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[perl5.git] / unixish.h
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1/*
2 * The following symbols are defined if your operating system supports
3 * functions by that name. All Unixes I know of support them, thus they
4 * are not checked by the configuration script, but are directly defined
5 * here.
6 */
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7
8/* HAS_IOCTL:
9 * This symbol, if defined, indicates that the ioctl() routine is
10 * available to set I/O characteristics
11 */
95146c06 12#define HAS_IOCTL / **/
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13
14/* HAS_UTIME:
15 * This symbol, if defined, indicates that the routine utime() is
16 * available to update the access and modification times of files.
17 */
95146c06 18#define HAS_UTIME / **/
a0d0e21e 19
1aef975c 20/* HAS_GROUP
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21 * This symbol, if defined, indicates that the getgrnam() and
22 * getgrgid() routines are available to get group entries.
23 * The getgrent() has a separate definition, HAS_GETGRENT.
79072805 24 */
95146c06 25#define HAS_GROUP / **/
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26
27/* HAS_PASSWD
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28 * This symbol, if defined, indicates that the getpwnam() and
29 * getpwuid() routines are available to get password entries.
30 * The getpwent() has a separate definition, HAS_GETPWENT.
1aef975c 31 */
95146c06 32#define HAS_PASSWD / **/
79072805 33
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34#define HAS_KILL
35#define HAS_WAIT
16d20bd9 36
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37/* USEMYBINMODE
38 * This symbol, if defined, indicates that the program should
39 * use the routine my_binmode(FILE *fp, char iotype) to insure
40 * that a file is in "binary" mode -- that is, that no translation
41 * of bytes occurs on read or write operations.
42 */
43#undef USEMYBINMODE
44
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45/* Stat_t:
46 * This symbol holds the type used to declare buffers for information
47 * returned by stat(). It's usually just struct stat. It may be necessary
48 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
49 * information.
50 */
51#define Stat_t struct stat
52
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53/* USE_STAT_RDEV:
54 * This symbol is defined if this system has a stat structure declaring
55 * st_rdev
56 */
95146c06 57#define USE_STAT_RDEV / **/
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58
59/* ACME_MESS:
60 * This symbol, if defined, indicates that error messages should be
61 * should be generated in a format that allows the use of the Acme
62 * GUI/editor's autofind feature.
63 */
64#undef ACME_MESS /**/
65
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66/* UNLINK_ALL_VERSIONS:
67 * This symbol, if defined, indicates that the program should arrange
68 * to remove all versions of a file if unlink() is called. This is
69 * probably only relevant for VMS.
70 */
95146c06 71/* #define UNLINK_ALL_VERSIONS / **/
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72
73/* VMS:
74 * This symbol, if defined, indicates that the program is running under
75 * VMS. It is currently automatically set by cpps running under VMS,
76 * and is included here for completeness only.
77 */
95146c06 78/* #define VMS / **/
ed6116ce 79
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80/* ALTERNATE_SHEBANG:
81 * This symbol, if defined, contains a "magic" string which may be used
82 * as the first line of a Perl program designed to be executed directly
83 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
84 * begins with a character other then #, then Perl will only treat
85 * it as a command line if if finds the string "perl" in the first
86 * word; otherwise it's treated as the first line of code in the script.
87 * (IOW, Perl won't hand off to another interpreter via an alternate
88 * shebang sequence that might be legal Perl code.)
89 */
90/* #define ALTERNATE_SHEBANG "#!" / **/
91
099685bc 92#if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX) || defined(__NetBSD__)
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93# include <signal.h>
94#endif
95
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96#ifndef SIGABRT
97# define SIGABRT SIGILL
98#endif
99#ifndef SIGILL
100# define SIGILL 6 /* blech */
101#endif
102#define ABORT() kill(getpid(),SIGABRT);
103
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104/*
105 * fwrite1() should be a routine with the same calling sequence as fwrite(),
106 * but which outputs all of the bytes requested as a single stream (unlike
107 * fwrite() itself, which on some systems outputs several distinct records
108 * if the number_of_items parameter is >1).
109 */
110#define fwrite1 fwrite
111
112#define Stat(fname,bufptr) stat((fname),(bufptr))
113#define Fstat(fd,bufptr) fstat((fd),(bufptr))
a5f75d66 114#define Fflush(fp) fflush(fp)
8cc95fdb 115#define Mkdir(path,mode) mkdir((path),(mode))
a0d0e21e 116
a1a0e61e 117/* these should be set in a hint file, not here */
60e4866f 118#ifndef PERL_SYS_INIT
35f48355 119#ifdef PERL_SCO5
18f739ee 120# define PERL_SYS_INIT(c,v) fpsetmask(0); MALLOC_INIT
35f48355 121#else
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122# ifdef POSIX_BC
123# define PERL_SYS_INIT(c,v) sigignore(SIGFPE); MALLOC_INIT
124# else
125# define PERL_SYS_INIT(c,v) MALLOC_INIT
126# endif
35f48355 127#endif
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128#endif
129
130#ifndef PERL_SYS_TERM
18f739ee 131#define PERL_SYS_TERM() MALLOC_TERM
60e4866f 132#endif
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133
134#define BIT_BUCKET "/dev/null"
135
a3c8358c 136#define dXSUB_SYS