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-rw-r--r--lib/printf-args.h86
1 files changed, 54 insertions, 32 deletions
diff --git a/lib/printf-args.h b/lib/printf-args.h
index 74a18d9..256c413 100644
--- a/lib/printf-args.h
+++ b/lib/printf-args.h
@@ -1,9 +1,10 @@
/* Decomposed printf argument list.
- Copyright (C) 1999, 2002-2003, 2006-2007 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2002-2003, 2006-2007, 2011-2016 Free Software
+ Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
+ the Free Software Foundation; either version 3, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
@@ -12,12 +13,21 @@
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ with this program; if not, see <http://www.gnu.org/licenses/>. */
#ifndef _PRINTF_ARGS_H
#define _PRINTF_ARGS_H
+/* This file can be parametrized with the following macros:
+ ENABLE_UNISTDIO Set to 1 to enable the unistdio extensions.
+ PRINTF_FETCHARGS Name of the function to be declared.
+ STATIC Set to 'static' to declare the function static. */
+
+/* Default parameters. */
+#ifndef PRINTF_FETCHARGS
+# define PRINTF_FETCHARGS printf_fetchargs
+#endif
+
/* Get size_t. */
#include <stddef.h>
@@ -52,9 +62,7 @@ typedef enum
TYPE_ULONGLONGINT,
#endif
TYPE_DOUBLE,
-#if HAVE_LONG_DOUBLE
TYPE_LONGDOUBLE,
-#endif
TYPE_CHAR,
#if HAVE_WINT_T
TYPE_WIDE_CHAR,
@@ -71,6 +79,12 @@ typedef enum
#if HAVE_LONG_LONG_INT
, TYPE_COUNT_LONGLONGINT_POINTER
#endif
+#if ENABLE_UNISTDIO
+ /* The unistdio extensions. */
+, TYPE_U8_STRING
+, TYPE_U16_STRING
+, TYPE_U32_STRING
+#endif
} arg_type;
/* Polymorphic argument */
@@ -79,48 +93,56 @@ typedef struct
arg_type type;
union
{
- signed char a_schar;
- unsigned char a_uchar;
- short a_short;
- unsigned short a_ushort;
- int a_int;
- unsigned int a_uint;
- long int a_longint;
- unsigned long int a_ulongint;
+ signed char a_schar;
+ unsigned char a_uchar;
+ short a_short;
+ unsigned short a_ushort;
+ int a_int;
+ unsigned int a_uint;
+ long int a_longint;
+ unsigned long int a_ulongint;
#if HAVE_LONG_LONG_INT
- long long int a_longlongint;
- unsigned long long int a_ulonglongint;
-#endif
- float a_float;
- double a_double;
-#if HAVE_LONG_DOUBLE
- long double a_longdouble;
+ long long int a_longlongint;
+ unsigned long long int a_ulonglongint;
#endif
- int a_char;
+ float a_float;
+ double a_double;
+ long double a_longdouble;
+ int a_char;
#if HAVE_WINT_T
- wint_t a_wide_char;
+ wint_t a_wide_char;
#endif
- const char* a_string;
+ const char* a_string;
#if HAVE_WCHAR_T
- const wchar_t* a_wide_string;
+ const wchar_t* a_wide_string;
#endif
- void* a_pointer;
- signed char * a_count_schar_pointer;
- short * a_count_short_pointer;
- int * a_count_int_pointer;
- long int * a_count_longint_pointer;
+ void* a_pointer;
+ signed char * a_count_schar_pointer;
+ short * a_count_short_pointer;
+ int * a_count_int_pointer;
+ long int * a_count_longint_pointer;
#if HAVE_LONG_LONG_INT
- long long int * a_count_longlongint_pointer;
+ long long int * a_count_longlongint_pointer;
+#endif
+#if ENABLE_UNISTDIO
+ /* The unistdio extensions. */
+ const uint8_t * a_u8_string;
+ const uint16_t * a_u16_string;
+ const uint32_t * a_u32_string;
#endif
}
a;
}
argument;
+/* Number of directly allocated arguments (no malloc() needed). */
+#define N_DIRECT_ALLOC_ARGUMENTS 7
+
typedef struct
{
size_t count;
argument *arg;
+ argument direct_alloc_arg[N_DIRECT_ALLOC_ARGUMENTS];
}
arguments;
@@ -131,6 +153,6 @@ STATIC
#else
extern
#endif
-int printf_fetchargs (va_list args, arguments *a);
+int PRINTF_FETCHARGS (va_list args, arguments *a);
#endif /* _PRINTF_ARGS_H */