/* Parse printf format string.
- Copyright (C) 1999, 2002-2003 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2002-2003, 2005, 2007, 2010-2014 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
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ with this program; if not, see <http://www.gnu.org/licenses/>. */
#ifndef _PRINTF_PARSE_H
#define _PRINTF_PARSE_H
-#include "printf-args.h"
+/* This file can be parametrized with the following macros:
+ ENABLE_UNISTDIO Set to 1 to enable the unistdio extensions.
+ STATIC Set to 'static' to declare the function static. */
+
+#if HAVE_FEATURES_H
+# include <features.h> /* for __GLIBC__, __UCLIBC__ */
+#endif
-/* Get ssize_t. */
-#include <sys/types.h>
+#include "printf-args.h"
/* Flags */
-#define FLAG_GROUP 1 /* ' flag */
-#define FLAG_LEFT 2 /* - flag */
-#define FLAG_SHOWSIGN 4 /* + flag */
-#define FLAG_SPACE 8 /* space flag */
-#define FLAG_ALT 16 /* # flag */
-#define FLAG_ZERO 32
+#define FLAG_GROUP 1 /* ' flag */
+#define FLAG_LEFT 2 /* - flag */
+#define FLAG_SHOWSIGN 4 /* + flag */
+#define FLAG_SPACE 8 /* space flag */
+#define FLAG_ALT 16 /* # flag */
+#define FLAG_ZERO 32
+#if __GLIBC__ >= 2 && !defined __UCLIBC__
+# define FLAG_LOCALIZED 64 /* I flag, uses localized digits */
+#endif
+
+/* arg_index value indicating that no argument is consumed. */
+#define ARG_NONE (~(size_t)0)
+
+/* xxx_directive: A parsed directive.
+ xxx_directives: A parsed format string. */
+
+/* Number of directly allocated directives (no malloc() needed). */
+#define N_DIRECT_ALLOC_DIRECTIVES 7
/* A parsed directive. */
typedef struct
int flags;
const char* width_start;
const char* width_end;
- ssize_t width_arg_index;
+ size_t width_arg_index;
const char* precision_start;
const char* precision_end;
- ssize_t precision_arg_index;
- char conversion; /* d i o u x X f e E g G c s p n U % but not C S */
- ssize_t arg_index;
+ size_t precision_arg_index;
+ char conversion; /* d i o u x X f F e E g G a A c s p n U % but not C S */
+ size_t arg_index;
}
char_directive;
char_directive *dir;
size_t max_width_length;
size_t max_precision_length;
+ char_directive direct_alloc_dir[N_DIRECT_ALLOC_DIRECTIVES];
}
char_directives;
+#if ENABLE_UNISTDIO
+
+/* A parsed directive. */
+typedef struct
+{
+ const uint8_t* dir_start;
+ const uint8_t* dir_end;
+ int flags;
+ const uint8_t* width_start;
+ const uint8_t* width_end;
+ size_t width_arg_index;
+ const uint8_t* precision_start;
+ const uint8_t* precision_end;
+ size_t precision_arg_index;
+ uint8_t conversion; /* d i o u x X f F e E g G a A c s p n U % but not C S */
+ size_t arg_index;
+}
+u8_directive;
+
+/* A parsed format string. */
+typedef struct
+{
+ size_t count;
+ u8_directive *dir;
+ size_t max_width_length;
+ size_t max_precision_length;
+ u8_directive direct_alloc_dir[N_DIRECT_ALLOC_DIRECTIVES];
+}
+u8_directives;
+
+/* A parsed directive. */
+typedef struct
+{
+ const uint16_t* dir_start;
+ const uint16_t* dir_end;
+ int flags;
+ const uint16_t* width_start;
+ const uint16_t* width_end;
+ size_t width_arg_index;
+ const uint16_t* precision_start;
+ const uint16_t* precision_end;
+ size_t precision_arg_index;
+ uint16_t conversion; /* d i o u x X f F e E g G a A c s p n U % but not C S */
+ size_t arg_index;
+}
+u16_directive;
+
+/* A parsed format string. */
+typedef struct
+{
+ size_t count;
+ u16_directive *dir;
+ size_t max_width_length;
+ size_t max_precision_length;
+ u16_directive direct_alloc_dir[N_DIRECT_ALLOC_DIRECTIVES];
+}
+u16_directives;
+
+/* A parsed directive. */
+typedef struct
+{
+ const uint32_t* dir_start;
+ const uint32_t* dir_end;
+ int flags;
+ const uint32_t* width_start;
+ const uint32_t* width_end;
+ size_t width_arg_index;
+ const uint32_t* precision_start;
+ const uint32_t* precision_end;
+ size_t precision_arg_index;
+ uint32_t conversion; /* d i o u x X f F e E g G a A c s p n U % but not C S */
+ size_t arg_index;
+}
+u32_directive;
+
+/* A parsed format string. */
+typedef struct
+{
+ size_t count;
+ u32_directive *dir;
+ size_t max_width_length;
+ size_t max_precision_length;
+ u32_directive direct_alloc_dir[N_DIRECT_ALLOC_DIRECTIVES];
+}
+u32_directives;
+
+#endif
+
/* Parses the format string. Fills in the number N of directives, and fills
in directives[0], ..., directives[N-1], and sets directives[N].dir_start
to the end of the format string. Also fills in the arg_type fields of the
arguments and the needed count of arguments. */
-#ifdef STATIC
-STATIC
+#if ENABLE_UNISTDIO
+extern int
+ ulc_printf_parse (const char *format, char_directives *d, arguments *a);
+extern int
+ u8_printf_parse (const uint8_t *format, u8_directives *d, arguments *a);
+extern int
+ u16_printf_parse (const uint16_t *format, u16_directives *d,
+ arguments *a);
+extern int
+ u32_printf_parse (const uint32_t *format, u32_directives *d,
+ arguments *a);
#else
+# ifdef STATIC
+STATIC
+# else
extern
-#endif
+# endif
int printf_parse (const char *format, char_directives *d, arguments *a);
+#endif
#endif /* _PRINTF_PARSE_H */
projects / gnulib.git / blobdiff