X-Git-Url: https://git.deb.at/w?a=blobdiff_plain;f=intl%2Fprintf-args.c;h=44e50a33c1b140f54c651f2b7d266aa4dd7ad013;hb=84ddcd15cab7dc38bfad90348668c1bd5dc727f8;hp=f6f3219e79e713f25a0436941a58bb164f906e24;hpb=4b8f9231090ada43f7e16987ec46ac7f45a914ec;p=pkg%2Fabook.git diff --git a/intl/printf-args.c b/intl/printf-args.c index f6f3219..44e50a3 100644 --- a/intl/printf-args.c +++ b/intl/printf-args.c @@ -1,5 +1,5 @@ /* Decomposed printf argument list. - Copyright (C) 1999, 2002-2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002-2003, 2005-2007 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published @@ -13,21 +13,28 @@ You should have received a copy of the GNU Library 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, + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ -#ifdef HAVE_CONFIG_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 defined. + STATIC Set to 'static' to declare the function static. */ + +#ifndef PRINTF_FETCHARGS # include #endif /* Specification. */ -#include "printf-args.h" +#ifndef PRINTF_FETCHARGS +# include "printf-args.h" +#endif #ifdef STATIC STATIC #endif int -printf_fetchargs (va_list args, arguments *a) +PRINTF_FETCHARGS (va_list args, arguments *a) { size_t i; argument *ap; @@ -36,84 +43,146 @@ printf_fetchargs (va_list args, arguments *a) switch (ap->type) { case TYPE_SCHAR: - ap->a.a_schar = va_arg (args, /*signed char*/ int); - break; + ap->a.a_schar = va_arg (args, /*signed char*/ int); + break; case TYPE_UCHAR: - ap->a.a_uchar = va_arg (args, /*unsigned char*/ int); - break; + ap->a.a_uchar = va_arg (args, /*unsigned char*/ int); + break; case TYPE_SHORT: - ap->a.a_short = va_arg (args, /*short*/ int); - break; + ap->a.a_short = va_arg (args, /*short*/ int); + break; case TYPE_USHORT: - ap->a.a_ushort = va_arg (args, /*unsigned short*/ int); - break; + ap->a.a_ushort = va_arg (args, /*unsigned short*/ int); + break; case TYPE_INT: - ap->a.a_int = va_arg (args, int); - break; + ap->a.a_int = va_arg (args, int); + break; case TYPE_UINT: - ap->a.a_uint = va_arg (args, unsigned int); - break; + ap->a.a_uint = va_arg (args, unsigned int); + break; case TYPE_LONGINT: - ap->a.a_longint = va_arg (args, long int); - break; + ap->a.a_longint = va_arg (args, long int); + break; case TYPE_ULONGINT: - ap->a.a_ulongint = va_arg (args, unsigned long int); - break; -#ifdef HAVE_LONG_LONG + ap->a.a_ulongint = va_arg (args, unsigned long int); + break; +#if HAVE_LONG_LONG_INT case TYPE_LONGLONGINT: - ap->a.a_longlongint = va_arg (args, long long int); - break; + ap->a.a_longlongint = va_arg (args, long long int); + break; case TYPE_ULONGLONGINT: - ap->a.a_ulonglongint = va_arg (args, unsigned long long int); - break; + ap->a.a_ulonglongint = va_arg (args, unsigned long long int); + break; #endif case TYPE_DOUBLE: - ap->a.a_double = va_arg (args, double); - break; -#ifdef HAVE_LONG_DOUBLE + ap->a.a_double = va_arg (args, double); + break; case TYPE_LONGDOUBLE: - ap->a.a_longdouble = va_arg (args, long double); - break; -#endif + ap->a.a_longdouble = va_arg (args, long double); + break; case TYPE_CHAR: - ap->a.a_char = va_arg (args, int); - break; -#ifdef HAVE_WINT_T + ap->a.a_char = va_arg (args, int); + break; +#if HAVE_WINT_T case TYPE_WIDE_CHAR: - ap->a.a_wide_char = va_arg (args, wint_t); - break; + /* Although ISO C 99 7.24.1.(2) says that wint_t is "unchanged by + default argument promotions", this is not the case in mingw32, + where wint_t is 'unsigned short'. */ + ap->a.a_wide_char = + (sizeof (wint_t) < sizeof (int) + ? va_arg (args, int) + : va_arg (args, wint_t)); + break; #endif case TYPE_STRING: - ap->a.a_string = va_arg (args, const char *); - break; -#ifdef HAVE_WCHAR_T + ap->a.a_string = va_arg (args, const char *); + /* A null pointer is an invalid argument for "%s", but in practice + it occurs quite frequently in printf statements that produce + debug output. Use a fallback in this case. */ + if (ap->a.a_string == NULL) + ap->a.a_string = "(NULL)"; + break; +#if HAVE_WCHAR_T case TYPE_WIDE_STRING: - ap->a.a_wide_string = va_arg (args, const wchar_t *); - break; + ap->a.a_wide_string = va_arg (args, const wchar_t *); + /* A null pointer is an invalid argument for "%ls", but in practice + it occurs quite frequently in printf statements that produce + debug output. Use a fallback in this case. */ + if (ap->a.a_wide_string == NULL) + { + static const wchar_t wide_null_string[] = + { + (wchar_t)'(', + (wchar_t)'N', (wchar_t)'U', (wchar_t)'L', (wchar_t)'L', + (wchar_t)')', + (wchar_t)0 + }; + ap->a.a_wide_string = wide_null_string; + } + break; #endif case TYPE_POINTER: - ap->a.a_pointer = va_arg (args, void *); - break; + ap->a.a_pointer = va_arg (args, void *); + break; case TYPE_COUNT_SCHAR_POINTER: - ap->a.a_count_schar_pointer = va_arg (args, signed char *); - break; + ap->a.a_count_schar_pointer = va_arg (args, signed char *); + break; case TYPE_COUNT_SHORT_POINTER: - ap->a.a_count_short_pointer = va_arg (args, short *); - break; + ap->a.a_count_short_pointer = va_arg (args, short *); + break; case TYPE_COUNT_INT_POINTER: - ap->a.a_count_int_pointer = va_arg (args, int *); - break; + ap->a.a_count_int_pointer = va_arg (args, int *); + break; case TYPE_COUNT_LONGINT_POINTER: - ap->a.a_count_longint_pointer = va_arg (args, long int *); - break; -#ifdef HAVE_LONG_LONG + ap->a.a_count_longint_pointer = va_arg (args, long int *); + break; +#if HAVE_LONG_LONG_INT case TYPE_COUNT_LONGLONGINT_POINTER: - ap->a.a_count_longlongint_pointer = va_arg (args, long long int *); - break; + ap->a.a_count_longlongint_pointer = va_arg (args, long long int *); + break; +#endif +#if ENABLE_UNISTDIO + /* The unistdio extensions. */ + case TYPE_U8_STRING: + ap->a.a_u8_string = va_arg (args, const uint8_t *); + /* A null pointer is an invalid argument for "%U", but in practice + it occurs quite frequently in printf statements that produce + debug output. Use a fallback in this case. */ + if (ap->a.a_u8_string == NULL) + { + static const uint8_t u8_null_string[] = + { '(', 'N', 'U', 'L', 'L', ')', 0 }; + ap->a.a_u8_string = u8_null_string; + } + break; + case TYPE_U16_STRING: + ap->a.a_u16_string = va_arg (args, const uint16_t *); + /* A null pointer is an invalid argument for "%lU", but in practice + it occurs quite frequently in printf statements that produce + debug output. Use a fallback in this case. */ + if (ap->a.a_u16_string == NULL) + { + static const uint16_t u16_null_string[] = + { '(', 'N', 'U', 'L', 'L', ')', 0 }; + ap->a.a_u16_string = u16_null_string; + } + break; + case TYPE_U32_STRING: + ap->a.a_u32_string = va_arg (args, const uint32_t *); + /* A null pointer is an invalid argument for "%llU", but in practice + it occurs quite frequently in printf statements that produce + debug output. Use a fallback in this case. */ + if (ap->a.a_u32_string == NULL) + { + static const uint32_t u32_null_string[] = + { '(', 'N', 'U', 'L', 'L', ')', 0 }; + ap->a.a_u32_string = u32_null_string; + } + break; #endif default: - /* Unknown type. */ - return -1; + /* Unknown type. */ + return -1; } return 0; }