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Diffstat (limited to 'ld/emultempl/beos.em')
| -rw-r--r-- | ld/emultempl/beos.em | 879 |
1 files changed, 0 insertions, 879 deletions
diff --git a/ld/emultempl/beos.em b/ld/emultempl/beos.em deleted file mode 100644 index e6e6b58cfbc..00000000000 --- a/ld/emultempl/beos.em +++ /dev/null @@ -1,879 +0,0 @@ -# This shell script emits a C file. -*- C -*- -# It does some substitutions. -if [ -z "$MACHINE" ]; then - OUTPUT_ARCH=${ARCH} -else - OUTPUT_ARCH=${ARCH}:${MACHINE} -fi -cat >e${EMULATION_NAME}.c <<EOF -/* This file is part of GLD, the Gnu Linker. - Copyright 1995, 1996, 1997, 1998, 2000, 2001, 2002 - Free Software Foundation, Inc. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -/* For WINDOWS_NT */ -/* The original file generated returned different default scripts depending - on whether certain switches were set, but these switches pertain to the - Linux system and that particular version of coff. In the NT case, we - only determine if the subsystem is console or windows in order to select - the correct entry point by default. */ - -#include "bfd.h" -#include "sysdep.h" -#include "bfdlink.h" -#include "getopt.h" -#include "libiberty.h" -#include "ld.h" -#include "ldmain.h" -#include "ldexp.h" -#include "ldlang.h" -#include "ldfile.h" -#include "ldemul.h" -#include "ldgram.h" -#include "ldlex.h" -#include "ldmisc.h" -#include "ldctor.h" -#include "coff/internal.h" -#include "../bfd/libcoff.h" - -#define TARGET_IS_${EMULATION_NAME} - -static void gld_${EMULATION_NAME}_set_symbols PARAMS ((void)); -static void gld_${EMULATION_NAME}_after_open PARAMS ((void)); -static void gld_${EMULATION_NAME}_before_parse PARAMS ((void)); -static void gld_${EMULATION_NAME}_before_allocation PARAMS ((void)); -static boolean gld${EMULATION_NAME}_place_orphan - PARAMS ((lang_input_statement_type *, asection *)); -static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *)); -static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **)); - -static int sort_by_file_name PARAMS ((const PTR, const PTR)); -static int sort_by_section_name PARAMS ((const PTR, const PTR)); -static lang_statement_union_type **sort_sections_1 - PARAMS ((lang_statement_union_type **, lang_statement_union_type *, int, - int (*) PARAMS((const PTR, const PTR)))); -static void sort_sections PARAMS ((lang_statement_union_type *)); - -static void set_pe_name PARAMS ((char *, long int)); -static void set_pe_subsystem PARAMS ((void)); -static void set_pe_value PARAMS ((char *)); -static void set_pe_stack_heap PARAMS ((char *, char *)); - -static struct internal_extra_pe_aouthdr pe; -static int dll; - -extern const char *output_filename; - -static void -gld_${EMULATION_NAME}_before_parse() -{ - const bfd_arch_info_type *arch = bfd_scan_arch ("${OUTPUT_ARCH}"); - if (arch) - { - ldfile_output_architecture = arch->arch; - ldfile_output_machine = arch->mach; - ldfile_output_machine_name = arch->printable_name; - } - else - ldfile_output_architecture = bfd_arch_${ARCH}; - output_filename = "a.exe"; -} - -/* PE format extra command line options. */ - -/* Used for setting flags in the PE header. */ -#define OPTION_BASE_FILE (300 + 1) -#define OPTION_DLL (OPTION_BASE_FILE + 1) -#define OPTION_FILE_ALIGNMENT (OPTION_DLL + 1) -#define OPTION_IMAGE_BASE (OPTION_FILE_ALIGNMENT + 1) -#define OPTION_MAJOR_IMAGE_VERSION (OPTION_IMAGE_BASE + 1) -#define OPTION_MAJOR_OS_VERSION (OPTION_MAJOR_IMAGE_VERSION + 1) -#define OPTION_MAJOR_SUBSYSTEM_VERSION (OPTION_MAJOR_OS_VERSION + 1) -#define OPTION_MINOR_IMAGE_VERSION (OPTION_MAJOR_SUBSYSTEM_VERSION + 1) -#define OPTION_MINOR_OS_VERSION (OPTION_MINOR_IMAGE_VERSION + 1) -#define OPTION_MINOR_SUBSYSTEM_VERSION (OPTION_MINOR_OS_VERSION + 1) -#define OPTION_SECTION_ALIGNMENT (OPTION_MINOR_SUBSYSTEM_VERSION + 1) -#define OPTION_STACK (OPTION_SECTION_ALIGNMENT + 1) -#define OPTION_SUBSYSTEM (OPTION_STACK + 1) -#define OPTION_HEAP (OPTION_SUBSYSTEM + 1) - -static struct option longopts[] = { - /* PE options */ - {"base-file", required_argument, NULL, OPTION_BASE_FILE}, - {"dll", no_argument, NULL, OPTION_DLL}, - {"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT}, - {"heap", required_argument, NULL, OPTION_HEAP}, - {"image-base", required_argument, NULL, OPTION_IMAGE_BASE}, - {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION}, - {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION}, - {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION}, - {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION}, - {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION}, - {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION}, - {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT}, - {"stack", required_argument, NULL, OPTION_STACK}, - {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM}, - {NULL, no_argument, NULL, 0} - }; - - -/* PE/WIN32; added routines to get the subsystem type, heap and/or stack - parameters which may be input from the command line */ - -typedef struct { - void *ptr; - int size; - int value; - char *symbol; - int inited; -} definfo; - -#define D(field,symbol,def) {&pe.field,sizeof(pe.field), def, symbol,0} - -static definfo init[] = -{ - /* imagebase must be first */ -#define IMAGEBASEOFF 0 - D(ImageBase,"__image_base__", BEOS_EXE_IMAGE_BASE), -#define DLLOFF 1 - {&dll, sizeof(dll), 0, "__dll__", 0}, - D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT), - D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT), - D(MajorOperatingSystemVersion,"__major_os_version__", 4), - D(MinorOperatingSystemVersion,"__minor_os_version__", 0), - D(MajorImageVersion,"__major_image_version__", 1), - D(MinorImageVersion,"__minor_image_version__", 0), - D(MajorSubsystemVersion,"__major_subsystem_version__", 4), - D(MinorSubsystemVersion,"__minor_subsystem_version__", 0), - D(Subsystem,"__subsystem__", 3), - D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x2000000), - D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000), - D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000), - D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000), - D(LoaderFlags,"__loader_flags__", 0x0), - { NULL, 0, 0, NULL, 0 } -}; - - -static void -set_pe_name (name, val) - char *name; - long val; -{ - int i; - /* Find the name and set it. */ - for (i = 0; init[i].ptr; i++) - { - if (strcmp (name, init[i].symbol) == 0) - { - init[i].value = val; - init[i].inited = 1; - return; - } - } - abort(); -} - - -static void -set_pe_subsystem () -{ - const char *sver; - int len; - int i; - static const struct - { - const char *name; - const int value; - const char *entry; - } - v[] = - { - { "native", 1, "_NtProcessStartup" }, - { "windows", 2, "_WinMainCRTStartup" }, - { "wwindows", 2, "_wWinMainCRTStartup" }, - { "console", 3, "_mainCRTStartup" }, - { "wconsole", 3, "_wmainCRTStartup" }, -#if 0 - /* The Microsoft linker does not recognize this. */ - { "os2", 5, "" }, -#endif - { "posix", 7, "___PosixProcessStartup"}, - { 0, 0, 0 } - }; - - sver = strchr (optarg, ':'); - if (sver == NULL) - len = strlen (optarg); - else - { - char *end; - - len = sver - optarg; - set_pe_name ("__major_subsystem_version__", - strtoul (sver + 1, &end, 0)); - if (*end == '.') - set_pe_name ("__minor_subsystem_version__", - strtoul (end + 1, &end, 0)); - if (*end != '\0') - einfo ("%P: warning: bad version number in -subsystem option\n"); - } - - for (i = 0; v[i].name; i++) - { - if (strncmp (optarg, v[i].name, len) == 0 - && v[i].name[len] == '\0') - { - set_pe_name ("__subsystem__", v[i].value); - - /* If the subsystem is windows, we use a different entry - point. We also register the entry point as an undefined - symbol. from lang_add_entry() The reason we do - this is so that the user - doesn't have to because they would have to use the -u - switch if they were specifying an entry point other than - _mainCRTStartup. Specifically, if creating a windows - application, entry point _WinMainCRTStartup must be - specified. What I have found for non console - applications (entry not _mainCRTStartup) is that the .obj - that contains mainCRTStartup is brought in since it is - the first encountered in libc.lib and it has other - symbols in it which will be pulled in by the link - process. To avoid this, adding -u with the entry point - name specified forces the correct .obj to be used. We - can avoid making the user do this by always adding the - entry point name as an undefined symbol. */ - lang_add_entry (v[i].entry, 1); - - return; - } - } - einfo ("%P%F: invalid subsystem type %s\n", optarg); -} - - - -static void -set_pe_value (name) - char *name; - -{ - char *end; - set_pe_name (name, strtoul (optarg, &end, 0)); - if (end == optarg) - { - einfo ("%P%F: invalid hex number for PE parameter '%s'\n", optarg); - } - - optarg = end; -} - -static void -set_pe_stack_heap (resname, comname) - char *resname; - char *comname; -{ - set_pe_value (resname); - if (*optarg == ',') - { - optarg++; - set_pe_value (comname); - } - else if (*optarg) - { - einfo ("%P%F: strange hex info for PE parameter '%s'\n", optarg); - } -} - - - -static int -gld_${EMULATION_NAME}_parse_args(argc, argv) - int argc; - char **argv; -{ - int longind; - int optc; - int prevoptind = optind; - int prevopterr = opterr; - int wanterror; - static int lastoptind = -1; - - if (lastoptind != optind) - opterr = 0; - wanterror = opterr; - - lastoptind = optind; - - optc = getopt_long_only (argc, argv, "-", longopts, &longind); - opterr = prevopterr; - - switch (optc) - { - default: - if (wanterror) - xexit (1); - optind = prevoptind; - return 0; - - case OPTION_BASE_FILE: - link_info.base_file = (PTR) fopen (optarg, FOPEN_WB); - if (link_info.base_file == NULL) - { - fprintf (stderr, "%s: Can't open base file %s\n", - program_name, optarg); - xexit (1); - } - break; - - /* PE options */ - case OPTION_HEAP: - set_pe_stack_heap ("__size_of_heap_reserve__", "__size_of_heap_commit__"); - break; - case OPTION_STACK: - set_pe_stack_heap ("__size_of_stack_reserve__", "__size_of_stack_commit__"); - break; - case OPTION_SUBSYSTEM: - set_pe_subsystem (); - break; - case OPTION_MAJOR_OS_VERSION: - set_pe_value ("__major_os_version__"); - break; - case OPTION_MINOR_OS_VERSION: - set_pe_value ("__minor_os_version__"); - break; - case OPTION_MAJOR_SUBSYSTEM_VERSION: - set_pe_value ("__major_subsystem_version__"); - break; - case OPTION_MINOR_SUBSYSTEM_VERSION: - set_pe_value ("__minor_subsystem_version__"); - break; - case OPTION_MAJOR_IMAGE_VERSION: - set_pe_value ("__major_image_version__"); - break; - case OPTION_MINOR_IMAGE_VERSION: - set_pe_value ("__minor_image_version__"); - break; - case OPTION_FILE_ALIGNMENT: - set_pe_value ("__file_alignment__"); - break; - case OPTION_SECTION_ALIGNMENT: - set_pe_value ("__section_alignment__"); - break; - case OPTION_DLL: - set_pe_name ("__dll__", 1); - break; - case OPTION_IMAGE_BASE: - set_pe_value ("__image_base__"); - break; - } - return 1; -} - -/* Assign values to the special symbols before the linker script is - read. */ - -static void -gld_${EMULATION_NAME}_set_symbols() -{ - /* Run through and invent symbols for all the - names and insert the defaults. */ - int j; - lang_statement_list_type *save; - - if (!init[IMAGEBASEOFF].inited) - { - if (link_info.relocateable) - init[IMAGEBASEOFF].value = 0; - else if (init[DLLOFF].value) - init[IMAGEBASEOFF].value = BEOS_DLL_IMAGE_BASE; - else - init[IMAGEBASEOFF].value = BEOS_EXE_IMAGE_BASE; - } - - /* Don't do any symbol assignments if this is a relocateable link. */ - if (link_info.relocateable) - return; - - /* Glue the assignments into the abs section */ - save = stat_ptr; - - stat_ptr = &(abs_output_section->children); - - for (j = 0; init[j].ptr; j++) - { - long val = init[j].value; - lang_add_assignment (exp_assop ('=', init[j].symbol, exp_intop (val))); - if (init[j].size == sizeof(short)) - *(short *)init[j].ptr = val; - else if (init[j].size == sizeof(int)) - *(int *)init[j].ptr = val; - else if (init[j].size == sizeof(long)) - *(long *)init[j].ptr = val; - /* This might be a long long or other special type. */ - else if (init[j].size == sizeof(bfd_vma)) - *(bfd_vma *)init[j].ptr = val; - else abort(); - } - /* Restore the pointer. */ - stat_ptr = save; - - if (pe.FileAlignment > - pe.SectionAlignment) - { - einfo ("%P: warning, file alignment > section alignment.\n"); - } -} - -static void -gld_${EMULATION_NAME}_after_open() -{ - /* Pass the wacky PE command line options into the output bfd. - FIXME: This should be done via a function, rather than by - including an internal BFD header. */ - if (!coff_data(output_bfd)->pe) - { - einfo ("%F%P: PE operations on non PE file.\n"); - } - - pe_data(output_bfd)->pe_opthdr = pe; - pe_data(output_bfd)->dll = init[DLLOFF].value; - -} - -/* Callback functions for qsort in sort_sections. */ - -static int -sort_by_file_name (a, b) - const PTR a; - const PTR b; -{ - const lang_statement_union_type *const *ra = a; - const lang_statement_union_type *const *rb = b; - int i, a_sec, b_sec; - - i = strcmp ((*ra)->input_section.ifile->the_bfd->my_archive->filename, - (*rb)->input_section.ifile->the_bfd->my_archive->filename); - if (i != 0) - return i; - - i = strcmp ((*ra)->input_section.ifile->filename, - (*rb)->input_section.ifile->filename); - if (i != 0) - return i; - /* the tail idata4/5 are the only ones without relocs to an - idata$6 section unless we are importing by ordinal, - so sort them to last to terminate the IAT - and HNT properly. if no reloc this one is import by ordinal - so we have to sort by section contents */ - - if ( ((*ra)->input_section.section->reloc_count + (*rb)->input_section.section->reloc_count) ) - { - i = (((*ra)->input_section.section->reloc_count > - (*rb)->input_section.section->reloc_count) ? -1 : 0); - if ( i != 0) - return i; - - return (((*ra)->input_section.section->reloc_count > - (*rb)->input_section.section->reloc_count) ? 0 : 1); - } - else - { - if ( (strcmp( (*ra)->input_section.section->name, ".idata$6") == 0) ) - return 0; /* don't sort .idata$6 or .idata$7 FIXME dlltool eliminate .idata$7 */ - - if (! bfd_get_section_contents ((*ra)->input_section.ifile->the_bfd, - (*ra)->input_section.section, &a_sec, (file_ptr) 0, (bfd_size_type)sizeof(a_sec))) - einfo ("%F%B: Can't read contents of section .idata: %E\n", - (*ra)->input_section.ifile->the_bfd); - - if (! bfd_get_section_contents ((*rb)->input_section.ifile->the_bfd, - (*rb)->input_section.section, &b_sec, (file_ptr) 0, (bfd_size_type)sizeof(b_sec) )) - einfo ("%F%B: Can't read contents of section .idata: %E\n", - (*rb)->input_section.ifile->the_bfd); - - i = ((a_sec < b_sec) ? -1 : 0); - if ( i != 0) - return i; - return ((a_sec < b_sec) ? 0 : 1); - } -return 0; -} - -static int -sort_by_section_name (a, b) - const PTR a; - const PTR b; -{ - const lang_statement_union_type *const *ra = a; - const lang_statement_union_type *const *rb = b; - int i; - i = strcmp ((*ra)->input_section.section->name, - (*rb)->input_section.section->name); -/* this is a hack to make .stab and .stabstr last, so we don't have - to fix strip/objcopy for .reloc sections. - FIXME stripping images with a .rsrc section still needs to be fixed */ - if ( i != 0) - { - if ((strncmp ((*ra)->input_section.section->name, ".stab", 5) == 0) - && (strncmp ((*rb)->input_section.section->name, ".stab", 5) != 0)) - return 1; - return i; - } - return i; -} - -/* Subroutine of sort_sections to a contiguous subset of a list of sections. - NEXT_AFTER is the element after the last one to sort. - The result is a pointer to the last element's "next" pointer. */ - -static lang_statement_union_type ** -sort_sections_1 (startptr, next_after, count, sort_func) - lang_statement_union_type **startptr,*next_after; - int count; - int (*sort_func) PARAMS ((const PTR, const PTR)); -{ - lang_statement_union_type **vec; - lang_statement_union_type *p; - int i; - lang_statement_union_type **ret; - - if (count == 0) - return startptr; - - vec = ((lang_statement_union_type **) - xmalloc (count * sizeof (lang_statement_union_type *))); - - for (p = *startptr, i = 0; i < count; i++, p = p->header.next) - vec[i] = p; - - qsort (vec, count, sizeof (vec[0]), sort_func); - - /* Fill in the next pointers again. */ - *startptr = vec[0]; - for (i = 0; i < count - 1; i++) - vec[i]->header.next = vec[i + 1]; - vec[i]->header.next = next_after; - ret = &vec[i]->header.next; - free (vec); - return ret; -} - -/* Sort the .idata\$foo input sections of archives into filename order. - The reason is so dlltool can arrange to have the pe dll import information - generated correctly - the head of the list goes into dh.o, the tail into - dt.o, and the guts into ds[nnnn].o. Note that this is only needed for the - .idata section. - FIXME: This may no longer be necessary with grouped sections. Instead of - sorting on dh.o, ds[nnnn].o, dt.o, one could, for example, have dh.o use - .idata\$4h, have ds[nnnn].o use .idata\$4s[nnnn], and have dt.o use .idata\$4t. - This would have to be elaborated upon to handle multiple dll's - [assuming such an eloboration is possible of course]. - - We also sort sections in '\$' wild statements. These are created by the - place_orphans routine to implement grouped sections. */ - -static void -sort_sections (s) - lang_statement_union_type *s; -{ - for (; s ; s = s->header.next) - switch (s->header.type) - { - case lang_output_section_statement_enum: - sort_sections (s->output_section_statement.children.head); - break; - case lang_wild_statement_enum: - { - lang_statement_union_type **p = &s->wild_statement.children.head; - struct wildcard_list *sec; - - for (sec = s->wild_statement.section_list; sec; sec = sec->next) - { - /* Is this the .idata section? */ - if (sec->spec.name != NULL - && strncmp (sec->spec.name, ".idata", 6) == 0) - { - /* Sort the children. We want to sort any objects in - the same archive. In order to handle the case of - including a single archive multiple times, we sort - all the children by archive name and then by object - name. After sorting them, we re-thread the pointer - chain. */ - - while (*p) - { - lang_statement_union_type *start = *p; - if (start->header.type != lang_input_section_enum - || !start->input_section.ifile->the_bfd->my_archive) - p = &(start->header.next); - else - { - lang_statement_union_type *end; - int count; - - for (end = start, count = 0; - end && (end->header.type - == lang_input_section_enum); - end = end->header.next) - count++; - - p = sort_sections_1 (p, end, count, - sort_by_file_name); - } - } - break; - } - - /* If this is a collection of grouped sections, sort them. - The linker script must explicitly mention "*(.foo\$)" or - "*(.foo\$*)". Don't sort them if \$ is not the last - character (not sure if this is really useful, but it - allows explicitly mentioning some \$ sections and letting - the linker handle the rest). */ - if (sec->spec.name != NULL) - { - char *q = strchr (sec->spec.name, '\$'); - - if (q != NULL - && (q[1] == '\0' - || (q[1] == '*' && q[2] == '\0'))) - { - lang_statement_union_type *end; - int count; - - for (end = *p, count = 0; end; end = end->header.next) - { - if (end->header.type != lang_input_section_enum) - abort (); - count++; - } - (void) sort_sections_1 (p, end, count, - sort_by_section_name); - } - break; - } - } - } - break; - default: - break; - } -} - -static void -gld_${EMULATION_NAME}_before_allocation() -{ - extern lang_statement_list_type *stat_ptr; - -#ifdef TARGET_IS_ppcpe - /* Here we rummage through the found bfds to collect toc information */ - { - LANG_FOR_EACH_INPUT_STATEMENT (is) - { - if (!ppc_process_before_allocation(is->the_bfd, &link_info)) - { - einfo("Errors encountered processing file %s\n", is->filename); - } - } - } - - /* We have seen it all. Allocate it, and carry on */ - ppc_allocate_toc_section (&link_info); -#else -#ifdef TARGET_IS_armpe - /* FIXME: we should be able to set the size of the interworking stub - section. - - Here we rummage through the found bfds to collect glue - information. FIXME: should this be based on a command line - option? krk@cygnus.com */ - { - LANG_FOR_EACH_INPUT_STATEMENT (is) - { - if (!arm_process_before_allocation (is->the_bfd, & link_info)) - { - einfo ("Errors encountered processing file %s", is->filename); - } - } - } - - /* We have seen it all. Allocate it, and carry on */ - arm_allocate_interworking_sections (& link_info); -#endif /* TARGET_IS_armpe */ -#endif /* TARGET_IS_ppcpe */ - - sort_sections (stat_ptr->head); -} - -/* Place an orphan section. We use this to put sections with a '\$' in them - into the right place. Any section with a '\$' in them (e.g. .text\$foo) - gets mapped to the output section with everything from the '\$' on stripped - (e.g. .text). - See the Microsoft Portable Executable and Common Object File Format - Specification 4.1, section 4.2, Grouped Sections. - - FIXME: This is now handled by the linker script using wildcards, - but I'm leaving this here in case we want to enable it for sections - which are not mentioned in the linker script. */ - -/*ARGSUSED*/ -static boolean -gld${EMULATION_NAME}_place_orphan (file, s) - lang_input_statement_type *file; - asection *s; -{ - const char *secname; - char *output_secname, *ps; - lang_output_section_statement_type *os; - lang_statement_union_type *l; - - if ((s->flags & SEC_ALLOC) == 0) - return false; - - /* Don't process grouped sections unless doing a final link. - If they're marked as COMDAT sections, we don't want .text\$foo to - end up in .text and then have .text disappear because it's marked - link-once-discard. */ - if (link_info.relocateable) - return false; - - secname = bfd_get_section_name (s->owner, s); - - /* Everything from the '\$' on gets deleted so don't allow '\$' as the - first character. */ - if (*secname == '\$') - einfo ("%P%F: section %s has '\$' as first character\n", secname); - if (strchr (secname + 1, '\$') == NULL) - return false; - - /* Look up the output section. The Microsoft specs say sections names in - image files never contain a '\$'. Fortunately, lang_..._lookup creates - the section if it doesn't exist. */ - output_secname = xstrdup (secname); - ps = strchr (output_secname + 1, '\$'); - *ps = 0; - os = lang_output_section_statement_lookup (output_secname); - - /* Find the '\$' wild statement for this section. We currently require the - linker script to explicitly mention "*(.foo\$)". - FIXME: ppcpe.sc has .CRT\$foo in the .rdata section. According to the - Microsoft docs this isn't correct so it's not (currently) handled. */ - - ps[0] = '\$'; - ps[1] = 0; - for (l = os->children.head; l; l = l->header.next) - if (l->header.type == lang_wild_statement_enum) - { - struct wildcard_list *sec; - - for (sec = l->wild_statement.section_list; sec; sec = sec->next) - if (sec->spec.name && strcmp (sec->spec.name, output_secname) == 0) - break; - if (sec) - break; - } - ps[0] = 0; - if (l == NULL) -#if 1 - einfo ("%P%F: *(%s\$) missing from linker script\n", output_secname); -#else /* FIXME: This block is untried. It exists to convey the intent, - should one decide to not require *(.foo\$) to appear in the linker - script. */ - { - lang_wild_statement_type *new; - struct wildcard_list *tmp; - - tmp = (struct wildcard_list *) xmalloc (sizeof *tmp); - tmp->next = NULL; - tmp->spec.name = xmalloc (strlen (output_secname) + 2); - sprintf (tmp->spec.name, "%s\$", output_secname); - tmp->spec.exclude_name_list = NULL; - tmp->sorted = false; - new = new_stat (lang_wild_statement, &os->children); - new->filename = NULL; - new->filenames_sorted = false; - new->section_list = tmp; - new->keep_sections = false; - lang_list_init (&new->children); - l = new; - } -#endif - - /* Link the input section in and we're done for now. - The sections still have to be sorted, but that has to wait until - all such sections have been processed by us. The sorting is done by - sort_sections. */ - lang_add_section (&l->wild_statement.children, s, os, file); - - return true; -} - -static char * -gld_${EMULATION_NAME}_get_script(isfile) - int *isfile; -EOF -# Scripts compiled in. -# sed commands to quote an ld script as a C string. -sc="-f stringify.sed" - -cat >>e${EMULATION_NAME}.c <<EOF -{ - *isfile = 0; - - if (link_info.relocateable == true && config.build_constructors == true) - return -EOF -sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c -echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c -sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c -echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c -sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c -echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c -sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c -echo ' ; else return' >> e${EMULATION_NAME}.c -sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c -echo '; }' >> e${EMULATION_NAME}.c - -cat >>e${EMULATION_NAME}.c <<EOF - - -struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = -{ - gld_${EMULATION_NAME}_before_parse, - syslib_default, - hll_default, - after_parse_default, - gld_${EMULATION_NAME}_after_open, - 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, /* finish */ - NULL, /* create output section statements */ - NULL, /* open dynamic archive */ - gld${EMULATION_NAME}_place_orphan, - gld_${EMULATION_NAME}_set_symbols, - gld_${EMULATION_NAME}_parse_args, - NULL, /* unrecognized file */ - NULL, /* list options */ - NULL, /* recognized file */ - NULL /* find_potential_libraries */ -}; -EOF |