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-rw-r--r--stdio-common/vfprintf.c104
1 files changed, 63 insertions, 41 deletions
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c
index 50b4f02580..c2324d09a8 100644
--- a/stdio-common/vfprintf.c
+++ b/stdio-common/vfprintf.c
@@ -1,20 +1,20 @@
/* Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+ This file is part of the GNU C Library.
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-Library General Public License for more details.
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB. If
-not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
#include <ctype.h>
#include <limits.h>
@@ -222,11 +222,11 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
/* '4' */ 8, /* '5' */ 8, /* '6' */ 8, /* '7' */ 8,
/* '8' */ 8, /* '9' */ 8, 0, 0,
0, 0, 0, 0,
- 0, 0, 0, 0,
+ 0, 0, 0, /* 'C' */ 25,
0, /* 'E' */ 19, 0, /* 'G' */ 19,
0, 0, 0, 0,
/* 'L' */ 12, 0, 0, 0,
- 0, 0, 0, 0,
+ 0, 0, 0, /* 'S' */ 21,
0, 0, 0, 0,
/* 'X' */ 18, 0, /* 'Z' */ 13, 0,
0, 0, 0, 0,
@@ -254,7 +254,7 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
#define STEP0_3_TABLE \
/* Step 0: at the beginning. */ \
- static const void *step0_jumps[25] = \
+ static const void *step0_jumps[26] = \
{ \
REF (form_unknown), \
REF (flag_space), /* for ' ' */ \
@@ -277,13 +277,14 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
REF (form_hexa), /* for 'X', 'x' */ \
REF (form_float), /* for 'E', 'e', 'f', 'G', 'g' */ \
REF (form_character), /* for 'c' */ \
- REF (form_string), /* for 's' */ \
+ REF (form_string), /* for 's', 'S' */ \
REF (form_pointer), /* for 'p' */ \
REF (form_number), /* for 'n' */ \
- REF (form_strerror) /* for 'm' */ \
+ REF (form_strerror), /* for 'm' */ \
+ REF (form_wcharacter) /* for 'C' */ \
}; \
/* Step 1: after processing width. */ \
- static const void *step1_jumps[25] = \
+ static const void *step1_jumps[26] = \
{ \
REF (form_unknown), \
REF (form_unknown), /* for ' ' */ \
@@ -306,13 +307,14 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
REF (form_hexa), /* for 'X', 'x' */ \
REF (form_float), /* for 'E', 'e', 'f', 'G', 'g' */ \
REF (form_character), /* for 'c' */ \
- REF (form_string), /* for 's' */ \
+ REF (form_string), /* for 's', 'S' */ \
REF (form_pointer), /* for 'p' */ \
REF (form_number), /* for 'n' */ \
- REF (form_strerror) /* for 'm' */ \
+ REF (form_strerror), /* for 'm' */ \
+ REF (form_wcharacter) /* for 'C' */ \
}; \
/* Step 2: after processing precision. */ \
- static const void *step2_jumps[25] = \
+ static const void *step2_jumps[26] = \
{ \
REF (form_unknown), \
REF (form_unknown), /* for ' ' */ \
@@ -335,13 +337,14 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
REF (form_hexa), /* for 'X', 'x' */ \
REF (form_float), /* for 'E', 'e', 'f', 'G', 'g' */ \
REF (form_character), /* for 'c' */ \
- REF (form_string), /* for 's' */ \
+ REF (form_string), /* for 's', 'S' */ \
REF (form_pointer), /* for 'p' */ \
REF (form_number), /* for 'n' */ \
- REF (form_strerror) /* for 'm' */ \
+ REF (form_strerror), /* for 'm' */ \
+ REF (form_wcharacter) /* for 'C' */ \
}; \
/* Step 3: after processing first 'l' modifier. */ \
- static const void *step3_jumps[25] = \
+ static const void *step3_jumps[26] = \
{ \
REF (form_unknown), \
REF (form_unknown), /* for ' ' */ \
@@ -364,15 +367,16 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
REF (form_hexa), /* for 'X', 'x' */ \
REF (form_float), /* for 'E', 'e', 'f', 'G', 'g' */ \
REF (form_character), /* for 'c' */ \
- REF (form_string), /* for 's' */ \
+ REF (form_string), /* for 's', 'S' */ \
REF (form_pointer), /* for 'p' */ \
REF (form_number), /* for 'n' */ \
- REF (form_strerror) /* for 'm' */ \
+ REF (form_strerror), /* for 'm' */ \
+ REF (form_wcharacter) /* for 'C' */ \
}
#define STEP4_TABLE \
/* Step 4: processing format specifier. */ \
- static const void *step4_jumps[25] = \
+ static const void *step4_jumps[26] = \
{ \
REF (form_unknown), \
REF (form_unknown), /* for ' ' */ \
@@ -395,10 +399,11 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
REF (form_hexa), /* for 'X', 'x' */ \
REF (form_float), /* for 'E', 'e', 'f', 'G', 'g' */ \
REF (form_character), /* for 'c' */ \
- REF (form_string), /* for 's' */ \
+ REF (form_string), /* for 's', 'S' */ \
REF (form_pointer), /* for 'p' */ \
REF (form_number), /* for 'n' */ \
- REF (form_strerror) /* for 'm' */ \
+ REF (form_strerror), /* for 'm' */ \
+ REF (form_wcharacter) /* for 'C' */ \
}
@@ -683,17 +688,38 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
\
LABEL (form_character): \
/* Character. */ \
+ if (is_long) \
+ goto LABEL (form_wcharacter); \
--width; /* Account for the character itself. */ \
if (!left) \
PAD (' '); \
if (fspec == NULL) \
- outchar ((unsigned char) va_arg (ap, int)); /* Promoted. */ \
+ outchar ((unsigned char) va_arg (ap, int)); /* Promoted. */ \
else \
outchar ((unsigned char) args_value[fspec->data_arg].pa_char); \
if (left) \
PAD (' '); \
break; \
\
+ LABEL (form_wcharacter): \
+ { \
+ /* Wide character. */ \
+ char buf[MB_CUR_MAX]; \
+ mbstate_t mbstate; \
+ size_t len; \
+ \
+ len = __wcrtomb (buf, (fspec == NULL ? va_arg (ap, wint_t) \
+ : args_value[fspec->data_arg].pa_wchar), \
+ &mbstate); \
+ width -= len; \
+ if (!left) \
+ PAD (' '); \
+ outstring (buf, len); \
+ if (left) \
+ PAD (' '); \
+ } \
+ break; \
+ \
LABEL (form_string): \
{ \
size_t len; \
@@ -722,18 +748,12 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
len = 0; \
} \
} \
- else if (!is_long) \
+ else if (!is_long && spec != L_('S')) \
{ \
if (prec != -1) \
- { \
- /* Search for the end of the string, but don't search past \
- the length specified by the precision. */ \
- const char *end = memchr (string, '\0', prec); \
- if (end) \
- len = end - string; \
- else \
- len = prec; \
- } \
+ /* Search for the end of the string, but don't search past \
+ the length specified by the precision. */ \
+ len = strnlen (string, prec); \
else \
len = strlen (string); \
} \
@@ -1176,6 +1196,7 @@ do_positional:
break
T (PA_CHAR, pa_char, int); /* Promoted. */
+ T (PA_WCHAR, pa_wchar, wint_t);
T (PA_INT|PA_FLAG_SHORT, pa_short_int, int); /* Promoted. */
T (PA_INT, pa_int, int);
T (PA_INT|PA_FLAG_LONG, pa_long_int, long int);
@@ -1184,6 +1205,7 @@ do_positional:
T (PA_DOUBLE, pa_double, double);
T (PA_DOUBLE|PA_FLAG_LONG_DOUBLE, pa_long_double, long double);
T (PA_STRING, pa_string, const char *);
+ T (PA_WSTRING, pa_wstring, const wchar_t *);
T (PA_POINTER, pa_pointer, void *);
#undef T
default:
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 01:37:29 +0000