/* Fortran language support routines for GDB, the GNU debugger.
Copyright (C) 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003,
- 2004, 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+ 2004, 2005, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
Contributed by Motorola. Adapted from the C parser by Farooq Butt
(fmbutt@engage.sps.mot.com).
#include "valprint.h"
#include "value.h"
#include "cp-support.h"
+#include "charset.h"
-/* Following is dubious stuff that had been in the xcoff reader. */
+/* Following is dubious stuff that had been in the xcoff reader. */
struct saved_fcn
{
- long line_offset; /* Line offset for function */
+ long line_offset; /* Line offset for function. */
struct saved_fcn *next;
};
struct saved_bf_symnum
{
- long symnum_fcn; /* Symnum of function (i.e. .function directive) */
- long symnum_bf; /* Symnum of .bf for this function */
+ long symnum_fcn; /* Symnum of function (i.e. .function
+ directive). */
+ long symnum_bf; /* Symnum of .bf for this function. */
struct saved_bf_symnum *next;
};
static void f_emit_char (int c, struct type *type,
struct ui_file * stream, int quoter);
+/* Return the encoding that should be used for the character type
+ TYPE. */
+
+static const char *
+f_get_encoding (struct type *type)
+{
+ const char *encoding;
+
+ switch (TYPE_LENGTH (type))
+ {
+ case 1:
+ encoding = target_charset (get_type_arch (type));
+ break;
+ case 4:
+ if (gdbarch_byte_order (get_type_arch (type)) == BFD_ENDIAN_BIG)
+ encoding = "UTF-32BE";
+ else
+ encoding = "UTF-32LE";
+ break;
+
+ default:
+ error (_("unrecognized character type"));
+ }
+
+ return encoding;
+}
+
/* Print the character C on STREAM as part of the contents of a literal
string whose delimiter is QUOTER. Note that that format for printing
characters and strings is language specific.
static void
f_emit_char (int c, struct type *type, struct ui_file *stream, int quoter)
{
- c &= 0xFF; /* Avoid sign bit follies */
+ const char *encoding = f_get_encoding (type);
- if (PRINT_LITERAL_FORM (c))
- {
- if (c == '\\' || c == quoter)
- fputs_filtered ("\\", stream);
- fprintf_filtered (stream, "%c", c);
- }
- else
- {
- switch (c)
- {
- case '\n':
- fputs_filtered ("\\n", stream);
- break;
- case '\b':
- fputs_filtered ("\\b", stream);
- break;
- case '\t':
- fputs_filtered ("\\t", stream);
- break;
- case '\f':
- fputs_filtered ("\\f", stream);
- break;
- case '\r':
- fputs_filtered ("\\r", stream);
- break;
- case '\033':
- fputs_filtered ("\\e", stream);
- break;
- case '\007':
- fputs_filtered ("\\a", stream);
- break;
- default:
- fprintf_filtered (stream, "\\%.3o", (unsigned int) c);
- break;
- }
- }
+ generic_emit_char (c, type, stream, quoter, encoding);
}
-/* FIXME: This is a copy of the same function from c-exp.y. It should
- be replaced with a true F77version. */
+/* Implementation of la_printchar. */
static void
f_printchar (int c, struct type *type, struct ui_file *stream)
are printed as appropriate. Print ellipses at the end if we
had to stop before printing LENGTH characters, or if FORCE_ELLIPSES.
FIXME: This is a copy of the same function from c-exp.y. It should
- be replaced with a true F77 version. */
+ be replaced with a true F77 version. */
static void
f_printstr (struct ui_file *stream, struct type *type, const gdb_byte *string,
unsigned int length, const char *encoding, int force_ellipses,
const struct value_print_options *options)
{
- unsigned int i;
- unsigned int things_printed = 0;
- int in_quotes = 0;
- int need_comma = 0;
+ const char *type_encoding = f_get_encoding (type);
- if (length == 0)
- {
- fputs_filtered ("''", gdb_stdout);
- return;
- }
+ if (TYPE_LENGTH (type) == 4)
+ fputs_filtered ("4_", stream);
- for (i = 0; i < length && things_printed < options->print_max; ++i)
- {
- /* Position of the character we are examining
- to see whether it is repeated. */
- unsigned int rep1;
- /* Number of repetitions we have detected so far. */
- unsigned int reps;
-
- QUIT;
-
- if (need_comma)
- {
- fputs_filtered (", ", stream);
- need_comma = 0;
- }
-
- rep1 = i + 1;
- reps = 1;
- while (rep1 < length && string[rep1] == string[i])
- {
- ++rep1;
- ++reps;
- }
-
- if (reps > options->repeat_count_threshold)
- {
- if (in_quotes)
- {
- if (options->inspect_it)
- fputs_filtered ("\\', ", stream);
- else
- fputs_filtered ("', ", stream);
- in_quotes = 0;
- }
- f_printchar (string[i], type, stream);
- fprintf_filtered (stream, " <repeats %u times>", reps);
- i = rep1 - 1;
- things_printed += options->repeat_count_threshold;
- need_comma = 1;
- }
- else
- {
- if (!in_quotes)
- {
- if (options->inspect_it)
- fputs_filtered ("\\'", stream);
- else
- fputs_filtered ("'", stream);
- in_quotes = 1;
- }
- LA_EMIT_CHAR (string[i], type, stream, '"');
- ++things_printed;
- }
- }
-
- /* Terminate the quotes if necessary. */
- if (in_quotes)
- {
- if (options->inspect_it)
- fputs_filtered ("\\'", stream);
- else
- fputs_filtered ("'", stream);
- }
+ if (!encoding || !*encoding)
+ encoding = type_encoding;
- if (force_ellipses || i < length)
- fputs_filtered ("...", stream);
+ generic_printstr (stream, type, string, length, encoding,
+ force_ellipses, '\'', 0, options);
}
\f
return retval;
}
-/* Consider the modules separator :: as a valid symbol name character class. */
+/* Consider the modules separator :: as a valid symbol name character
+ class. */
static char **
f_make_symbol_completion_list (char *text, char *word)
}
/* This is declared in c-lang.h but it is silly to import that file for what
- is already just a hack. */
+ is already just a hack. */
extern int c_value_print (struct value *, struct ui_file *,
const struct value_print_options *);
cp_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
basic_lookup_transparent_type,/* lookup_transparent_type */
NULL, /* Language specific symbol demangler */
- NULL, /* Language specific class_name_from_physname */
+ NULL, /* Language specific
+ class_name_from_physname */
f_op_print_tab, /* expression operators for printing */
0, /* arrays are first-class (not c-style) */
1, /* String lower bound */
static SAVED_BF_PTR saved_bf_list = NULL; /* Ptr to (.bf,function)
list */
static SAVED_BF_PTR saved_bf_list_end = NULL; /* Ptr to above list's end */
-static SAVED_BF_PTR current_head_bf_list = NULL; /* Current head of above list
- */
+static SAVED_BF_PTR current_head_bf_list = NULL; /* Current head of
+ above list. */
static SAVED_BF_PTR tmp_bf_ptr; /* Generic temporary for use
- in macros */
+ in macros. */
/* The following function simply enters a given common block onto
- the global common block chain */
+ the global common block chain. */
static void
add_common_block (char *name, CORE_ADDR offset, int secnum, char *func_stab)
/* If the COMMON block we are trying to add has a blank
name (i.e. "#BLNK_COM") then we set it to __BLANK
because the darn "#" character makes GDB's input
- parser have fits. */
+ parser have fits. */
if (strcmp (name, BLANK_COMMON_NAME_ORIGINAL) == 0
tmp->name = xmalloc (strlen (name) + 1);
/* local_copy_func_stab is a stabstring, let us first extract the
- function name from the stab by NULLing out the ':' character. */
+ function name from the stab by NULLing out the ':' character. */
c = NULL;
#endif
/* The following function simply enters a given common entry onto
- the "current_common" block that has been saved away. */
+ the "current_common" block that has been saved away. */
#if 0
static void
/* The order of this list is important, since
we expect the entries to appear in decl.
- order when we later issue "info common" calls */
+ order when we later issue "info common" calls. */
tmp = allocate_common_entry_node ();
}
#endif
-/* This routine finds the first encountred COMMON block named "name" */
+/* This routine finds the first encountred COMMON block named "name". */
#if 0
static SAVED_F77_COMMON_PTR
#endif
/* This routine finds the first encountred COMMON block named "name"
- that belongs to function funcname */
+ that belongs to function funcname. */
SAVED_F77_COMMON_PTR
find_common_for_function (char *name, char *funcname)
{
COMMON_ENTRY_PTR entry;
- blk->offset = offset; /* Keep this around for future use. */
+ blk->offset = offset; /* Keep this around for future use. */
entry = blk->entries;
blocks occur with relative infrequency, we simply do a linear scan on
the name. Eventually, the best way to do this will be a
hashed-lookup. Secnum is the section number for the .bss section
- (which is where common data lives). */
+ (which is where common data lives). */
static void
patch_all_commons_by_name (char *name, CORE_ADDR offset, int secnum)
#line pragmas sometimes cause line ranges to get messed up
we simply create a linear list. This list can then be searched
first by a queueing algorithm and upon failure fall back to
- a linear scan. */
+ a linear scan. */
#if 0
#define ADD_BF_SYMNUM(bf_sym,fcn_sym) \
}
#endif
-/* This function frees the entire (.bf,function) list */
+/* This function frees the entire (.bf,function) list. */
#if 0
static void
int nprobes = 0;
/* First use a simple queuing algorithm (i.e. look and see if the
- item at the head of the queue is the one you want) */
+ item at the head of the queue is the one you want). */
if (saved_bf_list == NULL)
internal_error (__FILE__, __LINE__,
/* If the above did not work (probably because #line directives were
used in the sourcefile and they messed up our internal tables) we now do
- the ugly linear scan */
+ the ugly linear scan. */
if (global_remote_debug)
fprintf_unfiltered (gdb_stderr, "\ndefaulting to linear scan\n");
projects / deliverable / binutils-gdb.git / blobdiff