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comparison packages/language/c/libc/current/src/stdio/common/stderr.cxx @ 2:443894e2e912 ecos-v1_2_1-release

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Block commit of eCos version 1.2.1
author jlarmour
date Tue, 11 May 1999 12:24:34 +0000
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children c38311975d4f
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1:72f549f0d891 2:443894e2e912
1 //========================================================================
2 //
3 // stderr.cxx
4 //
5 // Initialization of stderr stream for ISO C library
6 //
7 //========================================================================
8 //####COPYRIGHTBEGIN####
9 //
10 // -------------------------------------------
11 // The contents of this file are subject to the Cygnus eCos Public License
12 // Version 1.0 (the "License"); you may not use this file except in
13 // compliance with the License. You may obtain a copy of the License at
14 // http://sourceware.cygnus.com/ecos
15 //
16 // Software distributed under the License is distributed on an "AS IS"
17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
18 // License for the specific language governing rights and limitations under
19 // the License.
20 //
21 // The Original Code is eCos - Embedded Cygnus Operating System, released
22 // September 30, 1998.
23 //
24 // The Initial Developer of the Original Code is Cygnus. Portions created
25 // by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions. All Rights Reserved.
26 // -------------------------------------------
27 //
28 //####COPYRIGHTEND####
29 //========================================================================
30 //#####DESCRIPTIONBEGIN####
31 //
32 // Author(s): jlarmour
33 // Contributors: jlarmour
34 // Date: 1999-01-15
35 // Purpose: Initialization of stderr stream for ISO C library
36 // Description: We put all this in a separate file in the hope that if
37 // no-one uses stderr, then it is not included in the image
38 // Usage:
39 //
40 //####DESCRIPTIONEND####
41 //
42 //========================================================================
43
44 // CONFIGURATION
45
46 #include <pkgconf/libc.h> // Configuration header
47
48 #ifdef CYGPKG_LIBC_STDIO
49
50 // Don't let us get the stream definitions of stdin/out/err from stdio.h
51 // since we are going to break the type safety :-(
52 #define CYGPRI_LIBC_STDIO_NO_DEFAULT_STREAMS
53
54 // And we don't need the stdio inlines, which will otherwise complain if
55 // stdin/out/err are not available
56 #ifdef CYGIMP_LIBC_STDIO_INLINES
57 # undef CYGIMP_LIBC_STDIO_INLINES
58 #endif
59
60 // INCLUDES
61
62 #include <cyg/infra/cyg_type.h> // Common type definitions and support
63 #include "clibincl/stream.hxx" // Cyg_StdioStream class
64 #include "clibincl/stdiofiles.hxx" // C library files
65 #include "clibincl/stdiosupp.hxx" // Cyg_libc_stdio_find_filename()
66
67 // STATICS
68
69 Cyg_StdioStream
70 cyg_libc_stdio_stderr CYG_INIT_PRIORITY(LIBC) = Cyg_StdioStream(
71 Cyg_libc_stdio_find_filename(CYGDAT_LIBC_STDIO_DEFAULT_CONSOLE),
72 Cyg_StdioStream::CYG_STREAM_WRITE, false, false, _IONBF, 0, NULL );
73
74 // CLASSES
75
76 // This is a dummy class just so we can execute arbitrary code when
77 // stderr is requested
78
79 class cyg_libc_dummy_stderr_init_class {
80 public:
81 cyg_libc_dummy_stderr_init_class(void) {
82 Cyg_libc_stdio_files::set_file_stream(2, &cyg_libc_stdio_stderr);
83 }
84 };
85
86 // And here's an instance of the class just to make the code run
87 static cyg_libc_dummy_stderr_init_class cyg_libc_dummy_stderr_init
88 CYG_INIT_PRIORITY(LIBC);
89
90 #endif // ifdef CYGPKG_LIBC_STDIO
91
92 // EOF stderr.cxx