len + 1] = '\0';
-
- for (modname = nlm_fixed_header (outbfd)->moduleName;
- *modname != '\0';
- modname++)
- *modname = TOUPPER (*modname);
- }
-
- strncpy (nlm_variable_header (outbfd)->oldThreadName, " LONG",
- NLM_OLD_THREAD_NAME_LENGTH);
-
- nlm_cygnus_ext_header (outbfd)->offset = secsec->filepos;
- nlm_cygnus_ext_header (outbfd)->length = bfd_section_size (outbfd, secsec);
-
- if (! bfd_close (outbfd))
- bfd_fatal (output_file);
- if (! bfd_close (inbfd))
- bfd_fatal (input_file);
-
- if (unlink_on_exit != NULL)
- unlink (unlink_on_exit);
-
- return 0;
-}
-
-
-/* Show a usage message and exit. */
-
-static void
-show_usage (FILE *file, int status)
-{
- fprintf (file, _("Usage: %s [option(s)] [in-file [out-file]]\n"), program_name);
- fprintf (file, _(" Convert an object file into a NetWare Loadable Module\n"));
- fprintf (file, _(" The options are:\n\
- -I --input-target=<bfdname> Set the input binary file format\n\
- -O --output-target=<bfdname> Set the output binary file format\n\
- -T --header-file=<file> Read <file> for NLM header information\n\
- -l --linker=<linker> Use <linker> for any linking\n\
- -d --debug Display on stderr the linker command line\n\
- @<file> Read options from <file>.\n\
- -h --help Display this information\n\
- -v --version Display the program's version\n\
-"));
- if (REPORT_BUGS_TO[0] && status == 0)
- fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO);
- exit (status);
-}
-
-/* Select the output format based on the input architecture, machine,
- and endianness. This chooses the appropriate NLM target. */
-
-static const char *
-select_output_format (enum bfd_architecture arch, unsigned long mach,
- bfd_boolean bigendian ATTRIBUTE_UNUSED)
-{
- switch (arch)
- {
-#ifdef NLMCONV_I386
- case bfd_arch_i386:
- return "nlm32-i386";
-#endif
-#ifdef NLMCONV_SPARC
- case bfd_arch_sparc:
- return "nlm32-sparc";
-#endif
-#ifdef NLMCONV_ALPHA
- case bfd_arch_alpha:
- return "nlm32-alpha";
-#endif
-#ifdef NLMCONV_POWERPC
- case bfd_arch_powerpc:
- return "nlm32-powerpc";
-#endif
- default:
- fatal (_("support not compiled in for %s"),
- bfd_printable_arch_mach (arch, mach));
- }
- /*NOTREACHED*/
-}
-
-/* The BFD sections are copied in two passes. This function selects
- the output section for each input section, and sets up the section
- name, size, etc. */
-
-static void
-setup_sections (bfd *inbfd ATTRIBUTE_UNUSED, asection *insec, void *data_ptr)
-{
- bfd *outbfd = (bfd *) data_ptr;
- flagword f;
- const char *outname;
- asection *outsec;
- bfd_vma offset;
- bfd_size_type align;
- bfd_size_type add;
- bfd_size_type secsecsize;
-
- f = bfd_get_section_flags (inbfd, insec);
- if (f & SEC_CODE)
- outname = NLM_CODE_NAME;
- else if ((f & SEC_LOAD) && (f & SEC_HAS_CONTENTS))
- outname = NLM_INITIALIZED_DATA_NAME;
- else if (f & SEC_ALLOC)
- outname = NLM_UNINITIALIZED_DATA_NAME;
- else
- outname = bfd_section_name (inbfd, insec);
-
- outsec = bfd_get_section_by_name (outbfd, outname);
- if (outsec == NULL)
- {
- outsec = bfd_make_section (outbfd, outname);
- if (outsec == NULL)
- bfd_fatal (_("make section"));
- }
-
- insec->output_section = outsec;
-
- offset = bfd_section_size (outbfd, outsec);
- align = 1 << bfd_section_alignment (inbfd, insec);
- add = ((offset + align - 1) &~ (align - 1)) - offset;
- insec->output_offset = offset + add;
-
- if (! bfd_set_section_size (outbfd, outsec,
- (bfd_section_size (outbfd, outsec)
- + bfd_section_size (inbfd, insec)
- + add)))
- bfd_fatal (_("set section size"));
-
- if ((bfd_section_alignment (inbfd, insec)
- > bfd_section_alignment (outbfd, outsec))
- && ! bfd_set_section_alignment (outbfd, outsec,
- bfd_section_alignment (inbfd, insec)))
- bfd_fatal (_("set section alignment"));
-
- if (! bfd_set_section_flags (outbfd, outsec,
- f | bfd_get_section_flags (outbfd, outsec)))
- bfd_fatal (_("set section flags"));
-
- bfd_set_reloc (outbfd, outsec, (arelent **) NULL, 0);
-
- /* For each input section we allocate space for an entry in
- .nlmsections. */
- secsecsize = bfd_section_size (outbfd, secsec);
- secsecsize += strlen (bfd_section_name (inbfd, insec)) + 1;
- secsecsize = (secsecsize + 3) &~ 3;
- secsecsize += 8;
- if (! bfd_set_section_size (outbfd, secsec, secsecsize))
- bfd_fatal (_("set .nlmsections size"));
-}
-
-/* Copy the section contents. */
-
-static void
-copy_sections (bfd *inbfd, asection *insec, void *data_ptr)
-{
- static bfd_size_type secsecoff = 0;
- bfd *outbfd = (bfd *) data_ptr;
- const char *inname;
- asection *outsec;
- bfd_size_type size;
- bfd_byte *contents;
- long reloc_size;
- bfd_byte buf[4];
- bfd_size_type add;
-
- inname = bfd_section_name (inbfd, insec);
-
- outsec = insec->output_section;
- assert (outsec != NULL);
-
- size = bfd_get_section_size (insec);
-
- if ((bfd_get_section_flags (inbfd, insec) & SEC_HAS_CONTENTS) == 0)
- contents = NULL;
- else
- {
- if (!bfd_malloc_and_get_section (inbfd, insec, &contents))
- bfd_fatal (bfd_get_filename (inbfd));
- }
-
- reloc_size = bfd_get_reloc_upper_bound (inbfd, insec);
- if (reloc_size < 0)
- bfd_fatal (bfd_get_filename (inbfd));
- if (reloc_size != 0)
- {
- arelent **relocs;
- long reloc_count;
-
- relocs = (arelent **) xmalloc (reloc_size);
- reloc_count = bfd_canonicalize_reloc (inbfd, insec, relocs, symbols);
- if (reloc_count < 0)
- bfd_fatal (bfd_get_filename (inbfd));
- mangle_relocs (outbfd, insec, &relocs, &reloc_count, (char *) contents,
- size);
-
- /* FIXME: refers to internal BFD fields. */
- if (outsec->orelocation != (arelent **) NULL)
- {
- bfd_size_type total_count;
- arelent **combined;
-
- total_count = reloc_count + outsec->reloc_count;
- combined = (arelent **) xmalloc (total_count * sizeof (arelent *));
- memcpy (combined, outsec->orelocation,
- outsec->reloc_count * sizeof (arelent *));
- memcpy (combined + outsec->reloc_count, relocs,
- (size_t) (reloc_count * sizeof (arelent *)));
- free (outsec->orelocation);
- reloc_count = total_count;
- relocs = combined;
- }
-
- bfd_set_reloc (outbfd, outsec, relocs, reloc_count);
- }
-
- if (contents != NULL)
- {
- if (! bfd_set_section_contents (outbfd, outsec, contents,
- insec->output_offset, size))
- bfd_fatal (bfd_get_filename (outbfd));
- free (contents);
- }
-
- /* Add this section to .nlmsections. */
- if (! bfd_set_section_contents (outbfd, secsec, (void *) inname, secsecoff,
- strlen (inname) + 1))
- bfd_fatal (_("set .nlmsection contents"));
- secsecoff += strlen (inname) + 1;
-
- add = ((secsecoff + 3) &~ 3) - secsecoff;
- if (add != 0)
- {
- bfd_h_put_32 (outbfd, (bfd_vma) 0, buf);
- if (! bfd_set_section_contents (outbfd, secsec, buf, secsecoff, add))
- bfd_fatal (_("set .nlmsection contents"));
- secsecoff += add;
- }
-
- if (contents != NULL)
- bfd_h_put_32 (outbfd, (bfd_vma) outsec->filepos, buf);
- else
- bfd_h_put_32 (outbfd, (bfd_vma) 0, buf);
- if (! bfd_set_section_contents (outbfd, secsec, buf, secsecoff, 4))
- bfd_fatal (_("set .nlmsection contents"));
- secsecoff += 4;
-
- bfd_h_put_32 (outbfd, (bfd_vma) size, buf);
- if (! bfd_set_section_contents (outbfd, secsec, buf, secsecoff, 4))
- bfd_fatal (_("set .nlmsection contents"));
- secsecoff += 4;
-}
-
-/* Some, perhaps all, NetWare targets require changing the relocs used
- by the input formats. */
-
-static void
-mangle_relocs (bfd *outbfd, asection *insec, arelent ***relocs_ptr,
- long *reloc_count_ptr, char *contents,
- bfd_size_type contents_size)
-{
- switch (bfd_get_arch (outbfd))
- {
-#ifdef NLMCONV_I386
- case bfd_arch_i386:
- i386_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr,
- contents, contents_size);
- break;
-#endif
-#ifdef NLMCONV_ALPHA
- case bfd_arch_alpha:
- alpha_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr,
- contents, contents_size);
- break;
-#endif
-#ifdef NLMCONV_POWERPC
- case bfd_arch_powerpc:
- powerpc_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr,
- contents, contents_size);
- break;
-#endif
- default:
- default_mangle_relocs (outbfd, insec, relocs_ptr, reloc_count_ptr,
- contents, contents_size);
- break;
- }
-}
-
-/* By default all we need to do for relocs is change the address by
- the output_offset. */
-
-static void
-default_mangle_relocs (bfd *outbfd ATTRIBUTE_UNUSED, asection *insec,
- arelent ***relocs_ptr, long *reloc_count_ptr,
- char *contents ATTRIBUTE_UNUSED,
- bfd_size_type contents_size ATTRIBUTE_UNUSED)
-{
- if (insec->output_offset != 0)
- {
- long reloc_count;
- arelent **relocs;
- long i;
-
- reloc_count = *reloc_count_ptr;
- relocs = *relocs_ptr;
- for (i = 0; i < reloc_count; i++, relocs++)
- (*relocs)->address += insec->output_offset;
- }
-}
-
-#ifdef NLMCONV_I386
-
-/* NetWare on the i386 supports a restricted set of relocs, which are
- different from those used on other i386 targets. This routine
- converts the relocs. It is, obviously, very target dependent. At
- the moment, the nlm32-i386 backend performs similar translations;
- however, it is more reliable and efficient to do them here. */
-
-static reloc_howto_type nlm_i386_pcrel_howto =
- HOWTO (1, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- TRUE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- 0, /* special_function */
- "DISP32", /* name */
- TRUE, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- TRUE); /* pcrel_offset */
-
-static void
-i386_mangle_relocs (bfd *outbfd, asection *insec, arelent ***relocs_ptr,
- long *reloc_count_ptr, char *contents,
- bfd_size_type contents_size)
-{
- long reloc_count, i;
- arelent **relocs;
-
- reloc_count = *reloc_count_ptr;
- relocs = *relocs_ptr;
- for (i = 0; i < reloc_count; i++)
- {
- arelent *rel;
- asymbol *sym;
- bfd_size_type address;
- bfd_vma addend;
-
- rel = *relocs++;
- /* PR 17512: file: 057f89c1. */
- if (rel->sym_ptr_ptr == NULL)
- continue;
- sym = *rel->sym_ptr_ptr;
-
- /* We're moving the relocs from the input section to the output
- section, so we must adjust the address accordingly. */
- address = rel->address;
- rel->address += insec->output_offset;
-
- /* Note that no serious harm will ensue if we fail to change a
- reloc. The backend will fail when writing out the reloc. */
-
- /* Make sure this reloc is within the data we have. We use only
- 4 byte relocs here, so we insist on having 4 bytes. */
- if (address + 4 > contents_size)
- continue;
-
- /* A PC relative reloc entirely within a single section is
- completely unnecessary. This can be generated by ld -r. */
- if (sym == insec->symbol
- && rel->howto != NULL
- && rel->howto->pc_relative
- && ! rel->howto->pcrel_offset)
- {
- --*reloc_count_ptr;
- --relocs;
- memmove (relocs, relocs + 1,
- (size_t) ((reloc_count - i) * sizeof (arelent *)));
- continue;
- }
-
- /* Get the amount the relocation will add in. */
- addend = rel->addend + sym->value;
-
- /* NetWare doesn't support PC relative relocs against defined
- symbols, so we have to eliminate them by doing the relocation
- now. We can only do this if the reloc is within a single
- section. */
- if (rel->howto != NULL
- && rel->howto->pc_relative
- && bfd_get_section (sym) == insec->output_section)
- {
- bfd_vma val;
-
- if (rel->howto->pcrel_offset)
- addend -= address;
-
- val = bfd_get_32 (outbfd, (bfd_byte *) contents + address);
- val += addend;
- bfd_put_32 (outbfd, val, (bfd_byte *) contents + address);
-
- --*reloc_count_ptr;
- --relocs;
- memmove (relocs, relocs + 1,
- (size_t) ((reloc_count - i) * sizeof (arelent *)));
- continue;
- }
-
- /* NetWare doesn't support reloc addends, so we get rid of them
- here by simply adding them into the object data. We handle
- the symbol value, if any, the same way. */
- if (addend != 0
- && rel->howto != NULL
- && rel->howto->rightshift == 0
- && rel->howto->size == 2
- && rel->howto->bitsize == 32
- && rel->howto->bitpos == 0
- && rel->howto->src_mask == 0xffffffff
- && rel->howto->dst_mask == 0xffffffff)
- {
- bfd_vma val;
-
- val = bfd_get_32 (outbfd, (bfd_byte *) contents + address);
- val += addend;
- bfd_put_32 (outbfd, val, (bfd_byte *) contents + address);
-
- /* Adjust the reloc for the changes we just made. */
- rel->addend = 0;
- if (! bfd_is_und_section (bfd_get_section (sym)))
- rel->sym_ptr_ptr = bfd_get_section (sym)->symbol_ptr_ptr;
- }
-
- /* NetWare uses a reloc with pcrel_offset set. We adjust
- pc_relative relocs accordingly. We are going to change the
- howto field, so we can only do this if the current one is
- compatible. We should check that special_function is NULL
- here, but at the moment coff-i386 uses a special_function
- which does not affect what we are doing here. */
- if (rel->howto != NULL
- && rel->howto->pc_relative
- && ! rel->howto->pcrel_offset
- && rel->howto->rightshift == 0
- && rel->howto->size == 2
- && rel->howto->bitsize == 32
- && rel->howto->bitpos == 0
- && rel->howto->src_mask == 0xffffffff
- && rel->howto->dst_mask == 0xffffffff)
- {
- bfd_vma val;
-
- /* When pcrel_offset is not set, it means that the negative
- of the address of the memory location is stored in the
- memory location. We must add it back in. */
- val = bfd_get_32 (outbfd, (bfd_byte *) contents + address);
- val += address;
- bfd_put_32 (outbfd, val, (bfd_byte *) contents + address);
-
- /* We must change to a new howto. */
- rel->howto = &nlm_i386_pcrel_howto;
- }
- }
-}
-
-#endif /* NLMCONV_I386 */
-
-#ifdef NLMCONV_ALPHA
-
-/* On the Alpha the first reloc for every section must be a special
- relocs which hold the GP address. Also, the first reloc in the
- file must be a special reloc which holds the address of the .lita
- section. */
-
-static reloc_howto_type nlm32_alpha_nw_howto =
- HOWTO (ALPHA_R_NW_RELOC, /* type */
- 0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- FALSE, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- 0, /* special_function */
- "NW_RELOC", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE); /* pcrel_offset */
-
-static void
-alpha_mangle_relocs (bfd *outbfd, asection *insec,
- arelent ***relocs_ptr, long *reloc_count_ptr,
- char *contents ATTRIBUTE_UNUSED,
- bfd_size_type contents_size ATTRIBUTE_UNUSED)
-{
- long old_reloc_count;
- arelent **old_relocs;
- arelent **relocs;
-
- old_reloc_count = *reloc_count_ptr;
- old_relocs = *relocs_ptr;
- relocs = (arelent **) xmalloc ((old_reloc_count + 3) * sizeof (arelent *));
- *relocs_ptr = relocs;
-
- if (nlm_alpha_backend_data (outbfd)->lita_address == 0)
- {
- bfd *inbfd;
- asection *lita_section;
-
- inbfd = insec->owner;
- lita_section = bfd_get_section_by_name (inbfd, _LITA);
- if (lita_section != (asection *) NULL)
- {
- nlm_alpha_backend_data (outbfd)->lita_address =
- bfd_get_section_vma (inbfd, lita_section);
- nlm_alpha_backend_data (outbfd)->lita_size =
- bfd_section_size (inbfd, lita_section);
- }
- else
- {
- /* Avoid outputting this reloc again. */
- nlm_alpha_backend_data (outbfd)->lita_address = 4;
- }
-
- *relocs = (arelent *) xmalloc (sizeof (arelent));
- (*relocs)->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
- (*relocs)->address = nlm_alpha_backend_data (outbfd)->lita_address;
- (*relocs)->addend = nlm_alpha_backend_data (outbfd)->lita_size + 1;
- (*relocs)->howto = &nlm32_alpha_nw_howto;
- ++relocs;
- ++(*reloc_count_ptr);
- }
-
- /* Get the GP value from bfd. */
- if (nlm_alpha_backend_data (outbfd)->gp == 0)
- nlm_alpha_backend_data (outbfd)->gp =
- bfd_ecoff_get_gp_value (insec->owner);
-
- *relocs = (arelent *) xmalloc (sizeof (arelent));
- (*relocs)->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
- (*relocs)->address = nlm_alpha_backend_data (outbfd)->gp;
- (*relocs)->addend = 0;
- (*relocs)->howto = &nlm32_alpha_nw_howto;
- ++relocs;
- ++(*reloc_count_ptr);
-
- memcpy (relocs, old_relocs, (size_t) old_reloc_count * sizeof (arelent *));
- relocs[old_reloc_count] = (arelent *) NULL;
-
- free (old_relocs);
-
- if (insec->output_offset != 0)
- {
- bfd_size_type i;
-
- for (i = 0; i < (bfd_size_type) old_reloc_count; i++, relocs++)
- (*relocs)->address += insec->output_offset;
- }
-}
-
-#endif /* NLMCONV_ALPHA */
-
-#ifdef NLMCONV_POWERPC
-
-/* We keep a linked list of stubs which we must build. Because BFD
- requires us to know the sizes of all sections before we can set the
- contents of any, we must figure out which stubs we want to build
- before we can actually build any of them. */
-
-struct powerpc_stub
-{
- /* Next stub in linked list. */
- struct powerpc_stub *next;
-
- /* Symbol whose value is the start of the stub. This is a symbol
- whose name begins with `.'. */
- asymbol *start;
-
- /* Symbol we are going to create a reloc against. This is a symbol
- with the same name as START but without the leading `.'. */
- asymbol *reloc;
-
- /* The TOC index for this stub. This is the index into the TOC
- section at which the reloc is created. */
- unsigned int toc_index;
-};
-
-/* The linked list of stubs. */
-
-static struct powerpc_stub *powerpc_stubs;
-
-/* This is what a stub looks like. The first instruction will get
- adjusted with the correct TOC index. */
-
-static unsigned long powerpc_stub_insns[] =
-{
- 0x81820000, /* lwz r12,0(r2) */
- 0x90410014, /* stw r2,20(r1) */
- 0x800c0000, /* lwz r0,0(r12) */
- 0x804c0004, /* lwz r2,r(r12) */
- 0x7c0903a6, /* mtctr r0 */
- 0x4e800420, /* bctr */
- 0, /* Traceback table. */
- 0xc8000,
- 0
-};
-
-#define POWERPC_STUB_INSN_COUNT \
- (sizeof powerpc_stub_insns / sizeof powerpc_stub_insns[0])
-
-#define POWERPC_STUB_SIZE (4 * POWERPC_STUB_INSN_COUNT)
-
-/* Each stub uses a four byte TOC entry. */
-#define POWERPC_STUB_TOC_ENTRY_SIZE (4)
-
-/* The original size of the .got section. */
-static bfd_size_type powerpc_initial_got_size;
-
-/* Look for all undefined symbols beginning with `.', and prepare to
- build a stub for each one. */
-
-static void
-powerpc_build_stubs (bfd *inbfd, bfd *outbfd ATTRIBUTE_UNUSED,
- asymbol ***symbols_ptr, long *symcount_ptr)
-{
- asection *stub_sec;
- asection *got_sec;
- unsigned int got_base;
- long i;
- long symcount;
- long stubcount;
-
- /* Make a section to hold stubs. We don't set SEC_HAS_CONTENTS for
- the section to prevent copy_sections from reading from it. */
- stub_sec = bfd_make_section_with_flags (inbfd, ".stubs",
- (SEC_CODE
- | SEC_RELOC
- | SEC_ALLOC
- | SEC_LOAD));
- if (stub_sec == (asection *) NULL
- || ! bfd_set_section_alignment (inbfd, stub_sec, 2))
- bfd_fatal (".stubs");
-
- /* Get the TOC section, which is named .got. */
- got_sec = bfd_get_section_by_name (inbfd, ".got");
- if (got_sec == (asection *) NULL)
- {
- got_sec = bfd_make_section_with_flags (inbfd, ".got",
- (SEC_DATA
- | SEC_RELOC
- | SEC_ALLOC
- | SEC_LOAD
- | SEC_HAS_CONTENTS));
- if (got_sec == (asection *) NULL
- || ! bfd_set_section_alignment (inbfd, got_sec, 2))
- bfd_fatal (".got");
- }
-
- powerpc_initial_got_size = bfd_section_size (inbfd, got_sec);
- got_base = powerpc_initial_got_size;
- got_base = (got_base + 3) &~ 3;
-
- stubcount = 0;
-
- symcount = *symcount_ptr;
- for (i = 0; i < symcount; i++)
- {
- asymbol *sym;
- asymbol *newsym;
- char *newname;
- struct powerpc_stub *item;
-
- sym = (*symbols_ptr)[i];
-
- /* We must make a stub for every undefined symbol whose name
- starts with '.'. */
- if (bfd_asymbol_name (sym)[0] != '.'
- || ! bfd_is_und_section (bfd_get_section (sym)))
- continue;
-
- /* Make a new undefined symbol with the same name but without
- the leading `.'. */
- newsym = xmalloc (sizeof (asymbol));
- *newsym = *sym;
- newname = xmalloc (strlen (bfd_asymbol_name (sym)));
- strcpy (newname, bfd_asymbol_name (sym) + 1);
- newsym->name = newname;
-
- /* Define the `.' symbol to be in the stub section. */
- sym->section = stub_sec;
- sym->value = stubcount * POWERPC_STUB_SIZE;
- /* We set the BSF_DYNAMIC flag here so that we can check it when
- we are mangling relocs. FIXME: This is a hack. */
- sym->flags = BSF_LOCAL | BSF_DYNAMIC;
-
- /* Add this stub to the linked list. */
- item = (struct powerpc_stub *) xmalloc (sizeof (struct powerpc_stub));
- item->start = sym;
- item->reloc = newsym;
- item->toc_index = got_base + stubcount * POWERPC_STUB_TOC_ENTRY_SIZE;
-
- item->next = powerpc_stubs;
- powerpc_stubs = item;
-
- ++stubcount;
- }
-
- if (stubcount > 0)
- {
- asymbol **s;
- struct powerpc_stub *l;
-
- /* Add the new symbols we just created to the symbol table. */
- *symbols_ptr = (asymbol **) xrealloc ((char *) *symbols_ptr,
- ((symcount + stubcount)
- * sizeof (asymbol)));
- *symcount_ptr += stubcount;
- s = &(*symbols_ptr)[symcount];
- for (l = powerpc_stubs; l != (struct powerpc_stub *) NULL; l = l->next)
- *s++ = l->reloc;
-
- /* Set the size of the .stubs section and increase the size of
- the .got section. */
- if (! bfd_set_section_size (inbfd, stub_sec,
- stubcount * POWERPC_STUB_SIZE)
- || ! bfd_set_section_size (inbfd, got_sec,
- (got_base
- + (stubcount
- * POWERPC_STUB_TOC_ENTRY_SIZE))))
- bfd_fatal (_("stub section sizes"));
- }
-}
-
-/* Resolve all the stubs for PowerPC NetWare. We fill in the contents
- of the output section, and create new relocs in the TOC. */
-
-static void
-powerpc_resolve_stubs (bfd *inbfd, bfd *outbfd)
-{
- bfd_byte buf[POWERPC_STUB_SIZE];
- unsigned int i;
- unsigned int stubcount;
- arelent **relocs;
- asection *got_sec;
- arelent **r;
- struct powerpc_stub *l;
-
- if (powerpc_stubs == (struct powerpc_stub *) NULL)
- return;
-
- for (i = 0; i < POWERPC_STUB_INSN_COUNT; i++)
- bfd_put_32 (outbfd, (bfd_vma) powerpc_stub_insns[i], buf + i * 4);
-
- got_sec = bfd_get_section_by_name (inbfd, ".got");
- assert (got_sec != (asection *) NULL);
- assert (got_sec->output_section->orelocation == (arelent **) NULL);
-
- stubcount = 0;
- for (l = powerpc_stubs; l != (struct powerpc_stub *) NULL; l = l->next)
- ++stubcount;
- relocs = (arelent **) xmalloc (stubcount * sizeof (arelent *));
-
- r = relocs;
- for (l = powerpc_stubs; l != (struct powerpc_stub *) NULL; l = l->next)
- {
- arelent *reloc;
-
- /* Adjust the first instruction to use the right TOC index. */
- bfd_put_32 (outbfd, (bfd_vma) powerpc_stub_insns[0] + l->toc_index, buf);
-
- /* Write this stub out. */
- if (! bfd_set_section_contents (outbfd,
- bfd_get_section (l->start),
- buf,
- l->start->value,
- POWERPC_STUB_SIZE))
- bfd_fatal (_("writing stub"));
-
- /* Create a new reloc for the TOC entry. */
- reloc = (arelent *) xmalloc (sizeof (arelent));
- reloc->sym_ptr_ptr = &l->reloc;
- reloc->address = l->toc_index + got_sec->output_offset;
- reloc->addend = 0;
- reloc->howto = bfd_reloc_type_lookup (inbfd, BFD_RELOC_32);
-
- *r++ = reloc;
- }
-
- bfd_set_reloc (outbfd, got_sec->output_section, relocs, stubcount);
-}
-
-/* Adjust relocation entries for PowerPC NetWare. We do not output
- TOC relocations. The object code already contains the offset from
- the TOC pointer. When the function is called, the TOC register,
- r2, will be set to the correct TOC value, so there is no need for
- any further reloc. */
-
-static void
-powerpc_mangle_relocs (bfd *outbfd, asection *insec,
- arelent ***relocs_ptr,
- long *reloc_count_ptr, char *contents,
- bfd_size_type contents_size ATTRIBUTE_UNUSED)
-{
- reloc_howto_type *toc_howto;
- long reloc_count;
- arelent **relocs;
- long i;
-
- toc_howto = bfd_reloc_type_lookup (insec->owner, BFD_RELOC_PPC_TOC16);
- if (toc_howto == (reloc_howto_type *) NULL)
- fatal (_("Unable to locate PPC_TOC16 reloc information"));
-
- /* If this is the .got section, clear out all the contents beyond
- the initial size. We must do this here because copy_sections is
- going to write out whatever we return in the contents field. */
- if (strcmp (bfd_get_section_name (insec->owner, insec), ".got") == 0)
- memset (contents + powerpc_initial_got_size, 0,
- (size_t) (bfd_get_section_size (insec) - powerpc_initial_got_size));
-
- reloc_count = *reloc_count_ptr;
- relocs = *relocs_ptr;
- for (i = 0; i < reloc_count; i++)
- {
- arelent *rel;
- asymbol *sym;
- bfd_vma sym_value;
-
- rel = *relocs++;
- sym = *rel->sym_ptr_ptr;
-
- /* Convert any relocs against the .bss section into relocs
- against the .data section. */
- if (strcmp (bfd_get_section_name (outbfd, bfd_get_section (sym)),
- NLM_UNINITIALIZED_DATA_NAME) == 0)
- {
- asection *datasec;
-
- datasec = bfd_get_section_by_name (outbfd,
- NLM_INITIALIZED_DATA_NAME);
- if (datasec != NULL)
- {
- rel->addend += (bfd_get_section_vma (outbfd,
- bfd_get_section (sym))
- + sym->value);
- rel->sym_ptr_ptr = datasec->symbol_ptr_ptr;
- sym = *rel->sym_ptr_ptr;
- }
- }
-
- /* PR 17512: file: 70cfde95. */
- if (rel->howto == NULL)
- continue;
-
- /* We must be able to resolve all PC relative relocs at this
- point. If we get a branch to an undefined symbol we build a
- stub, since NetWare will resolve undefined symbols into a
- pointer to a function descriptor. */
- if (rel->howto->pc_relative)
- {
- /* This check for whether a symbol is in the same section as
- the reloc will be wrong if there is a PC relative reloc
- between two sections both of which were placed in the
- same output section. This should not happen. */
- if (bfd_get_section (sym) != insec->output_section)
- non_fatal (_("unresolved PC relative reloc against %s"),
- bfd_asymbol_name (sym));
- else
- {
- bfd_vma val;
-
- if (rel->address > contents_size - 4)
- {
- non_fatal (_("Out of range relocation: %lx"),
- (long) rel->address);
- break;
- }
-
- assert (rel->howto->size == 2 && rel->howto->pcrel_offset);
- val = bfd_get_32 (outbfd, (bfd_byte *) contents + rel->address);
- val = ((val &~ rel->howto->dst_mask)
- | (((val & rel->howto->src_mask)
- + (sym->value - rel->address)
- + rel->addend)
- & rel->howto->dst_mask));
- bfd_put_32 (outbfd, val, (bfd_byte *) contents + rel->address);
-
- /* If this reloc is against an stubbed symbol and the
- next instruction is
- cror 31,31,31
- then we replace the next instruction with
- lwz r2,20(r1)
- This reloads the TOC pointer after a stub call. */
- if (bfd_asymbol_name (sym)[0] == '.'
- && (sym->flags & BSF_DYNAMIC) != 0
- && (bfd_get_32 (outbfd,
- (bfd_byte *) contents + rel->address + 4)
- == 0x4ffffb82)) /* cror 31,31,31 */
- bfd_put_32 (outbfd, (bfd_vma) 0x80410014, /* lwz r2,20(r1) */
- (bfd_byte *) contents + rel->address + 4);
-
- --*reloc_count_ptr;
- --relocs;
- memmove (relocs, relocs + 1,
- (size_t) ((reloc_count - 1) * sizeof (arelent *)));
- continue;
- }
- }
-
- /* When considering a TOC reloc, we do not want to include the
- symbol value. The symbol will be start of the TOC section
- (which is named .got). We do want to include the addend. */
- if (rel->howto == toc_howto)
- sym_value = 0;
- else
- sym_value = sym->value;
-
- /* If this is a relocation against a symbol with a value, or
- there is a reloc addend, we need to update the addend in the
- object file. */
- if (sym_value + rel->addend != 0)
- {
- bfd_vma val;
-
- switch (rel->howto->size)
- {
- case 1:
- if (rel->address > contents_size - 2)
- {
- non_fatal (_("Out of range relocation: %lx"),
- (long) rel->address);
- break;
- }
-
- val = bfd_get_16 (outbfd,
- (bfd_byte *) contents + rel->address);
- val = ((val &~ rel->howto->dst_mask)
- | (((val & rel->howto->src_mask)
- + sym_value
- + rel->addend)
- & rel->howto->dst_mask));
- if ((bfd_signed_vma) val < - 0x8000
- || (bfd_signed_vma) val >= 0x8000)
- non_fatal (_("overflow when adjusting relocation against %s"),
- bfd_asymbol_name (sym));
- bfd_put_16 (outbfd, val, (bfd_byte *) contents + rel->address);
- break;
-
- case 2:
- /* PR 17512: file: 0455a112. */
- if (rel->address > contents_size - 4)
- {
- non_fatal (_("Out of range relocation: %lx"),
- (long) rel->address);
- break;
- }
-
- val = bfd_get_32 (outbfd,
- (bfd_byte *) contents + rel->address);
- val = ((val &~ rel->howto->dst_mask)
- | (((val & rel->howto->src_mask)
- + sym_value
- + rel->addend)
- & rel->howto->dst_mask));
- bfd_put_32 (outbfd, val, (bfd_byte *) contents + rel->address);
- break;
-
- default:
- fatal (_("Unsupported relocation size: %d"), rel->howto->size);
- }
-
- if (! bfd_is_und_section (bfd_get_section (sym)))
- rel->sym_ptr_ptr = bfd_get_section (sym)->symbol_ptr_ptr;
- rel->addend = 0;
- }
-
- /* Now that we have incorporated the addend, remove any TOC
- relocs. */
- if (rel->howto == toc_howto)
- {
- --*reloc_count_ptr;
- --relocs;
- memmove (relocs, relocs + 1,
- (size_t) ((reloc_count - i) * sizeof (arelent *)));
- continue;
- }
-
- rel->address += insec->output_offset;
- }
-}
-
-#endif /* NLMCONV_POWERPC */
-
-/* Name of linker. */
-#ifndef LD_NAME
-#define LD_NAME "ld"
-#endif
-
-/* The user has specified several input files. Invoke the linker to
- link them all together, and convert and delete the resulting output
- file. */
-
-static char *
-link_inputs (struct string_list *inputs, char *ld, char * mfile)
-{
- size_t c;
- struct string_list *q;
- char **argv;
- size_t i;
- int pid;
- int status;
- char *errfmt;
- char *errarg;
-
- c = 0;
- for (q = inputs; q != NULL; q = q->next)
- ++c;
-
- argv = (char **) xmalloc ((c + 7) * sizeof (char *));
-
-#ifndef __MSDOS__
- if (ld == NULL)
- {
- char *p;
-
- /* Find the linker to invoke based on how nlmconv was run. */
- p = program_name + strlen (program_name);
- while (p != program_name)
- {
- if (p[-1] == '/')
- {
- ld = (char *) xmalloc (p - program_name + strlen (LD_NAME) + 1);
- memcpy (ld, program_name, p - program_name);
- strcpy (ld + (p - program_name), LD_NAME);
- break;
- }
- --p;
- }
- }
-#endif
-
- if (ld == NULL)
- ld = (char *) LD_NAME;
-
- unlink_on_exit = make_temp_file (".O");
-
- argv[0] = ld;
- argv[1] = (char *) "-Ur";
- argv[2] = (char *) "-o";
- argv[3] = unlink_on_exit;
- /* If we have been given the name of a mapfile and that
- name is not 'stderr' then pass it on to the linker. */
- if (mfile
- && * mfile
- && strcmp (mfile, "stderr") == 0)
- {
- argv[4] = (char *) "-Map";
- argv[5] = mfile;
- i = 6;
- }
- else
- i = 4;
-
- for (q = inputs; q != NULL; q = q->next, i++)
- argv[i] = q->string;
- argv[i] = NULL;
-
- if (debug)
- {
- for (i = 0; argv[i] != NULL; i++)
- fprintf (stderr, " %s", argv[i]);
- fprintf (stderr, "\n");
- }
-
- pid = pexecute (ld, argv, program_name, (char *) NULL, &errfmt, &errarg,
- PEXECUTE_SEARCH | PEXECUTE_ONE);
- free (argv);
-
- if (pid == -1)
- {
- fprintf (stderr, _("%s: execution of %s failed: "), program_name, ld);
- fprintf (stderr, errfmt, errarg);
- unlink (unlink_on_exit);
- exit (1);
- }
-
- if (pwait (pid, &status, 0) < 0)
- {
- perror ("pwait");
- unlink (unlink_on_exit);
- exit (1);
- }
-
- if (status != 0)
- {
- non_fatal (_("Execution of %s failed"), ld);
- unlink (unlink_on_exit);
- exit (1);
- }
-
- return unlink_on_exit;
-}