old-cross-binutils/ld/ldmisc.c
Per Bothner fe2b6209ff * cplus-dem.c: Removed. Use the version in libiberty now.
* ldmisc.c:  Use new libiberty version of cplus_demangle().
1992-08-31 01:14:44 +00:00

408 lines
7.5 KiB
C

/* ldmisc.c
Copyright (C) 1991 Free Software Foundation, Inc.
Written by Steve Chamberlain of Cygnus Support.
This file is part of GLD, the Gnu Linker.
GLD 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, or (at your option)
any later version.
GLD is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GLD; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "bfd.h"
#include "sysdep.h"
#include <varargs.h>
#include <demangle.h>
#include "ld.h"
#include "ldmisc.h"
#include "ldlang.h"
#include "ldlex.h"
/* IMPORTS */
extern char *program_name;
extern FILE *ldlex_input_stack;
extern char *ldfile_input_filename;
extern ld_config_type config;
extern int errno;
extern int sys_nerr;
extern char *sys_errlist[];
/*
%F error is fatal
%P print progam name
%S print script file and linenumber
%E current bfd error or errno
%I filename from a lang_input_statement_type
%B filename from a bfd
%T symbol table entry
%X no object output, fail return
%V hex bfd_vma
%C Clever filename:linenumber
%R info about a relent
%
*/
static void
vfinfo(fp, fmt, arg)
FILE *fp;
char *fmt;
va_list arg;
{
boolean fatal = false;
while (*fmt)
{
while (*fmt != '%' && *fmt != '\0')
{
putc(*fmt, fp);
fmt++;
}
if (*fmt == '%')
{
fmt ++;
switch (*fmt++)
{
case 'X':
config.make_executable = false;
break;
case 'V':
{
bfd_vma value = va_arg(arg, bfd_vma);
fprintf_vma(fp, value);
}
break;
case 'T':
{
asymbol *symbol = va_arg(arg, asymbol *);
if (symbol)
{
asection *section = symbol->section;
char *cplusname =
cplus_demangle(symbol->name, DMGL_ANSI|DMGL_PARAMS);
CONST char *section_name = section->name;
if (section != &bfd_und_section)
{
fprintf(fp,"%s (%s)", cplusname ? cplusname :
symbol->name, section_name);
}
else
{
fprintf(fp,"%s", cplusname ? cplusname : symbol->name);
}
if (cplusname)
{
free(cplusname);
}
}
else
{
fprintf(fp,"no symbol");
}
}
break;
case 'B':
{
bfd *abfd = va_arg(arg, bfd *);
if (abfd->my_archive) {
fprintf(fp,"%s(%s)", abfd->my_archive->filename,
abfd->filename);
}
else {
fprintf(fp,"%s", abfd->filename);
}
}
break;
case 'F':
fatal = true;
break;
case 'P':
fprintf(fp,"%s", program_name);
break;
case 'E':
/* Replace with the most recent errno explanation */
fprintf(fp, bfd_errmsg(bfd_error));
break;
case 'I':
{
lang_input_statement_type *i =
va_arg(arg,lang_input_statement_type *);
fprintf(fp,"%s", i->local_sym_name);
}
break;
case 'S':
/* Print source script file and line number */
{
extern unsigned int lineno;
if (ldfile_input_filename == (char *)NULL) {
fprintf(fp,"command line");
}
else {
fprintf(fp,"%s:%u", ldfile_input_filename, lineno );
}
}
break;
case 'R':
/* Print all that's interesting about a relent */
{
arelent *relent = va_arg(arg, arelent *);
fprintf(fp,"%s+0x%x (type %s)",
(*(relent->sym_ptr_ptr))->name,
relent->addend,
relent->howto->name);
}
break;
case 'C':
{
CONST char *filename;
CONST char *functionname;
char *cplus_name;
unsigned int linenumber;
bfd *abfd = va_arg(arg, bfd *);
asection *section = va_arg(arg, asection *);
asymbol **symbols = va_arg(arg, asymbol **);
bfd_vma offset = va_arg(arg, bfd_vma);
if (bfd_find_nearest_line(abfd,
section,
symbols,
offset,
&filename,
&functionname,
&linenumber))
{
if (filename == (char *)NULL)
filename = abfd->filename;
if (functionname != (char *)NULL)
{
cplus_name = cplus_demangle(functionname, DMGL_ANSI|DMGL_PARAMS);
fprintf(fp,"%s:%u: (%s)", filename, linenumber,
cplus_name? cplus_name: functionname);
if (cplus_name)
free(cplus_name);
}
else if (linenumber != 0)
fprintf(fp,"%s:%u", filename, linenumber);
else
fprintf(fp,"%s(%s+%0x)", filename,
section->name,
offset);
}
else {
fprintf(fp,"%s(%s+%0x)", abfd->filename,
section->name,
offset);
}
}
break;
case 's':
fprintf(fp,"%s", va_arg(arg, char *));
break;
case 'd':
fprintf(fp,"%d", va_arg(arg, int));
break;
default:
fprintf(fp,"%s", va_arg(arg, char *));
break;
}
}
}
if (fatal == true)
{
extern char *output_filename;
if (output_filename)
{
char *new = malloc(strlen(output_filename)+2);
extern bfd *output_bfd;
strcpy(new, output_filename);
if (output_bfd && output_bfd->iostream)
fclose((FILE *)(output_bfd->iostream));
unlink(new);
}
exit(1);
}
}
/* Format info message and print on stdout. */
void info(va_alist)
va_dcl
{
char *fmt;
va_list arg;
va_start(arg);
fmt = va_arg(arg, char *);
vfinfo(stdout, fmt, arg);
va_end(arg);
}
/* ('e' for error.) Format info message and print on stderr. */
void einfo(va_alist)
va_dcl
{
char *fmt;
va_list arg;
va_start(arg);
fmt = va_arg(arg, char *);
vfinfo(stderr, fmt, arg);
va_end(arg);
}
void
info_assert(file, line)
char *file;
unsigned int line;
{
einfo("%F%P internal error %s %d\n", file,line);
}
/* Return a newly-allocated string
whose contents concatenate those of S1, S2, S3. */
char *
DEFUN(concat, (s1, s2, s3),
CONST char *s1 AND
CONST char *s2 AND
CONST char *s3)
{
bfd_size_type len1 = strlen (s1);
bfd_size_type len2 = strlen (s2);
bfd_size_type len3 = strlen (s3);
char *result = ldmalloc (len1 + len2 + len3 + 1);
if (len1 != 0)
memcpy(result, s1, len1);
if (len2 != 0)
memcpy(result+len1, s2, len2);
if (len3 != 0)
memcpy(result+len1+len2, s2, len3);
*(result + len1 + len2 + len3) = 0;
return result;
}
PTR
DEFUN(ldmalloc, (size),
bfd_size_type size)
{
PTR result = malloc ((int)size);
if (result == (char *)NULL && size != 0)
einfo("%F%P virtual memory exhausted\n");
return result;
}
PTR
DEFUN(xmalloc,(size),
int size)
{
return ldmalloc(size);
}
PTR
DEFUN(ldrealloc, (ptr, size),
PTR ptr AND
bfd_size_type size)
{
PTR result = realloc (ptr, (int)size);
if (result == (char *)NULL && size != 0)
einfo("%F%P virtual memory exhausted\n");
return result;
}
char *DEFUN(buystring,(x),
CONST char *CONST x)
{
bfd_size_type l = strlen(x)+1;
char *r = ldmalloc(l);
memcpy(r, x,l);
return r;
}
/* ('m' for map) Format info message and print on map. */
void minfo(va_alist)
va_dcl
{
char *fmt;
va_list arg;
va_start(arg);
fmt = va_arg(arg, char *);
vfinfo(config.map_file, fmt, arg);
va_end(arg);
}
/*----------------------------------------------------------------------
Functions to print the link map
*/
void
DEFUN_VOID(print_space)
{
fprintf(config.map_file, " ");
}
void
DEFUN_VOID(print_nl)
{
fprintf(config.map_file, "\n");
}
void
DEFUN(print_address,(value),
bfd_vma value)
{
fprintf_vma(config.map_file, value);
}