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-rw-r--r--dviware/dvipng/misc.c844
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diff --git a/dviware/dvipng/misc.c b/dviware/dvipng/misc.c
new file mode 100644
index 0000000000..853fab2deb
--- /dev/null
+++ b/dviware/dvipng/misc.c
@@ -0,0 +1,844 @@
+/* misc.c */
+
+/************************************************************************
+
+ Part of the dvipng distribution
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation, either version 3 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this program. If not, see
+ <http://www.gnu.org/licenses/>.
+
+ Copyright (C) 2002-2015 Jan-Åke Larsson
+
+************************************************************************/
+
+#include "dvipng.h"
+#ifdef HAVE_LIBGEN_H
+# include <libgen.h>
+#else
+#define basename xbasename
+#endif
+#include <fcntl.h> /* open/close */
+#ifdef HAVE_MMAP
+#include <sys/mman.h>
+#endif
+#include <sys/stat.h>
+
+static char *programname;
+
+/*-->DecodeArgs*/
+/*********************************************************************/
+/***************************** DecodeArgs ****************************/
+/*********************************************************************/
+bool DecodeArgs(int argc, char ** argv)
+{
+ int i; /* argument index for options */
+ bool ppused=false; /* Flag when -pp is used */
+ int32_t number; /* Temporary storage for numeric parameter */
+ char *dviname=NULL; /* Name of dvi file */
+ char *outname=NULL; /* Name of output file */
+
+ if (argv[0]) {
+#ifdef HAVE_GDIMAGEGIF
+ programname=strrchr(argv[0],'/');
+ if (programname!=NULL)
+ programname++;
+ else
+ programname=argv[0];
+ if (strncmp(programname,"dvigif",6)==0)
+ option_flags |= GIF_OUTPUT;
+#endif
+ programname=argv[0];
+ Message(BE_NONQUIET,"This is %s",programname);
+ if (strcmp(basename(programname),PACKAGE_NAME)!=0)
+ Message(BE_NONQUIET," (%s)", PACKAGE_NAME);
+ Message(BE_NONQUIET," %s Copyright 2002-2015 Jan-Ake Larsson\n",
+ PACKAGE_VERSION);
+ }
+
+ for (i=1; i<argc; i++) {
+ if (*argv[i]=='-') {
+ char *p=argv[i]+2 ;
+ char c=argv[i][1] ;
+ if (c=='-') {
+ p++;
+ c=argv[i][2];
+ }
+ switch (c) {
+ case 'd': /* selects Debug output */
+ if (*p>'9' && *p!='-') {
+ if (strncmp(p,"vinum",5)==0) {
+ if (p[5] != '0') {
+ option_flags |= DVI_PAGENUM;
+ Message(PARSE_STDIN,"DVI page number output on\n",p);
+ } else {
+ option_flags &= ~DVI_PAGENUM;
+ Message(PARSE_STDIN,"DVI page number output off\n");
+ }
+ break;
+ } else if (strncmp(p,"epth",4)==0) { /* Depth reporting */
+ if (p[4] != '0') {
+ option_flags |= REPORT_DEPTH;
+ Message(PARSE_STDIN,"Depth reporting on\n",p);
+ } else {
+ option_flags &= ~REPORT_DEPTH;
+ Message(PARSE_STDIN,"Depth reporting off\n");
+ }
+ break;
+ }
+ goto DEFAULT;
+ } else {
+#ifdef DEBUG
+ if (*p == 0 && argv[i+1])
+ p = argv[i+1];
+ debug = atoi(p);
+ if (debug > 0) {
+ if (p == argv[i+1]) i++;
+ } else
+ debug = DEBUG_DEFAULT;
+ Message(PARSE_STDIN,"Debug output enabled\n");
+#ifdef HAVE_LIBKPATHSEA
+ kpathsea_debug = debug / LASTDEBUG / 2 ;
+#endif
+#else
+ Warning("This instance of %s was compiled without the debug (-d) option",
+ programname);
+#endif
+ break;
+ }
+ case 'o': /* Output file is specified */
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ outname=p;
+ /* remove .png extension */
+ Message(PARSE_STDIN,"Output file: %s\n",
+ outname);
+ break;
+#ifdef MAKETEXPK
+ case 'M':
+ /* -M, -M1 => don't make font; -M0 => do. */
+ makeTexPK = (*p == '0');
+#ifdef HAVE_LIBKPATHSEA
+ kpse_set_program_enabled (kpse_pk_format, makeTexPK, kpse_src_cmdline);
+#endif
+ if (makeTexPK)
+ Message(PARSE_STDIN,"MakeTeXPK enabled\n");
+ else
+ Message(PARSE_STDIN,"MakeTeXPK disabled\n");
+ break;
+#endif /* MAKETEXPK */
+ case 'm':
+ if (strcmp(p,"ode") == 0 ) {
+ if (argv[i+1])
+ user_mfmode = argv[++i] ;
+ Message(PARSE_STDIN,"MetaFont mode: %s\n",user_mfmode);
+ break;
+ }
+ goto DEFAULT;
+ case 'h':
+ if (strcmp(p,"elp") == 0 ) {
+ break;
+ } else if (strncmp(p,"eight",5) == 0 ) { /* Height reporting */
+ if (p[5] != '0') {
+ option_flags |= REPORT_HEIGHT;
+ Message(PARSE_STDIN,"Height reporting on\n",p);
+ } else {
+ option_flags &= ~REPORT_HEIGHT;
+ Message(PARSE_STDIN,"Height reporting off\n");
+ }
+ break;
+ }
+ goto DEFAULT;
+ case 'O' : /* Offset */
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ handlepapersize(p, &x_offset_def, &y_offset_def) ;
+ Message(PARSE_STDIN,"Offset: (%d,%d)\n",x_offset_def,y_offset_def);
+ break ;
+ case 'e':
+ if (strncmp(p,"xpand-bbox",10) == 0 ) {
+ if (p[10] != '0') {
+ option_flags |= EXPAND_BBOX;
+ Message(PARSE_STDIN,"BBox expansion on\n",p);
+ } else {
+ option_flags &= ~EXPAND_BBOX;
+ Message(PARSE_STDIN,"BBox expansion off\n");
+ }
+ break;
+ }
+ goto DEFAULT;
+ case 'T' :
+ if (*p == 0 && argv[i+1])
+ p = argv[++i];
+ if (strcmp(p,"bbox")==0) {
+ x_width_def=0;
+ y_width_def=0;
+ Message(PARSE_STDIN,"Pagesize: (bbox)\n");
+ } else if (strcmp(p,"tight")==0) {
+ x_width_def=-1;
+ y_width_def=-1;
+ Message(PARSE_STDIN,"Pagesize: (tight bbox)\n");
+ } else {
+ handlepapersize(p, &x_width_def, &y_width_def) ;
+ Message(PARSE_STDIN,"Pagesize: (%d,%d)\n",
+ x_width_def,y_width_def);
+ }
+ break ;
+ case 't': /* specify paper format, only for cropmarks */
+#ifdef HAVE_GDIMAGECREATETRUECOLOR
+ /* Truecolor */
+ if (strncmp(p,"ruecolor",8)==0) {
+ if (p[8] != '0') {
+ option_flags |= FORCE_TRUECOLOR;
+ Message(PARSE_STDIN,"Truecolor mode on\n",p);
+ } else {
+ option_flags &= ~FORCE_TRUECOLOR;
+ Message(PARSE_STDIN,"Truecolor mode off\n");
+ }
+ } else
+#endif
+ { /* cropmarks not implemented yet */
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ if (strcmp(p,"a4")==0) {
+ handlepapersize("210mm,297mm",&x_pwidth,&y_pwidth);
+ } else if (strcmp(p,"letter")==0) {
+ handlepapersize("8.5in,11in",&x_pwidth,&y_pwidth);
+ } else if (strcmp(p,"legal")==0) {
+ handlepapersize("8.5in,14in",&x_pwidth,&y_pwidth);
+ } else if (strcmp(p,"executive")==0) {
+ handlepapersize("7.25in,10.5in",&x_pwidth,&y_pwidth);
+ } else
+ Fatal("papersize %s is not implemented",p);
+ Message(PARSE_STDIN,"Papersize: %s\n",p);
+ }
+ break;
+/* case 'c': */
+/* if (strncmp(p,"acheimages",10)==0) { */
+/* if (p[10] != '0') { */
+/* option_flags |= CACHE_IMAGES; */
+/* Message(PARSE_STDIN,"Caching images\n",p); */
+/* } else { */
+/* option_flags &= ~CACHE_IMAGES; */
+/* Message(PARSE_STDIN,"Not caching images\n"); */
+/* } */
+/* break; */
+/* } */
+/* goto DEFAULT; */
+ case 'b':
+ if ( *p == 'g' ) { /* -bg background color */
+ p++;
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ if (strncmp(p,"Transparent",11) == 0 )
+ option_flags |= BG_TRANSPARENT_ALPHA;
+ else if (strncmp(p,"transparent",11) == 0 )
+ option_flags |= BG_TRANSPARENT;
+ else
+ background(p);
+ if (option_flags & BG_TRANSPARENT)
+ Message(PARSE_STDIN,"Transp. background (fallback rgb %d,%d,%d)\n",
+ cstack[0].red,cstack[0].green,cstack[0].blue);
+ else
+ Message(PARSE_STDIN,"Background: rgb %d,%d,%d\n",
+ cstack[0].red,cstack[0].green,cstack[0].blue);
+ break;
+ } else if (strcmp(p, "dpi")==0) {
+ p+=3;
+ if (*p == 0 && argv[i+1])
+ p = argv[++i];
+ number = atoi(p);
+ if (number < 10 || number > 10000)
+ Warning("Bad --bdpi parameter, ignored");
+ else {
+ user_bdpi=number;
+ Message(PARSE_STDIN,"Bdpi: %d\n",user_bdpi);
+ }
+ break;
+ } else if ( *p == 'd' ) { /* -bd border width */
+ int tmpi;
+ char* tmps;
+ p++;
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ tmpi = strtol(p, &tmps, 10);
+ if (p<tmps) {
+ borderwidth=tmpi;
+ Message(PARSE_STDIN,"Transp. border: %d dots\n",borderwidth);
+ }
+ if (*tmps) {
+ stringrgb(tmps, &bordercolor.red, &bordercolor.green, &bordercolor.blue);
+ userbordercolor=TRUE;
+ if (borderwidth==0) {
+ borderwidth=1;
+ Message(PARSE_STDIN,"Transp. border: %d dots\n",borderwidth);
+ }
+ Message(PARSE_STDIN,"Transp. border: rgb %d,%d,%d\n",
+ bordercolor.red, bordercolor.green, bordercolor.blue);
+ }
+ break;
+ }
+ goto DEFAULT;
+ case 'f':
+ if ( *p == 'g' ) { /* -fg foreground color */
+ p++;
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ resetcolorstack(p);
+ Message(PARSE_STDIN,"Foreground: rgb %d,%d,%d\n",
+ cstack[1].red,cstack[1].green,cstack[1].blue);
+ break;
+#ifdef HAVE_FT2
+ } else if ( strncmp(p,"reetype",7) == 0 ) { /* -freetype activation */
+ if (p[7] != '0') {
+ option_flags |= USE_FREETYPE;
+ Message(PARSE_STDIN,"FreeType rendering on\n",p);
+ } else {
+ option_flags &= ~USE_FREETYPE;
+ Message(PARSE_STDIN,"FreeType rendering off\n");
+ }
+ break;
+#endif
+ } else if (strcmp(p,"ollow") == 0 ) {
+ if (DVIFollowToggle())
+ Message(PARSE_STDIN,"Follow mode on\n");
+ else
+ Message(PARSE_STDIN,"Follow mode off\n");
+ break;
+ }
+ goto DEFAULT;
+ case 'x' : case 'y' :
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ number = atoi(p);
+ if (number < 1 || number > 1000000)
+ Warning("Bad magnification parameter (-x or -y), ignored");
+ else {
+ usermag=number;
+ Message(PARSE_STDIN,"Magstep: %d\n",usermag);
+ /*overridemag = (c == 'x' ? 1 : -1) ;*/
+ }
+ break ;
+ case 'g' :
+ if (strncmp(p,"amma",4)==0) { /* --gamma correction */
+ double gamma=0.0;
+
+ p+=4;
+ if (*p == 0 && argv[i+1])
+ p = argv[++i];
+ if (p!=NULL)
+ gamma=atof(p);
+ if (gamma==0.0) {
+ Warning("Bad gamma value, default is %f",DEFAULT_GAMMA);
+ gamma=DEFAULT_GAMMA;
+ }
+ Gamma(gamma);
+ Message(PARSE_STDIN,"Gamma value is %s\n", gamma);
+ break;
+#ifdef HAVE_GDIMAGEGIF
+ } else if (strncmp(p,"if",2)==0) { /* --gif output */
+ option_flags |= GIF_OUTPUT;
+ Message(PARSE_STDIN,"GIF output\n");
+ break;
+#endif
+ }
+ goto DEFAULT;
+ case 'p' :
+ if (*p == 'p') { /* a -pp specifier for a page list */
+ ppused=true;
+ p++ ;
+ if (*p == 0 && argv[i+1])
+ p = argv[++i];
+ Message(PARSE_STDIN,"Page list: %s\n",p);
+ if (ParsePages(p))
+ Fatal("bad page list specifier (-pp)");
+ } else if (strncmp(p,"ng",2)==0) { /* --png output */
+ option_flags &= ~GIF_OUTPUT;
+ Message(PARSE_STDIN,"PNG output\n");
+ } else if (strncmp(p,"icky",4)==0) {
+ if (p[4] != '0') {
+ option_flags |= MODE_PICKY;
+ Message(PARSE_STDIN,"No images output for pages with warnings\n",p);
+ } else {
+ option_flags &= ~MODE_PICKY;
+ Message(PARSE_STDIN,"Images output even for pages with warnings\n");
+ }
+ } else if (strncmp(p,"alette",6)==0) {
+ if (p[6] != '0') {
+ option_flags |= FORCE_PALETTE;
+ Message(PARSE_STDIN,"Forcing 256-color PNG output\n",p);
+ } else {
+ option_flags &= ~FORCE_PALETTE;
+ Message(PARSE_STDIN,"Allows truecolor PNG output\n");
+ }
+ } else { /* a -p specifier for first page */
+ int32_t firstpage;
+ bool abspage=false;
+
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ if (*p == '=') {
+ abspage=true;
+ p++ ;
+ }
+ if ((*p>='0'&&*p<='9') || (*p=='-' && *(p+1)>='0' && *(p+1)<='9')) {
+ firstpage = atoi(p);
+ FirstPage(firstpage,abspage);
+ Message(PARSE_STDIN,"First page: %d\n",firstpage);
+ } else
+ Warning("Bad firstpage (-p) parameter, ignored");
+ }
+ break ;
+ case 's' :
+ if (strncmp(p,"trict",5)==0) {
+ if (p[5] != '0') {
+ option_flags |= MODE_STRICT;
+ Message(PARSE_STDIN,"Warnings are fatal\n",p);
+ } else {
+ option_flags &= ~MODE_STRICT;
+ Message(PARSE_STDIN,"Warnings are not fatal\n");
+ }
+ } else
+ goto DEFAULT;
+ break ;
+ case 'n' :
+ if (strncmp(p,"oghostscript",12)==0) {
+ if (p[12] != '0') {
+ option_flags |= NO_GHOSTSCRIPT;
+ Message(PARSE_STDIN,"No GhostScript calls\n",p);
+ } else {
+ option_flags &= ~NO_GHOSTSCRIPT;
+ Message(PARSE_STDIN,"GhostScript calls made\n");
+ }
+ } else if (strncmp(p,"ogssafer",8)==0) {
+ if (p[8] != '0') {
+ option_flags |= NO_GSSAFER;
+ Message(PARSE_STDIN,"GhostScript calls does not use -dSAFER\n",p);
+ } else {
+ option_flags &= ~NO_GSSAFER;
+ Message(PARSE_STDIN,"GhostScript calls use -dSAFER\n");
+ }
+ } else if (strncmp(p,"ogs",3)==0) {
+ if (p[3] != '0') {
+ option_flags |= NO_GHOSTSCRIPT;
+ Message(PARSE_STDIN,"No GhostScript calls\n",p);
+ } else {
+ option_flags &= ~NO_GHOSTSCRIPT;
+ Message(PARSE_STDIN,"GhostScript calls made\n");
+ }
+ } else if (strncmp(p,"orawps",6)==0) {
+ if (p[6] != '0') {
+ option_flags |= NO_RAW_PS;
+ Message(PARSE_STDIN,"Conversion of raw PostScript will not be attempted\n",p);
+ } else {
+ option_flags &= ~NO_RAW_PS;
+ Message(PARSE_STDIN,"Conversion of raw PostScript will be attempted\n",p);
+ }
+ } else
+ goto DEFAULT;
+ break ;
+ case 'l':
+ {
+ int32_t lastpage;
+ bool abspage=false;
+
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ if (*p == '=') {
+ abspage=true;
+ p++ ;
+ }
+ if ((*p>='0'&&*p<='9') || (*p=='-' && *(p+1)>='0' && *(p+1)<='9')) {
+ lastpage = atoi(p);
+ LastPage(lastpage,abspage);
+ Message(PARSE_STDIN,"Last page: %d\n",lastpage);
+ } else
+ Warning("Bad lastpage (-l) parameter, ignored");
+ }
+ break ;
+ case 'q': /* quiet operation */
+ if (*p != '0')
+ option_flags &= (~BE_NONQUIET & ~BE_VERBOSE);
+ else
+ option_flags |= BE_NONQUIET;
+ break;
+ case 'r': /* process pages in reverse order */
+ if (*p != '0') {
+ Message(PARSE_STDIN,"Reverse order\n");
+ Reverse(true);
+ } else {
+ Message(PARSE_STDIN,"Normal order\n");
+ Reverse(false);
+ }
+ break;
+ case 'v': /* verbatim mode */
+ if (strcmp(p, "ersion")==0) {
+ if (strcmp(basename(programname),PACKAGE_NAME)!=0)
+ printf("%s (%s) %s\n",basename(programname),
+ PACKAGE_NAME,PACKAGE_VERSION);
+ else
+ puts(PACKAGE_STRING);
+#ifdef HAVE_LIBKPATHSEA
+ puts (KPSEVERSION);
+#endif
+#ifdef HAVE_FT2
+ printf("Compiled with Freetype %d.%d.%d\n",
+ FREETYPE_MAJOR, FREETYPE_MINOR, FREETYPE_PATCH);
+# ifdef HAVE_FT_LIBRARY_VERSION
+ if (FT_Init_FreeType( &libfreetype ))
+ Warning("the Freetype library seems unusable");
+ else {
+ FT_Int amajor, aminor, apatch;
+
+ FT_Library_Version( libfreetype, &amajor, &aminor, &apatch );
+ printf("Using libft %d.%d.%d\n",amajor, aminor, apatch);
+ FT_Done_FreeType(libfreetype);
+ }
+# endif
+#endif
+ puts ("Copyright (C) 2002-2015 Jan-Ake Larsson.\n\
+There is NO warranty. You may redistribute this software\n\
+under the terms of the GNU Lesser General Public License\n\
+version 3, see the COPYING file in the dvipng distribution\n\
+or <http://www.gnu.org/licenses/>.");
+ exit (EXIT_SUCCESS);
+ }
+ if (*p != '0')
+ option_flags |= BE_NONQUIET | BE_VERBOSE;
+ else
+ option_flags &= ~BE_VERBOSE;
+ break;
+ case 'D' :
+ if (*p == 0 && argv[i+1])
+ p = argv[++i] ;
+ number = atoi(p);
+ if (number < 10 || number > 10000)
+ Warning("Bad resolution (-D) parameter, ignored") ;
+ else {
+ dpi=number;
+ Message(PARSE_STDIN,"Dpi: %d\n",dpi);
+ }
+ break;
+ case 'Q': /* quality (= shrinkfactor) */
+ if (*p == 0 && argv[i+1])
+ p = argv[++i];
+ if (*p>='0'&&*p<='9') {
+ shrinkfactor = atoi(p);
+ Message(PARSE_STDIN,"Quality: %d\n",shrinkfactor);
+ } else {
+ Warning("Non-numeric quality (-Q) value, ignored");
+ }
+ break;
+ case 'w':
+ if (strncmp(p,"idth",4) == 0 ) { /* Width reporting */
+ if (p[4] != '0') {
+ option_flags |= REPORT_WIDTH;
+ Message(PARSE_STDIN,"Width reporting on\n",p);
+ } else {
+ option_flags &= ~REPORT_WIDTH;
+ Message(PARSE_STDIN,"Width reporting off\n");
+ }
+ break;
+ }
+ goto DEFAULT;
+#ifdef HAVE_GDIMAGEPNGEX
+ case 'z':
+ if (*p == 0 && argv[i+1])
+ p = argv[++i];
+ number = atoi(p);
+ if (number<1 || number>9)
+ Warning("Bad compression (-z) value, ignored");
+ else {
+ compression=number;
+ Message(PARSE_STDIN,"Compression: %d\n",shrinkfactor);
+ }
+ break;
+#endif
+ case '\0':
+ option_flags |= PARSE_STDIN;
+ break;
+ DEFAULT: default:
+ Warning("%s is not a valid option", argv[i]);
+ }
+ } else {
+ dviname=argv[i];
+ }
+ }
+ if (dviname != NULL) {
+ if (dvi != NULL && dvi->filep != NULL)
+ DVIClose(dvi);
+ dvi=DVIOpen(dviname,outname);
+ }
+
+ if (dvi==NULL) {
+ fprintf(stdout,"\nUsage: %s [OPTION]... FILENAME[.dvi]\n", programname);
+ fprintf(stdout,"Options are chosen to be similar to dvips' options where possible:\n");
+#ifdef DEBUG
+ fprintf(stdout," -d # Debug (# is the debug bitmap, 1 if not given)\n");
+#endif
+ fprintf(stdout," -D # Output resolution\n");
+ fprintf(stdout," -l # Last page to be output\n");
+ fprintf(stdout," -o f Output file, '%%d' is pagenumber\n");
+ fprintf(stdout," -O c Image offset\n");
+ fprintf(stdout," -p # First page to be output\n");
+ fprintf(stdout," -pp #,#.. Page list to be output\n");
+ fprintf(stdout," -q* Quiet operation\n");
+ fprintf(stdout," -T c Image size (also accepts '-T bbox' and '-T tight')\n");
+ fprintf(stdout," -v* Verbose operation\n");
+ fprintf(stdout," - Interactive query of options\n");
+ fprintf(stdout,"\nThese do not correspond to dvips options:\n");
+ fprintf(stdout," -bd # Transparent border width in dots\n");
+ fprintf(stdout," -bd s Transparent border fallback color (TeX-style color)\n");
+ fprintf(stdout," -bg s Background color (TeX-style color or 'Transparent')\n");
+ fprintf(stdout," --depth* Output the image depth on stdout\n");
+ fprintf(stdout," --dvinum* Use TeX page numbers in output filenames\n");
+ fprintf(stdout," -fg s Foreground color (TeX-style color)\n");
+ fprintf(stdout," --follow* Wait for data at end-of-file\n");
+#ifdef HAVE_FT2
+ fprintf(stdout," --freetype* FreeType font rendering (preferred, default on)\n");
+#endif
+ fprintf(stdout," --gamma # Control color interpolation\n");
+#ifdef HAVE_GDIMAGEGIF
+ fprintf(stdout," --gif Output GIF images (dvigif default)\n");
+#endif
+ fprintf(stdout," --height* Output the image height on stdout\n");
+ fprintf(stdout," --nogs* Don't use ghostscript for PostScript specials\n");
+ fprintf(stdout," --nogssafer* Don't use -dSAFER in ghostscript calls\n");
+ fprintf(stdout," --norawps* Don't convert raw PostScript specials\n");
+#ifdef HAVE_GDIMAGECREATETRUECOLOR
+ fprintf(stdout," --palette* Force palette output\n");
+#endif
+ fprintf(stdout," --picky When a warning occurs, don't output image\n");
+#ifdef HAVE_GDIMAGEGIF
+ fprintf(stdout," --png Output PNG images (dvipng default)\n");
+#endif
+ fprintf(stdout," --strict When a warning occurs, exit\n");
+#ifdef HAVE_GDIMAGECREATETRUECOLOR
+ fprintf(stdout," --truecolor* Truecolor output\n");
+#endif
+ fprintf(stdout," -Q # Quality (PK subsampling)\n");
+ fprintf(stdout," --width* Output the image width on stdout\n");
+#ifdef HAVE_GDIMAGEPNGEX
+ fprintf(stdout," -z # PNG compression level\n");
+#endif
+
+ fprintf(stdout,"\n # = number f = file s = string * = suffix, '0' to turn off\n");
+ fprintf(stdout," c = comma-separated dimension pair (e.g., 3.2in,-32.1cm)\n\n");
+ /*#ifdef HAVE_LIBKPATHSEA
+ {
+ extern DllImport char *kpse_bug_address;
+ putc ('\n', stdout);
+ fputs (kpse_bug_address, stdout);
+ }
+ #endif*/
+ if ((option_flags & PARSE_STDIN) == 0) {
+ exit(EXIT_SUCCESS);
+ }
+ }
+ if ((option_flags & PARSE_STDIN) == 0 && (!ppused))
+ ParsePages("-");
+ return((option_flags & PARSE_STDIN) != 0);
+}
+
+void DecodeString(char *string)
+{
+#define PARSEARGS 10
+ char *strv[PARSEARGS];
+ int strc=1;
+ strv[0]=NULL; /* No program name */
+
+ while (*string==' ' || *string=='\t' || *string=='\r' || *string=='\n')
+ string++;
+ while (*string!='\0') {
+ strv[strc++]=string;
+ if (*string!='\'') {
+ /* Normal split at whitespace */
+ while (*string!=' ' && *string!='\t' \
+ && *string!='\n' && *string!='\r' && *string!='\0')
+ string++;
+ } else {
+ /* String delimiter found , so search for next */
+ strv[strc-1]=++string;
+ while (*string!='\'' && *string!='\0')
+ string++;
+ }
+ if (*string!='\0')
+ *string++='\0';
+ while (*string==' ' || *string=='\t' || *string=='\r' || *string=='\n')
+ string++;
+ }
+ if (strc>1) /* Nonempty */
+ (void) DecodeArgs(strc,strv);
+}
+
+
+
+uint32_t UNumRead(unsigned char* current, register int n)
+{
+ uint32_t x = (unsigned char) *(current)++; /* number being constructed */
+ while(--n)
+ x = (x << 8) | *(current)++;
+ return(x);
+}
+
+int32_t SNumRead(unsigned char* current, register int n)
+{
+ int32_t x = (signed char) *(current)++; /* number being constructed */
+ while(--n)
+ x = (x << 8) | *(current)++;
+ return(x);
+}
+
+
+/**********************************************************************/
+/****************************** Fatal *******************************/
+/**********************************************************************/
+void Fatal (const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ fflush(stdout);
+ fprintf(stderr, "\n");
+ fprintf(stderr, "%s: Fatal error, ", programname);
+ vfprintf(stderr, fmt, args);
+
+ fprintf(stderr, "\n\n");
+ va_end(args);
+
+ ClearFonts();
+#ifdef HAVE_FT2
+ if (libfreetype)
+ (void) FT_Done_FreeType(libfreetype); /* at this point, ignore error */
+#endif
+ exit(EXIT_FATAL);
+}
+
+/*-->Warning*/
+/**********************************************************************/
+/***************************** Warning ******************************/
+/**********************************************************************/
+void Warning(const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+
+ if ( option_flags & BE_NONQUIET ) {
+ fflush(stdout);
+ fprintf(stderr, "%s warning: ", programname);
+ vfprintf(stderr, fmt, args);
+ fprintf(stderr, " ");
+ }
+ va_end(args);
+}
+
+/*-->Message*/
+/**********************************************************************/
+/***************************** Message ******************************/
+/**********************************************************************/
+void Message(int activeflags, const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ if ( option_flags & activeflags ) {
+ vfprintf(stdout, fmt, args);
+ }
+ va_end(args);
+}
+
+
+bool MmapFile (char *filename,struct filemmap *fmmap)
+{
+#ifndef WIN32
+ struct stat stat;
+#endif
+
+ DEBUG_PRINT(DEBUG_DVI,("\n OPEN FILE:\t'%s'", filename));
+ fmmap->data=NULL;
+#ifndef WIN32
+ if ((fmmap->fd = open(filename,O_RDONLY)) == -1) {
+ Warning("cannot open file <%s>", filename);
+ return(true);
+ }
+ fstat(fmmap->fd,&stat);
+ fmmap->size=stat.st_size;
+# ifdef HAVE_MMAP
+ fmmap->data = mmap(NULL,fmmap->size, PROT_READ, MAP_SHARED,fmmap->fd,0);
+ if (fmmap->data == (char*)-1) {
+ Warning("cannot mmap file <%s>",filename);
+ fmmap->data=NULL;
+ close(fmmap->fd);
+ return(true);
+ }
+# else /* HAVE_MMAP */
+ if ((fmmap->data = malloc(fmmap->size+1)) == NULL) {
+ Warning("cannot malloc space for <%s>",filename);
+ close(fmmap->fd);
+ return(true);
+ }
+ if (read(fmmap->fd,fmmap->data,fmmap->size)<fmmap->size) {
+ Warning("too little data in <%s>",filename);
+ free(fmmap->data);
+ fmmap->data=NULL;
+ close(fmmap->fd);
+ return(true);
+ }
+ close(fmmap->fd);
+# endif /* HAVE_MMAP */
+#else /* WIN32 */
+ fmmap->hFile = CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, 0,
+ OPEN_EXISTING, FILE_FLAG_RANDOM_ACCESS, 0);
+ if (fmmap->hFile == INVALID_HANDLE_VALUE) {
+ Warning("cannot open file <%s>", filename);
+ return(true);
+ }
+ fmmap->size = GetFileSize(fmmap->hFile, 0);
+ fmmap->hMap = CreateFileMapping(fmmap->hFile, 0, PAGE_READONLY, 0, 0, 0);
+ if (fmmap->hMap == 0) {
+ CloseHandle (fmmap->hFile);
+ Warning("cannot CreateFileMapping() file <%s>", filename);
+ return(true);
+ }
+ fmmap->data = MapViewOfFile(fmmap->hMap, FILE_MAP_READ, 0, 0, 0);
+ if (fmmap->data == NULL) {
+ Warning("cannot MapViewOfFile() file <%s>", filename);
+ CloseHandle (fmmap->hMap);
+ CloseHandle (fmmap->hFile);
+ return(true);
+ }
+#endif /* WIN32 */
+ return(false);
+}
+
+void UnMmapFile(struct filemmap* fmmap)
+{
+ if (fmmap->data!=NULL) {
+#ifndef WIN32
+# ifdef HAVE_MMAP
+ if (munmap(fmmap->data,fmmap->size))
+ Warning("cannot munmap file at 0x%X",fmmap->data);
+ if (close(fmmap->fd))
+ Warning("cannot close file descriptor %d",fmmap->fd);
+# else /* HAVE_MMAP */
+ free(fmmap->data);
+# endif /* HAVE_MMAP */
+#else /* WIN32 */
+ UnmapViewOfFile (fmmap->data);
+ CloseHandle (fmmap->hMap);
+ CloseHandle (fmmap->hFile);
+#endif /* WIN32 */
+ }
+ fmmap->data=NULL;
+}