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Code cleanup: Make parts of print_command_1 public

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The later 'compile print' command should share its behavior with the existing
'print' command.  Make the needed existing parts of print_command_1 public.

gdb/ChangeLog
2015-05-16  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* printcmd.c (struct format_data): Move it to valprint.h.
	(print_command_parse_format, print_value): New functions from ...
	(print_command_1): ... here.  Call them.
	* valprint.h (struct format_data): Move it here from printcmd.c.
	(print_command_parse_format, print_value): New declarations.
This commit is contained in:
Jan Kratochvil 2015-05-16 14:26:06 +02:00
parent 0b738f2744
commit 1c88ceb1be
3 changed files with 76 additions and 44 deletions
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8
gdb/ChangeLog
View File

@ -1,3 +1,11 @@
2015-05-16 Jan Kratochvil <jan.kratochvil@redhat.com>
* printcmd.c (struct format_data): Move it to valprint.h.
(print_command_parse_format, print_value): New functions from ...
(print_command_1): ... here. Call them.
* valprint.h (struct format_data): Move it here from printcmd.c.
(print_command_parse_format, print_value): New declarations.
2015-05-16 Jan Kratochvil <jan.kratochvil@redhat.com>
* compile/compile-object-load.c (compile_object_load): Add

97
gdb/printcmd.c
View File

@ -52,17 +52,6 @@
#include "tui/tui.h" /* For tui_active et al. */
#endif
struct format_data
{
int count;
char format;
char size;
/* True if the value should be printed raw -- that is, bypassing
python-based formatters. */
unsigned char raw;
};
/* Last specified output format. */
static char last_format = 0;
@ -939,6 +928,57 @@ validate_format (struct format_data fmt, const char *cmdname)
fmt.format, cmdname);
}
/* Parse print command format string into *FMTP and update *EXPP.
CMDNAME should name the current command. */
void
print_command_parse_format (const char **expp, const char *cmdname,
struct format_data *fmtp)
{
const char *exp = *expp;
if (exp && *exp == '/')
{
exp++;
*fmtp = decode_format (&exp, last_format, 0);
validate_format (*fmtp, cmdname);
last_format = fmtp->format;
}
else
{
fmtp->count = 1;
fmtp->format = 0;
fmtp->size = 0;
fmtp->raw = 0;
}
*expp = exp;
}
/* Print VAL to console according to *FMTP, including recording it to
the history. */
void
print_value (struct value *val, const struct format_data *fmtp)
{
struct value_print_options opts;
int histindex = record_latest_value (val);
annotate_value_history_begin (histindex, value_type (val));
printf_filtered ("$%d = ", histindex);
annotate_value_history_value ();
get_formatted_print_options (&opts, fmtp->format);
opts.raw = fmtp->raw;
print_formatted (val, fmtp->size, &opts, gdb_stdout);
printf_filtered ("\n");
annotate_value_history_end ();
}
/* Evaluate string EXP as an expression in the current language and
print the resulting value. EXP may contain a format specifier as the
first argument ("/x myvar" for example, to print myvar in hex). */
@ -948,24 +988,10 @@ print_command_1 (const char *exp, int voidprint)
{
struct expression *expr;
struct cleanup *old_chain = make_cleanup (null_cleanup, NULL);
char format = 0;
struct value *val;
struct format_data fmt;
if (exp && *exp == '/')
{
exp++;
fmt = decode_format (&exp, last_format, 0);
validate_format (fmt, "print");
last_format = format = fmt.format;
}
else
{
fmt.count = 1;
fmt.format = 0;
fmt.size = 0;
fmt.raw = 0;
}
print_command_parse_format (&exp, "print", &fmt);
if (exp && *exp)
{
@ -978,24 +1004,7 @@ print_command_1 (const char *exp, int voidprint)
if (voidprint || (val && value_type (val) &&
TYPE_CODE (value_type (val)) != TYPE_CODE_VOID))
{
struct value_print_options opts;
int histindex = record_latest_value (val);
annotate_value_history_begin (histindex, value_type (val));
printf_filtered ("$%d = ", histindex);
annotate_value_history_value ();
get_formatted_print_options (&opts, format);
opts.raw = fmt.raw;
print_formatted (val, fmt.size, &opts, gdb_stdout);
printf_filtered ("\n");
annotate_value_history_end ();
}
print_value (val, &fmt);
do_cleanups (old_chain);
}

15
gdb/valprint.h
View File

@ -217,4 +217,19 @@ extern void output_command_const (const char *args, int from_tty);
extern int val_print_scalar_type_p (struct type *type);
struct format_data
{
int count;
char format;
char size;
/* True if the value should be printed raw -- that is, bypassing
python-based formatters. */
unsigned char raw;
};
extern void print_command_parse_format (const char **expp, const char *cmdname,
struct format_data *fmtp);
extern void print_value (struct value *val, const struct format_data *fmtp);
#endif