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Diffstat (limited to 'protocols/Sametime/src/glib/gscanner.h')
| -rw-r--r-- | protocols/Sametime/src/glib/gscanner.h | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/protocols/Sametime/src/glib/gscanner.h b/protocols/Sametime/src/glib/gscanner.h new file mode 100644 index 0000000000..3b7ad6fab0 --- /dev/null +++ b/protocols/Sametime/src/glib/gscanner.h @@ -0,0 +1,278 @@ +/* GLIB - Library of useful routines for C programming + * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GLib Team and others 1997-2000. See the AUTHORS + * file for a list of people on the GLib Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GLib at ftp://ftp.gtk.org/pub/gtk/. + */ + +#if defined(G_DISABLE_SINGLE_INCLUDES) && !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION) +#error "Only <glib.h> can be included directly." +#endif + +#ifndef __G_SCANNER_H__ +#define __G_SCANNER_H__ + +#include <glib/gdataset.h> +#include <glib/ghash.h> + +G_BEGIN_DECLS + +typedef struct _GScanner GScanner; +typedef struct _GScannerConfig GScannerConfig; +typedef union _GTokenValue GTokenValue; + +typedef void (*GScannerMsgFunc) (GScanner *scanner, + gchar *message, + gboolean error); + +/* GScanner: Flexible lexical scanner for general purpose. + */ + +/* Character sets */ +#define G_CSET_A_2_Z "ABCDEFGHIJKLMNOPQRSTUVWXYZ" +#define G_CSET_a_2_z "abcdefghijklmnopqrstuvwxyz" +#define G_CSET_DIGITS "0123456789" +#define G_CSET_LATINC "\300\301\302\303\304\305\306"\ + "\307\310\311\312\313\314\315\316\317\320"\ + "\321\322\323\324\325\326"\ + "\330\331\332\333\334\335\336" +#define G_CSET_LATINS "\337\340\341\342\343\344\345\346"\ + "\347\350\351\352\353\354\355\356\357\360"\ + "\361\362\363\364\365\366"\ + "\370\371\372\373\374\375\376\377" + +/* Error types */ +typedef enum +{ + G_ERR_UNKNOWN, + G_ERR_UNEXP_EOF, + G_ERR_UNEXP_EOF_IN_STRING, + G_ERR_UNEXP_EOF_IN_COMMENT, + G_ERR_NON_DIGIT_IN_CONST, + G_ERR_DIGIT_RADIX, + G_ERR_FLOAT_RADIX, + G_ERR_FLOAT_MALFORMED +} GErrorType; + +/* Token types */ +typedef enum +{ + G_TOKEN_EOF = 0, + + G_TOKEN_LEFT_PAREN = '(', + G_TOKEN_RIGHT_PAREN = ')', + G_TOKEN_LEFT_CURLY = '{', + G_TOKEN_RIGHT_CURLY = '}', + G_TOKEN_LEFT_BRACE = '[', + G_TOKEN_RIGHT_BRACE = ']', + G_TOKEN_EQUAL_SIGN = '=', + G_TOKEN_COMMA = ',', + + G_TOKEN_NONE = 256, + + G_TOKEN_ERROR, + + G_TOKEN_CHAR, + G_TOKEN_BINARY, + G_TOKEN_OCTAL, + G_TOKEN_INT, + G_TOKEN_HEX, + G_TOKEN_FLOAT, + G_TOKEN_STRING, + + G_TOKEN_SYMBOL, + G_TOKEN_IDENTIFIER, + G_TOKEN_IDENTIFIER_NULL, + + G_TOKEN_COMMENT_SINGLE, + G_TOKEN_COMMENT_MULTI, + G_TOKEN_LAST +} GTokenType; + +union _GTokenValue +{ + gpointer v_symbol; + gchar *v_identifier; + gulong v_binary; + gulong v_octal; + gulong v_int; + guint64 v_int64; + gdouble v_float; + gulong v_hex; + gchar *v_string; + gchar *v_comment; + guchar v_char; + guint v_error; +}; + +struct _GScannerConfig +{ + /* Character sets + */ + gchar *cset_skip_characters; /* default: " \t\n" */ + gchar *cset_identifier_first; + gchar *cset_identifier_nth; + gchar *cpair_comment_single; /* default: "#\n" */ + + /* Should symbol lookup work case sensitive? + */ + guint case_sensitive : 1; + + /* Boolean values to be adjusted "on the fly" + * to configure scanning behaviour. + */ + guint skip_comment_multi : 1; /* C like comment */ + guint skip_comment_single : 1; /* single line comment */ + guint scan_comment_multi : 1; /* scan multi line comments? */ + guint scan_identifier : 1; + guint scan_identifier_1char : 1; + guint scan_identifier_NULL : 1; + guint scan_symbols : 1; + guint scan_binary : 1; + guint scan_octal : 1; + guint scan_float : 1; + guint scan_hex : 1; /* `0x0ff0' */ + guint scan_hex_dollar : 1; /* `$0ff0' */ + guint scan_string_sq : 1; /* string: 'anything' */ + guint scan_string_dq : 1; /* string: "\\-escapes!\n" */ + guint numbers_2_int : 1; /* bin, octal, hex => int */ + guint int_2_float : 1; /* int => G_TOKEN_FLOAT? */ + guint identifier_2_string : 1; + guint char_2_token : 1; /* return G_TOKEN_CHAR? */ + guint symbol_2_token : 1; + guint scope_0_fallback : 1; /* try scope 0 on lookups? */ + guint store_int64 : 1; /* use value.v_int64 rather than v_int */ + guint padding_dummy; +}; + +struct _GScanner +{ + /* unused fields */ + gpointer user_data; + guint max_parse_errors; + + /* g_scanner_error() increments this field */ + guint parse_errors; + + /* name of input stream, featured by the default message handler */ + const gchar *input_name; + + /* quarked data */ + GData *qdata; + + /* link into the scanner configuration */ + GScannerConfig *config; + + /* fields filled in after g_scanner_get_next_token() */ + GTokenType token; + GTokenValue value; + guint line; + guint position; + + /* fields filled in after g_scanner_peek_next_token() */ + GTokenType next_token; + GTokenValue next_value; + guint next_line; + guint next_position; + + /* to be considered private */ + GHashTable *symbol_table; + gint input_fd; + const gchar *text; + const gchar *text_end; + gchar *buffer; + guint scope_id; + + /* handler function for _warn and _error */ + GScannerMsgFunc msg_handler; +}; + +GScanner* g_scanner_new (const GScannerConfig *config_templ); +void g_scanner_destroy (GScanner *scanner); +void g_scanner_input_file (GScanner *scanner, + gint input_fd); +void g_scanner_sync_file_offset (GScanner *scanner); +void g_scanner_input_text (GScanner *scanner, + const gchar *text, + guint text_len); +GTokenType g_scanner_get_next_token (GScanner *scanner); +GTokenType g_scanner_peek_next_token (GScanner *scanner); +GTokenType g_scanner_cur_token (GScanner *scanner); +GTokenValue g_scanner_cur_value (GScanner *scanner); +guint g_scanner_cur_line (GScanner *scanner); +guint g_scanner_cur_position (GScanner *scanner); +gboolean g_scanner_eof (GScanner *scanner); +guint g_scanner_set_scope (GScanner *scanner, + guint scope_id); +void g_scanner_scope_add_symbol (GScanner *scanner, + guint scope_id, + const gchar *symbol, + gpointer value); +void g_scanner_scope_remove_symbol (GScanner *scanner, + guint scope_id, + const gchar *symbol); +gpointer g_scanner_scope_lookup_symbol (GScanner *scanner, + guint scope_id, + const gchar *symbol); +void g_scanner_scope_foreach_symbol (GScanner *scanner, + guint scope_id, + GHFunc func, + gpointer user_data); +gpointer g_scanner_lookup_symbol (GScanner *scanner, + const gchar *symbol); +void g_scanner_unexp_token (GScanner *scanner, + GTokenType expected_token, + const gchar *identifier_spec, + const gchar *symbol_spec, + const gchar *symbol_name, + const gchar *message, + gint is_error); +void g_scanner_error (GScanner *scanner, + const gchar *format, + ...) G_GNUC_PRINTF (2,3); +void g_scanner_warn (GScanner *scanner, + const gchar *format, + ...) G_GNUC_PRINTF (2,3); + +#ifndef G_DISABLE_DEPRECATED + +/* keep downward source compatibility */ +#define g_scanner_add_symbol( scanner, symbol, value ) G_STMT_START { \ + g_scanner_scope_add_symbol ((scanner), 0, (symbol), (value)); \ +} G_STMT_END +#define g_scanner_remove_symbol( scanner, symbol ) G_STMT_START { \ + g_scanner_scope_remove_symbol ((scanner), 0, (symbol)); \ +} G_STMT_END +#define g_scanner_foreach_symbol( scanner, func, data ) G_STMT_START { \ + g_scanner_scope_foreach_symbol ((scanner), 0, (func), (data)); \ +} G_STMT_END + +/* The following two functions are deprecated and will be removed in + * the next major release. They do no good. */ +#define g_scanner_freeze_symbol_table(scanner) ((void)0) +#define g_scanner_thaw_symbol_table(scanner) ((void)0) + +#endif /* G_DISABLE_DEPRECATED */ + +G_END_DECLS + +#endif /* __G_SCANNER_H__ */ |