diff options
Diffstat (limited to 'gcc/cpphash.h')
| -rw-r--r-- | gcc/cpphash.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/cpphash.h b/gcc/cpphash.h index c842ea6..4468d42 100644 --- a/gcc/cpphash.h +++ b/gcc/cpphash.h @@ -217,6 +217,11 @@ extern unsigned char _cpp_IStable[256]; ((BUFFER)->cur < (BUFFER)->rlimit ? *(BUFFER)->cur++ : EOF) #define CPP_FORWARD(BUFFER, N) ((BUFFER)->cur += (N)) +/* Make sure PFILE->token_buffer has space for at least N more characters. */ +#define CPP_RESERVE(PFILE, N) \ + (CPP_WRITTEN (PFILE) + (size_t)(N) > (PFILE)->token_buffer_size \ + && (_cpp_grow_token_buffer (PFILE, N), 0)) + /* Append string STR (of length N) to PFILE's output buffer. Assume there is enough space. */ #define CPP_PUTS_Q(PFILE, STR, N) \ @@ -242,6 +247,29 @@ extern unsigned char _cpp_IStable[256]; #define CPP_PEDANTIC(PFILE) \ (CPP_OPTIONS (PFILE)->pedantic && !CPP_BUFFER (pfile)->system_header_p) +/* CPP_IS_MACRO_BUFFER is true if the buffer contains macro expansion. + (Note that it is false while we're expanding macro *arguments*.) */ +#define CPP_IS_MACRO_BUFFER(PBUF) ((PBUF)->data != NULL) + +/* Remember the current position of PFILE so it may be returned to + after looking ahead a bit. + + Note that when you set a mark, you _must_ return to that mark. You + may not forget about it and continue parsing. You may not pop a + buffer with an active mark. You may not call CPP_BUMP_LINE while a + mark is active. */ +#define CPP_SET_BUF_MARK(IP) ((IP)->mark = (IP)->cur - (IP)->buf) +#define CPP_GOTO_BUF_MARK(IP) ((IP)->cur = (IP)->buf + (IP)->mark, \ + (IP)->mark = -1) +#define CPP_SET_MARK(PFILE) CPP_SET_BUF_MARK(CPP_BUFFER(PFILE)) +#define CPP_GOTO_MARK(PFILE) CPP_GOTO_BUF_MARK(CPP_BUFFER(PFILE)) + +/* ACTIVE_MARK_P is true if there's a live mark in the buffer. */ +#define ACTIVE_MARK_P(PFILE) (CPP_BUFFER (PFILE)->mark != -1) + +/* Last arg to output_line_command. */ +enum file_change_code {same_file, rename_file, enter_file, leave_file}; + /* In cpphash.c */ extern HASHNODE *_cpp_make_hashnode PARAMS ((const U_CHAR *, size_t, enum node_type, @@ -257,6 +285,7 @@ extern void _cpp_dump_definition PARAMS ((cpp_reader *, const U_CHAR *, long, DEFINITION *)); extern int _cpp_compare_defs PARAMS ((cpp_reader *, DEFINITION *, DEFINITION *)); +extern void _cpp_quote_string PARAMS ((cpp_reader *, const char *)); extern void _cpp_macroexpand PARAMS ((cpp_reader *, HASHNODE *)); extern void _cpp_init_macro_hash PARAMS ((cpp_reader *)); extern void _cpp_dump_macro_hash PARAMS ((cpp_reader *)); @@ -272,4 +301,24 @@ extern void _cpp_init_include_hash PARAMS ((cpp_reader *)); /* In cppexp.c */ extern int _cpp_parse_expr PARAMS ((cpp_reader *)); +/* In cpplex.c */ +extern void _cpp_parse_name PARAMS ((cpp_reader *, int)); +extern void _cpp_skip_rest_of_line PARAMS ((cpp_reader *)); +extern void _cpp_skip_hspace PARAMS ((cpp_reader *)); +extern int _cpp_parse_assertion PARAMS ((cpp_reader *)); +extern enum cpp_token _cpp_lex_token PARAMS ((cpp_reader *)); +extern long _cpp_read_and_prescan PARAMS ((cpp_reader *, cpp_buffer *, + int, size_t)); +extern void _cpp_init_input_buffer PARAMS ((cpp_reader *)); +extern void _cpp_grow_token_buffer PARAMS ((cpp_reader *, long)); +extern enum cpp_token _cpp_get_directive_token + PARAMS ((cpp_reader *)); + +/* In cpplib.c */ +extern int _cpp_handle_directive PARAMS ((cpp_reader *)); +extern void _cpp_handle_eof PARAMS ((cpp_reader *)); +extern void _cpp_output_line_command PARAMS ((cpp_reader *, + enum file_change_code)); + + #endif |