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source: trunk/third/transcript/src/psparse.c @ 9090

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Revision 9090, 62.5 KB checked in by ghudson, 28 years ago (diff)
This commit was generated by cvs2svn to compensate for changes in r9089, which included commits to RCS files with non-trunk default branches.

Rev	Line
[9089]	1	#ifndef lint
	2	#define _NOTICE static char
	3	_NOTICE N1[] = "Copyright (c) 1990,1991,1992 Adobe Systems Incorporated";
	4	_NOTICE N2[] = "GOVERNMENT END USERS: See Notice file in TranScript library directory";
	5	_NOTICE N3[] = "-- probably /usr/lib/ps/Notice";
	6	_NOTICE RCSID[]="$Header: /afs/dev.mit.edu/source/repository/third/transcript/src/psparse.c,v 1.1.1.1 1996-10-07 20:25:51 ghudson Exp $";
	7	#endif
	8	/* psparse.c
	9	*
	10	* Copyright (C) 1990,1991,1992 Adobe Systems Incorporated. All rights
	11	* reserved.
	12	* GOVERNMENT END USERS: See Notice file in TranScript library directory
	13	* -- probably /usr/lib/ps/Notice
	14	*
	15	*
	16	*
	17	* $Log: not supported by cvs2svn $
	18	* Revision 3.20 1994/05/03 23:01:32 snichols
	19	* Handle null in name of resource, and handle files with neither prolog
	20	* nor setup comments.
	21	*
	22	* Revision 3.19 1994/02/16 00:31:48 snichols
	23	* support for Orientation comment
	24	*
	25	* Revision 3.18 1993/12/21 23:43:08 snichols
	26	* cast strlen for Solaris.
	27	*
	28	* Revision 3.17 1993/12/01 21:04:27 snichols
	29	* initialize some variables, and loop looking for resource files.
	30	*
	31	* Revision 3.16 1993/11/17 22:33:32 snichols
	32	* make sure that null bytes in the data don't prematurely terminate
	33	* the output.
	34	*
	35	* Revision 3.15 1993/08/06 22:56:51 snichols
	36	* fixed typos.
	37	*
	38	* Revision 3.14 1993/08/06 22:55:15 snichols
	39	* pname should be static.
	40	*
	41	* Revision 3.13 1993/07/27 17:50:17 snichols
	42	* Corrected a typo.
	43	*
	44	* Revision 3.12 1993/05/25 21:38:59 snichols
	45	* cleanup for Solaris.
	46	*
	47	* Revision 3.11 1992/08/21 16:26:32 snichols
	48	* Release 4.0
	49	*
	50	* Revision 3.10 1992/08/20 00:38:41 snichols
	51	* Even if noparse is desired, should check for file type and conformance,
	52	* so clients can decide what to do.
	53	*
	54	* Revision 3.9 1992/07/27 20:02:19 snichols
	55	* Added support for BINARYOK environment variable, to allow control over
	56	* whether or not ASCII85 encoding is done after LZW compression.
	57	*
	58	* Revision 3.8 1992/07/14 22:37:51 snichols
	59	* Updated copyright.
	60	*
	61	* Revision 3.7 1992/06/29 23:57:31 snichols
	62	* line wrapped when I didn't want it to.
	63	*
	64	* Revision 3.6 1992/06/29 19:49:45 snichols
	65	* handle RequiresPageRegion, and warn user CustomPageSize isn't
	66	* supported.
	67	*
	68	* Revision 3.5 1992/06/23 19:41:28 snichols
	69	* fixed up problem where sometimes psparse was trying to open a null pathname.
	70	*
	71	* Revision 3.4 1992/05/28 21:20:04 snichols
	72	* support for handling Multiple Master fonts.
	73	*
	74	* Revision 3.3 1992/05/18 21:51:13 snichols
	75	* removed unnecessary debugging statement.
	76	*
	77	* Revision 3.2 1992/05/18 20:07:57 snichols
	78	* Added support for shrink to fit, and for translating by page length on
	79	* landscape as well as translating by page width. Also has support for
	80	* long lines, as long as they aren't comments.
	81	*
	82	* Revision 3.1 1992/05/05 22:10:34 snichols
	83	* support for adding showpage to end of file.
	84	*
	85	* Revision 3.0 1991/06/17 16:59:26 snichols
	86	* Release 3.0
	87	*
	88	* Revision 1.29 1991/06/17 16:58:33 snichols
	89	* add more checks to make sure array limits aren't exceeded, and
	90	* increase array limits.
	91	*
	92	* Revision 1.28 1991/05/31 21:13:10 snichols
	93	* Since we're strncat'ing rather than strncpy'ing in StrCap, we need to
	94	* zero out r each time.
	95	*
	96	* Revision 1.27 1991/05/14 23:16:52 snichols
	97	* fixed bug in comment stripping code which was stripping out the prolog.
	98	*
	99	* Revision 1.26 1991/05/14 19:20:47 snichols
	100	* make sure command line feature code gets inserted properly.
	101	*
	102	* Revision 1.25 1991/05/13 20:50:39 snichols
	103	* The array that StrCap returns should be static.
	104	*
	105	* Revision 1.24 1991/04/29 22:52:44 snichols
	106	* if we get to end of CheckPrinter, return null, since we're checking for
	107	* null on the other end.
	108	*
	109	* Revision 1.23 1991/04/23 19:29:16 snichols
	110	* GetName would loop infinitely on names with ('s.
	111	*
	112	* Revision 1.22 1991/03/28 23:47:32 snichols
	113	* isolated code for finding PPD files to one routine, in psutil.c.
	114	*
	115	* Revision 1.21 1991/03/27 01:03:18 snichols
	116	* command line feature requests should override feature requests in file.
	117	*
	118	* Revision 1.20 1991/03/25 23:15:19 snichols
	119	* moved CheckForTray to appear before invocation.
	120	*
	121	* Revision 1.19 1991/03/21 22:58:02 snichols
	122	* if manual feed and no page specified anywhere else, use the one in
	123	* the PPD file as the default.
	124	*
	125	* Revision 1.18 1991/03/21 18:53:15 snichols
	126	* if printername is > 10 characters and can't find ppd, truncate to 10 and
	127	* check again.
	128	*
	129	* Revision 1.17 1991/03/06 21:54:54 snichols
	130	* missing arg to fprintf.
	131	*
	132	* Revision 1.16 1991/03/01 15:10:44 snichols
	133	* needed to declare ResourceDir extern.
	134	*
	135	* Revision 1.15 91/03/01 14:42:04 snichols
	136	* don't die if procset doesn't have version and revision.
	137	*
	138	* Revision 1.14 91/02/19 16:46:45 snichols
	139	* support for additional resource types other than the currently defined ones,
	140	* new resource location package, and general clean-up for readability.
	141	*
	142	* Revision 1.13 91/02/07 13:49:53 snichols
	143	* fixed landscape bugs.
	144	*
	145	* Revision 1.12 91/01/30 14:32:21 snichols
	146	* fixed some bugs with parsing version and revision numbers on procsets.
	147	*
	148	* Revision 1.11 91/01/23 16:32:25 snichols
	149	* Added support for landscape, cleaned up some defaults, and
	150	* handled *PageRegion features better.
	151	*
	152	* Revision 1.10 91/01/17 13:23:08 snichols
	153	* extra debugging stuff.
	154	*
	155	* Revision 1.9 91/01/16 16:46:15 snichols
	156	* SysV doesn't like union wait.
	157	*
	158	* Revision 1.8 91/01/16 14:14:07 snichols
	159	* Added support for LZW compression and ascii85 encoding for Level 2 printers.
	160	*
	161	* Revision 1.7 91/01/02 16:34:40 snichols
	162	* conditional compile for XPG3 to use SEEK_SET instead of L_SET in lseek.
	163	*
	164	* Revision 1.6 90/12/12 10:29:36 snichols
	165	* new configuration stuff.
	166	*
	167	* Revision 1.5 90/12/03 16:52:40 snichols
	168	* handled nested documents better.
	169	*
	170	* Revision 1.4 90/11/16 14:45:22 snichols
	171	* Support for range printing: only download resource if it's going to be
	172	* used within the range.
	173	*
	174	* Revision 1.2 90/09/17 17:46:54 snichols
	175	* Added support for PPD features; cleaned up output considerably
	176	* Now puts fonts, procsets in correct places (setup or prolog)
	177	* outputs appropriate setup and prolog comments.
	178	*
	179	*
	180	*/
	181
	182
	183	#include <stdio.h>
	184	#ifdef XPG3
	185	#include <unistd.h>
	186	#endif
	187	#include <sys/types.h>
	188	#include <sys/wait.h>
	189	#include <sys/file.h>
	190	#include <string.h>
	191	#include <ctype.h>
	192	#include "transcript.h"
	193	#include "docman.h"
	194	#include "psparse.h"
	195	#include "PSres.h"
	196
	197
	198	#ifdef XPG3
	199	#define SEEKING SEEK_SET
	200	#else
	201	#define SEEKING L_SET
	202	#endif
	203
	204	int SetupCompression();
	205
	206	static struct resource resources[MAXRESOURCES]; /* one entry per resource */
	207
	208	static struct dtable dloads[MAXRESOURCES]; /* one per potential download */
	209
	210	static struct feature features[MAXRESOURCES]; /* one per feature */
	211
	212	static int neededResources[MAXRESTYPES][MAXRESOURCES]; /* list by type of resouces
	213	not supplied, points into
	214	resources */
	215	static int suppliedResources[MAXRESTYPES][MAXRESOURCES]; /* list by type of resources
	216	supplied, points into
	217	resources */
	218
	219	static long remcomment[MAXREM]; /* location of comments to be
	220	removed from the original */
	221
	222	static int ndloads = 0; /* counters for above data structures */
	223	static int nresources = 0;
	224	static int nfeatures = 0;
	225	static int numrestypes = 6;
	226	static int nNR[MAXRESTYPES];
	227	static int nSR[MAXRESTYPES];
	228	static int nrem = 0;
	229
	230
	231	static int seenHeaderComment[HEADCOM]; /* only first header comment per
	232	type is interesting, so if we've
	233	seen one, we want to ignore rest */
	234
	235
	236
	237	static FILE *ppd;
	238	static int noppd = FALSE;
	239
	240	static int alreadycompressed = FALSE;
	241
	242	static char docpagesize[50];
	243	static char specialhandled = FALSE;
	244
	245	static int version; /* version of DSC used */
	246
	247	static long endlast = -1;
	248	static long endpro = -1;
	249	static int npages = 0;
	250	static int ordered = TRUE;
	251
	252	static int defaultSection = FALSE;
	253
	254	static struct pageinfo {
	255	long location;
	256	char label[20];
	257	int pageno;
	258	} ptable[2000];
	259
	260
	261	static long prologend = -1;
	262	static long prologbegin = -1;
	263	static long setupbegin = -1;
	264	static long firstpages = -1;
	265	static long setupend = -1;
	266	static long vmtotal = 0;
	267	static int exitonerror = FALSE;
	268
	269	int fd1pipe[2];
	270	int fd2pipe[2];
	271
	272
	273	static void VMUsage(min,max,fp)
	274	long min, max;
	275	FILE *fp;
	276	{
	277	char buf[255];
	278	char p, q;
	279
	280	while (fgets(buf,255,fp))
	281	if (!strncmp(buf,"%%VMusage:",10)) {
	282	p = strchr(buf,':');
	283	p++;
	284	while (*p == ' ') p++;
	285	q = strchr(p,' ');
	286	*q++ = '\0';
	287	*min = atol(p);
	288	p = strchr(q,'\n');
	289	if (p) *p = '\0';
	290	*max = atol(q);
	291	return;
	292	}
	293	}
	294
	295	static int IncRemIndex()
	296	{
	297	int old;
	298	if (nrem >= MAXREM) {
	299	fprintf(stderr,"psparse: too many comments to remove.\n");
	300	exit(2);
	301	}
	302	old = nrem++;
	303	return old;
	304	}
	305
	306	static char *DecodeType(type)
	307	int type;
	308	{
	309	if (!strcmp(resmap[type],"font"))
	310	return PSResFontOutline;
	311	if (!strcmp(resmap[type],"form"))
	312	return PSResForm;
	313	if (!strcmp(resmap[type],"pattern"))
	314	return PSResPattern;
	315	if (!strcmp(resmap[type],"encoding"))
	316	return PSResEncoding;
	317	if (!strcmp(resmap[type],"procset"))
	318	return PSResProcSet;
	319	return resmap[type];
	320	}
	321
	322
	323
	324	static char *FindResource(resname,type, resourcepath, minvm, maxvm)
	325	char *resname;
	326	int type;
	327	char *resourcepath;
	328	long minvm, maxvm;
	329	{
	330	FILE *tfp;
	331	char **pathnames;
	332	char **names;
	333	static char pname[TSPATHSIZE];
	334	char r,q;
	335	int cnt;
	336	char mmname[255];
	337	char *tmpresname;
	338	int i;
	339
	340	if (type == RFILE) {
	341	/* if it's a file, just use file name. */
	342	strncpy(pname,resname,PSBUFSIZ);
	343	if ((tfp = fopen(pname,"r")) == NULL)
	344	return NULL;
	345	else {
	346	fclose(tfp);
	347	return pname;
	348	}
	349	}
	350	else {
	351	tmpresname = resname;
	352	if (type == FONT) {
	353	/* might be a multiple master font, and if it is, we need to
	354	strip down to the real name */
	355	strcpy(mmname, resname);
	356	r = strchr(mmname, '_');
	357	if (r) {
	358	/* it is a multiple master font! */
	359	*r = '\0';
	360	tmpresname = mmname;
	361	}
	362	}
	363
	364	cnt = ListPSResourceFiles(resourcepath, ResourceDir,
	365	DecodeType(type), tmpresname, &names,
	366	&pathnames);
	367	if (cnt == 0)
	368	return NULL;
	369	if (cnt > 1)
	370	fprintf(stderr,"Warning: more than one filename found for resource %s\n",
	371	resname);
	372	for (i = 0; i < cnt; i++) {
	373	if ((tfp = fopen(pathnames[i],"r")) != NULL) {
	374	VMUsage(minvm,maxvm,tfp);
	375	fclose(tfp);
	376	return pathnames[0];
	377	}
	378	}
	379	}
	380	return NULL;
	381	}
	382
	383	static void InitPrinterInfo(printer)
	384	char *printer;
	385	{
	386	char ppdfile[255];
	387
	388	ppd = GetPPD(printer);
	389	if (ppd == NULL)
	390	noppd = TRUE;
	391	else
	392	noppd = FALSE;
	393	}
	394
	395
	396
	397	static char *CheckPrinter(resname,type,printer)
	398	char *resname;
	399	int type;
	400	char *printer;
	401	{
	402	char *q;
	403	int i;
	404
	405	if (noppd) {
	406	if (type == FONT) {
	407	for (i=0;i<35;i++) {
	408	if (!strcmp(standardfonts[i],resname))
	409	return standardfonts[i];
	410	}
	411	}
	412	return NULL;
	413	}
	414	else {
	415	if (type == FONT) {
	416	rewind(ppd);
	417	q = parseppd(ppd,"*Font",resname);
	418	return q;
	419	}
	420	}
	421	return NULL;
	422	}
	423
	424	static int NeededComment(comment)
	425	enum comtypes comment;
	426	{
	427	if (comment == docneedfont \|\| comment == docneedfile \|\| comment ==
	428	docneedproc \|\| comment == docneedres)
	429	return TRUE;
	430	return FALSE;
	431	}
	432
	433	static int SuppliedComment(comment)
	434	enum comtypes comment;
	435	{
	436	if (comment == docsupfont \|\| comment == docsupfile \|\| comment ==
	437	docsupproc \|\| comment == docsupres)
	438	return TRUE;
	439	return FALSE;
	440	}
	441
	442	static int BeginComment(comment)
	443	enum comtypes comment;
	444	{
	445	if (comment == begfont \|\| comment == begfile \|\| comment == begproc \|\|
	446	comment == begres)
	447	return TRUE;
	448	return FALSE;
	449	}
	450
	451	static int IncComment(comment)
	452	enum comtypes comment;
	453	{
	454	if (comment == incfont \|\| comment == incfile \|\| comment == incproc \|\|
	455	comment == incres)
	456	return TRUE;
	457	return FALSE;
	458	}
	459
	460	static int DocComment(comment)
	461	enum comtypes comment;
	462	{
	463	if (comment == docfont \|\| comment == docproc)
	464	return TRUE;
	465	return FALSE;
	466	}
	467
	468	static int PageComment(comment)
	469	enum comtypes comment;
	470	{
	471	if (comment == pagefont \|\| comment == pagefile \|\| comment == pageres)
	472	return TRUE;
	473	return FALSE;
	474	}
	475
	476	static int ResourceType(q)
	477	char *q;
	478	{
	479	int i;
	480
	481	for (i=0; i<numrestypes; i++)
	482	if (!strcmp(q, resmap[i]))
	483	return i;
	484	/* new kind of resource */
	485	if (numrestypes == MAXRESTYPES) {
	486	fprintf(stderr,"psparse: too many different types of resources requested!\n");
	487	exit(10);
	488	}
	489	strncpy(resmap[numrestypes++],q,30);
	490	return numrestypes-1;
	491	}
	492
	493	static int ResourceChange(q)
	494	char *q;
	495	{
	496	int i;
	497
	498	for (i=0; i<numrestypes; i++)
	499	if (!strcmp(q, resmap[i]))
	500	return TRUE;
	501	return FALSE;
	502	}
	503
	504	static void FillInResource(ndex,path,name,type,state,comment,minvm,maxvm,ver,rev)
	505	int ndex;
	506	char *path;
	507	char *name;
	508	int type;
	509	enum resstates state;
	510	enum comtypes comment;
	511	long minvm, maxvm;
	512	float ver;
	513	int rev;
	514	{
	515	enum rangestates rangeinfo;
	516
	517	if (ndex >= MAXRESOURCES) {
	518	fprintf(stderr,"psparse: too many resource requests.\n");
	519	exit(2);
	520	}
	521	if (DocComment(comment) \|\| NeededComment(comment))
	522	rangeinfo = header;
	523	else if (defaultSection)
	524	rangeinfo = defaults;
	525	else if (PageComment(comment))
	526	rangeinfo = pageinrange;
	527	else rangeinfo = undefined;
	528	if (path)
	529	strncpy(resources[ndex].path,path,PSBUFSIZ);
	530	else resources[ndex].path[0] = '\0';
	531	if (name)
	532	strncpy(resources[ndex].name,name,PSBUFSIZ);
	533	else resources[ndex].name[0] = '\0';
	534	resources[ndex].type = type;
	535	resources[ndex].state = state;
	536	resources[ndex].comment = comment;
	537	resources[ndex].rangeinfo = rangeinfo;
	538	resources[ndex].inrange = FALSE;
	539	resources[ndex].minvm = minvm;
	540	resources[ndex].maxvm = maxvm;
	541	vmtotal += maxvm;
	542	resources[ndex].version = ver;
	543	resources[ndex].rev = rev;
	544	}
	545
	546	static void FillInDLoad(ndex,location,type,rndex,comment)
	547	int ndex;
	548	long location;
	549	int type;
	550	int rndex;
	551	enum comtypes comment;
	552	{
	553	if (ndex >= MAXRESOURCES) {
	554	fprintf(stderr,"psparse: too many download requests.\n");
	555	exit(2);
	556	}
	557	dloads[ndex].location = location;
	558	dloads[ndex].type = type;
	559	dloads[ndex].index = rndex;
	560	dloads[ndex].comment = comment;
	561	}
	562
	563
	564	static long checkatend(type)
	565	int type;
	566	{
	567	int i;
	568	for (i=0;i<ndloads;i++)
	569	if (dloads[i].index == -1 && dloads[i].type == type)
	570	return dloads[i].location;
	571	return -1;
	572	}
	573
	574	static int AlreadySupplied(ndex,type)
	575	int ndex;
	576	int type;
	577	{
	578	int i;
	579	for (i=0; i<nSR[type];i++)
	580	if (suppliedResources[type][i] == ndex)
	581	return TRUE;
	582	return FALSE;
	583	}
	584
	585	static VOID MarkHeaderComment(comment)
	586	enum comtypes comment;
	587	{
	588	/* this (and the following routine) are done this way because non-ANSI
	589	C compilers won't allow the use of enum's as array indices */
	590
	591	switch (comment) {
	592	case docfont:
	593	seenHeaderComment[0]++;
	594	break;
	595	case docneedfont:
	596	seenHeaderComment[1]++;
	597	break;
	598	case docsupfont:
	599	seenHeaderComment[2]++;
	600	break;
	601	case docneedres:
	602	seenHeaderComment[3]++;
	603	break;
	604	case docsupres:
	605	seenHeaderComment[4]++;
	606	break;
	607	case docneedfile:
	608	seenHeaderComment[5]++;
	609	break;
	610	case docsupfile:
	611	seenHeaderComment[6]++;
	612	break;
	613	case docproc:
	614	seenHeaderComment[7]++;
	615	break;
	616	case docneedproc:
	617	seenHeaderComment[8]++;
	618	break;
	619	case docsupproc:
	620	seenHeaderComment[9]++;
	621	break;
	622	default: break;
	623	}
	624	}
	625
	626
	627
	628	static int RepeatedHeaderComment(comment)
	629	enum comtypes comment;
	630	{
	631	switch (comment) {
	632	case docfont:
	633	if (seenHeaderComment[0]) return TRUE;
	634	break;
	635	case docneedfont:
	636	if (seenHeaderComment[1]) return TRUE;
	637	break;
	638	case docsupfont:
	639	if (seenHeaderComment[2]) return TRUE;
	640	break;
	641	case docneedres:
	642	if (seenHeaderComment[3]) return TRUE;
	643	break;
	644	case docsupres:
	645	if (seenHeaderComment[4]) return TRUE;
	646	break;
	647	case docneedfile:
	648	if (seenHeaderComment[5]) return TRUE;
	649	break;
	650	case docsupfile:
	651	if (seenHeaderComment[6]) return TRUE;
	652	break;
	653	case docproc:
	654	if (seenHeaderComment[7]) return TRUE;
	655	break;
	656	case docneedproc:
	657	if (seenHeaderComment[8]) return TRUE;
	658	break;
	659	case docsupproc:
	660	if (seenHeaderComment[9]) return TRUE;
	661	break;
	662	default:
	663	return FALSE;
	664	break;
	665	}
	666	return FALSE;
	667	}
	668
	669	static int InRange(pagenum, ranges)
	670	int pagenum;
	671	struct range ranges[];
	672	{
	673	int i;
	674
	675	/* if no ranges specified, i.e. all pages in range, return true */
	676	if (ranges[0].begin == 0 && ranges[0].end == 0)
	677	return TRUE;
	678	for (i = 0; i < MAXRANGES && ranges[i].begin > 0; i++)
	679	if (pagenum >= ranges[i].begin && pagenum <= ranges[i].end)
	680	return TRUE;
	681	return FALSE;
	682	}
	683
	684	static char *GetName(str)
	685	char **str;
	686	{
	687	char q, p;
	688	char *name;
	689	int depth = 0;
	690
	691	if (str == NULL \|\| *str == '\0') return NULL;
	692	while (*str == ' ') (str)++;
	693	q = strchr(*str,'\n');
	694	if (q) *q = '\0';
	695	p = *str;
	696	name = p;
	697	if (*p == '(') {
	698	depth++;
	699	p++;
	700	while (q = strchr(p,'(')) {
	701	depth++;
	702	p = q;
	703	p++;
	704	}
	705	while (q = strchr(p,')')) {
	706	depth--;
	707	p = q;
	708	p++;
	709	}
	710	if (depth) {
	711	fprintf(stderr,"psparse: mismatched parentheses in %s.\n",name);
	712	if (exitonerror)
	713	exit(2);
	714	}
	715	}
	716	else
	717	p = strchr(*str,' ');
	718	if (p) *p++ = '\0';
	719	*str = p;
	720	return name;
	721	}
	722
	723
	724
	725	static int CheckResources(reslist, kind, location, state, comment, printer,
	726	resourcepath, cont, control)
	727	char *reslist;
	728	int kind;
	729	long location;
	730	enum resstates state;
	731	enum comtypes comment;
	732	char *printer;
	733	char *resourcepath;
	734	int cont;
	735	struct controlswitches control;
	736	{
	737	char p,q;
	738	char *name;
	739	int i,j;
	740	long loc;
	741	long minvm = 0, maxvm = 0;
	742	int depth = 0;
	743	int first = TRUE;
	744	float version = 0.0;
	745	int rev = 0;
	746
	747	if (RepeatedHeaderComment(comment) && !cont)
	748	return;
	749	p = reslist;
	750	while (name = GetName(&p)) {
	751	if (name[0] == '\0') continue;
	752	if (kind == UNKNOWN) {
	753	kind = ResourceType(name);
	754	if (p == NULL) break;
	755	continue;
	756	}
	757	if (!strncmp(name,"(atend)",7)) {
	758	/* need to save this location away, in case we need it again */
	759	/* don't need to do this for pagefont, pagefile, etc. since */
	760	/* we won't need it again */
	761	if (!PageComment(comment))
	762	FillInDLoad(ndloads++,location,kind,-1,comment);
	763	return;
	764	}
	765	/* is this a proc set? if so, grab version and revision off input
	766	now, unless we've run out of line, in which case we have to
	767	assume that there isn't a version and revision */
	768	if (kind == PROCSET && p != NULL) {
	769	while (*p == ' ') p++;
	770	sscanf(p,"%f %d",&version, &rev);
	771	/* now, skip over those two */
	772	q = strchr(p,' ');
	773	if (q) {
	774	p = q; p++;
	775	q = strchr(p,' ');
	776	if (q) {
	777	p = q; p++;
	778	}
	779	else {
	780	/* end of line */
	781	*p = '\0';
	782	}
	783	}
	784	}
	785	/* mark header comments as seen here, after the (atend) check */
	786	/* we don't want to ignore second one if first one was (atend) */
	787	MarkHeaderComment(comment);
	788	if (ResourceChange(name))
	789	kind = ResourceType(name);
	790	/* have we seen this resource before? */
	791	for (i=0;i<nresources;i++) {
	792	if (!strcmp(resources[i].name,name)) {
	793	/* begin comments */
	794	/* previously seen in a supplied comment, or even a
	795	previous begin */
	796	if (BeginComment(comment)) {
	797	if (resources[i].state != indocument) {
	798	/* first time we've seen this in a begin */
	799	resources[i].state = indocument;
	800	suppliedResources[kind][nSR[kind]++] = i;
	801	}
	802	break;
	803	}
	804	if (IncComment(comment)) {
	805	/* include comm */
	806	/* previously seen in a needed comment, or previous
	807	include */
	808	/* if resource is in printer, we're done with this one */
	809	if (resources[i].state == inprinter) {
	810	resources[i].comment = comment;
	811	break;
	812	}
	813	/* if it's not in the printer, we're going to download
	814	it, so get rid of the comment */
	815	remcomment[IncRemIndex()] = location;
	816	/* could have also been seen in a docfont or docproc,
	817	so need to check for that */
	818	for (j = 0; j < ndloads; j++) {
	819	if (dloads[j].comment == docfont && dloads[j].index
	820	== i) {
	821	dloads[j].location = location;
	822	dloads[j].comment = comment;
	823	break;
	824	}
	825	if (dloads[j].comment == docproc && dloads[j].index
	826	== i) {
	827	dloads[j].location = location;
	828	dloads[j].comment = comment;
	829	break;
	830	}
	831	}
	832	if (j != ndloads) {
	833	break;
	834	}
	835	/* if there had been a doc{font,proc}, all this is
	836	already filled in */
	837	resources[i].state = download;
	838	if (!AlreadySupplied(i,kind))
	839	suppliedResources[kind][nSR[kind]++] = i;
	840	FillInDLoad(ndloads++,location,kind,i,comment);
	841	break;
	842	}
	843	if (comment == pagefont \|\| comment == pagefile \|\| comment
	844	== pageres) {
	845	if (defaultSection)
	846	resources[i].rangeinfo = defaults;
	847	else {
	848	if (resources[i].rangeinfo == defaults)
	849	break;
	850	if (InRange(ptable[npages - 1].pageno,control.ranges))
	851	resources[i].rangeinfo = pageinrange;
	852	else
	853	resources[i].rangeinfo = undefined;
	854	}
	855	break;
	856	}
	857	break;
	858	}
	859	}
	860	if (i != nresources) {
	861	if (p == NULL) return;
	862	continue;
	863	}
	864	/* parse ppd file to check existence of resource in printer */
	865	q = CheckPrinter(name,kind,printer);
	866	if (q) {
	867	FillInResource(nresources, (char *)NULL, name, kind, inprinter,
	868	comment, minvm, maxvm, version, rev);
	869	if (nNR[kind] >= MAXRESOURCES) {
	870	fprintf(stderr,"psparse: too many needed resources.\n");
	871	exit(2);
	872	}
	873	neededResources[kind][nNR[kind]++] = nresources++;
	874	if (p == NULL) return;
	875	continue;
	876	}
	877	/* check along resource path for existence of resource */
	878	q = FindResource(name,kind,resourcepath,&minvm,&maxvm);
	879	if (q == NULL) {
	880	if (NeededComment(comment) \|\| IncComment(comment)) {
	881	fprintf(stderr,"psparse: Couldn't find resource %s\n",name);
	882	if (exitonerror)
	883	exit(2);
	884	}
	885	if (DocComment(comment)) {
	886	FillInResource(nresources++, (char *)NULL, name, kind,
	887	nowhere, comment, minvm, maxvm, version, rev);
	888	}
	889	if (SuppliedComment(comment)) {
	890	FillInResource(nresources++, (char *)NULL, name, kind,
	891	verify, comment, minvm, maxvm, version, rev);
	892	}
	893	if (BeginComment(comment)) {
	894	FillInResource(nresources, (char *)NULL, name, kind,
	895	indocument, comment, minvm, maxvm, version,
	896	rev);
	897	if (nSR[kind] >= MAXRESOURCES) {
	898	fprintf(stderr,"psparse: too many supplied resources.\n");
	899	exit(2);
	900	}
	901	suppliedResources[kind][nSR[kind]++] = nresources++;
	902	}
	903	if (p == NULL) return;
	904	continue;
	905	}
	906	/* it's not in the printer, we found it, we've never seen it before */
	907	FillInResource(nresources, q, name, kind, state, comment, minvm,
	908	maxvm, version, rev);
	909	if (state == download) {
	910	/* need to download here */
	911	suppliedResources[kind][nSR[kind]++] = nresources;
	912	/* if it's an inc, don't need to check atends, just dload here */
	913	if (IncComment(comment)) {
	914	FillInDLoad(ndloads++,location,kind,nresources,comment);
	915	remcomment[IncRemIndex()] = location;
	916	}
	917	if (DocComment(comment)) {
	918	/* check for atend entries */
	919	loc = checkatend(kind);
	920	if (loc > 0) location = loc;
	921	FillInDLoad(ndloads++,location,kind,nresources,comment);
	922	}
	923	}
	924	nresources++;
	925	if (p == NULL) return;
	926	}
	927	return;
	928	}
	929
	930	static char *StrCap(str)
	931	char *str;
	932	{
	933	char q,p;
	934	static char r[30];
	935	int i;
	936
	937	if (str == NULL \|\| *str == '\0') return NULL;
	938	for (i = 0; i < 30; i++) r[i] = '\0';
	939	p = str;
	940	q = str;
	941	q++;
	942	r[0] = toupper(*p);
	943	strncat(r,q,30);
	944	return r;
	945	}
	946
	947	static void PrologAndSetup()
	948	{
	949	int i;
	950
	951	if (setupbegin == -1) {
	952	if (prologend != -1)
	953	setupbegin = prologend;
	954	else
	955	setupbegin = firstpages;
	956	}
	957	if (setupend == -1) {
	958	if (prologend != -1)
	959	setupend = prologend;
	960	else
	961	setupend = firstpages;
	962	}
	963	if (prologend == -1) return;
	964	for (i=0;i<ndloads;i++) {
	965	/* check procsets to make sure they're within prolog boundaries */
	966	if (dloads[i].type == PROCSET) {
	967	if (dloads[i].location < prologbegin)
	968	dloads[i].location = prologbegin;
	969	if (dloads[i].location > prologend)
	970	dloads[i].location = prologend;
	971	}
	972	/* check fonts to make sure they're within setup boundaries */
	973	if (dloads[i].type == FONT)
	974	/* only check begin, because vm considerations may put a font
	975	outside setup boundaries */
	976	if (dloads[i].location < setupbegin)
	977	dloads[i].location = setupbegin;
	978	}
	979	}
	980
	981	static int realcnt[MAXRESTYPES];
	982
	983	static void RangeResources()
	984	{
	985	int i, j;
	986
	987	for (i = 0; i < MAXRESTYPES; i++)
	988	realcnt[i] =0;
	989	for (i = 0; i< nresources; i++) {
	990	if (resources[i].rangeinfo == pageinrange \|\| resources[i].rangeinfo
	991	== defaults) {
	992	resources[i].inrange = TRUE;
	993	realcnt[resources[i].type]++;
	994	}
	995	}
	996	for (i = 0; i < numrestypes; i++) {
	997	if (realcnt[i] == 0) {
	998	/* didn't find %%PageResources for this type in either the
	999	defaults or the pages in the range, so must use everything
	1000	in header */
	1001	for (j = 0; j < nresources; j++) {
	1002	if (resources[j].type == i)
	1003	resources[j].inrange = TRUE;
	1004	}
	1005	}
	1006	}
	1007	}
	1008
	1009
	1010
	1011	static void ReArrange(printer)
	1012	char *printer;
	1013	{
	1014	long printervm;
	1015	char *value;
	1016	int i;
	1017	int moved[MAXRESOURCES];
	1018
	1019	if (noppd)
	1020	return;
	1021	if (prologend == -1) return;
	1022	for (i=0;i<MAXRESOURCES;i++)
	1023	moved[i] = 0;
	1024	rewind(ppd);
	1025	value = parseppd(ppd,"FreeVM",(char )NULL);
	1026	if (value == NULL) return;
	1027	printervm = atol(value);
	1028	if ((printervm - vmtotal) > 100000) {
	1029	/* perhaps some rearranging? */
	1030	for (i=0;i<ndloads;i++) {
	1031	if (dloads[i].type == FONT) {
	1032	if (dloads[i].location > setupend) {
	1033	if (moved[dloads[i].index] > 0)
	1034	dloads[i].index = -1;
	1035	dloads[i].location = setupbegin;
	1036	moved[dloads[i].index]++;
	1037	}
	1038	}
	1039	}
	1040	}
	1041	}
	1042
	1043
	1044	static void DownLoadResource(resindex,output,strip)
	1045	int resindex;
	1046	FILE *output;
	1047	int strip;
	1048	{
	1049	FILE *fp;
	1050	char buf[BUFSIZ];
	1051
	1052	if (resources[resindex].state != download)
	1053	return;
	1054	if (resources[resindex].inrange != TRUE)
	1055	return;
	1056	if (resources[resindex].path[0] == '\0') {
	1057	fprintf(stderr, "psparse: couldn't find resource file for %s\n",
	1058	resources[resindex].name);
	1059	if (exitonerror)
	1060	exit(2);
	1061	}
	1062	else {
	1063	if ((fp = fopen(resources[resindex].path, "r")) == NULL) {
	1064	fprintf(stderr, "Couldn't open resource file %s.\n",
	1065	resources[resindex].path);
	1066	if (exitonerror)
	1067	exit(2);
	1068	}
	1069	if (!strip) {
	1070	if (version == VERS3) {
	1071	fprintf(output, "%%%%BeginResource: ");
	1072	fprintf(output, "%s ", resmap[resources[resindex].type]);
	1073	fprintf(output, "%s", resources[resindex].name);
	1074	if (resources[resindex].type == PROCSET)
	1075	fprintf(output,"%5.1f %d", resources[resindex].version,
	1076	resources[resindex].rev);
	1077	fprintf(output,"\n");
	1078	}
	1079	else {
	1080	fprintf(output, "%%%%Begin");
	1081	fprintf(output, "%s: ", StrCap(resmap[resources[resindex].type]));
	1082	fprintf(output, "%s", resources[resindex].name);
	1083	if (resources[resindex].type == PROCSET)
	1084	fprintf(output,"%5.1f %d", resources[resindex].version,
	1085	resources[resindex].rev);
	1086	fprintf(output, "\n");
	1087	}
	1088	}
	1089	while (fgets(buf, BUFSIZ, fp))
	1090	fputs(buf, output);
	1091	if (!strip) {
	1092	if (version == VERS3)
	1093	fprintf(output, "%%%%EndResource\n");
	1094	else {
	1095	fprintf(output, "%%%%End");
	1096	fprintf(output, "%s\n",
	1097	StrCap(resmap[resources[resindex].type]));
	1098	}
	1099	}
	1100	}
	1101	}
	1102
	1103	static void OutputInclude(output,ndex, type)
	1104	FILE *output;
	1105	int ndex;
	1106	int type;
	1107	{
	1108	if (version > VERS21) {
	1109	fprintf(output, "%%%%IncludeResource: ");
	1110	fprintf(output,"%s ",resmap[type]);
	1111	}
	1112	else {
	1113	fprintf(output, "%%%%Include");
	1114	fprintf(output,"%s: ",StrCap(resmap[type]));
	1115	}
	1116	fprintf(output,"%s\n",resources[ndex].name);
	1117	}
	1118
	1119	static void CheckIncludes(output)
	1120	FILE *output;
	1121	{
	1122	int i;
	1123
	1124	for (i=0;i<nresources;i++) {
	1125	if (resources[i].state == inprinter) {
	1126	if (NeededComment(resources[i].comment) \|\| DocComment(resources[i].comment))
	1127	OutputInclude(output,i,resources[i].type);
	1128	}
	1129	}
	1130	}
	1131
	1132	static void NewLine(output,count,s)
	1133	FILE *output;
	1134	int *count;
	1135	char *s;
	1136	{
	1137	fprintf(output,"\n%%%%+ ");
	1138	*count = 3;
	1139	if (s) {
	1140	fprintf(output,"%s ",s);
	1141	*count += strlen(s);
	1142	}
	1143	}
	1144
	1145	static void OutputComments(output)
	1146	FILE *output;
	1147	{
	1148	int i;
	1149	int k;
	1150	int count = 0;
	1151	int prev = FALSE;
	1152	char *str;
	1153
	1154	if (version == VERS3) {
	1155	for (k = 0; k < numrestypes; k++) {
	1156	if (nNR[k] > 0) {
	1157	if (!prev) {
	1158	fprintf(output, "%%%%DocumentNeededResources: ");
	1159	prev = TRUE;
	1160	count = 27;
	1161	}
	1162	else {
	1163	fprintf(output, "\n%%%%+ ");
	1164	count = 4;
	1165	}
	1166	str = resmap[k];
	1167	fprintf(output, "%s ", str);
	1168	count += strlen(str) + 1;
	1169	for (i = 0; i < nNR[k]; i++) {
	1170	if (neededResources[k][i] >= 0 &&
	1171	resources[neededResources[k][i]].inrange) {
	1172	count += strlen(resources[neededResources[k][i]].name);
	1173	if (k == PROCSET) {
	1174	count += 10;
	1175	if (count > PSBUFSIZ)
	1176	NewLine(output, &count, str);
	1177	fprintf(output, "%s %5.1f %d ",
	1178	resources[neededResources[k][i]].name,
	1179	resources[neededResources[k][i]].version,
	1180	resources[neededResources[k][i]].rev);
	1181	}
	1182	else {
	1183	if (count > PSBUFSIZ)
	1184	NewLine(output, &count, str);
	1185	fprintf(output, "%s ",
	1186	resources[neededResources[k][i]].name);
	1187	}
	1188	}
	1189	}
	1190	}
	1191	}
	1192	if (prev)
	1193	fprintf(output, "\n");
	1194	prev = FALSE;
	1195	for (k = 0; k < numrestypes; k++) {
	1196	if (nSR[k] > 0) {
	1197	if (!prev) {
	1198	fprintf(output, "%%%%DocumentSuppliedResources: ");
	1199	prev = TRUE;
	1200	count = 29;
	1201	}
	1202	else {
	1203	fprintf(output, "\n%%%%+ ");
	1204	count = 4;
	1205	}
	1206	str = resmap[k];
	1207	fprintf(output, "%s ", str );
	1208	count += strlen(str) + 1;
	1209	for (i = 0; i < nSR[k]; i++) {
	1210	if (suppliedResources[k][i] >= 0) {
	1211	if (resources[suppliedResources[k][i]].state ==
	1212	download) {
	1213	if (!resources[suppliedResources[k][i]].inrange)
	1214	continue;
	1215	}
	1216	count += strlen(resources[suppliedResources[k][i]].name);
	1217	if (k == PROCSET) {
	1218	count += 10;
	1219	if (count > PSBUFSIZ)
	1220	NewLine(output, &count, str);
	1221	fprintf(output, "%s %5.1f %d ",
	1222	resources[suppliedResources[k][i]].name,
	1223	resources[suppliedResources[k][i]].version,
	1224	resources[suppliedResources[k][i]].rev);
	1225	}
	1226	else {
	1227	if (count > PSBUFSIZ)
	1228	NewLine(output, &count, str);
	1229	fprintf(output, "%s ",
	1230	resources[suppliedResources[k][i]].name);
	1231	}
	1232	}
	1233	}
	1234	}
	1235	}
	1236	if (prev)
	1237	fprintf(output, "\n");
	1238	}
	1239	else {
	1240	for (k = 0; k <= PROCSET; k++) {
	1241	if (nNR[k] > 0) {
	1242	fprintf(output, "%%%%DocumentNeeded");
	1243	count = 16;
	1244	str = StrCap(resmap[k]);
	1245	fprintf(output, "%ss: ", str);
	1246	count += strlen(str) + 3;
	1247	for (i = 0; i < nNR[k]; i++) {
	1248	if (neededResources[k][i] >= 0) {
	1249	count += strlen(resources[neededResources[k][i]].name);
	1250	if (k == PROCSET) {
	1251	count += 10;
	1252	if (count > PSBUFSIZ)
	1253	NewLine(output, &count, str);
	1254	fprintf(output, "%s %5.1f %d ",
	1255	resources[neededResources[k][i]].name,
	1256	resources[neededResources[k][i]].version,
	1257	resources[neededResources[k][i]].rev);
	1258	}
	1259	else {
	1260	if (count > PSBUFSIZ)
	1261	NewLine(output, &count, "");
	1262	fprintf(output, "%s ",
	1263	resources[neededResources[k][i]].name);
	1264	}
	1265	}
	1266	}
	1267	fprintf(output, "\n");
	1268	count = 0;
	1269	}
	1270	}
	1271	for (k = 0; k < PROCSET; k++) {
	1272	if (nSR[k] > 0) {
	1273	fprintf(output, "%%%%DocumentSupplied");
	1274	count = 18;
	1275	str = StrCap(resmap[k]);
	1276	fprintf(output, "%ss: ", str);
	1277	count += strlen(str) + 3;
	1278	for (i = 0; i < nSR[k]; i++) {
	1279	if (suppliedResources[k][i] >= 0) {
	1280	count += strlen(resources[suppliedResources[k][i]].name);
	1281	if (k == PROCSET) {
	1282	count += 10;
	1283	if (count > PSBUFSIZ)
	1284	NewLine(output, &count, str);
	1285	fprintf(output, "%s %5.1f %d ",
	1286	resources[suppliedResources[k][i]].name,
	1287	resources[suppliedResources[k][i]].version,
	1288	resources[suppliedResources[k][i]].rev);
	1289	}
	1290	else {
	1291	if (count > PSBUFSIZ)
	1292	NewLine(output, &count, "");
	1293	fprintf(output, "%s ",
	1294	resources[suppliedResources[k][i]].name);
	1295	}
	1296	}
	1297	}
	1298	fprintf(output, "\n");
	1299	count = 0;
	1300	}
	1301	}
	1302	}
	1303	}
	1304
	1305	int dcompar(a,b)
	1306	#ifdef __STDC__
	1307	const void a, b;
	1308	#else
	1309	void a, b;
	1310	#endif
	1311	{
	1312	return(((struct dtable *)a)->location -
	1313	((struct dtable *)b)->location);
	1314	}
	1315
	1316	int rcompar(a,b)
	1317	#ifdef __STDC__
	1318	const void a, b;
	1319	#else
	1320	void a, b;
	1321	#endif
	1322	{
	1323	return ((long )a - (long )b);
	1324	}
	1325
	1326	int fcompar(a,b)
	1327	#ifdef __STDC__
	1328	const void a, b;
	1329	#else
	1330	void a, b;
	1331	#endif
	1332	{
	1333	return(((struct feature *)a)->location -
	1334	((struct feature *)b)->location);
	1335	}
	1336
	1337	static void BuildDownLoadTable()
	1338	{
	1339	/* sort download table for easier downloading */
	1340	qsort((void *)dloads,ndloads,sizeof(struct dtable),dcompar);
	1341	qsort((void *)remcomment,nrem,sizeof(long),rcompar);
	1342	qsort((void *)features,nfeatures,sizeof(struct feature),fcompar);
	1343	}
	1344
	1345	static long finddloc(loc)
	1346	long loc;
	1347	{
	1348	int i;
	1349
	1350	for (i = 0;i<ndloads;i++)
	1351	if (dloads[i].location >= loc)
	1352	return i;
	1353	return -1;
	1354	}
	1355
	1356	static long findrloc(loc)
	1357	long loc;
	1358	{
	1359	int i;
	1360
	1361	for (i = 0;i<nrem;i++)
	1362	if (remcomment[i] >= loc)
	1363	return i;
	1364	return -1;
	1365	}
	1366
	1367	static long findfloc(loc)
	1368	long loc;
	1369	{
	1370	int i;
	1371
	1372	for(i=0;i<nfeatures;i++)
	1373	if (features[i].location >= loc)
	1374	return i;
	1375	return -1;
	1376	}
	1377
	1378	static char *PageSizeGiven();
	1379
	1380	static int CheckForSpecial(feats, nfeats)
	1381	struct comfeatures feats[];
	1382	int nfeats;
	1383	{
	1384	int i;
	1385	for (i=0; i<nfeats; i++) {
	1386	if (strncmp(feats[i].keyword,"*InputSlot",10) == 0)
	1387	return TRUE;
	1388	if (strncmp(feats[i].keyword, "*ManualFeed", 11) == 0)
	1389	return TRUE;
	1390	}
	1391	return FALSE;
	1392	}
	1393
	1394	static int CheckOverrides(request, feats, nfeats)
	1395	char *request;
	1396	struct comfeatures feats[];
	1397	int nfeats;
	1398	{
	1399	int i;
	1400
	1401	for (i = 0; i < nfeats; i++) {
	1402	if (!strcmp(request, feats[i].keyword)) {
	1403	/* a match */
	1404	return TRUE;
	1405	}
	1406	}
	1407	return FALSE;
	1408	}
	1409
	1410
	1411
	1412	static void HandleFeatures(buf,location,command,control)
	1413	char buf; / string containing feature */
	1414	long location; /* where this feature should go */
	1415	int command; /* was this requested on command line? */
	1416	struct controlswitches control;
	1417	{
	1418	char feature, option, *p;
	1419	char *value;
	1420	char defaultvalue[255];
	1421	char *size;
	1422	int doregion = FALSE;
	1423
	1424
	1425	if (noppd) {
	1426	fprintf(stderr,"psparse: can't include printer specific feature without PPD file!\n");
	1427	if (exitonerror)
	1428	exit(2);
	1429	return;
	1430	}
	1431	if (nfeatures >= MAXRESOURCES) {
	1432	fprintf(stderr,"psparse: too many feature requests.\n");
	1433	exit(2);
	1434	}
	1435
	1436	feature = buf;
	1437	while (*feature == ' ') feature++;
	1438	p = strrchr(feature,'\n');
	1439	if (p) *p = '\0';
	1440	option = strchr(feature,' ');
	1441	if (option) {
	1442	*option = '\0';
	1443	option++;
	1444	}
	1445	if (!command) {
	1446	/* check for overrides; command line takes precedence */
	1447	if (CheckOverrides(feature, control.features, control.nfeatures))
	1448	return;
	1449	}
	1450	if (strcmp(feature, "*CustomPageSize") == 0 && strcmp(option, "False")
	1451	!= 0) {
	1452	/* feature is CustomPageSize, and it's not set to False */
	1453	fprintf(stderr, "psparse: CustomPageSize is not ");
	1454	fprintf(stderr, "supported in this print manager\n");
	1455	if (exitonerror)
	1456	exit(2);
	1457	return;
	1458	}
	1459
	1460	/* check default first */
	1461	p = feature; p++;
	1462	if (option) {
	1463	strncpy(defaultvalue,"*Default",255);
	1464	strncat(defaultvalue,p,255);
	1465	rewind(ppd);
	1466	value = parseppd(ppd,defaultvalue,(char *)NULL);
	1467	if (value) {
	1468	if (!strcmp(value,option)) {
	1469	if (!strncmp(feature,"*PageSize",9))
	1470	strncpy(docpagesize,option,50);
	1471	return;
	1472	}
	1473	}
	1474	}
	1475	rewind(ppd);
	1476	value = parseppd(ppd,feature,option);
	1477	if (value) {
	1478	if (!strncmp(feature,"*PageSize",9)) {
	1479	strncpy(docpagesize,option,50);
	1480	/* need to see if input tray or manual feed is or has been
	1481	requested */
	1482	/* if it has, then page size code is handled there with
	1483	PageRegion, so we don't put in PageSize code */
	1484	if (specialhandled)
	1485	/* already seen a tray or manual feed request */
	1486	return;
	1487	if (CheckForSpecial(control.features, control.nfeatures))
	1488	/* will see a tray or manual feed request */
	1489	return;
	1490	}
	1491	strncpy(features[nfeatures].name,feature,255);
	1492	if (option)
	1493	strncpy(features[nfeatures].option,option,255);
	1494	else
	1495	features[nfeatures].option[0] = '\0';
	1496	features[nfeatures].code = value;
	1497	features[nfeatures++].location = location;
	1498	if (!command)
	1499	remcomment[IncRemIndex()] = location;
	1500	if (!strncmp(feature,"*ManualFeed",11) &&
	1501	!strncmp(option,"True",4) && command) {
	1502	/* if manual feed is requested, need to use PageRegion as well */
	1503	specialhandled = TRUE;
	1504	size = PageSizeGiven(control.features,control.nfeatures);
	1505	if (size) {
	1506	rewind(ppd);
	1507	value = parseppd(ppd,"*PageRegion",size);
	1508	if (value) {
	1509	strncpy(features[nfeatures].name,"*PageRegion",255);
	1510	strncpy(features[nfeatures].option,size,255);
	1511	features[nfeatures].code = value;
	1512	features[nfeatures++].location = location;
	1513	}
	1514	else {
	1515	fprintf(stderr,"psparse: no PageRegion of size %s available.\n",
	1516	size);
	1517	if (exitonerror)
	1518	exit(2);
	1519	}
	1520	}
	1521	else {
	1522	fprintf(stderr,"psparse: size must be provided for manual feed.\n");
	1523	if (exitonerror)
	1524	exit(2);
	1525	}
	1526	}
	1527	if (!strncmp(feature,"*InputSlot",10) && command) {
	1528	/* if input tray is requested, may need to use PageRegion as
	1529	well */
	1530	specialhandled = TRUE;
	1531	rewind(ppd);
	1532	value = parseppd(ppd, "*RequiresPageRegion", option);
	1533	if (value) {
	1534	if (strcmp(value, "True") == 0) {
	1535	doregion = TRUE;
	1536	}
	1537	else {
	1538	doregion = FALSE;
	1539	}
	1540	}
	1541	else {
	1542	rewind(ppd);
	1543	value = parseppd(ppd, "*RequiresPageRegion", "All");
	1544	if (value) {
	1545	if (strcmp(value, "True") == 0) {
	1546	doregion = TRUE;
	1547	}
	1548	else {
	1549	doregion = FALSE;
	1550	}
	1551	}
	1552	else doregion = FALSE;
	1553	}
	1554	if (doregion) {
	1555	doregion = FALSE;
	1556	size = PageSizeGiven(control.features,control.nfeatures);
	1557	if (size) {
	1558	rewind(ppd);
	1559	value = parseppd(ppd,"*PageRegion",size);
	1560	if (value) {
	1561	strncpy(features[nfeatures].name,
	1562	"*PageRegion",255);
	1563	strncpy(features[nfeatures].option,size,255);
	1564	features[nfeatures].code = value;
	1565	features[nfeatures++].location = location;
	1566	}
	1567	else {
	1568	fprintf(stderr,
	1569	"psparse: no PageRegion of size %s available.\n", size);
	1570	if (exitonerror)
	1571	exit(2);
	1572	}
	1573	}
	1574	else {
	1575	fprintf(stderr,
	1576	"psparse: size must be provided for input slot.\n");
	1577	if (exitonerror)
	1578	exit(2);
	1579	}
	1580	}
	1581	}
	1582	}
	1583	else {
	1584	fprintf(stderr,"psparse: Unsupported printer feature: %s ",feature);
	1585	if (option)
	1586	fprintf(stderr,"%s.\n",option);
	1587	else fprintf(stderr,".\n");
	1588	if (exitonerror) exit(2);
	1589	}
	1590	}
	1591
	1592	static void IncludeFeature(output,ndex,strip)
	1593	FILE *output;
	1594	int ndex;
	1595	int strip;
	1596	{
	1597	if (!strip) {
	1598	fprintf(output,"%%%%BeginFeature: %s ",features[ndex].name);
	1599	if (features[ndex].option)
	1600	fprintf(output,"%s\n",features[ndex].option);
	1601	else fprintf(output,"\n");
	1602	}
	1603	fputs(features[ndex].code,output);
	1604	fprintf(output,"\n");
	1605	if (!strip)
	1606	fprintf(output,"%%%%EndFeature\n");
	1607	}
	1608
	1609	static void CommandLineFeatures(control)
	1610	struct controlswitches control;
	1611	{
	1612	int i;
	1613	long loc;
	1614	char tmp[100];
	1615
	1616	if (setupbegin > -1)
	1617	loc = setupbegin;
	1618	else if (endpro > -1)
	1619	loc = endpro;
	1620	else loc = 0;
	1621
	1622	for (i = 0; i < control.nfeatures; i++) {
	1623	strncpy(tmp,control.features[i].keyword,100);
	1624	if (control.features[i].option) {
	1625	strncat(tmp," ",100);
	1626	strncat(tmp,control.features[i].option,100);
	1627	}
	1628	HandleFeatures(tmp,loc,TRUE,control);
	1629	}
	1630	}
	1631
	1632	static void CheckPrinterLevel(level,printer)
	1633	int level;
	1634	char *printer;
	1635	{
	1636	char *q;
	1637	int plevel;
	1638
	1639
	1640	if (!noppd) {
	1641	rewind(ppd);
	1642	q = parseppd(ppd,"*LanguageLevel",NULL);
	1643	if (q)
	1644	plevel = atoi(q);
	1645	else
	1646	plevel = 1;
	1647	if (level > plevel) {
	1648	fprintf(stderr,"Warning: document language level greater than printer language level!\n");
	1649	if (exitonerror)
	1650	exit(2);
	1651	}
	1652	}
	1653	}
	1654
	1655	static int Level2()
	1656	{
	1657	char *q;
	1658	int level;
	1659
	1660	if (!noppd) {
	1661	rewind(ppd);
	1662	q = parseppd(ppd,"*LanguageLevel",NULL);
	1663	if (q) {
	1664	level = atoi(q);
	1665	if (level == 2)
	1666	return TRUE;
	1667	}
	1668	}
	1669	return FALSE;
	1670	}
	1671
	1672	static void CheckSize(p)
	1673	char *p;
	1674	{
	1675	char *q;
	1676
	1677	while (*p++ == ' ');
	1678	q = strchr(p,' ');
	1679	if (q) {
	1680	*q++ = '\0';
	1681	if (!strncmp(p,"*PageSize",9)) {
	1682	p = strchr(q,'\n');
	1683	*p = '\0';
	1684	strncpy(docpagesize,q,50);
	1685	}
	1686	}
	1687	}
	1688
	1689
	1690	static char *PageSizeGiven(feats, nfeats)
	1691	struct comfeatures feats[];
	1692	int nfeats;
	1693	{
	1694	int i;
	1695	char *size;
	1696
	1697	for (i=0; i<nfeats; i++) {
	1698	if (strncmp(feats[i].keyword,"*PageSize",9) == 0)
	1699	return feats[i].option;
	1700	if (strncmp(feats[i].keyword, "*PageRegion", 11) == 0)
	1701	return feats[i].option;
	1702	}
	1703	if (docpagesize[0] != '\0')
	1704	return docpagesize;
	1705	if (!noppd) {
	1706	rewind(ppd);
	1707	size = parseppd(ppd,"*DefaultPageSize", NULL);
	1708	if (size) {
	1709	strncpy(docpagesize, size, 50);
	1710	return docpagesize;
	1711	}
	1712	}
	1713	return NULL;
	1714	}
	1715	static void ShrinkToFit(out, control)
	1716	FILE *out;
	1717	struct controlswitches control;
	1718	{
	1719	float x, y;
	1720	float scale;
	1721	char *str;
	1722	char *size;
	1723
	1724	if (noppd) {
	1725	fprintf(stderr, "psparse: must specify a printer for squeezing.\n");
	1726	if (exitonerror)
	1727	exit(2);
	1728	}
	1729	else {
	1730	rewind(ppd);
	1731	size = PageSizeGiven(control.features, control.nfeatures);
	1732	if (size) {
	1733	rewind(ppd);
	1734	str = parseppd(ppd, "*PaperDimension", size);
	1735	if (str) {
	1736	sscanf(str, "%f %f", &x, &y);
	1737	scale = x/y;
	1738	fprintf(out, "%5.1f %5.1f scale\n", scale, scale);
	1739	}
	1740	else {
	1741	fprintf(stderr,
	1742	"psparse: no *PaperDimension entry! using default.\n");
	1743	scale = 612.0/792.0;
	1744	fprintf(out, "%5.1f %5.1f scale\n", scale, scale);
	1745	}
	1746	}
	1747	else {
	1748	fprintf(stderr,
	1749	"psparse: must specify a page size for squeezing.\n");
	1750	if (exitonerror)
	1751	exit(2);
	1752	}
	1753	}
	1754	}
	1755
	1756	static void DoLandscape(out,control)
	1757	FILE *out;
	1758	struct controlswitches control;
	1759	{
	1760	float x, y;
	1761	char *str;
	1762	char *size;
	1763
	1764	if (!noppd) {
	1765	rewind(ppd);
	1766	size = PageSizeGiven(control.features, control.nfeatures);
	1767	if (size) {
	1768	rewind(ppd);
	1769	str = parseppd(ppd,"*PaperDimension",size);
	1770	if (str) {
	1771	sscanf(str,"%f %f",&x,&y);
	1772	if (control.upper)
	1773	fprintf(out,"90 rotate 0 %5.1f translate\n",-y);
	1774	else
	1775	fprintf(out,"90 rotate 0 %5.1f translate\n",-x);
	1776	}
	1777	else {
	1778	fprintf(stderr,
	1779	"psparse: no *PaperDimension entry! using defaults.\n");
	1780	if (control.upper)
	1781	fprintf(out,"90 rotate 0 %5.1f translate\n",-612);
	1782	else
	1783	fprintf(out,"90 rotate 0 %5.1f translate\n",-792);
	1784
	1785	}
	1786	}
	1787	else {
	1788	fprintf(stderr,
	1789	"psparse: must specify a page size for landscape.\n");
	1790	if (exitonerror)
	1791	exit(2);
	1792	}
	1793	}
	1794	else {
	1795	fprintf(stderr,"psparse: must specify a printer for landscape.\n");
	1796	if (exitonerror)
	1797	exit(2);
	1798	}
	1799	}
	1800
	1801
	1802	static enum comtypes ParseComment(line)
	1803	char *line;
	1804	{
	1805	if (!strncmp(line,"%%LanguageLevel:",16))
	1806	return langlevel;
	1807	if (!strncmp(line,"%%DocumentFonts:",16))
	1808	return docfont;
	1809	if (!strncmp(line,"%%Page:",7))
	1810	return page;
	1811	if (!strncmp(line, "%%Pages:", 8))
	1812	return pages;
	1813	if (!strncmp(line,"%%Trailer",9))
	1814	return trailer;
	1815	if (!strncmp(line,"%%BeginDocument",15))
	1816	return begdoc;
	1817	if (!strncmp(line,"%%EndDocument",13))
	1818	return enddoc;
	1819	/* version 2.0 (2.1?) comments */
	1820	if (!strncmp(line,"%%DocumentNeededFonts:",22))
	1821	return docneedfont;
	1822	if (!strncmp(line,"%%DocumentSuppliedFonts:",24))
	1823	return docsupfont;
	1824	if (!strncmp(line,"%%IncludeFont:",14))
	1825	return incfont;
	1826	if (!strncmp(line,"%%BeginFont:",12))
	1827	return begfont;
	1828	if (!strncmp(line,"%%EndFont",9))
	1829	return endfont;
	1830	if (!strncmp(line,"%%PageFonts:", 12))
	1831	return pagefont;
	1832	if (!strncmp(line,"%%DocumentNeededFiles:",22))
	1833	return docneedfile;
	1834	if (!strncmp(line,"%%DocumentSuppliedFiles:",24))
	1835	return docsupfile;
	1836	if (!strncmp(line,"%%PageFiles:",12))
	1837	return pagefile;
	1838	if (!strncmp(line,"%%IncludeFile:",14))
	1839	return incfile;
	1840	if (!strncmp(line,"%%BeginFile:",12))
	1841	return begfile;
	1842	if (!strncmp(line,"%%EndFile",9))
	1843	return endfile;
	1844	if (!strncmp(line,"%%DocumentProcSets:",19))
	1845	return docproc;
	1846	if (!strncmp(line,"%%DocumentNeededProcSets:",25))
	1847	return docneedproc;
	1848	if (!strncmp(line,"%%DocumentSuppliedProcSets:",27))
	1849	return docsupproc;
	1850	if (!strncmp(line,"%%IncludeProcSet:",17))
	1851	return incproc;
	1852	if (!strncmp(line,"%%BeginProcSet:",15))
	1853	return begproc;
	1854	if (!strncmp(line,"%%EndProcSet",12))
	1855	return endproc;
	1856	/* version 3 comments */
	1857	if (!strncmp(line,"%%DocumentNeededResources:",26))
	1858	return docneedres;
	1859	if (!strncmp(line,"%%DocumentSuppliedResources:",28))
	1860	return docsupres;
	1861	if (!strncmp(line,"%%PageResources:",16))
	1862	return pageres;
	1863	if (!strncmp(line,"%%IncludeResource:",18))
	1864	return incres;
	1865	if (!strncmp(line,"%%BeginResource:",15))
	1866	return begres;
	1867	if (!strncmp(line,"%%EndResource",13))
	1868	return endres;
	1869	if (!strncmp(line,"%%IncludeFeature:",17))
	1870	return incfeature;
	1871	if (!strncmp(line,"%%Feature:",10))
	1872	return incfeature;
	1873	if (!strncmp(line,"%%BeginFeature:",15))
	1874	return begfeature;
	1875	if (!strncmp(line,"%%EndFeature",12))
	1876	return endfeature;
	1877	if (!strncmp(line,"%%BeginBinary",13))
	1878	return begbin;
	1879	if (!strncmp(line,"%%EndBinary",11))
	1880	return endbin;
	1881	if (!strncmp(line,"%%BeginData",11))
	1882	return begdata;
	1883	if (!strncmp(line,"%%EndData",9))
	1884	return enddata;
	1885	if (!strncmp(line,"%%BeginProlog", 13))
	1886	return begprolog;
	1887	if (!strncmp(line,"%%EndProlog",11))
	1888	return endprolog;
	1889	if (!strncmp(line,"%%BeginSetup",12))
	1890	return begsetup;
	1891	if (!strncmp(line,"%%EndSetup",10))
	1892	return endsetup;
	1893	if (!strncmp(line,"%%EndComments",13))
	1894	return endcomment;
	1895	if (!strncmp(line,"%%PageOrder:",11))
	1896	return pageorder;
	1897	if (!strncmp(line,"%%BeginDefaults",15))
	1898	return begdef;
	1899	if (!strncmp(line,"%%EndDefaults",13))
	1900	return enddef;
	1901	if (!strncmp(line, "%%Orientation:", 14))
	1902	return orient;
	1903	return invalid;
	1904	}
	1905
	1906	enum status HandleComments(input,printer,resourcepath,control)
	1907	FILE *input;
	1908	char *printer;
	1909	char *resourcepath;
	1910	struct controlswitches control;
	1911	{
	1912	char buf[PSBUFSIZ];
	1913	int i;
	1914	long location;
	1915	char p,q;
	1916	enum comtypes context;
	1917	int skip = 0;
	1918	int dontchecklength = 0;
	1919	int continuation = FALSE;
	1920	int level;
	1921	char tempstr[20];
	1922
	1923
	1924	InitPrinterInfo(printer);
	1925	exitonerror = !(control.force);
	1926	fgets(buf,PSBUFSIZ,input);
	1927	if (strncmp(buf,"%!",2))
	1928	return notps;
	1929	if (strncmp(buf,"%!PS-Adobe-",11))
	1930	return notcon;
	1931	if (control.noparse) return success;
	1932
	1933	for (i = 0; i < MAXRESTYPES; i++)
	1934	nNR[i] = nSR[i] = 0;
	1935
	1936	/* okay, we've got a conforming file, let's find out the version */
	1937	for (i = 11; buf[i] != ' ' && buf[i] != '\n'; i++)
	1938	if (buf[i] != '.')
	1939	version = version * 10 + buf[i] - '0';
	1940
	1941	/* parse on! */
	1942	CommandLineFeatures(control);
	1943	location = ftell(input);
	1944	while (fgets(buf,PSBUFSIZ,input)) {
	1945	if ((p = strchr(buf, '\n')) == NULL) {
	1946	/* tolerate long lines, except on comments */
	1947	if (buf[0] == '%') {
	1948	fprintf(stderr,
	1949	"psparse: comment line too long!\n");
	1950	if (exitonerror)
	1951	exit(2);
	1952	}
	1953	else {
	1954	fprintf(stderr,
	1955	"psparse: line longer than 255 characters\n");
	1956	fprintf(stderr, "psparse: proceeding anyway\n");
	1957	while (fgets(buf, PSBUFSIZ, input)) {
	1958	if ((p = strchr(buf, '\n')) != NULL)
	1959	break;
	1960	}
	1961	}
	1962	}
	1963	if (!strncmp(buf,"%%%NOPARSE",10))
	1964	return handled;
	1965	if (!strncmp(buf,"%%%PARSED:",10)) {
	1966	/* check printer: might have been handled for different printer */
	1967	p = strchr(buf,':'); p++;
	1968	while (*p == ' ') p++;
	1969	if (!strcmp(printer,p))
	1970	return handled;
	1971	}
	1972	if (!strncmp(buf,"%%%CMP",6))
	1973	alreadycompressed = TRUE;
	1974	if (prologbegin == -1)
	1975	if (buf[0] != '%' \|\| !strncmp(buf,"% ",2) \|\|
	1976	!strncmp(buf,"%\n",2) \|\| !strncmp(buf,"%\t",2)) {
	1977	prologbegin = location;
	1978	}
	1979	if (strncmp(buf,"%%",2)) {
	1980	location = ftell(input);
	1981	continue;
	1982	}
	1983	p = strchr(buf,':');
	1984	if (p) p++;
	1985	if (strncmp(buf,"%%+",3)) {
	1986	context = ParseComment(buf);
	1987	continuation = FALSE;
	1988	}
	1989	else {
	1990	continuation = TRUE;
	1991	p = strchr(buf,'+');
	1992	p++;
	1993	}
	1994	switch (context) {
	1995	case begdef:
	1996	defaultSection = TRUE;
	1997	break;
	1998	case enddef:
	1999	defaultSection = FALSE;
	2000	break;
	2001	case langlevel:
	2002	q = strrchr(p,'\n');
	2003	if (q) *q = '\0';
	2004	level = atoi(p);
	2005	CheckPrinterLevel(level,printer);
	2006	break;
	2007	case pageorder:
	2008	if (!strncmp(p,"(atend)",7))
	2009	break;
	2010	if (!strncmp(p,"Special",7))
	2011	ordered = FALSE;
	2012	break;
	2013	case pages:
	2014	if (firstpages == -1)
	2015	firstpages = location;
	2016	break;
	2017	case page:
	2018	if (!skip) {
	2019	ptable[npages].location = location;
	2020	sscanf(buf,"%s %s %d",tempstr, ptable[npages].label,
	2021	&ptable[npages].pageno);
	2022	npages++;
	2023	if (endpro == -1) endpro = location;
	2024	}
	2025	break;
	2026	case trailer:
	2027	if (!skip) {
	2028	endlast = location;
	2029	ptable[npages].location = location;
	2030	}
	2031	break;
	2032	case begdoc:
	2033	skip++;
	2034	break;
	2035	case enddoc:
	2036	skip--;
	2037	break;
	2038	case incfeature:
	2039	HandleFeatures(p,location, FALSE, control);
	2040	case begfeature:
	2041	CheckSize(p);
	2042	case orient:
	2043	/* check to see if it matches what we want */
	2044	/* we're only going to modify things if control.landscape is
	2045	true and the Orientation comment says Portrait. If
	2046	control.landscape is false, we're not changing the
	2047	orientation of the original document, so we shouldn't change
	2048	the comment */
	2049	if (control.landscape) {
	2050	if (strncmp(p, "Portrait", 8) == 0) {
	2051	/* it's not what we want */
	2052	remcomment[IncRemIndex()] = location;
	2053	}
	2054	}
	2055	break;
	2056	case begsetup:
	2057	if (!skip) {
	2058	remcomment[IncRemIndex()] = location;
	2059	setupbegin = location;
	2060	}
	2061	break;
	2062	case endsetup:
	2063	if (!skip) {
	2064	remcomment[IncRemIndex()] = location;
	2065	setupend = location;
	2066	}
	2067	break;
	2068	case endcomment:
	2069	case begprolog:
	2070	if (!skip) {
	2071	remcomment[IncRemIndex()] = location;
	2072	prologbegin = location;
	2073	}
	2074	break;
	2075	case endprolog:
	2076	if (!skip) {
	2077	remcomment[IncRemIndex()] = location;
	2078	prologend = location;
	2079	}
	2080	break;
	2081	case docfont:
	2082	if (skip) break;
	2083	CheckResources(p, FONT, location, download, context, printer,
	2084	resourcepath, continuation, control);
	2085	remcomment[IncRemIndex()] = location;
	2086	break;
	2087	case docneedfont:
	2088	if (skip) break;
	2089	CheckResources(p, FONT, location, future, context, printer,
	2090	resourcepath, continuation, control);
	2091	remcomment[IncRemIndex()] = location;
	2092	break;
	2093	case docsupfont:
	2094	if (skip) break;
	2095	CheckResources(p, FONT, location, verify, context, printer,
	2096	resourcepath, continuation, control);
	2097	remcomment[IncRemIndex()] = location;
	2098	break;
	2099	case pagefont:
	2100	if (skip) break;
	2101	CheckResources(p, FONT, location, future, context, printer,
	2102	resourcepath, continuation, control);
	2103	break;
	2104	case incfont:
	2105	if (skip) break;
	2106	CheckResources(p, FONT, location, download, context, printer,
	2107	resourcepath, continuation, control);
	2108	break;
	2109	case begfont:
	2110	if (skip) break;
	2111	CheckResources(p, FONT, location, indocument, context, printer,
	2112	resourcepath, continuation, control);
	2113	break;
	2114	case endfont:
	2115	break;
	2116	case docneedfile:
	2117	if (skip) break;
	2118	CheckResources(p, RFILE, location, future, context, printer,
	2119	resourcepath, continuation, control);
	2120	remcomment[IncRemIndex()] = location;
	2121	break;
	2122	case docsupfile:
	2123	if (skip) break;
	2124	CheckResources(p, RFILE, location, verify, context, printer,
	2125	resourcepath, continuation, control);
	2126	remcomment[IncRemIndex()] = location;
	2127	break;
	2128	case pagefile:
	2129	if (skip) break;
	2130	CheckResources(p, RFILE, location, future, context, printer,
	2131	resourcepath, continuation, control);
	2132	break;
	2133	case incfile:
	2134	CheckResources(p, RFILE, location, download, context, printer,
	2135	resourcepath, continuation, control);
	2136	break;
	2137	case begfile:
	2138	if (skip) break;
	2139	CheckResources(p, RFILE, location, indocument, context,
	2140	printer, resourcepath, continuation, control);
	2141	break;
	2142	case endfile:
	2143	break;
	2144	case docproc:
	2145	if (skip) break;
	2146	CheckResources(p, PROCSET, location, download, context,
	2147	printer, resourcepath, continuation, control);
	2148	remcomment[IncRemIndex()] = location;
	2149	break;
	2150	case docneedproc:
	2151	if (skip) break;
	2152	CheckResources(p, PROCSET, location, future, context,
	2153	printer, resourcepath, continuation, control);
	2154	remcomment[IncRemIndex()] = location;
	2155	break;
	2156	case docsupproc:
	2157	if (skip) break;
	2158	CheckResources(p, PROCSET, location, verify, context, printer,
	2159	resourcepath, continuation, control);
	2160	remcomment[IncRemIndex()] = location;
	2161	break;
	2162	case incproc:
	2163	CheckResources(p, PROCSET, location, download, context,
	2164	printer, resourcepath, continuation, control);
	2165	break;
	2166	case begproc:
	2167	if (skip) break;
	2168	CheckResources(p, PROCSET, location, indocument, context,
	2169	printer, resourcepath, continuation, control);
	2170	break;
	2171	case endproc:
	2172	break;
	2173	case docneedres:
	2174	if (skip) break;
	2175	CheckResources(p, UNKNOWN, location, future, context, printer,
	2176	resourcepath, continuation, control);
	2177	remcomment[IncRemIndex()] = location;
	2178	break;
	2179	case docsupres:
	2180	if (skip) break;
	2181	CheckResources(p, UNKNOWN, location, verify, context, printer,
	2182	resourcepath, continuation, control);
	2183	remcomment[IncRemIndex()] = location;
	2184	break;
	2185	case pageres:
	2186	if (skip) break;
	2187	CheckResources(p, UNKNOWN, location, future, context, printer,
	2188	resourcepath, continuation, control);
	2189	break;
	2190	case incres:
	2191	CheckResources(p, UNKNOWN, location, download, context,
	2192	printer, resourcepath, continuation, control);
	2193	break;
	2194	case begres:
	2195	if (skip) break;
	2196	CheckResources(p, UNKNOWN, location, indocument, context,
	2197	printer, resourcepath, continuation, control);
	2198	break;
	2199	case begbin:
	2200	case begdata:
	2201	dontchecklength++;
	2202	break;
	2203	case endbin:
	2204	case enddata:
	2205	dontchecklength--;
	2206	break;
	2207	case endres: break;
	2208	case invalid: break;
	2209	default: break;
	2210	}
	2211	location = ftell(input);
	2212	}
	2213	location = ftell(input);
	2214	if (endlast == -1) ptable[npages].location = location;
	2215	if (!control.norearrange) {
	2216	PrologAndSetup();
	2217	ReArrange(printer);
	2218	}
	2219	BuildDownLoadTable();
	2220	RangeResources();
	2221	return success;
	2222	}
	2223
	2224	static int CheckOrientation(buffer, output, landscape)
	2225	char *buffer;
	2226	FILE *output;
	2227	{
	2228	if (strncmp(buffer, "%%Orientation:", 14) == 0) {
	2229	/* we already know that this orientation comment doesn't match what
	2230	we want, or we wouldn't be here, so put out correct comment. We
	2231	also know that we're only changing to Landscape. */
	2232	if (landscape) {
	2233	fprintf(output, "%%%%Orientation: Landscape\n");
	2234	}
	2235	return TRUE;
	2236	}
	2237	return FALSE;
	2238	}
	2239
	2240
	2241	static void PutBuf(buffer, output)
	2242	char *buffer;
	2243	FILE *output;
	2244	{
	2245	char *p;
	2246	int i;
	2247
	2248	p = strchr(buffer, '\n');
	2249	if (((int) strlen(buffer) < PSBUFSIZ - 1) && !p) {
	2250	for (i = 0; i < PSBUFSIZ - 1; i++) {
	2251	fputc(buffer[i], output);
	2252	if (buffer[i] == '\n')
	2253	break;
	2254	}
	2255	}
	2256	else
	2257	fputs(buffer, output);
	2258	memset(buffer, 0, PSBUFSIZ);
	2259	}
	2260
	2261
	2262	void HandleOutput(input, output, printer, control)
	2263	FILE input, output;
	2264	char *printer;
	2265	struct controlswitches control;
	2266	{
	2267	int downndx, remndx, pagendx, featndx;
	2268	char buf[PSBUFSIZ];
	2269	long location;
	2270	int i;
	2271	int reverse;
	2272	int fdin, fdout;
	2273	FILE *out;
	2274	int cnt;
	2275	char bigbuf[TSBUFSIZE];
	2276	int status;
	2277	int filtering = FALSE;
	2278	int dolandscape = FALSE;
	2279
	2280	/* now, let's ship result to output */
	2281	fdin = fileno(input);
	2282	if (!(filtering = SetupCompression(&out,fileno(output), control)))
	2283	out = output;
	2284	reverse = control.reverse;
	2285	if (endpro == -1 \|\| npages == 0)
	2286	reverse = FALSE;
	2287	downndx = remndx = featndx = 0;
	2288	if (reverse)
	2289	pagendx = npages - 1;
	2290	else pagendx = 0;
	2291	if (!control.noparse) {
	2292	fgets(buf, PSBUFSIZ, input);
	2293	if (control.strip) {
	2294	sprintf(buf, "%%!\n");
	2295	PutBuf(buf, out);
	2296	}
	2297	else {
	2298	if (version == VERS1)
	2299	sprintf(buf, "%%!PS-Adobe-2.1\n");
	2300	PutBuf(buf, out);
	2301	if (printer)
	2302	fprintf(out, "%%%%%%PARSED: %s\n", printer);
	2303	OutputComments(out);
	2304	}
	2305	location = ftell(input);
	2306	while (fgets(buf, PSBUFSIZ, input)) {
	2307	if (location == prologbegin && !control.strip && prologend > -1)
	2308	fprintf(out, "%%%%BeginProlog\n");
	2309	/* check for procsets to download */
	2310	if (downndx < ndloads) {
	2311	if (location == dloads[downndx].location) {
	2312	for (i = downndx; location == dloads[i].location; i++)
	2313	if (dloads[i].index >= 0 &&
	2314	dloads[i].type == PROCSET)
	2315	DownLoadResource(dloads[i].index, out, control.strip);
	2316	}
	2317	}
	2318	if (location == prologend && !control.strip)
	2319	fprintf(out, "%%%%EndProlog\n");
	2320	if (location == setupbegin) {
	2321	if (!control.strip) {
	2322	fprintf(out, "%%%%BeginSetup\n");
	2323	CheckIncludes(out);
	2324	}
	2325	if (featndx < nfeatures && features[featndx].location == 0) {
	2326	/* features specified on command line that don't replace
	2327	something specified in document */
	2328	for (; features[featndx].location == 0 && featndx <
	2329	nfeatures; featndx++)
	2330	if (features[featndx].code)
	2331	IncludeFeature(out, featndx, control.strip);
	2332	}
	2333	}
	2334	if (reverse) {
	2335	if (location == endpro && pagendx > 0) {
	2336	fseek(input, ptable[pagendx].location, 0);
	2337	location = ftell(input);
	2338	downndx = finddloc(location);
	2339	remndx = findrloc(location);
	2340	featndx = findfloc(location);
	2341	continue;
	2342	}
	2343	if (location == ptable[pagendx].location && pagendx >= 0) {
	2344	if (!InRange(ptable[pagendx].pageno,control.ranges)) {
	2345	/* outside range, skip to next page */
	2346	if (pagendx == 0) {
	2347	fseek(input,endlast, 0);
	2348	pagendx--;
	2349	}
	2350	else
	2351	fseek(input,ptable[--pagendx].location,0);
	2352	location = ftell(input);
	2353	downndx = finddloc(location);
	2354	remndx = findrloc(location);
	2355	featndx = findfloc(location);
	2356	continue;
	2357	}
	2358	if (control.landscape)
	2359	dolandscape = TRUE;
	2360	}
	2361	if (location == ptable[pagendx + 1].location && pagendx >= 0) {
	2362	if (pagendx == 0) {
	2363	fseek(input, endlast, 0);
	2364	pagendx--;
	2365	}
	2366	else
	2367	fseek(input, ptable[--pagendx].location, 0);
	2368	location = ftell(input);
	2369	downndx = finddloc(location);
	2370	remndx = findrloc(location);
	2371	featndx = findfloc(location);
	2372	continue;
	2373	}
	2374	}
	2375	else {
	2376	if (location == ptable[pagendx].location && pagendx != npages) {
	2377	if (!InRange(ptable[pagendx].pageno, control.ranges)) {
	2378	/* outside the range, skip to next page */
	2379	fseek(input,ptable[++pagendx].location,0);
	2380	location = ftell(input);
	2381	downndx = finddloc(location);
	2382	remndx = findrloc(location);
	2383	featndx = findfloc(location);
	2384	continue;
	2385	}
	2386	else {
	2387	/* inside the range, keep on going */
	2388	pagendx++;
	2389	if (control.landscape)
	2390	dolandscape = TRUE;
	2391	}
	2392	}
	2393	}
	2394	if (downndx < ndloads) {
	2395	if (location == dloads[downndx].location) {
	2396	for (; location == dloads[downndx].location; downndx++)
	2397	if (dloads[downndx].index >= 0 &&
	2398	dloads[downndx].type != PROCSET)
	2399	DownLoadResource(dloads[downndx].index, out, control.strip);
	2400	}
	2401	}
	2402	if (featndx < nfeatures) {
	2403	if (location == features[featndx].location) {
	2404	for (; location == features[featndx].location; featndx++)
	2405	if (features[featndx].code)
	2406	IncludeFeature(out, featndx, control.strip);
	2407	}
	2408	}
	2409	if (location == setupend && !control.strip)
	2410	fprintf(out, "%%%%EndSetup\n");
	2411	if (remndx < nrem) {
	2412	if (location == remcomment[remndx]) {
	2413	if (!CheckOrientation(buf, out, control.landscape))
	2414	remndx++;
	2415	}
	2416	else if (!(control.strip && *buf == '%'))
	2417	PutBuf(buf, out);
	2418	}
	2419	else if (!(control.strip && *buf == '%'))
	2420	PutBuf(buf, out);
	2421	if (dolandscape) {
	2422	DoLandscape(out, control);
	2423	dolandscape = FALSE;
	2424	if (control.squeeze)
	2425	ShrinkToFit(out, control);
	2426	}
	2427	location = ftell(input);
	2428	}
	2429	if (control.addshowpage) {
	2430	fprintf(out, "\nshowpage\n");
	2431	}
	2432	fflush(out);
	2433	}
	2434	else {
	2435	fgets(buf,PSBUFSIZ,input);
	2436	cnt = strlen(buf);
	2437	PutBuf(buf,out);
	2438	fprintf(out,"%%%%%%NOPARSE\n");
	2439	fflush(out);
	2440	fdout = fileno(out);
	2441	lseek(fdin,cnt,SEEKING);
	2442	while ((cnt = read(fdin,bigbuf,BUFSIZ)) > 0)
	2443	write(fdout,bigbuf,cnt);
	2444	}
	2445	if (filtering) {
	2446	fclose(out);
	2447	wait(&status);
	2448	}
	2449	}
	2450
	2451	int SetupCompression(fptr, outfd, control)
	2452	FILE **fptr;
	2453	int outfd;
	2454	struct controlswitches control;
	2455	{
	2456	int fpid;
	2457	int f2pid;
	2458	char pathname[TSPATHSIZE];
	2459	FILE *outptr;
	2460	int binok = FALSE;
	2461	char *value;
	2462
	2463	if (alreadycompressed)
	2464	return FALSE;
	2465	if (value = getenv("BINARYOK")) {
	2466	if (strcmp(value, "1") == 0) {
	2467	binok = TRUE;
	2468	}
	2469	}
	2470	/* if it's a Level 2 printer, can compress */
	2471	if ((Level2() && control.compress) \|\| (control.compress && control.force)) {
	2472	outptr = fdopen(outfd, "w");
	2473	fprintf(outptr, "%%!\n");
	2474	fprintf(outptr, "%%%%%%CMP\n");
	2475	if (!binok) {
	2476	fprintf(outptr, "currentfile /ASCII85Decode filter ");
	2477	}
	2478	else {
	2479	fprintf(outptr, "currentilfe ");
	2480	}
	2481	fprintf(outptr, "/LZWDecode filter cvx exec\n");
	2482	fflush(outptr);
	2483	if (pipe(fd1pipe)) {
	2484	fprintf(stderr,"Error in pipe.\n");
	2485	perror("");
	2486	}
	2487	if (!binok) {
	2488	if (pipe(fd2pipe)) {
	2489	fprintf(stderr,"Error in 2nd pipe.\n");
	2490	perror("");
	2491	exit(2);
	2492	}
	2493	}
	2494	if ((fpid = fork()) < 0) {
	2495	fprintf(stderr, "Error in compression fork.\n");
	2496	perror("");
	2497	exit(2);
	2498	}
	2499	if (fpid == 0) {
	2500	/* compression fork */
	2501	if (!binok) {
	2502	/* need to encode the binary */
	2503	if ((f2pid = fork()) < 0) {
	2504	fprintf(stderr, "Error in encoding fork.\n");
	2505	perror("");
	2506	exit(2);
	2507	}
	2508	if (f2pid == 0) {
	2509	/* encoding fork */
	2510	if (dup2(outfd, 1) < 0) {
	2511	fprintf(stderr, "Error connecting output.\n");
	2512	perror("");
	2513	exit(2);
	2514	}
	2515	if ((dup2(fd2pipe[0], 0) < 0) \|\| close(fd2pipe[0]) \|\|
	2516	close(fd2pipe[1]) \|\| close(fd1pipe[0]) \|\|
	2517	close(fd1pipe[1])) {
	2518	fprintf(stderr, "Error in encoding child.\n");
	2519	perror("");
	2520	exit(2);
	2521	}
	2522	sprintf(pathname, "%s/asc85ec", PSLibDir);
	2523	execl(pathname, (char *) 0);
	2524	fprintf(stderr, "Error exec'ing %s\n", pathname);
	2525	perror("");
	2526	exit(2);
	2527	}
	2528	if ((dup2(fd2pipe[1], 1) < 0) \|\| close(fd2pipe[1]) \|\|
	2529	close(fd2pipe[0])) {
	2530	fprintf(stderr,
	2531	"Error in compressing child (output pipe)\n");
	2532	perror("");
	2533	exit(2);
	2534	}
	2535	}
	2536	else {
	2537	/* don't need to encode */
	2538	if (dup2(outfd, 1) < 0) {
	2539	fprintf(stderr,
	2540	"Error in compressing child (output)\n");
	2541	perror("");
	2542	exit(2);
	2543	}
	2544	}
	2545	if ((dup2(fd1pipe[0], 0) < 0) \|\| close(fd1pipe[0]) \|\|
	2546	close(fd1pipe[1])) {
	2547	fprintf(stderr, "Error in compressing child (input).\n");
	2548	perror("");
	2549	exit(2);
	2550	}
	2551	sprintf(pathname, "%s/lzwec", PSLibDir);
	2552	execl(pathname, (char *) 0);
	2553	fprintf(stderr, "Error exec'ing %s\n", pathname);
	2554	perror("");
	2555	exit(2);
	2556	}
	2557	*fptr = fdopen(fd1pipe[1], "w");
	2558	if (!binok) {
	2559	close(fd2pipe[0]); close(fd2pipe[1]);
	2560	}
	2561	close(fd1pipe[0]);
	2562	return TRUE;
	2563	}
	2564	return FALSE;
	2565	}

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