rsalz@bbn.com (Rich Salz) (05/31/90)
Submitted-by: Syd Weinstein <syd@dsinc.dsi.com> Posting-number: Volume 22, Issue 72 Archive-name: elm2.3/part13 ---- Cut Here and unpack ---- #!/bin/sh # this is part 13 of a multipart archive # do not concatenate these parts, unpack them in order with /bin/sh # file src/curses.c continued # CurArch=13 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/curses.c" sed 's/^X//' << 'SHAR_EOF' >> src/curses.c 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#ifdef TIOCGWINSZ X struct winsize w; X X if (ioctl(1,TIOCGWINSZ,&w) != -1) { X _lines = w.ws_row; X _columns = w.ws_col; X } X#endif 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 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 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 (_line == row-1 && col == 0) { X if (_col != 0) X putchar('\r'); X putchar('\n'); X fflush(stdout); X } X else if (col == _col && abs(row - _line) < 5) { X if (row < _line && _up) X CursorUp(_line - row); X else if (row > _line && _down) X CursorDown(row - _line); X else X moveabsolute(col, row); 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 putchar('\r'); X while (scrollafter--) X putchar('\n'); 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('\r'); X Writechar('\n'); 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 wrappedlastchar = 0; X int justwrapped, nt; X X justwrapped = 0; X X /* if return, just go to left column. */ X if(ch == '\r') { X if (wrappedlastchar) X justwrapped = 1; /* preserve wrap flag */ X else { X putchar('\r'); X _col = 0; X } X } 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 else if (ch == '\n') { X if (!wrappedlastchar) { X putchar('\n'); X if (_line < LINES) X ++_line; X } X } 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 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 = COLUMNS-1; X else X _col = nt-1; X } X X else { X /* if some kind of non-printable character change to a '?' */ X if(!isascii(ch) || !isprint(ch)) X ch = '?'; X X /* if we only have one column left, simulate automargins if X * the terminal doesn't have them */ X if (_col == COLUMNS - 1) { X putchar(ch); X if (!_automargin || _eatnewlineglitch) { X putchar('\r'); X putchar('\n'); X } X if (_line < LINES) X ++_line; X _col = 0; X justwrapped = 1; X } 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 X wrappedlastchar = justwrapped; X 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) ttsetattr(TTYIN,&_original_tty); X _inraw = 0; X } X else if (state == ON && ! _inraw) { X X (void) ttgetattr(TTYIN, &_original_tty); X (void) ttgetattr(TTYIN, &_raw_tty); /** again! **/ X X#if !defined(TERMIO) && !defined(TERMIOS) 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) ttsetattr(TTYIN, &_raw_tty); 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 echo "File src/curses.c is complete" 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 4.1 90/04/28 22:42:41 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 4.1 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989, 1990 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@DSI.COM dsinc!elm X * X ******************************************************************************* X * $Log: date.c,v $ X * Revision 4.1 90/04/28 22:42:41 syd X * checkin of Elm 2.3 as of Release PL0 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 I_TIME X# include <time.h> X#endif X#ifdef I_SYSTIME X# include <sys/time.h> X#endif X#ifdef BSD X# include <sys/types.h> X# include <sys/timeb.h> X#endif X X#include <ctype.h> X X#ifndef _POSIX_SOURCE Xextern struct tm *localtime(); Xextern long time(); X#endif 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 long junk; /* time in seconds.... */ 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# ifdef GOULD_NP1 X the_time->tm_zone); X# else X timezone(time_zone.tz_minuteswest, the_time->tm_isdst)); X# endif 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 long junk; /* time in seconds.... */ 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 while (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_LEAP_FEB; X the_time->tm_mon += 1; X } X else X break; /* Is Feb 29, so leave */ X } X else { X the_time->tm_mday -= days_in_month[the_time->tm_mon]; X the_time->tm_mon += 1; 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 + 1); X the_time->tm_year += 1; X } 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 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_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 long junk; /* time in seconds.... */ X 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 4.1 90/04/28 22:42:43 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 4.1 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989, 1990 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@DSI.COM dsinc!elm X * X ******************************************************************************* X * $Log: delete.c,v $ X * Revision 4.1 90/04/28 22:42:43 syd X * checkin of Elm 2.3 as of Release PL0 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 4.1 90/04/28 22:42:44 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 4.1 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989, 1990 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@DSI.COM dsinc!elm X * X ******************************************************************************* X * $Log: domains.c,v $ X * Revision 4.1 90/04/28 22:42:44 syd X * checkin of Elm 2.3 as of Release PL0 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#if defined(OPTIMIZE_RETURN) || !defined(DONT_TOUCH_ADDRESSES) 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(); 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; X int matched = 0, in_percent = 0; X register int 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... */ X X while (fgets(buffer, SLEN, domainfd) != NULL) { X if (buffer[0] == '#') /* skip comments */ X continue; X if (strncmp(buffer, mydomain, strlen(mydomain)) == 0) { /* match? */ X matched++; /* Gotcha! Remember this momentous event! */ X break; X } X } X X if (! matched) X continue; /* Nothing. Not a sausage! Step through! */ X X /** We've matched the domain! **/ X X no_ret(buffer); X X (void) strtok(buffer, ","); /* skip the domain info */ X X strcpy(field1, strtok(NULL, ",")); /* fun */ X strcpy(field2, strtok(NULL, ",")); /* stuff */ X strcpy(field3, strtok(NULL, ",")); /* eh? */ X X path = (char *) NULL; X X /* now we merely need to figure out what permutation this is! X X Fields are null if they have only a blank in them or are null. X If fields 2 and 3 are null, use field 1 as the template. X --else-- X If field 3 is null and 2 is not, use field 2 as the template. X --else-- X Field 3 is the template. */ X X X if (strcmp(field3," ") == 0 || field3[0] == '\0'){ X if (strcmp(field2," ") == 0 || field2[0] == '\0') X template = (char *) field1; X else { X path = (char *) field1; X template = (char *) field2; X } X } X else { X path = (char *) field1; X template = (char *) field3; X } X dprint(1, (debugfile, X "-> %s\n-> %s\n-> %s\n", field1, field2, field3)); X dprint(1, (debugfile, X "Path-> %s\nTemplate-> %s\n", path, template)); X X if (strlen(path) > 0 && path[0] == '>') X path++; /* skip the '>' character, okay? */ X X j = 0; /* address is zero, right now, right?? */ X address[j] = '\0'; /* make sure string is too! */ X X for (; *template; template++) { X if (*template == '%') { X if (! in_percent) /* just hit a NEW percent! */ X in_percent = 1; X else { /* just another percent sign on the wall... */ X address[j++] = '%'; X address[j] = '\0'; /* ALWAYS NULL terminate */ X in_percent = 0; X } X } X else if (in_percent) { /* Hey! a real command string */ X in_percent = 0; X switch (*template) { X case USERNAME: strcat(address, name); break; X case RMTMNAME: strcat(address, machine); break; X case FULLNAME: strcat(address, machine); X strcat(address, domain); break; X case NPATH : X X if ((expanded = find_path_to(machine, FALSE)) == NULL) { X dprint(3, (debugfile, X "\nCouldn't expand system path '%s' (%s)\n\n", X machine, "domains")); X error1("Couldn't find a path to %s!", machine); X sleep(2); X return(NULL); /* failed!! */ X } X strcat(address, expanded); /* isn't this fun??? */ X X break; X X case PPATH : X X if ((expanded = find_path_to(path, FALSE)) == NULL) { X dprint(3, (debugfile, X "\nCouldn't expand system path '%s' (%s)\n\n", X path, "domains")); X error1("Couldn't find a path to %s!", path); X sleep(2); X return(NULL); /* failed!! */ X } X strcat(address, expanded); /* isn't this fun??? */ X X break; X X case OBSOLETE: /* fall through.. */ X default : dprint(1, (debugfile, X "\nError: Bad sequence in template file for domain '%s': %%%c\n\n", X domain, *template)); X } X j = strlen(address); X } X else { X address[j++] = *template; X address[j] = '\0'; /* null terminate */ X } X } X X address[j] = '\0'; X X } while (strlen(address) < 1); X X return( (char *) address); X} X#endif SHAR_EOF chmod 0444 src/domains.c || echo "restore of src/domains.c fails" echo "x - extracting src/edit.c (Text)" sed 's/^X//' << 'SHAR_EOF' > src/edit.c && X Xstatic char rcsid[] = "@(#)$Id: edit.c,v 4.1 90/04/28 22:42:46 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 4.1 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989, 1990 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@DSI.COM dsinc!elm X * X ******************************************************************************* X * $Log: edit.c,v $ X * Revision 4.1 90/04/28 22:42:46 syd X * checkin of Elm 2.3 as of Release PL0 X * X * X ******************************************************************************/ X X/** This routine is for allowing the user to edit their current folder X as they wish. X X**/ X X#include "headers.h" X#include <errno.h> X Xextern int errno; X Xchar *error_name(), *error_description(), *strcpy(); Xlong bytes(); Xunsigned long sleep(); X X#ifdef ALLOW_MAILBOX_EDITING X Xedit_mailbox() X{ X /** Allow the user to edit their folder, always resynchronizing X afterwards. Due to intense laziness on the part of the X programmer, this routine will invoke $EDITOR on the entire X file. The mailer will ALWAYS resync on the folder X even if nothing has changed since, not unreasonably, it's X hard to figure out what occurred in the edit session... X X Also note that if the user wants to edit their incoming X mailbox they'll actually be editing the tempfile that is X an exact copy. More on how we resync in that case later X in this code. X **/ X X FILE *real_folder, *temp_folder; X char edited_file[SLEN], buffer[SLEN]; X X if(folder_type == SPOOL) { X if(save_file_stats(cur_folder) != 0) { X error1("Problems saving permissions of folder %s!", cur_folder); X Raw(ON); X sleep(2); X return(0); X } X } X X PutLine0(LINES-1,0,"Invoking editor..."); X X strcpy(edited_file, (folder_type == NON_SPOOL ? cur_folder : cur_tempfolder)); X sprintf(buffer, "%s %s", alternative_editor, edited_file); X X Raw(OFF); X X if (system_call(buffer, SH, TRUE, FALSE) != 0) { X error1("Problems invoking editor %s!", alternative_editor); X Raw(ON); X sleep(2); X return(0); X } X X Raw(ON); X X if (folder_type == SPOOL) { /* uh oh... now the toughie... */ X X if (bytes(cur_folder) != mailfile_size) { X X /* SIGH. We've received mail since we invoked the editor X on the folder. We'll have to do some strange stuff to X remedy the problem... */ X X PutLine0(LINES, 0, "Warning: new mail received..."); X CleartoEOLN(); X X if ((temp_folder = fopen(edited_file, "a")) == NULL) { X dprint(1, (debugfile, X "Attempt to open \"%s\" to append failed in %s\n", X edited_file, "edit_mailbox")); X set_error("Couldn't reopen tempfile. Edit LOST!"); X return(1); X } X /** Now let's lock the folder up and stream the new stuff X into the temp file... **/ X X lock(OUTGOING); X if ((real_folder = fopen(cur_folder, "r")) == NULL) { X dprint(1, (debugfile, X "Attempt to open \"%s\" for reading new mail failed in %s\n", X cur_folder, "edit_mailbox")); X sprintf(buffer, "Couldn't open %s for reading! Edit LOST!", X cur_folder); X set_error(buffer); X unlock(); X return(1); X } X if (fseek(real_folder, mailfile_size, 0) == -1) { X dprint(1, (debugfile, X "Couldn't seek to end of cur_folder (offset %ld) (%s)\n", X mailfile_size, "edit_mailbox")); X set_error("Couldn't seek to end of folder. Edit LOST!"); X unlock(); X return(1); X } X X /** Now we can finally stream the new mail into the tempfile **/ X X while (fgets(buffer, SLEN, real_folder) != NULL) X fprintf(temp_folder, "%s", buffer); X X fclose(real_folder); X fclose(temp_folder); X X } else lock(OUTGOING); X X /* remove real mail_file and then X * link or copy the edited mailfile to real mail_file */ X X (void)unlink(cur_folder); X X if (link(edited_file, cur_folder) != 0) { X if (errno == EXDEV || errno == EEXIST) { X /* attempt to link across file systems */ X if (copy(edited_file, cur_folder) != 0) { X Write_to_screen( X "\n\rCouldn't copy %s to mailfile %s!\n\r", X 2, edited_file, cur_folder); X Write_to_screen( X "\n\rYou'll need to check out %s for your mail.\n\r", X 1, edited_file); X Write_to_screen("** %s - %s. **\n\r", 2, X error_name(errno), error_description(errno)); X unlock(); /* ciao!*/ X emergency_exit(); X } X } else { X Write_to_screen("\n\rCouldn't link %s to mailfile %s!\n\r",2, X edited_file, cur_folder); X Write_to_screen( X "\n\rYou'll need to check out %s for your mail.\n\r", X 1, edited_file); X Write_to_screen("** %s - %s. **\n\r", 2, X error_name(errno), error_description(errno)); X unlock(); /* ciao!*/ X emergency_exit(); X } X } X X /* restore file permissions before removing lock */ X X if(restore_file_stats(cur_folder) != 1) { X error1("Problems restoring permissions of folder %s!", cur_folder); X Raw(ON); X sleep(2); X } X X unlock(); X unlink(edited_file); /* remove the edited mailfile */ X error("Changes incorporated into new mail..."); X X } else X error("Resynchronizing with new version of folder..."); X X sleep(2); X ClearScreen(); X newmbox(cur_folder, FALSE); X showscreen(); X return(1); X} X X#endif SHAR_EOF chmod 0444 src/edit.c || echo "restore of src/edit.c fails" echo "x - extracting src/editmsg.c (Text)" sed 's/^X//' << 'SHAR_EOF' > src/editmsg.c && X Xstatic char rcsid[] = "@(#)$Id: editmsg.c,v 4.1 90/04/28 22:42:47 syd Exp $"; X X/******************************************************************************* X * The Elm Mail System - $Revision: 4.1 $ $State: Exp $ X * X * Copyright (c) 1986, 1987 Dave Taylor X * Copyright (c) 1988, 1989, 1990 USENET Community Trust X ******************************************************************************* X * Bug reports, patches, comments, suggestions should be sent to: X * X * Syd Weinstein, Elm Coordinator X * elm@DSI.COM dsinc!elm X * X ******************************************************************************* X * $Log: editmsg.c,v $ X * Revision 4.1 90/04/28 22:42:47 syd X * checkin of Elm 2.3 as of Release PL0 X * X * X ******************************************************************************/ X X/** This contains routines to do with starting up and using an editor (or two) X from within Elm. This stuff used to be in mailmsg2.c... X**/ X X#include "headers.h" X#include <errno.h> X#ifndef BSD X/* BSD has already included setjmp.h in headers.h */ X#include <setjmp.h> X#endif /* BSD */ X#include <signal.h> X#include <ctype.h> X X#ifdef BSD X#undef tolower X#endif X Xextern int errno; X Xchar *error_name(), *error_description(), *strcpy(), *format_long(); Xunsigned long sleep(); X Xint Xedit_the_message(filename, already_has_text) Xchar *filename; Xint already_has_text; X{ X /** Invoke the users editor on the filename. Return when done. X If 'already has text' then we can't use the no-editor option X and must use 'alternative editor' (e.g. $EDITOR or default_editor) X instead... **/ X X char buffer[SLEN]; X register int stat, return_value = 0, old_raw; X X buffer[0] = '\0'; X X if (strcmp(editor, "builtin") == 0 || strcmp(editor, "none") == 0) { X if (already_has_text) X sprintf(buffer, "%s %s", alternative_editor, filename); X else X return(no_editor_edit_the_message(filename)); X } X X PutLine0(LINES, 0, "Invoking editor..."); fflush(stdout); X if (strlen(buffer) == 0) X sprintf(buffer,"%s %s", editor, filename); X X chown(filename, userid, groupid); /* file was owned by root! */ X X if (( old_raw = RawState()) == ON) X Raw(OFF); X X if (cursor_control) X transmit_functions(OFF); /* function keys are local */ X X if ((stat = system_call(buffer, SH, TRUE, FALSE)) != 0) { X dprint(1,(debugfile, X "System call failed with stat %d (edit_the_message)\n", X stat)); X dprint(1, (debugfile, "** %s - %s **\n", error_name(errno), X error_description(errno))); X ClearLine(LINES-1); X error1("Can't invoke editor '%s' for composition.", editor); X sleep(2); X return_value = 1; X } X X if (old_raw == ON) X Raw(ON); X X if (cursor_control) X transmit_functions(ON); /* function keys are local */ X X return(return_value); X} X Xstatic char simple_continue[] = "(Continue.)\n\r"; Xstatic char post_ed_continue[] = X"(Continue entering message. Type ^D or '.' on a line by itself to end.)\n\r"; X Xextern char to[VERY_LONG_STRING], cc[VERY_LONG_STRING], X expanded_to[VERY_LONG_STRING], expanded_cc[VERY_LONG_STRING], X bcc[VERY_LONG_STRING], expanded_bcc[VERY_LONG_STRING], X subject[SLEN]; X Xint interrupts_while_editing; /* keep track 'o dis stuff */ Xjmp_buf edit_location; /* for getting back from interrupt */ X Xchar *strip_commas(); Xlong fsize(); X Xint Xno_editor_edit_the_message(filename) Xchar *filename; X{ X /** If the current editor is set to either "builtin" or "none", then X invoke this program instead. As it turns out, this and the X routine above have a pretty incestuous relationship (!)... X **/ X X FILE *edit_fd; X char buffer[SLEN], editor_name[SLEN], buf[SLEN]; X int edit_interrupt(), old_raw; X#ifdef VOIDSIG X void (*oldint)(), (*oldquit)(); X#else X int (*oldint)(), (*oldquit)(); X#endif X X if ((edit_fd = fopen(filename, "a")) == NULL) { X error2("Couldn't open %s for appending [%s].", filename, X error_name(errno)); X sleep (2); X dprint(1, (debugfile, X "Error encountered trying to open file %s;\n", filename)); X dprint(1, (debugfile, "** %s - %s **\n", error_name(errno), X error_description(errno))); X return(1); X } X X /** is there already text in this file? **/ X X if (fsize(edit_fd) > 0L) X strcpy(buf, "\n\rContinue entering message."); X else X strcpy(buf, "\n\rEnter message."); X strcat(buf, " Type Elm commands on lines by themselves.\n\r"); X sprintf(buf + strlen(buf), X "Commands include: ^D or '.' to end, %cp to list, %c? for help.\n\r\n\r", X escape_char, escape_char); X CleartoEOS(); X Write_to_screen(buf, 0); X X oldint = signal(SIGINT, edit_interrupt); X oldquit = signal(SIGQUIT, edit_interrupt); X X interrupts_while_editing = 0; X X if (setjmp(edit_location) != 0) { X if (interrupts_while_editing > 1) { X X (void) signal(SIGINT, oldint); X (void) signal(SIGQUIT, oldquit); X X if (edit_fd != NULL) /* insurance... */ X fclose(edit_fd); X return(1); X } X goto more_input; /* read input again, please! */ X } X Xmore_input: buffer[0] = '\0'; X X while (optionally_enter(buffer, -1,-1, FALSE, FALSE) == 0) { X X interrupts_while_editing = 0; /* reset to zero... */ X X if (strcmp(buffer, ".") == 0) X break; /* '.' is as good as a ^D to us dumb programs :-) */ X if (buffer[0] == escape_char) { X switch (tolower(buffer[1])) { X case '?' : tilde_help(); X goto more_input; X X case TILDE_ESCAPE: move_left(buffer, 1); X goto tilde_input; /*!!*/ X X case 't' : get_with_expansion("\n\rTo: ", X to, expanded_to, buffer); X goto more_input; X case 'b' : get_with_expansion("\n\rBcc: ", X bcc, expanded_bcc, buffer); X goto more_input; X case 'c' : get_with_expansion("\n\rCc: ", X cc, expanded_cc, buffer); X goto more_input; X case 's' : get_with_expansion("\n\rSubject: ", X subject,NULL,buffer); X goto more_input; X X case 'h' : get_with_expansion("\n\rTo: ", to, expanded_to, NULL); X get_with_expansion("Cc: ", cc, expanded_cc, NULL); X get_with_expansion("Bcc: ", bcc,expanded_bcc, NULL); X get_with_expansion("Subject: ", subject, NULL, NULL); X goto more_input; X X case 'r' : read_in_file(edit_fd, (char *) buffer + 2, 1); X goto more_input; X case 'e' : if (strlen(emacs_editor) > 0) X if (access(emacs_editor, ACCESS_EXISTS) == 0) { X strcpy(buffer, editor); SHAR_EOF echo "End of part 13" echo "File src/editmsg.c is continued in part 14" echo "14" > s2_seq_.tmp exit 0 exit 0 # Just in case... -- Please send comp.sources.unix-related mail to rsalz@uunet.uu.net. 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