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Packit |
aea12f |
/* Formatted output to strings.
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Packit Service |
991b93 |
Copyright (C) 1999-2000, 2002-2003, 2006-2020 Free Software Foundation, Inc.
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Packit |
aea12f |
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Packit |
aea12f |
This program is free software; you can redistribute it and/or modify
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Packit Service |
991b93 |
it under the terms of the GNU Lesser General Public License as published by
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Packit Service |
991b93 |
the Free Software Foundation; either version 2.1, or (at your option)
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Packit |
aea12f |
any later version.
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|
Packit |
aea12f |
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|
Packit |
aea12f |
This program is distributed in the hope that it will be useful,
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|
Packit |
aea12f |
but WITHOUT ANY WARRANTY; without even the implied warranty of
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Packit |
aea12f |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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Packit Service |
991b93 |
GNU Lesser General Public License for more details.
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Packit |
aea12f |
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Packit Service |
991b93 |
You should have received a copy of the GNU Lesser General Public License along
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Packit |
aea12f |
with this program; if not, see <https://www.gnu.org/licenses/>. */
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Packit |
aea12f |
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Packit |
aea12f |
/* This file can be parametrized with the following macros:
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Packit |
aea12f |
CHAR_T The element type of the format string.
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Packit |
aea12f |
CHAR_T_ONLY_ASCII Set to 1 to enable verification that all characters
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|
Packit |
aea12f |
in the format string are ASCII.
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|
Packit |
aea12f |
DIRECTIVE Structure denoting a format directive.
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|
Packit |
aea12f |
Depends on CHAR_T.
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Packit |
aea12f |
DIRECTIVES Structure denoting the set of format directives of a
|
|
Packit |
aea12f |
format string. Depends on CHAR_T.
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|
Packit |
aea12f |
PRINTF_PARSE Function that parses a format string.
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|
Packit |
aea12f |
Depends on CHAR_T.
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|
Packit |
aea12f |
STATIC Set to 'static' to declare the function static.
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|
Packit |
aea12f |
ENABLE_UNISTDIO Set to 1 to enable the unistdio extensions. */
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Packit |
aea12f |
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Packit |
aea12f |
#ifndef PRINTF_PARSE
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|
Packit |
aea12f |
# include <config.h>
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|
Packit |
aea12f |
#endif
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|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Specification. */
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|
Packit |
aea12f |
#ifndef PRINTF_PARSE
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|
Packit |
aea12f |
# include "printf-parse.h"
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|
Packit |
aea12f |
#endif
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|
Packit |
aea12f |
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|
Packit |
aea12f |
/* Default parameters. */
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|
Packit |
aea12f |
#ifndef PRINTF_PARSE
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|
Packit |
aea12f |
# define PRINTF_PARSE printf_parse
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|
Packit |
aea12f |
# define CHAR_T char
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|
Packit |
aea12f |
# define DIRECTIVE char_directive
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Packit |
aea12f |
# define DIRECTIVES char_directives
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|
Packit |
aea12f |
#endif
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|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Get size_t, NULL. */
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|
Packit |
aea12f |
#include <stddef.h>
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|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Get intmax_t. */
|
|
Packit |
aea12f |
#if defined IN_LIBINTL || defined IN_LIBASPRINTF
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|
Packit |
aea12f |
# if HAVE_STDINT_H_WITH_UINTMAX
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|
Packit |
aea12f |
# include <stdint.h>
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|
Packit |
aea12f |
# endif
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|
Packit |
aea12f |
# if HAVE_INTTYPES_H_WITH_UINTMAX
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|
Packit |
aea12f |
# include <inttypes.h>
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|
Packit |
aea12f |
# endif
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|
Packit |
aea12f |
#else
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Packit |
aea12f |
# include <stdint.h>
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Packit |
aea12f |
#endif
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Packit |
aea12f |
|
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Packit |
aea12f |
/* malloc(), realloc(), free(). */
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|
Packit |
aea12f |
#include <stdlib.h>
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Packit |
aea12f |
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Packit |
aea12f |
/* memcpy(). */
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|
Packit |
aea12f |
#include <string.h>
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Packit |
aea12f |
|
|
Packit |
aea12f |
/* errno. */
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|
Packit |
aea12f |
#include <errno.h>
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|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Checked size_t computations. */
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|
Packit |
aea12f |
#include "xsize.h"
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|
Packit |
aea12f |
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Packit |
aea12f |
#if CHAR_T_ONLY_ASCII
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Packit |
aea12f |
/* c_isascii(). */
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Packit |
aea12f |
# include "c-ctype.h"
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Packit |
aea12f |
#endif
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Packit |
aea12f |
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Packit |
aea12f |
#ifdef STATIC
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Packit |
aea12f |
STATIC
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Packit |
aea12f |
#endif
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Packit |
aea12f |
int
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Packit |
aea12f |
PRINTF_PARSE (const CHAR_T *format, DIRECTIVES *d, arguments *a)
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|
Packit |
aea12f |
{
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|
Packit |
aea12f |
const CHAR_T *cp = format; /* pointer into format */
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Packit |
aea12f |
size_t arg_posn = 0; /* number of regular arguments consumed */
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Packit |
aea12f |
size_t d_allocated; /* allocated elements of d->dir */
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Packit |
aea12f |
size_t a_allocated; /* allocated elements of a->arg */
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|
Packit |
aea12f |
size_t max_width_length = 0;
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|
Packit |
aea12f |
size_t max_precision_length = 0;
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Packit |
aea12f |
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Packit |
aea12f |
d->count = 0;
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Packit |
aea12f |
d_allocated = N_DIRECT_ALLOC_DIRECTIVES;
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Packit |
aea12f |
d->dir = d->direct_alloc_dir;
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Packit |
aea12f |
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Packit |
aea12f |
a->count = 0;
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|
Packit |
aea12f |
a_allocated = N_DIRECT_ALLOC_ARGUMENTS;
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|
Packit |
aea12f |
a->arg = a->direct_alloc_arg;
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|
Packit |
aea12f |
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|
Packit |
aea12f |
#define REGISTER_ARG(_index_,_type_) \
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Packit |
aea12f |
{ \
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Packit |
aea12f |
size_t n = (_index_); \
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Packit |
aea12f |
if (n >= a_allocated) \
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Packit |
aea12f |
{ \
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Packit |
aea12f |
size_t memory_size; \
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Packit |
aea12f |
argument *memory; \
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Packit |
aea12f |
\
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Packit |
aea12f |
a_allocated = xtimes (a_allocated, 2); \
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|
Packit |
aea12f |
if (a_allocated <= n) \
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Packit |
aea12f |
a_allocated = xsum (n, 1); \
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Packit |
aea12f |
memory_size = xtimes (a_allocated, sizeof (argument)); \
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|
Packit |
aea12f |
if (size_overflow_p (memory_size)) \
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|
Packit |
aea12f |
/* Overflow, would lead to out of memory. */ \
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|
Packit |
aea12f |
goto out_of_memory; \
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|
Packit |
aea12f |
memory = (argument *) (a->arg != a->direct_alloc_arg \
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Packit |
aea12f |
? realloc (a->arg, memory_size) \
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|
Packit |
aea12f |
: malloc (memory_size)); \
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|
Packit |
aea12f |
if (memory == NULL) \
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|
Packit |
aea12f |
/* Out of memory. */ \
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|
Packit |
aea12f |
goto out_of_memory; \
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|
Packit |
aea12f |
if (a->arg == a->direct_alloc_arg) \
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|
Packit |
aea12f |
memcpy (memory, a->arg, a->count * sizeof (argument)); \
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|
Packit |
aea12f |
a->arg = memory; \
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|
Packit |
aea12f |
} \
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|
Packit |
aea12f |
while (a->count <= n) \
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|
Packit |
aea12f |
a->arg[a->count++].type = TYPE_NONE; \
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|
Packit |
aea12f |
if (a->arg[n].type == TYPE_NONE) \
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|
Packit |
aea12f |
a->arg[n].type = (_type_); \
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|
Packit |
aea12f |
else if (a->arg[n].type != (_type_)) \
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|
Packit |
aea12f |
/* Ambiguous type for positional argument. */ \
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Packit |
aea12f |
goto error; \
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|
Packit |
aea12f |
}
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Packit |
aea12f |
|
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Packit |
aea12f |
while (*cp != '\0')
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Packit |
aea12f |
{
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Packit |
aea12f |
CHAR_T c = *cp++;
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Packit |
aea12f |
if (c == '%')
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Packit |
aea12f |
{
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Packit |
aea12f |
size_t arg_index = ARG_NONE;
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Packit |
aea12f |
DIRECTIVE *dp = &d->dir[d->count]; /* pointer to next directive */
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Packit |
aea12f |
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Packit |
aea12f |
/* Initialize the next directive. */
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Packit |
aea12f |
dp->dir_start = cp - 1;
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Packit |
aea12f |
dp->flags = 0;
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Packit |
aea12f |
dp->width_start = NULL;
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Packit |
aea12f |
dp->width_end = NULL;
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Packit |
aea12f |
dp->width_arg_index = ARG_NONE;
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Packit |
aea12f |
dp->precision_start = NULL;
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|
Packit |
aea12f |
dp->precision_end = NULL;
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|
Packit |
aea12f |
dp->precision_arg_index = ARG_NONE;
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|
Packit |
aea12f |
dp->arg_index = ARG_NONE;
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|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Test for positional argument. */
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|
Packit |
aea12f |
if (*cp >= '0' && *cp <= '9')
|
|
Packit |
aea12f |
{
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|
Packit |
aea12f |
const CHAR_T *np;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
for (np = cp; *np >= '0' && *np <= '9'; np++)
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Packit |
aea12f |
;
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|
Packit |
aea12f |
if (*np == '$')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
size_t n = 0;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
for (np = cp; *np >= '0' && *np <= '9'; np++)
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|
Packit |
aea12f |
n = xsum (xtimes (n, 10), *np - '0');
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|
Packit |
aea12f |
if (n == 0)
|
|
Packit |
aea12f |
/* Positional argument 0. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
if (size_overflow_p (n))
|
|
Packit |
aea12f |
/* n too large, would lead to out of memory later. */
|
|
Packit |
aea12f |
goto error;
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|
Packit |
aea12f |
arg_index = n - 1;
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|
Packit |
aea12f |
cp = np + 1;
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|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Read the flags. */
|
|
Packit |
aea12f |
for (;;)
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
if (*cp == '\'')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->flags |= FLAG_GROUP;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == '-')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->flags |= FLAG_LEFT;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == '+')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->flags |= FLAG_SHOWSIGN;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == ' ')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->flags |= FLAG_SPACE;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == '#')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->flags |= FLAG_ALT;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == '0')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->flags |= FLAG_ZERO;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
#if __GLIBC__ >= 2 && !defined __UCLIBC__
|
|
Packit |
aea12f |
else if (*cp == 'I')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->flags |= FLAG_LOCALIZED;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Parse the field width. */
|
|
Packit |
aea12f |
if (*cp == '*')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->width_start = cp;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
dp->width_end = cp;
|
|
Packit |
aea12f |
if (max_width_length < 1)
|
|
Packit |
aea12f |
max_width_length = 1;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Test for positional argument. */
|
|
Packit |
aea12f |
if (*cp >= '0' && *cp <= '9')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
const CHAR_T *np;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
for (np = cp; *np >= '0' && *np <= '9'; np++)
|
|
Packit |
aea12f |
;
|
|
Packit |
aea12f |
if (*np == '$')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
size_t n = 0;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
for (np = cp; *np >= '0' && *np <= '9'; np++)
|
|
Packit |
aea12f |
n = xsum (xtimes (n, 10), *np - '0');
|
|
Packit |
aea12f |
if (n == 0)
|
|
Packit |
aea12f |
/* Positional argument 0. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
if (size_overflow_p (n))
|
|
Packit |
aea12f |
/* n too large, would lead to out of memory later. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
dp->width_arg_index = n - 1;
|
|
Packit |
aea12f |
cp = np + 1;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
if (dp->width_arg_index == ARG_NONE)
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->width_arg_index = arg_posn++;
|
|
Packit |
aea12f |
if (dp->width_arg_index == ARG_NONE)
|
|
Packit |
aea12f |
/* arg_posn wrapped around. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
REGISTER_ARG (dp->width_arg_index, TYPE_INT);
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp >= '0' && *cp <= '9')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
size_t width_length;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
dp->width_start = cp;
|
|
Packit |
aea12f |
for (; *cp >= '0' && *cp <= '9'; cp++)
|
|
Packit |
aea12f |
;
|
|
Packit |
aea12f |
dp->width_end = cp;
|
|
Packit |
aea12f |
width_length = dp->width_end - dp->width_start;
|
|
Packit |
aea12f |
if (max_width_length < width_length)
|
|
Packit |
aea12f |
max_width_length = width_length;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Parse the precision. */
|
|
Packit |
aea12f |
if (*cp == '.')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
if (*cp == '*')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->precision_start = cp - 1;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
dp->precision_end = cp;
|
|
Packit |
aea12f |
if (max_precision_length < 2)
|
|
Packit |
aea12f |
max_precision_length = 2;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Test for positional argument. */
|
|
Packit |
aea12f |
if (*cp >= '0' && *cp <= '9')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
const CHAR_T *np;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
for (np = cp; *np >= '0' && *np <= '9'; np++)
|
|
Packit |
aea12f |
;
|
|
Packit |
aea12f |
if (*np == '$')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
size_t n = 0;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
for (np = cp; *np >= '0' && *np <= '9'; np++)
|
|
Packit |
aea12f |
n = xsum (xtimes (n, 10), *np - '0');
|
|
Packit |
aea12f |
if (n == 0)
|
|
Packit |
aea12f |
/* Positional argument 0. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
if (size_overflow_p (n))
|
|
Packit |
aea12f |
/* n too large, would lead to out of memory
|
|
Packit |
aea12f |
later. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
dp->precision_arg_index = n - 1;
|
|
Packit |
aea12f |
cp = np + 1;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
if (dp->precision_arg_index == ARG_NONE)
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->precision_arg_index = arg_posn++;
|
|
Packit |
aea12f |
if (dp->precision_arg_index == ARG_NONE)
|
|
Packit |
aea12f |
/* arg_posn wrapped around. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
REGISTER_ARG (dp->precision_arg_index, TYPE_INT);
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
size_t precision_length;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
dp->precision_start = cp - 1;
|
|
Packit |
aea12f |
for (; *cp >= '0' && *cp <= '9'; cp++)
|
|
Packit |
aea12f |
;
|
|
Packit |
aea12f |
dp->precision_end = cp;
|
|
Packit |
aea12f |
precision_length = dp->precision_end - dp->precision_start;
|
|
Packit |
aea12f |
if (max_precision_length < precision_length)
|
|
Packit |
aea12f |
max_precision_length = precision_length;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
arg_type type;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Parse argument type/size specifiers. */
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
int flags = 0;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
for (;;)
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
if (*cp == 'h')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
flags |= (1 << (flags & 1));
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == 'L')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
flags |= 4;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == 'l')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
flags += 8;
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == 'j')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
if (sizeof (intmax_t) > sizeof (long))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* intmax_t = long long */
|
|
Packit |
aea12f |
flags += 16;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (sizeof (intmax_t) > sizeof (int))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* intmax_t = long */
|
|
Packit |
aea12f |
flags += 8;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == 'z' || *cp == 'Z')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* 'z' is standardized in ISO C 99, but glibc uses 'Z'
|
|
Packit |
aea12f |
because the warning facility in gcc-2.95.2 understands
|
|
Packit |
aea12f |
only 'Z' (see gcc-2.95.2/gcc/c-common.c:1784). */
|
|
Packit |
aea12f |
if (sizeof (size_t) > sizeof (long))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* size_t = long long */
|
|
Packit |
aea12f |
flags += 16;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (sizeof (size_t) > sizeof (int))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* size_t = long */
|
|
Packit |
aea12f |
flags += 8;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (*cp == 't')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
if (sizeof (ptrdiff_t) > sizeof (long))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* ptrdiff_t = long long */
|
|
Packit |
aea12f |
flags += 16;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else if (sizeof (ptrdiff_t) > sizeof (int))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* ptrdiff_t = long */
|
|
Packit |
aea12f |
flags += 8;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
#if defined __APPLE__ && defined __MACH__
|
|
Packit |
aea12f |
/* On Mac OS X 10.3, PRIdMAX is defined as "qd".
|
|
Packit |
aea12f |
We cannot change it to "lld" because PRIdMAX must also
|
|
Packit |
aea12f |
be understood by the system's printf routines. */
|
|
Packit |
aea12f |
else if (*cp == 'q')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
if (64 / 8 > sizeof (long))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* int64_t = long long */
|
|
Packit |
aea12f |
flags += 16;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* int64_t = long */
|
|
Packit |
aea12f |
flags += 8;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
cp++;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
#if defined _WIN32 && ! defined __CYGWIN__
|
|
Packit |
aea12f |
/* On native Windows, PRIdMAX is defined as "I64d".
|
|
Packit |
aea12f |
We cannot change it to "lld" because PRIdMAX must also
|
|
Packit |
aea12f |
be understood by the system's printf routines. */
|
|
Packit |
aea12f |
else if (*cp == 'I' && cp[1] == '6' && cp[2] == '4')
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
if (64 / 8 > sizeof (long))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* __int64 = long long */
|
|
Packit |
aea12f |
flags += 16;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* __int64 = long */
|
|
Packit |
aea12f |
flags += 8;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
cp += 3;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
/* Read the conversion character. */
|
|
Packit |
aea12f |
c = *cp++;
|
|
Packit |
aea12f |
switch (c)
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
case 'd': case 'i':
|
|
Packit Service |
991b93 |
/* If 'long long' is larger than 'long': */
|
|
Packit |
aea12f |
if (flags >= 16 || (flags & 4))
|
|
Packit |
aea12f |
type = TYPE_LONGLONGINT;
|
|
Packit |
aea12f |
else
|
|
Packit Service |
991b93 |
/* If 'long long' is the same as 'long', we parse "lld" into
|
|
Packit Service |
991b93 |
TYPE_LONGINT. */
|
|
Packit |
aea12f |
if (flags >= 8)
|
|
Packit |
aea12f |
type = TYPE_LONGINT;
|
|
Packit |
aea12f |
else if (flags & 2)
|
|
Packit |
aea12f |
type = TYPE_SCHAR;
|
|
Packit |
aea12f |
else if (flags & 1)
|
|
Packit |
aea12f |
type = TYPE_SHORT;
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
type = TYPE_INT;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
case 'o': case 'u': case 'x': case 'X':
|
|
Packit Service |
991b93 |
/* If 'unsigned long long' is larger than 'unsigned long': */
|
|
Packit |
aea12f |
if (flags >= 16 || (flags & 4))
|
|
Packit |
aea12f |
type = TYPE_ULONGLONGINT;
|
|
Packit |
aea12f |
else
|
|
Packit Service |
991b93 |
/* If 'unsigned long long' is the same as 'unsigned long', we
|
|
Packit Service |
991b93 |
parse "llu" into TYPE_ULONGINT. */
|
|
Packit |
aea12f |
if (flags >= 8)
|
|
Packit |
aea12f |
type = TYPE_ULONGINT;
|
|
Packit |
aea12f |
else if (flags & 2)
|
|
Packit |
aea12f |
type = TYPE_UCHAR;
|
|
Packit |
aea12f |
else if (flags & 1)
|
|
Packit |
aea12f |
type = TYPE_USHORT;
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
type = TYPE_UINT;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
case 'f': case 'F': case 'e': case 'E': case 'g': case 'G':
|
|
Packit |
aea12f |
case 'a': case 'A':
|
|
Packit |
aea12f |
if (flags >= 16 || (flags & 4))
|
|
Packit |
aea12f |
type = TYPE_LONGDOUBLE;
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
type = TYPE_DOUBLE;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
case 'c':
|
|
Packit |
aea12f |
if (flags >= 8)
|
|
Packit |
aea12f |
#if HAVE_WINT_T
|
|
Packit |
aea12f |
type = TYPE_WIDE_CHAR;
|
|
Packit |
aea12f |
#else
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
type = TYPE_CHAR;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
#if HAVE_WINT_T
|
|
Packit |
aea12f |
case 'C':
|
|
Packit |
aea12f |
type = TYPE_WIDE_CHAR;
|
|
Packit |
aea12f |
c = 'c';
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
case 's':
|
|
Packit |
aea12f |
if (flags >= 8)
|
|
Packit |
aea12f |
#if HAVE_WCHAR_T
|
|
Packit |
aea12f |
type = TYPE_WIDE_STRING;
|
|
Packit |
aea12f |
#else
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
type = TYPE_STRING;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
#if HAVE_WCHAR_T
|
|
Packit |
aea12f |
case 'S':
|
|
Packit |
aea12f |
type = TYPE_WIDE_STRING;
|
|
Packit |
aea12f |
c = 's';
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
case 'p':
|
|
Packit |
aea12f |
type = TYPE_POINTER;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
case 'n':
|
|
Packit Service |
991b93 |
/* If 'long long' is larger than 'long': */
|
|
Packit |
aea12f |
if (flags >= 16 || (flags & 4))
|
|
Packit |
aea12f |
type = TYPE_COUNT_LONGLONGINT_POINTER;
|
|
Packit |
aea12f |
else
|
|
Packit Service |
991b93 |
/* If 'long long' is the same as 'long', we parse "lln" into
|
|
Packit Service |
991b93 |
TYPE_COUNT_LONGINT_POINTER. */
|
|
Packit |
aea12f |
if (flags >= 8)
|
|
Packit |
aea12f |
type = TYPE_COUNT_LONGINT_POINTER;
|
|
Packit |
aea12f |
else if (flags & 2)
|
|
Packit |
aea12f |
type = TYPE_COUNT_SCHAR_POINTER;
|
|
Packit |
aea12f |
else if (flags & 1)
|
|
Packit |
aea12f |
type = TYPE_COUNT_SHORT_POINTER;
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
type = TYPE_COUNT_INT_POINTER;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
#if ENABLE_UNISTDIO
|
|
Packit |
aea12f |
/* The unistdio extensions. */
|
|
Packit |
aea12f |
case 'U':
|
|
Packit |
aea12f |
if (flags >= 16)
|
|
Packit |
aea12f |
type = TYPE_U32_STRING;
|
|
Packit |
aea12f |
else if (flags >= 8)
|
|
Packit |
aea12f |
type = TYPE_U16_STRING;
|
|
Packit |
aea12f |
else
|
|
Packit |
aea12f |
type = TYPE_U8_STRING;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
case '%':
|
|
Packit |
aea12f |
type = TYPE_NONE;
|
|
Packit |
aea12f |
break;
|
|
Packit |
aea12f |
default:
|
|
Packit |
aea12f |
/* Unknown conversion character. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
if (type != TYPE_NONE)
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->arg_index = arg_index;
|
|
Packit |
aea12f |
if (dp->arg_index == ARG_NONE)
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
dp->arg_index = arg_posn++;
|
|
Packit |
aea12f |
if (dp->arg_index == ARG_NONE)
|
|
Packit |
aea12f |
/* arg_posn wrapped around. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
REGISTER_ARG (dp->arg_index, type);
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
dp->conversion = c;
|
|
Packit |
aea12f |
dp->dir_end = cp;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
d->count++;
|
|
Packit |
aea12f |
if (d->count >= d_allocated)
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
size_t memory_size;
|
|
Packit |
aea12f |
DIRECTIVE *memory;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
d_allocated = xtimes (d_allocated, 2);
|
|
Packit |
aea12f |
memory_size = xtimes (d_allocated, sizeof (DIRECTIVE));
|
|
Packit |
aea12f |
if (size_overflow_p (memory_size))
|
|
Packit |
aea12f |
/* Overflow, would lead to out of memory. */
|
|
Packit |
aea12f |
goto out_of_memory;
|
|
Packit |
aea12f |
memory = (DIRECTIVE *) (d->dir != d->direct_alloc_dir
|
|
Packit |
aea12f |
? realloc (d->dir, memory_size)
|
|
Packit |
aea12f |
: malloc (memory_size));
|
|
Packit |
aea12f |
if (memory == NULL)
|
|
Packit |
aea12f |
/* Out of memory. */
|
|
Packit |
aea12f |
goto out_of_memory;
|
|
Packit |
aea12f |
if (d->dir == d->direct_alloc_dir)
|
|
Packit |
aea12f |
memcpy (memory, d->dir, d->count * sizeof (DIRECTIVE));
|
|
Packit |
aea12f |
d->dir = memory;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
#if CHAR_T_ONLY_ASCII
|
|
Packit |
aea12f |
else if (!c_isascii (c))
|
|
Packit |
aea12f |
{
|
|
Packit |
aea12f |
/* Non-ASCII character. Not supported. */
|
|
Packit |
aea12f |
goto error;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
#endif
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
d->dir[d->count].dir_start = cp;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
d->max_width_length = max_width_length;
|
|
Packit |
aea12f |
d->max_precision_length = max_precision_length;
|
|
Packit |
aea12f |
return 0;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
error:
|
|
Packit |
aea12f |
if (a->arg != a->direct_alloc_arg)
|
|
Packit |
aea12f |
free (a->arg);
|
|
Packit |
aea12f |
if (d->dir != d->direct_alloc_dir)
|
|
Packit |
aea12f |
free (d->dir);
|
|
Packit |
aea12f |
errno = EINVAL;
|
|
Packit |
aea12f |
return -1;
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
out_of_memory:
|
|
Packit |
aea12f |
if (a->arg != a->direct_alloc_arg)
|
|
Packit |
aea12f |
free (a->arg);
|
|
Packit |
aea12f |
if (d->dir != d->direct_alloc_dir)
|
|
Packit |
aea12f |
free (d->dir);
|
|
Packit |
aea12f |
errno = ENOMEM;
|
|
Packit |
aea12f |
return -1;
|
|
Packit |
aea12f |
}
|
|
Packit |
aea12f |
|
|
Packit |
aea12f |
#undef PRINTF_PARSE
|
|
Packit |
aea12f |
#undef DIRECTIVES
|
|
Packit |
aea12f |
#undef DIRECTIVE
|
|
Packit |
aea12f |
#undef CHAR_T_ONLY_ASCII
|
|
Packit |
aea12f |
#undef CHAR_T
|