X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/a0d0e21ea6ea90a22318550944fe6cb09ae10cda..8b8acc9e1f46f2a80a6c992a47bcde097e97a31c:/vms/vmsish.h diff --git a/vms/vmsish.h b/vms/vmsish.h index ec0dbde..5524460 100644 --- a/vms/vmsish.h +++ b/vms/vmsish.h @@ -1,46 +1,430 @@ -/* vmsish.h +/* vmsish.h * - * VMS-specific C header file for perl5. + * VMS-specific C header file for perl5. * - * Last revised: 09-Oct-1994 by Charles Bailey bailey@genetics.upenn.edu + * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, + * 2002, 2003, 2004, 2005, 2006, 2007 by Charles Bailey and others. + * + * You may distribute under the terms of either the GNU General Public + * License or the Artistic License, as specified in the README file. + * + * Please see Changes*.* or the Perl Repository Browser for revision history. */ #ifndef __vmsish_h_included #define __vmsish_h_included #include /* for dirent struct definitions */ +#include /* status codes for various places */ +#include /* at which errno and vaxc$errno are */ +#include /* explicitly set in the perl source code */ +#include /* bitmasks for exit status testing */ + +/* Suppress compiler warnings from DECC for VMS-specific extensions: + * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values + * (e.g. pointer fields of descriptors) + */ +#ifdef __DECC +# pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT) +#endif +#ifdef __DECCXX +# pragma message informational (INTSIGNCHANGE,CASTQUALTYP,ASSCOMMEA,NOCTOBUTCONREFM) +#endif + +/* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */ +#ifdef _toupper +# undef _toupper +#endif +#define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040) +#ifdef _tolower +# undef _tolower +#endif +#define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040) /* Assorted things to look like Unix */ #ifdef __GNUC__ #ifndef _IOLBF /* gcc's stdio.h doesn't define this */ #define _IOLBF 1 #endif -#else +#endif #include /* for vfork() */ #include -#endif #include #include /* it's not , so don't use I_SYS_FILE */ -#define unlink remove +#if (defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000) || defined(__DECCXX) +# include /* DECC has this; gcc doesn't */ +#endif -#ifdef VMS_DO_SOCKETS -#include "sockadapt.h" +#ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */ +# define DONT_MASK_RTL_CALLS +#endif + +#include + +/* Set the maximum filespec size here as it is larger for EFS file + * specifications. + */ +#ifndef __VAX +#ifndef VMS_MAXRSS +#ifdef NAML$C_MAXRSS +#define VMS_MAXRSS (NAML$C_MAXRSS+1) +#ifndef VMS_LONGNAME_SUPPORT +#define VMS_LONGNAME_SUPPORT 1 +#endif /* VMS_LONGNAME_SUPPORT */ +#endif /* NAML$C_MAXRSS */ +#endif /* VMS_MAXRSS */ +#endif + +#ifndef VMS_MAXRSS +#define VMS_MAXRSS (NAM$C_MAXRSS + 1) +#endif + +#ifndef MAXPATHLEN +#define MAXPATHLEN (VMS_MAXRSS - 1) +#endif + + +/* Note that we do, in fact, have this */ +#define HAS_GETENV_SV +#define HAS_GETENV_LEN + + +#ifndef PERL_FOR_X2P + +#ifndef DONT_MASK_RTL_CALLS +# ifdef getenv +# undef getenv +# endif + /* getenv used for regular logical names */ +# define getenv(v) Perl_my_getenv(aTHX_ v,TRUE) +#endif +#ifdef getenv_len +# undef getenv_len +#endif +#define getenv_len(v,l) Perl_my_getenv_len(aTHX_ v,l,TRUE) + +/* DECC introduces this routine in the RTL as of VMS 7.0; for now, + * we'll use ours, since it gives us the full VMS exit status. */ +#define waitpid my_waitpid + +/* Don't redeclare standard RTL routines in Perl's header files; + * VMS history or extensions makes some of the formal protoypes + * differ from the common Unix forms. + */ +#define DONT_DECLARE_STD 1 + +/* Our own contribution to PerlShr's global symbols . . . */ + +#if !defined(PERL_IMPLICIT_CONTEXT) +#define opendir Perl_opendir +#define rename Perl_rename +#define seekdir Perl_seekdir +#define readdir Perl_readdir +#define readdir_r Perl_readdir_r +#else +#define opendir(a) Perl_opendir(aTHX_ a) +#define rename(a,b) Perl_rename(aTHX_ a,b) +#define seekdir(a,b) Perl_seekdir(aTHX_ a,b) +#define readdir(a) Perl_readdir(aTHX_ a) +#define readdir_r(a,b,c) Perl_readdir_r(aTHX_ a,b,c) +#endif +#define closedir(a) Perl_closedir(a) +#define telldir(a) Perl_telldir(a) +#define vmsreaddirversions(a,b) Perl_vmsreaddirversions(a,b) + +#define cando_by_name(a,b,c) Perl_cando_by_name(aTHX_ a,b,c) +#define do_rmdir(a) Perl_do_rmdir(aTHX_ a) +#define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b) +#define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b) +#define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b) +#define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b) +#define fileify_dirspec_utf8(a,b,c) Perl_fileify_dirspec(aTHX_ a,b,utf8) +#define fileify_dirspec_utf8_ts(a,b,c) Perl_fileify_dirspec_ts(aTHX_ a,b,utf8) +#define flex_fstat(a,b) Perl_flex_fstat(aTHX_ a,b) +#define flex_lstat(a,b) Perl_flex_lstat(aTHX_ a,b) +#define flex_stat(a,b) Perl_flex_stat(aTHX_ a,b) +#define init_os_extras Perl_init_os_extras +#define kill_file(a) Perl_kill_file(aTHX_ a) +#define my_chdir(a) Perl_my_chdir(aTHX_ a) +#define my_chmod(a,b) Perl_my_chmod(aTHX_ a,b) +#define my_crypt(a,b) Perl_my_crypt(aTHX_ a,b) +#define my_endpwent() Perl_my_endpwent(aTHX) +#define my_fclose(a) Perl_my_fclose(a) +#define my_fdopen(a,b) Perl_my_fdopen(a,b) +#define my_flush(a) Perl_my_flush(aTHX_ a) +#define my_fwrite(a,b,c,d) Perl_my_fwrite(a,b,c,d) +#define my_fgetname(a,b) Perl_my_fgetname(a,b) +#define my_gconvert(a,b,c,d) Perl_my_gconvert(a,b,c,d) +#define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b) +#define my_getenv_len(a,b,c) Perl_my_getenv_len(aTHX_ a,b,c) +#define my_getlogin Perl_my_getlogin +#define my_getpwent() Perl_my_getpwent(aTHX) +#define my_getpwnam(a) Perl_my_getpwnam(aTHX_ a) +#define my_getpwuid(a) Perl_my_getpwuid(aTHX_ a) +#define my_gmtime(a) Perl_my_gmtime(aTHX_ a) +#define my_localtime(a) Perl_my_localtime(aTHX_ a) +#define my_mkdir(a,b) Perl_my_mkdir(aTHX_ a,b) +#define my_sigemptyset(a) Perl_my_sigemptyset(a) +#define my_sigfillset(a) Perl_my_sigfillset(a) +#define my_sigaddset(a,b) Perl_my_sigaddset(a,b) +#define my_sigdelset(a,b,c) Perl_my_sigdelset(a,b,c) +#define my_sigismember(a,b) Perl_my_sigismember(a,b) +#define my_sigprocmask(a,b,c) Perl_my_sigprocmask(a,b,c) +#ifdef HAS_SYMLINK +# define my_symlink(a,b) Perl_my_symlink(aTHX_ a,b) +#endif +#define my_time(a) Perl_my_time(aTHX_ a) +#define my_tmpfile Perl_my_tmpfile +#define my_trnlnm(a,b,c) Perl_my_trnlnm(aTHX_ a,b,c) +#define my_utime(a,b) Perl_my_utime(aTHX_ a,b) +#define my_vfork Perl_my_vfork +#define my_waitpid(a,b,c) Perl_my_waitpid(aTHX_ a,b,c) +#define pathify_dirspec(a,b) Perl_pathify_dirspec(aTHX a,b) +#define pathify_dirspec_ts(a,b) Perl_pathify_dirspec_ts(aTHX a,b) +#define pathify_dirspec_utf8(a,b,c) Perl_pathify_dirspec_utf8(aTHX a,b,c) +#define pathify_dirspec_utf8_ts(a,b,c) Perl_pathify_dirspec_utf8_ts(aTHX a,b,c) +#define prime_env_iter Perl_prime_env_iter +#define rmscopy(a,b,c) Perl_rmscopy(aTHX_ a,b,c) +#define rmsexpand(a,b,c,d) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,NULL,NULL) +#define rmsexpand_ts(a,b,c,d) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,NULL,NULL) +#define rmsexpand_utf8(a,b,c,d,e,f) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,e,f) +#define rmsexpand_utf8_ts(a,b,c,d,e,f) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,e,f) +#define tounixpath(a,b) Perl_tounixpath_utf8(aTHX_ a,b,NULL) +#define tounixpath_ts(a,b) Perl_tounixpath_utf8_ts(aTHX_ a,b,NULL) +#define tounixpath_utf8(a,b,c) Perl_tounixpath_utf8(aTHX_ a,b,c) +#define tounixpath_utf8_ts(a,b,c) Perl_tounixpath_utf8_ts(aTHX_ a,b,c) +#define tounixspec(a,b) Perl_tounixspec_utf8(aTHX_ a,b,NULL) +#define tounixspec_ts(a,b) Perl_tounixspec_utf8_ts(aTHX_ a,b,NULL) +#define tounixspec_utf8(a,b,c) Perl_tounixspec_utf8(aTHX_ a,b,c) +#define tounixspec_utf8_ts(a,b,c) Perl_tounixspec_utf8_ts(aTHX_ a,b,c) +#define tovmspath(a,b) Perl_tovmspath_utf8(aTHX_ a,b,NULL) +#define tovmspath_ts(a,b) Perl_tovmspath_utf8_ts(aTHX_ a,b,NULL) +#define tovmspath_utf8(a,b,c) Perl_tovmspath_utf8(aTHX_ a,b,c) +#define tovmspath_utf8_ts(a,b,c) Perl_tovmspath_utf8_ts(aTHX_ a,b,c) +#define tovmsspec(a,b) Perl_tovmsspec_utf8(aTHX_ a,b,NULL) +#define tovmsspec_ts(a,b) Perl_tovmsspec_utf8_ts(aTHX_ a,b) +#define tovmsspec_utf8(a,b,c) Perl_tovmsspec_utf8(aTHX_ a,b,c) +#define tovmsspec_utf8_ts(a,b,c) Perl_tovmsspec_utf8_ts(aTHX_ a,b,c) +#define trim_unixpath(a,b,c) Perl_trim_unixpath(aTHX_ a,b,c) +#define vms_do_aexec(a,b,c) Perl_vms_do_aexec(aTHX_ a,b,c) +#define vms_do_exec(a) Perl_vms_do_exec(aTHX_ a) +#define vms_case_tolerant(a) Perl_vms_case_tolerant(a) +#define vms_image_init(a,b) Perl_vms_image_init(a,b) +#define vms_realname(a,b,c) Perl_vms_realname(aTHX_ a,b,c) +#define vms_realpath(a,b,c) Perl_vms_realpath(aTHX_ a,b,c) +#define vmssetenv(a,b,c) Perl_vmssetenv(aTHX_ a,b,c) +#define vmstrnenv(a,b,c,d,e) Perl_vmstrnenv(a,b,c,d,e) + +/* Delete if at all possible, changing protections if necessary. */ +#define unlink(a) kill_file(a) + +/* + * Intercept calls to fork, so we know whether subsequent calls to + * exec should be handled in VMSish or Unixish style. + */ +#define fork my_vfork +#ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */ +# ifdef vfork +# undef vfork +# endif +# define vfork my_vfork #endif /* - * The following symbols are defined (or undefined) according to the RTL - * support VMS provides for the corresponding functions. These don't - * appear in config.h, so they're dealt with here. + * Toss in a shim to tmpfile which creates a plain temp file if the + * RMS tmp mechanism won't work (e.g. if someone is relying on ACLs + * from a specific directory to permit creation of files). + */ +#ifndef DONT_MASK_RTL_CALLS +# define tmpfile Perl_my_tmpfile +#endif +#endif + + +/* BIG_TIME: + * This symbol is defined if Time_t is an unsigned type on this system. + */ +#define BIG_TIME + +/* ACME_MESS: + * This symbol, if defined, indicates that error messages should be + * should be generated in a format that allows the use of the Acme + * GUI/editor's autofind feature. + */ +#undef ACME_MESS /**/ + +/* ALTERNATE_SHEBANG: + * This symbol, if defined, contains a "magic" string which may be used + * as the first line of a Perl program designed to be executed directly + * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG + * begins with a character other then #, then Perl will only treat + * it as a command line if if finds the string "perl" in the first + * word; otherwise it's treated as the first line of code in the script. + * (IOW, Perl won't hand off to another interpreter via an alternate + * shebang sequence that might be legal Perl code.) + */ +#define ALTERNATE_SHEBANG "$" + +/* Macros to set errno using the VAX thread-safe calls, if present */ +#if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA) +# define set_errno(v) (cma$tis_errno_set_value(v)) + void cma$tis_errno_set_value(int __value); /* missing in some errno.h */ +# define set_vaxc_errno(v) (vaxc$errno = (v)) +#else +# define set_errno(v) (errno = (v)) +# define set_vaxc_errno(v) (vaxc$errno = (v)) +#endif + +/* Support for 'vmsish' behaviors enabled with C pragma */ + +#define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */ + +#define HINT_V_VMSISH 24 +#define HINT_M_VMSISH_STATUS 0x40000000 /* system, $? return VMS status */ +#define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */ +#define NATIVE_HINTS (PL_hints >> HINT_V_VMSISH) /* used in op.c */ + +#ifdef PERL_IMPLICIT_CONTEXT +# define TEST_VMSISH(h) (my_perl && PL_curcop && (PL_curcop->op_private & ((h) >> HINT_V_VMSISH))) +#else +# define TEST_VMSISH(h) (PL_curcop && (PL_curcop->op_private & ((h) >> HINT_V_VMSISH))) +#endif +#define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS) +#define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME) + +/* VMS-specific data storage */ + +#define HAVE_INTERP_INTERN +struct interp_intern { + int hushed; + int posix_exit; + double inv_rand_max; +}; +#define VMSISH_HUSHED (PL_sys_intern.hushed) +#define MY_INV_RAND_MAX (PL_sys_intern.inv_rand_max) +#define MY_POSIX_EXIT (PL_sys_intern.posix_exit) + +/* Flags for vmstrnenv() */ +#define PERL__TRNENV_SECURE 0x01 +#define PERL__TRNENV_JOIN_SEARCHLIST 0x02 + +/* Handy way to vet calls to VMS system services and RTL routines. */ +#define _ckvmssts(call) STMT_START { register unsigned long int __ckvms_sts; \ + if (!((__ckvms_sts=(call))&1)) { \ + set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \ + Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \ + __ckvms_sts,__FILE__,__LINE__); } } STMT_END + +/* Same thing, but don't call back to Perl's croak(); useful for errors + * occurring during startup, before Perl's state is initialized */ +#define _ckvmssts_noperl(call) STMT_START { register unsigned long int __ckvms_sts; \ + if (!((__ckvms_sts=(call))&1)) { \ + set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \ + fprintf(stderr,"Fatal VMS error (status=%d) at %s, line %d", \ + __ckvms_sts,__FILE__,__LINE__); lib$signal(__ckvms_sts); } } STMT_END + +#ifdef VMS_DO_SOCKETS +#define PERL_SOCK_SYSREAD_IS_RECV +#define PERL_SOCK_SYSWRITE_IS_SEND +#endif + +#define BIT_BUCKET "/dev/null" +#define PERL_SYS_INIT_BODY(c,v) MALLOC_CHECK_TAINT2(*c,*v) vms_image_init((c),(v)); PERLIO_INIT; MALLOC_INIT +#define PERL_SYS_TERM_BODY() HINTS_REFCNT_TERM; OP_REFCNT_TERM; PERLIO_TERM; MALLOC_TERM +#define dXSUB_SYS +#define HAS_KILL +#define HAS_WAIT + +#ifndef PERL_CORE +# define PERL_FS_VER_FMT "%d_%d_%d" +#endif +#define PERL_FS_VERSION STRINGIFY(PERL_REVISION) "_" \ + STRINGIFY(PERL_VERSION) "_" \ + STRINGIFY(PERL_SUBVERSION) +/* Temporary; we need to add support for this to Configure.Com */ +#ifdef PERL_INC_VERSION_LIST +# undef PERL_INC_VERSION_LIST +#endif + +/* VMS: + * This symbol, if defined, indicates that the program is running under + * VMS. It's a symbol automagically defined by all VMS C compilers I've seen. + * Just in case, however . . . */ +/* Note that code really should be using __VMS to comply with ANSI */ +#ifndef VMS +#define VMS /**/ +#endif + +/* HAS_IOCTL: + * This symbol, if defined, indicates that the ioctl() routine is + * available to set I/O characteristics + */ +#define HAS_IOCTL /**/ + +/* HAS_UTIME: + * This symbol, if defined, indicates that the routine utime() is + * available to update the access and modification times of files. + */ +#define HAS_UTIME /**/ + +/* HAS_GROUP + * This symbol, if defined, indicates that the getgrnam() and + * getgrgid() routines are available to get group entries. + * The getgrent() has a separate definition, HAS_GETGRENT. + */ +#if __CRTL_VER >= 70302000 +#define HAS_GROUP /**/ +#else +#undef HAS_GROUP /**/ +#endif + +/* HAS_PASSWD + * This symbol, if defined, indicates that the getpwnam() and + * getpwuid() routines are available to get password entries. + * The getpwent() has a separate definition, HAS_GETPWENT. */ +#define HAS_PASSWD /**/ + #define HAS_KILL #define HAS_WAIT + +/* USEMYBINMODE + * This symbol, if defined, indicates that the program should + * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure + * that a file is in "binary" mode -- that is, that no translation + * of bytes occurs on read or write operations. + */ +#undef USEMYBINMODE -/* The VMS C RTL has vfork() but not fork(). Both actually work in a way - * that's somewhere between Unix vfork() and VMS lib$spawn(), so it's - * probably not a good idea to use them much. That said, we'll try to - * use vfork() in either case. +/* Stat_t: + * This symbol holds the type used to declare buffers for information + * returned by stat(). It's usually just struct stat. It may be necessary + * to include and to get any typedef'ed + * information. + */ +/* VMS: + * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS + * is in effect, since Perl's thread.h embeds one of these structs in its + * thread data struct, and our struct mystat is a different size from the + * regular struct stat (cf. note above about having to pad struct to work + * around bug in compiler.) + * It's OK to pass one of these to the RTL's stat(), though, since the + * fields it fills are the same in each struct. */ -#define fork vfork +#define Stat_t struct mystat + +/* USE_STAT_RDEV: +* This symbol is defined if this system has a stat structure declaring +* st_rdev +* VMS: Field exists in POSIXish version of struct stat(), but is not used. +* +* No definition of what value an operating system or file system should +* put in the st_rdev field has been found by me so far. Examination of +* LINUX source code indicates that the value is both very platform and +* file system specific, with many filesystems just putting 1 or 0 in it. +* J. Malmberg. +*/ +#undef USE_STAT_RDEV /**/ /* * fwrite1() should be a routine with the same calling sequence as fwrite(), @@ -50,21 +434,80 @@ */ #define fwrite1 my_fwrite + +#ifndef DONT_MASK_RTL_CALLS +# define fwrite my_fwrite /* for PerlSIO_fwrite */ +# define fdopen my_fdopen +# define fclose my_fclose +# define fgetname(a, b) my_fgetname(a, b) +#ifdef HAS_SYMLINK +# define symlink my_symlink +#endif +#endif + + +/* By default, flush data all the way to disk, not just to RMS buffers */ +#define Fflush(fp) my_flush(fp) + /* Use our own rmdir() */ +#ifndef DONT_MASK_RTL_CALLS #define rmdir(name) do_rmdir(name) +#endif /* Assorted fiddling with sigs . . . */ # include #define ABORT() abort() -/* This is what times() returns, but calls it tbuffer_t on VMS */ - -struct tms { - clock_t tms_utime; /* user time */ - clock_t tms_stime; /* system time - always 0 on VMS */ - clock_t tms_cutime; /* user time, children */ - clock_t tms_cstime; /* system time, children - always 0 on VMS */ +#ifdef I_UTIME +#include +#else +/* Used with our my_utime() routine in vms.c */ +struct utimbuf { + time_t actime; + time_t modtime; }; +#endif +#ifndef DONT_MASK_RTL_CALLS +#define utime my_utime +#endif + +/* This is what times() returns, but calls it tbuffer_t on VMS + * prior to v7.0. We check the DECC manifest to see whether it's already + * done this for us, relying on the fact that perl.h #includes + * before it #includes "vmsish.h". + */ + +#ifndef __TMS + struct tms { + clock_t tms_utime; /* user time */ + clock_t tms_stime; /* system time - always 0 on VMS */ + clock_t tms_cutime; /* user time, children */ + clock_t tms_cstime; /* system time, children - always 0 on VMS */ + }; +#else + /* The new headers change the times() prototype to tms from tbuffer */ +# define tbuffer_t struct tms +#endif + +/* Substitute our own routines for gmtime(), localtime(), and time(), + * which allow us to implement the vmsish 'time' pragma, and work + * around absence of system-level UTC support on old versions of VMS. + */ +#define gmtime(t) my_gmtime(t) +#define localtime(t) my_localtime(t) +#define time(t) my_time(t) + +/* + * The C RTL's sigaction fails to check for invalid signal numbers so we + * help it out a bit. + */ +#ifndef DONT_MASK_RTL_CALLS +# define sigaction(a,b,c) Perl_my_sigaction(aTHX_ a,b,c) +#endif +#ifdef KILL_BY_SIGPRC +# define kill Perl_my_kill +#endif + /* VMS doesn't use a real sys_nerr, but we need this when scanning for error * messages in text strings . . . @@ -74,22 +517,47 @@ struct tms { /* Look up new %ENV values on the fly */ #define DYNAMIC_ENV_FETCH 1 -#define ENV_HV_NAME "%EnV%VmS%" + /* Special getenv function for retrieving %ENV elements. */ +#define ENVgetenv(v) my_getenv(v,FALSE) +#define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE) + + +/* Thin jacket around cuserid() to match Unix' calling sequence */ +#define getlogin my_getlogin + +/* Ditto for sys$hash_password() . . . */ +#define crypt(a,b) Perl_my_crypt(aTHX_ a,b) + +/* Tweak arg to mkdir & chdir first, so we can tolerate trailing /. */ +#define Mkdir(dir,mode) Perl_my_mkdir(aTHX_ (dir),(mode)) +#define Chdir(dir) my_chdir((dir)) +#ifndef DONT_MASK_RTL_CALLS +#define chmod(file_spec, mode) my_chmod((file_spec), (mode)) +#endif /* Use our own stat() clones, which handle Unix-style directory names */ #define Stat(name,bufptr) flex_stat(name,bufptr) -#define Fstat(fd,bufptr) flex_fstat(fd,bufptr) +#define Fstat(fd,bufptr) Perl_flex_fstat(aTHX_ fd,bufptr) +#ifndef DONT_MASK_RTL_CALLS +#define lstat(name, bufptr) flex_lstat(name, bufptr) +#endif /* Setup for the dirent routines: * opendir(), closedir(), readdir(), seekdir(), telldir(), and * vmsreaddirversions(), and preprocessor stuff on which these depend: * Written by Rich $alz, in August, 1990. - * This code has no copyright. + * */ + +/* Flags for the _dirdesc structure */ +#define PERL_VMSDIR_M_VERSIONS 0x02 /* Want VMS versions */ +#define PERL_VMSDIR_M_UNIXSPECS 0x04 /* Want UNIX specifications */ + + /* Data structure returned by READDIR(). */ struct dirent { char d_name[256]; /* File name */ - int d_namlen; /* Length of d_name */ + int d_namlen; /* Length of d_name */ int vms_verscount; /* Number of versions */ int vms_versions[20]; /* Version numbers */ }; @@ -98,79 +566,247 @@ struct dirent { * are not supposed to care what's inside this structure. */ typedef struct _dirdesc { long context; - int vms_wantversions; + int flags; unsigned long int count; char *pattern; struct dirent entry; struct dsc$descriptor_s pat; + void *mutex; } DIR; + #define rewinddir(dirp) seekdir((dirp), 0) +/* used for our emulation of getpw* */ +struct passwd { + char *pw_name; /* Username */ + char *pw_passwd; + Uid_t pw_uid; /* UIC member number */ + Gid_t pw_gid; /* UIC group number */ + char *pw_comment; /* Default device/directory (Unix-style) */ + char *pw_gecos; /* Owner */ + char *pw_dir; /* Default device/directory (VMS-style) */ + char *pw_shell; /* Default CLI name (eg. DCL) */ +}; +#define pw_unixdir pw_comment /* Default device/directory (Unix-style) */ +#define getpwnam my_getpwnam +#define getpwuid my_getpwuid +#define getpwent my_getpwent +#define endpwent my_endpwent +#define setpwent my_endpwent + +/* Our own stat_t substitute, since we play with st_dev and st_ino - + * we want atomic types so Unix-bound code which compares these fields + * for two files will work most of the time under VMS. + * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) == + * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type + * to map the unsigned int we want and the unsigned short[3] the CRTL + * returns into the same member, since gcc has different ideas than DECC + * and VAXC about sizing union types. + * N.B. 2. The routine cando() in vms.c assumes that &stat.st_ino is the + * address of a FID. + */ +/* First, grab the system types, so we don't clobber them later */ +#include +/* Since we've got to match the size of the CRTL's stat_t, we need + * to mimic DECC's alignment settings. + * + * The simplest thing is to just put a wrapper around the stat structure + * supplied by the CRTL and use #defines to redirect references to the + * members to the real names. + */ + +#if defined(__DECC) || defined(__DECCXX) +# pragma __member_alignment __save +# pragma member_alignment +#endif + +typedef unsigned mydev_t; +#ifndef _LARGEFILE +typedef unsigned myino_t; +#else +typedef __ino64_t myino_t; +#endif + +struct mystat +{ + struct stat crtl_stat; + myino_t st_ino; +#ifndef _LARGEFILE + unsigned rvn; /* FID (num,seq,rvn) + pad */ +#endif + mydev_t st_dev; + char st_devnam[256]; /* Cache the (short) VMS name */ +}; + +#define st_mode crtl_stat.st_mode +#define st_nlink crtl_stat.st_nlink +#define st_uid crtl_stat.st_uid +#define st_gid crtl_stat.st_gid +#define st_rdev crtl_stat.st_rdev +#define st_size crtl_stat.st_size +#define st_atime crtl_stat.st_atime +#define st_mtime crtl_stat.st_mtime +#define st_ctime crtl_stat.st_ctime +#define st_fab_rfm crtl_stat.st_fab_rfm +#define st_fab_rat crtl_stat.st_fab_rat +#define st_fab_fsz crtl_stat.st_fab_fsz +#define st_fab_mrs crtl_stat.st_fab_mrs + +#ifdef _USE_STD_STAT +#define VMS_INO_T_COMPARE(__a, __b) (__a != __b) +#define VMS_INO_T_COPY(__a, __b) __a = __b +#else +#define VMS_INO_T_COMPARE(__a, __b) memcmp(&__a, &__b, 6) +#define VMS_INO_T_COPY(__a, __b) memcpy(&__a, &__b, 6) +#endif + +#if defined(__DECC) || defined(__DECCXX) +# pragma __member_alignment __restore +#endif + +#ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */ +# ifdef stat +# undef stat +# endif +# define stat mystat +# define dev_t mydev_t +# define ino_t myino_t +#endif +/* Cons up a 'delete' bit for testing access */ +#define S_IDUSR (S_IWUSR | S_IXUSR) +#define S_IDGRP (S_IWGRP | S_IXGRP) +#define S_IDOTH (S_IWOTH | S_IXOTH) + +#ifndef PERL_FOR_X2P /* Prototypes for functions unique to vms.c. Don't include replacements * for routines in the mainline source files excluded by #ifndef VMS; * their prototypes are already in proto.h. - * - * In order to keep Gen_ShrFls.Pl happy, functions which are to be made - * available to images linked to PerlShr.Exe must be declared between the - * __VMS_PROTOTYPES__ and __VMS_SEPYTOTORP__ lines, and must be in the form - * name_(()); - */ -typedef char __VMS_PROTOTYPES__; /* prototype section start marker */ -char * my_getenv _((char *)); -#ifndef HAS_WAITPID /* Not a real waitpid - use only with popen from vms.c! */ -unsigned long int waitpid _((unsigned long int, int *, int)); -#endif -char * my_gconvert _((double, int, int, char *)); -int do_rmdir _((char *)); -int kill_file _((char *)); -char * fileify_dirspec _((char *, char *)); -char * fileify_dirspec_ts _((char *, char *)); -char * pathify_dirspec _((char *, char *)); -char * pathify_dirspec_ts _((char *, char *)); -char * tounixspec _((char *, char *)); -char * tounixspec_ts _((char *, char *)); -char * tovmsspec _((char *, char *)); -char * tovmsspec_ts _((char *, char *)); -char * tounixpath _((char *, char *)); -char * tounixpath_ts _((char *, char *)); -char * tovmspath _((char *, char *)); -char * tovmspath_ts _((char *, char *)); -void getredirection _(()); -DIR * opendir _((char *)); -struct dirent * readdir _((DIR *)); -long telldir _((DIR *)); -void seekdir _((DIR *, long)); -void closedir _((DIR *)); -void vmsreaddirversions _((DIR *, int)); -void getredirection _((int *, char ***)); -int flex_fstat _((int, stat_t *)); -int flex_stat _((char *, stat_t *)); -int trim_unixpath _((char *, char*)); -struct sv; /* forward declaration for vms_do_aexec and do_aspawn */ - /* real declaration is in sv.h */ -#define bool char /* This must match handy.h */ -bool vms_do_aexec _((struct sv *, struct sv **, struct sv **)); -bool vms_do_exec _((char *)); -unsigned long int do_aspawn _((struct sv *, struct sv **, struct sv **)); -unsigned long int do_spawn _((char *)); -int my_fwrite _((void *, size_t, size_t, FILE *)); -typedef char __VMS_SEPYTOTORP__; /* prototype section end marker */ + */ + +#ifdef __cplusplus +extern "C" { +#endif + +void prime_env_iter (void); +void init_os_extras (void); +int Perl_vms_status_to_unix(int vms_status, int child_flag); +int Perl_unix_status_to_vms(int unix_status); +int Perl_vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int); +char * Perl_vms_realpath (pTHX_ const char *, char *, int *); +char * Perl_my_getenv (pTHX_ const char *, bool); +int Perl_my_trnlnm (pTHX_ const char *, char *, unsigned long int); +char * Perl_tounixspec (pTHX_ const char *, char *); +char * Perl_tounixspec_ts (pTHX_ const char *, char *); +char * Perl_tounixspec_utf8 (pTHX_ const char *, char *, int *); +char * Perl_tounixspec_utf8_ts (pTHX_ const char *, char *, int *); +char * Perl_tovmsspec (pTHX_ const char *, char *); +char * Perl_tovmsspec_ts (pTHX_ const char *, char *); +char * Perl_tovmsspec_utf8 (pTHX_ const char *, char *, int *); +char * Perl_tovmsspec_utf8_ts (pTHX_ const char *, char *, int *); +char * Perl_tounixpath (pTHX_ const char *, char *); +char * Perl_tounixpath_ts (pTHX_ const char *, char *); +char * Perl_tounixpath_utf8 (pTHX_ const char *, char *, int *); +char * Perl_tounixpath_utf8_ts (pTHX_ const char *, char *, int *); +char * Perl_tovmspath (pTHX_ const char *, char *); +char * Perl_tovmspath_ts (pTHX_ const char *, char *); +char * Perl_tovmspath_utf8 (pTHX_ const char *, char *, int *); +char * Perl_tovmspath_utf8_ts (pTHX_ const char *, char *, int *); +int Perl_do_rmdir (pTHX_ const char *); +char * Perl_fileify_dirspec (pTHX_ const char *, char *); +char * Perl_fileify_dirspec_ts (pTHX_ const char *, char *); +char * Perl_fileify_dirspec_utf8 (pTHX_ const char *, char *, int *); +char * Perl_fileify_dirspec_utf8_ts (pTHX_ const char *, char *, int *); +char * Perl_pathify_dirspec (pTHX_ const char *, char *); +char * Perl_pathify_dirspec_ts (pTHX_ const char *, char *); +char * Perl_pathify_dirspec_utf8 (pTHX_ const char *, char *, int *); +char * Perl_pathify_dirspec_utf8_ts (pTHX_ const char *, char *, int *); +char * Perl_rmsexpand (pTHX_ const char *, char *, const char *, unsigned); +char * Perl_rmsexpand_ts (pTHX_ const char *, char *, const char *, unsigned); +char * Perl_rmsexpand_utf8 (pTHX_ const char *, char *, const char *, unsigned, int *, int *); +char * Perl_rmsexpand_utf8_ts (pTHX_ const char *, char *, const char *, unsigned, int *, int *); +int Perl_trim_unixpath (pTHX_ char *, const char*, int); +DIR * Perl_opendir (pTHX_ const char *); +int Perl_rename (pTHX_ const char *, const char *); +int Perl_rmscopy (pTHX_ const char *, const char *, int); +int Perl_my_mkdir (pTHX_ const char *, Mode_t); +bool Perl_vms_do_aexec (pTHX_ SV *, SV **, SV **); +int Perl_vms_case_tolerant(void); +char * Perl_my_getenv_len (pTHX_ const char *, unsigned long *, bool); +int Perl_vmssetenv (pTHX_ const char *, const char *, struct dsc$descriptor_s **); +void Perl_vmssetuserlnm(pTHX_ const char *name, const char *eqv); +char * Perl_my_crypt (pTHX_ const char *, const char *); +Pid_t Perl_my_waitpid (pTHX_ Pid_t, int *, int); +char * my_gconvert (double, int, int, char *); +int Perl_kill_file (pTHX_ const char *); +int Perl_my_chdir (pTHX_ const char *); +int Perl_my_chmod(pTHX_ const char *, mode_t); +FILE * Perl_my_tmpfile (void); +int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*); +#ifdef KILL_BY_SIGPRC +unsigned int Perl_sig_to_vmscondition (int); +int Perl_my_kill (int, int); +void Perl_csighandler_init (void); +#endif +int Perl_my_utime (pTHX_ const char *, const struct utimbuf *); +void Perl_vms_image_init (int *, char ***); +struct dirent * Perl_readdir (pTHX_ DIR *); +int Perl_readdir_r(pTHX_ DIR *, struct dirent *, struct dirent **); +long Perl_telldir (DIR *); +void Perl_seekdir (pTHX_ DIR *, long); +void Perl_closedir (DIR *); +void vmsreaddirversions (DIR *, int); +struct tm * Perl_my_gmtime (pTHX_ const time_t *); +struct tm * Perl_my_localtime (pTHX_ const time_t *); +time_t Perl_my_time (pTHX_ time_t *); +I32 Perl_cando_by_name (pTHX_ I32, bool, const char *); +int Perl_flex_fstat (pTHX_ int, Stat_t *); +int Perl_flex_lstat (pTHX_ const char *, Stat_t *); +int Perl_flex_stat (pTHX_ const char *, Stat_t *); +int my_vfork (void); +bool Perl_vms_do_exec (pTHX_ const char *); +FILE * my_fdopen (int, const char *); +int my_fclose (FILE *); +int my_fwrite (const void *, size_t, size_t, FILE *); +char * Perl_my_fgetname (FILE *fp, char *buf); +#ifdef HAS_SYMLINK +int Perl_my_symlink(pTHX_ const char *path1, const char *path2); +#endif +int Perl_my_flush (pTHX_ FILE *); +struct passwd * Perl_my_getpwnam (pTHX_ const char *name); +struct passwd * Perl_my_getpwuid (pTHX_ Uid_t uid); +void Perl_my_endpwent (pTHX); +char * my_getlogin (void); + +#ifdef __cplusplus +} +#endif + +#endif #ifndef VMS_DO_SOCKETS -/***** The following four #defines are temporary, and should be removed, - * along with the corresponding routines in vms.c, when TCP/IP support - * is integrated into the VMS port of perl5. (The temporary hacks are - * here for now so pack can handle type N elements.) - * - C. Bailey 26-Aug-1994 - *****/ -unsigned short int tmp_shortflip _((unsigned short int)); -unsigned long int tmp_longflip _((unsigned long int)); -#define htons(us) tmp_shortflip(us) -#define ntohs(us) tmp_shortflip(us) -#define htonl(ul) tmp_longflip(ul) -#define ntohl(ul) tmp_longflip(ul) +/* This relies on tricks in perl.h to pick up that these manifest constants + * are undefined and set up conversion routines. It will then redefine + * these manifest constants, so the actual values will match config.h + */ +#undef HAS_HTONS +#undef HAS_NTOHS +#undef HAS_HTONL +#undef HAS_NTOHL #endif +/* The C RTL manual says to undef the macro for DEC C 5.2 and lower. */ +#if defined(fileno) && defined(__DECC_VER) && __DECC_VER < 50300000 +# undef fileno +#endif + +#define NO_ENVIRON_ARRAY + +/* RMSEXPAND options */ +#define PERL_RMSEXPAND_M_VMS 0x02 /* Force output to VMS format */ +#define PERL_RMSEXPAND_M_LONG 0x04 /* Expand to long name format */ +#define PERL_RMSEXPAND_M_VMS_IN 0x08 /* Assume input is VMS already */ +#define PERL_RMSEXPAND_M_SYMLINK 0x20 /* Use symbolic link, not target */ + #endif /* __vmsish_h_included */