76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
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/* scan.h - Utility declarations for scan-decls and fix-header programs.
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Copyright (C) 1993 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include <stdio.h>
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typedef struct sstring
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{
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char *base;
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char *ptr;
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char *limit;
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} sstring;
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#define INIT_SSTRING(STR) ((STR)->base = 0, (STR)->ptr = 0, (STR)->limit = 0)
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#define FREE_SSTRING(STR) do { if ((STR)->base) free (STR)->base; } while(0)
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#define SSTRING_PUT(STR, C) do {\
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if ((STR)->limit <= (STR)->ptr) make_sstring_space (STR, 1); \
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*(STR)->ptr++ = (C); } while (0)
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#define SSTRING_LENGTH(STR) ((STR)->ptr - (STR)->base)
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#define MAKE_SSTRING_SPACE(STR, COUNT) \
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if ((STR)->limit - (STR)->ptr < (COUNT)) make_sstring_space (STR, COUNT);
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#ifndef _PARAMS
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#if defined(__STDC__) || defined(__cplusplus)
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#define _PARAMS(args) args
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#else
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#define _PARAMS(args) ()
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#endif
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#endif
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struct partial_proto;
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struct fn_decl
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{
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char *fname;
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char *rtype;
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char *params;
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struct partial_proto *partial;
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};
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extern int lineno;
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extern void sstring_append _PARAMS((sstring*, sstring*));
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extern void make_sstring_space _PARAMS((sstring*, int));
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extern int skip_spaces _PARAMS((FILE*, int));
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extern int scan_ident _PARAMS((FILE *, sstring *, int));
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extern int scan_string _PARAMS((FILE*, sstring *, int));
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extern int read_upto _PARAMS((FILE*, sstring*, int));
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extern char *xmalloc _PARAMS((unsigned));
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extern char *xrealloc _PARAMS((char *, unsigned));
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extern unsigned long hash _PARAMS((const char*));
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/* get_token is a simple C lexer. */
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#define IDENTIFIER_TOKEN 300
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#define CHAR_TOKEN 301
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#define STRING_TOKEN 302
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#define INT_TOKEN 303
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extern int get_token _PARAMS ((FILE*, sstring*));
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/* Current file and line numer, taking #-directives into account */
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extern int source_lineno;
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extern sstring source_filename;
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/* Current physical line number */
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extern int lineno;
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