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Major changes to the DOS/djgpp port (including threading):
[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
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20/* HAS_GROUP
21 * This symbol, if defined, indicates that the getgrnam(),
22 * getgrgid(), and getgrent() routines are available to
23 * get group entries.
79072805 24 */
95146c06 25#define HAS_GROUP / **/
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26
27/* HAS_PASSWD
28 * This symbol, if defined, indicates that the getpwnam(),
29 * getpwuid(), and getpwent() routines are available to
30 * get password entries.
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
45/* USE_STAT_RDEV:
46 * This symbol is defined if this system has a stat structure declaring
47 * st_rdev
48 */
95146c06 49#define USE_STAT_RDEV / **/
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50
51/* ACME_MESS:
52 * This symbol, if defined, indicates that error messages should be
53 * should be generated in a format that allows the use of the Acme
54 * GUI/editor's autofind feature.
55 */
56#undef ACME_MESS /**/
57
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58/* UNLINK_ALL_VERSIONS:
59 * This symbol, if defined, indicates that the program should arrange
60 * to remove all versions of a file if unlink() is called. This is
61 * probably only relevant for VMS.
62 */
95146c06 63/* #define UNLINK_ALL_VERSIONS / **/
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64
65/* VMS:
66 * This symbol, if defined, indicates that the program is running under
67 * VMS. It is currently automatically set by cpps running under VMS,
68 * and is included here for completeness only.
69 */
95146c06 70/* #define VMS / **/
ed6116ce 71
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72/* ALTERNATE_SHEBANG:
73 * This symbol, if defined, contains a "magic" string which may be used
74 * as the first line of a Perl program designed to be executed directly
75 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
76 * begins with a character other then #, then Perl will only treat
77 * it as a command line if if finds the string "perl" in the first
78 * word; otherwise it's treated as the first line of code in the script.
79 * (IOW, Perl won't hand off to another interpreter via an alternate
80 * shebang sequence that might be legal Perl code.)
81 */
82/* #define ALTERNATE_SHEBANG "#!" / **/
83
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84#if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX)
85# include <signal.h>
86#endif
87
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88#ifndef SIGABRT
89# define SIGABRT SIGILL
90#endif
91#ifndef SIGILL
92# define SIGILL 6 /* blech */
93#endif
94#define ABORT() kill(getpid(),SIGABRT);
95
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96/*
97 * fwrite1() should be a routine with the same calling sequence as fwrite(),
98 * but which outputs all of the bytes requested as a single stream (unlike
99 * fwrite() itself, which on some systems outputs several distinct records
100 * if the number_of_items parameter is >1).
101 */
102#define fwrite1 fwrite
103
104#define Stat(fname,bufptr) stat((fname),(bufptr))
105#define Fstat(fd,bufptr) fstat((fd),(bufptr))
a5f75d66 106#define Fflush(fp) fflush(fp)
8cc95fdb 107#define Mkdir(path,mode) mkdir((path),(mode))
a0d0e21e 108
60e4866f 109#ifndef PERL_SYS_INIT
35f48355 110#ifdef PERL_SCO5
60e4866f 111/* this should be set in a hint file, not here */
18f739ee 112# define PERL_SYS_INIT(c,v) fpsetmask(0); MALLOC_INIT
35f48355 113#else
18f739ee 114# define PERL_SYS_INIT(c,v) MALLOC_INIT
35f48355 115#endif
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116#endif
117
118#ifndef PERL_SYS_TERM
18f739ee 119#define PERL_SYS_TERM() MALLOC_TERM
60e4866f 120#endif
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121
122#define BIT_BUCKET "/dev/null"
123
a3c8358c 124#define dXSUB_SYS