xref: /openbsd/gnu/usr.bin/perl/dosish.h (revision a6445c1d)
1 /*    dosish.h
2  *
3  *    Copyright (C) 1993, 1994, 1996, 1997, 1998, 1999,
4  *    2000, 2001, 2002, 2007, by Larry Wall and others
5  *
6  *    You may distribute under the terms of either the GNU General Public
7  *    License or the Artistic License, as specified in the README file.
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_BODY(c,v)					\
20 	 MALLOC_CHECK_TAINT2(*c,*v) Perl_DJGPP_init(c,v); PERLIO_INIT
21 #  define init_os_extras Perl_init_os_extras
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 #  ifndef PERL_CORE
30 #    define PERL_FS_VER_FMT	"%d_%d_%d"
31 #  endif
32 #  define PERL_FS_VERSION	STRINGIFY(PERL_REVISION) "_" \
33 				STRINGIFY(PERL_VERSION) "_" \
34 				STRINGIFY(PERL_SUBVERSION)
35 #else	/* DJGPP */
36 #  ifdef WIN32
37 #    define PERL_SYS_INIT_BODY(c,v)					\
38 	MALLOC_CHECK_TAINT2(*c,*v) Perl_win32_init(c,v); PERLIO_INIT
39 #    define PERL_SYS_TERM_BODY()   Perl_win32_term()
40 #    define BIT_BUCKET "nul"
41 #  else
42 #	 ifdef NETWARE
43 #      define PERL_SYS_INIT_BODY(c,v)					\
44 	MALLOC_CHECK_TAINT2(*c,*v) Perl_nw5_init(c,v); PERLIO_INIT
45 #      define BIT_BUCKET "nwnul"
46 #    else
47 #      define PERL_SYS_INIT_BODY(c,v)		\
48 	MALLOC_CHECK_TAINT2(*c,*v); PERLIO_INIT
49 #      define BIT_BUCKET "\\dev\\nul" /* "wanna be like, umm, Newlined, or somethin?" */
50 #    endif /* NETWARE */
51 #  endif
52 #endif	/* DJGPP */
53 
54 #ifndef PERL_SYS_TERM_BODY
55 #  define PERL_SYS_TERM_BODY() \
56     HINTS_REFCNT_TERM; OP_CHECK_MUTEX_TERM; \
57     OP_REFCNT_TERM; PERLIO_TERM; MALLOC_TERM
58 #endif
59 #define dXSUB_SYS
60 
61 /* USEMYBINMODE
62  *	This symbol, if defined, indicates that the program should
63  *	use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
64  *	that a file is in "binary" mode -- that is, that no translation
65  *	of bytes occurs on read or write operations.
66  */
67 #undef USEMYBINMODE
68 
69 /* Stat_t:
70  *	This symbol holds the type used to declare buffers for information
71  *	returned by stat().  It's usually just struct stat.  It may be necessary
72  *	to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
73  *	information.
74  */
75 #if defined(WIN64) || defined(USE_LARGE_FILES)
76 #define Stat_t struct _stati64
77 #else
78 #if defined(UNDER_CE)
79 #define Stat_t struct xcestat
80 #else
81 #define Stat_t struct stat
82 #endif
83 #endif
84 
85 /* USE_STAT_RDEV:
86  *	This symbol is defined if this system has a stat structure declaring
87  *	st_rdev
88  */
89 #define USE_STAT_RDEV 	/**/
90 
91 /* ACME_MESS:
92  *	This symbol, if defined, indicates that error messages should be
93  *	should be generated in a format that allows the use of the Acme
94  *	GUI/editor's autofind feature.
95  */
96 #undef ACME_MESS	/**/
97 
98 /* ALTERNATE_SHEBANG:
99  *	This symbol, if defined, contains a "magic" string which may be used
100  *	as the first line of a Perl program designed to be executed directly
101  *	by name, instead of the standard Unix #!.  If ALTERNATE_SHEBANG
102  *	begins with a character other then #, then Perl will only treat
103  *	it as a command line if it finds the string "perl" in the first
104  *	word; otherwise it's treated as the first line of code in the script.
105  *	(IOW, Perl won't hand off to another interpreter via an alternate
106  *	shebang sequence that might be legal Perl code.)
107  */
108 /* #define ALTERNATE_SHEBANG "#!" / **/
109 
110 #include <signal.h>
111 
112 /*
113  * fwrite1() should be a routine with the same calling sequence as fwrite(),
114  * but which outputs all of the bytes requested as a single stream (unlike
115  * fwrite() itself, which on some systems outputs several distinct records
116  * if the number_of_items parameter is >1).
117  */
118 #define fwrite1 fwrite
119 
120 #define Fstat(fd,bufptr)   fstat((fd),(bufptr))
121 #ifdef DJGPP
122 #   define Fflush(fp)      djgpp_fflush(fp)
123 #else
124 #   define Fflush(fp)      fflush(fp)
125 #endif
126 #define Mkdir(path,mode)   mkdir((path),(mode))
127 
128 #ifndef WIN32
129 #  define Stat(fname,bufptr) stat((fname),(bufptr))
130 #else
131 #  define HAS_IOCTL
132 #  define HAS_UTIME
133 #  define HAS_KILL
134 #  define HAS_WAIT
135 #  define HAS_CHOWN
136 #endif	/* WIN32 */
137 
138 /*
139  * <rich@phekda.freeserve.co.uk>: The DJGPP port has code that converts
140  * the return code of system() into the form that Unixy wait usually
141  * returns:
142  *
143  * - signal number in bits 0-6;
144  * - core dump flag in bit 7;
145  * - exit code in bits 8-15.
146  *
147  * Bits 0-7 are always zero for DJGPP, because it uses system().
148  * See djgpp.c.
149  *
150  * POSIX::W* use the W* macros from <sys/wait.h> to decode
151  * the return code. Unfortunately the W* macros for DJGPP use
152  * a different format than Unixy wait does. So there's a mismatch
153  * and, say, WEXITSTATUS($?) will return bogus values.
154  *
155  * So here we add hack to redefine the W* macros from DJGPP's <sys/wait.h>
156  * to work with our return-code conversion.
157  */
158 
159 #ifdef DJGPP
160 
161 #include <sys/wait.h>
162 
163 #undef WEXITSTATUS
164 #undef WIFEXITED
165 #undef WIFSIGNALED
166 #undef WIFSTOPPED
167 #undef WNOHANG
168 #undef WSTOPSIG
169 #undef WTERMSIG
170 #undef WUNTRACED
171 
172 #define WEXITSTATUS(stat_val) ((stat_val) >> 8)
173 #define WIFEXITED(stat_val)   0
174 #define WIFSIGNALED(stat_val) 0
175 #define WIFSTOPPED(stat_val)  0
176 #define WNOHANG               0
177 #define WSTOPSIG(stat_val)    0
178 #define WTERMSIG(stat_val)    0
179 #define WUNTRACED             0
180 
181 #endif
182 
183 /* Don't go reading from /dev/urandom */
184 #define PERL_NO_DEV_RANDOM
185 
186 /*
187  * Local variables:
188  * c-indentation-style: bsd
189  * c-basic-offset: 4
190  * indent-tabs-mode: nil
191  * End:
192  *
193  * ex: set ts=8 sts=4 sw=4 et:
194  */
195