X-Git-Url: http://git.madism.org/?p=apps%2Fmadmutt.git;a=blobdiff_plain;f=intl%2Fprintf.c;fp=intl%2Fprintf.c;h=5e112b69bf42130567eb203bdd824dc37a5a0589;hp=0000000000000000000000000000000000000000;hb=47a98766051a91ceb5e60f7ff5eedc40ea161d61;hpb=68a42bf9a3ce1a00e302112c01df22c3a29d24ac diff --git a/intl/printf.c b/intl/printf.c new file mode 100644 index 0000000..5e112b6 --- /dev/null +++ b/intl/printf.c @@ -0,0 +1,371 @@ +/* Formatted output to strings, using POSIX/XSI format strings with positions. + Copyright (C) 2003 Free Software Foundation, Inc. + Written by Bruno Haible , 2003. + + 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 + by the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program 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 this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, + USA. */ + +#ifdef HAVE_CONFIG_H +# include +#endif + +#ifdef __GNUC__ +# define alloca __builtin_alloca +# define HAVE_ALLOCA 1 +#else +# ifdef _MSC_VER +# include +# define alloca _alloca +# else +# if defined HAVE_ALLOCA_H || defined _LIBC +# include +# else +# ifdef _AIX + #pragma alloca +# else +# ifndef alloca +char *alloca (); +# endif +# endif +# endif +# endif +#endif + +#include + +#if !HAVE_POSIX_PRINTF + +#include +#include + +/* When building a DLL, we must export some functions. Note that because + the functions are only defined for binary backward compatibility, we + don't need to use __declspec(dllimport) in any case. */ +#if defined _MSC_VER && BUILDING_DLL +# define DLL_EXPORTED __declspec(dllexport) +#else +# define DLL_EXPORTED +#endif + +#define STATIC static + +/* Define auxiliary functions declared in "printf-args.h". */ +#include "printf-args.c" + +/* Define auxiliary functions declared in "printf-parse.h". */ +#include "printf-parse.c" + +/* Define functions declared in "vasnprintf.h". */ +#define vasnprintf libintl_vasnprintf +#include "vasnprintf.c" +#if 0 /* not needed */ +#define asnprintf libintl_asnprintf +#include "asnprintf.c" +#endif + +DLL_EXPORTED +int +libintl_vfprintf (FILE *stream, const char *format, va_list args) +{ + if (strchr (format, '$') == NULL) + return vfprintf (stream, format, args); + else + { + size_t length; + char *result = libintl_vasnprintf (NULL, &length, format, args); + int retval = -1; + if (result != NULL) + { + if (fwrite (result, 1, length, stream) == length) + retval = length; + free (result); + } + return retval; + } +} + +DLL_EXPORTED +int +libintl_fprintf (FILE *stream, const char *format, ...) +{ + va_list args; + int retval; + + va_start (args, format); + retval = libintl_vfprintf (stream, format, args); + va_end (args); + return retval; +} + +DLL_EXPORTED +int +libintl_vprintf (const char *format, va_list args) +{ + return libintl_vfprintf (stdout, format, args); +} + +DLL_EXPORTED +int +libintl_printf (const char *format, ...) +{ + va_list args; + int retval; + + va_start (args, format); + retval = libintl_vprintf (format, args); + va_end (args); + return retval; +} + +DLL_EXPORTED +int +libintl_vsprintf (char *resultbuf, const char *format, va_list args) +{ + if (strchr (format, '$') == NULL) + return vsprintf (resultbuf, format, args); + else + { + size_t length = (size_t) ~0 / (4 * sizeof (char)); + char *result = libintl_vasnprintf (resultbuf, &length, format, args); + if (result != resultbuf) + { + free (result); + return -1; + } + else + return length; + } +} + +DLL_EXPORTED +int +libintl_sprintf (char *resultbuf, const char *format, ...) +{ + va_list args; + int retval; + + va_start (args, format); + retval = libintl_vsprintf (resultbuf, format, args); + va_end (args); + return retval; +} + +#if HAVE_SNPRINTF + +# if HAVE_DECL__SNPRINTF + /* Windows. */ +# define system_vsnprintf _vsnprintf +# else + /* Unix. */ +# define system_vsnprintf vsnprintf +# endif + +DLL_EXPORTED +int +libintl_vsnprintf (char *resultbuf, size_t length, const char *format, va_list args) +{ + if (strchr (format, '$') == NULL) + return system_vsnprintf (resultbuf, length, format, args); + else + { + size_t maxlength = length; + char *result = libintl_vasnprintf (resultbuf, &length, format, args); + if (result != resultbuf) + { + if (maxlength > 0) + { + if (length < maxlength) + abort (); + memcpy (resultbuf, result, maxlength - 1); + resultbuf[maxlength - 1] = '\0'; + } + free (result); + return -1; + } + else + return length; + } +} + +DLL_EXPORTED +int +libintl_snprintf (char *resultbuf, size_t length, const char *format, ...) +{ + va_list args; + int retval; + + va_start (args, format); + retval = libintl_vsnprintf (resultbuf, length, format, args); + va_end (args); + return retval; +} + +#endif + +#if HAVE_ASPRINTF + +DLL_EXPORTED +int +libintl_vasprintf (char **resultp, const char *format, va_list args) +{ + size_t length; + char *result = libintl_vasnprintf (NULL, &length, format, args); + if (result == NULL) + return -1; + *resultp = result; + return length; +} + +DLL_EXPORTED +int +libintl_asprintf (char **resultp, const char *format, ...) +{ + va_list args; + int retval; + + va_start (args, format); + retval = libintl_vasprintf (resultp, format, args); + va_end (args); + return retval; +} + +#endif + +#if HAVE_FWPRINTF + +#include + +#define WIDE_CHAR_VERSION 1 + +/* Define auxiliary functions declared in "wprintf-parse.h". */ +#include "printf-parse.c" + +/* Define functions declared in "vasnprintf.h". */ +#define vasnwprintf libintl_vasnwprintf +#include "vasnprintf.c" +#if 0 /* not needed */ +#define asnwprintf libintl_asnwprintf +#include "asnprintf.c" +#endif + +# if HAVE_DECL__SNWPRINTF + /* Windows. */ +# define system_vswprintf _vsnwprintf +# else + /* Unix. */ +# define system_vswprintf vswprintf +# endif + +DLL_EXPORTED +int +libintl_vfwprintf (FILE *stream, const wchar_t *format, va_list args) +{ + if (wcschr (format, '$') == NULL) + return vfwprintf (stream, format, args); + else + { + size_t length; + wchar_t *result = libintl_vasnwprintf (NULL, &length, format, args); + int retval = -1; + if (result != NULL) + { + size_t i; + for (i = 0; i < length; i++) + if (fputwc (result[i], stream) == WEOF) + break; + if (i == length) + retval = length; + free (result); + } + return retval; + } +} + +DLL_EXPORTED +int +libintl_fwprintf (FILE *stream, const wchar_t *format, ...) +{ + va_list args; + int retval; + + va_start (args, format); + retval = libintl_vfwprintf (stream, format, args); + va_end (args); + return retval; +} + +DLL_EXPORTED +int +libintl_vwprintf (const wchar_t *format, va_list args) +{ + return libintl_vfwprintf (stdout, format, args); +} + +DLL_EXPORTED +int +libintl_wprintf (const wchar_t *format, ...) +{ + va_list args; + int retval; + + va_start (args, format); + retval = libintl_vwprintf (format, args); + va_end (args); + return retval; +} + +DLL_EXPORTED +int +libintl_vswprintf (wchar_t *resultbuf, size_t length, const wchar_t *format, va_list args) +{ + if (wcschr (format, '$') == NULL) + return system_vswprintf (resultbuf, length, format, args); + else + { + size_t maxlength = length; + wchar_t *result = libintl_vasnwprintf (resultbuf, &length, format, args); + if (result != resultbuf) + { + if (maxlength > 0) + { + if (length < maxlength) + abort (); + memcpy (resultbuf, result, (maxlength - 1) * sizeof (wchar_t)); + resultbuf[maxlength - 1] = 0; + } + free (result); + return -1; + } + else + return length; + } +} + +DLL_EXPORTED +int +libintl_swprintf (wchar_t *resultbuf, size_t length, const wchar_t *format, ...) +{ + va_list args; + int retval; + + va_start (args, format); + retval = libintl_vswprintf (resultbuf, length, format, args); + va_end (args); + return retval; +} + +#endif + +#endif