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binutils-gdb
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Arg. Forgot this in yesterday's cvs commit.

This commit is contained in:
Jeff Law 1994-03-27 21:29:37 +00:00
parent f977e865cb
commit 120f5bd93c
1 changed files with 41 additions and 8 deletions
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49
bfd/libbfd.c
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@ -94,7 +94,7 @@ _bfd_dummy_core_file_matches_executable_p (ignore_core_bfd, ignore_exec_bfd)
bfd *ignore_core_bfd;
bfd *ignore_exec_bfd;
{
bfd_error = invalid_operation;
bfd_set_error (bfd_error_invalid_operation);
return false;
}
@ -132,10 +132,10 @@ char *
bfd_zmalloc (size)
bfd_size_type size;
{
char *ptr = (char *) bfd_xmalloc (size);
char *ptr = (char *) malloc ((size_t) size);
if (size != 0)
memset(ptr,0, (size_t) size);
if (ptr && size)
memset(ptr, 0, (size_t) size);
return ptr;
}
@ -162,6 +162,9 @@ real_read (where, a,b, file)
return fread(where, a,b,file);
}
/* Return value is amount read (FIXME: how are errors and end of file dealt
with? We never call bfd_set_error, which is probably a mistake). */
bfd_size_type
bfd_read (ptr, size, nitems, abfd)
PTR ptr;
@ -175,6 +178,22 @@ bfd_read (ptr, size, nitems, abfd)
if (nread > 0)
abfd->where += nread;
#endif
/* Set bfd_error if we did not read as much data as we expected.
If the read failed due to an error set the bfd_error_system_call,
else set bfd_error_file_truncated.
A BFD backend may wish to override bfd_error_file_truncated to
provide something more useful (eg. no_symbols or wrong_format). */
if (nread < (int)(size * nitems))
{
if (ferror (bfd_cache_lookup (abfd)))
bfd_set_error (bfd_error_system_call);
else
bfd_set_error (bfd_error_file_truncated);
}
return nread;
}
@ -196,7 +215,7 @@ bfd_write (ptr, size, nitems, abfd)
if (nwrote >= 0)
errno = ENOSPC;
#endif
bfd_error = system_call_error;
bfd_set_error (bfd_error_system_call);
}
return nwrote;
}
@ -253,6 +272,9 @@ bfd_stat (abfd, statbuf)
return fstat (fileno(bfd_cache_lookup(abfd)), statbuf);
}
/* Returns 0 for success, nonzero for failure (in which case bfd_get_error
can retrieve the error code). */
int
bfd_seek (abfd, position, direction)
bfd * CONST abfd;
@ -317,7 +339,7 @@ bfd_seek (abfd, position, direction)
{
/* Force redetermination of `where' field. */
bfd_tell (abfd);
bfd_error = system_call_error;
bfd_set_error (bfd_error_system_call);
}
else
{
@ -359,7 +381,7 @@ bfd_add_to_string_table (table, new_string, table_length, free_ptr)
base = bfd_zmalloc ((bfd_size_type) space_length);
if (base == NULL) {
bfd_error = no_memory;
bfd_set_error (bfd_error_no_memory);
return false;
}
}
@ -371,7 +393,7 @@ bfd_add_to_string_table (table, new_string, table_length, free_ptr)
base = (char *) realloc (base, space_length);
if (base == NULL) {
bfd_error = no_memory;
bfd_set_error (bfd_error_no_memory);
return false;
}
@ -815,3 +837,14 @@ bfd_log2(x)
result++;
return result;
}
boolean
bfd_generic_is_local_label (abfd, sym)
bfd *abfd;
asymbol *sym;
{
char locals_prefix = (bfd_get_symbol_leading_char (abfd) == '_') ? 'L' : '.';
return (sym->name[0] == locals_prefix);
}