glib/gstring.h

   1 /* GLIB - Library of useful routines for C programming
   2  * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
   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 1997-2000.  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 #if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
  28 #error "Only <glib.h> can be included directly."
  29 #endif
  30
  31 #ifndef __G_STRING_H__
  32 #define __G_STRING_H__
  33
  34 #include <glib/gtypes.h>
  35 #include <glib/gunicode.h>
  36 #include <glib/gutils.h>  /* for G_CAN_INLINE */
  37
  38 G_BEGIN_DECLS
  39
  40 typedef struct _GString         GString;
  41
  42 struct _GString
  43 {
  44   gchar  *str;
  45   gsize len;
  46   gsize allocated_len;
  47 };
  48
  49 GString*     g_string_new               (const gchar     *init);
  50 GString*     g_string_new_len           (const gchar     *init,
  51                                          gssize           len);
  52 GString*     g_string_sized_new         (gsize            dfl_size);
  53 gchar*       g_string_free              (GString         *string,
  54                                          gboolean         free_segment);
  55 gboolean     g_string_equal             (const GString   *v,
  56                                          const GString   *v2);
  57 guint        g_string_hash              (const GString   *str);
  58 GString*     g_string_assign            (GString         *string,
  59                                          const gchar     *rval);
  60 GString*     g_string_truncate          (GString         *string,
  61                                          gsize            len);
  62 GString*     g_string_set_size          (GString         *string,
  63                                          gsize            len);
  64 GString*     g_string_insert_len        (GString         *string,
  65                                          gssize           pos,
  66                                          const gchar     *val,
  67                                          gssize           len);
  68 GString*     g_string_append            (GString         *string,
  69                                          const gchar     *val);
  70 GString*     g_string_append_len        (GString         *string,
  71                                          const gchar     *val,
  72                                          gssize           len);
  73 GString*     g_string_append_c          (GString         *string,
  74                                          gchar            c);
  75 GString*     g_string_append_unichar    (GString         *string,
  76                                          gunichar         wc);
  77 GString*     g_string_prepend           (GString         *string,
  78                                          const gchar     *val);
  79 GString*     g_string_prepend_c         (GString         *string,
  80                                          gchar            c);
  81 GString*     g_string_prepend_unichar   (GString         *string,
  82                                          gunichar         wc);
  83 GString*     g_string_prepend_len       (GString         *string,
  84                                          const gchar     *val,
  85                                          gssize           len);
  86 GString*     g_string_insert            (GString         *string,
  87                                          gssize           pos,
  88                                          const gchar     *val);
  89 GString*     g_string_insert_c          (GString         *string,
  90                                          gssize           pos,
  91                                          gchar            c);
  92 GString*     g_string_insert_unichar    (GString         *string,
  93                                          gssize           pos,
  94                                          gunichar         wc);
  95 GString*     g_string_overwrite         (GString         *string,
  96                                          gsize            pos,
  97                                          const gchar     *val);
  98 GString*     g_string_overwrite_len     (GString         *string,
  99                                          gsize            pos,
 100                                          const gchar     *val,
 101                                          gssize           len);
 102 GString*     g_string_erase             (GString         *string,
 103                                          gssize           pos,
 104                                          gssize           len);
 105 GString*     g_string_ascii_down        (GString         *string);
 106 GString*     g_string_ascii_up          (GString         *string);
 107 void         g_string_vprintf           (GString         *string,
 108                                          const gchar     *format,
 109                                          va_list          args);
 110 void         g_string_printf            (GString         *string,
 111                                          const gchar     *format,
 112                                          ...) G_GNUC_PRINTF (2, 3);
 113 void         g_string_append_vprintf    (GString         *string,
 114                                          const gchar     *format,
 115                                          va_list          args);
 116 void         g_string_append_printf     (GString         *string,
 117                                          const gchar     *format,
 118                                          ...) G_GNUC_PRINTF (2, 3);
 119 GString*     g_string_append_uri_escaped (GString         *string,
 120                                           const gchar     *unescaped,
 121                                           const gchar     *reserved_chars_allowed,
 122                                           gboolean         allow_utf8);
 123
 124 /* -- optimize g_strig_append_c --- */
 125 #ifdef G_CAN_INLINE
 126 static inline GString*
 127 g_string_append_c_inline (GString *gstring,
 128                           gchar    c)
 129 {
 130   if (gstring->len + 1 < gstring->allocated_len)
 131     {
 132       gstring->str[gstring->len++] = c;
 133       gstring->str[gstring->len] = 0;
 134     }
 135   else
 136     g_string_insert_c (gstring, -1, c);
 137   return gstring;
 138 }
 139 #define g_string_append_c(gstr,c)       g_string_append_c_inline (gstr, c)
 140 #endif /* G_CAN_INLINE */
 141
 142
 143 GLIB_DEPRECATED
 144 GString *g_string_down (GString *string);
 145 GLIB_DEPRECATED
 146 GString *g_string_up   (GString *string);
 147
 148 #ifndef G_DISABLE_DEPRECATED
 149 #define  g_string_sprintf  g_string_printf
 150 #define  g_string_sprintfa g_string_append_printf
 151 #endif
 152
 153 G_END_DECLS
 154
 155 #endif /* __G_STRING_H__ */