gas/read.h

   1 /* read.h - of read.c
   2
   3    Copyright (C) 1986, 1990, 1992 Free Software Foundation, Inc.
   4
   5    This file is part of GAS, the GNU Assembler.
   6
   7    GAS is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2, or (at your option)
  10    any later version.
  11
  12    GAS is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GAS; see the file COPYING.  If not, write to
  19    the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  20
  21 extern char *input_line_pointer;/* -> char we are parsing now. */
  22
  23 #define PERMIT_WHITESPACE       /* Define to make whitespace be allowed in */
  24 /* many syntactically unnecessary places. */
  25 /* Normally undefined. For compatibility */
  26 /* with ancient GNU cc. */
  27 /* #undef PERMIT_WHITESPACE */
  28
  29 #ifdef PERMIT_WHITESPACE
  30 #define SKIP_WHITESPACE() {if (* input_line_pointer == ' ') ++ input_line_pointer;}
  31 #else
  32 #define SKIP_WHITESPACE() know(*input_line_pointer != ' ' )
  33 #endif
  34
  35
  36 #define LEX_NAME        (1)     /* may continue a name */
  37 #define LEX_BEGIN_NAME  (2)     /* may begin a name */
  38
  39 #define is_name_beginner(c)     ( lex_type[c] & LEX_BEGIN_NAME )
  40 #define is_part_of_name(c)      ( lex_type[c] & LEX_NAME       )
  41
  42 #ifndef is_a_char
  43 #define CHAR_MASK       (0xff)
  44 #define NOT_A_CHAR      (CHAR_MASK+1)
  45 #define is_a_char(c)    (((unsigned)(c)) <= CHAR_MASK)
  46 #endif /* is_a_char() */
  47
  48 extern const char lex_type[];
  49 extern char is_end_of_line[];
  50
  51 /* These are initialized by the CPU specific target files (tc-*.c).  */
  52 extern const char comment_chars[];
  53 extern const char line_comment_chars[];
  54 extern const char line_separator_chars[];
  55
  56 #if __STDC__ == 1
  57
  58 char *demand_copy_C_string (int *len_pointer);
  59 char get_absolute_expression_and_terminator (long *val_pointer);
  60 long get_absolute_expression (void);
  61 void add_include_dir (char *path);
  62 void big_cons (int nbytes);
  63 void cons (unsigned int nbytes);
  64 void demand_empty_rest_of_line (void);
  65 void equals (char *sym_name);
  66 void float_cons (int float_type);
  67 void ignore_rest_of_line (void);
  68 void pseudo_set (symbolS * symbolP);
  69 void read_a_source_file (char *name);
  70 void read_begin (void);
  71 void s_abort (void);
  72 void s_align_bytes (int arg);
  73 void s_align_ptwo (void);
  74 void s_app_file (void);
  75 /* void s_bss(void); -- unneeded; always static when used */
  76 void s_comm (void);
  77 void s_data (void);
  78 void s_else (int arg);
  79 void s_end (int arg);
  80 void s_endif (int arg);
  81 void s_fill (void);
  82 void s_globl (void);
  83 void s_if (int arg);
  84 void s_ifdef (int arg);
  85 void s_ifeqs (int arg);
  86 void s_ignore (int arg);
  87 void s_include (int arg);
  88 void s_lcomm (int needs_align);
  89 void s_lsym (void);
  90 void s_org (void);
  91 void s_set (void);
  92 void s_space (int mult);
  93 void s_text (void);
  94
  95 #else /* not __STDC__ */
  96
  97 char *demand_copy_C_string ();
  98 char get_absolute_expression_and_terminator ();
  99 long get_absolute_expression ();
 100 void add_include_dir ();
 101 void big_cons ();
 102 void cons ();
 103 void demand_empty_rest_of_line ();
 104 void equals ();
 105 void float_cons ();
 106 void ignore_rest_of_line ();
 107 void pseudo_set ();
 108 void read_a_source_file ();
 109 void read_begin ();
 110 void s_abort ();
 111 void s_align_bytes ();
 112 void s_align_ptwo ();
 113 void s_app_file ();
 114 /* void s_bss(); -- unneeded; always static when used */
 115 void s_comm ();
 116 void s_data ();
 117 void s_else ();
 118 void s_end ();
 119 void s_endif ();
 120 void s_fill ();
 121 void s_globl ();
 122 void s_if ();
 123 void s_ifdef ();
 124 void s_ifeqs ();
 125 void s_ignore ();
 126 void s_include ();
 127 void s_lcomm ();
 128 void s_lsym ();
 129 void s_org ();
 130 void s_set ();
 131 void s_space ();
 132 void s_text ();
 133
 134 #endif /* not __STDC__ */
 135
 136 /*
 137  * Local Variables:
 138  * comment-column: 0
 139  * fill-column: 131
 140  * End:
 141  */
 142
 143 /* end of read.h */