diff options
Diffstat (limited to 'lib-src/ebrowse.c')
-rw-r--r-- | lib-src/ebrowse.c | 185 |
1 files changed, 71 insertions, 114 deletions
diff --git a/lib-src/ebrowse.c b/lib-src/ebrowse.c index 59a1dde7634..2cb656ae53a 100644 --- a/lib-src/ebrowse.c +++ b/lib-src/ebrowse.c @@ -465,59 +465,16 @@ struct search_path *search_path_tail; /* Function prototypes. */ -int yylex (void); -void yyparse (void); -void re_init_parser (void); -const char *token_string (int); -char *matching_regexp (void); -void init_sym (void); -struct sym *add_sym (const char *, struct sym *); -void add_link (struct sym *, struct sym *); -void add_member_defn (struct sym *, char *, char *, - int, unsigned, int, int, int); -void add_member_decl (struct sym *, char *, char *, int, - unsigned, int, int, int, int); -void dump_roots (FILE *); -void *xmalloc (int); -void xfree (void *); -void add_global_defn (char *, char *, int, unsigned, int, int, int); -void add_global_decl (char *, char *, int, unsigned, int, int, int); -void add_define (char *, char *, int); -void mark_inherited_virtual (void); -void leave_namespace (void); -void enter_namespace (char *); -void register_namespace_alias (char *, struct link *); -void insert_keyword (const char *, int); -void re_init_scanner (void); -void init_scanner (void); -void process_file (char *); -void add_search_path (char *); -FILE *open_file (char *); -int process_pp_line (void); -int dump_members (FILE *, struct member *); -void dump_sym (FILE *, struct sym *); -int dump_tree (FILE *, struct sym *); -struct member *find_member (struct sym *, char *, int, int, unsigned); -struct member *add_member (struct sym *, char *, int, int, unsigned); -void mark_virtual (struct sym *); -struct sym *make_namespace (char *, struct sym *); -char *sym_scope (struct sym *); -char *sym_scope_1 (struct sym *); -int skip_to (int); -void skip_matching (void); -void member (struct sym *, int); -void class_body (struct sym *, int); -void class_definition (struct sym *, int, int, int); -void declaration (int); -unsigned parm_list (int *); -char *operator_name (int *); -struct sym *parse_classname (void); -struct sym *parse_qualified_ident_or_type (char **); -void parse_qualified_param_ident_or_type (char **); -int globals (int); -void yyerror (const char *, const char *); -void usage (int) NO_RETURN; -void version (void) NO_RETURN; +static char *matching_regexp (void); +static struct sym *add_sym (const char *, struct sym *); +static void add_global_defn (char *, char *, int, unsigned, int, int, int); +static void add_global_decl (char *, char *, int, unsigned, int, int, int); +static struct member *add_member (struct sym *, char *, int, int, unsigned); +static void class_definition (struct sym *, int, int, int); +static char *operator_name (int *); +static void parse_qualified_param_ident_or_type (char **); +static void usage (int) NO_RETURN; +static void version (void) NO_RETURN; @@ -528,7 +485,7 @@ void version (void) NO_RETURN; /* Print an error in a printf-like style with the current input file name and line number. */ -void +static void yyerror (const char *format, const char *s) { fprintf (stderr, "%s:%d: ", filename, yyline); @@ -540,7 +497,7 @@ yyerror (const char *format, const char *s) /* Like malloc but print an error and exit if not enough memory is available. */ -void * +static void * xmalloc (int nbytes) { void *p = malloc (nbytes); @@ -555,7 +512,7 @@ xmalloc (int nbytes) /* Like realloc but print an error and exit if out of memory. */ -void * +static void * xrealloc (void *p, int sz) { p = realloc (p, sz); @@ -571,7 +528,7 @@ xrealloc (void *p, int sz) /* Like strdup, but print an error and exit if not enough memory is available.. If S is null, return null. */ -char * +static char * xstrdup (char *s) { if (s) @@ -588,7 +545,7 @@ xstrdup (char *s) /* Initialize the symbol table. This currently only sets up the special symbol for globals (`*Globals*'). */ -void +static void init_sym (void) { global_symbols = add_sym (GLOBALS_NAME, NULL); @@ -602,7 +559,7 @@ init_sym (void) If a symbol for NAME already exists, return that. Otherwise create a new symbol and set it to default values. */ -struct sym * +static struct sym * add_sym (const char *name, struct sym *nested_in_class) { struct sym *sym; @@ -643,7 +600,7 @@ add_sym (const char *name, struct sym *nested_in_class) /* Add links between superclass SUPER and subclass SUB. */ -void +static void add_link (struct sym *super, struct sym *sub) { struct link *lnk, *lnk2, *p, *prev; @@ -683,7 +640,7 @@ add_link (struct sym *super, struct sym *sub) parameter types of functions. Value is a pointer to the member found or null if not found. */ -struct member * +static struct member * find_member (struct sym *cls, char *name, int var, int sc, unsigned int hash) { struct member **list; @@ -733,7 +690,7 @@ find_member (struct sym *cls, char *name, int var, int sc, unsigned int hash) a bit set giving additional information about the member (see the F_* defines). */ -void +static void add_member_decl (struct sym *cls, char *name, char *regexp, int pos, unsigned int hash, int var, int sc, int vis, int flags) { struct member *m; @@ -781,7 +738,7 @@ add_member_decl (struct sym *cls, char *name, char *regexp, int pos, unsigned in a bit set giving additional information about the member (see the F_* defines). */ -void +static void add_member_defn (struct sym *cls, char *name, char *regexp, int pos, unsigned int hash, int var, int sc, int flags) { struct member *m; @@ -823,7 +780,7 @@ add_member_defn (struct sym *cls, char *name, char *regexp, int pos, unsigned in REGEXP is a regular expression matching the define in the source, if it is non-null. POS is the position in the file. */ -void +static void add_define (char *name, char *regexp, int pos) { add_global_defn (name, regexp, pos, 0, 1, SC_FRIEND, F_DEFINE); @@ -841,7 +798,7 @@ add_define (char *name, char *regexp, int pos) a bit set giving additional information about the member (see the F_* defines). */ -void +static void add_global_defn (char *name, char *regexp, int pos, unsigned int hash, int var, int sc, int flags) { int i; @@ -872,7 +829,7 @@ add_global_defn (char *name, char *regexp, int pos, unsigned int hash, int var, a bit set giving additional information about the member (see the F_* defines). */ -void +static void add_global_decl (char *name, char *regexp, int pos, unsigned int hash, int var, int sc, int flags) { /* Add declaration only if not already declared. Header files must @@ -911,7 +868,7 @@ add_global_decl (char *name, char *regexp, int pos, unsigned int hash, int var, member. HASH is a hash code for the parameter types of a function. Value is a pointer to the member's structure. */ -struct member * +static struct member * add_member (struct sym *cls, char *name, int var, int sc, unsigned int hash) { struct member *m = (struct member *) xmalloc (sizeof *m + strlen (name)); @@ -982,7 +939,7 @@ add_member (struct sym *cls, char *name, int var, int sc, unsigned int hash) recursively, marking functions as virtual that are declared virtual in base classes. */ -void +static void mark_virtual (struct sym *r) { struct link *p; @@ -1006,7 +963,7 @@ mark_virtual (struct sym *r) /* For all roots of the class tree, mark functions as virtual that are virtual because of a virtual declaration in a base class. */ -void +static void mark_inherited_virtual (void) { struct sym *r; @@ -1021,7 +978,7 @@ mark_inherited_virtual (void) /* Create and return a symbol for a namespace with name NAME. */ -struct sym * +static struct sym * make_namespace (char *name, struct sym *context) { struct sym *s = (struct sym *) xmalloc (sizeof *s + strlen (name)); @@ -1036,7 +993,7 @@ make_namespace (char *name, struct sym *context) /* Find the symbol for namespace NAME. If not found, retrun NULL */ -struct sym * +static struct sym * check_namespace (char *name, struct sym *context) { struct sym *p = NULL; @@ -1053,7 +1010,7 @@ check_namespace (char *name, struct sym *context) /* Find the symbol for namespace NAME. If not found, add a new symbol for NAME to all_namespaces. */ -struct sym * +static struct sym * find_namespace (char *name, struct sym *context) { struct sym *p = check_namespace (name, context); @@ -1067,7 +1024,7 @@ find_namespace (char *name, struct sym *context) /* Find namespace alias with name NAME. If not found return NULL. */ -struct link * +static struct link * check_namespace_alias (char *name) { struct link *p = NULL; @@ -1091,7 +1048,7 @@ check_namespace_alias (char *name) /* Register the name NEW_NAME as an alias for namespace list OLD_NAME. */ -void +static void register_namespace_alias (char *new_name, struct link *old_name) { unsigned h; @@ -1119,7 +1076,7 @@ register_namespace_alias (char *new_name, struct link *old_name) /* Enter namespace with name NAME. */ -void +static void enter_namespace (char *name) { struct sym *p = find_namespace (name, current_namespace); @@ -1140,7 +1097,7 @@ enter_namespace (char *name) /* Leave the current namespace. */ -void +static void leave_namespace (void) { assert (namespace_sp > 0); @@ -1182,7 +1139,7 @@ int scope_buffer_len; /* Make sure scope_buffer has enough room to add LEN chars to it. */ -void +static void ensure_scope_buffer_room (int len) { if (scope_buffer_len + len >= scope_buffer_size) @@ -1198,7 +1155,7 @@ ensure_scope_buffer_room (int len) namespaces to scope_buffer. Value is a pointer to the complete scope name constructed. */ -char * +static char * sym_scope_1 (struct sym *p) { int len; @@ -1232,7 +1189,7 @@ sym_scope_1 (struct sym *p) /* Return the scope of symbol P in printed representation, i.e. as it would appear in a C*+ source file. */ -char * +static char * sym_scope (struct sym *p) { if (!scope_buffer) @@ -1254,7 +1211,7 @@ sym_scope (struct sym *p) /* Dump the list of members M to file FP. Value is the length of the list. */ -int +static int dump_members (FILE *fp, struct member *m) { int n; @@ -1287,7 +1244,7 @@ dump_members (FILE *fp, struct member *m) /* Dump class ROOT to stream FP. */ -void +static void dump_sym (FILE *fp, struct sym *root) { fputs (CLASS_STRUCT, fp); @@ -1313,7 +1270,7 @@ dump_sym (FILE *fp, struct sym *root) /* Dump class ROOT and its subclasses to file FP. Value is the number of classes written. */ -int +static int dump_tree (FILE *fp, struct sym *root) { struct link *lk; @@ -1360,7 +1317,7 @@ dump_tree (FILE *fp, struct sym *root) /* Dump the entire class tree to file FP. */ -void +static void dump_roots (FILE *fp) { int i, n = 0; @@ -1434,7 +1391,7 @@ do { \ /* Process a preprocessor line. Value is the next character from the input buffer not consumed. */ -int +static int process_pp_line (void) { int in_comment = 0, in_string = 0; @@ -1505,7 +1462,7 @@ process_pp_line (void) /* Value is the next token from the input buffer. */ -int +static int yylex (void) { int c; @@ -1927,7 +1884,7 @@ static char *matching_regexp_buffer, *matching_regexp_end_buf; position in the input buffer, or maybe a bit more if that string is shorter than min_regexp. */ -char * +static char * matching_regexp (void) { char *p; @@ -1978,7 +1935,7 @@ matching_regexp (void) /* Return a printable representation of token T. */ -const char * +static const char * token_string (int t) { static char b[3]; @@ -2095,7 +2052,7 @@ token_string (int t) /* Reinitialize the scanner for a new input file. */ -void +static void re_init_scanner (void) { in = inbuffer; @@ -2113,7 +2070,7 @@ re_init_scanner (void) /* Insert a keyword NAME with token value TK into the keyword hash table. */ -void +static void insert_keyword (const char *name, int tk) { const char *s; @@ -2134,7 +2091,7 @@ insert_keyword (const char *name, int tk) /* Initialize the scanner for the first file. This sets up the character class vectors and fills the keyword hash table. */ -void +static void init_scanner (void) { int i; @@ -2278,7 +2235,7 @@ init_scanner (void) /* Skip forward until a given token TOKEN or YYEOF is seen and return the current lookahead token after skipping. */ -int +static int skip_to (int token) { while (!LOOKING_AT2 (YYEOF, token)) @@ -2289,7 +2246,7 @@ skip_to (int token) /* Skip over pairs of tokens (parentheses, square brackets, angle brackets, curly brackets) matching the current lookahead. */ -void +static void skip_matching (void) { int open, close, n; @@ -2332,7 +2289,7 @@ skip_matching (void) } } -void +static void skip_initializer (void) { for (;;) @@ -2359,7 +2316,7 @@ skip_initializer (void) /* Build qualified namespace alias (A::B::c) and return it. */ -struct link * +static struct link * match_qualified_namespace_alias (void) { struct link *head = NULL; @@ -2396,7 +2353,7 @@ match_qualified_namespace_alias (void) /* Re-initialize the parser by resetting the lookahead token. */ -void +static void re_init_parser (void) { tk = -1; @@ -2409,7 +2366,7 @@ re_init_parser (void) Returns a hash code for the parameter types. This value is used to distinguish between overloaded functions. */ -unsigned +static unsigned parm_list (int *flags) { unsigned hash = 0; @@ -2522,7 +2479,7 @@ parm_list (int *flags) /* Print position info to stdout. */ -void +static void print_info (void) { if (info_position >= 0 && BUFFER_POS () <= info_position) @@ -2537,7 +2494,7 @@ print_info (void) the access specifier for the member (private, protected, public). */ -void +static void member (struct sym *cls, int vis) { char *id = NULL; @@ -2746,7 +2703,7 @@ member (struct sym *cls, int vis) /* Parse the body of class CLS. TAG is the tag of the class (struct, union, class). */ -void +static void class_body (struct sym *cls, int tag) { int vis = tag == CLASS ? PRIVATE : PUBLIC; @@ -2807,7 +2764,7 @@ class_body (struct sym *cls, int tag) qualified ident has the form `X<..>::Y<...>::T<...>. Returns a symbol for that class. */ -struct sym * +static struct sym * parse_classname (void) { struct sym *last_class = NULL; @@ -2837,7 +2794,7 @@ parse_classname (void) implicitly static operator has been parsed. Value is a pointer to a static buffer holding the constructed operator name string. */ -char * +static char * operator_name (int *sc) { static int id_size = 0; @@ -2927,7 +2884,7 @@ operator_name (int *sc) `X::Y::z'. This IDENT is returned in LAST_ID. Value is the symbol structure for the ident. */ -struct sym * +static struct sym * parse_qualified_ident_or_type (char **last_id) { struct sym *cls = NULL; @@ -2992,7 +2949,7 @@ parse_qualified_ident_or_type (char **last_id) `X::Y::z'. This IDENT is returned in LAST_ID. Value is the symbol structure for the ident. */ -void +static void parse_qualified_param_ident_or_type (char **last_id) { struct sym *cls = NULL; @@ -3034,7 +2991,7 @@ parse_qualified_param_ident_or_type (char **last_id) Current lookahead is the class name. */ -void +static void class_definition (struct sym *containing, int tag, int flags, int nested) { struct sym *current; @@ -3131,7 +3088,7 @@ class_definition (struct sym *containing, int tag, int flags, int nested) the storage class of *ID. FLAGS is a bit set giving additional information about the member (see the F_* defines). */ -void +static void add_declarator (struct sym **cls, char **id, int flags, int sc) { if (LOOKING_AT2 (';', ',')) @@ -3174,7 +3131,7 @@ add_declarator (struct sym **cls, char **id, int flags, int sc) /* Parse a declaration. */ -void +static void declaration (int flags) { char *id = NULL; @@ -3328,7 +3285,7 @@ declaration (int flags) parsing in an `extern "C"' block. Value is 1 if EOF is reached, 0 otherwise. */ -int +static int globals (int start_flags) { int anonymous; @@ -3446,7 +3403,7 @@ globals (int start_flags) /* Parse the current input file. */ -void +static void yyparse (void) { while (globals (0) == 0) @@ -3462,7 +3419,7 @@ yyparse (void) /* Add the list of paths PATH_LIST to the current search path for input files. */ -void +static void add_search_path (char *path_list) { while (*path_list) @@ -3497,7 +3454,7 @@ add_search_path (char *path_list) opened. Try to find FILE in search_path first, then try the unchanged file name. */ -FILE * +static FILE * open_file (char *file) { FILE *fp = NULL; @@ -3556,7 +3513,7 @@ Usage: ebrowse [options] {files}\n\ --version display version info\n\ " -void +static void usage (int error) { puts (USAGE); @@ -3571,7 +3528,7 @@ usage (int error) # define VERSION "21" #endif -void +static void version (void) { /* Makes it easier to update automatically. */ @@ -3587,7 +3544,7 @@ version (void) /* Parse one input file FILE, adding classes and members to the symbol table. */ -void +static void process_file (char *file) { FILE *fp; @@ -3642,7 +3599,7 @@ process_file (char *file) containing its contents without the terminating newline. Value is null when EOF is reached. */ -char * +static char * read_line (FILE *fp) { static char *buffer; |