| 1 | /* |
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| 2 | * O/S-dependent (mis)feature macro definitions |
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| 3 | * |
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| 4 | Copyright 1991, 1998 The Open Group |
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| 5 | |
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| 6 | Permission to use, copy, modify, distribute, and sell this software and its |
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| 7 | documentation for any purpose is hereby granted without fee, provided that |
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| 8 | the above copyright notice appear in all copies and that both that |
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| 9 | copyright notice and this permission notice appear in supporting |
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| 10 | documentation. |
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| 11 | |
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| 12 | The above copyright notice and this permission notice shall be included in |
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| 13 | all copies or substantial portions of the Software. |
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| 14 | |
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| 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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| 18 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
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| 19 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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| 20 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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| 21 | |
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| 22 | Except as contained in this notice, the name of The Open Group shall not be |
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| 23 | used in advertising or otherwise to promote the sale, use or other dealings |
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| 24 | in this Software without prior written authorization from The Open Group. |
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| 25 | */ |
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| 26 | |
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| 27 | #ifndef _XOSDEFS_H_ |
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| 28 | # define _XOSDEFS_H_ |
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| 29 | |
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| 30 | /* |
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| 31 | * X_NOT_POSIX means does not have POSIX header files. Lack of this |
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| 32 | * symbol does NOT mean that the POSIX environment is the default. |
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| 33 | * You may still have to define _POSIX_SOURCE to get it. |
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| 34 | */ |
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| 35 | |
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| 36 | |
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| 37 | # ifdef _SCO_DS |
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| 38 | # ifndef __SCO__ |
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| 39 | # define __SCO__ |
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| 40 | # endif |
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| 41 | # endif |
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| 42 | |
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| 43 | # ifdef __i386__ |
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| 44 | # ifdef SYSV |
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| 45 | # if !defined(__SCO__) && \ |
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| 46 | !defined(__UNIXWARE__) && !defined(__sun) |
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| 47 | # if !defined(_POSIX_SOURCE) |
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| 48 | # define X_NOT_POSIX |
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| 49 | # endif |
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| 50 | # endif |
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| 51 | # endif |
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| 52 | # endif |
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| 53 | |
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| 54 | # ifdef __sun |
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| 55 | /* Imake configs define SVR4 on Solaris, but cc & gcc only define __SVR4 |
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| 56 | * This check allows non-Imake configured programs to build correctly. |
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| 57 | */ |
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| 58 | # if defined(__SVR4) && !defined(SVR4) |
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| 59 | # define SVR4 1 |
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| 60 | # endif |
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| 61 | # ifdef SVR4 |
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| 62 | /* define this to whatever it needs to be */ |
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| 63 | # define X_POSIX_C_SOURCE 199300L |
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| 64 | # endif |
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| 65 | # endif |
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| 66 | |
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| 67 | # ifdef WIN32 |
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| 68 | # ifndef _POSIX_ |
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| 69 | # define X_NOT_POSIX |
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| 70 | # endif |
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| 71 | # endif |
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| 72 | |
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| 73 | |
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| 74 | # ifdef __APPLE__ |
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| 75 | # define NULL_NOT_ZERO |
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| 76 | |
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| 77 | /* Defining any of these will sanitize the namespace to JUST want is defined by |
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| 78 | * that particular standard. If that happens, we don't get some expected |
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| 79 | * prototypes, typedefs, etc (like fd_mask). We can define _DARWIN_C_SOURCE to |
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| 80 | * loosen our belts a tad. |
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| 81 | */ |
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| 82 | # if defined(_XOPEN_SOURCE) || defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) |
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| 83 | # ifndef _DARWIN_C_SOURCE |
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| 84 | # define _DARWIN_C_SOURCE |
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| 85 | # endif |
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| 86 | # endif |
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| 87 | |
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| 88 | # endif |
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| 89 | |
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| 90 | # ifdef __GNU__ |
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| 91 | # ifndef PATH_MAX |
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| 92 | # define PATH_MAX 4096 |
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| 93 | # endif |
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| 94 | # ifndef MAXPATHLEN |
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| 95 | # define MAXPATHLEN 4096 |
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| 96 | # endif |
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| 97 | # endif |
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| 98 | |
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| 99 | # if defined(__SCO__) || defined(__UNIXWARE__) |
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| 100 | # ifndef PATH_MAX |
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| 101 | # define PATH_MAX 1024 |
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| 102 | # endif |
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| 103 | # ifndef MAXPATHLEN |
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| 104 | # define MAXPATHLEN 1024 |
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| 105 | # endif |
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| 106 | # endif |
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| 107 | |
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| 108 | # if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__) \ |
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| 109 | || defined(__APPLE__) || defined(__DragonFly__) |
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| 110 | # ifndef CSRG_BASED |
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| 111 | # define CSRG_BASED |
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| 112 | # endif |
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| 113 | # endif |
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| 114 | |
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| 115 | #endif /* _XOSDEFS_H_ */ |
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| 116 | |
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| 117 | |
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