]>
git.ipfire.org Git - thirdparty/cups.git/blob - filter/texttops.c
2 * "$Id: texttops.c 7720 2008-07-11 22:46:21Z mike $"
4 * Text to PostScript filter for CUPS.
6 * Copyright 2007-2010 by Apple Inc.
7 * Copyright 1993-2007 by Easy Software Products.
9 * These coded instructions, statements, and computer programs are the
10 * property of Apple Inc. and are protected by Federal copyright
11 * law. Distribution and use rights are outlined in the file "LICENSE.txt"
12 * which should have been included with this file. If this file is
13 * file is missing or damaged, see the license at "http://www.cups.org/".
15 * This file is subject to the Apple OS-Developed Software exception.
19 * main() - Main entry for text to PostScript filter.
20 * WriteEpilogue() - Write the PostScript file epilogue.
21 * WritePage() - Write a page of text.
22 * WriteProlog() - Write the PostScript file prolog with options.
23 * write_line() - Write a row of text.
24 * write_string() - Write a string of text.
28 * Include necessary headers...
31 #include "textcommon.h"
32 #include <cups/language-private.h>
39 char *Glyphs
[65536]; /* PostScript glyphs for Unicode */
40 int NumFonts
; /* Number of fonts to use */
41 char *Fonts
[256][4]; /* Fonts to use */
42 unsigned short Chars
[65536]; /* 0xffcc (ff = font, cc = char) */
43 unsigned short Codes
[65536]; /* Unicode glyph mapping to fonts */
44 int Widths
[256]; /* Widths of each font */
45 int Directions
[256];/* Text directions for each font */
52 static void write_line(int row
, lchar_t
*line
);
53 static void write_string(int col
, int row
, int len
, lchar_t
*s
);
54 static void write_text(const char *s
);
58 * 'main()' - Main entry for text to PostScript filter.
61 int /* O - Exit status */
62 main(int argc
, /* I - Number of command-line arguments */
63 char *argv
[]) /* I - Command-line arguments */
65 return (TextMain("texttops", argc
, argv
));
70 * 'WriteEpilogue()' - Write the PostScript file epilogue.
77 printf("%%%%Pages: %d\n", NumPages
);
86 * 'WritePage()' - Write a page of text.
92 int line
; /* Current line */
96 printf("%%%%Page: %d %d\n", NumPages
, NumPages
);
101 printf("%d H\n", NumPages
);
103 for (line
= 0; line
< SizeLines
; line
++)
104 write_line(line
, Page
[line
]);
109 memset(Page
[0], 0, sizeof(lchar_t
) * SizeColumns
* SizeLines
);
114 * 'WriteProlog()' - Write the PostScript file prolog with options.
118 WriteProlog(const char *title
, /* I - Title of job */
119 const char *user
, /* I - Username */
120 const char *classification
, /* I - Classification */
121 const char *label
, /* I - Page label */
122 ppd_file_t
*ppd
) /* I - PPD file info */
124 int i
, j
, k
; /* Looping vars */
125 char *charset
; /* Character set string */
126 char filename
[1024]; /* Glyph filenames */
127 FILE *fp
; /* Glyph files */
128 const char *datadir
; /* CUPS_DATADIR environment variable */
129 char line
[1024], /* Line from file */
130 *lineptr
, /* Pointer into line */
131 *valptr
; /* Pointer to value in line */
132 int ch
, unicode
; /* Character values */
133 int start
, end
; /* Start and end values for range */
134 char glyph
[64]; /* Glyph name */
135 time_t curtime
; /* Current time */
136 struct tm
*curtm
; /* Current date */
137 char curdate
[255]; /* Current date (text format) */
138 int num_fonts
; /* Number of unique fonts */
139 char *fonts
[1024]; /* Unique fonts */
140 static char *names
[] = /* Font names */
149 * Get the data directory...
152 if ((datadir
= getenv("CUPS_DATADIR")) == NULL
)
153 datadir
= CUPS_DATADIR
;
156 * Adjust margins as necessary...
159 if (classification
|| label
)
162 * Leave room for labels...
170 * Allocate memory for the page...
173 SizeColumns
= (PageRight
- PageLeft
) / 72.0 * CharsPerInch
;
174 SizeLines
= (PageTop
- PageBottom
) / 72.0 * LinesPerInch
;
176 if (SizeColumns
<= 0 || SizeColumns
> 32767 ||
177 SizeLines
<= 0 || SizeLines
> 32767)
179 _cupsLangPrintFilter(stderr
, "ERROR",
180 _("Unable to print %dx%d text page."),
181 SizeColumns
, SizeLines
);
185 if ((Page
= calloc(sizeof(lchar_t
*), SizeLines
)) == NULL
)
187 _cupsLangPrintFilter(stderr
, "ERROR",
188 _("Unable to print %dx%d text page."),
189 SizeColumns
, SizeLines
);
193 if ((Page
[0] = calloc(sizeof(lchar_t
), SizeColumns
* SizeLines
)) == NULL
)
195 _cupsLangPrintFilter(stderr
, "ERROR",
196 _("Unable to print %dx%d text page."),
197 SizeColumns
, SizeLines
);
201 for (i
= 1; i
< SizeLines
; i
++)
202 Page
[i
] = Page
[0] + i
* SizeColumns
;
206 ColumnGutter
= CharsPerInch
/ 2;
207 ColumnWidth
= (SizeColumns
- ColumnGutter
* (PageColumns
- 1)) /
211 ColumnWidth
= SizeColumns
;
213 if (ColumnWidth
<= 0)
215 _cupsLangPrintFilter(stderr
, "ERROR",
216 _("Unable to print %d text columns."), PageColumns
);
221 * Output the DSC header...
224 curtime
= time(NULL
);
225 curtm
= localtime(&curtime
);
226 strftime(curdate
, sizeof(curdate
), "%c", curtm
);
228 puts("%!PS-Adobe-3.0");
229 printf("%%%%BoundingBox: 0 0 %.0f %.0f\n", PageWidth
, PageLength
);
230 printf("%%cupsRotation: %d\n", (Orientation
& 3) * 90);
231 puts("%%Creator: texttops/" CUPS_SVERSION
);
232 printf("%%%%CreationDate: %s\n", curdate
);
233 WriteTextComment("Title", title
);
234 WriteTextComment("For", user
);
235 puts("%%Pages: (atend)");
238 * Initialize globals...
242 memset(Fonts
, 0, sizeof(Fonts
));
243 memset(Glyphs
, 0, sizeof(Glyphs
));
244 memset(Chars
, 0, sizeof(Chars
));
245 memset(Codes
, 0, sizeof(Codes
));
248 * Load the PostScript glyph names and the corresponding character
252 snprintf(filename
, sizeof(filename
), "%s/data/psglyphs", datadir
);
254 if ((fp
= fopen(filename
, "r")) != NULL
)
256 while (fscanf(fp
, "%x%63s", &unicode
, glyph
) == 2)
257 Glyphs
[unicode
] = strdup(glyph
);
263 _cupsLangPrintError("ERROR", _("Unable to open psglyphs"));
268 * Get the output character set...
271 charset
= getenv("CHARSET");
272 if (charset
!= NULL
&& strcmp(charset
, "us-ascii") != 0)
274 snprintf(filename
, sizeof(filename
), "%s/charsets/%s", datadir
, charset
);
276 if ((fp
= fopen(filename
, "r")) == NULL
)
279 * Can't open charset file!
282 _cupsLangPrintError("ERROR", _("Unable to open charset file"));
287 * Opened charset file; now see if this is really a charset file...
290 if (fgets(line
, sizeof(line
), fp
) == NULL
)
293 * Bad/empty charset file!
297 _cupsLangPrintFilter(stderr
, "ERROR", _("Bad charset file \"%s\"."),
302 if (strncmp(line
, "charset", 7) != 0)
305 * Bad format/not a charset file!
309 _cupsLangPrintFilter(stderr
, "ERROR", _("Bad charset file \"%s\"."),
315 * See if this is an 8-bit or UTF-8 character set file...
318 line
[strlen(line
) - 1] = '\0'; /* Drop \n */
319 for (lineptr
= line
+ 7; isspace(*lineptr
& 255); lineptr
++); /* Skip whitespace */
321 if (strcmp(lineptr
, "utf8") == 0)
324 * UTF-8 (Unicode) text...
329 while (fgets(line
, sizeof(line
), fp
) != NULL
)
332 * Skip comment and blank lines...
335 if (line
[0] == '#' || line
[0] == '\n')
339 * Read the font descriptions that should look like:
341 * start end direction width normal [bold italic bold-italic]
346 start
= strtol(lineptr
, &lineptr
, 16);
347 end
= strtol(lineptr
, &lineptr
, 16);
349 while (isspace(*lineptr
& 255))
354 while (!isspace(*lineptr
& 255) && *lineptr
)
360 * Can't have a font without all required values...
363 _cupsLangPrintFilter(stderr
, "ERROR",
364 _("Bad font description line: %s"), valptr
);
371 if (strcmp(valptr
, "ltor") == 0)
372 Directions
[NumFonts
] = 1;
373 else if (strcmp(valptr
, "rtol") == 0)
374 Directions
[NumFonts
] = -1;
377 _cupsLangPrintFilter(stderr
, "ERROR", _("Bad text direction: %s"),
384 * Got the direction, now get the width...
387 while (isspace(*lineptr
& 255))
392 while (!isspace(*lineptr
& 255) && *lineptr
)
398 * Can't have a font without all required values...
401 _cupsLangPrintFilter(stderr
, "ERROR",
402 _("Bad font description line: %s"), valptr
);
409 if (strcmp(valptr
, "single") == 0)
410 Widths
[NumFonts
] = 1;
411 else if (strcmp(valptr
, "double") == 0)
412 Widths
[NumFonts
] = 2;
415 _cupsLangPrintFilter(stderr
, "ERROR",
416 _("Bad text width: %s"), valptr
);
425 for (i
= 0; *lineptr
&& i
< 4; i
++)
427 while (isspace(*lineptr
& 255))
432 while (!isspace(*lineptr
& 255) && *lineptr
)
438 if (lineptr
> valptr
)
439 Fonts
[NumFonts
][i
] = strdup(valptr
);
443 * Fill in remaining fonts as needed...
446 for (j
= i
; j
< 4; j
++)
447 Fonts
[NumFonts
][j
] = strdup(Fonts
[NumFonts
][0]);
450 * Define the character mappings...
453 for (i
= start
, j
= NumFonts
* 256; i
<= end
; i
++, j
++)
460 * Move to the next font, stopping if needed...
472 _cupsLangPrintFilter(stderr
, "ERROR", _("Bad charset type: %s"), lineptr
);
480 * Standard ASCII output just uses Courier, Courier-Bold, and
481 * possibly Courier-Oblique.
486 Fonts
[0][ATTR_NORMAL
] = strdup("Courier");
487 Fonts
[0][ATTR_BOLD
] = strdup("Courier-Bold");
488 Fonts
[0][ATTR_ITALIC
] = strdup("Courier-Oblique");
489 Fonts
[0][ATTR_BOLDITALIC
] = strdup("Courier-BoldOblique");
495 * Define US-ASCII characters...
498 for (i
= 32; i
< 127; i
++)
506 * Generate a list of unique fonts to use...
509 for (i
= 0, num_fonts
= 0; i
< NumFonts
; i
++)
510 for (j
= PrettyPrint
? 2 : 1; j
>= 0; j
--)
512 for (k
= 0; k
< num_fonts
; k
++)
513 if (strcmp(Fonts
[i
][j
], fonts
[k
]) == 0)
522 fonts
[num_fonts
] = Fonts
[i
][j
];
528 * List the fonts that will be used...
531 for (i
= 0; i
< num_fonts
; i
++)
533 printf("%%%%DocumentNeededResources: font %s\n", fonts
[i
]);
535 printf("%%%%+ font %s\n", fonts
[i
]);
537 puts("%%DocumentSuppliedResources: procset texttops 1.1 0");
539 for (i
= 0; i
< num_fonts
; i
++)
543 fprintf(stderr
, "DEBUG: ppd->num_fonts = %d\n", ppd
->num_fonts
);
545 for (j
= 0; j
< ppd
->num_fonts
; j
++)
547 fprintf(stderr
, "DEBUG: ppd->fonts[%d] = %s\n", j
, ppd
->fonts
[j
]);
549 if (strcmp(fonts
[i
], ppd
->fonts
[j
]) == 0)
556 if ((ppd
!= NULL
&& j
>= ppd
->num_fonts
) ||
557 strncmp(fonts
[i
], "Courier", 7) == 0 ||
558 strcmp(fonts
[i
], "Symbol") == 0)
561 * Need to embed this font...
564 printf("%%%%+ font %s\n", fonts
[i
]);
568 puts("%%EndComments");
570 puts("%%BeginProlog");
573 * Download any missing fonts...
576 for (i
= 0; i
< num_fonts
; i
++)
580 for (j
= 0; j
< ppd
->num_fonts
; j
++)
581 if (strcmp(fonts
[i
], ppd
->fonts
[j
]) == 0)
587 if ((ppd
!= NULL
&& j
>= ppd
->num_fonts
) ||
588 strncmp(fonts
[i
], "Courier", 7) == 0 ||
589 strcmp(fonts
[i
], "Symbol") == 0)
592 * Need to embed this font...
595 printf("%%%%BeginResource: font %s\n", fonts
[i
]);
597 /**** MRS: Need to use CUPS_FONTPATH env var! ****/
598 /**** Also look for Fontmap file or name.pfa, name.pfb... ****/
599 snprintf(filename
, sizeof(filename
), "%s/fonts/%s", datadir
, fonts
[i
]);
600 if ((fp
= fopen(filename
, "rb")) != NULL
)
602 while ((j
= fread(line
, 1, sizeof(line
), fp
)) > 0)
603 fwrite(line
, 1, j
, stdout
);
608 puts("\n%%EndResource");
613 * Write the encoding array(s)...
616 puts("% character encoding(s)");
618 for (i
= 0; i
< NumFonts
; i
++)
620 printf("/cupsEncoding%02x [\n", i
);
622 for (ch
= 0; ch
< 256; ch
++)
624 if (Glyphs
[Codes
[i
* 256 + ch
]])
625 printf("/%s", Glyphs
[Codes
[i
* 256 + ch
]]);
626 else if (Codes
[i
* 256 + ch
] > 255)
627 printf("/uni%04X", Codes
[i
* 256 + ch
]);
639 * Create the fonts...
645 * Just reencode the named fonts...
648 puts("% Reencode fonts");
650 for (i
= PrettyPrint
? 2 : 1; i
>= 0; i
--)
652 printf("/%s findfont\n", Fonts
[0][i
]);
653 puts("dup length 1 add dict begin\n"
654 " { 1 index /FID ne { def } { pop pop } ifelse } forall\n"
655 " /Encoding cupsEncoding00 def\n"
658 printf("/%s exch definefont pop\n", names
[i
]);
664 * Construct composite fonts... Start by reencoding the base fonts...
667 puts("% Reencode base fonts");
669 for (i
= PrettyPrint
? 2 : 1; i
>= 0; i
--)
670 for (j
= 0; j
< NumFonts
; j
++)
672 printf("/%s findfont\n", Fonts
[j
][i
]);
673 printf("dup length 1 add dict begin\n"
674 " { 1 index /FID ne { def } { pop pop } ifelse } forall\n"
675 " /Encoding cupsEncoding%02x def\n"
678 printf("/%s%02x exch definefont /%s%02x exch def\n", names
[i
], j
,
683 * Then merge them into composite fonts...
686 puts("% Create composite fonts...");
688 for (i
= PrettyPrint
? 2 : 1; i
>= 0; i
--)
690 puts("8 dict begin");
691 puts("/FontType 0 def/FontMatrix[1.0 0 0 1.0 0 0]def/FMapType 2 def/Encoding[");
692 for (j
= 0; j
< NumFonts
; j
++)
693 if (j
== (NumFonts
- 1))
695 else if ((j
& 15) == 15)
699 puts("]def/FDepVector[");
700 for (j
= 0; j
< NumFonts
; j
++)
701 if (j
== (NumFonts
- 1))
702 printf("%s%02x", names
[i
], j
);
703 else if ((j
& 3) == 3)
704 printf("%s%02x\n", names
[i
], j
);
706 printf("%s%02x ", names
[i
], j
);
707 puts("]def currentdict end");
708 printf("/%s exch definefont pop\n", names
[i
]);
713 * Output the texttops procset...
716 puts("%%BeginResource: procset texttops 1.1 0");
718 puts("% Define fonts");
720 printf("/FN /cupsNormal findfont [%.3f 0 0 %.3f 0 0] makefont def\n",
721 120.0 / CharsPerInch
, 68.0 / LinesPerInch
);
722 printf("/FB /cupsBold findfont [%.3f 0 0 %.3f 0 0] makefont def\n",
723 120.0 / CharsPerInch
, 68.0 / LinesPerInch
);
725 printf("/FI /cupsItalic findfont [%.3f 0 0 %.3f 0 0] makefont def\n",
726 120.0 / CharsPerInch
, 68.0 / LinesPerInch
);
728 puts("% Common procedures");
730 puts("/N { FN setfont moveto } bind def");
731 puts("/B { FB setfont moveto } bind def");
732 printf("/U { gsave 0.5 setlinewidth 0 %.3f rmoveto "
733 "0 rlineto stroke grestore } bind def\n", -6.8 / LinesPerInch
);
739 puts("/S { 0.0 setgray show } bind def");
740 puts("/r { 0.5 0.0 0.0 setrgbcolor show } bind def");
741 puts("/g { 0.0 0.5 0.0 setrgbcolor show } bind def");
742 puts("/b { 0.0 0.0 0.5 setrgbcolor show } bind def");
746 puts("/S { 0.0 setgray show } bind def");
747 puts("/r { 0.2 setgray show } bind def");
748 puts("/g { 0.2 setgray show } bind def");
749 puts("/b { 0.2 setgray show } bind def");
752 puts("/I { FI setfont moveto } bind def");
755 puts("\t20 string cvs % convert page number to string");
759 * Convert a number to double-byte chars...
762 puts("\tdup length % get length");
763 puts("\tdup 2 mul string /P exch def % P = string twice as long");
764 puts("\t0 1 2 index 1 sub { % loop through each character in the page number");
765 puts("\t\tdup 3 index exch get % get character N from the page number");
766 puts("\t\texch 2 mul dup % compute offset in P");
767 puts("\t\tP exch 0 put % font 0");
768 puts("\t\t1 add P exch 2 index put % character");
769 puts("\t\tpop % discard character");
770 puts("\t} for % do for loop");
771 puts("\tpop pop % discard string and length");
772 puts("\tP % put string on stack");
786 puts("\t0.9 setgray");
790 puts("\tdup 2 mod 0 eq {");
791 printf("\t\t%.3f %.3f translate } {\n",
792 PageWidth
- PageRight
, PageTop
+ 72.0f
/ LinesPerInch
);
793 printf("\t\t%.3f %.3f translate } ifelse\n",
794 PageLeft
, PageTop
+ 72.0f
/ LinesPerInch
);
797 printf("\t%.3f %.3f translate\n",
798 PageLeft
, PageTop
+ 72.0f
/ LinesPerInch
);
800 printf("\t0 0 %.3f %.3f rectfill\n", PageRight
- PageLeft
,
801 144.0f
/ LinesPerInch
);
803 puts("\tFB setfont");
808 puts("\tdup 2 mod 0 eq {");
809 printf("\t\tT stringwidth pop neg %.3f add %.3f } {\n",
810 PageRight
- PageLeft
- 36.0f
/ LinesPerInch
,
811 (0.5f
+ 0.157f
) * 72.0f
/ LinesPerInch
);
812 printf("\t\t%.3f %.3f } ifelse\n", 36.0f
/ LinesPerInch
,
813 (0.5f
+ 0.157f
) * 72.0f
/ LinesPerInch
);
816 printf("\t%.3f %.3f\n", 36.0f
/ LinesPerInch
,
817 (0.5f
+ 0.157f
) * 72.0f
/ LinesPerInch
);
819 puts("\tmoveto T show");
821 printf("\tD dup stringwidth pop neg 2 div %.3f add %.3f\n",
822 (PageRight
- PageLeft
) * 0.5,
823 (0.5f
+ 0.157f
) * 72.0f
/ LinesPerInch
);
824 puts("\tmoveto show");
828 puts("\tdup n exch 2 mod 0 eq {");
829 printf("\t\t%.3f %.3f } {\n", 36.0f
/ LinesPerInch
,
830 (0.5f
+ 0.157f
) * 72.0f
/ LinesPerInch
);
831 printf("\t\tdup stringwidth pop neg %.3f add %.3f } ifelse\n",
832 PageRight
- PageLeft
- 36.0f
/ LinesPerInch
,
833 (0.5f
+ 0.157f
) * 72.0f
/ LinesPerInch
);
836 printf("\tn dup stringwidth pop neg %.3f add %.3f\n",
837 PageRight
- PageLeft
- 36.0f
/ LinesPerInch
,
838 (0.5f
+ 0.157f
) * 72.0f
/ LinesPerInch
);
840 puts("\tmoveto show");
845 puts("/S { show } bind def");
847 puts("%%EndResource");
854 * 'write_line()' - Write a row of text.
858 write_line(int row
, /* I - Row number (0 to N) */
859 lchar_t
*line
) /* I - Line to print */
861 int i
; /* Looping var */
862 int col
; /* Current column */
863 int attr
; /* Current attribute */
864 int font
, /* Font to use */
865 lastfont
, /* Last font */
866 mono
; /* Monospaced? */
867 lchar_t
*start
; /* First character in sequence */
870 for (col
= 0; col
< SizeColumns
;)
872 while (col
< SizeColumns
&& (line
->ch
== ' ' || line
->ch
== 0))
878 if (col
>= SizeColumns
)
884 * All characters in a single font - assume monospaced...
890 while (col
< SizeColumns
&& line
->ch
!= 0 && attr
== line
->attr
)
896 write_string(col
- (line
- start
), row
, line
- start
, start
);
901 * Multiple fonts; break up based on the font...
906 lastfont
= Chars
[line
->ch
] / 256;
907 mono
= strncmp(Fonts
[lastfont
][0], "Courier", 7) == 0;
913 while (col
< SizeColumns
&& line
->ch
!= 0 && attr
== line
->attr
)
915 font
= Chars
[line
->ch
] / 256;
916 if (strncmp(Fonts
[font
][0], "Courier", 7) != 0 ||
925 if (Directions
[lastfont
] > 0)
926 write_string(col
- (line
- start
), row
, line
- start
, start
);
930 * Do right-to-left text...
933 while (col
< SizeColumns
&& line
->ch
!= 0 && attr
== line
->attr
)
935 if (Directions
[Chars
[line
->ch
] / 256] > 0 &&
936 !ispunct(line
->ch
& 255) && !isspace(line
->ch
& 255))
943 for (i
= 1; start
< line
; i
++, start
++)
944 if (!isspace(start
->ch
& 255))
945 write_string(col
- i
, row
, 1, start
);
953 * 'write_string()' - Write a string of text.
957 write_string(int col
, /* I - Start column */
958 int row
, /* I - Row */
959 int len
, /* I - Number of characters */
960 lchar_t
*s
) /* I - String to print */
962 int ch
; /* Current character */
963 float x
, y
; /* Position of text */
964 unsigned attr
; /* Character attributes */
968 * Position the text and set the font...
971 if (Duplex
&& (NumPages
& 1) == 0)
973 x
= PageWidth
- PageRight
;
982 x
+= (float)col
* 72.0f
/ (float)CharsPerInch
;
983 y
-= (float)(row
+ 0.843) * 72.0f
/ (float)LinesPerInch
;
987 if (attr
& ATTR_RAISED
)
988 y
+= 36.0 / (float)LinesPerInch
;
989 else if (attr
& ATTR_LOWERED
)
990 y
-= 36.0 / (float)LinesPerInch
;
1002 if (attr
& ATTR_BOLD
)
1004 else if (attr
& ATTR_ITALIC
)
1009 if (attr
& ATTR_UNDERLINE
)
1010 printf(" %.3f U", (float)len
* 72.0 / (float)CharsPerInch
);
1015 * Write a hex string...
1022 printf("%04x", Chars
[s
->ch
]);
1033 * Write a quoted string...
1042 if (ch
< 32 || ch
> 126)
1045 * Quote 8-bit and control characters...
1048 printf("\\%03o", ch
);
1053 * Quote the parenthesis and backslash as needed...
1056 if (ch
== '(' || ch
== ')' || ch
== '\\')
1071 if (attr
& ATTR_RED
)
1073 else if (attr
& ATTR_GREEN
)
1075 else if (attr
& ATTR_BLUE
)
1086 * 'write_text()' - Write a text string, quoting/encoding as needed.
1090 write_text(const char *s
) /* I - String to write */
1092 int ch
; /* Actual character value (UTF8) */
1093 const unsigned char *utf8
; /* UTF8 text */
1104 utf8
= (const unsigned char *)s
;
1110 else if ((*utf8
& 0xe0) == 0xc0)
1113 * Two byte character...
1116 ch
= ((utf8
[0] & 0x1f) << 6) | (utf8
[1] & 0x3f);
1122 * Three byte character...
1125 ch
= ((((utf8
[0] & 0x1f) << 6) | (utf8
[1] & 0x3f)) << 6) |
1130 printf("%04x", Chars
[ch
]);
1138 * Standard 8-bit encoding...
1145 if (*s
< 32 || *s
> 126)
1146 printf("\\%03o", *s
);
1149 if (*s
== '(' || *s
== ')' || *s
== '\\')
1164 * End of "$Id: texttops.c 7720 2008-07-11 22:46:21Z mike $".