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Gold Fish 1
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GoldFishApril1994_CD1.img
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d1xx
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d147
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src
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main.c
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C/C++ Source or Header
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1988-08-15
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3KB
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144 lines
/*
* Mainline
*/
#include "def.h"
#ifndef NO_MACRO
#include "macro.h"
#endif
int thisflag; /* Flags, this command */
int lastflag; /* Flags, last command */
int curgoal; /* Goal column */
BUFFER *curbp; /* Current buffer */
WINDOW *curwp; /* Current window */
BUFFER *bheadp; /* BUFFER listhead */
WINDOW *wheadp = (WINDOW *)NULL; /* WINDOW listhead */
char pat[NPAT]; /* Pattern */
#ifndef NO_DPROMPT
extern char prompt[], *promptp; /* delayed prompting */
#endif
static VOID edinit();
VOID
main(argc, argv)
int argc;
char **argv;
{
#ifndef NO_STARTUP
char *startupfile();
#endif
char *cp;
VOID vtinit(), makename(), eerase();
BUFFER *findbuffer();
#ifdef SYSINIT
SYSINIT; /* system dependent. */
#endif
vtinit(); /* Virtual terminal. */
#ifndef NO_DIR
dirinit(); /* Get current directory */
#endif
edinit(); /* Buffers, windows. */
ttykeymapinit(); /* Symbols, bindings. */
/* doing update() before reading files causes the error messages from
* the file I/O show up on the screen. (and also an extra display
* of the mode line if there are files specified on the command line.)
*/
update();
#ifndef NO_STARTUP /* User startup file. */
if ((cp = startupfile((char *)NULL)) != NULL)
(VOID) load(cp);
#endif
while (--argc > 0) {
cp = adjustname(*++argv);
curbp = findbuffer(cp);
(VOID) showbuffer(curbp, curwp, 0);
(VOID) readin(cp);
}
thisflag = 0; /* Fake last flags. */
for(;;) {
#ifndef NO_DPROMPT
*(promptp = prompt) = '\0';
if(epresf == KPROMPT) eerase();
#endif
update();
lastflag = thisflag;
thisflag = 0;
switch(doin()) {
case TRUE: break;
case ABORT:
ewprintf("Quit"); /* and fall through */
case FALSE:
default:
ttbeep();
#ifndef NO_MACRO
macrodef = FALSE;
#endif
}
}
}
/*
* Initialize default buffer and window.
*/
static VOID
edinit() {
register BUFFER *bp;
register WINDOW *wp;
bheadp = NULL;
bp = bfind("*scratch*", TRUE); /* Text buffer. */
wp = (WINDOW *)malloc(sizeof(WINDOW)); /* Initial window. */
if (bp==NULL || wp==NULL) panic("edinit");
curbp = bp; /* Current ones. */
wheadp = wp;
curwp = wp;
wp->w_wndp = NULL; /* Initialize window. */
wp->w_bufp = bp;
bp->b_nwnd = 1; /* Displayed. */
wp->w_linep = wp->w_dotp = bp->b_linep;
wp->w_doto = 0;
wp->w_markp = NULL;
wp->w_marko = 0;
wp->w_toprow = 0;
wp->w_ntrows = nrow-2; /* 2 = mode, echo. */
wp->w_force = 0;
wp->w_flag = WFMODE|WFHARD; /* Full. */
}
/*
* Quit command. If an argument, always
* quit. Otherwise confirm if a buffer has been
* changed and not written out. Normally bound
* to "C-X C-C".
*/
/*ARGSUSED*/
quit(f, n)
{
register int s;
VOID vttidy();
if ((s = anycb(FALSE)) == ABORT) return ABORT;
if (s == FALSE
|| eyesno("Some modified buffers exist, really exit") == TRUE) {
vttidy();
#ifdef SYSCLEANUP
SYSCLEANUP;
#endif
exit(GOOD);
}
return TRUE;
}
/*
* User abort. Should be called by any input routine that sees a C-g
* to abort whatever C-g is aborting these days. Currently does
* nothing.
*/
/*ARGSUSED*/
ctrlg(f, n)
{
return ABORT;
}