projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 7b374118 NW |
1 | /* output-file.c - Deal with the output 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 | * Confines all details of emitting object bytes to this module. | |
| 22 | * All O/S specific crocks should live here. | |
| 23 | * What we lose in "efficiency" we gain in modularity. | |
| 24 | * Note we don't need to #include the "as.h" file. No common coupling! | |
| 25 | */ | |
| 26 | ||
| 27 | /* #include "style.h" */ | |
| 28 | #include <stdio.h> | |
| 29 | ||
| 30 | void as_perror(); | |
| 31 | ||
| 32 | static FILE * | |
| 33 | stdoutput; | |
| 34 | ||
| 35 | void | |
| 36 | output_file_create (name) | |
| 37 | char * name; | |
| 38 | { | |
| 39 | if(name[0]=='-' && name[1]=='\0') | |
| 40 | stdoutput=stdout; | |
| 41 | else if ( ! (stdoutput = fopen( name, "w" )) ) | |
| 42 | { | |
| 43 | as_perror ("FATAL: Can't create %s", name); | |
| 44 | exit(42); | |
| 45 | } | |
| 46 | } | |
| 47 | ||
| 48 | ||
| 49 | ||
| 50 | void | |
| 51 | output_file_close (filename) | |
| 52 | char * filename; | |
| 53 | { | |
| 54 | if ( EOF == fclose( stdoutput ) ) | |
| 55 | { | |
| 56 | as_perror ("FATAL: Can't close %s", filename); | |
| 57 | exit(42); | |
| 58 | } | |
| 59 | stdoutput = NULL; /* Trust nobody! */ | |
| 60 | } | |
| 61 | ||
| 62 | void | |
| 63 | output_file_append (where, length, filename) | |
| 64 | char * where; | |
| 65 | long int length; | |
| 66 | char * filename; | |
| 67 | { | |
| 68 | ||
| 69 | for (; length; length--,where++) | |
| 70 | { | |
| 71 | (void)putc(*where,stdoutput); | |
| 72 | if(ferror(stdoutput)) | |
| 73 | /* if ( EOF == (putc( *where, stdoutput )) ) */ | |
| 74 | { | |
| 75 | as_perror("Failed to emit an object byte", filename); | |
| 76 | as_fatal("Can't continue"); | |
| 77 | } | |
| 78 | } | |
| 79 | } | |
| 80 | ||
| 81 | /* end: output-file.c */ |