/* General utility routines for GDB, the GNU debugger.
- Copyright (C) 1986-2013 Free Software Foundation, Inc.
+ Copyright (C) 1986-2014 Free Software Foundation, Inc.
This file is part of GDB.
int job_control;
-#ifndef HAVE_PYTHON
-/* Nonzero means a quit has been requested. */
-
-int quit_flag;
-#endif /* HAVE_PYTHON */
-
/* Nonzero means quit immediately if Control-C is typed now, rather
than waiting until QUIT is executed. Be careful in setting this;
code which executes with immediate_quit set has to be very careful
int immediate_quit;
-#ifndef HAVE_PYTHON
-
-/* Clear the quit flag. */
-
-void
-clear_quit_flag (void)
-{
- quit_flag = 0;
-}
-
-/* Set the quit flag. */
-
-void
-set_quit_flag (void)
-{
- quit_flag = 1;
-}
-
-/* Return true if the quit flag has been set, false otherwise. */
-
-int
-check_quit_flag (void)
-{
- /* This is written in a particular way to avoid races. */
- if (quit_flag)
- {
- quit_flag = 0;
- return 1;
- }
-
- return 0;
-}
-
-#endif /* HAVE_PYTHON */
-
/* Nonzero means that strings with character values >0x7F should be printed
as octal escapes. Zero means just print the value (e.g. it's an
international character, and the terminal or window can cope.) */
(void *) (uintptr_t) saved_lang);
}
+/* Helper function for make_cleanup_clear_parser_state. */
+
+static void
+do_clear_parser_state (void *ptr)
+{
+ struct parser_state **p = (struct parser_state **) ptr;
+
+ *p = NULL;
+}
+
+/* Clean (i.e., set to NULL) the parser state variable P. */
+
+struct cleanup *
+make_cleanup_clear_parser_state (struct parser_state **p)
+{
+ return make_cleanup (do_clear_parser_state, (void *) p);
+}
+
/* This function is useful for cleanups.
Do
void
quit (void)
{
+ if (sync_quit_force_run)
+ {
+ sync_quit_force_run = 0;
+ quit_force (NULL, stdin == instream);
+ }
+
#ifdef __MSDOS__
/* No steenking SIGINT will ever be coming our way when the
program is resumed. Don't lie. */
&setdebuglist, &showdebuglist);
}
-/* Print routines to handle variable size regs, etc. */
-/* Temporary storage using circular buffer. */
-#define NUMCELLS 16
-#define CELLSIZE 50
-static char *
-get_cell (void)
-{
- static char buf[NUMCELLS][CELLSIZE];
- static int cell = 0;
-
- if (++cell >= NUMCELLS)
- cell = 0;
- return buf[cell];
-}
-
const char *
paddress (struct gdbarch *gdbarch, CORE_ADDR addr)
{
return *addr_ap == *addr_bp;
}
-static char *
-decimal2str (char *sign, ULONGEST addr, int width)
-{
- /* Steal code from valprint.c:print_decimal(). Should this worry
- about the real size of addr as the above does? */
- unsigned long temp[3];
- char *str = get_cell ();
- int i = 0;
-
- do
- {
- temp[i] = addr % (1000 * 1000 * 1000);
- addr /= (1000 * 1000 * 1000);
- i++;
- width -= 9;
- }
- while (addr != 0 && i < (sizeof (temp) / sizeof (temp[0])));
-
- width += 9;
- if (width < 0)
- width = 0;
-
- switch (i)
- {
- case 1:
- xsnprintf (str, CELLSIZE, "%s%0*lu", sign, width, temp[0]);
- break;
- case 2:
- xsnprintf (str, CELLSIZE, "%s%0*lu%09lu", sign, width,
- temp[1], temp[0]);
- break;
- case 3:
- xsnprintf (str, CELLSIZE, "%s%0*lu%09lu%09lu", sign, width,
- temp[2], temp[1], temp[0]);
- break;
- default:
- internal_error (__FILE__, __LINE__,
- _("failed internal consistency check"));
- }
-
- return str;
-}
-
-static char *
-octal2str (ULONGEST addr, int width)
-{
- unsigned long temp[3];
- char *str = get_cell ();
- int i = 0;
-
- do
- {
- temp[i] = addr % (0100000 * 0100000);
- addr /= (0100000 * 0100000);
- i++;
- width -= 10;
- }
- while (addr != 0 && i < (sizeof (temp) / sizeof (temp[0])));
-
- width += 10;
- if (width < 0)
- width = 0;
-
- switch (i)
- {
- case 1:
- if (temp[0] == 0)
- xsnprintf (str, CELLSIZE, "%*o", width, 0);
- else
- xsnprintf (str, CELLSIZE, "0%0*lo", width, temp[0]);
- break;
- case 2:
- xsnprintf (str, CELLSIZE, "0%0*lo%010lo", width, temp[1], temp[0]);
- break;
- case 3:
- xsnprintf (str, CELLSIZE, "0%0*lo%010lo%010lo", width,
- temp[2], temp[1], temp[0]);
- break;
- default:
- internal_error (__FILE__, __LINE__,
- _("failed internal consistency check"));
- }
-
- return str;
-}
-
-char *
-pulongest (ULONGEST u)
-{
- return decimal2str ("", u, 0);
-}
-
-char *
-plongest (LONGEST l)
-{
- if (l < 0)
- return decimal2str ("-", -l, 0);
- else
- return decimal2str ("", l, 0);
-}
-
-/* Eliminate warning from compiler on 32-bit systems. */
-static int thirty_two = 32;
-
-char *
-phex (ULONGEST l, int sizeof_l)
-{
- char *str;
-
- switch (sizeof_l)
- {
- case 8:
- str = get_cell ();
- xsnprintf (str, CELLSIZE, "%08lx%08lx",
- (unsigned long) (l >> thirty_two),
- (unsigned long) (l & 0xffffffff));
- break;
- case 4:
- str = get_cell ();
- xsnprintf (str, CELLSIZE, "%08lx", (unsigned long) l);
- break;
- case 2:
- str = get_cell ();
- xsnprintf (str, CELLSIZE, "%04x", (unsigned short) (l & 0xffff));
- break;
- default:
- str = phex (l, sizeof (l));
- break;
- }
-
- return str;
-}
-
-char *
-phex_nz (ULONGEST l, int sizeof_l)
-{
- char *str;
-
- switch (sizeof_l)
- {
- case 8:
- {
- unsigned long high = (unsigned long) (l >> thirty_two);
-
- str = get_cell ();
- if (high == 0)
- xsnprintf (str, CELLSIZE, "%lx",
- (unsigned long) (l & 0xffffffff));
- else
- xsnprintf (str, CELLSIZE, "%lx%08lx", high,
- (unsigned long) (l & 0xffffffff));
- break;
- }
- case 4:
- str = get_cell ();
- xsnprintf (str, CELLSIZE, "%lx", (unsigned long) l);
- break;
- case 2:
- str = get_cell ();
- xsnprintf (str, CELLSIZE, "%x", (unsigned short) (l & 0xffff));
- break;
- default:
- str = phex_nz (l, sizeof (l));
- break;
- }
-
- return str;
-}
-
-/* Converts a LONGEST to a C-format hexadecimal literal and stores it
- in a static string. Returns a pointer to this string. */
-char *
-hex_string (LONGEST num)
-{
- char *result = get_cell ();
-
- xsnprintf (result, CELLSIZE, "0x%s", phex_nz (num, sizeof (num)));
- return result;
-}
-
-/* Converts a LONGEST number to a C-format hexadecimal literal and
- stores it in a static string. Returns a pointer to this string
- that is valid until the next call. The number is padded on the
- left with 0s to at least WIDTH characters. */
-char *
-hex_string_custom (LONGEST num, int width)
-{
- char *result = get_cell ();
- char *result_end = result + CELLSIZE - 1;
- const char *hex = phex_nz (num, sizeof (num));
- int hex_len = strlen (hex);
-
- if (hex_len > width)
- width = hex_len;
- if (width + 2 >= CELLSIZE)
- internal_error (__FILE__, __LINE__, _("\
-hex_string_custom: insufficient space to store result"));
-
- strcpy (result_end - width - 2, "0x");
- memset (result_end - width, '0', width);
- strcpy (result_end - hex_len, hex);
- return result_end - width - 2;
-}
-
-/* Convert VAL to a numeral in the given radix. For
- * radix 10, IS_SIGNED may be true, indicating a signed quantity;
- * otherwise VAL is interpreted as unsigned. If WIDTH is supplied,
- * it is the minimum width (0-padded if needed). USE_C_FORMAT means
- * to use C format in all cases. If it is false, then 'x'
- * and 'o' formats do not include a prefix (0x or leading 0). */
-
-char *
-int_string (LONGEST val, int radix, int is_signed, int width,
- int use_c_format)
-{
- switch (radix)
- {
- case 16:
- {
- char *result;
-
- if (width == 0)
- result = hex_string (val);
- else
- result = hex_string_custom (val, width);
- if (! use_c_format)
- result += 2;
- return result;
- }
- case 10:
- {
- if (is_signed && val < 0)
- return decimal2str ("-", -val, width);
- else
- return decimal2str ("", val, width);
- }
- case 8:
- {
- char *result = octal2str (val, width);
-
- if (use_c_format || val == 0)
- return result;
- else
- return result + 1;
- }
- default:
- internal_error (__FILE__, __LINE__,
- _("failed internal consistency check"));
- }
-}
-
-/* Convert a CORE_ADDR into a string. */
-const char *
-core_addr_to_string (const CORE_ADDR addr)
-{
- char *str = get_cell ();
-
- strcpy (str, "0x");
- strcat (str, phex (addr, sizeof (addr)));
- return str;
-}
-
-const char *
-core_addr_to_string_nz (const CORE_ADDR addr)
-{
- char *str = get_cell ();
-
- strcpy (str, "0x");
- strcat (str, phex_nz (addr, sizeof (addr)));
- return str;
-}
-
/* Convert a string back into a CORE_ADDR. */
CORE_ADDR
string_to_core_addr (const char *my_string)
return addr;
}
-const char *
-host_address_to_string (const void *addr)
-{
- char *str = get_cell ();
-
- xsnprintf (str, CELLSIZE, "0x%s", phex_nz ((uintptr_t) addr, sizeof (addr)));
- return str;
-}
-
char *
gdb_realpath (const char *filename)
{
projects / deliverable / binutils-gdb.git / blobdiff