1 files changed, 458 insertions, 0 deletions
diff --git a/ruby_1_8_5/ext/syck/syck.h b/ruby_1_8_5/ext/syck/syck.h
new file mode 100644
index 0000000000..bc383ff2de
--- /dev/null
+++ b/ruby_1_8_5/ext/syck/syck.h
@@ -0,0 +1,458 @@
+/*
+ * syck.h
+ *
+ * $Author: ocean $
+ * $Date: 2005/12/20 04:13:26 $
+ *
+ * Copyright (C) 2003 why the lucky stiff
+ */
+
+#ifndef SYCK_H
+#define SYCK_H
+
+#define SYCK_YAML_MAJOR 1
+#define SYCK_YAML_MINOR 0
+
+#define SYCK_VERSION    "0.60"
+#define YAML_DOMAIN     "yaml.org,2002"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include "st.h"
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+/*
+ * Memory Allocation
+ */
+#if defined(HAVE_ALLOCA_H) && !defined(__GNUC__)
+#include <alloca.h>
+#endif
+
+#if DEBUG
+  void syck_assert( char *, unsigned );
+# define ASSERT(f) \
+    if ( f ) \
+        {}   \
+    else     \
+        syck_assert( __FILE__, __LINE__ )
+#else
+# define ASSERT(f)
+#endif
+
+#ifndef NULL
+# define NULL (void *)0
+#endif
+
+#define ALLOC_CT 8
+#define SYCK_BUFFERSIZE 4096
+#define S_ALLOC_N(type,n) (type*)malloc(sizeof(type)*(n))
+#define S_ALLOC(type) (type*)malloc(sizeof(type))
+#define S_REALLOC_N(var,type,n) (var)=(type*)realloc((char*)(var),sizeof(type)*(n))
+#define S_FREE(n) if (n) { free(n); n = NULL; }
+
+#define S_ALLOCA_N(type,n) (type*)alloca(sizeof(type)*(n))
+
+#define S_MEMZERO(p,type,n) memset((p), 0, sizeof(type)*(n))
+#define S_MEMCPY(p1,p2,type,n) memcpy((p1), (p2), sizeof(type)*(n))
+#define S_MEMMOVE(p1,p2,type,n) memmove((p1), (p2), sizeof(type)*(n))
+#define S_MEMCMP(p1,p2,type,n) memcmp((p1), (p2), sizeof(type)*(n))
+
+#define BLOCK_FOLD  10
+#define BLOCK_LIT   20
+#define BLOCK_PLAIN 30
+#define NL_CHOMP    40
+#define NL_KEEP     50
+
+/*
+ * Node definitions
+ */
+#ifndef ST_DATA_T_DEFINED
+typedef long st_data_t;
+#endif
+
+#define SYMID unsigned long
+
+typedef struct _syck_node SyckNode;
+
+enum syck_kind_tag {
+    syck_map_kind,
+    syck_seq_kind,
+    syck_str_kind
+};
+
+enum map_part {
+    map_key,
+    map_value
+};
+
+enum map_style {
+    map_none,
+    map_inline
+};
+
+enum seq_style {
+    seq_none,
+    seq_inline
+};
+
+enum scalar_style {
+    scalar_none,
+    scalar_1quote,
+    scalar_2quote,
+    scalar_fold,
+    scalar_literal,
+    scalar_plain
+};
+
+/*
+ * Node metadata struct
+ */
+struct _syck_node {
+    /* Symbol table ID */
+    SYMID id;
+    /* Underlying kind */
+    enum syck_kind_tag kind;
+    /* Fully qualified tag-uri for type */
+    char *type_id;
+    /* Anchor name */
+    char *anchor;
+    union {
+        /* Storage for map data */
+        struct SyckMap {
+            enum map_style style;
+            SYMID *keys;
+            SYMID *values;
+            long capa;
+            long idx;
+        } *pairs;
+        /* Storage for sequence data */
+        struct SyckSeq {
+            enum seq_style style;
+            SYMID *items;
+            long capa;
+            long idx;
+        } *list;
+        /* Storage for string data */
+        struct SyckStr {
+            enum scalar_style style;
+            char *ptr;
+            long len;
+        } *str;
+    } data;
+    /* Shortcut node */
+    void *shortcut;
+};
+
+/*
+ * Parser definitions
+ */
+typedef struct _syck_parser SyckParser;
+typedef struct _syck_file SyckIoFile;
+typedef struct _syck_str SyckIoStr;
+typedef struct _syck_level SyckLevel;
+
+typedef SYMID (*SyckNodeHandler)(SyckParser *, SyckNode *);
+typedef void (*SyckErrorHandler)(SyckParser *, char *);
+typedef SyckNode * (*SyckBadAnchorHandler)(SyckParser *, char *);
+typedef long (*SyckIoFileRead)(char *, SyckIoFile *, long, long); 
+typedef long (*SyckIoStrRead)(char *, SyckIoStr *, long, long);
+
+enum syck_io_type {
+    syck_io_str,
+    syck_io_file
+};
+
+enum syck_parser_input {
+    syck_yaml_utf8,
+    syck_yaml_utf16,
+    syck_yaml_utf32,
+    syck_bytecode_utf8
+};
+
+enum syck_level_status {
+    syck_lvl_header,
+    syck_lvl_doc,
+    syck_lvl_open,
+    syck_lvl_seq,
+    syck_lvl_map,
+    syck_lvl_block,
+    syck_lvl_str,
+    syck_lvl_iseq,
+    syck_lvl_imap,
+    syck_lvl_end,
+    syck_lvl_pause,
+    syck_lvl_anctag,
+    syck_lvl_mapx,
+    syck_lvl_seqx
+};
+
+/*
+ * Parser structs
+ */
+struct _syck_file {
+    /* File pointer */
+    FILE *ptr;
+    /* Function which FILE -> buffer */
+    SyckIoFileRead read;
+};
+
+struct _syck_str {
+    /* String buffer pointers */
+    char *beg, *ptr, *end;
+    /* Function which string -> buffer */
+    SyckIoStrRead read;
+};
+
+struct _syck_level {
+    /* Indent */
+    int spaces;
+    /* Counts nodes emitted at this level, useful for parsing 
+     * keys and pairs in bytecode */
+    int ncount;
+    /* Does node have anchors or tags? */
+    int anctag;
+    /* Domain prefixing at the given level */
+    char *domain;
+    /* Keeps a node status */
+    enum syck_level_status status;
+};
+
+struct _syck_parser {
+    /* Root node */
+    SYMID root, root_on_error;
+    /* Implicit typing flag */
+    int implicit_typing, taguri_expansion;
+    /* Scripting language function to handle nodes */
+    SyckNodeHandler handler;
+    /* Error handler */
+    SyckErrorHandler error_handler;
+    /* InvalidAnchor handler */
+    SyckBadAnchorHandler bad_anchor_handler;
+    /* Parser input type */
+    enum syck_parser_input input_type;
+    /* IO type */
+    enum syck_io_type io_type;
+    /* Custom buffer size */
+    size_t bufsize;
+    /* Buffer pointers */
+    char *buffer, *linectptr, *lineptr, *toktmp, *token, *cursor, *marker, *limit;
+    /* Line counter */
+    int linect;
+    /* Last token from yylex() */
+    int last_token;
+    /* Force a token upon next call to yylex() */
+    int force_token;
+    /* EOF flag */
+    int eof;
+    union {
+        SyckIoFile *file;
+        SyckIoStr *str;
+    } io;
+    /* Symbol table for anchors */
+    st_table *anchors, *bad_anchors;
+    /* Optional symbol table for SYMIDs */
+    st_table *syms;
+    /* Levels of indentation */
+    SyckLevel *levels;
+    int lvl_idx;
+    int lvl_capa;
+    /* Pointer for extension's use */
+    void *bonus;
+};
+
+/*
+ * Emitter definitions
+ */
+typedef struct _syck_emitter SyckEmitter;
+typedef struct _syck_emitter_node SyckEmitterNode;
+
+typedef void (*SyckOutputHandler)(SyckEmitter *, char *, long); 
+typedef void (*SyckEmitterHandler)(SyckEmitter *, st_data_t); 
+
+enum doc_stage {
+    doc_open,
+    doc_processing
+};
+
+/*
+ * Emitter struct
+ */
+struct _syck_emitter {
+    /* Headerless doc flag */
+    int headless;
+    /* Force header? */
+    int use_header;
+    /* Force version? */
+    int use_version;
+    /* Sort hash keys */
+    int sort_keys;
+    /* Anchor format */
+    char *anchor_format;
+    /* Explicit typing on all collections? */
+    int explicit_typing;
+    /* Best width on folded scalars */
+    int best_width;
+    /* Use literal[1] or folded[2] blocks on all text? */
+    enum scalar_style style;
+    /* Stage of written document */
+    enum doc_stage stage;
+    /* Level counter */
+    int level;
+    /* Default indentation */
+    int indent;
+    /* Object ignore ID */
+    SYMID ignore_id;
+    /* Symbol table for anchors */
+    st_table *markers, *anchors, *anchored;
+    /* Custom buffer size */
+    size_t bufsize;
+    /* Buffer */
+    char *buffer, *marker;
+    /* Absolute position of the buffer */
+    long bufpos;
+    /* Handler for emitter nodes */
+    SyckEmitterHandler emitter_handler;
+    /* Handler for output */
+    SyckOutputHandler output_handler;
+    /* Levels of indentation */
+    SyckLevel *levels;
+    int lvl_idx;
+    int lvl_capa;
+    /* Pointer for extension's use */
+    void *bonus;
+};
+
+/*
+ * Emitter node metadata struct
+ */
+struct _syck_emitter_node {
+    /* Node buffer position */
+    long pos;
+    /* Current indent */
+    long indent;
+    /* Collection? */
+    int is_shortcut;
+};
+
+/*
+ * Handler prototypes
+ */
+SYMID syck_hdlr_add_node( SyckParser *, SyckNode * );
+SyckNode *syck_hdlr_add_anchor( SyckParser *, char *, SyckNode * );
+void syck_hdlr_remove_anchor( SyckParser *, char * );
+SyckNode *syck_hdlr_get_anchor( SyckParser *, char * );
+void syck_add_transfer( char *, SyckNode *, int );
+char *syck_xprivate( char *, int );
+char *syck_taguri( char *, char *, int );
+int syck_tagcmp( char *, char * );
+int syck_add_sym( SyckParser *, char * );
+int syck_lookup_sym( SyckParser *, SYMID, char ** );
+int syck_try_implicit( SyckNode * );
+char *syck_type_id_to_uri( char * );
+void try_tag_implicit( SyckNode *, int );
+char *syck_match_implicit( char *, size_t );
+
+/*
+ * API prototypes
+ */
+char *syck_strndup( char *, long );
+long syck_io_file_read( char *, SyckIoFile *, long, long );
+long syck_io_str_read( char *, SyckIoStr *, long, long );
+char *syck_base64enc( char *, long );
+char *syck_base64dec( char *, long );
+SyckEmitter *syck_new_emitter();
+SYMID syck_emitter_mark_node( SyckEmitter *, st_data_t );
+void syck_emitter_ignore_id( SyckEmitter *, SYMID );
+void syck_output_handler( SyckEmitter *, SyckOutputHandler );
+void syck_emitter_handler( SyckEmitter *, SyckEmitterHandler );
+void syck_free_emitter( SyckEmitter * );
+void syck_emitter_clear( SyckEmitter * );
+void syck_emitter_write( SyckEmitter *, char *, long );
+void syck_emitter_escape( SyckEmitter *, char *, long );
+void syck_emitter_flush( SyckEmitter *, long );
+void syck_emit( SyckEmitter *, st_data_t );
+void syck_emit_scalar( SyckEmitter *, char *, enum scalar_style, int, int, char, char *, long );
+void syck_emit_1quoted( SyckEmitter *, int, char *, long );
+void syck_emit_2quoted( SyckEmitter *, int, char *, long );
+void syck_emit_folded( SyckEmitter *, int, char, char *, long );
+void syck_emit_literal( SyckEmitter *, char, char *, long );
+void syck_emit_seq( SyckEmitter *, char *, enum seq_style );
+void syck_emit_item( SyckEmitter *, st_data_t );
+void syck_emit_map( SyckEmitter *, char *, enum map_style );
+void syck_emit_end( SyckEmitter * );
+void syck_emit_tag( SyckEmitter *, char *, char * );
+void syck_emit_indent( SyckEmitter * );
+SyckLevel *syck_emitter_current_level( SyckEmitter * );
+SyckLevel *syck_emitter_parent_level( SyckEmitter * );
+void syck_emitter_pop_level( SyckEmitter * );
+void syck_emitter_add_level( SyckEmitter *, int, enum syck_level_status );
+void syck_emitter_reset_levels( SyckEmitter * );
+SyckParser *syck_new_parser();
+void syck_free_parser( SyckParser * );
+void syck_parser_set_root_on_error( SyckParser *, SYMID );
+void syck_parser_implicit_typing( SyckParser *, int );
+void syck_parser_taguri_expansion( SyckParser *, int );
+int syck_scan_scalar( int, char *, long );
+void syck_parser_handler( SyckParser *, SyckNodeHandler );
+void syck_parser_error_handler( SyckParser *, SyckErrorHandler );
+void syck_parser_bad_anchor_handler( SyckParser *, SyckBadAnchorHandler );
+void syck_parser_set_input_type( SyckParser *, enum syck_parser_input );
+void syck_parser_file( SyckParser *, FILE *, SyckIoFileRead );
+void syck_parser_str( SyckParser *, char *, long, SyckIoStrRead );
+void syck_parser_str_auto( SyckParser *, char *, SyckIoStrRead );
+SyckLevel *syck_parser_current_level( SyckParser * );
+void syck_parser_add_level( SyckParser *, int, enum syck_level_status );
+void syck_parser_pop_level( SyckParser * );
+void free_any_io( SyckParser * );
+long syck_parser_read( SyckParser * );
+long syck_parser_readlen( SyckParser *, long );
+SYMID syck_parse( SyckParser * );
+void syck_default_error_handler( SyckParser *, char * );
+SYMID syck_yaml2byte_handler( SyckParser *, SyckNode * );
+char *syck_yaml2byte( char * );
+
+/*
+ * Allocation prototypes
+ */
+SyckNode *syck_alloc_map();
+SyckNode *syck_alloc_seq();
+SyckNode *syck_alloc_str();
+void syck_free_node( SyckNode * );
+void syck_free_members( SyckNode * );
+SyckNode *syck_new_str( char *, enum scalar_style );
+SyckNode *syck_new_str2( char *, long, enum scalar_style );
+void syck_replace_str( SyckNode *, char *, enum scalar_style );
+void syck_replace_str2( SyckNode *, char *, long, enum scalar_style );
+void syck_str_blow_away_commas( SyckNode * );
+char *syck_str_read( SyckNode * );
+SyckNode *syck_new_map( SYMID, SYMID );
+void syck_map_empty( SyckNode * );
+void syck_map_add( SyckNode *, SYMID, SYMID );
+SYMID syck_map_read( SyckNode *, enum map_part, long );
+void syck_map_assign( SyckNode *, enum map_part, long, SYMID );
+long syck_map_count( SyckNode * );
+void syck_map_update( SyckNode *, SyckNode * );
+SyckNode *syck_new_seq( SYMID );
+void syck_seq_empty( SyckNode * );
+void syck_seq_add( SyckNode *, SYMID );
+void syck_seq_assign( SyckNode *, long, SYMID );
+SYMID syck_seq_read( SyckNode *, long );
+long syck_seq_count( SyckNode * );
+
+/*
+ * Lexer prototypes
+ */
+void syckerror( char * );
+int syckparse( void * );
+union YYSTYPE;
+int sycklex( union YYSTYPE *, SyckParser * );
+
+#if defined(__cplusplus)
+}  /* extern "C" { */
+#endif
+
+#endif /* ifndef SYCK_H */