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270 lines
10 KiB
C
270 lines
10 KiB
C
/* GLIB - Library of useful routines for C programming
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GLib Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GLib Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GLib at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#if defined(G_DISABLE_SINGLE_INCLUDES) && !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
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#error "Only <glib.h> can be included directly."
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#endif
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#ifndef __G_STRFUNCS_H__
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#define __G_STRFUNCS_H__
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#include <stdarg.h>
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#include <glib/gmacros.h>
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#include <glib/gtypes.h>
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G_BEGIN_DECLS
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/* Functions like the ones in <ctype.h> that are not affected by locale. */
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typedef enum {
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G_ASCII_ALNUM = 1 << 0,
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G_ASCII_ALPHA = 1 << 1,
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G_ASCII_CNTRL = 1 << 2,
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G_ASCII_DIGIT = 1 << 3,
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G_ASCII_GRAPH = 1 << 4,
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G_ASCII_LOWER = 1 << 5,
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G_ASCII_PRINT = 1 << 6,
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G_ASCII_PUNCT = 1 << 7,
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G_ASCII_SPACE = 1 << 8,
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G_ASCII_UPPER = 1 << 9,
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G_ASCII_XDIGIT = 1 << 10
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} GAsciiType;
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GLIB_VAR const guint16 * const g_ascii_table;
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#define g_ascii_isalnum(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_ALNUM) != 0)
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#define g_ascii_isalpha(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_ALPHA) != 0)
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#define g_ascii_iscntrl(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_CNTRL) != 0)
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#define g_ascii_isdigit(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_DIGIT) != 0)
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#define g_ascii_isgraph(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_GRAPH) != 0)
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#define g_ascii_islower(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_LOWER) != 0)
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#define g_ascii_isprint(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_PRINT) != 0)
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#define g_ascii_ispunct(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_PUNCT) != 0)
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#define g_ascii_isspace(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_SPACE) != 0)
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#define g_ascii_isupper(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_UPPER) != 0)
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#define g_ascii_isxdigit(c) \
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((g_ascii_table[(guchar) (c)] & G_ASCII_XDIGIT) != 0)
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gchar g_ascii_tolower (gchar c) G_GNUC_CONST;
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gchar g_ascii_toupper (gchar c) G_GNUC_CONST;
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gint g_ascii_digit_value (gchar c) G_GNUC_CONST;
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gint g_ascii_xdigit_value (gchar c) G_GNUC_CONST;
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/* String utility functions that modify a string argument or
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* return a constant string that must not be freed.
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*/
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#define G_STR_DELIMITERS "_-|> <."
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gchar* g_strdelimit (gchar *string,
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const gchar *delimiters,
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gchar new_delimiter);
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gchar* g_strcanon (gchar *string,
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const gchar *valid_chars,
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gchar substitutor);
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G_CONST_RETURN gchar* g_strerror (gint errnum) G_GNUC_CONST;
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G_CONST_RETURN gchar* g_strsignal (gint signum) G_GNUC_CONST;
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gchar* g_strreverse (gchar *string);
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gsize g_strlcpy (gchar *dest,
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const gchar *src,
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gsize dest_size);
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gsize g_strlcat (gchar *dest,
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const gchar *src,
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gsize dest_size);
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gchar * g_strstr_len (const gchar *haystack,
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gssize haystack_len,
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const gchar *needle);
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gchar * g_strrstr (const gchar *haystack,
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const gchar *needle);
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gchar * g_strrstr_len (const gchar *haystack,
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gssize haystack_len,
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const gchar *needle);
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gboolean g_str_has_suffix (const gchar *str,
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const gchar *suffix);
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gboolean g_str_has_prefix (const gchar *str,
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const gchar *prefix);
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/* String to/from double conversion functions */
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gdouble g_strtod (const gchar *nptr,
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gchar **endptr);
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gdouble g_ascii_strtod (const gchar *nptr,
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gchar **endptr);
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guint64 g_ascii_strtoull (const gchar *nptr,
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gchar **endptr,
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guint base);
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gint64 g_ascii_strtoll (const gchar *nptr,
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gchar **endptr,
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guint base);
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/* 29 bytes should enough for all possible values that
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* g_ascii_dtostr can produce.
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* Then add 10 for good measure */
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#define G_ASCII_DTOSTR_BUF_SIZE (29 + 10)
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gchar * g_ascii_dtostr (gchar *buffer,
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gint buf_len,
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gdouble d);
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gchar * g_ascii_formatd (gchar *buffer,
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gint buf_len,
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const gchar *format,
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gdouble d);
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/* removes leading spaces */
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gchar* g_strchug (gchar *string);
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/* removes trailing spaces */
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gchar* g_strchomp (gchar *string);
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/* removes leading & trailing spaces */
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#define g_strstrip( string ) g_strchomp (g_strchug (string))
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gint g_ascii_strcasecmp (const gchar *s1,
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const gchar *s2);
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gint g_ascii_strncasecmp (const gchar *s1,
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const gchar *s2,
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gsize n);
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gchar* g_ascii_strdown (const gchar *str,
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gssize len) G_GNUC_MALLOC;
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gchar* g_ascii_strup (const gchar *str,
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gssize len) G_GNUC_MALLOC;
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#ifndef G_DISABLE_DEPRECATED
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/* The following four functions are deprecated and will be removed in
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* the next major release. They use the locale-specific tolower and
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* toupper, which is almost never the right thing.
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*/
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gint g_strcasecmp (const gchar *s1,
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const gchar *s2);
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gint g_strncasecmp (const gchar *s1,
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const gchar *s2,
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guint n);
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gchar* g_strdown (gchar *string);
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gchar* g_strup (gchar *string);
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#endif /* G_DISABLE_DEPRECATED */
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/* String utility functions that return a newly allocated string which
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* ought to be freed with g_free from the caller at some point.
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*/
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gchar* g_strdup (const gchar *str) G_GNUC_MALLOC;
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gchar* g_strdup_printf (const gchar *format,
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...) G_GNUC_PRINTF (1, 2) G_GNUC_MALLOC;
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gchar* g_strdup_vprintf (const gchar *format,
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va_list args) G_GNUC_MALLOC;
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gchar* g_strndup (const gchar *str,
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gsize n) G_GNUC_MALLOC;
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gchar* g_strnfill (gsize length,
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gchar fill_char) G_GNUC_MALLOC;
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gchar* g_strconcat (const gchar *string1,
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...) G_GNUC_MALLOC G_GNUC_NULL_TERMINATED;
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gchar* g_strjoin (const gchar *separator,
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...) G_GNUC_MALLOC G_GNUC_NULL_TERMINATED;
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/* Make a copy of a string interpreting C string -style escape
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* sequences. Inverse of g_strescape. The recognized sequences are \b
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* \f \n \r \t \\ \" and the octal format.
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*/
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gchar* g_strcompress (const gchar *source) G_GNUC_MALLOC;
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/* Copy a string escaping nonprintable characters like in C strings.
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* Inverse of g_strcompress. The exceptions parameter, if non-NULL, points
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* to a string containing characters that are not to be escaped.
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*
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* Deprecated API: gchar* g_strescape (const gchar *source);
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* Luckily this function wasn't used much, using NULL as second parameter
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* provides mostly identical semantics.
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*/
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gchar* g_strescape (const gchar *source,
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const gchar *exceptions) G_GNUC_MALLOC;
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gpointer g_memdup (gconstpointer mem,
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guint byte_size) G_GNUC_MALLOC G_GNUC_ALLOC_SIZE(2);
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/* NULL terminated string arrays.
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* g_strsplit(), g_strsplit_set() split up string into max_tokens tokens
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* at delim and return a newly allocated string array.
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* g_strjoinv() concatenates all of str_array's strings, sliding in an
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* optional separator, the returned string is newly allocated.
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* g_strfreev() frees the array itself and all of its strings.
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* g_strdupv() copies a NULL-terminated array of strings
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* g_strv_length() returns the length of a NULL-terminated array of strings
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*/
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gchar** g_strsplit (const gchar *string,
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const gchar *delimiter,
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gint max_tokens) G_GNUC_MALLOC;
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gchar ** g_strsplit_set (const gchar *string,
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const gchar *delimiters,
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gint max_tokens) G_GNUC_MALLOC;
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gchar* g_strjoinv (const gchar *separator,
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gchar **str_array) G_GNUC_MALLOC;
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void g_strfreev (gchar **str_array);
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gchar** g_strdupv (gchar **str_array) G_GNUC_MALLOC;
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guint g_strv_length (gchar **str_array);
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gchar* g_stpcpy (gchar *dest,
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const char *src);
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G_CONST_RETURN gchar *g_strip_context (const gchar *msgid,
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const gchar *msgval) G_GNUC_FORMAT(1);
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G_CONST_RETURN gchar *g_dgettext (const gchar *domain,
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const gchar *msgid) G_GNUC_FORMAT(2);
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G_CONST_RETURN gchar *g_dcgettext (const gchar *domain,
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const gchar *msgid,
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int category) G_GNUC_FORMAT(2);
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G_CONST_RETURN gchar *g_dngettext (const gchar *domain,
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const gchar *msgid,
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const gchar *msgid_plural,
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gulong n) G_GNUC_FORMAT(3);
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G_CONST_RETURN gchar *g_dpgettext (const gchar *domain,
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const gchar *msgctxtid,
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gsize msgidoffset) G_GNUC_FORMAT(2);
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G_CONST_RETURN gchar *g_dpgettext2 (const gchar *domain,
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const gchar *context,
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const gchar *msgid) G_GNUC_FORMAT(3);
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G_END_DECLS
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#endif /* __G_STRFUNCS_H__ */
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