X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Flibaout.h;h=c6eb5c2a9075896677c40704c4a7a8dc55bbdef8;hb=dc810e3900d47ab2eea86d50231ff2e70b596847;hp=283891640e39607f8d849fa3727f44f414b21fa6;hpb=1f29e30b1f011b35c948b048e7f19cfa663d57d9;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/libaout.h b/bfd/libaout.h index 283891640e..c6eb5c2a90 100644 --- a/bfd/libaout.h +++ b/bfd/libaout.h @@ -1,5 +1,7 @@ /* BFD back-end data structures for a.out (and similar) files. - Copyright 1990, 1991, 1992 Free Software Foundation, Inc. + Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, + 2000, 2001 + Free Software Foundation, Inc. Written by Cygnus Support. This file is part of BFD, the Binary File Descriptor library. @@ -16,41 +18,147 @@ 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#ifndef LIBAOUT_H +#define LIBAOUT_H /* We try to encapsulate the differences in the various a.out file variants in a few routines, and otherwise share large masses of code. This means we only have to fix bugs in one place, most of the time. */ -#ifdef __STDC__ -#define CAT3(a,b,c) a##b##c -#else -#define CAT3(a,b,c) a/**/b/**/c -#endif +#include "bfdlink.h" + +/* Macros for accessing components in an aout header. Saves cluttering + the source with (bfd_vma) and (bfd_byte *) casts. */ + +#define H_PUT_64(abfd, val, where) \ + bfd_h_put_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) + +#define H_PUT_32(abfd, val, where) \ + bfd_h_put_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) + +#define H_PUT_16(abfd, val, where) \ + bfd_h_put_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) + +#define H_PUT_8 bfd_h_put_8 + +#define H_PUT_S64(abfd, val, where) \ + bfd_h_put_signed_64 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) + +#define H_PUT_S32(abfd, val, where) \ + bfd_h_put_signed_32 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) + +#define H_PUT_S16(abfd, val, where) \ + bfd_h_put_signed_16 ((abfd), (bfd_vma) (val), (bfd_byte *) (where)) + +#define H_PUT_S8 bfd_h_put_signed_8 + +#define H_GET_64(abfd, where) \ + bfd_h_get_64 ((abfd), (bfd_byte *) (where)) + +#define H_GET_32(abfd, where) \ + bfd_h_get_32 ((abfd), (bfd_byte *) (where)) + +#define H_GET_16(abfd, where) \ + bfd_h_get_16 ((abfd), (bfd_byte *) (where)) + +#define H_GET_8 bfd_h_get_8 + +#define H_GET_S64(abfd, where) \ + bfd_h_get_signed_64 ((abfd), (bfd_byte *) (where)) + +#define H_GET_S32(abfd, where) \ + bfd_h_get_signed_32 ((abfd), (bfd_byte *) (where)) + +#define H_GET_S16(abfd, where) \ + bfd_h_get_signed_16 ((abfd), (bfd_byte *) (where)) + +#define H_GET_S8 bfd_h_get_signed_8 /* Parameterize the a.out code based on whether it is being built for a 32-bit architecture or a 64-bit architecture. */ #if ARCH_SIZE==64 -#define GET_WORD bfd_h_get_64 -#define GET_SWORD (int64_type)GET_WORD -#define PUT_WORD bfd_h_put_64 +#define GET_WORD H_GET_64 +#define GET_SWORD H_GET_S64 +#define GET_MAGIC H_GET_32 +#define PUT_WORD H_PUT_64 +#define PUT_MAGIC H_PUT_32 +#ifndef NAME #define NAME(x,y) CAT3(x,_64_,y) +#endif #define JNAME(x) CAT(x,_64) #define BYTES_IN_WORD 8 #else -#define GET_WORD bfd_h_get_32 -#define GET_SWORD (int32_type)GET_WORD -#define PUT_WORD bfd_h_put_32 +#if ARCH_SIZE==16 +#define GET_WORD H_GET_16 +#define GET_SWORD H_GET_S16 +#define GET_MAGIC H_GET_16 +#define PUT_WORD H_PUT_16 +#define PUT_MAGIC H_PUT_16 +#ifndef NAME +#define NAME(x,y) CAT3(x,_16_,y) +#endif +#define JNAME(x) CAT(x,_16) +#define BYTES_IN_WORD 2 +#else /* ARCH_SIZE == 32 */ +#define GET_WORD H_GET_32 +#define GET_SWORD H_GET_S32 +#define GET_MAGIC H_GET_32 +#define PUT_WORD H_PUT_32 +#define PUT_MAGIC H_PUT_32 +#ifndef NAME #define NAME(x,y) CAT3(x,_32_,y) +#endif #define JNAME(x) CAT(x,_32) #define BYTES_IN_WORD 4 -#endif +#endif /* ARCH_SIZE==32 */ +#endif /* ARCH_SIZE==64 */ -/* Declare these types at file level, since they are used in parameter - lists, which have wierd scope. */ +/* Declare at file level, since used in parameter lists, which have + weird scope. */ struct external_exec; -struct internal_exec; +struct external_nlist; +struct reloc_ext_external; +struct reloc_std_external; + +/* a.out backend linker hash table entries. */ + +struct aout_link_hash_entry +{ + struct bfd_link_hash_entry root; + /* Whether this symbol has been written out. */ + boolean written; + /* Symbol index in output file. */ + int indx; +}; + +/* a.out backend linker hash table. */ +struct aout_link_hash_table +{ + struct bfd_link_hash_table root; +}; + +/* Look up an entry in an a.out link hash table. */ + +#define aout_link_hash_lookup(table, string, create, copy, follow) \ + ((struct aout_link_hash_entry *) \ + bfd_link_hash_lookup (&(table)->root, (string), (create), (copy), (follow))) + +/* Traverse an a.out link hash table. */ + +#define aout_link_hash_traverse(table, func, info) \ + (bfd_link_hash_traverse \ + (&(table)->root, \ + (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \ + (info))) + +/* Get the a.out link hash table from the info structure. This is + just a cast. */ + +#define aout_hash_table(p) ((struct aout_link_hash_table *) ((p)->hash)) + /* Back-end information for various a.out targets. */ struct aout_backend_data { @@ -63,6 +171,15 @@ struct aout_backend_data If not, the text section starts on the next page. */ unsigned char text_includes_header; + /* If this flag is set, then if the entry address is not in the + first SEGMENT_SIZE bytes of the text section, it is taken to be + the address of the start of the text section. This can be useful + for kernels. */ + unsigned char entry_is_text_address; + + /* The value to pass to N_SET_FLAGS. */ + unsigned char exec_hdr_flags; + /* If the text section VMA isn't specified, and we need an absolute address, use this as the default. If we're producing a relocatable file, zero is always used. */ @@ -73,15 +190,53 @@ struct aout_backend_data /* Callback for setting the page and segment sizes, if they can't be trivially determined from the architecture. */ - boolean (*set_sizes) PARAMS ((bfd *)); + boolean (*set_sizes) + PARAMS ((bfd *)); /* zmagic files only. For go32, the length of the exec header contributes to the size of the text section in the file for alignment purposes but does *not* get counted in the length of the text section. */ unsigned char exec_header_not_counted; + + /* Callback from the add symbols phase of the linker code to handle + a dynamic object. */ + boolean (*add_dynamic_symbols) + PARAMS ((bfd *, struct bfd_link_info *, struct external_nlist **, + bfd_size_type *, char **)); + + /* Callback from the add symbols phase of the linker code to handle + adding a single symbol to the global linker hash table. */ + boolean (*add_one_symbol) + PARAMS ((struct bfd_link_info *, bfd *, const char *, flagword, + asection *, bfd_vma, const char *, boolean, boolean, + struct bfd_link_hash_entry **)); + + /* Called to handle linking a dynamic object. */ + boolean (*link_dynamic_object) + PARAMS ((struct bfd_link_info *, bfd *)); + + /* Called for each global symbol being written out by the linker. + This should write out the dynamic symbol information. */ + boolean (*write_dynamic_symbol) + PARAMS ((bfd *, struct bfd_link_info *, struct aout_link_hash_entry *)); + + /* If this callback is not NULL, the linker calls it for each reloc. + RELOC is a pointer to the unswapped reloc. If *SKIP is set to + true, the reloc will be skipped. *RELOCATION may be changed to + change the effects of the relocation. */ + boolean (*check_dynamic_reloc) + PARAMS ((struct bfd_link_info *info, bfd *input_bfd, + asection *input_section, struct aout_link_hash_entry *h, + PTR reloc, bfd_byte *contents, boolean *skip, + bfd_vma *relocation)); + + /* Called at the end of a link to finish up any dynamic linking + information. */ + boolean (*finish_dynamic_link) + PARAMS ((bfd *, struct bfd_link_info *)); }; #define aout_backend_info(abfd) \ - ((CONST struct aout_backend_data *)((abfd)->xvec->backend_data)) + ((const struct aout_backend_data *)((abfd)->xvec->backend_data)) /* This is the layout in memory of a "struct exec" while we process it. All 'lengths' are given as a number of bytes. @@ -108,44 +263,100 @@ struct internal_exec char a_relaxable; /* Enough info for linker relax */ }; -/* Magic number is written -< MSB > +/* Magic number is written +< MSB > 3130292827262524232221201918171615141312111009080706050403020100 -< FLAGS >< MACHINE TYPE >< MAGIC NUMBER > +< FLAGS >< MACHINE TYPE >< MAGIC NUMBER > */ +/* Magic number for NetBSD is + +3130292827262524232221201918171615141312111009080706050403020100 +< FLAGS >< MACHINE TYPE >< MAGIC NUMBER > +*/ + enum machine_type { M_UNKNOWN = 0, M_68010 = 1, M_68020 = 2, M_SPARC = 3, - /* skip a bunch so we dont run into any of suns numbers */ + /* skip a bunch so we don't run into any of suns numbers */ + /* make these up for the ns32k*/ + M_NS32032 = (64), /* ns32032 running ? */ + M_NS32532 = (64 + 5), /* ns32532 running mach */ + M_386 = 100, - M_29K = 101, + M_29K = 101, /* AMD 29000 */ + M_386_DYNIX = 102, /* Sequent running dynix */ + M_ARM = 103, /* Advanced Risc Machines ARM */ + M_SPARCLET = 131, /* SPARClet = M_SPARC + 128 */ + M_386_NETBSD = 134, /* NetBSD/i386 binary */ + M_68K_NETBSD = 135, /* NetBSD/m68k binary */ + M_68K4K_NETBSD = 136, /* NetBSD/m68k4k binary */ + M_532_NETBSD = 137, /* NetBSD/ns32k binary */ + M_SPARC_NETBSD = 138, /* NetBSD/sparc binary */ + M_PMAX_NETBSD = 139, /* NetBSD/pmax (MIPS little-endian) binary */ + M_VAX_NETBSD = 140, /* NetBSD/vax binary */ + M_ALPHA_NETBSD = 141, /* NetBSD/alpha binary */ + M_ARM6_NETBSD = 143, /* NetBSD/arm32 binary */ + M_SPARCLET_1 = 147, /* 0x93, reserved */ + M_MIPS1 = 151, /* MIPS R2000/R3000 binary */ + M_MIPS2 = 152, /* MIPS R4000/R6000 binary */ + M_SPARCLET_2 = 163, /* 0xa3, reserved */ + M_SPARCLET_3 = 179, /* 0xb3, reserved */ + M_SPARCLET_4 = 195, /* 0xc3, reserved */ M_HP200 = 200, /* HP 200 (68010) BSD binary */ M_HP300 = (300 % 256), /* HP 300 (68020+68881) BSD binary */ - M_HPUX = (0x20c % 256)/* HP 200/300 HPUX binary */ + M_HPUX = (0x20c % 256), /* HP 200/300 HPUX binary */ + M_SPARCLET_5 = 211, /* 0xd3, reserved */ + M_SPARCLET_6 = 227, /* 0xe3, reserved */ + /* M_SPARCLET_7 = 243 / * 0xf3, reserved */ + M_SPARCLITE_LE = 243, + M_CRIS = 255 /* Axis CRIS binary. */ }; -#define N_DYNAMIC(exec) ((exec).a_info & 0x8000000) +#define N_DYNAMIC(exec) ((exec).a_info & 0x80000000) + +#ifndef N_MAGIC +# define N_MAGIC(exec) ((exec).a_info & 0xffff) +#endif + +#ifndef N_MACHTYPE +# define N_MACHTYPE(exec) ((enum machine_type)(((exec).a_info >> 16) & 0xff)) +#endif + +#ifndef N_FLAGS +# define N_FLAGS(exec) (((exec).a_info >> 24) & 0xff) +#endif -#define N_MAGIC(exec) ((exec).a_info & 0xffff) -#define N_MACHTYPE(exec) ((enum machine_type)(((exec).a_info >> 16) & 0xff)) -#define N_FLAGS(exec) (((exec).a_info >> 24) & 0xff) -#define N_SET_INFO(exec, magic, type, flags) \ +#ifndef N_SET_INFO +# define N_SET_INFO(exec, magic, type, flags) \ ((exec).a_info = ((magic) & 0xffff) \ | (((int)(type) & 0xff) << 16) \ | (((flags) & 0xff) << 24)) +#endif + +#ifndef N_SET_DYNAMIC +# define N_SET_DYNAMIC(exec, dynamic) \ +((exec).a_info = (dynamic) ? (long) ((exec).a_info | 0x80000000) : \ +((exec).a_info & 0x7fffffff)) +#endif -#define N_SET_MAGIC(exec, magic) \ +#ifndef N_SET_MAGIC +# define N_SET_MAGIC(exec, magic) \ ((exec).a_info = (((exec).a_info & 0xffff0000) | ((magic) & 0xffff))) +#endif -#define N_SET_MACHTYPE(exec, machtype) \ +#ifndef N_SET_MACHTYPE +# define N_SET_MACHTYPE(exec, machtype) \ ((exec).a_info = \ ((exec).a_info&0xff00ffff) | ((((int)(machtype))&0xff) << 16)) +#endif -#define N_SET_FLAGS(exec, flags) \ +#ifndef N_SET_FLAGS +# define N_SET_FLAGS(exec, flags) \ ((exec).a_info = \ ((exec).a_info&0x00ffffff) | (((flags) & 0xff) << 24)) +#endif typedef struct aout_symbol { asymbol symbol; @@ -161,7 +372,7 @@ typedef struct aout_symbol { struct aoutdata { struct internal_exec *hdr; /* exec file header */ aout_symbol_type *symbols; /* symtab for input bfd */ - + /* For ease, we do this */ asection *textsec; asection *datasec; @@ -184,14 +395,50 @@ struct aoutdata { /* Segment size - needed for alignment of demand paged files. */ unsigned long segment_size; + /* Zmagic disk block size - need to align the start of the text + section in ZMAGIC binaries. Normally the same as page_size. */ + unsigned long zmagic_disk_block_size; + unsigned exec_bytes_size; unsigned vma_adjusted : 1; - enum { - undecided_magic = 0, - z_magic, - o_magic, - n_magic } magic; + /* used when a bfd supports several highly similar formats */ + enum + { + default_format = 0, + /* Used on HP 9000/300 running HP/UX. See hp300hpux.c. */ + gnu_encap_format, + /* Used on Linux, 386BSD, etc. See include/aout/aout64.h. */ + q_magic_format + } subformat; + + enum + { + undecided_magic = 0, + z_magic, + o_magic, + n_magic + } magic; + + /* A buffer for find_nearest_line. */ + char *line_buf; + + /* The external symbol information. */ + struct external_nlist *external_syms; + bfd_size_type external_sym_count; + bfd_window sym_window; + char *external_strings; + bfd_size_type external_string_size; + bfd_window string_window; + struct aout_link_hash_entry **sym_hashes; + + /* A pointer for shared library information. */ + PTR dynamic_info; + + /* A mapping from local symbols to offsets into the global offset + table, used when linking on SunOS. This is indexed by the symbol + index. */ + bfd_vma *local_got_offsets; }; struct aout_data_struct { @@ -209,117 +456,173 @@ struct aout_data_struct { #define obj_str_filepos(bfd) (adata(bfd).str_filepos) #define obj_reloc_entry_size(bfd) (adata(bfd).reloc_entry_size) #define obj_symbol_entry_size(bfd) (adata(bfd).symbol_entry_size) +#define obj_aout_subformat(bfd) (adata(bfd).subformat) +#define obj_aout_external_syms(bfd) (adata(bfd).external_syms) +#define obj_aout_external_sym_count(bfd) (adata(bfd).external_sym_count) +#define obj_aout_sym_window(bfd) (adata(bfd).sym_window) +#define obj_aout_external_strings(bfd) (adata(bfd).external_strings) +#define obj_aout_external_string_size(bfd) (adata(bfd).external_string_size) +#define obj_aout_string_window(bfd) (adata(bfd).string_window) +#define obj_aout_sym_hashes(bfd) (adata(bfd).sym_hashes) +#define obj_aout_dynamic_info(bfd) (adata(bfd).dynamic_info) /* We take the address of the first element of an asymbol to ensure that the macro is only ever applied to an asymbol */ #define aout_symbol(asymbol) ((aout_symbol_type *)(&(asymbol)->the_bfd)) +/* Information we keep for each a.out section. This is currently only + used by the a.out backend linker. */ + +struct aout_section_data_struct +{ + /* The unswapped relocation entries for this section. */ + PTR relocs; +}; + +#define aout_section_data(s) \ + ((struct aout_section_data_struct *) (s)->used_by_bfd) + +#define set_aout_section_data(s,v) \ + ((s)->used_by_bfd = (PTR)&(v)->relocs) + /* Prototype declarations for functions defined in aoutx.h */ -boolean -NAME(aout,squirt_out_relocs) PARAMS ((bfd *abfd, asection *section)); +extern boolean NAME(aout,squirt_out_relocs) + PARAMS ((bfd *, asection *)); + +extern boolean NAME(aout,make_sections) + PARAMS ((bfd *)); + +extern const bfd_target * NAME(aout,some_aout_object_p) + PARAMS ((bfd *, struct internal_exec *, const bfd_target *(*) (bfd *))); + +extern boolean NAME(aout,mkobject) + PARAMS ((bfd *)); + +extern enum machine_type NAME(aout,machine_type) + PARAMS ((enum bfd_architecture, unsigned long, boolean *)); + +extern boolean NAME(aout,set_arch_mach) + PARAMS ((bfd *, enum bfd_architecture, unsigned long)); + +extern boolean NAME(aout,new_section_hook) + PARAMS ((bfd *, asection *)); -bfd_target * -NAME(aout,some_aout_object_p) PARAMS ((bfd *abfd, - struct internal_exec *execp, - bfd_target * (*callback)(bfd *))); +extern boolean NAME(aout,set_section_contents) + PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type)); -boolean -NAME(aout,mkobject) PARAMS ((bfd *abfd)); +extern asymbol * NAME(aout,make_empty_symbol) + PARAMS ((bfd *)); -enum machine_type -NAME(aout,machine_type) PARAMS ((enum bfd_architecture arch, - unsigned long machine)); +extern boolean NAME(aout,translate_symbol_table) + PARAMS ((bfd *, aout_symbol_type *, struct external_nlist *, bfd_size_type, + char *, bfd_size_type, boolean)); -boolean -NAME(aout,set_arch_mach) PARAMS ((bfd *abfd, enum bfd_architecture arch, - unsigned long machine)); +extern boolean NAME(aout,slurp_symbol_table) + PARAMS ((bfd *)); -boolean -NAME(aout,new_section_hook) PARAMS ((bfd *abfd, asection *newsect)); +extern boolean NAME(aout,write_syms) + PARAMS ((bfd *)); -boolean -NAME(aout,set_section_contents) PARAMS ((bfd *abfd, sec_ptr section, - PTR location, file_ptr offset, bfd_size_type count)); +extern void NAME(aout,reclaim_symbol_table) + PARAMS ((bfd *)); -asymbol * -NAME(aout,make_empty_symbol) PARAMS ((bfd *abfd)); +extern long NAME(aout,get_symtab_upper_bound) + PARAMS ((bfd *)); -boolean -NAME(aout,slurp_symbol_table) PARAMS ((bfd *abfd)); +extern long NAME(aout,get_symtab) + PARAMS ((bfd *, asymbol **)); -void -NAME(aout,write_syms) PARAMS ((bfd *abfd)); +extern void NAME(aout,swap_ext_reloc_in) + PARAMS ((bfd *, struct reloc_ext_external *, arelent *, asymbol **, + bfd_size_type)); +extern void NAME(aout,swap_std_reloc_in) + PARAMS ((bfd *, struct reloc_std_external *, arelent *, asymbol **, + bfd_size_type)); -void -NAME(aout,reclaim_symbol_table) PARAMS ((bfd *abfd)); +extern reloc_howto_type * NAME(aout,reloc_type_lookup) + PARAMS ((bfd *, bfd_reloc_code_real_type)); -unsigned int -NAME(aout,get_symtab_upper_bound) PARAMS ((bfd *abfd)); +extern boolean NAME(aout,slurp_reloc_table) + PARAMS ((bfd *, sec_ptr, asymbol **)); -unsigned int -NAME(aout,get_symtab) PARAMS ((bfd *abfd, asymbol **location)); +extern long NAME(aout,canonicalize_reloc) + PARAMS ((bfd *, sec_ptr, arelent **, asymbol **)); -boolean -NAME(aout,slurp_reloc_table) PARAMS ((bfd *abfd, sec_ptr asect, - asymbol **symbols)); +extern long NAME(aout,get_reloc_upper_bound) + PARAMS ((bfd *, sec_ptr)); -unsigned int -NAME(aout,canonicalize_reloc) PARAMS ((bfd *abfd, sec_ptr section, - arelent **relptr, asymbol **symbols)); +extern void NAME(aout,reclaim_reloc) + PARAMS ((bfd *, sec_ptr)); -unsigned int -NAME(aout,get_reloc_upper_bound) PARAMS ((bfd *abfd, sec_ptr asect)); +extern alent * NAME(aout,get_lineno) + PARAMS ((bfd *, asymbol *)); -void -NAME(aout,reclaim_reloc) PARAMS ((bfd *ignore_abfd, sec_ptr ignore)); +extern void NAME(aout,print_symbol) + PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type)); -alent * -NAME(aout,get_lineno) PARAMS ((bfd *ignore_abfd, asymbol *ignore_symbol)); +extern void NAME(aout,get_symbol_info) + PARAMS ((bfd *, asymbol *, symbol_info *)); -void -NAME(aout,print_symbol) PARAMS ((bfd *ignore_abfd, PTR file, - asymbol *symbol, bfd_print_symbol_type how)); +extern boolean NAME(aout,find_nearest_line) + PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, + const char **, unsigned int *)); -boolean -NAME(aout,close_and_cleanup) PARAMS ((bfd *abfd)); +extern long NAME(aout,read_minisymbols) + PARAMS ((bfd *, boolean, PTR *, unsigned int *)); -boolean -NAME(aout,find_nearest_line) PARAMS ((bfd *abfd, asection *section, - asymbol **symbols, bfd_vma offset, CONST char **filename_ptr, - CONST char **functionname_ptr, unsigned int *line_ptr)); +extern asymbol * NAME(aout,minisymbol_to_symbol) + PARAMS ((bfd *, boolean, const PTR, asymbol *)); -int -NAME(aout,sizeof_headers) PARAMS ((bfd *abfd, boolean exec)); +extern int NAME(aout,sizeof_headers) + PARAMS ((bfd *, boolean)); -boolean -NAME(aout,adjust_sizes_and_vmas) PARAMS ((bfd *abfd, - bfd_size_type *text_size, file_ptr *text_end)); +extern boolean NAME(aout,adjust_sizes_and_vmas) + PARAMS ((bfd *, bfd_size_type *, file_ptr *)); -void -NAME(aout,swap_exec_header_in) PARAMS ((bfd *abfd, - struct external_exec *raw_bytes, struct internal_exec *execp)); +extern void NAME(aout,swap_exec_header_in) + PARAMS ((bfd *, struct external_exec *, struct internal_exec *)); -void -NAME(aout,swap_exec_header_out) PARAMS ((bfd *abfd, - struct internal_exec *execp, struct external_exec *raw_bytes)); +extern void NAME(aout,swap_exec_header_out) + PARAMS ((bfd *, struct internal_exec *, struct external_exec *)); -/* Prototypes for functions in stab-syms.c. */ +extern struct bfd_hash_entry * NAME(aout,link_hash_newfunc) + PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *)); -char * -aout_stab_name PARAMS ((int code)); +extern boolean NAME(aout,link_hash_table_init) + PARAMS ((struct aout_link_hash_table *, bfd *, + struct bfd_hash_entry *(*) (struct bfd_hash_entry *, + struct bfd_hash_table *, + const char *))); + +extern struct bfd_link_hash_table * NAME(aout,link_hash_table_create) + PARAMS ((bfd *)); + +extern boolean NAME(aout,link_add_symbols) + PARAMS ((bfd *, struct bfd_link_info *)); + +extern boolean NAME(aout,final_link) + PARAMS ((bfd *, struct bfd_link_info *, + void (*) (bfd *, file_ptr *, file_ptr *, file_ptr *))); + +extern boolean NAME(aout,bfd_free_cached_info) + PARAMS ((bfd *)); /* A.out uses the generic versions of these routines... */ -#define aout_32_get_section_contents bfd_generic_get_section_contents -#define aout_32_close_and_cleanup bfd_generic_close_and_cleanup +#define aout_16_get_section_contents _bfd_generic_get_section_contents + +#define aout_32_get_section_contents _bfd_generic_get_section_contents -#define aout_64_get_section_contents bfd_generic_get_section_contents -#define aout_64_close_and_cleanup bfd_generic_close_and_cleanup +#define aout_64_get_section_contents _bfd_generic_get_section_contents #ifndef NO_WRITE_HEADER_KLUDGE #define NO_WRITE_HEADER_KLUDGE 0 #endif +#ifndef aout_32_bfd_is_local_label_name +#define aout_32_bfd_is_local_label_name bfd_generic_is_local_label_name +#endif + #ifndef WRITE_HEADERS #define WRITE_HEADERS(abfd, execp) \ { \ @@ -337,22 +640,32 @@ aout_stab_name PARAMS ((int code)); obj_reloc_entry_size (abfd)); \ NAME(aout,swap_exec_header_out) (abfd, execp, &exec_bytes); \ \ - bfd_seek (abfd, (file_ptr) 0, SEEK_SET); \ - bfd_write ((PTR) &exec_bytes, 1, EXEC_BYTES_SIZE, abfd); \ + if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0 \ + || bfd_bwrite ((PTR) &exec_bytes, (bfd_size_type) EXEC_BYTES_SIZE, \ + abfd) != EXEC_BYTES_SIZE) \ + return false; \ /* Now write out reloc info, followed by syms and strings */ \ \ - if (bfd_get_symcount (abfd) != 0) \ - { \ - bfd_seek (abfd, (file_ptr)(N_SYMOFF(*execp)), SEEK_SET); \ + if (bfd_get_outsymbols (abfd) != (asymbol **) NULL \ + && bfd_get_symcount (abfd) != 0) \ + { \ + if (bfd_seek (abfd, (file_ptr) (N_SYMOFF(*execp)), SEEK_SET) != 0)\ + return false; \ \ - NAME(aout,write_syms)(abfd); \ + if (! NAME(aout,write_syms) (abfd)) \ + return false; \ + } \ \ - bfd_seek (abfd, (file_ptr)(N_TRELOFF(*execp)), SEEK_SET); \ + if (bfd_seek (abfd, (file_ptr) (N_TRELOFF(*execp)), SEEK_SET) != 0) \ + return false; \ + if (!NAME(aout,squirt_out_relocs) (abfd, obj_textsec (abfd))) \ + return false; \ \ - if (!NAME(aout,squirt_out_relocs) (abfd, obj_textsec (abfd))) return false; \ - bfd_seek (abfd, (file_ptr)(N_DRELOFF(*execp)), SEEK_SET); \ - \ - if (!NAME(aout,squirt_out_relocs)(abfd, obj_datasec (abfd))) return false; \ - } \ - } + if (bfd_seek (abfd, (file_ptr) (N_DRELOFF(*execp)), SEEK_SET) != 0) \ + return false; \ + if (!NAME(aout,squirt_out_relocs) (abfd, obj_datasec (abfd))) \ + return false; \ + } #endif + +#endif /* ! defined (LIBAOUT_H) */