void
getnams (void)
{
register COLLECTION *c;
char buf[STRINGLENGTH];
register FILE *f;
char *p,*q;
for (c = firstC; c && c->Chtree != NULL; c = c->Cnext);
if (c == NULL) return;
(void) sprintf (buf,FILEHOSTS,DEFDIR);
f = fopen (buf,"r");
if (f == NULL) logquit (1,"Can't open %s",buf);
while ((p = fgets (buf,STRINGLENGTH,f)) != NULL) {
if ((q = strchr (p,'\n'))) *q = '\0';
if (strchr ("#;:",*p)) continue;
q = (char *)nxtarg (&p,"= \t");
p = (char *)skipover (p," \t");
if (*p == '=') p++;
p = (char *)skipover (p," \t");
if (*p == '\0') goaway ("error in collection/host file");
do {
if (strcmp (c->Cname, q) == 0) {
do {
q = (char *)nxtarg (&p,", \t");
p = (char *)skipover (p," \t");
if (*p == ',') p++;
p = (char *)skipover (p," \t");
(void) Tinsert (&c->Chtree,q,FALSE);
} while (*p != '\0');
}
while ((c = c->Cnext) != NULL && c->Chtree != NULL);
} while (c != NULL);
for (c = firstC; c && c->Chtree != NULL; c = c->Cnext);
if (c == NULL) break;
}
(void) fclose (f);
if (c == NULL) return;
do {
logerr ("Host for collection %s not found",c->Cname);
while ((c = c->Cnext) != NULL && c->Chtree != NULL);
} while (c);
logquit (1,"Hosts not found for all collections");
}
ubyte *scan (int (*skipover) (int), int (*stopat) (int)) {
int byte;
do {
byte = getchar();
if (byte == EOF) return NULL;
} while (skipover (byte));
ubyte buffer[0x1000];
ubyte *end = buffer;
do {
*end++ = byte;
assert (end < buffer + sizeof buffer);
*end = '\0';
byte = getchar();
}while (byte != EOF && ! stopat (byte));
ubyte *result = (ubyte *) strdup ((char *) buffer);
assert (result != NULL);
return result;
}
/*
* tokenize -- a version of the standard strtok with specific behavior.
*/
static char *
tokenize(char *line)
{
static char *p = NULL;
static char saved = 0;
char *q;
if (line == NULL && p == NULL) {
/* It's the very first time */
return (NULL);
} else if (line != NULL) {
/* Initialize with a new line */
q = skipb(line);
} else {
/* Restore previous line. */
*p = saved;
q = skipb(p);
}
/* q is at the beginning of a token or at EOL, p is irrelevant. */
if (*q == '\0') {
/* It's at EOL. */
p = q;
} else if (in_specials(*q)) {
/* We have a special-character token. */
p = q + 1;
} else if (*q == '#') {
/* The whole rest of the line is a comment token. */
return (NULL);
} else {
/* We have a word token. */
p = skipover(q);
}
saved = *p;
*p = '\0';
if (p == q) {
/* End of line */
return (NULL);
} else {
return (q);
}
}
void
dopage P1H(void)
{
register shalfword cmd ;
register integer p ;
register chardesctype *cd ;
register integer h ;
register fontmaptype *cfnt ;
register frametype *frp = frames ;
integer fnt ;
#ifdef Omega
integer mychar;
#endif
int charmove ;
struct dvistack *sp = stack ;
integer v, w, x, y, z ;
integer roundpos ;
integer thinspace ;
integer vertsmallspace ;
#ifdef XENIX
integer iconv ;
integer viconv ;
iconv = (integer)(1.0 / conv + 0.5) ;
viconv = (integer)(1.0 / vconv + 0.5) ;
#else
#ifdef __THINK__
integer iconv ;
integer viconv ;
iconv = (integer)(1.0 / conv + 0.5) ;
viconv = (integer)(1.0 / vconv + 0.5) ;
#endif
#endif
#ifdef EMTEX
emclear() ;
#endif
pageinit() ;
bopcolor(1) ;
thinspace = (integer)(0.025*DPI/conv) ; /* 0.025 inches */
vertsmallspace = (integer)(0.025*VDPI/vconv) ; /* 0.025 inches */
#ifdef HPS
if (HPS_FLAG) pagecounter++ ;
H_BREAK = (30 * DPI / 400 ) ; /* 30 seems to have worked well at 400 dpi */
#endif
w = x = y = z = 0 ;
h = (integer) (DPI / conv * hoff / 4736286.72) ;
v = (integer) (DPI / conv * voff / 4736286.72) ;
hh = PixRound(h) ;
vv = PixRound(v) ;
curfnt = NULL ;
curpos = NULL ;
charmove = 0 ;
beginloop:
switch (cmd=dvibyte()) {
case 138: goto beginloop ; /* nop command does nuttin */
/*
* For put1 commands, we subtract the width of the character before
* dropping through to the normal character setting routines. This
*/
#ifdef Omega
case 134: /* put2 */
mychar = dvibyte() ;
mychar = (mychar << 8) + dvibyte() ;
charmove = 0 ;
goto dochar ;
case 133: /* put1 */
mychar = dvibyte() ;
charmove = 0 ;
goto dochar ;
case 129: /* set2 */
mychar = dvibyte() ;
mychar = (mychar << 8) + dvibyte() ;
charmove = 1 ;
goto dochar ;
case 128: /* set1 */
mychar = dvibyte() ;
charmove = 1 ;
goto dochar ;
default: /* these are commands 0 (setchar0) thru 127 (setchar127) */
mychar = cmd ;
charmove = 1 ;
dochar:
#else
case 133: /* put1 */
cmd = dvibyte() ;
charmove = 0 ;
goto dochar ;
case 128: cmd = dvibyte() ; /* set1 command drops through to setchar */
default: /* these are commands 0 (setchar0) thru 127 (setchar127) */
charmove = 1 ;
dochar:
#endif
#ifdef HPS
if (HPS_FLAG && PAGEUS_INTERUPPTUS) {
HREF_COUNT-- ;
start_new_box() ;
PAGEUS_INTERUPPTUS = 0 ;
}
if (HPS_FLAG && NEED_NEW_BOX) {
vertical_in_hps();
NEED_NEW_BOX = 0;
}
#endif
#ifdef Omega
cd = &(curfnt->chardesc[mychar]) ;
#else
cd = &(curfnt->chardesc[cmd]) ;
#endif
if (cd->flags & EXISTS) {
if (curfnt->loaded == 2) { /* virtual character being typeset */
if (charmove) {
sp->hh = hh + cd->pixelwidth ;
sp->h = h + cd->TFMwidth ;
} else {
sp->hh = hh ; sp->h = h ;
}
sp->vv = vv ; sp-> v = v ;
sp->w = w ; sp->x = x ; sp->y = y ; sp->z = z ;
if (++sp >= &stack[STACKSIZE]) error("! Out of stack space") ;
w = x = y = z = 0 ; /* will be in relative units at new stack level */
frp->curp = curpos ;
frp->curl = curlim ;
frp->ff = ffont ;
frp->curf = curfnt ;
if (++frp == &frames[MAXFRAME] )
error("! virtual recursion stack overflow") ;
curpos = cd->packptr + 2 ;
curlim = curpos + (256*(long)(*cd->packptr)+(*(cd->packptr+1))) ;
ffont = curfnt->localfonts ;
if (ffont) {
curfnt = ffont->desc ;
thinspace = curfnt->thinspace ;
} else {
curfnt = NULL ;
thinspace = vertsmallspace ;
}
goto beginloop ;
}
#ifdef Omega
drawchar(cd, mychar) ;
#else
drawchar(cd, cmd) ;
#endif
}
if (charmove) {
h += cd->TFMwidth ;
hh += cd->pixelwidth ;
}
goto setmotion ;
#ifdef Omega
case 130: case 131: case 135: case 136: case 139:
#else
case 129: case 130: case 131: case 134: case 135: case 136: case 139:
#endif
case 247: case 248: case 249: case 250: case 251: case 252: case 253:
case 254: case 255: /* unimplemented or illegal commands */
error("! synch") ;
case 132: case 137: /* rules */
{ integer ry, rx , rxx, ryy ;
ry = signedquad() ; rx = signedquad() ;
if (rx>0 && ry>0) {
if (curpos) {
rx = scalewidth(rx, (frp-1)->curf->scaledsize) ;
ry = scalewidth(ry, (frp-1)->curf->scaledsize) ;
}
rxx = (int)(conv * rx + 0.9999999) ;
ryy = (int)(vconv * ry + 0.9999999) ;
drawrule(rxx, ryy) ;
} else
rxx = 0 ;
if (cmd == 137) goto beginloop ;
h += rx ; hh += rxx ;
goto setmotion ;
}
case 141: /* push */
#ifdef HPS
if (HPS_FLAG) pushcount++ ;
/* if (HPS_FLAG && PAGEUS_INTERUPPTUS) {
HREF_COUNT-- ;
start_new_box() ;
PAGEUS_INTERUPPTUS = 0 ;
} */
if (HPS_FLAG && NEED_NEW_BOX) {
vertical_in_hps();
NEED_NEW_BOX = 0;
}
/* printf("push %i, %i\n", pushcount, inHTMLregion) ; */
#endif
sp->hh = hh ; sp->vv = vv ; sp->h = h ; sp->v = v ;
sp->w = w ; sp->x = x ; sp->y = y ; sp->z = z ;
if (++sp >= &stack[STACKSIZE]) error("! Out of stack space") ;
goto beginloop ;
case 140: /* eop or end of virtual character */
if (curpos == NULL) { /* eop */
#ifdef HPS
if (HPS_FLAG && inHTMLregion) PAGEUS_INTERUPPTUS = 1 ;
/* printf("Page interrupted"); */
#endif
break;
}
--frp ;
curfnt = frp->curf ;
thinspace = (curfnt) ? curfnt->thinspace : vertsmallspace ;
ffont = frp->ff ;
curlim = frp->curl ;
curpos = frp->curp ;
if (hh < (sp-1)->hh+2 && hh > (sp-1)->hh-2)
(sp-1)->hh = hh; /* retain `intelligence' of pixel width, if close */
/* falls through */
case 142: /* pop */
#ifdef HPS
pushcount-- ;
/* printf("pop %i\n", pushcount) ; */
#endif
if (--sp < stack) error("! More pops than pushes") ;
#ifdef HPS
if (HPS_FLAG) {
hhmem = hh ; vvmem = vv ;
}
#endif
hh = sp->hh ; vv = sp->vv ; h = sp->h ; v = sp->v ;
w = sp->w ; x = sp->x ; y = sp->y ; z = sp->z ;
#ifdef HPS
if (HPS_FLAG && inHTMLregion && (hhmem - hh > H_BREAK) && (pushcount > 0) &&
(pushcount < current_pushcount))
end_current_box() ;
#endif
goto beginloop ;
case 143: /* right1 */
p = signedbyte() ; goto horizontalmotion ;
case 144: /* right2 */
p = signedpair() ; goto horizontalmotion ;
case 145: /* right3 */
p = signedtrio() ; goto horizontalmotion ;
case 146: /* right4 */
p = signedquad() ; goto horizontalmotion ;
case 147: /* w0 */
p = w ; goto horizontalmotion ;
case 148: /* w1 */
p = w = signedbyte() ; goto horizontalmotion ;
case 149: /* w2 */
p = w = signedpair() ; goto horizontalmotion ;
case 150: /* w3 */
p = w = signedtrio() ; goto horizontalmotion ;
case 151: /* w4 */
p = w = signedquad() ; goto horizontalmotion ;
case 152: /* x0 */
p = x ; goto horizontalmotion ;
case 153: /* x1 */
p = x = signedbyte() ; goto horizontalmotion ;
case 154: /* x2 */
p = x = signedpair() ; goto horizontalmotion ;
case 155: /* x3 */
p = x = signedtrio() ; goto horizontalmotion ;
case 156: /* x4 */
p = x = signedquad() ; goto horizontalmotion ;
case 157: /* down1 */
p = signedbyte() ; goto verticalmotion ;
case 158: /* down2 */
p = signedpair() ; goto verticalmotion ;
case 159: /* down3 */
p = signedtrio() ; goto verticalmotion ;
case 160: /* down4 */
p = signedquad() ; goto verticalmotion ;
case 161: /* y0 */
p = y ; goto verticalmotion ;
case 162: /* y1 */
p = y = signedbyte() ; goto verticalmotion ;
case 163: /* y2 */
p = y = signedpair() ; goto verticalmotion ;
case 164: /* y3 */
p = y = signedtrio() ; goto verticalmotion ;
case 165: /* y4 */
p = y = signedquad() ; goto verticalmotion ;
case 166: /* z0 */
p = z ; goto verticalmotion ;
case 167: /* z1 */
p = z = signedbyte() ; goto verticalmotion ;
case 168: /* z2 */
p = z = signedpair() ; goto verticalmotion ;
case 169: /* z3 */
p = z = signedtrio() ; goto verticalmotion ;
case 170: /* z4 */
p = z = signedquad() ; goto verticalmotion ;
case 171: case 172: case 173: case 174: case 175: case 176: case 177:
case 178: case 179: case 180: case 181: case 182: case 183: case 184:
case 185: case 186: case 187: case 188: case 189: case 190: case 191:
case 192: case 193: case 194: case 195: case 196: case 197: case 198:
case 199: case 200: case 201: case 202: case 203: case 204: case 205:
case 206: case 207: case 208: case 209: case 210: case 211: case 212:
case 213: case 214: case 215: case 216: case 217: case 218: case 219:
case 220: case 221: case 222: case 223: case 224: case 225: case 226:
case 227: case 228: case 229: case 230: case 231: case 232: case 233:
case 234: case 235: case 236: case 237: case 238: /* font selection commands */
if (cmd < 235) fnt = cmd - 171 ; /* fntnum0 thru fntnum63 */
else {
fnt = dvibyte() ;
while (cmd-- > 235)
fnt = (fnt << 8) + dvibyte() ;
}
if (curpos || fnt > 255) {
for (cfnt=ffont; cfnt; cfnt = cfnt->next)
if (cfnt->fontnum == fnt) break ;
curfnt = cfnt->desc ;
} else
curfnt = baseFonts[fnt] ;
thinspace = curfnt->thinspace ;
goto beginloop ;
case 243: case 244: case 245: case 246: /*fntdef1 */
skipover(cmd - 230) ;
skipover(dvibyte() + dvibyte()) ;
goto beginloop ;
case 239: /* xxx1 */
p = dvibyte() ;
dospecial(p) ;
goto beginloop ;
case 240: /* xxx2 */
p = twobytes() ;
dospecial(p) ;
goto beginloop ;
case 241: /* xxx3 */
p = threebytes() ;
dospecial(p) ;
goto beginloop ;
case 242: /* xxx4 */
p = signedquad() ;
dospecial(p) ;
goto beginloop ;
/*
* The calculations here are crucial to the appearance of the document.
* If the motion is small, we round the amount of relative motion; otherwise,
* we update the position and round the new position. Then we check to
* insure that the rounded position didn't accumulate an error that was
* greater than maxdrift.
*/
verticalmotion:
/* vertical motion cases */
if (curpos)
p = scalewidth(p, (frp-1)->curf->scaledsize) ;
v += p ;
if (p >= vertsmallspace) vv = VPixRound(v) ;
else if (p <= -vertsmallspace) vv = VPixRound(v) ;
else
{ vv += VPixRound(p) ;
roundpos = VPixRound(v) ;
if (roundpos - vv > vmaxdrift) vv = roundpos - vmaxdrift ;
else if (vv - roundpos > vmaxdrift) vv = roundpos + vmaxdrift ;
}
#ifdef HPS
/* printf("Doing vertical motion: p = %i, v = %i, vv = %i\n",p,v,vv); */
/* printf("inHTMLregion %i\n", inHTMLregion) ; */
if (HPS_FLAG && inHTMLregion) NEED_NEW_BOX = 1 /* vertical_in_hps() */;
#endif
goto beginloop ;
/*
* Horizontal motion is analogous. We know the exact width of each
* character in pixels. Kerning is distinguished from space between
* words if it's less than a thinspace and not more negative than would
* occur when an accent is being positioned by backspacing.
*/
horizontalmotion:
/* horizontal motion cases */
if (curpos)
p = scalewidth(p, (frp-1)->curf->scaledsize) ;
h += p ;
if (p >= thinspace || p <= -6 * thinspace) {
hh = PixRound(h) ; goto beginloop ;
}
else hh += PixRound(p) ;
#ifdef HPS
/* printf("Doing horizontal motion: p = %i, h = %i, hh = %i\n",p,h,hh); */
#endif
setmotion:
roundpos = PixRound(h) ;
if (roundpos - hh > maxdrift) { hh = roundpos - maxdrift ; }
else if (hh - roundpos > maxdrift) { hh = roundpos + maxdrift ; }
goto beginloop ;
} /* end of the big switch */
pageend() ;
}
void
pprescanpages(void)
{
register int cmd;
integer lmaxpages = maxpages;
integer mpagenum;
integer pageseq = 0;
int ntfirst = notfirst;
pprescan = 1;
readpreamble();
/*
* Now we look for the first page to process. If we get to the end of
* the file before the page, we complain (fatally).
* Incidentally, we don't use the DVI file's bop backpointer to skip
* over pages at high speed, because we want to look to for special
* header that might be in skipped pages.
*/
while (1) {
cmd = skipnop();
if (cmd==248)
error("! End of document before first specified page");
if (cmd!=139)
error("! Bad DVI file: expected bop");
pagenum = signedquad();
pageseq++;
mpagenum = abspage ? pageseq : pagenum;
if (mpagenum == firstpage && ntfirst)
firstmatch++;
if (mpagenum == lastpage && notlast)
lastmatch++;
if (ntfirst && mpagenum == firstpage && firstmatch == firstseq)
ntfirst = 0;
if (ntfirst ||
((evenpages && (pagenum & 1)) || (oddpages && (pagenum & 1)==0) ||
(pagelist && !InPageList(pagenum)))) {
skipover(40);
skippage();
} else {
if (notlast && mpagenum == lastpage)
lastmatch--;
break;
}
}
/*
* Here we scan for each of the sections. First we initialize some of
* the variables we need. We don't have to be as smart as before in
* skipping pages.
*/
skipover(40);
while (lmaxpages > 0) {
if (!(evenpages && (pagenum & 1)) &&
!(oddpages && (pagenum & 1)==0) &&
!(pagelist && !InPageList(pagenum))) {
pscanpage();
lmaxpages--;
} else
skippage();
mpagenum = abspage ? pageseq : pagenum;
if (mpagenum == lastpage && notlast)
lastmatch++;
if (notlast && mpagenum == lastpage && lastmatch == lastseq)
lmaxpages = -1; /* we are done after this page. */
cmd=skipnop();
if (cmd==248) break;
if (cmd!=139)
error("! Bad DVI file: expected bop");
pagenum = signedquad();
skipover(40);
pageseq++;
}
fseek(dvifile, 0L, 0);
pprescan = 0;
}
/*
* And now the big routine.
*/
void
skippage()
{
register shalfword cmd ;
register integer i ;
#ifdef DEBUG
if (dd(D_PAGE))
#ifdef SHORTINT
(void)fprintf(stderr,"Skipping page %ld\n", pagenum) ;
#else /* ~SHORTINT */
(void)fprintf(stderr,"Skipping page %d\n", pagenum) ;
#endif /* ~SHORTINT */
#endif /* DEBUG */
skipover(40) ; /* skip rest of bop command */
while ((cmd=dvibyte())!=140) {
switch (cmd) {
/* illegal options */
case 129: case 130: case 131: case 134: case 135: case 136: case 139:
case 247: case 248: case 249: case 250: case 251: case 252: case 253:
case 254: case 255:
(void)sprintf(errbuf,
#ifdef SHORTINT
"! DVI file contains unexpected command (%ld)",cmd) ;
#else /* ~SHORTINT */
"! DVI file contains unexpected command (%d)",cmd) ;
#endif /* ~SHORTINT */
error(errbuf) ;
/* eight byte commands */
case 132: case 137:
cmd = dvibyte() ;
cmd = dvibyte() ;
cmd = dvibyte() ;
cmd = dvibyte() ;
/* four byte commands */
case 146: case 151: case 156: case 160: case 165: case 170: case 238:
cmd = dvibyte() ;
/* three byte commands */
case 145: case 150: case 155: case 159: case 164: case 169: case 237:
cmd = dvibyte() ;
/* two byte commands */
case 144: case 149: case 154: case 158: case 163: case 168: case 236:
cmd = dvibyte() ;
/* one byte commands */
case 128: case 133: case 143: case 148: case 153: case 157: case 162:
case 167: case 235:
cmd = dvibyte() ;
break ;
/* specials */
case 239: i = dvibyte() ; predospecial(i, 0) ; break ;
case 240: i = twobytes() ; predospecial(i, 0) ; break ;
case 241: i = threebytes() ; predospecial(i, 0) ; break ;
case 242: i = signedquad() ; predospecial(i, 0) ; break ;
/* font definition */
case 243: case 244: case 245: case 246:
fontdef(cmd - 242) ;
break ;
default: ;
}
}
}
/*
* Now we have the main procedure.
*/
void
dosection(sectiontype *s, int c)
{
charusetype *cu;
integer prevptr;
int np;
int k;
integer thispage = 0;
char buf[104];
dopsfont(s);
#ifdef HPS
if (HPS_FLAG) pagecounter = 0;
#endif
if (multiplesects) {
setup();
}
cmdout("TeXDict");
cmdout("begin");
numout(hpapersize);
numout(vpapersize);
doubleout(mag);
numout((integer)DPI);
numout((integer)VDPI);
snprintf(buf, sizeof(buf), "(%.99s)", fulliname);
cmdout(buf);
newline();
cmdout("@start");
if (multiplesects)
cmdout("bos");
/*
* We insure raster is even-word aligned, because download might want that.
*/
if (bytesleft & 1) {
bytesleft--;
raster++;
}
cleanres();
cu = (charusetype *) (s + 1);
psfont = 1;
while (cu->fd) {
if (cu->psfused)
cu->fd->psflag = EXISTS;
download(cu++, psfont++);
}
fonttableout();
if (! multiplesects) {
cmdout("end");
setup();
}
for (cu=(charusetype *)(s+1); cu->fd; cu++)
cu->fd->psflag = 0;
while (c > 0) {
c--;
prevptr = s->bos;
if (! reverse)
fseek(dvifile, (long)prevptr, 0);
np = s->numpages;
while (np-- != 0) {
if (reverse)
fseek(dvifile, (long)prevptr, 0);
pagenum = signedquad();
if ((evenpages && (pagenum & 1)) || (oddpages && (pagenum & 1)==0) ||
(pagelist && !InPageList(pagenum))) {
if (reverse) {
skipover(36);
prevptr = signedquad()+1;
} else {
skipover(40);
skippage();
skipnop();
}
++np; /* this page wasn't counted for s->numpages */
continue;
}
/*
* We want to take the base 10 log of the number. It's probably
* small, so we do it quick.
*/
if (! quiet) {
int t = pagenum, i = 0;
if (t < 0) {
t = -t;
i++;
}
do {
i++;
t /= 10;
} while (t > 0);
if (pagecopies < 20)
i += pagecopies - 1;
if (i + prettycolumn > STDOUTSIZE) {
fprintf(stderr, "\n");
prettycolumn = 0;
}
prettycolumn += i + 1;
#ifdef SHORTINT
fprintf(stderr, "[%ld", pagenum);
#else /* ~SHORTINT */
fprintf(stderr, "[%d", pagenum);
#endif /* ~SHORTINT */
fflush(stderr);
}
skipover(36);
prevptr = signedquad()+1;
for (k=0; k<pagecopies; k++) {
if (k == 0) {
if (pagecopies > 1)
thispage = ftell(dvifile);
} else {
fseek(dvifile, (long)thispage, 0);
if (prettycolumn + 1 > STDOUTSIZE) {
fprintf(stderr, "\n");
prettycolumn = 0;
}
fprintf(stderr, ".");
fflush(stderr);
prettycolumn++;
}
dopage();
}
if (! quiet) {
fprintf(stderr, "] ");
fflush(stderr);
prettycolumn += 2;
}
if (! reverse)
skipnop();
}
}
if (! multiplesects && ! disablecomments) {
newline();
fprintf(bitfile, "%%%%Trailer\n");
}
if (multiplesects) {
if (! disablecomments) {
newline();
fprintf(bitfile, "%%DVIPSSectionTrailer\n");
}
cmdout("eos");
cmdout("end");
}
#ifdef HPS
if (HPS_FLAG) cmdout("\nend"); /* close off HPSDict */
#endif
if (multiplesects && ! disablecomments) {
newline();
fprintf(bitfile, "%%DVIPSEndSection\n");
linepos = 0;
}
}
static SCAN_COLLECTION *
getscancoll(char *filename, char *collname, char *basedir)
{
char buf[STRINGLENGTH], *p, *q;
FILE *f;
SCAN_COLLECTION *c;
if (basedir == NULL) {
if ((f = fopen(filename, "r")) != NULL) {
while ((p = fgets(buf, STRINGLENGTH, f)) != NULL) {
q = strchr(p, '\n');
if (q)
*q = 0;
if (strchr("#;:", *p))
continue;
q = nxtarg(&p, " \t=");
if (strcmp(q, collname) == 0) {
p = skipover(p, " \t=");
basedir = estrdup(p);
break;
}
}
(void) fclose(f);
}
if (basedir == NULL) {
(void) sprintf(buf, FILEBASEDEFAULT, collname);
basedir = estrdup(buf);
}
}
if (chdir(basedir) < 0) {
fprintf(stderr, "supscan: Can't chdir to base directory %s "
"for %s (%s)\n", basedir, collname, strerror(errno));
return (NULL);
}
prefix = NULL;
(void) sprintf(buf, FILEPREFIX, collname);
if ((f = fopen(buf, "r")) != NULL) {
while ((p = fgets(buf, STRINGLENGTH, f)) != NULL) {
q = strchr(p, '\n');
if (q)
*q = 0;
if (strchr("#;:", *p))
continue;
prefix = estrdup(p);
if (chdir(prefix) < 0) {
fprintf(stderr, "supscan: can't chdir to %s "
" from base directory %s for %s (%s)\n",
prefix, basedir, collname, strerror(errno));
fclose(f);
free(prefix);
return (NULL);
}
break;
}
(void) fclose(f);
}
if ((c = malloc(sizeof(*c))) == NULL)
quit(1, "supscan: can't malloc collection structure\n");
c->Cname = collname;
c->Cbase = basedir;
c->Cprefix = prefix;
c->Cnext = NULL;
return (c);
}
int
init(int argc, char **argv)
{
char buf[STRINGLENGTH], fbuf[STRINGLENGTH], *p, *q;
FILE *f;
SCAN_COLLECTION **c;
int fflag, sflag;
char *filename = NULL;
int errs = 0;
quiet = FALSE;
trace = FALSE;
fflag = FALSE;
sflag = FALSE;
while (argc > 1 && argv[1][0] == '-') {
switch (argv[1][1]) {
case 'f':
fflag = TRUE;
if (argc == 2)
usage();
--argc;
argv++;
filename = argv[1];
break;
case 'q':
quiet = TRUE;
break;
case 'v':
trace = TRUE;
break;
case 's':
sflag = TRUE;
break;
default:
fprintf(stderr, "supscan: Invalid flag %s ignored\n",
argv[1]);
(void) fflush(stderr);
}
--argc;
argv++;
}
if (!fflag) {
(void) sprintf(fbuf, FILEDIRS, DEFDIR);
filename = fbuf;
}
if (sflag) {
if (argc != 1)
usage();
firstC = NULL;
c = &firstC;
(void) sprintf(buf, FILEHOSTS, DEFDIR);
if ((f = fopen(buf, "r")) == NULL)
quit(1, "supscan: Unable to open %s\n", buf);
while ((p = fgets(buf, STRINGLENGTH, f)) != NULL) {
q = strchr(p, '\n');
if (q)
*q = 0;
if (strchr("#;:", *p))
continue;
collname = nxtarg(&p, " \t=");
p = skipover(p, " \t=");
if (!localhost(p))
continue;
*c = getscancoll(filename, estrdup(collname), NULL);
if (*c)
c = &((*c)->Cnext);
else
errs++;
}
(void) fclose(f);
return errs;
}
if (argc < 2 && fflag) {
firstC = NULL;
c = &firstC;
if ((f = fopen(filename, "r")) == NULL)
quit(1, "supscan: Unable to open %s\n", filename);
while ((p = fgets(buf, STRINGLENGTH, f)) != NULL) {
q = strchr(p, '\n');
if (q)
*q = 0;
if (strchr("#;:", *p))
continue;
q = nxtarg(&p, " \t=");
p = skipover(p, " \t=");
*c = getscancoll(filename, estrdup(q), estrdup(p));
if (*c)
c = &((*c)->Cnext);
else
errs++;
}
(void) fclose(f);
return errs;
}
if (argc < 2 || argc > 3)
usage();
firstC = getscancoll(filename, estrdup(argv[1]),
argc > 2 ? estrdup(argv[2]) : NULL);
if (firstC == NULL)
errs++;
return errs;
}
