1 /* GLIB - Library of useful routines for C programming 2 * Copyright (C) 2003 Matthias Clasen 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with this library; if not, write to the 16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 17 * Boston, MA 02111-1307, USA. 18 */ 19 20 /* 21 * Modified by the GLib Team and others 2003. See the AUTHORS 22 * file for a list of people on the GLib Team. See the ChangeLog 23 * files for a list of changes. These files are distributed with 24 * GLib at ftp://ftp.gtk.org/pub/gtk/. 25 */ 26 27 #ifdef HAVE_CONFIG_H 28 # include <config.h> 29 #endif 30 #include <string.h> 31 #include <stdlib.h> 32 #include <stdio.h> 33 #include "g-gnulib.h" 34 #include "vasnprintf.h" 35 #include "printf.h" 36 37 int _g_gnulib_printf (char const *format, ...) 38 { 39 va_list args; 40 int retval; 41 42 va_start (args, format); 43 retval = _g_gnulib_vprintf (format, args); 44 va_end (args); 45 46 return retval; 47 } 48 49 int _g_gnulib_fprintf (FILE *file, char const *format, ...) 50 { 51 va_list args; 52 int retval; 53 54 va_start (args, format); 55 retval = _g_gnulib_vfprintf (file, format, args); 56 va_end (args); 57 58 return retval; 59 } 60 61 int _g_gnulib_sprintf (char *string, char const *format, ...) 62 { 63 va_list args; 64 int retval; 65 66 va_start (args, format); 67 retval = _g_gnulib_vsprintf (string, format, args); 68 va_end (args); 69 70 return retval; 71 } 72 73 int _g_gnulib_snprintf (char *string, size_t n, char const *format, ...) 74 { 75 va_list args; 76 int retval; 77 78 va_start (args, format); 79 retval = _g_gnulib_vsnprintf (string, n, format, args); 80 va_end (args); 81 82 return retval; 83 } 84 85 int _g_gnulib_vprintf (char const *format, va_list args) 86 { 87 return _g_gnulib_vfprintf (stdout, format, args); 88 } 89 90 int _g_gnulib_vfprintf (FILE *file, char const *format, va_list args) 91 { 92 char *result; 93 size_t length; 94 95 result = vasnprintf (NULL, &length, format, args); 96 if (result == NULL) 97 return -1; 98 99 fwrite (result, 1, length, file); 100 free (result); 101 102 return length; 103 } 104 105 int _g_gnulib_vsprintf (char *string, char const *format, va_list args) 106 { 107 char *result; 108 size_t length; 109 110 result = vasnprintf (NULL, &length, format, args); 111 if (result == NULL) 112 return -1; 113 114 memcpy (string, result, length + 1); 115 free (result); 116 117 return length; 118 } 119 120 int _g_gnulib_vsnprintf (char *string, size_t n, char const *format, va_list args) 121 { 122 char *result; 123 size_t length; 124 125 result = vasnprintf (NULL, &length, format, args); 126 if (result == NULL) 127 return -1; 128 129 if (n > 0) 130 { 131 memcpy (string, result, MIN(length + 1, n)); 132 string[n - 1] = 0; 133 } 134 135 free (result); 136 137 return length; 138 } 139 140 int _g_gnulib_vasprintf (char **result, char const *format, va_list args) 141 { 142 size_t length; 143 144 *result = vasnprintf (NULL, &length, format, args); 145 if (*result == NULL) 146 return -1; 147 148 return length; 149 } 150 151 152 153 154 155
