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fecd2382 RP |
1 | /* output-file.c - Deal with the output file |
2 | Copyright (C) 1987, 1990, 1991 Free Software Foundation, Inc. | |
a39116f1 RP |
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 2, 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. */ | |
fecd2382 RP |
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 | ||
a39116f1 | 27 | /* note that we do need config info. xoxorich. */ |
fecd2382 RP |
28 | |
29 | /* #include "style.h" */ | |
30 | #include <stdio.h> | |
31 | ||
32 | #include "as.h" | |
33 | ||
34 | #include "output-file.h" | |
a39116f1 RP |
35 | #ifdef BFD_HEADERS |
36 | #include "bfd.h" | |
37 | bfd *stdoutput; | |
38 | void output_file_create(name) | |
39 | char *name; | |
40 | { | |
41 | if(name[0]=='-' && name[1]=='\0') { | |
42 | as_perror("FATAL: Can't open a bfd on stdout %s ", name); | |
43 | } | |
44 | else if ( ! (stdoutput = bfd_openw( name, TARGET_FORMAT )) ) | |
45 | { | |
46 | as_perror ("FATAL: Can't create %s", name); | |
47 | exit(42); | |
48 | } | |
49 | bfd_set_format(stdoutput, bfd_object); | |
50 | } | |
51 | /* output_file_create() */ | |
52 | ||
53 | ||
54 | void output_file_close(filename) | |
55 | char *filename; | |
56 | { | |
57 | /* Close the bfd without getting bfd to write out anything by itself */ | |
58 | if ( bfd_close_all_done( stdoutput ) == 0 ) | |
59 | { | |
60 | as_perror ("FATAL: Can't close %s\n", filename); | |
61 | exit(42); | |
62 | } | |
63 | stdoutput = NULL; /* Trust nobody! */ | |
64 | } /* output_file_close() */ | |
65 | ||
66 | void output_file_append(where, length, filename) | |
67 | char *where; | |
68 | long length; | |
69 | char *filename; | |
70 | { | |
71 | abort(); /* Never do this */ | |
72 | } | |
73 | ||
74 | #else | |
fecd2382 RP |
75 | |
76 | static FILE *stdoutput; | |
77 | ||
78 | void output_file_create(name) | |
79 | char *name; | |
80 | { | |
a39116f1 RP |
81 | if(name[0]=='-' && name[1]=='\0') |
82 | stdoutput=stdout; | |
83 | else if ( ! (stdoutput = fopen( name, "w" )) ) | |
84 | { | |
85 | as_perror ("FATAL: Can't create %s", name); | |
86 | exit(42); | |
87 | } | |
fecd2382 RP |
88 | } /* output_file_create() */ |
89 | ||
90 | ||
91 | ||
92 | void output_file_close(filename) | |
93 | char *filename; | |
94 | { | |
a39116f1 RP |
95 | if ( EOF == fclose( stdoutput ) ) |
96 | { | |
97 | as_perror ("FATAL: Can't close %s", filename); | |
98 | exit(42); | |
99 | } | |
100 | stdoutput = NULL; /* Trust nobody! */ | |
fecd2382 RP |
101 | } /* output_file_close() */ |
102 | ||
103 | void output_file_append(where, length, filename) | |
104 | char *where; | |
105 | long length; | |
106 | char *filename; | |
107 | { | |
a39116f1 RP |
108 | |
109 | for (; length; length--,where++) | |
110 | { | |
111 | (void)putc(*where,stdoutput); | |
112 | if(ferror(stdoutput)) | |
113 | /* if ( EOF == (putc( *where, stdoutput )) ) */ | |
114 | { | |
115 | as_perror("Failed to emit an object byte", filename); | |
116 | as_fatal("Can't continue"); | |
117 | } | |
118 | } | |
fecd2382 | 119 | } /* output_file_append() */ |
a39116f1 | 120 | #endif |
8b228fe9 RP |
121 | |
122 | /* end of output-file.c */ |