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Internet Message Format | 1989-04-12 | 49.3 KB

Subject: v18i091: Elm mail system, release 2.2, Part12/24 Newsgroups: comp.sources.unix Sender: sources Approved: rsalz@uunet.UU.NET Submitted-by: dsinc!syd@uunet.UU.NET (Syd Weinstein) Posting-number: Volume 18, Issue 91 Archive-name: elm2.2/part12 #!/bin/sh # this is part 12 of a multipart archive # do not concatenate these parts, unpack them in order with /bin/sh # file src/builtin.c continued # CurArch=12 if test ! -r s2_seq_.tmp then echo "Please unpack part 1 first!" exit 1; fi ( read Scheck if test "$Scheck" != $CurArch then echo "Please unpack part $Scheck next!" exit 1; else exit 0; fi ) < s2_seq_.tmp || exit 1 echo "x - Continuing file src/builtin.c" sed 's/^X//' << 'SHAR_EOF' >> src/builtin.c X padding = COLUMNS - (t1_len + t2_len + strlen(title3)); X X sprintf(titlebuf, "%s%-*.*s%s\n\r\n\r", title1, t2_len+padding, X t2_len+padding, title2, title3); X /* extra newline is to give a blank line after title */ X X Write_to_screen(titlebuf, 0); X form_title = 0; X} SHAR_EOF echo "File src/builtin.c is complete" chmod 0444 src/builtin.c || echo "restore of src/builtin.c fails" echo "x - extracting src/calendar.c (Text)" sed 's/^X//' << 'SHAR_EOF' > src/calendar.c && X Xstatic char rcsid[] = "@(#)$Id: calendar.c,v 2.8 89/03/25 21:45:53 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 2.8 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@dsinc.UUCP dsinc!elm X * X ******************************************************************************* X * $Log: calendar.c,v $ X * Revision 2.8 89/03/25 21:45:53 syd X * Initial 2.2 Release checkin X * X * X ******************************************************************************/ X X/** This routine implements a rather snazzy idea suggested by Warren X Carithers of the Rochester Institute of Technology that allows X mail to contain entries formatted in a manner that will allow direct X copying into a users calendar program. X X All lines in the current message beginning with "->", e.g. X X -> Mon 04/21 1:00p meet with chairman candidate X X get copied into the user's calendar file. X X**/ X X#include "headers.h" X X#ifdef ENABLE_CALENDAR /* if not defined, this will be an empty file */ X X#include <errno.h> X Xextern int errno; X Xchar *error_name(), *error_description(), *strcpy(); X Xscan_calendar() X{ X FILE *calendar; X int count; X X /* First step is to open the calendar file for appending... **/ X X if (can_open(calendar_file, "a") != 0) { X dprint(2, (debugfile, X "Error: wrong permissions to append to calendar %s\n", X calendar_file)); X dprint(2, (debugfile, "** %s - %s **\n", X error_name(errno), error_description(errno))); X error1("Not able to append to file %s!", calendar_file); X return; X } X X save_file_stats(calendar_file); X X if ((calendar = fopen(calendar_file,"a")) == NULL) { X dprint(2, (debugfile, X "Error: couldn't append to calendar file %s (scan)\n", X calendar_file)); X dprint(2, (debugfile, "** %s - %s **\n", X error_name(errno), error_description(errno))); X error1("Couldn't append to file %s!", calendar_file); X return; X } X X count = extract_info(calendar); X X fclose(calendar); X X restore_file_stats(calendar_file); X X if (count > 0) X error2("%d entr%s saved in calendar file.", X count, count > 1 ? "ies" : "y"); X else X error("No calendar entries found in that message."); X X return; X} X Xint Xextract_info(save_to_fd) XFILE *save_to_fd; X{ X /** Save the relevant parts of the current message to the given X calendar file. The only parameter is an opened file X descriptor, positioned at the end of the existing file **/ X X register int entries = 0, lines; X char buffer[SLEN], *cp, *is_cal_entry(); X X /** get to the first line of the message desired **/ X X if (fseek(mailfile, headers[current-1]->offset, 0) == -1) { X dprint(1,(debugfile, X "ERROR: Attempt to seek %d bytes into file failed (%s)", X headers[current-1]->offset, "extract_info")); X error1("ELM [seek] failed trying to read %d bytes into file.", X headers[current-1]->offset); X return(0); X } X X /* how many lines in message? */ X X lines = headers[current-1]->lines; X X /* now while not EOF & still in message... scan it! */ X X while (lines) { X X if(fgets(buffer, SLEN, mailfile) == NULL) X break; X X if(buffer[strlen(buffer)-1] == '\n') X lines--; /* got a full line */ X X if((cp = is_cal_entry(buffer)) != NULL) { X entries++; X fprintf(save_to_fd,"%s", cp); X } X X } X dprint(4,(debugfile, X "Got %d calender entr%s.\n", entries, entries > 1? "ies":"y")); X X return(entries); X} X Xchar * Xis_cal_entry(string) Xregister char *string; X{ X /* If string is of the form X * ->{optional white space} {stuff} X * return a pointer to stuff, otherwise return NULL. X */ X X if(strncmp(string, "->", 2) == 0) { X for(string +=2 ; whitespace(*string); string++) X ; X return(string); X } X return(NULL); X} X X#endif SHAR_EOF chmod 0444 src/calendar.c || echo "restore of src/calendar.c fails" echo "x - extracting src/conn_to.c (Text)" sed 's/^X//' << 'SHAR_EOF' > src/conn_to.c && X Xstatic char rcsid[] = "@(#)$Id: conn_to.c,v 2.3 89/03/25 21:45:54 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 2.3 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@dsinc.UUCP dsinc!elm X * X ******************************************************************************* X * $Log: conn_to.c,v $ X * Revision 2.3 89/03/25 21:45:54 syd X * Initial 2.2 Release checkin X * X * X ******************************************************************************/ X X/** This contains the routine(s) needed to have the Elm mailer figure X out what machines the current machine can talk to. This can be X done in one of two ways - either the program can read the L.sys X file, or (if it fails or "UUNAME" define is present) will invoke X uuname to a file, then read the file in! X X**/ X X#include "headers.h" X Xchar *strcpy(); X Xget_connections() X{ X X /** get the direct connections that this machine has, by hook X or by crook (so to speak) X **/ X X#ifndef USE_UUNAME X FILE *lsysfile; X char buffer[SLEN], sysname[NLEN]; X struct lsys_rec *system_record, *previous_record; X int loc_on_line; X#endif X X if (! warnings) { /* skip this - they don't care! */ X talk_to_sys = NULL; X return; X } X X#ifndef USE_UUNAME X X previous_record = NULL; X if ((lsysfile = fopen(Lsys,"r")) == NULL) { X dprint(1, (debugfile, X "Warning: Can't open L.sys file %s (read_lsys)\n", Lsys)); X#endif X X if (read_uuname() == -1) { X error("Warning: couldn't figure out system connections..."); X talk_to_sys = NULL; X } X X#ifndef USE_UUNAME X /** ELSE: already read in uuname() output if we're here!! **/ X return; X } X X while (fgets(buffer, SLEN, lsysfile) != NULL) { X sscanf(buffer,"%s", sysname); X X if (previous_record == NULL) { X dprint(2, (debugfile, X "L.sys\tdirect connection to %s, ", sysname)); X loc_on_line = 30 + strlen(sysname); X previous_record = (struct lsys_rec *) pmalloc(sizeof *talk_to_sys); X X strcpy(previous_record->name, sysname); X previous_record->next = NULL; X talk_to_sys = previous_record; X } X else if (! talk_to(sysname) && sysname[0] != '#') { X if (loc_on_line + strlen(sysname) > 80) { X dprint(2, (debugfile, "\n\t")); X loc_on_line = 8; X } X dprint(2, (debugfile, "%s, ", sysname)); X loc_on_line += (strlen(sysname) + 2); X system_record = (struct lsys_rec *) pmalloc(sizeof *talk_to_sys); X X strcpy(system_record->name, sysname); X system_record->next = NULL; X previous_record->next = system_record; X previous_record = system_record; X } X } X X fclose(lsysfile); X X if (loc_on_line != 8) X dprint(2, (debugfile, "\n")); X X dprint(2, (debugfile, "\n")); /* for an even nicer format... */ X#endif X} X Xint Xread_uuname() X{ X /** This routine trys to use the uuname routine to get the names of X all the machines that this machine connects to...it returns X -1 on failure. X **/ X X FILE *fd; X char buffer[SLEN], filename[SLEN]; X struct lsys_rec *system_record, *previous_record; X int loc_on_line; X X sprintf(filename, "%s%d", temp_uuname, getpid()); X sprintf(buffer,"%s > %s", uuname, filename); X X if (system_call(buffer, SH, FALSE) != 0) { X dprint(1, (debugfile, "Can't get uuname info - system() failed!\n")); X unlink(filename); /* insurance */ X return(-1); X } X X if ((fd = fopen(filename, "r")) == NULL) { X dprint(1, (debugfile, X "Can't get uuname info - can't open file %s for reading\n", X filename)); X unlink(filename); /* insurance */ X return(-1); X } X X previous_record = NULL; X X while (fgets(buffer, SLEN, fd) != NULL) { X no_ret(buffer); X if (previous_record == NULL) { X dprint(2, (debugfile, "uuname\tdirect connection to %s, ", buffer)); X loc_on_line = 30 + strlen(buffer); X previous_record = (struct lsys_rec *) pmalloc(sizeof *talk_to_sys); X X strcpy(previous_record->name, buffer); X previous_record->next = NULL; X talk_to_sys = previous_record; X } X else { /* don't have to check uniqueness - uuname does that! */ X if (loc_on_line + strlen(buffer) > 80) { X dprint(2, (debugfile, "\n\t")); X loc_on_line = 8; X } X dprint(2, (debugfile, "%s, ", buffer)); X loc_on_line += (strlen(buffer) + 2); X system_record = (struct lsys_rec *) pmalloc(sizeof *talk_to_sys); X X strcpy(system_record->name, buffer); X system_record->next = NULL; X previous_record->next = system_record; X previous_record = system_record; X } X } X X fclose(fd); X X (void) unlink(filename); /* kill da temp file!! */ X X dprint(2, (debugfile, "\n")); /* for a nice format! Yeah! */ X X return(0); /* it all went okay... */ X} SHAR_EOF chmod 0444 src/conn_to.c || echo "restore of src/conn_to.c fails" echo "x - extracting src/curses.c (Text)" sed 's/^X//' << 'SHAR_EOF' > src/curses.c && X Xstatic char rcsid[] = "@(#)$Id: curses.c,v 2.15 89/03/25 21:45:56 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 2.15 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@dsinc.UUCP dsinc!elm X * X ******************************************************************************* X * $Log: curses.c,v $ X * Revision 2.15 89/03/25 21:45:56 syd X * Initial 2.2 Release checkin X * X * X ******************************************************************************/ X X/** This library gives programs the ability to easily access the X termcap information and write screen oriented and raw input X programs. The routines can be called as needed, except that X to use the cursor / screen routines there must be a call to X InitScreen() first. The 'Raw' input routine can be used X independently, however. X X**/ X X/** NOTE THE ADDITION OF: the #ifndef ELM stuff around routines that X we don't use. This is for code size and compile time speed... X**/ X X#include "headers.h" X X#ifdef TERMIO X# include <termio.h> X#else X# include <sgtty.h> X#endif X X#include <ctype.h> X X#ifdef BSD X#undef tolower X#endif X X#define TTYIN 0 X X#ifdef SHORTNAMES X# define _clearinverse _clrinv X# define _cleartoeoln _clrtoeoln X# define _cleartoeos _clr2eos X# define _transmit_off xmit_off X# define _transmit_on xmit_on X#endif X X#ifdef TERMIO Xstruct termio _raw_tty, X _original_tty; X#else X# define TCGETA TIOCGETP X# define TCSETAW TIOCSETP X Xstruct sgttyb _raw_tty, X _original_tty; X#endif X Xstatic int _inraw = 0; /* are we IN rawmode? */ X X#define DEFAULT_LINES_ON_TERMINAL 24 X#define DEFAULT_COLUMNS_ON_TERMINAL 80 X Xstatic int _memory_locked = 0; /* are we IN memlock?? */ Xstatic int _line = -1, /* initialize to "trash" */ X _col = -1; X Xstatic int _intransmit; /* are we transmitting keys? */ X Xstatic Xchar *_clearscreen, *_moveto, *_up, *_down, *_right, *_left, X *_setbold, *_clearbold, *_setunderline, *_clearunderline, X *_sethalfbright, *_clearhalfbright, *_setinverse, *_clearinverse, X *_cleartoeoln, *_cleartoeos, *_transmit_on, *_transmit_off, X *_set_memlock, *_clear_memlock; X Xstatic int _lines, _columns, _automargin, _eatnewlineglitch; Xint tabspacing; X Xstatic char _terminal[1024]; /* Storage for terminal entry */ Xstatic char _capabilities[1024]; /* String for cursor motion */ X Xstatic char *ptr = _capabilities; /* for buffering */ X Xint outchar(); /* char output for tputs */ Xchar *tgetstr(), /* Get termcap capability */ X *tgoto(); /* and the goto stuff */ X XInitScreen() X{ X /* Set up all this fun stuff: returns zero if all okay, or; X -1 indicating no terminal name associated with this shell, X -2..-n No termcap for this terminal type known X */ X X int tgetent(), /* get termcap entry */ X err; X char termname[40]; X char *strcpy(), *getenv(); X X if (getenv("TERM") == NULL) return(-1); X X if (strcpy(termname, getenv("TERM")) == NULL) X return(-1); X X if ((err = tgetent(_terminal, termname)) != 1) X return(err-2); X X _line = 0; /* where are we right now?? */ X _col = 0; /* assume zero, zero... */ X X /* load in all those pesky values */ X _clearscreen = tgetstr("cl", &ptr); X _moveto = tgetstr("cm", &ptr); X _up = tgetstr("up", &ptr); X _down = tgetstr("do", &ptr); X _right = tgetstr("nd", &ptr); X _left = tgetstr("bs", &ptr); X _setbold = tgetstr("so", &ptr); X _clearbold = tgetstr("se", &ptr); X _setunderline = tgetstr("us", &ptr); X _clearunderline = tgetstr("ue", &ptr); X _setinverse = tgetstr("so", &ptr); X _clearinverse = tgetstr("se", &ptr); X _sethalfbright = tgetstr("hs", &ptr); X _clearhalfbright = tgetstr("he", &ptr); X _cleartoeoln = tgetstr("ce", &ptr); X _cleartoeos = tgetstr("cd", &ptr); X _lines = tgetnum("li"); X _columns = tgetnum("co"); X tabspacing = ((tabspacing=tgetnum("it"))==-1 ? 8 : tabspacing); X _automargin = tgetflag("am"); X _eatnewlineglitch = tgetflag("xn"); X _transmit_on = tgetstr("ks", &ptr); X _transmit_off = tgetstr("ke", &ptr); X _set_memlock = tgetstr("ml", &ptr); X _clear_memlock = tgetstr("mu", &ptr); X X X if (!_left) { X _left = "\b"; X } X X return(0); X} X Xchar *return_value_of(termcap_label) Xchar *termcap_label; X{ X /** This will return the string kept by termcap for the X specified capability. Modified to ensure that if X tgetstr returns a pointer to a transient address X that we won't bomb out with a later segmentation X fault (thanks to Dave@Infopro for this one!) X X Tweaked to remove padding sequences. X **/ X X static char escape_sequence[20]; X register int i=0,j=0; X char buffer[20]; X char *myptr, *tgetstr(); /* Get termcap capability */ X X if (strlen(termcap_label) < 2) X return(NULL); X X if (termcap_label[0] == 's' && termcap_label[1] == 'o') X { X if (_setinverse) X strcpy(escape_sequence, _setinverse); X else X return( (char *) NULL ); X } X else if (termcap_label[0] == 's' && termcap_label[1] == 'e') X { X if (_clearinverse) X strcpy(escape_sequence, _clearinverse); X else X return( (char *) NULL ); X } X else if ((myptr = tgetstr(termcap_label, &ptr)) == NULL) X return( (char *) NULL ); X else X strcpy(escape_sequence, myptr); X X if (chloc(escape_sequence, '$') != -1) { X while (escape_sequence[i] != '\0') { X while (escape_sequence[i] != '$' && escape_sequence[i] != '\0') X buffer[j++] = escape_sequence[i++]; X if (escape_sequence[i] == '$') { X while (escape_sequence[i] != '>') i++; X i++; X } X } X buffer[j] = '\0'; X strcpy(escape_sequence, buffer); X } X X return( (char *) escape_sequence); X} X Xtransmit_functions(newstate) Xint newstate; X{ X /** turn function key transmission to ON | OFF **/ X X if (newstate != _intransmit) { X _intransmit = ! _intransmit; X if (newstate == ON) X tputs(_transmit_on, 1, outchar); X else X tputs(_transmit_off, 1, outchar); X fflush(stdout); /* clear the output buffer */ X } X} X X/****** now into the 'meat' of the routines...the cursor stuff ******/ X XScreenSize(lines, columns) Xint *lines, *columns; X{ X /** returns the number of lines and columns on the display. **/ X X if (_lines == 0) _lines = DEFAULT_LINES_ON_TERMINAL; X if (_columns == 0) _columns = DEFAULT_COLUMNS_ON_TERMINAL; X X *lines = _lines - 1; /* assume index from zero */ X *columns = _columns; X} X XSetXYLocation(x,y) Xint x,y; X{ X /* declare where the cursor is on the screen - useful after using X * a function that moves cursor in predictable fasion but doesn't X * set the static x and y variables used in this source file - X * e.g. getpass(). X */ X X _line = x; X _col = y; X} X XGetXYLocation(x,y) Xint *x,*y; X{ X /* return the current cursor location on the screen */ X X *x = _line; X *y = _col; X} X XClearScreen() X{ X /* clear the screen: returns -1 if not capable */ X X _line = 0; /* clear leaves us at top... */ X _col = 0; X X if (!_clearscreen) X return(-1); X X tputs(_clearscreen, 1, outchar); X fflush(stdout); /* clear the output buffer */ X return(0); X} X Xstatic Xmoveabsolute(col, row) X{ X X char *stuff, *tgoto(); X X stuff = tgoto(_moveto, col, row); X tputs(stuff, 1, outchar); X fflush(stdout); X} X XMoveCursor(row, col) Xint row, col; X{ X /** move cursor to the specified row column on the screen. X 0,0 is the top left! **/ X X int scrollafter = 0; X X /* we don't want to change "rows" or we'll mangle scrolling... */ X X if (col < 0) X col = 0; X if (col >= COLUMNS) X col = COLUMNS - 1; X if (row < 0) X row = 0; X if (row > LINES) { X if (col == 0) X scrollafter = row - LINES; X row = LINES; X } X X if (!_moveto) X return(-1); X X if (row == _line) { X if (col == _col) X return(0); /* already there! */ X X else if (abs(col - _col) < 5) { /* within 5 spaces... */ X if (col > _col && _right) X CursorRight(col - _col); X else if (col < _col && _left) X CursorLeft(_col - col); X else X moveabsolute(col, row); X } X else /* move along to the new x,y loc */ X moveabsolute(col, row); X } X else if (col == _col && abs(row - _line) < 5) { X if (row < _line && _up) X CursorUp(_line - row); X else if (_line > row && _down) X CursorDown(row - _line); X else X moveabsolute(col, row); X } X else if (_line == row-1 && col == 0) { X putchar('\n'); /* that's */ X putchar('\r'); /* easy! */ X fflush(stdout); X } X else X moveabsolute(col, row); X X _line = row; /* to ensure we're really there... */ X _col = col; X X if (scrollafter) { X while (scrollafter--) { X putchar('\n'); X putchar('\r'); X } X } X X return(0); X} X XCarriageReturn() X{ X /** move the cursor to the beginning of the current line **/ X Writechar('\r'); X} X XNewLine() X{ X /** move the cursor to the beginning of the next line **/ X X Writechar('\n'); X Writechar('\r'); X} X Xstatic XCursorUp(n) Xint n; X{ X /** move the cursor up 'n' lines **/ X /** Calling function must check that _up is not null before calling **/ X X _line = (_line-n > 0? _line - n: 0); /* up 'n' lines... */ X X while (n-- > 0) X tputs(_up, 1, outchar); X X fflush(stdout); X return(0); X} X X Xstatic XCursorDown(n) Xint n; X{ X /** move the cursor down 'n' lines **/ X /** Caller must check that _down is not null before calling **/ X X _line = (_line+n < LINES? _line + n: LINES); /* down 'n' lines... */ X X while (n-- > 0) X tputs(_down, 1, outchar); X X fflush(stdout); X return(0); X} X X Xstatic XCursorLeft(n) Xint n; X{ X /** move the cursor 'n' characters to the left **/ X /** Caller must check that _left is not null before calling **/ X X _col = (_col - n> 0? _col - n: 0); /* left 'n' chars... */ X X while (n-- > 0) X tputs(_left, 1, outchar); X X fflush(stdout); X return(0); X} X X Xstatic XCursorRight(n) Xint n; X{ X /** move the cursor 'n' characters to the right (nondestructive) **/ X /** Caller must check that _right is not null before calling **/ X X _col = (_col+n < COLUMNS? _col + n: COLUMNS); /* right 'n' chars... */ X X while (n-- > 0) X tputs(_right, 1, outchar); X X fflush(stdout); X return(0); X} X X XStartBold() X{ X /** start boldface/standout mode **/ X X if (!_setbold) X return(-1); X X tputs(_setbold, 1, outchar); X fflush(stdout); X return(0); X} X X XEndBold() X{ X /** compliment of startbold **/ X X if (!_clearbold) X return(-1); X X tputs(_clearbold, 1, outchar); X fflush(stdout); X return(0); X} X X#ifndef ELM X XStartUnderline() X{ X /** start underline mode **/ X X if (!_setunderline) X return(-1); X X tputs(_setunderline, 1, outchar); X fflush(stdout); X return(0); X} X X XEndUnderline() X{ X /** the compliment of start underline mode **/ X X if (!_clearunderline) X return(-1); X X tputs(_clearunderline, 1, outchar); X fflush(stdout); X return(0); X} X X XStartHalfbright() X{ X /** start half intensity mode **/ X X if (!_sethalfbright) X return(-1); X X tputs(_sethalfbright, 1, outchar); X fflush(stdout); X return(0); X} X XEndHalfbright() X{ X /** compliment of starthalfbright **/ X X if (!_clearhalfbright) X return(-1); X X tputs(_clearhalfbright, 1, outchar); X fflush(stdout); X return(0); X} X XStartInverse() X{ X /** set inverse video mode **/ X X if (!_setinverse) X return(-1); X X tputs(_setinverse, 1, outchar); X fflush(stdout); X return(0); X} X X XEndInverse() X{ X /** compliment of startinverse **/ X X if (!_clearinverse) X return(-1); X X tputs(_clearinverse, 1, outchar); X fflush(stdout); X return(0); X} X Xint XHasMemlock() X{ X /** returns TRUE iff memory locking is available (a terminal X feature that allows a specified portion of the screen to X be "locked" & not cleared/scrolled... **/ X X return ( _set_memlock && _clear_memlock ); X} X Xstatic int _old_LINES; X Xint XStartMemlock() X{ X /** mark the current line as the "last" line of the portion to X be memory locked (always relative to the top line of the X screen) Note that this will alter LINES so that it knows X the top is locked. This means that (plus) the program X will scroll nicely but (minus) End memlock MUST be called X whenever we leave the locked-memory part of the program! **/ X X if (! _set_memlock) X return(-1); X X if (! _memory_locked) { X X _old_LINES = LINES; X LINES -= _line; /* we can't use this for scrolling */ X X tputs(_set_memlock, 1, outchar); X fflush(stdout); X _memory_locked = TRUE; X } X X return(0); X} X Xint XEndMemlock() X{ X /** Clear the locked memory condition... **/ X X if (! _set_memlock) X return(-1); X X if (_memory_locked) { X LINES = _old_LINES; /* back to old setting */ X X tputs(_clear_memlock, 1, outchar); X fflush(stdout); X _memory_locked = FALSE; X } X return(0); X} X X#endif /* ndef ELM */ X XWritechar(ch) Xregister int ch; X{ X /** write a character to the current screen location. **/ X X static int autonewlinedlastchar = 0; X register int justautonewlined, nt; X X justautonewlined = 0; X X /* if newline and terminal just did a newline without our asking, X * do nothing, else output a newline and increment the line count */ X if(ch == '\n') { X if (!autonewlinedlastchar) { X putchar('\n'); X _line = min(_line+1, LINES-1); X } X X /* if return, move to column 0 */ X } else if(ch == '\r') { X putchar('\r'); X _col = 0; X X /* if backspace, move back one space if not already in column 0 */ X } else if (ch == BACKSPACE) { X if(_col != 0) { X putchar('\b'); X _col--; X } /* else BACKSPACE does nothing */ X X /* if bell, ring the bell but don't advance the column */ X } else if (ch == '\007') { X putchar(ch); X X X /* if a tab, output it */ X } else if (ch == '\t') { X putchar(ch); X if((nt=next_tab(_col+1)) > prev_tab(COLUMNS)) X _col = nt-1; X else X _col = COLUMNS-1; X X } else { X X /* if some kind of control or non ascii character change to a '?' */ X if(iscntrl(ch) || !isascii(ch)) X ch = '?'; X X /* if we have no columns left and this terminal doesn't do X * automargins, simulate automargins and output the character */ X if(_col == COLUMNS && !_automargin) { X NewLine(); X putchar(ch); X _col++; X X /* if we only have one column left and if this is a terminal X * that automargins when the last column is written to, then X * output the char, and note that the automargin occurred */ X } else if(_col+1 == COLUMNS && _automargin && !_eatnewlineglitch) { X putchar(ch); X _line = min(_line+1, LINES); X _col = 1; X justautonewlined = 1; X X /* if we are already in the last column and we got here, X * this has to be a terminal with automargin and the eatnewline X * glitch. Output the char and note that we are now in the X * 2nd column of the next line, since the terminal will do the X * automargin before displaying the character. */ X } else if (_col == COLUMNS) { X putchar(ch); X _line = min(_line+1, LINES); X _col = 1; X X /* if we are here this means we have no interference from the X * right margin - just output the character and increment the X * column position. */ X } else { X putchar(ch); X _col++; X } X } X autonewlinedlastchar = justautonewlined; X return(0); X} X X/*VARARGS2*/ X XWrite_to_screen(line, argcount, arg1, arg2, arg3) Xchar *line; Xint argcount; Xchar *arg1, *arg2, *arg3; X{ X /** This routine writes to the screen at the current location. X when done, it increments lines & columns accordingly by X looking for "\n" sequences... **/ X X switch (argcount) { X case 0 : X PutLine0(_line, _col, line); X break; X case 1 : X PutLine1(_line, _col, line, arg1); X break; X case 2 : X PutLine2(_line, _col, line, arg1, arg2); X break; X case 3 : X PutLine3(_line, _col, line, arg1, arg2, arg3); X break; X } X} X XPutLine0(x, y, line) Xint x,y; Xregister char *line; X{ X /** Write a zero argument line at location x,y **/ X X MoveCursor(x,y); X while(*line) X Writechar(*line++); X fflush(stdout); X} X X/*VARARGS2*/ XPutLine1(x,y, line, arg1) Xint x,y; Xchar *line; Xchar *arg1; X{ X /** write line at location x,y - one argument... **/ X X char buffer[VERY_LONG_STRING]; X X sprintf(buffer, line, arg1); X X PutLine0(x, y, buffer); X fflush(stdout); X} X X/*VARARGS2*/ XPutLine2(x,y, line, arg1, arg2) Xint x,y; Xchar *line; Xchar *arg1, *arg2; X{ X /** write line at location x,y - one argument... **/ X X char buffer[VERY_LONG_STRING]; X X sprintf(buffer, line, arg1, arg2); X X PutLine0(x, y, buffer); X fflush(stdout); X} X X/*VARARGS2*/ XPutLine3(x,y, line, arg1, arg2, arg3) Xint x,y; Xchar *line; Xchar *arg1, *arg2, *arg3; X{ X /** write line at location x,y - one argument... **/ X X char buffer[VERY_LONG_STRING]; X X sprintf(buffer, line, arg1, arg2, arg3); X X PutLine0(x, y, buffer); X fflush(stdout); X} X XCleartoEOLN() X{ X /** clear to end of line **/ X X if (!_cleartoeoln) X return(-1); X X tputs(_cleartoeoln, 1, outchar); X fflush(stdout); /* clear the output buffer */ X return(0); X} X XCleartoEOS() X{ X /** clear to end of screen **/ X X if (!_cleartoeos) X return(-1); X X tputs(_cleartoeos, 1, outchar); X fflush(stdout); /* clear the output buffer */ X return(0); X} X X XRawState() X{ X /** returns either 1 or 0, for ON or OFF **/ X X return( _inraw ); X} X XRaw(state) Xint state; X{ X /** state is either ON or OFF, as indicated by call **/ X X if (state == OFF && _inraw) { X (void) ioctl(TTYIN, TCSETAW, &_original_tty); X _inraw = 0; X } X else if (state == ON && ! _inraw) { X X (void) ioctl(TTYIN, TCGETA, &_original_tty); /** current setting **/ X X (void) ioctl(TTYIN, TCGETA, &_raw_tty); /** again! **/ X#ifndef TERMIO X _raw_tty.sg_flags &= ~(ECHO); /* echo off */ X _raw_tty.sg_flags |= CBREAK; /* raw on */ X#else X _raw_tty.c_lflag &= ~(ICANON | ECHO); /* noecho raw mode */ X X _raw_tty.c_cc[VMIN] = '\01'; /* minimum # of chars to queue */ X _raw_tty.c_cc[VTIME] = '\0'; /* minimum time to wait for input */ X X#endif X (void) ioctl(TTYIN, TCSETAW, &_raw_tty); X X _inraw = 1; X } X} X Xint XReadCh() X{ X /** read a character with Raw mode set! **/ X X register int result; X char ch; X result = read(0, &ch, 1); X return((result <= 0 ) ? EOF : ch); X} X Xoutchar(c) Xchar c; X{ X /** output the given character. From tputs... **/ X /** Note: this CANNOT be a macro! **/ X X putc(c, stdout); X} X SHAR_EOF chmod 0444 src/curses.c || echo "restore of src/curses.c fails" echo "x - extracting src/date.c (Text)" sed 's/^X//' << 'SHAR_EOF' > src/date.c && X Xstatic char rcsid[] = "@(#)$Id: date.c,v 2.6 89/03/25 21:45:58 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 2.6 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@dsinc.UUCP dsinc!elm X * X ******************************************************************************* X * $Log: date.c,v $ X * Revision 2.6 89/03/25 21:45:58 syd X * Initial 2.2 Release checkin X * X * X ******************************************************************************/ X X/** return the current date and time in a readable format! **/ X/** also returns an ARPA RFC-822 format date... **/ X X X#include "headers.h" X X#ifdef BSD X# ifdef TMINSYS X# include <sys/time.h> X# else X# include <time.h> X# include <sys/types.h> X# include <sys/timeb.h> X# endif X#else X# include <time.h> X#endif X X#include <ctype.h> X X#ifdef BSD X#undef toupper X#undef tolower X#endif X X#define MONTHS_IN_YEAR 11 /* 0-11 equals 12 months! */ X#define FEB 1 /* 0 = January */ X#define DAYS_IN_LEAP_FEB 29 /* leap year only */ X X#define ampm(n) (n > 12? n - 12 : n) X#define am_or_pm(n) (n > 11? (n > 23? "am" : "pm") : "am") X#define leapyear(year) ((year % 4 == 0) && (year % 100 != 0)) X Xchar *arpa_dayname[] = { "Sun", "Mon", "Tue", "Wed", "Thu", X "Fri", "Sat", "" }; X Xchar *arpa_monname[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", X "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", ""}; X Xint days_in_month[] = { 31, 28, 31, 30, 31, 30, X 31, 31, 30, 31, 30, 31, -1}; X X#ifdef BSD X char *timezone(); X#else X extern char *tzname[]; X#endif X Xchar *get_arpa_date() X{ X /** returns an ARPA standard date. The format for the date X according to DARPA document RFC-822 is exemplified by; X X Mon, 12 Aug 85 6:29:08 MST X X **/ X X static char buffer[SLEN]; /* static character buffer */ X struct tm *the_time, /* Time structure, see CTIME(3C) */ X *localtime(); X long junk, /* time in seconds.... */ X time(); X X#ifdef BSD X# ifndef TZ_MINUTESWEST X struct timeb loc_time; X X junk = time((long *) 0); X ftime(&loc_time); X# else X struct timeval time_val; X struct timezone time_zone; X X gettimeofday(&time_val, &time_zone); X junk = time_val.tv_sec; X# endif X X#else X junk = time((long *) 0); /* this must be here for it to work! */ X#endif X X the_time = localtime(&junk); X X sprintf(buffer, "%s, %d %s %d %d:%02d:%02d %s", X arpa_dayname[the_time->tm_wday], X the_time->tm_mday % 32, X arpa_monname[the_time->tm_mon], X the_time->tm_year % 100, X the_time->tm_hour % 24, X the_time->tm_min % 61, X the_time->tm_sec % 61, X#ifdef BSD X#ifdef TZ_MINUTESWEST X timezone(time_zone.tz_minuteswest, time_zone.tz_dsttime)); X#else X timezone(loc_time.timezone, the_time->tm_isdst)); X#endif X#else X tzname[the_time->tm_isdst]); X#endif X X return( (char *) buffer); X} X Xdays_ahead(days, buffer) Xint days; Xchar *buffer; X{ X /** return in buffer the date (Day, Mon Day, Year) of the date X 'days' days after today. X **/ X X struct tm *the_time, /* Time structure, see CTIME(3C) */ X *localtime(); X long junk, /* time in seconds.... */ X time(); X X junk = time((long *) 0); /* this must be here for it to work! */ X the_time = localtime(&junk); X X /* increment the day of the week */ X X the_time->tm_wday = (the_time->tm_wday + days) % 7; X X /* the day of the month... */ X the_time->tm_mday += days; X X if (the_time->tm_mday > days_in_month[the_time->tm_mon]) { X if (the_time->tm_mon == FEB && leapyear(the_time->tm_year)) { X if (the_time->tm_mday > DAYS_IN_LEAP_FEB) { X the_time->tm_mday -= days_in_month[the_time->tm_mon]; X the_time->tm_mon += 1; X } X } X else { X the_time->tm_mday -= days_in_month[the_time->tm_mon]; X the_time->tm_mon += 1; X } X } X X /* check the month of the year */ X if (the_time->tm_mon > MONTHS_IN_YEAR) { X the_time->tm_mon -= MONTHS_IN_YEAR; X the_time->tm_year += 1; X } X X /* now, finally, build the actual date string */ X X sprintf(buffer, "%s, %d %s %d", X arpa_dayname[the_time->tm_wday], X the_time->tm_mday % 32, X arpa_monname[the_time->tm_mon], X the_time->tm_year % 100); X} X Xint Xvalid_date(day, mon, year) Xchar *day, *mon, *year; X{ X /** Validate the given date - returns TRUE iff the date X handed is reasonable and valid. X Ignore month param, okay? X **/ X X register int daynum, yearnum; X X daynum = atoi(day); X yearnum = atoi(year); X X if (daynum < 1 || daynum > 31) { X dprint(3, (debugfile, X "Error: day %d is obviously wrong! (valid_date)\n", X daynum)); X return(0); X } X X if (yearnum < 1 || (yearnum > 100 && yearnum < 1900) || X yearnum > 2000) { X dprint(3, (debugfile, X "Error: year %d is obviously wrong! (valid_date)\n", X yearnum)); X return(0); X } X X return(1); X} X Xfix_date(entry) Xstruct header_rec *entry; X{ X /** This routine will 'fix' the date entry for the specified X message. This consists of 1) adjusting the year to 0-99 X and 2) altering time from HH:MM:SS to HH:MM am|pm **/ X X if (atoi(entry->year) > 99) X sprintf(entry->year,"%d", atoi(entry->year) - 1900); X X fix_time(entry->time); X} X Xfix_time(timestring) Xchar *timestring; X{ X /** Timestring in format HH:MM:SS (24 hour time). This routine X will fix it to display as: HH:MM [am|pm] **/ X X int hour, minute; X X sscanf(timestring, "%d:%d", &hour, &minute); X X if (hour < 1 || hour == 24) X sprintf(timestring, "12:%02d am", minute); X else if (hour < 12) X sprintf(timestring, "%d:%02d am", hour, minute); X else if (hour == 12) X sprintf(timestring, "12:%02d pm", minute); X else if (hour < 24) X sprintf(timestring, "%d:%02d pm", hour-12, minute); X} X Xint Xcompare_dates(rec1, rec2) Xstruct header_rec *rec1, *rec2; X{ X /** This function works similarly to the "strcmp" function, but X has lots of knowledge about the internal date format... X Apologies to those who "know a better way"... X **/ X X int month1, day1, year1, hour1, minute1, X month2, day2, year2, hour2, minute2; X X year1 = atoi(rec1->year); X year2 = atoi(rec2->year); X X if (year1 != year2) X return( year1 - year2 ); X X /* And HERE's where the performance of this sort dies... */ X X month1 = month_number(rec1->month); /* retch... gag.... */ X month2 = month_number(rec2->month); /* puke... */ X X if (month1 == -1) X dprint(2, (debugfile, X "month_number failed on month '%s'\n", rec1->month)); X X if (month2 == -1) X dprint(2, (debugfile, X "month_number failed on month '%s'\n", rec2->month)); X X if (month1 != month2) X return( month1 - month2 ); X X /* back and cruisin' now, though... */ X X day1 = atoi(rec1->day); /* unfortunately, 2 is greater than 19 */ X day2 = atoi(rec2->day); /* on a dump string-only compare... */ X X if (day1 != day2) X return( day1 - day2 ); X X /* we're really slowing down now... */ X X minute1 = minute2 = -1; X X sscanf(rec1->time, "%d:%d", &hour1, &minute1); X sscanf(rec2->time, "%d:%d", &hour2, &minute2); X X /* did we get the time? If not, try again */ X X if (minute1 < 0) X sscanf(rec1->time, "%2d%2d", &hour1, &minute1); X X if (minute2 < 0) X sscanf(rec2->time, "%2d%2d", &hour2, &minute2); X X /** deal with am/pm, if present... **/ X X if (strlen(rec1->time) > 3) X if (rec1->time[strlen(rec1->time)-2] == 'p') { X if (hour1 != 12) X hour1 += 12; X } X else { X if (hour1 == 12) X hour1 = 0; X } X X if (strlen(rec2->time) > 3) X if (rec2->time[strlen(rec2->time)-2] == 'p') { X if (hour2 != 12) X hour2 += 12; X } X else { X if (hour2 == 12) X hour2 = 0; X } X X if (hour1 != hour2) X return( hour1 - hour2 ); X X return( minute1 - minute2 ); /* ignore seconds... */ X} X Xint Xcompare_parsed_dates(rec1, rec2) Xstruct date_rec rec1, rec2; X{ X /** This function is very similar to the compare_dates X function but assumes that the two record structures X are already parsed and stored in "date_rec" format. X **/ X X if (rec1.year != rec2.year) X return( rec1.year - rec2.year ); X X if (rec1.month != rec2.month) X return( rec1.month - rec2.month ); X X if (rec1.day != rec2.day) X return( rec1.day - rec2.day ); X X if (rec1.hour != rec2.hour) X return( rec1.hour - rec2.hour ); X X return( rec1.minute - rec2.minute ); /* ignore seconds... */ X} X Xint Xmonth_number(name) Xchar *name; X{ X /** return the month number given the month name... **/ X X char ch; X X switch (tolower(name[0])) { X case 'a' : if ((ch = tolower(name[1])) == 'p') return(APRIL); X else if (ch == 'u') return(AUGUST); X else return(-1); /* error! */ X X case 'd' : return(DECEMBER); X case 'f' : return(FEBRUARY); X case 'j' : if ((ch = tolower(name[1])) == 'a') return(JANUARY); X else if (ch == 'u') { X if ((ch = tolower(name[2])) == 'n') return(JUNE); X else if (ch == 'l') return(JULY); X else return(-1); /* error! */ X } X else return(-1); /* error */ X case 'm' : if ((ch = tolower(name[2])) == 'r') return(MARCH); X else if (ch == 'y') return(MAY); X else return(-1); /* error! */ X case 'n' : return(NOVEMBER); X case 'o' : return(OCTOBER); X case 's' : return(SEPTEMBER); X default : return(-1); X } X} X X#ifdef SITE_HIDING X Xchar *get_ctime_date() X{ X /** returns a ctime() format date, but a few minutes in the X past...(more cunningness to implement hidden sites) **/ X X static char buffer[SLEN]; /* static character buffer */ X struct tm *the_time, /* Time structure, see CTIME(3C) */ X *localtime(); X long junk, /* time in seconds.... */ X time(); X#ifdef BSD X struct timeval time_val; X struct timezone time_zone; X#endif X X#ifdef BSD X gettimeofday(&time_val, &time_zone); X junk = time_val.tv_sec; X#else X junk = time((long *) 0); /* this must be here for it to work! */ X#endif X the_time = localtime(&junk); X X sprintf(buffer, "%s %s %d %02d:%02d:%02d %d", X arpa_dayname[the_time->tm_wday], X arpa_monname[the_time->tm_mon], X the_time->tm_mday % 32, X min(the_time->tm_hour % 24, (rand() % 24)), X min(abs(the_time->tm_min % 61 - (rand() % 60)), (rand() % 60)), X min(abs(the_time->tm_sec % 61 - (rand() % 60)), (rand() % 60)), X the_time->tm_year % 100 + 1900); X X return( (char *) buffer); X} X X#endif SHAR_EOF chmod 0444 src/date.c || echo "restore of src/date.c fails" echo "x - extracting src/delete.c (Text)" sed 's/^X//' << 'SHAR_EOF' > src/delete.c && X Xstatic char rcsid[] = "@(#)$Id: delete.c,v 2.6 89/03/25 21:46:00 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 2.6 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@dsinc.UUCP dsinc!elm X * X ******************************************************************************* X * $Log: delete.c,v $ X * Revision 2.6 89/03/25 21:46:00 syd X * Initial 2.2 Release checkin X * X * X ******************************************************************************/ X X/** Delete or undelete files: just set flag in header record! X Also tags specified message(s)... X X**/ X X#include "headers.h" X Xchar *show_status(); X Xdelete_msg(real_del, update_screen) Xint real_del, update_screen; X{ X /** Delete current message. If real-del is false, then we're X actually requested to toggle the state of the current X message... **/ X X if (real_del) X headers[current-1]->status |= DELETED; X else if (ison(headers[current-1]->status, DELETED)) X clearit(headers[current-1]->status, DELETED); X else X setit(headers[current-1]->status, DELETED); X X if (update_screen) X show_msg_status(current-1); X} X Xundelete_msg(update_screen) Xint update_screen; X{ X /** clear the deleted message flag **/ X X clearit(headers[current-1]->status, DELETED); X X if (update_screen) X show_msg_status(current-1); X} X Xshow_msg_status(msg) Xint msg; X{ X /** show the status of the current message only. **/ X X char tempbuf[3]; X X strcpy(tempbuf, show_status(headers[msg]->status)); X X if (on_page(msg)) { X MoveCursor(((compute_visible(msg+1)-1) % headers_per_page) + 4, 2); X if (msg+1 == current && !arrow_cursor) { X StartBold(); X Writechar( tempbuf[0] ); X EndBold(); X } X else X Writechar( tempbuf[0] ); X } X} X Xint Xtag_message(update_screen) Xint update_screen; X{ X /** Tag current message and return TRUE. X If already tagged, untag it and return FALSE. **/ X X int istagged; X X if (ison(headers[current-1]->status, TAGGED)) { X clearit(headers[current-1]->status, TAGGED); X istagged = FALSE; X } else { X setit(headers[current-1]->status, TAGGED); X istagged = TRUE; X } X X if(update_screen) X show_msg_tag(current-1); X return(istagged); X} X Xshow_msg_tag(msg) Xint msg; X{ X /** show the tag status of the current message only. **/ X X if (on_page(msg)) { X MoveCursor(((compute_visible(msg+1)-1) % headers_per_page) + 4, 4); X if (msg+1 == current && !arrow_cursor) { X StartBold(); X Writechar( ison(headers[msg]->status, TAGGED)? '+' : ' '); X EndBold(); X } X else X Writechar( ison(headers[msg]->status, TAGGED)? '+' : ' '); X } X} X Xshow_new_status(msg) Xint msg; X{ X /** If the specified message is on this screen, show X the new status (could be marked for deletion now, X and could have tag removed...) X **/ X X if (on_page(msg)) X if (msg+1 == current && !arrow_cursor) { X StartBold(); X PutLine2(((compute_visible(msg+1)-1) % headers_per_page) + 4, X 2, "%s%c", show_status(headers[msg]->status), X ison(headers[msg]->status, TAGGED )? '+' : ' '); X EndBold(); X } X else X PutLine2(((compute_visible(msg+1)-1) % headers_per_page) + 4, X 2, "%s%c", show_status(headers[msg]->status), X ison(headers[msg]->status, TAGGED )? '+' : ' '); X} SHAR_EOF chmod 0444 src/delete.c || echo "restore of src/delete.c fails" echo "x - extracting src/domains.c (Text)" sed 's/^X//' << 'SHAR_EOF' > src/domains.c && X Xstatic char rcsid[] = "@(#)$Id: domains.c,v 2.6 89/03/25 21:46:01 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 2.6 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@dsinc.UUCP dsinc!elm X * X ******************************************************************************* X * $Log: domains.c,v $ X * Revision 2.6 89/03/25 21:46:01 syd X * Initial 2.2 Release checkin X * X * X ******************************************************************************/ X X/** This file contains all the code dealing with the expansion of X domain based addresses in Elm. It uses the file "domains" as X defined in the sysdefs.h file. X X From a file format and idea in "uumail" - designed by Stan Barber. X**/ X X#include <ctype.h> X X#include "headers.h" X X#ifdef BSD X# undef toupper X# undef tolower X#endif X X/** define the various characters that we can encounter after a "%" sign X in the template file... X**/ X X#define USERNAME 'U' /* %U = the name of the remote user */ X#define RMTMNAME 'N' /* %N = the remote machine name */ X#define FULLNAME 'D' /* %D = %N + domain info given */ X#define NPATH 'R' /* %R = path to %N from pathalias */ X#define PPATH 'P' /* %P = path to 'P' from pathalias */ X#define OBSOLETE 'S' /* %S = (used to be suffix string) */ X X/** and finally some characters that are allowed in user/machine names **/ X X#define okay_others(c) (c == '-' || c == '^' || c == '$' || c == '_') X X/** and some allowed ONLY in the username field **/ X X#define special_chars(c) (c == '%' || c == ':') X Xchar *find_path_to(), *expand_domain(), *match_and_expand_domain(); Xchar *strcpy(), *strcat(), *strtok(); Xunsigned long sleep(); Xvoid rewind(); X Xopen_domain_file() X{ X if ((domainfd = fopen(domains, "r")) == NULL) { X dprint(2, (debugfile,"Warning: can't open file %s as domains file\n", X domains)); X } X else { X dprint(3, (debugfile, X "Opened '%s' as the domain database\n\n", domains)); X } X X /* if it fails it'll instantiate domainfd to NULL which is X exactly what we want to have happen!! */ X} X Xchar *expand_domain(buffer) Xchar *buffer; X{ X /** Expand the address 'buffer' based on the domain information, X if any. Returns NULL if it can't expand it for any reason. X **/ X X char name[NLEN], address[NLEN], domain[NLEN]; X char *match_and_expand_domain(); X X if (domainfd == NULL) return(NULL); /* no file present! */ X X if (explode(buffer, name, address, domain)) X return( match_and_expand_domain(domain, name, address) ); X else { /* invalid format - not "user@host.domain" */ X dprint(2, (debugfile, X "Invalid format for domain expansion: %s (expand_domain)\n", X buffer)); X return(NULL); X } X} X Xint Xexplode(buffer, name, address, domain) Xchar *buffer, *name, *address, *domain; X{ X /** Break buffer, if in format name@machine.domain, into the X component parts, otherwise return ZERO and don't worry X about the values of the parameters! X **/ X X register int i, j = 0; X X /** First get the name... **/ X X for (i=0; buffer[i] != '@'; i++) { X if (! isalnum(buffer[i]) && ! okay_others(buffer[i]) && ! X special_chars(buffer[i])) X return(0); /* invalid character in string! */ X name[i] = buffer[i]; X } X X name[i++] = '\0'; X X /** now let's get the machinename **/ X X while (buffer[i] != '.') { X if (! isalnum(buffer[i]) && ! okay_others(buffer[i])) X return(0); /* invalid character in string! */ X address[j++] = buffer[i++]; X } X address[j] = '\0'; X X j = 0; X X /** finally let's get the domain information (there better be some!) **/ X X while (buffer[i] != '\0') { X if (! isalnum(buffer[i]) && ! okay_others(buffer[i]) && X buffer[i] != '.') X return(0); /* an you fail again, bozo! */ X domain[j++] = toupper(buffer[i]); X i++; X } X X domain[j] = '\0'; X X return(j); /* if j == 0 there's no domain info! */ X} X Xchar *match_and_expand_domain(domain, name, machine) Xchar *domain, *name, *machine; X{ X /** Given the domain, try to find it in the domain file and X if found expand the entry and return the result as a X character string... X **/ X X static char address[SLEN]; X char buffer[SLEN], domainbuff[NLEN]; X char field1[NLEN], field2[NLEN], field3[NLEN]; X char *path, *template, *expanded, *mydomain, *strtok(); X int matched = 0, in_percent = 0; X register int i, j = 0; X X address[j] = '\0'; X X domainbuff[0] = '\0'; X mydomain = (char *) domainbuff; /* set up buffer etc */ X X do { X rewind(domainfd); /* back to ground zero! */ X X if (strlen(mydomain) > 0) { /* already in a domain! */ X mydomain++; /* skip leading '.' */ X while (*mydomain != '.' && *mydomain != ',') X mydomain++; /* next character */ X if (*mydomain == ',') X return (NULL); /* didn't find domain! */ X } X else X sprintf(mydomain, "%s,", domain); /* match ENTIRELY! */ X X /* whip through file looking for the entry, please... */ SHAR_EOF echo "End of part 12" echo "File src/domains.c is continued in part 13" echo "13" > s2_seq_.tmp exit 0