sh.h revision 167465
1/* $Header: /p/tcsh/cvsroot/tcsh/sh.h,v 3.146 2006/07/03 22:59:01 mitr Exp $ */ 2/* 3 * sh.h: Catch it all globals and includes file! 4 */ 5/*- 6 * Copyright (c) 1980, 1991 The Regents of the University of California. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33#ifndef _h_sh 34#define _h_sh 35 36#include "config.h" 37 38#include <stddef.h> 39#include <signal.h> 40 41#ifdef HAVE_ICONV 42# include <iconv.h> 43#endif 44 45#ifdef HAVE_STDINT_H 46# include <stdint.h> 47#endif 48 49#ifdef HAVE_INTTYPES_H 50# include <inttypes.h> 51#endif 52 53#if !defined(HAVE_STDINT_H) && !defined(HAVE_INTTYPES_H) && !defined(WINNT_NATIVE) 54typedef unsigned long intptr_t; 55#endif 56 57#ifndef EXTERN 58# define EXTERN extern 59#else /* !EXTERN */ 60# ifdef WINNT_NATIVE 61# define IZERO = 0 62# define IZERO_STRUCT = {0} 63# endif /* WINNT_NATIVE */ 64#endif /* EXTERN */ 65 66#ifndef IZERO 67# define IZERO 68#endif /* IZERO */ 69#ifndef IZERO_STRUCT 70# define IZERO_STRUCT 71#endif /* IZERO_STRUCT */ 72 73#ifndef WINNT_NATIVE 74# define INIT_ZERO 75# define INIT_ZERO_STRUCT 76# define force_read xread 77#endif /*!WINNT_NATIVE */ 78/* 79 * Sanity 80 */ 81#if defined(_POSIX_SOURCE) && !defined(POSIX) 82# define POSIX 83#endif 84 85#if defined(POSIXJOBS) && !defined(BSDJOBS) 86# define BSDJOBS 87#endif 88 89#ifdef SHORT_STRINGS 90# ifdef WIDE_STRINGS 91#include <wchar.h> 92typedef wchar_t Char; 93typedef unsigned long uChar; 94typedef wint_t eChar; /* Can contain any Char value or CHAR_ERR */ 95#define CHAR_ERR WEOF /* Pretty please, use bit 31... */ 96#define normal_mbtowc(PWC, S, N) rt_mbtowc(PWC, S, N) 97#define reset_mbtowc() mbtowc(NULL, NULL, 0) 98# else 99typedef short Char; 100typedef unsigned short uChar; 101typedef int eChar; 102#define CHAR_ERR (-1) 103#define normal_mbtowc(PWC, S, N) ((void)(N), *(PWC) = (unsigned char)*(S), 1) 104#define reset_mbtowc() ((void)0) 105# endif 106# define SAVE(a) (Strsave(str2short(a))) 107#else 108typedef char Char; 109typedef unsigned char uChar; 110typedef int eChar; 111#define CHAR_ERR (-1) 112#define normal_mbtowc(PWC, S, N) ((void)(N), *(PWC) = (unsigned char)*(S), 1) 113#define reset_mbtowc() ((void)0) 114# define SAVE(a) (strsave(a)) 115#endif 116 117/* Elide unused argument warnings */ 118#define USE(a) (void) (a) 119 120/* 121 * Return true if the path is absolute 122 */ 123#if defined(WINNT_NATIVE) 124# define ABSOLUTEP(p) ((p)[0] == '/' || \ 125 (Isalpha((p)[0]) && (p)[1] == ':')) 126#elif defined(__CYGWIN__) 127# define ABSOLUTEP(p) ((p)[0] == '/' || \ 128 (Isalpha((p)[0]) && (p)[1] == ':' && \ 129 ((p)[2] == '\0' || (p)[2] == '/'))) 130#else /* !WINNT_NATIVE && !__CYGWIN__ */ 131# define ABSOLUTEP(p) (*(p) == '/') 132#endif /* WINNT_NATIVE || __CYGWIN__ */ 133 134/* 135 * Fundamental definitions which may vary from system to system. 136 * 137 * BUFSIZE The i/o buffering size; also limits word size 138 * MAILINTVL How often to mailcheck; more often is more expensive 139 */ 140#ifdef BUFSIZE 141# if BUFSIZE < 4096 142# undef BUFSIZE 143# define BUFSIZE 4096 /* buffer size should be no less than this */ 144# endif 145#else 146# define BUFSIZE 4096 147#endif /* BUFSIZE */ 148 149#define FORKSLEEP 10 /* delay loop on non-interactive fork failure */ 150#define MAILINTVL 600 /* 10 minutes */ 151 152#ifndef INBUFSIZE 153# define INBUFSIZE 2*BUFSIZE /* Num input characters on the command line */ 154#endif /* INBUFSIZE */ 155 156 157/* 158 * What our builtin echo looks like 159 */ 160#define NONE_ECHO 0 161#define BSD_ECHO 1 162#define SYSV_ECHO 2 163#define BOTH_ECHO (BSD_ECHO|SYSV_ECHO) 164 165#ifndef ECHO_STYLE 166# if SYSVREL > 0 167# define ECHO_STYLE SYSV_ECHO 168# else /* SYSVREL == 0 */ 169# define ECHO_STYLE BSD_ECHO 170# endif /* SYSVREL */ 171#endif /* ECHO_STYLE */ 172 173/* 174 * The shell moves std in/out/diag and the old std input away from units 175 * 0, 1, and 2 so that it is easy to set up these standards for invoked 176 * commands. 177 */ 178#define FSAFE 5 /* We keep the first 5 descriptors untouched */ 179#define FSHTTY 15 /* /dev/tty when manip pgrps */ 180#define FSHIN 16 /* Preferred desc for shell input */ 181#define FSHOUT 17 /* ... shell output */ 182#define FSHDIAG 18 /* ... shell diagnostics */ 183#define FOLDSTD 19 /* ... old std input */ 184 185#ifdef PROF 186#define xexit(n) done(n) 187#endif 188 189#ifdef cray 190# define word word_t /* sys/types.h defines word.. bad move! */ 191#endif 192 193#include <sys/types.h> 194 195#ifdef cray 196# undef word 197#endif 198 199/* 200 * Path separator in environment variables 201 */ 202#ifndef PATHSEP 203# if defined(__EMX__) || defined(WINNT_NATIVE) 204# define PATHSEP ';' 205# else /* unix */ 206# define PATHSEP ':' 207# endif /* __EMX__ || WINNT_NATIVE */ 208#endif /* !PATHSEP */ 209 210#if defined(__HP_CXD_SPP) && !defined(__hpux) 211# include <sys/cnx_stat.h> 212# define stat stat64 213# define fstat fstat64 214# define lstat lstat64 215#endif /* __HP_CXD_SPP && !__hpux */ 216 217/* 218 * This macro compares the st_dev field of struct stat. On aix on ibmESA 219 * st_dev is a structure, so comparison does not work. 220 */ 221#ifndef DEV_DEV_COMPARE 222# define DEV_DEV_COMPARE(x,y) ((x) == (y)) 223#endif /* DEV_DEV_COMPARE */ 224 225#ifdef _SEQUENT_ 226# include <sys/procstats.h> 227#endif /* _SEQUENT_ */ 228#if (defined(POSIX) || SYSVREL > 0) && !defined(WINNT_NATIVE) 229# include <sys/times.h> 230#endif /* (POSIX || SYSVREL > 0) && !WINNT_NATIVE */ 231 232#ifdef NLS 233# include <locale.h> 234#endif /* NLS */ 235 236 237#if !defined(_MINIX) && !defined(_VMS_POSIX) && !defined(WINNT_NATIVE) && !defined(__MVS__) 238# include <sys/param.h> 239#endif /* !_MINIX && !_VMS_POSIX && !WINNT_NATIVE && !__MVS__ */ 240#include <sys/stat.h> 241 242#if defined(BSDTIMES) || defined(BSDLIMIT) 243# include <sys/time.h> 244# if SYSVREL>3 && !defined(SCO) && !defined(sgi) && !defined(SNI) && !defined(sun) && !(defined(__alpha) && defined(__osf__)) && !defined(_SX) && !defined(__MVS__) 245# include "/usr/ucbinclude/sys/resource.h" 246# else 247# ifdef convex 248# define sysrusage cvxrusage 249# include <sys/sysinfo.h> 250# else 251# define sysrusage rusage 252# include <sys/resource.h> 253# endif /* convex */ 254# endif /* SYSVREL>3 */ 255#endif /* BSDTIMES */ 256 257#ifndef WINNT_NATIVE 258# ifndef POSIX 259# ifdef TERMIO 260# include <termio.h> 261# else /* SGTTY */ 262# include <sgtty.h> 263# endif /* TERMIO */ 264# else /* POSIX */ 265# ifndef _UWIN 266# include <termios.h> 267# else 268# include <termio.h> 269# endif /* _UWIN */ 270# if SYSVREL > 3 271# undef TIOCGLTC /* we don't need those, since POSIX has them */ 272# undef TIOCSLTC 273# undef CSWTCH 274# define CSWTCH _POSIX_VDISABLE /* So job control works */ 275# endif /* SYSVREL > 3 */ 276# endif /* POSIX */ 277#endif /* WINNT_NATIVE */ 278 279#ifdef sonyrisc 280# include <sys/ttold.h> 281#endif /* sonyrisc */ 282 283#if defined(POSIX) && !defined(WINNT_NATIVE) 284# include <unistd.h> 285 286/* 287 * the gcc+protoize version of <stdlib.h> 288 * redefines malloc(), so we define the following 289 * to avoid it. 290 */ 291# if defined(SYSMALLOC) || defined(linux) || defined(__GNU__) || defined(__GLIBC__) || defined(sgi) || defined(_OSD_POSIX) 292# define NO_FIX_MALLOC 293# include <stdlib.h> 294# else /* glibc */ 295# define _GNU_STDLIB_H 296# define malloc __malloc 297# define free __free 298# define calloc __calloc 299# define realloc __realloc 300# include <stdlib.h> 301# undef malloc 302# undef free 303# undef calloc 304# undef realloc 305# endif /* glibc || sgi */ 306#endif /* POSIX && !WINNT_NATIVE */ 307#include <limits.h> 308 309#if SYSVREL > 0 || defined(_IBMR2) || defined(_MINIX) || defined(linux) || defined(__GNU__) || defined(__GLIBC__) 310# if !defined(pyr) && !defined(stellar) 311# include <time.h> 312# ifdef _MINIX 313# define HZ CLOCKS_PER_SEC 314# endif /* _MINIX */ 315# endif /* !pyr && !stellar */ 316#endif /* SYSVREL > 0 || _IBMR2 */ 317 318/* In the following ifdef the DECOSF1 has been commented so that later 319 * versions of DECOSF1 will get TIOCGWINSZ. This might break older versions... 320 */ 321#if !((defined(SUNOS4) || defined(_MINIX) /* || defined(DECOSF1) */) && defined(TERMIO)) 322# if !defined(_VMS_POSIX) && !defined(WINNT_NATIVE) 323# include <sys/ioctl.h> 324# endif 325#endif 326 327#if (defined(__DGUX__) && defined(POSIX)) || defined(DGUX) 328#undef CSWTCH 329#define CSWTCH _POSIX_VDISABLE 330#endif 331 332#if (!defined(FIOCLEX) && defined(SUNOS4)) || ((SYSVREL == 4) && !defined(_SEQUENT_) && !defined(SCO) && !defined(_SX)) && !defined(__MVS__) 333# include <sys/filio.h> 334#endif /* (!FIOCLEX && SUNOS4) || (SYSVREL == 4 && !_SEQUENT_ && !SCO && !_SX ) */ 335 336#if !defined(_MINIX) && !defined(supermax) && !defined(WINNT_NATIVE) && !defined(IRIS4D) 337# include <sys/file.h> 338#endif /* !_MINIX && !supermax && !WINNT_NATIVE && !defined(IRIS4D) */ 339 340#if !defined(O_RDONLY) || !defined(O_NDELAY) 341# include <fcntl.h> 342#endif 343#ifndef O_LARGEFILE 344# define O_LARGEFILE 0 345#endif 346 347#include <errno.h> 348 349#include <setjmp.h> 350 351#include <stdarg.h> 352 353#ifdef HAVE_DIRENT_H 354# include <dirent.h> 355#else 356# ifdef HAVE_NDIR_H 357# include <ndir.h> 358# else 359# include <sys/dir.h> 360# endif 361# define dirent direct 362#endif /* HAVE_DIRENT_H */ 363#ifndef HAVE_STRUCT_DIRENT_D_INO 364# define d_ino d_fileno 365#endif 366#if defined(hpux) || defined(sgi) || defined(OREO) 367# include <stdio.h> /* So the fgetpwent() prototypes work */ 368#endif /* hpux || sgi || OREO */ 369#ifndef WINNT_NATIVE 370#include <pwd.h> 371#include <grp.h> 372#endif /* WINNT_NATIVE */ 373#ifdef HAVE_SHADOW_H 374# include <shadow.h> 375#endif /* HAVE_SHADOW_H */ 376#ifdef HAVE_AUTH_H 377# include <auth.h> 378#endif /* HAVE_AUTH_H */ 379#if defined(BSD) && !defined(POSIX) 380# include <strings.h> 381# define strchr(a, b) index(a, b) 382# define strrchr(a, b) rindex(a, b) 383#else 384# include <string.h> 385#endif /* BSD */ 386 387/* 388 * IRIX-5.0 has <sys/cdefs.h>, but most system include files do not 389 * include it yet, so we include it here 390 */ 391#if defined(sgi) && SYSVREL > 3 392# include <sys/cdefs.h> 393#endif /* sgi && SYSVREL > 3 */ 394 395#ifdef REMOTEHOST 396# ifdef ISC 397# undef MAXHOSTNAMELEN /* Busted headers? */ 398# endif 399 400# include <netinet/in.h> 401# include <arpa/inet.h> 402# include <sys/socket.h> 403# if (defined(_SS_SIZE) || defined(_SS_MAXSIZE)) && defined(HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY) 404# if !defined(__APPLE__) /* Damnit, where is getnameinfo() folks? */ 405# if !defined(sgi) 406# if !defined(__CYGWIN__) 407# define INET6 408# endif /* __CYGWIN__ */ 409# endif /* sgi */ 410# endif /* __APPLE__ */ 411# endif 412# include <sys/uio.h> /* For struct iovec */ 413#endif /* REMOTEHOST */ 414 415#ifdef PURIFY 416/* exit normally, allowing purify to trace leaks */ 417# define _exit exit 418typedef int pret_t; 419#else /* !PURIFY */ 420/* 421 * If your compiler complains, then you can either 422 * throw it away and get gcc or, use the following define 423 * and get rid of the typedef. 424 * [The 4.2/3BSD vax compiler does not like that] 425 * Both MULTIFLOW and PCC compilers exhbit this bug. -- sterling@netcom.com 426 */ 427# if (defined(vax) || defined(uts) || defined(MULTIFLOW) || defined(PCC)) && !defined(__GNUC__) 428# define pret_t void 429# else /* !((vax || uts || MULTIFLOW || PCC) && !__GNUC__) */ 430typedef void pret_t; 431# endif /* (vax || uts || MULTIFLOW || PCC) && !__GNUC__ */ 432#endif /* PURIFY */ 433 434/* 435 * ASCII vs. EBCDIC 436 */ 437#if 'Z' - 'A' == 25 438# ifndef IS_ASCII 439# define IS_ASCII 440# endif 441#endif 442 443#include "sh.types.h" 444 445#if !HAVE_DECL_GETPGRP 446# ifndef GETPGRP_VOID 447extern pid_t getpgrp (int); 448# else 449extern pid_t getpgrp (void); 450# endif 451#endif 452 453#ifndef lint 454typedef ptr_t memalign_t; 455#else 456typedef union { 457 char am_char, *am_char_p; 458 short am_short, *am_short_p; 459 int am_int, *am_int_p; 460 long am_long, *am_long_p; 461 float am_float, *am_float_p; 462 double am_double, *am_double_p; 463} *memalign_t; 464 465# define malloc lint_malloc 466# define free lint_free 467# define realloc lint_realloc 468# define calloc lint_calloc 469#endif 470 471#ifdef SYSMALLOC 472# define xmalloc(i) smalloc(i) 473# define xrealloc(p, i) srealloc(p, i) 474# define xcalloc(n, s) scalloc(n, s) 475# define xfree sfree 476#else 477# define xmalloc(i) malloc(i) 478# define xrealloc(p, i) realloc(p, i) 479# define xcalloc(n, s) calloc(n, s) 480# define xfree free 481#endif /* SYSMALLOC */ 482#include "sh.char.h" 483#include "sh.err.h" 484#include "sh.dir.h" 485#include "sh.proc.h" 486 487#include "pathnames.h" 488 489 490/* 491 * C shell 492 * 493 * Bill Joy, UC Berkeley 494 * October, 1978; May 1980 495 * 496 * Jim Kulp, IIASA, Laxenburg Austria 497 * April, 1980 498 */ 499 500#ifdef HESIOD 501# include <hesiod.h> 502#endif /* HESIOD */ 503 504#ifdef REMOTEHOST 505# include <netdb.h> 506#endif /* REMOTEHOST */ 507 508#ifndef MAXHOSTNAMELEN 509# ifdef HOST_NAME_MAX 510# define MAXHOSTNAMELEN (HOST_NAME_MAX + 1) 511# elif defined(SCO) && (SYSVREL > 3) 512# include <sys/socket.h> 513# else 514# define MAXHOSTNAMELEN 256 515# endif 516#endif /* MAXHOSTNAMELEN */ 517 518 519 520#define eq(a, b) (Strcmp(a, b) == 0) 521 522/* globone() flags */ 523#define G_ERROR 0 /* default action: error if multiple words */ 524#define G_IGNORE 1 /* ignore the rest of the words */ 525#define G_APPEND 2 /* make a sentence by cat'ing the words */ 526 527/* 528 * Global flags 529 */ 530EXTERN int chkstop IZERO; /* Warned of stopped jobs... allow exit */ 531 532#if (defined(FIOCLEX) && defined(FIONCLEX)) || defined(F_SETFD) 533# define CLOSE_ON_EXEC 534#else 535EXTERN int didcch IZERO; /* Have closed unused fd's for child */ 536#endif /* (FIOCLEX && FIONCLEX) || F_SETFD */ 537 538EXTERN int didfds IZERO; /* Have setup i/o fd's for child */ 539EXTERN int doneinp IZERO; /* EOF indicator after reset from readc */ 540EXTERN int exiterr IZERO; /* Exit if error or non-zero exit status */ 541EXTERN int child IZERO; /* Child shell ... errors cause exit */ 542EXTERN int haderr IZERO; /* Reset was because of an error */ 543EXTERN int intty IZERO; /* Input is a tty */ 544EXTERN int intact IZERO; /* We are interactive... therefore prompt */ 545EXTERN int justpr IZERO; /* Just print because of :p hist mod */ 546EXTERN int loginsh IZERO; /* We are a loginsh -> .login/.logout */ 547EXTERN int neednote IZERO; /* Need to pnotify() */ 548EXTERN int noexec IZERO; /* Don't execute, just syntax check */ 549EXTERN int pjobs IZERO; /* want to print jobs if interrupted */ 550EXTERN int setintr IZERO; /* Set interrupts on/off -> Wait intr... */ 551EXTERN int havhash IZERO; /* path hashing is available */ 552EXTERN int editing IZERO; /* doing filename expansion and line editing */ 553EXTERN int noediting IZERO; /* initial $term defaulted to noedit */ 554EXTERN int bslash_quote IZERO;/* PWP: tcsh-style quoting? (in sh.c) */ 555EXTERN int isoutatty IZERO; /* is SHOUT a tty */ 556EXTERN int isdiagatty IZERO;/* is SHDIAG a tty */ 557EXTERN int is1atty IZERO; /* is file descriptor 1 a tty (didfds mode) */ 558EXTERN int is2atty IZERO; /* is file descriptor 2 a tty (didfds mode) */ 559EXTERN int arun IZERO; /* Currently running multi-line-aliases */ 560EXTERN int implicit_cd IZERO;/* implicit cd enabled?(1=enabled,2=verbose) */ 561EXTERN int inheredoc IZERO; /* Currently parsing a heredoc */ 562/* We received a window change event */ 563EXTERN volatile sig_atomic_t windowchg IZERO; 564#if defined(KANJI) && defined(SHORT_STRINGS) && defined(DSPMBYTE) 565EXTERN int dspmbyte_ls; 566#endif 567 568/* 569 * Global i/o info 570 */ 571EXTERN Char *arginp IZERO; /* Argument input for sh -c and internal `xx` */ 572EXTERN int onelflg IZERO; /* 2 -> need line for -t, 1 -> exit on read */ 573extern Char *ffile; /* Name of shell file for $0 */ 574extern int dolzero; /* if $?0 should return true... */ 575 576extern char *seterr; /* Error message from scanner/parser */ 577#ifndef errno 578extern int errno; /* Error from C library routines */ 579#endif 580extern int exitset; 581/* Temp name for << shell files in /tmp, for xfree() */ 582EXTERN Char *shtemp IZERO; 583 584#ifdef BSDTIMES 585EXTERN struct timeval time0; /* Time at which the shell started */ 586EXTERN struct sysrusage ru0; 587#else 588# ifdef _SEQUENT_ 589EXTERN timeval_t time0; /* time at which shell started */ 590EXTERN struct process_stats ru0; 591# else /* _SEQUENT_ */ 592# ifndef POSIX 593EXTERN time_t time0; /* time at which shell started */ 594# else /* POSIX */ 595EXTERN clock_t time0; /* time at which shell started */ 596EXTERN clock_t clk_tck; 597# endif /* POSIX */ 598EXTERN struct tms shtimes; /* shell and child times for process timing */ 599# endif /* _SEQUENT_ */ 600EXTERN time_t seconds0; 601#endif /* BSDTIMES */ 602 603#ifndef HZ 604# define HZ 100 /* for division into seconds */ 605#endif 606 607/* 608 * Miscellany 609 */ 610EXTERN Char *doldol; /* Character pid for $$ */ 611EXTERN pid_t backpid; /* pid of the last background job */ 612 613/* 614 * Ideally these should be uid_t, gid_t, pid_t. I cannot do that right now 615 * cause pid's could be unsigned and that would break our -1 flag, and 616 * uid_t and gid_t are not defined in all the systems so I would have to 617 * make special cases for them. In the future... 618 */ 619EXTERN uid_t uid, euid; /* Invokers real and effective */ 620EXTERN gid_t gid, egid; /* User and group ids */ 621EXTERN pid_t opgrp, /* Initial pgrp and tty pgrp */ 622 shpgrp, /* Pgrp of shell */ 623 tpgrp; /* Terminal process group */ 624 /* If tpgrp is -1, leave tty alone! */ 625 626EXTERN Char *Prompt; /* The actual printed prompt or NULL */ 627EXTERN Char *RPrompt; /* Right-hand side prompt or NULL */ 628 629/* 630 * To be able to redirect i/o for builtins easily, the shell moves the i/o 631 * descriptors it uses away from 0,1,2. 632 * Ideally these should be in units which are closed across exec's 633 * (this saves work) but for version 6, this is not usually possible. 634 * The desired initial values for these descriptors are defined in 635 * sh.local.h. 636 */ 637EXTERN int SHIN IZERO; /* Current shell input (script) */ 638EXTERN int SHOUT IZERO; /* Shell output */ 639EXTERN int SHDIAG IZERO; /* Diagnostic output... shell errs go here */ 640EXTERN int OLDSTD IZERO; /* Old standard input (def for cmds) */ 641 642 643#if SYSVREL == 4 && defined(_UTS) 644/* 645 * From: fadden@uts.amdahl.com (Andy McFadden) 646 * we need sigsetjmp for UTS4, but not UTS2.1 647 */ 648# define SIGSETJMP 649#endif 650 651/* 652 * Error control 653 * 654 * Errors in scanning and parsing set up an error message to be printed 655 * at the end and complete. Other errors always cause a reset. 656 * Because of source commands and .cshrc we need nested error catches. 657 */ 658 659#ifdef SIGSETJMP 660 typedef struct { sigjmp_buf j; } jmp_buf_t; 661# define setexit() sigsetjmp(reslab.j) 662# define _reset() siglongjmp(reslab.j, 1) 663#else 664 typedef struct { jmp_buf j; } jmp_buf_t; 665# define setexit() setjmp(reslab.j) 666# define _reset() longjmp(reslab.j, 1) 667#endif 668 669#define getexit(a) (void) ((a) = reslab) 670#define resexit(a) (void) (reslab = (a)) 671 672#define cpybin(a, b) (void) ((a) = (b)) 673 674extern jmp_buf_t reslab; 675 676EXTERN Char *gointr; /* Label for an onintr transfer */ 677 678extern struct sigaction parintr; /* Parents interrupt catch */ 679extern struct sigaction parterm; /* Parents terminate catch */ 680 681/* 682 * Lexical definitions. 683 * 684 * All lexical space is allocated dynamically. 685 * The eighth/sixteenth bit of characters is used to prevent recognition, 686 * and eventually stripped. 687 */ 688#define META 0200 689#define ASCII 0177 690#ifdef WIDE_STRINGS /* Implies SHORT_STRINGS */ 691/* 31st char bit used for 'ing (not 32nd, we want all values nonnegative) */ 692# define QUOTE 0x40000000 693# define TRIM 0x3FFFFFFF /* Mask to strip quote bit */ 694# define UNDER 0x20000000 /* Underline flag */ 695# define BOLD 0x10000000 /* Bold flag */ 696# define STANDOUT 0x08000000 /* Standout flag */ 697# define LITERAL 0x04000000 /* Literal character flag */ 698# define ATTRIBUTES 0x3C000000 /* The bits used for attributes */ 699# define INVALID_BYTE 0x00200000 /* Invalid character on input */ 700# define CHAR 0x003FFFFF /* Mask to mask out the character */ 701#elif defined (SHORT_STRINGS) 702# define QUOTE ((Char) 0100000)/* 16nth char bit used for 'ing */ 703# define TRIM 0073777 /* Mask to strip quote/lit bit */ 704# define UNDER 0040000 /* Underline flag */ 705# define BOLD 0020000 /* Bold flag */ 706# define STANDOUT 0010000 /* Standout flag */ 707# define LITERAL 0004000 /* Literal character flag */ 708# define ATTRIBUTES 0074000 /* The bits used for attributes */ 709# define INVALID_BYTE 0 710# define CHAR 0000377 /* Mask to mask out the character */ 711#else 712# define QUOTE ((Char) 0200) /* Eighth char bit used for 'ing */ 713# define TRIM 0177 /* Mask to strip quote bit */ 714# define UNDER 0000000 /* No extra bits to do both */ 715# define BOLD 0000000 /* Bold flag */ 716# define STANDOUT META /* Standout flag */ 717# define LITERAL 0000000 /* Literal character flag */ 718# define ATTRIBUTES 0200 /* The bits used for attributes */ 719# define INVALID_BYTE 0 720# define CHAR 0000177 /* Mask to mask out the character */ 721#endif 722#define CHAR_DBWIDTH (LITERAL|(LITERAL-1)) 723 724EXTERN int AsciiOnly; /* If set only 7 bits expected in characters */ 725 726/* 727 * Each level of input has a buffered input structure. 728 * There are one or more blocks of buffered input for each level, 729 * exactly one if the input is seekable and tell is available. 730 * In other cases, the shell buffers enough blocks to keep all loops 731 * in the buffer. 732 * 733 * If (WIDE_STRINGS && cantell), fbobp is always a byte offset, but 734 * (fseekp - fbobp) and (feobp - fbobp) are character offsets (usable for 735 * fbuf indexing). 736 * 737 * If (!cantell), all offsets are character offsets; if (!WIDE_STRINGS), there 738 * is no difference between byte and character offsets. 739 */ 740EXTERN struct Bin { 741 off_t Bfseekp; /* Seek pointer, generally != lseek() value */ 742 off_t Bfbobp; /* Seekp of beginning of buffers */ 743 off_t Bfeobp; /* Seekp of end of buffers */ 744 int Bfblocks; /* Number of buffer blocks */ 745 Char **Bfbuf; /* The array of buffer blocks */ 746#ifdef WIDE_STRINGS 747 /* Number of bytes in each character if (cantell) */ 748 unsigned char Bfclens[BUFSIZE + 1]; 749#endif 750} B; 751 752/* 753 * This structure allows us to seek inside aliases 754 */ 755struct Ain { 756 int type; 757#define TCSH_I_SEEK 0 /* Invalid seek */ 758#define TCSH_A_SEEK 1 /* Alias seek */ 759#define TCSH_F_SEEK 2 /* File seek */ 760#define TCSH_E_SEEK 3 /* Eval seek */ 761 union { 762 off_t _f_seek; /* A byte offset if (cantell) */ 763 Char* _c_seek; 764 } fc; 765#define f_seek fc._f_seek 766#define c_seek fc._c_seek 767 Char **a_seek; 768} ; 769 770extern int aret; /* Type of last char returned */ 771#define SEEKEQ(a, b) ((a)->type == (b)->type && \ 772 (a)->f_seek == (b)->f_seek && \ 773 (a)->a_seek == (b)->a_seek) 774 775#define fseekp B.Bfseekp 776#define fbobp B.Bfbobp 777#define feobp B.Bfeobp 778#define fblocks B.Bfblocks 779#define fbuf B.Bfbuf 780#define fclens B.Bfclens 781 782/* 783 * The shell finds commands in loops by reseeking the input 784 * For whiles, in particular, it reseeks to the beginning of the 785 * line the while was on; hence the while placement restrictions. 786 */ 787EXTERN struct Ain lineloc; 788 789EXTERN int cantell; /* Is current source tellable ? */ 790 791/* 792 * Input lines are parsed into doubly linked circular 793 * lists of words of the following form. 794 */ 795struct wordent { 796 Char *word; 797 struct wordent *prev; 798 struct wordent *next; 799}; 800 801/* 802 * During word building, both in the initial lexical phase and 803 * when expanding $ variable substitutions, expansion by `!' and `$' 804 * must be inhibited when reading ahead in routines which are themselves 805 * processing `!' and `$' expansion or after characters such as `\' or in 806 * quotations. The following flags are passed to the getC routines 807 * telling them which of these substitutions are appropriate for the 808 * next character to be returned. 809 */ 810#define DODOL 1 811#define DOEXCL 2 812#define DOALL DODOL|DOEXCL 813 814/* 815 * Labuf implements a general buffer for lookahead during lexical operations. 816 * Text which is to be placed in the input stream can be stuck here. 817 * We stick parsed ahead $ constructs during initial input, 818 * process id's from `$$', and modified variable values (from qualifiers 819 * during expansion in sh.dol.c) here. 820 */ 821extern struct Strbuf labuf; 822EXTERN size_t lap; /* N/A if == labuf.len, index into labuf.s otherwise */ 823 824/* 825 * Parser structure 826 * 827 * Each command is parsed to a tree of command structures and 828 * flags are set bottom up during this process, to be propagated down 829 * as needed during the semantics/exeuction pass (sh.sem.c). 830 */ 831struct command { 832 unsigned char t_dtyp; /* Type of node */ 833#define NODE_COMMAND 1 /* t_dcom <t_dlef >t_drit */ 834#define NODE_PAREN 2 /* ( t_dspr ) <t_dlef >t_drit */ 835#define NODE_PIPE 3 /* t_dlef | t_drit */ 836#define NODE_LIST 4 /* t_dlef ; t_drit */ 837#define NODE_OR 5 /* t_dlef || t_drit */ 838#define NODE_AND 6 /* t_dlef && t_drit */ 839 unsigned char t_nice; /* Nice value */ 840#ifdef apollo 841 unsigned char t_systype; /* System environment */ 842#endif 843 unsigned long t_dflg; /* Flags, e.g. F_AMPERSAND|... */ 844/* save these when re-doing */ 845#ifndef apollo 846#define F_SAVE (F_NICE|F_TIME|F_NOHUP|F_HUP) 847#else 848#define F_SAVE (F_NICE|F_TIME|F_NOHUP||F_HUP|F_VER) 849#endif 850#define F_AMPERSAND (1<<0) /* executes in background */ 851#define F_APPEND (1<<1) /* output is redirected >> */ 852#define F_PIPEIN (1<<2) /* input is a pipe */ 853#define F_PIPEOUT (1<<3) /* output is a pipe */ 854#define F_NOFORK (1<<4) /* don't fork, last ()ized cmd */ 855#define F_NOINTERRUPT (1<<5) /* should be immune from intr's */ 856/* spare */ 857#define F_STDERR (1<<7) /* redirect unit 2 with unit 1 */ 858#define F_OVERWRITE (1<<8) /* output was ! */ 859#define F_READ (1<<9) /* input redirection is << */ 860#define F_REPEAT (1<<10) /* reexec aft if, repeat,... */ 861#define F_NICE (1<<11) /* t_nice is meaningful */ 862#define F_NOHUP (1<<12) /* nohup this command */ 863#define F_TIME (1<<13) /* time this command */ 864#define F_BACKQ (1<<14) /* command is in `` */ 865#define F_HUP (1<<15) /* hup this command */ 866#ifdef apollo 867#define F_VER (1<<16) /* execute command under SYSTYPE */ 868#endif 869 union { 870 Char *T_dlef; /* Input redirect word */ 871 struct command *T_dcar; /* Left part of list/pipe */ 872 } L; 873 union { 874 Char *T_drit; /* Output redirect word */ 875 struct command *T_dcdr; /* Right part of list/pipe */ 876 } R; 877#define t_dlef L.T_dlef 878#define t_dcar L.T_dcar 879#define t_drit R.T_drit 880#define t_dcdr R.T_dcdr 881 Char **t_dcom; /* Command/argument vector */ 882 struct command *t_dspr; /* Pointer to ()'d subtree */ 883}; 884 885 886/* 887 * The keywords for the parser 888 */ 889#define TC_BREAK 0 890#define TC_BRKSW 1 891#define TC_CASE 2 892#define TC_DEFAULT 3 893#define TC_ELSE 4 894#define TC_END 5 895#define TC_ENDIF 6 896#define TC_ENDSW 7 897#define TC_EXIT 8 898#define TC_FOREACH 9 899#define TC_GOTO 10 900#define TC_IF 11 901#define TC_LABEL 12 902#define TC_LET 13 903#define TC_SET 14 904#define TC_SWITCH 15 905#define TC_TEST 16 906#define TC_THEN 17 907#define TC_WHILE 18 908 909/* 910 * These are declared here because they want to be 911 * initialized in sh.init.c (to allow them to be made readonly) 912 */ 913 914#if defined(hpux) && defined(__STDC__) && !defined(__GNUC__) 915 /* Avoid hpux ansi mode spurious warnings */ 916typedef void (*bfunc_t) (); 917#else 918typedef void (*bfunc_t) (Char **, struct command *); 919#endif /* hpux && __STDC__ && !__GNUC__ */ 920 921extern const struct biltins { 922 const char *bname; 923 bfunc_t bfunct; 924 int minargs, maxargs; 925} bfunc[]; 926extern int nbfunc; 927#ifdef WINNT_NATIVE 928extern struct biltins nt_bfunc[]; 929extern int nt_nbfunc; 930#endif /* WINNT_NATIVE*/ 931extern int bequiet; 932 933extern struct srch { 934 const char *s_name; 935 int s_value; 936} srchn[]; 937extern int nsrchn; 938 939/* 940 * Structure defining the existing while/foreach loops at this 941 * source level. Loops are implemented by seeking back in the 942 * input. For foreach (fe), the word list is attached here. 943 */ 944EXTERN struct whyle { 945 struct Ain w_start; /* Point to restart loop */ 946 struct Ain w_end; /* End of loop (0 if unknown) */ 947 Char **w_fe, **w_fe0; /* Current/initial wordlist for fe */ 948 Char *w_fename; /* Name for fe */ 949 struct whyle *w_next; /* Next (more outer) loop */ 950} *whyles; 951 952/* 953 * Variable structure 954 * 955 * Aliases and variables are stored in AVL balanced binary trees. 956 */ 957EXTERN struct varent { 958 Char **vec; /* Array of words which is the value */ 959 Char *v_name; /* Name of variable/alias */ 960 int v_flags; /* Flags */ 961#define VAR_ALL -1 962#define VAR_READONLY 1 963#define VAR_READWRITE 2 964#define VAR_NOGLOB 4 965#define VAR_FIRST 32 966#define VAR_LAST 64 967 struct varent *v_link[3]; /* The links, see below */ 968 int v_bal; /* Balance factor */ 969} shvhed IZERO_STRUCT, aliases IZERO_STRUCT; 970 971#define v_left v_link[0] 972#define v_right v_link[1] 973#define v_parent v_link[2] 974 975#define adrof(v) adrof1(v, &shvhed) 976#define varval(v) value1(v, &shvhed) 977 978/* 979 * The following are for interfacing redo substitution in 980 * aliases to the lexical routines. 981 */ 982EXTERN struct wordent *alhistp IZERO_STRUCT;/* Argument list (first) */ 983EXTERN struct wordent *alhistt IZERO_STRUCT;/* Node after last in arg list */ 984EXTERN Char **alvec IZERO_STRUCT, 985 *alvecp IZERO_STRUCT;/* The (remnants of) alias vector */ 986 987/* 988 * Filename/command name expansion variables 989 */ 990 991#ifdef __CYGWIN__ 992# undef MAXPATHLEN 993#endif /* __CYGWIN__ */ 994 995#ifndef MAXPATHLEN 996# ifdef PATH_MAX 997# define MAXPATHLEN PATH_MAX 998# else 999# define MAXPATHLEN 2048 1000# endif 1001#endif /* MAXPATHLEN */ 1002 1003#ifndef HAVENOLIMIT 1004/* 1005 * resource limits 1006 */ 1007extern struct limits { 1008 int limconst; 1009 const char *limname; 1010 int limdiv; 1011 const char *limscale; 1012} limits[]; 1013#endif /* !HAVENOLIMIT */ 1014 1015/* 1016 * History list 1017 * 1018 * Each history list entry contains an embedded wordlist 1019 * from the scanner, a number for the event, and a reference count 1020 * to aid in discarding old entries. 1021 * 1022 * Essentially "invisible" entries are put on the history list 1023 * when history substitution includes modifiers, and thrown away 1024 * at the next discarding since their event numbers are very negative. 1025 */ 1026EXTERN struct Hist { 1027 struct wordent Hlex; 1028 int Hnum; 1029 int Href; 1030 time_t Htime; 1031 Char *histline; 1032 struct Hist *Hnext; 1033} Histlist IZERO_STRUCT; 1034 1035EXTERN struct wordent paraml; /* Current lexical word list */ 1036EXTERN int eventno; /* Next events number */ 1037EXTERN int lastev; /* Last event reference (default) */ 1038 1039EXTERN Char HIST; /* history invocation character */ 1040EXTERN Char HISTSUB; /* auto-substitute character */ 1041EXTERN Char PRCH; /* Prompt symbol for regular users */ 1042EXTERN Char PRCHROOT; /* Prompt symbol for root */ 1043 1044/* 1045 * For operating systems with single case filenames (OS/2) 1046 */ 1047#ifdef CASE_INSENSITIVE 1048# ifdef WIDE_STRINGS 1049# define samecase(x) (towlower(x)) 1050# else 1051# define samecase(x) (isupper((unsigned char)(x)) ? \ 1052 tolower((unsigned char)(x)) : (x)) 1053# endif 1054#else 1055# define samecase(x) (x) 1056#endif /* CASE_INSENSITIVE */ 1057 1058/* 1059 * strings.h: 1060 */ 1061#ifndef SHORT_STRINGS 1062#define Strchr(a, b) strchr(a, b) 1063#define Strrchr(a, b) strrchr(a, b) 1064#define Strcat(a, b) strcat(a, b) 1065#define Strncat(a, b, c) strncat(a, b, c) 1066#define Strcpy(a, b) strcpy(a, b) 1067#define Strncpy(a, b, c) strncpy(a, b, c) 1068#define Strlen(a) strlen(a) 1069#define Strcmp(a, b) strcmp(a, b) 1070#define Strncmp(a, b, c) strncmp(a, b, c) 1071#define Strcasecmp(a, b) strcasecmp(a, b) 1072 1073#define Strspl(a, b) strspl(a, b) 1074#define Strnsave(a, b) strnsave(a, b) 1075#define Strsave(a) strsave(a) 1076#define Strend(a) strend(a) 1077#define Strstr(a, b) strstr(a, b) 1078 1079#define str2short(a) (a) 1080#define blk2short(a) saveblk(a) 1081#define short2blk(a) saveblk(a) 1082#define short2str(a) caching_strip(a) 1083#else 1084#ifdef WIDE_STRINGS 1085#define Strchr(a, b) wcschr(a, b) 1086#define Strrchr(a, b) wcsrchr(a, b) 1087#define Strcat(a, b) wcscat(a, b) 1088#define Strncat(a, b, c) wcsncat(a, b, c) 1089#define Strcpy(a, b) wcscpy(a, b) 1090#define Strncpy(a, b, c) wcsncpy(a, b, c) 1091#define Strlen(a) wcslen(a) 1092#define Strcmp(a, b) wcscmp(a, b) 1093#define Strncmp(a, b, c) wcsncmp(a, b, c) 1094#else 1095#define Strchr(a, b) s_strchr(a, b) 1096#define Strrchr(a, b) s_strrchr(a, b) 1097#define Strcat(a, b) s_strcat(a, b) 1098#define Strncat(a, b, c) s_strncat(a, b, c) 1099#define Strcpy(a, b) s_strcpy(a, b) 1100#define Strncpy(a, b, c) s_strncpy(a, b, c) 1101#define Strlen(a) s_strlen(a) 1102#define Strcmp(a, b) s_strcmp(a, b) 1103#define Strncmp(a, b, c) s_strncmp(a, b, c) 1104#endif 1105#define Strcasecmp(a, b) s_strcasecmp(a, b) 1106 1107#define Strspl(a, b) s_strspl(a, b) 1108#define Strnsave(a, b) s_strnsave(a, b) 1109#define Strsave(a) s_strsave(a) 1110#define Strend(a) s_strend(a) 1111#define Strstr(a, b) s_strstr(a, b) 1112#endif 1113 1114/* 1115 * setname is a macro to save space (see sh.err.c) 1116 */ 1117EXTERN const char *bname; 1118 1119#define setname(a) (bname = (a)) 1120 1121#ifdef VFORK 1122EXTERN Char *Vsav; 1123EXTERN Char *Vdp; 1124EXTERN Char *Vexpath; 1125EXTERN char **Vt; 1126#endif /* VFORK */ 1127 1128EXTERN Char **evalvec; 1129EXTERN Char *evalp; 1130 1131extern struct mesg { 1132 const char *iname; /* name from /usr/include */ 1133 const char *pname; /* print name */ 1134} mesg[]; 1135 1136/* word_chars is set by default to WORD_CHARS but can be overridden by 1137 the worchars variable--if unset, reverts to WORD_CHARS */ 1138 1139EXTERN Char *word_chars; 1140 1141#define WORD_CHARS "*?_-.[]~=" /* default chars besides alnums in words */ 1142 1143EXTERN Char *STR_SHELLPATH; 1144 1145#ifdef _PATH_BSHELL 1146EXTERN Char *STR_BSHELL; 1147#endif 1148EXTERN Char *STR_WORD_CHARS; 1149EXTERN Char **STR_environ IZERO; 1150 1151extern int dont_free; /* Tell free that we are in danger if we free */ 1152 1153extern Char *INVPTR; 1154extern Char **INVPPTR; 1155 1156extern char *progname; 1157extern int tcsh; 1158extern int xlate_cr; 1159extern int output_raw; 1160extern int lbuffed; 1161extern time_t Htime; 1162extern int numeof; 1163extern int insource; 1164extern char linbuf[]; 1165extern char *linp; 1166extern int nsig; 1167#ifdef VFORK 1168extern int use_fork; 1169#endif 1170extern int tellwhat; 1171extern int NoNLSRebind; 1172#if !HAVE_DECL_ENVIRON 1173extern char **environ; 1174#endif 1175 1176#include "tc.h" 1177 1178#ifndef WINNT_NATIVE 1179# ifdef NLS_CATALOGS 1180# if defined(linux) || defined(__GNU__) || defined(__GLIBC__) 1181# include <locale.h> 1182# ifdef notdef 1183# include <localeinfo.h> /* Has this changed ? */ 1184# endif 1185# include <features.h> 1186# endif 1187# ifdef SUNOS4 1188 /* Who stole my nl_types.h? :-( 1189 * All this stuff is in the man pages, but nowhere else? 1190 * This does not link right now... 1191 */ 1192 typedef void *nl_catd; 1193 extern const char * catgets (nl_catd, int, int, const char *); 1194 nl_catd catopen (const char *, int); 1195 int catclose (nl_catd); 1196# else 1197# ifdef __uxps__ 1198# define gettxt gettxt_ds 1199# endif 1200# include <nl_types.h> 1201# ifdef __uxps__ 1202# undef gettxt 1203# endif 1204# endif 1205# ifndef MCLoadBySet 1206# define MCLoadBySet 0 1207# endif 1208EXTERN nl_catd catd; 1209# if defined(HAVE_ICONV) && defined(HAVE_NL_LANGINFO) 1210# define CGETS(b, c, d) iconv_catgets(catd, b, c, d) 1211# else 1212# define CGETS(b, c, d) xcatgets(catd, b, c, d) 1213# endif 1214# define CSAVS(b, c, d) strsave(CGETS(b, c, d)) 1215# else 1216# define CGETS(b, c, d) d 1217# define CSAVS(b, c, d) d 1218# endif 1219#else /* WINNT_NATIVE */ 1220# define CGETS(b, c, d) nt_cgets( b, c, d) 1221# define CSAVS(b, c, d) strsave(CGETS(b, c, d)) 1222#endif /* WINNT_NATIVE */ 1223 1224#if defined(FILEC) 1225extern int filec; 1226#endif /* FILEC */ 1227 1228#include "sh.decls.h" 1229/* 1230 * Since on some machines characters are unsigned, and the signed 1231 * keyword is not universally implemented, we treat all characters 1232 * as unsigned and sign extend them where we need. 1233 */ 1234#define SIGN_EXTEND_CHAR(a) (((a) & 0x80) ? ((a) | ~0x7f) : (a)) 1235 1236/* 1237 * explanation for use by the "--help" option 1238 */ 1239#define HELP_STRING "\ 1240-b file batch mode, read and execute commands from `file' \n\ 1241-c command run `command' from next argument \n\ 1242-d load directory stack from `~/.cshdirs' \n\ 1243-Dname[=value] define environment variable `name' to `value' (DomainOS only) \n\ 1244-e exit on any error \n\ 1245-f start faster by ignoring the start-up file \n\ 1246-F use fork() instead of vfork() when spawning (ConvexOS only) \n\ 1247-i interactive, even when input is not from a terminal \n\ 1248-l act as a login shell, must be the only option specified \n\ 1249-m load the start-up file, whether or not owned by effective user \n\ 1250-n file no execute mode, just check syntax of the following `file' \n\ 1251-q accept SIGQUIT for running under a debugger \n\ 1252-s read commands from standard input \n\ 1253-t read one line from standard input \n\ 1254-v echo commands after history substitution \n\ 1255-V like -v but including commands read from the start-up file \n\ 1256-x echo commands immediately before execution \n\ 1257-X like -x but including commands read from the start-up file \n\ 1258--help print this message and exit \n\ 1259--version print the version shell variable and exit \n\ 1260\nSee the tcsh(1) manual page for detailed information.\n" 1261 1262#include "tc.nls.h" 1263 1264#endif /* _h_sh */ 1265