xref: /openbsd-src/gnu/usr.bin/perl/dosish.h (revision 8500990981f885cbe5e6a4958549cacc238b5ae6)
1 /*    dosish.h
2  *
3  *    Copyright (c) 1997-2002, Larry Wall
4  *
5  *    You may distribute under the terms of either the GNU General Public
6  *    License or the Artistic License, as specified in the README file.
7  *
8  */
9 
10 #define ABORT() abort();
11 
12 #ifndef SH_PATH
13 #define SH_PATH "/bin/sh"
14 #endif
15 
16 #ifdef DJGPP
17 #  define BIT_BUCKET "nul"
18 #  define OP_BINARY O_BINARY
19 #  define PERL_SYS_INIT(c,v) Perl_DJGPP_init(c,v)
20 #  define init_os_extras Perl_init_os_extras
21 #  include <signal.h>
22 #  define HAS_UTIME
23 #  define HAS_KILL
24    char *djgpp_pathexp (const char*);
25    void Perl_DJGPP_init (int *argcp,char ***argvp);
26 #  if (DJGPP==2 && DJGPP_MINOR < 2)
27 #    define NO_LOCALECONV_MON_THOUSANDS_SEP
28 #  endif
29 #  ifdef USE_5005THREADS
30 #    define OLD_PTHREADS_API
31 #  endif
32 #  define PERL_FS_VER_FMT	"%d_%d_%d"
33 #else	/* DJGPP */
34 #  ifdef WIN32
35 #    define PERL_SYS_INIT(c,v)	Perl_win32_init(c,v)
36 #    define BIT_BUCKET "nul"
37 #  else
38 #	 ifdef NETWARE
39 #      define PERL_SYS_INIT(c,v)	Perl_nw5_init(c,v)
40 #      define BIT_BUCKET "nwnul"
41 #    else
42 #      define PERL_SYS_INIT(c,v)
43 #      define BIT_BUCKET "\\dev\\nul" /* "wanna be like, umm, Newlined, or somethin?" */
44 #    endif /* NETWARE */
45 #  endif
46 #endif	/* DJGPP */
47 
48 #define PERL_SYS_TERM() OP_REFCNT_TERM; MALLOC_TERM
49 #define dXSUB_SYS
50 
51 /*
52  * 5.003_07 and earlier keyed on #ifdef MSDOS for determining if we were
53  * running on DOS, *and* if we had to cope with 16 bit memory addressing
54  * constraints, *and* we need to have memory allocated as unsigned long.
55  *
56  * with the advent of *real* compilers for DOS, they are not locked together.
57  * MSDOS means "I am running on MSDOS". HAS_64K_LIMIT means "I have
58  * 16 bit memory addressing constraints".
59  *
60  * if you need the last, try #DEFINE MEM_SIZE unsigned long.
61  */
62 #ifdef MSDOS
63  #ifndef DJGPP
64   #define HAS_64K_LIMIT
65  #endif
66 #endif
67 
68 /* USEMYBINMODE
69  *	This symbol, if defined, indicates that the program should
70  *	use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
71  *	that a file is in "binary" mode -- that is, that no translation
72  *	of bytes occurs on read or write operations.
73  */
74 #undef USEMYBINMODE
75 
76 /* Stat_t:
77  *	This symbol holds the type used to declare buffers for information
78  *	returned by stat().  It's usually just struct stat.  It may be necessary
79  *	to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
80  *	information.
81  */
82 #if defined(WIN64) || defined(USE_LARGE_FILES)
83 #define Stat_t struct _stati64
84 #else
85 #define Stat_t struct stat
86 #endif
87 
88 /* USE_STAT_RDEV:
89  *	This symbol is defined if this system has a stat structure declaring
90  *	st_rdev
91  */
92 #define USE_STAT_RDEV 	/**/
93 
94 /* ACME_MESS:
95  *	This symbol, if defined, indicates that error messages should be
96  *	should be generated in a format that allows the use of the Acme
97  *	GUI/editor's autofind feature.
98  */
99 #undef ACME_MESS	/**/
100 
101 /* ALTERNATE_SHEBANG:
102  *	This symbol, if defined, contains a "magic" string which may be used
103  *	as the first line of a Perl program designed to be executed directly
104  *	by name, instead of the standard Unix #!.  If ALTERNATE_SHEBANG
105  *	begins with a character other then #, then Perl will only treat
106  *	it as a command line if it finds the string "perl" in the first
107  *	word; otherwise it's treated as the first line of code in the script.
108  *	(IOW, Perl won't hand off to another interpreter via an alternate
109  *	shebang sequence that might be legal Perl code.)
110  */
111 /* #define ALTERNATE_SHEBANG "#!" / **/
112 
113 /*
114  * fwrite1() should be a routine with the same calling sequence as fwrite(),
115  * but which outputs all of the bytes requested as a single stream (unlike
116  * fwrite() itself, which on some systems outputs several distinct records
117  * if the number_of_items parameter is >1).
118  */
119 #define fwrite1 fwrite
120 
121 #define Fstat(fd,bufptr)   fstat((fd),(bufptr))
122 #ifdef DJGPP
123 #   define Fflush(fp)      djgpp_fflush(fp)
124 #else
125 #   define Fflush(fp)      fflush(fp)
126 #endif
127 #define Mkdir(path,mode)   mkdir((path),(mode))
128 
129 #ifndef WIN32
130 #  define Stat(fname,bufptr) stat((fname),(bufptr))
131 #else
132 #  define HAS_IOCTL
133 #  define HAS_UTIME
134 #  define HAS_KILL
135 #  define HAS_WAIT
136 #  define HAS_CHOWN
137 #endif	/* WIN32 */
138