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Annotation of GNUtools/cctools/as/as.h, revision 1.1.1.1

1.1       root        1: /* as.h - global header file
                      2:    Copyright (C) 1987 Free Software Foundation, Inc.
                      3: 
                      4: This file is part of GAS, the GNU Assembler.
                      5: 
                      6: GAS is free software; you can redistribute it and/or modify
                      7: it under the terms of the GNU General Public License as published by
                      8: the Free Software Foundation; either version 1, or (at your option)
                      9: any later version.
                     10: 
                     11: GAS is distributed in the hope that it will be useful,
                     12: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     14: GNU General Public License for more details.
                     15: 
                     16: You should have received a copy of the GNU General Public License
                     17: along with GAS; see the file COPYING.  If not, write to
                     18: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     19: 
                     20: /*
                     21:  * CAPITALISED names are #defined.
                     22:  * "lowercaseT" is a typedef of "lowercase" objects.
                     23:  * "lowercaseP" is type "pointer to object of type 'lowercase'".
                     24:  * "lowercaseS" is typedef struct ... lowercaseS.
                     25:  *
                     26:  * #define SUSPECT when debugging.
                     27:  * If TEST is #defined, then we are testing a module.
                     28:  */
                     29: 
                     30: /* These #defines are for parameters of entire assembler. */
                     31: 
                     32: /*
                     33:  * asserts() from <assert.h> are DISabled when NDEBUG is defined and
                     34:  * asserts() from <assert.h> are ENabled  when NDEBUG is undefined.
                     35:  * For speed NDEBUG is defined so assert()'s are left out.
                     36: #undef NDEBUG
                     37:  */
                     38: #define NDEBUG
                     39: 
                     40: /*
                     41:  * For speed SUSPECT is undefined.
                     42: #define SUSPECT
                     43:  */
                     44: #undef SUSPECT
                     45: 
                     46: /* These #imports are for type definitions etc. */
                     47: #import <stdio.h>
                     48: #import <assert.h>
                     49: #import <mach/machine.h>
                     50: 
                     51: /* These defines are potentially useful */
                     52: #undef FALSE
                     53: #define FALSE  (0)
                     54: #undef TRUE
                     55: #define TRUE   (!FALSE)
                     56: #define ASSERT assert
                     57: 
                     58: #define BAD_CASE(value)                                                        \
                     59: {                                                                      \
                     60:   as_fatal ("Case value %d unexpected at line %d of file \"%s\"\n",    \
                     61:           value, __LINE__, __FILE__);                                  \
                     62: }
                     63: 
                     64: /* These are assembler-wide concepts */
                     65: #ifdef SUSPECT
                     66: #define register               /* no registers: helps debugging */
                     67: #define know(p) ASSERT(p)      /* know() is less ugly than #ifdef SUSPECT/ */
                     68:                                /* assert()/#endif. */
                     69: #else
                     70: #define know(p)                        /* know() checks are no-op.ed */
                     71: #endif
                     72: 
                     73: 
                     74: /*
                     75:  * main program "as.c" (command arguments etc)
                     76:  */
                     77: 
                     78: /* ['x'] TRUE if "-x" seen. */
                     79: extern char flagseen[128];
                     80: 
                     81: /* name of emitted object file, argument to -o if specified */
                     82: extern char *out_file_name;
                     83: 
                     84: /* TRUE if -force_cpusubtype_ALL is specified */
                     85: extern int force_cpusubtype_ALL;
                     86: 
                     87: /* set to the corresponding cpusubtype if -arch flag is specified */
                     88: extern cpu_subtype_t archflag_cpusubtype;
                     89: 
                     90: /* -I path options for .includes */
                     91: struct directory_stack {
                     92:     struct directory_stack *next;
                     93:     char *fname;
                     94: };
                     95: extern struct directory_stack include_defaults[];
                     96: extern struct directory_stack *include;

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