github.com/rajveermalviya/gamen@v0.1.2-0.20220930195403-9be15877c1aa/internal/xcb/include/X11/Xosdefs.h (about)

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