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1 | /* vmsish.h |
2 | * |
3 | * VMS-specific C header file for perl5. |
4 | * |
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5 | * Last revised: 16-Sep-1998 by Charles Bailey bailey@newman.upenn.edu |
6 | * Version: 5.5.2 |
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7 | */ |
8 | |
9 | #ifndef __vmsish_h_included |
10 | #define __vmsish_h_included |
11 | |
12 | #include <descrip.h> /* for dirent struct definitions */ |
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13 | #include <libdef.h> /* status codes for various places */ |
14 | #include <rmsdef.h> /* at which errno and vaxc$errno are */ |
15 | #include <ssdef.h> /* explicitly set in the perl source code */ |
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16 | #include <stsdef.h> /* bitmasks for exit status testing */ |
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17 | |
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18 | /* Suppress compiler warnings from DECC for VMS-specific extensions: |
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19 | * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values |
20 | * (e.g. pointer fields of descriptors) |
21 | */ |
22 | #ifdef __DECC |
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23 | # pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT) |
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24 | #endif |
25 | |
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26 | /* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */ |
27 | #ifdef _toupper |
28 | # undef _toupper |
29 | #endif |
30 | #define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040) |
31 | #ifdef _tolower |
32 | # undef _tolower |
33 | #endif |
34 | #define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040) |
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35 | /* DECC 1.3 has a funny definition of abs; it's fixed in DECC 4.0, so this |
36 | * can go away once DECC 1.3 isn't in use any more. */ |
37 | #if defined(__ALPHA) && defined(__DECC) |
38 | #undef abs |
39 | #define abs(__x) __ABS(__x) |
40 | #undef labs |
41 | #define labs(__x) __LABS(__x) |
42 | #endif /* __ALPHA && __DECC */ |
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43 | |
44 | /* Assorted things to look like Unix */ |
45 | #ifdef __GNUC__ |
46 | #ifndef _IOLBF /* gcc's stdio.h doesn't define this */ |
47 | #define _IOLBF 1 |
48 | #endif |
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49 | #endif |
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50 | #include <processes.h> /* for vfork() */ |
51 | #include <unixio.h> |
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52 | #include <unixlib.h> |
53 | #include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */ |
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54 | #if defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000 |
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55 | # include <unistd.h> /* DECC has this; VAXC and gcc don't */ |
56 | #endif |
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57 | |
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58 | /* VAXC doesn't have a unary plus operator, so we need to get there indirectly */ |
59 | #if defined(VAXC) && !defined(__DECC) |
60 | # define NO_UNARY_PLUS |
61 | #endif |
62 | |
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63 | #ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */ |
64 | # define DONT_MASK_RTL_CALLS |
65 | #endif |
66 | |
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67 | /* Note that we do, in fact, have this */ |
68 | #define HAS_GETENV_SV |
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69 | #define HAS_GETENV_LEN |
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70 | |
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71 | #ifndef DONT_MASK_RTL_CALLS |
72 | # ifdef getenv |
73 | # undef getenv |
74 | # endif |
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75 | /* getenv used for regular logical names */ |
76 | # define getenv(v) my_getenv(v,TRUE) |
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77 | #endif |
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78 | #ifdef getenv_len |
79 | # undef getenv_len |
80 | #endif |
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81 | #define getenv_len(v,l) my_getenv_len(v,l,TRUE) |
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82 | |
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83 | /* DECC introduces this routine in the RTL as of VMS 7.0; for now, |
84 | * we'll use ours, since it gives us the full VMS exit status. */ |
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85 | #define waitpid my_waitpid |
86 | |
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87 | /* Don't redeclare standard RTL routines in Perl's header files; |
88 | * VMS history or extensions makes some of the formal protoypes |
89 | * differ from the common Unix forms. |
90 | */ |
91 | #define DONT_DECLARE_STD 1 |
92 | |
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93 | /* Our own contribution to PerlShr's global symbols . . . */ |
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94 | #define vmstrnenv Perl_vmstrnenv |
95 | #define my_trnlnm Perl_my_trnlnm |
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96 | #define my_getenv_len Perl_my_getenv_len |
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97 | #define prime_env_iter Perl_prime_env_iter |
98 | #define vmssetenv Perl_vmssetenv |
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99 | #if !defined(PERL_IMPLICIT_CONTEXT) |
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100 | #define my_setenv Perl_my_setenv |
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101 | #define my_getenv Perl_my_getenv |
102 | #else |
103 | #define my_setenv(a,b) Perl_my_setenv(aTHX_ a,b) |
104 | #define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b) |
105 | #endif |
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106 | #define my_crypt Perl_my_crypt |
107 | #define my_waitpid Perl_my_waitpid |
108 | #define my_gconvert Perl_my_gconvert |
109 | #define do_rmdir Perl_do_rmdir |
110 | #define kill_file Perl_kill_file |
111 | #define my_mkdir Perl_my_mkdir |
112 | #define my_utime Perl_my_utime |
113 | #define rmsexpand Perl_rmsexpand |
114 | #define rmsexpand_ts Perl_rmsexpand_ts |
115 | #define fileify_dirspec Perl_fileify_dirspec |
116 | #define fileify_dirspec_ts Perl_fileify_dirspec_ts |
117 | #define pathify_dirspec Perl_pathify_dirspec |
118 | #define pathify_dirspec_ts Perl_pathify_dirspec_ts |
119 | #define tounixspec Perl_tounixspec |
120 | #define tounixspec_ts Perl_tounixspec_ts |
121 | #define tovmsspec Perl_tovmsspec |
122 | #define tovmsspec_ts Perl_tovmsspec_ts |
123 | #define tounixpath Perl_tounixpath |
124 | #define tounixpath_ts Perl_tounixpath_ts |
125 | #define tovmspath Perl_tovmspath |
126 | #define tovmspath_ts Perl_tovmspath_ts |
127 | #define vms_image_init Perl_vms_image_init |
128 | #define opendir Perl_opendir |
129 | #define readdir Perl_readdir |
130 | #define telldir Perl_telldir |
131 | #define seekdir Perl_seekdir |
132 | #define closedir Perl_closedir |
133 | #define vmsreaddirversions Perl_vmsreaddirversions |
134 | #define my_gmtime Perl_my_gmtime |
135 | #define my_localtime Perl_my_localtime |
136 | #define my_time Perl_my_time |
137 | #define my_sigemptyset Perl_my_sigemptyset |
138 | #define my_sigfillset Perl_my_sigfillset |
139 | #define my_sigaddset Perl_my_sigaddset |
140 | #define my_sigdelset Perl_my_sigdelset |
141 | #define my_sigismember Perl_my_sigismember |
142 | #define my_sigprocmask Perl_my_sigprocmask |
143 | #define cando_by_name Perl_cando_by_name |
144 | #define flex_fstat Perl_flex_fstat |
145 | #define flex_stat Perl_flex_stat |
146 | #define trim_unixpath Perl_trim_unixpath |
147 | #define my_vfork Perl_my_vfork |
148 | #define vms_do_aexec Perl_vms_do_aexec |
149 | #define vms_do_exec Perl_vms_do_exec |
150 | #define do_aspawn Perl_do_aspawn |
151 | #define do_spawn Perl_do_spawn |
152 | #define my_fwrite Perl_my_fwrite |
153 | #define my_flush Perl_my_flush |
154 | #define my_getpwnam Perl_my_getpwnam |
155 | #define my_getpwuid Perl_my_getpwuid |
156 | #define my_getpwent Perl_my_getpwent |
157 | #define my_endpwent Perl_my_endpwent |
158 | #define my_getlogin Perl_my_getlogin |
159 | #define rmscopy Perl_rmscopy |
160 | #define init_os_extras Perl_init_os_extras |
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161 | |
162 | /* Delete if at all possible, changing protections if necessary. */ |
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163 | #define unlink kill_file |
164 | |
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165 | /* |
166 | * Intercept calls to fork, so we know whether subsequent calls to |
167 | * exec should be handled in VMSish or Unixish style. |
168 | */ |
169 | #define fork my_vfork |
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170 | #ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */ |
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171 | # ifdef vfork |
172 | # undef vfork |
173 | # endif |
174 | # define vfork my_vfork |
175 | #endif |
176 | |
177 | /* BIG_TIME: |
178 | * This symbol is defined if Time_t is an unsigned type on this system. |
179 | */ |
180 | #define BIG_TIME |
181 | |
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182 | /* ACME_MESS: |
183 | * This symbol, if defined, indicates that error messages should be |
184 | * should be generated in a format that allows the use of the Acme |
185 | * GUI/editor's autofind feature. |
186 | */ |
187 | #undef ACME_MESS /**/ |
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188 | |
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189 | /* ALTERNATE_SHEBANG: |
190 | * This symbol, if defined, contains a "magic" string which may be used |
191 | * as the first line of a Perl program designed to be executed directly |
192 | * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG |
193 | * begins with a character other then #, then Perl will only treat |
194 | * it as a command line if if finds the string "perl" in the first |
195 | * word; otherwise it's treated as the first line of code in the script. |
196 | * (IOW, Perl won't hand off to another interpreter via an alternate |
197 | * shebang sequence that might be legal Perl code.) |
198 | */ |
199 | #define ALTERNATE_SHEBANG "$" |
200 | |
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201 | /* Lower case entry points for these are missing in some earlier RTLs |
202 | * so we borrow the defines and declares from errno.h and upcase them. |
203 | */ |
204 | #if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 50500000) |
205 | # define errno (*CMA$TIS_ERRNO_GET_ADDR()) |
206 | # define vaxc$errno (*CMA$TIS_VMSERRNO_GET_ADDR()) |
207 | int *CMA$TIS_ERRNO_GET_ADDR (void); /* UNIX style error code */ |
208 | int *CMA$TIS_VMSERRNO_GET_ADDR (void); /* VMS error (errno == EVMSERR) */ |
209 | #endif |
210 | |
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211 | /* Macros to set errno using the VAX thread-safe calls, if present */ |
212 | #if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA) |
213 | # define set_errno(v) (cma$tis_errno_set_value(v)) |
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214 | void cma$tis_errno_set_value(int __value); /* missing in some errno.h */ |
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215 | # define set_vaxc_errno(v) (vaxc$errno = (v)) |
216 | #else |
217 | # define set_errno(v) (errno = (v)) |
218 | # define set_vaxc_errno(v) (vaxc$errno = (v)) |
219 | #endif |
220 | |
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221 | /* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */ |
222 | |
223 | #define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */ |
224 | |
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225 | #define HINT_V_VMSISH 24 |
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226 | #define HINT_M_VMSISH_STATUS 0x20000000 /* system, $? return VMS status */ |
227 | #define HINT_M_VMSISH_EXIT 0x40000000 /* exit(1) ==> SS$_NORMAL */ |
228 | #define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */ |
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229 | #define NATIVE_HINTS (PL_hints >> HINT_V_VMSISH) /* used in op.c */ |
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230 | |
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231 | #define TEST_VMSISH(h) (PL_curcop->op_private & ((h) >> HINT_V_VMSISH)) |
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232 | #define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS) |
233 | #define VMSISH_EXIT TEST_VMSISH(HINT_M_VMSISH_EXIT) |
234 | #define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME) |
235 | |
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236 | /* Flags for vmstrnenv() */ |
237 | #define PERL__TRNENV_SECURE 0x01 |
238 | |
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239 | /* Handy way to vet calls to VMS system services and RTL routines. */ |
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240 | #define _ckvmssts(call) STMT_START { register unsigned long int __ckvms_sts; \ |
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241 | if (!((__ckvms_sts=(call))&1)) { \ |
242 | set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \ |
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243 | Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \ |
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244 | __ckvms_sts,__FILE__,__LINE__); } } STMT_END |
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245 | |
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246 | /* Same thing, but don't call back to Perl's croak(); useful for errors |
247 | * occurring during startup, before Perl's state is initialized */ |
248 | #define _ckvmssts_noperl(call) STMT_START { register unsigned long int __ckvms_sts; \ |
249 | if (!((__ckvms_sts=(call))&1)) { \ |
250 | set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \ |
251 | fprintf(Perl_debug_log,"Fatal VMS error (status=%d) at %s, line %d", \ |
252 | __ckvms_sts,__FILE__,__LINE__); lib$signal(__ckvms_sts); } } STMT_END |
253 | |
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254 | #ifdef VMS_DO_SOCKETS |
255 | #include "sockadapt.h" |
256 | #endif |
257 | |
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258 | #define BIT_BUCKET "_NLA0:" |
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259 | #define PERL_SYS_INIT(c,v) vms_image_init((c),(v)); MALLOC_INIT |
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260 | #define PERL_SYS_TERM() MALLOC_TERM |
8cc95fdb |
261 | #define dXSUB_SYS |
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262 | #define HAS_KILL |
263 | #define HAS_WAIT |
264 | |
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265 | #define PERL_FS_VER_FMT "%d_%d_%d" |
266 | |
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267 | /* VMS: |
268 | * This symbol, if defined, indicates that the program is running under |
269 | * VMS. It's a symbol automagically defined by all VMS C compilers I've seen. |
270 | * Just in case, however . . . */ |
271 | #ifndef VMS |
272 | #define VMS /**/ |
273 | #endif |
274 | |
275 | /* HAS_IOCTL: |
276 | * This symbol, if defined, indicates that the ioctl() routine is |
277 | * available to set I/O characteristics |
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278 | */ |
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279 | #undef HAS_IOCTL /**/ |
280 | |
281 | /* HAS_UTIME: |
282 | * This symbol, if defined, indicates that the routine utime() is |
283 | * available to update the access and modification times of files. |
284 | */ |
285 | #define HAS_UTIME /**/ |
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286 | |
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287 | /* HAS_GROUP |
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288 | * This symbol, if defined, indicates that the getgrnam() and |
289 | * getgrgid() routines are available to get group entries. |
290 | * The getgrent() has a separate definition, HAS_GETGRENT. |
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291 | */ |
292 | #undef HAS_GROUP /**/ |
293 | |
294 | /* HAS_PASSWD |
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295 | * This symbol, if defined, indicates that the getpwnam() and |
296 | * getpwuid() routines are available to get password entries. |
297 | * The getpwent() has a separate definition, HAS_GETPWENT. |
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298 | */ |
299 | #define HAS_PASSWD /**/ |
300 | |
301 | #define HAS_KILL |
302 | #define HAS_WAIT |
303 | |
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304 | /* USEMYBINMODE |
305 | * This symbol, if defined, indicates that the program should |
306 | * use the routine my_binmode(FILE *fp, char iotype) to insure |
307 | * that a file is in "binary" mode -- that is, that no translation |
308 | * of bytes occurs on read or write operations. |
309 | */ |
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310 | #undef USEMYBINMODE |
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311 | |
61bb5906 |
312 | /* Stat_t: |
313 | * This symbol holds the type used to declare buffers for information |
314 | * returned by stat(). It's usually just struct stat. It may be necessary |
315 | * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed |
316 | * information. |
317 | */ |
318 | /* VMS: |
319 | * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS |
320 | * is in effect, since Perl's thread.h embeds one of these structs in its |
321 | * thread data struct, and our struct mystat is a different size from the |
322 | * regular struct stat (cf. note above about having to pad struct to work |
323 | * around bug in compiler.) |
324 | * It's OK to pass one of these to the RTL's stat(), though, since the |
325 | * fields it fills are the same in each struct. |
326 | */ |
327 | #define Stat_t struct mystat |
328 | |
329 | /* USE_STAT_RDEV: |
330 | * This symbol is defined if this system has a stat structure declaring |
331 | * st_rdev |
332 | * VMS: Field exists in POSIXish version of struct stat(), but is not used. |
333 | */ |
334 | #undef USE_STAT_RDEV /**/ |
335 | |
a0d0e21e |
336 | /* |
337 | * fwrite1() should be a routine with the same calling sequence as fwrite(), |
338 | * but which outputs all of the bytes requested as a single stream (unlike |
339 | * fwrite() itself, which on some systems outputs several distinct records |
340 | * if the number_of_items parameter is >1). |
341 | */ |
342 | #define fwrite1 my_fwrite |
343 | |
d27fe803 |
344 | /* By default, flush data all the way to disk, not just to RMS buffers */ |
345 | #define Fflush(fp) my_flush(fp) |
346 | |
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347 | /* Use our own rmdir() */ |
348 | #define rmdir(name) do_rmdir(name) |
349 | |
350 | /* Assorted fiddling with sigs . . . */ |
351 | # include <signal.h> |
352 | #define ABORT() abort() |
5f05dabc |
353 | /* VAXC's signal.h doesn't #define SIG_ERR, but provides BADSIG instead. */ |
354 | #if !defined(SIG_ERR) && defined(BADSIG) |
355 | # define SIG_ERR BADSIG |
356 | #endif |
357 | |
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358 | |
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359 | /* Used with our my_utime() routine in vms.c */ |
360 | struct utimbuf { |
361 | time_t actime; |
362 | time_t modtime; |
363 | }; |
364 | #define utime my_utime |
365 | |
0414b1a0 |
366 | /* This is what times() returns, but <times.h> calls it tbuffer_t on VMS |
367 | * prior to v7.0. We check the DECC manifest to see whether it's already |
368 | * done this for us, relying on the fact that perl.h #includes <time.h> |
369 | * before it #includes "vmsish.h". |
370 | */ |
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371 | |
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372 | #ifndef __TMS |
373 | struct tms { |
374 | clock_t tms_utime; /* user time */ |
375 | clock_t tms_stime; /* system time - always 0 on VMS */ |
376 | clock_t tms_cutime; /* user time, children */ |
377 | clock_t tms_cstime; /* system time, children - always 0 on VMS */ |
378 | }; |
5f05dabc |
379 | #else |
380 | /* The new headers change the times() prototype to tms from tbuffer */ |
381 | # define tbuffer_t struct tms |
0414b1a0 |
382 | #endif |
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383 | |
61bb5906 |
384 | /* Substitute our own routines for gmtime(), localtime(), and time(), |
385 | * which allow us to implement the vmsish 'time' pragma, and work |
386 | * around absence of system-level UTC support on old versions of VMS. |
e518068a |
387 | */ |
388 | #define gmtime(t) my_gmtime(t) |
ff0cee69 |
389 | #define localtime(t) my_localtime(t) |
390 | #define time(t) my_time(t) |
61bb5906 |
391 | |
392 | /* If we're using an older version of VMS whose Unix signal emulation |
393 | * isn't very POSIXish, then roll our own. |
394 | */ |
395 | #if __VMS_VER < 70000000 || __DECC_VER < 50200000 |
396 | # define HOMEGROWN_POSIX_SIGNALS |
397 | #endif |
398 | #ifdef HOMEGROWN_POSIX_SIGNALS |
399 | # define sigemptyset(t) my_sigemptyset(t) |
400 | # define sigfillset(t) my_sigfillset(t) |
401 | # define sigaddset(t, u) my_sigaddset(t, u) |
402 | # define sigdelset(t, u) my_sigdelset(t, u) |
403 | # define sigismember(t, u) my_sigismember(t, u) |
404 | # define sigprocmask(t, u, v) my_sigprocmask(t, u, v) |
09b7f37c |
405 | # ifndef _SIGSET_T |
61bb5906 |
406 | typedef int sigset_t; |
09b7f37c |
407 | # endif |
61bb5906 |
408 | /* The tools for sigprocmask() are there, just not the routine itself */ |
409 | # ifndef SIG_UNBLOCK |
410 | # define SIG_UNBLOCK 1 |
411 | # endif |
412 | # ifndef SIG_BLOCK |
413 | # define SIG_BLOCK 2 |
414 | # endif |
415 | # ifndef SIG_SETMASK |
416 | # define SIG_SETMASK 3 |
417 | # endif |
418 | # define sigaction sigvec |
419 | # define sa_flags sv_onstack |
420 | # define sa_handler sv_handler |
421 | # define sa_mask sv_mask |
422 | # define sigsuspend(set) sigpause(*set) |
423 | # define sigpending(a) (not_here("sigpending"),0) |
7b62b82b |
424 | #endif |
e518068a |
425 | |
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426 | /* VMS doesn't use a real sys_nerr, but we need this when scanning for error |
427 | * messages in text strings . . . |
428 | */ |
429 | |
430 | #define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */ |
431 | |
432 | /* Look up new %ENV values on the fly */ |
433 | #define DYNAMIC_ENV_FETCH 1 |
434 | #define ENV_HV_NAME "%EnV%VmS%" |
aa689395 |
435 | /* Special getenv function for retrieving %ENV elements. */ |
562a7b0c |
436 | #define ENVgetenv(v) my_getenv(v,FALSE) |
a6c40364 |
437 | #define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE) |
aa689395 |
438 | |
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439 | |
c07a80fd |
440 | /* Thin jacket around cuserid() tomatch Unix' calling sequence */ |
441 | #define getlogin my_getlogin |
442 | |
443 | /* Ditto for sys$hash_passwrod() . . . */ |
444 | #define crypt my_crypt |
445 | |
8cc95fdb |
446 | /* Tweak arg to mkdir first, so we can tolerate trailing /. */ |
447 | #define Mkdir(dir,mode) my_mkdir((dir),(mode)) |
448 | |
a0d0e21e |
449 | /* Use our own stat() clones, which handle Unix-style directory names */ |
450 | #define Stat(name,bufptr) flex_stat(name,bufptr) |
451 | #define Fstat(fd,bufptr) flex_fstat(fd,bufptr) |
452 | |
453 | /* Setup for the dirent routines: |
454 | * opendir(), closedir(), readdir(), seekdir(), telldir(), and |
455 | * vmsreaddirversions(), and preprocessor stuff on which these depend: |
456 | * Written by Rich $alz, <rsalz@bbn.com> in August, 1990. |
a0d0e21e |
457 | */ |
458 | /* Data structure returned by READDIR(). */ |
459 | struct dirent { |
460 | char d_name[256]; /* File name */ |
461 | int d_namlen; /* Length of d_name */ |
462 | int vms_verscount; /* Number of versions */ |
463 | int vms_versions[20]; /* Version numbers */ |
464 | }; |
465 | |
466 | /* Handle returned by opendir(), used by the other routines. You |
467 | * are not supposed to care what's inside this structure. */ |
468 | typedef struct _dirdesc { |
469 | long context; |
470 | int vms_wantversions; |
471 | unsigned long int count; |
472 | char *pattern; |
473 | struct dirent entry; |
474 | struct dsc$descriptor_s pat; |
475 | } DIR; |
476 | |
477 | #define rewinddir(dirp) seekdir((dirp), 0) |
478 | |
748a9306 |
479 | /* used for our emulation of getpw* */ |
480 | struct passwd { |
481 | char *pw_name; /* Username */ |
482 | char *pw_passwd; |
483 | Uid_t pw_uid; /* UIC member number */ |
484 | Gid_t pw_gid; /* UIC group number */ |
485 | char *pw_comment; /* Default device/directory (Unix-style) */ |
486 | char *pw_gecos; /* Owner */ |
487 | char *pw_dir; /* Default device/directory (VMS-style) */ |
488 | char *pw_shell; /* Default CLI name (eg. DCL) */ |
489 | }; |
490 | #define pw_unixdir pw_comment /* Default device/directory (Unix-style) */ |
491 | #define getpwnam my_getpwnam |
492 | #define getpwuid my_getpwuid |
493 | #define getpwent my_getpwent |
494 | #define endpwent my_endpwent |
495 | #define setpwent my_endpwent |
496 | |
497 | /* Our own stat_t substitute, since we play with st_dev and st_ino - |
498 | * we want atomic types so Unix-bound code which compares these fields |
c07a80fd |
499 | * for two files will work most of the time under VMS. |
500 | * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) == |
501 | * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type |
502 | * to map the unsigned int we want and the unsigned short[3] the CRTL |
503 | * returns into the same member, since gcc has different ideas than DECC |
504 | * and VAXC about sizing union types. |
505 | * N.B 2. The routine cando() in vms.c assumes that &stat.st_ino is the |
506 | * address of a FID. |
748a9306 |
507 | */ |
508 | /* First, grab the system types, so we don't clobber them later */ |
509 | #include <stat.h> |
510 | /* Since we've got to match the size of the CRTL's stat_t, we need |
511 | * to mimic DECC's alignment settings. |
512 | */ |
513 | #if defined(__DECC) || defined(__DECCXX) |
514 | # pragma __member_alignment __save |
515 | # pragma __nomember_alignment |
516 | #endif |
517 | #if defined(__DECC) |
518 | # pragma __message __save |
519 | # pragma __message disable (__MISALGNDSTRCT) |
520 | # pragma __message disable (__MISALGNDMEM) |
521 | #endif |
522 | struct mystat |
523 | { |
524 | char *st_devnam; /* pointer to device name */ |
c07a80fd |
525 | unsigned st_ino; /* hack - CRTL uses unsigned short[3] for */ |
526 | unsigned short rvn; /* FID (num,seq,rvn) */ |
748a9306 |
527 | unsigned short st_mode; /* file "mode" i.e. prot, dir, reg, etc. */ |
528 | int st_nlink; /* for compatibility - not really used */ |
529 | unsigned st_uid; /* from ACP - QIO uic field */ |
530 | unsigned short st_gid; /* group number extracted from st_uid */ |
531 | dev_t st_rdev; /* for compatibility - always zero */ |
532 | off_t st_size; /* file size in bytes */ |
533 | unsigned st_atime; /* file access time; always same as st_mtime */ |
534 | unsigned st_mtime; /* last modification time */ |
535 | unsigned st_ctime; /* file creation time */ |
536 | char st_fab_rfm; /* record format */ |
537 | char st_fab_rat; /* record attributes */ |
538 | char st_fab_fsz; /* fixed header size */ |
539 | unsigned st_dev; /* encoded device name */ |
61bb5906 |
540 | /* Pad struct out to integral number of longwords, since DECC 5.6/VAX |
541 | * has a bug in dealing with offsets in structs in which are embedded |
542 | * other structs whose size is an odd number of bytes. (An even |
543 | * number of bytes is enough to make it happy, but we go for natural |
544 | * alignment anyhow.) |
545 | */ |
546 | char st_fill1[sizeof(void *) - (3*sizeof(unsigned short) + 3*sizeof(char))%sizeof(void *)]; |
748a9306 |
547 | }; |
748a9306 |
548 | typedef unsigned mydev_t; |
c07a80fd |
549 | typedef unsigned myino_t; |
a44ceb8e |
550 | |
551 | /* |
552 | * DEC C previous to 6.0 corrupts the behavior of the /prefix |
553 | * qualifier with the extern prefix pragma. This provisional |
554 | * hack circumvents this prefix pragma problem in previous |
555 | * precompilers. |
556 | */ |
557 | #if defined(__VMS_VER) && __VMS_VER >= 70000000 |
558 | # if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 60000000) |
559 | # pragma __extern_prefix save |
560 | # pragma __extern_prefix "" /* set to empty to prevent prefixing */ |
561 | # define geteuid decc$__unix_geteuid |
562 | # define getuid decc$__unix_getuid |
563 | # define stat(__p1,__p2) decc$__utc_stat(__p1,__p2) |
564 | # define fstat(__p1,__p2) decc$__utc_fstat(__p1,__p2) |
565 | # pragma __extern_prefix restore |
566 | # endif |
567 | #endif |
568 | |
aa689395 |
569 | #ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */ |
570 | # ifdef stat |
571 | # undef stat |
572 | # endif |
573 | # define stat mystat |
574 | # define dev_t mydev_t |
575 | # define ino_t myino_t |
576 | #endif |
748a9306 |
577 | #if defined(__DECC) || defined(__DECCXX) |
578 | # pragma __member_alignment __restore |
579 | #endif |
580 | #if defined(__DECC) |
581 | # pragma __message __restore |
582 | #endif |
583 | /* Cons up a 'delete' bit for testing access */ |
584 | #define S_IDUSR (S_IWUSR | S_IXUSR) |
585 | #define S_IDGRP (S_IWGRP | S_IXGRP) |
586 | #define S_IDOTH (S_IWOTH | S_IXOTH) |
a0d0e21e |
587 | |
a44ceb8e |
588 | |
a0d0e21e |
589 | /* Prototypes for functions unique to vms.c. Don't include replacements |
590 | * for routines in the mainline source files excluded by #ifndef VMS; |
591 | * their prototypes are already in proto.h. |
592 | * |
593 | * In order to keep Gen_ShrFls.Pl happy, functions which are to be made |
594 | * available to images linked to PerlShr.Exe must be declared between the |
595 | * __VMS_PROTOTYPES__ and __VMS_SEPYTOTORP__ lines, and must be in the form |
20ce7b12 |
596 | * <data type><TAB>name<WHITESPACE>(<prototype args>); |
a0d0e21e |
597 | */ |
94c456c4 |
598 | |
44a8e56a |
599 | #ifdef NO_PERL_TYPEDEFS |
600 | /* We don't have Perl typedefs available (e.g. when building a2p), so |
601 | we fake them here. N.B. There is *no* guarantee that the faked |
602 | prototypes will actually match the real routines. If you want to |
603 | call Perl routines, include perl.h to get the real typedefs. */ |
604 | # ifndef bool |
605 | # define bool int |
606 | # define __MY_BOOL_TYPE_FAKE |
607 | # endif |
608 | # ifndef I32 |
609 | # define I32 int |
610 | # define __MY_I32_TYPE_FAKE |
611 | # endif |
612 | # ifndef SV |
613 | # define SV void /* Since we only see SV * in prototypes */ |
614 | # define __MY_SV_TYPE_FAKE |
615 | # endif |
616 | #endif |
617 | |
20ce7b12 |
618 | void prime_env_iter (void); |
619 | void init_os_extras (); |
c07a80fd |
620 | /* prototype section start marker; `typedef' passes through cpp */ |
621 | typedef char __VMS_PROTOTYPES__; |
20ce7b12 |
622 | int vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int); |
623 | int my_trnlnm (const char *, char *, unsigned long int); |
5c84aa53 |
624 | #if !defined(PERL_IMPLICIT_CONTEXT) |
625 | char * Perl_my_getenv (const char *, bool); |
626 | #else |
627 | char * Perl_my_getenv (pTHX_ const char *, bool); |
628 | #endif |
20ce7b12 |
629 | char * my_getenv_len (const char *, unsigned long *, bool); |
630 | int vmssetenv (char *, char *, struct dsc$descriptor_s **); |
631 | char * my_crypt (const char *, const char *); |
632 | Pid_t my_waitpid (Pid_t, int *, int); |
633 | char * my_gconvert (double, int, int, char *); |
634 | int do_rmdir (char *); |
635 | int kill_file (char *); |
636 | int my_mkdir (char *, Mode_t); |
637 | int my_utime (char *, struct utimbuf *); |
638 | char * rmsexpand (char *, char *, char *, unsigned); |
639 | char * rmsexpand_ts (char *, char *, char *, unsigned); |
640 | char * fileify_dirspec (char *, char *); |
641 | char * fileify_dirspec_ts (char *, char *); |
642 | char * pathify_dirspec (char *, char *); |
643 | char * pathify_dirspec_ts (char *, char *); |
644 | char * tounixspec (char *, char *); |
645 | char * tounixspec_ts (char *, char *); |
646 | char * tovmsspec (char *, char *); |
647 | char * tovmsspec_ts (char *, char *); |
648 | char * tounixpath (char *, char *); |
649 | char * tounixpath_ts (char *, char *); |
650 | char * tovmspath (char *, char *); |
651 | char * tovmspath_ts (char *, char *); |
652 | void vms_image_init (int *, char ***); |
653 | DIR * opendir (char *); |
654 | struct dirent * readdir (DIR *); |
655 | long telldir (DIR *); |
656 | void seekdir (DIR *, long); |
657 | void closedir (DIR *); |
658 | void vmsreaddirversions (DIR *, int); |
659 | struct tm * my_gmtime (const time_t *); |
660 | struct tm * my_localtime (const time_t *); |
661 | time_t my_time (time_t *); |
61bb5906 |
662 | #ifdef HOMEGROWN_POSIX_SIGNALS |
20ce7b12 |
663 | int my_sigemptyset (sigset_t *); |
664 | int my_sigfillset (sigset_t *); |
665 | int my_sigaddset (sigset_t *, int); |
666 | int my_sigdelset (sigset_t *, int); |
667 | int my_sigismember (sigset_t *, int); |
668 | int my_sigprocmask (int, sigset_t *, sigset_t *); |
5b411029 |
669 | #endif |
146174a9 |
670 | I32 cando_by_name (I32, Uid_t, char *); |
20ce7b12 |
671 | int flex_fstat (int, Stat_t *); |
cc077a9f |
672 | int flex_stat (const char *, Stat_t *); |
20ce7b12 |
673 | int trim_unixpath (char *, char*, int); |
674 | int my_vfork (); |
675 | bool vms_do_aexec (SV *, SV **, SV **); |
676 | bool vms_do_exec (char *); |
677 | unsigned long int do_aspawn (void *, void **, void **); |
678 | unsigned long int do_spawn (char *); |
679 | int my_fwrite (void *, size_t, size_t, FILE *); |
680 | int my_flush (FILE *); |
681 | struct passwd * my_getpwnam (char *name); |
682 | struct passwd * my_getpwuid (Uid_t uid); |
683 | struct passwd * my_getpwent (); |
684 | void my_endpwent (); |
685 | char * my_getlogin (); |
686 | int rmscopy (char *, char *, int); |
c07a80fd |
687 | typedef char __VMS_SEPYTOTORP__; |
688 | /* prototype section end marker; `typedef' passes through cpp */ |
a0d0e21e |
689 | |
44a8e56a |
690 | #ifdef NO_PERL_TYPEDEFS /* We'll try not to scramble later files */ |
691 | # ifdef __MY_BOOL_TYPE_FAKE |
692 | # undef bool |
693 | # undef __MY_BOOL_TYPE_FAKE |
694 | # endif |
695 | # ifdef __MY_I32_TYPE_FAKE |
696 | # undef I32 |
697 | # undef __MY_I32_TYPE_FAKE |
698 | # endif |
699 | # ifdef __MY_SV_TYPE_FAKE |
700 | # undef SV |
701 | # undef __MY_SV_TYPE_FAKE |
702 | # endif |
703 | #endif |
704 | |
a0d0e21e |
705 | #ifndef VMS_DO_SOCKETS |
748a9306 |
706 | /* This relies on tricks in perl.h to pick up that these manifest constants |
707 | * are undefined and set up conversion routines. It will then redefine |
708 | * these manifest constants, so the actual values will match config.h |
709 | */ |
710 | #undef HAS_HTONS |
711 | #undef HAS_NTOHS |
712 | #undef HAS_HTONL |
713 | #undef HAS_NTOHL |
a0d0e21e |
714 | #endif |
715 | |
716 | #endif /* __vmsish_h_included */ |