2. Leak fix in parseFile.
Morten Welinder <terra@diku.dk> September 1999.
-
*/
/*
* (C) 1988, 1989, 1990 by Adobe Systems Incorporated. All rights reserved.
*
* This file may be freely copied and redistributed as long as:
- * 1) This entire notice continues to be included in the file,
+ * 1) This entire notice continues to be included in the file,
* 2) If the file has been modified in any way, a notice of such
* modification is conspicuously indicated.
*
* PostScript, Display PostScript, and Adobe are registered trademarks of
* Adobe Systems Incorporated.
- *
+ *
* ************************************************************************
* THE INFORMATION BELOW IS FURNISHED AS IS, IS SUBJECT TO CHANGE WITHOUT
* NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ADOBE SYSTEMS
- * INCORPORATED. ADOBE SYSTEMS INCORPORATED ASSUMES NO RESPONSIBILITY OR
- * LIABILITY FOR ANY ERRORS OR INACCURACIES, MAKES NO WARRANTY OF ANY
- * KIND (EXPRESS, IMPLIED OR STATUTORY) WITH RESPECT TO THIS INFORMATION,
- * AND EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES OF MERCHANTABILITY,
+ * INCORPORATED. ADOBE SYSTEMS INCORPORATED ASSUMES NO RESPONSIBILITY OR
+ * LIABILITY FOR ANY ERRORS OR INACCURACIES, MAKES NO WARRANTY OF ANY
+ * KIND (EXPRESS, IMPLIED OR STATUTORY) WITH RESPECT TO THIS INFORMATION,
+ * AND EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR PARTICULAR PURPOSES AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
* ************************************************************************
*/
/* parseAFM.c
- *
+ *
* This file is used in conjuction with the parseAFM.h header file.
* This file contains several procedures that are used to parse AFM
* files. It is intended to work with an application program that needs
* font metric information. The program can be used as is by making a
* procedure call to "parseFile" (passing in the expected parameters)
- * and having it fill in a data structure with the data from the
+ * and having it fill in a data structure with the data from the
* AFM file, or an application developer may wish to customize this
* code.
*
* - changed (width == 250) to (width = 250) in initializeArray
*/
-#include <stdio.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <sys/file.h>
-#include <math.h>
-#include <string.h>
#include "parse-afm.hh"
-
+
+#include <cstdlib>
+#include <cerrno>
+#include <cmath>
+#include <cstring>
+
+#include <sys/file.h>
+
+#include "warn.hh"
+
+/* your basic constants */
+#define TRUE 1
+#define FALSE 0
+#define EOL '\n' /* end-of-line indicator */
+#define MAX_NAME 4096 /* max length for identifiers */
+
+/* Flags that can be AND'ed together to specify exactly what
+ * information from the AFM file should be saved.
+ */
+#define P_G 0x01 /* 0000 0001 */ /* Global Font Info */
+#define P_W 0x02 /* 0000 0010 */ /* Character Widths ONLY */
+#define P_M 0x06 /* 0000 0110 */ /* All Char Metric Info */
+#define P_P 0x08 /* 0000 1000 */ /* Pair Kerning Info */
+#define P_T 0x10 /* 0001 0000 */ /* Track Kerning Info */
+#define P_C 0x20 /* 0010 0000 */ /* Composite Char Info */
+
+/* Commonly used flags
+ */
+#define P_GW \
+ (P_G | P_W)
+#define P_GM \
+ (P_G | P_M)
+#define P_GMP \
+ (P_G | P_M | P_P)
+#define P_GMK \
+ (P_G | P_M | P_P | P_T)
+#define P_GALL \
+ (P_G | P_M | P_P | P_T | P_C)
+
+#define METATYPE1_BUG /* Parse Metatype1's (version unknown)
+ 'Generated' global tag as comment. */
+
#define lineterm EOL /* line terminating character */
#define lineterm_alt '\r' /* alternative line terminating character */
#define normalEOF 1 /* return code from parsing routines used only */
#define False "false" /* used in string comparison to check the value of */
/* boolean keys (e.g. IsFixedPitch) */
-#define MATCH(A,B) (strncmp ((A), (B), MAX_NAME) == 0)
-
-
+#define MATCH(A, B) (strncmp ((A), (B), MAX_NAME) == 0)
/*************************** GLOBALS ***********************/
static char *ident = NULL; /* storage buffer for keywords */
-
-/* "shorts" for fast case statement
+/* "shorts" for fast case statement
* The values of each of these enumerated items correspond to an entry in the
- * table of strings defined below. Therefore, if you add a new string as
+ * table of strings defined below. Therefore, if you add a new string as
* new keyword into the keyStrings table, you must also add a corresponding
* parseKey AND it MUST be in the same position!
*
* IMPORTANT: since the sorting algorithm is a binary search, the strings of
- * keywords must be placed in lexicographical order, below. [Therefore, the
- * enumerated items are not necessarily in lexicographical order, depending
- * on the name chosen. BUT, they must be placed in the same position as the
- * corresponding key string.] The NOPE shall remain in the last position,
- * since it does not correspond to any key string, and it is used in the
+ * keywords must be placed in lexicographical order, below. [Therefore, the
+ * enumerated items are not necessarily in lexicographical order, depending
+ * on the name chosen. BUT, they must be placed in the same position as the
+ * corresponding key string.] The NOPE shall remain in the last position,
+ * since it does not correspond to any key string, and it is used in the
* "recognize" procedure to calculate how many possible keys there are.
*/
-enum parseKey {
- ASCENDER, CHARBBOX, CODE, COMPCHAR, CAPHEIGHT, COMMENT,
- DESCENDER, ENCODINGSCHEME, ENDCHARMETRICS, ENDCOMPOSITES,
- ENDFONTMETRICS, ENDKERNDATA, ENDKERNPAIRS, ENDTRACKKERN,
- FAMILYNAME, FONTBBOX, FONTNAME, FULLNAME, ISFIXEDPITCH,
- ITALICANGLE, KERNPAIR, KERNPAIRXAMT, LIGATURE, CHARNAME,
- NOTICE, COMPCHARPIECE, STARTCHARMETRICS, STARTCOMPOSITES,
- STARTFONTMETRICS, STARTKERNDATA, STARTKERNPAIRS,
- STARTTRACKKERN, TRACKKERN, UNDERLINEPOSITION,
- UNDERLINETHICKNESS, VERSION, XYWIDTH, XWIDTH, WEIGHT, XHEIGHT,
- NOPE };
-
-/* keywords for the system:
+enum parseKey
+ {
+ ASCENDER, CHARBBOX, CODE, COMPCHAR, CAPHEIGHT, COMMENT,
+ DESCENDER, ENCODINGSCHEME, ENDCHARMETRICS, ENDCOMPOSITES,
+ ENDFONTMETRICS, ENDKERNDATA, ENDKERNPAIRS, ENDTRACKKERN,
+ FAMILYNAME, FONTBBOX, FONTNAME, FULLNAME,
+#ifdef METATYPE1_BUG
+ GENERATED,
+#endif
+ ISFIXEDPITCH,
+ ITALICANGLE, KERNPAIR, KERNPAIRXAMT, LIGATURE, CHARNAME,
+ NOTICE, COMPCHARPIECE, STARTCHARMETRICS, STARTCOMPOSITES,
+ STARTFONTMETRICS, STARTKERNDATA, STARTKERNPAIRS,
+ STARTTRACKKERN, TRACKKERN, UNDERLINEPOSITION,
+ UNDERLINETHICKNESS, VERSION, XYWIDTH, XWIDTH, WEIGHT, XHEIGHT,
+ NOPE };
+
+/* keywords for the system:
* This a table of all of the current strings that are vaild AFM keys.
* Each entry can be referenced by the appropriate parseKey value (an
- * enumerated data type defined above). If you add a new keyword here,
+ * enumerated data type defined above). If you add a new keyword here,
* a corresponding parseKey MUST be added to the enumerated data type
- * defined above, AND it MUST be added in the same position as the
+ * defined above, AND it MUST be added in the same position as the
* string is in this table.
*
* IMPORTANT: since the sorting algorithm is a binary search, the keywords
* end.
*/
-static char *keyStrings[] = {
+static char *keyStrings[]
+= {
"Ascender", "B", "C", "CC", "CapHeight", "Comment",
- "Descender", "EncodingScheme", "EndCharMetrics", "EndComposites",
- "EndFontMetrics", "EndKernData", "EndKernPairs", "EndTrackKern",
- "FamilyName", "FontBBox", "FontName", "FullName", "IsFixedPitch",
- "ItalicAngle", "KP", "KPX", "L", "N",
- "Notice", "PCC", "StartCharMetrics", "StartComposites",
- "StartFontMetrics", "StartKernData", "StartKernPairs",
- "StartTrackKern", "TrackKern", "UnderlinePosition",
+ "Descender", "EncodingScheme", "EndCharMetrics", "EndComposites",
+ "EndFontMetrics", "EndKernData", "EndKernPairs", "EndTrackKern",
+ "FamilyName", "FontBBox", "FontName", "FullName",
+#ifdef METATYPE1_BUG
+ "Generated",
+#endif
+ "IsFixedPitch",
+ "ItalicAngle", "KP", "KPX", "L", "N",
+ "Notice", "PCC", "StartCharMetrics", "StartComposites",
+ "StartFontMetrics", "StartKernData", "StartKernPairs",
+ "StartTrackKern", "TrackKern", "UnderlinePosition",
"UnderlineThickness", "Version", "W", "WX", "Weight", "XHeight",
NULL };
-
-/*************************** PARSING ROUTINES **************/
-
+
+/*************************** PARSING ROUTINES **************/
+
/*************************** token *************************/
/* A "AFM File Conventions" tokenizer. That means that it will
* return the next token delimited by white space. See also
- * the `linetoken' routine, which does a similar thing but
+ * the `linetoken' routine, which does a similar thing but
* reads all tokens until the next end-of-line.
*/
-
-static char *token (FILE *stream)
+
+static char *
+token (FILE *stream)
{
- int ch, idx;
-
- /* skip over white space */
- while ((ch = fgetc (stream)) == ' ' || ch == lineterm ||
- ch == lineterm_alt ||
- ch == ',' || ch == '\t' || ch == ';');
-
- idx = 0;
- while (idx < MAX_NAME - 1 &&
- ch != EOF && ch != ' ' && ch != lineterm && ch != lineterm_alt
- && ch != '\t' && ch != ':' && ch != ';')
+ int ch, idx;
+
+ /* skip over white space */
+ while ((ch = fgetc (stream)) == ' ' || ch == lineterm ||
+ ch == lineterm_alt ||
+ ch == ',' || ch == '\t' || ch == ';');
+
+ idx = 0;
+ while (idx < MAX_NAME - 1 &&
+ ch != EOF && ch != ' ' && ch != lineterm && ch != lineterm_alt
+ && ch != '\t' && ch != ':' && ch != ';')
{
- ident[idx++] = ch;
- ch = fgetc (stream);
+ ident[idx++] = ch;
+ ch = fgetc (stream);
} /* while */
- if (ch == EOF && idx < 1) return ((char *)NULL);
- if (idx >= 1 && ch != ':' ) ungetc (ch, stream);
- if (idx < 1 ) ident[idx++] = ch; /* single-character token */
- ident[idx] = 0;
-
- return (ident); /* returns pointer to the token */
+ if (ch == EOF && idx < 1) return ((char *)NULL);
+ if (idx >= 1 && ch != ':' ) ungetc (ch, stream);
+ if (idx < 1 ) ident[idx++] = ch; /* single-character token */
+ ident[idx] = 0;
-} /* token */
+ return (ident); /* returns pointer to the token */
+} /* token */
/*************************** linetoken *************************/
* more than one word (like Comment lines and FullName).
*/
-static char *linetoken (FILE *stream)
+static char *
+linetoken (FILE *stream)
{
- int ch, idx;
+ int ch, idx;
+
+ while ((ch = fgetc (stream)) == ' ' || ch == '\t' );
- while ((ch = fgetc (stream)) == ' ' || ch == '\t' );
-
- idx = 0;
- while (idx < MAX_NAME - 1 &&
- ch != EOF && ch != lineterm && ch != lineterm_alt)
+ idx = 0;
+ while (idx < MAX_NAME - 1 &&
+ ch != EOF && ch != lineterm && ch != lineterm_alt)
{
- ident[idx++] = ch;
- ch = fgetc (stream);
+ ident[idx++] = ch;
+ ch = fgetc (stream);
} /* while */
-
- ungetc (ch, stream);
- ident[idx] = 0;
- return (ident); /* returns pointer to the token */
+ ungetc (ch, stream);
+ ident[idx] = 0;
-} /* linetoken */
+ return (ident); /* returns pointer to the token */
+} /* linetoken */
/*************************** recognize *************************/
/* This function tries to match a string to a known list of
- * valid AFM entries (check the keyStrings array above).
+ * valid AFM entries (check the keyStrings array above).
* "ident" contains everything from white space through the
* next space, tab, or ":" character.
*
* The algorithm is a standard Knuth binary search.
*/
-static enum parseKey recognize ( register char *ident)
+static enum parseKey
+recognize (register char *ident)
{
- int lower = 0,
- upper = (int) NOPE,
- midpoint = 0,
- cmpvalue = 0;
- BOOL found = FALSE;
+ int lower = 0,
+ upper = (int) NOPE,
+ midpoint = 0,
+ cmpvalue = 0;
+ BOOL found = FALSE;
- while ((upper >= lower) && !found)
+ while ((upper >= lower) && !found)
{
- midpoint = (lower + upper)/2;
- if (keyStrings[midpoint] == NULL) break;
- cmpvalue = strncmp (ident, keyStrings[midpoint], MAX_NAME);
- if (cmpvalue == 0) found = TRUE;
- else if (cmpvalue < 0) upper = midpoint - 1;
- else lower = midpoint + 1;
- } /* while */
-
- if (found) return (enum parseKey) midpoint;
- else return NOPE;
-
-} /* recognize */
+ midpoint = (lower + upper) / 2;
+ if (keyStrings[midpoint] == NULL)
+ break;
+ cmpvalue = strncmp (ident, keyStrings[midpoint], MAX_NAME);
+ if (cmpvalue == 0)
+ found = TRUE;
+ else
+ if (cmpvalue < 0)
+ upper = midpoint - 1;
+ else
+ lower = midpoint + 1;
+ }
+ if (found)
+ return (enum parseKey) midpoint;
+ else
+ return NOPE;
+}
/************************* parseGlobals *****************************/
/* This function is called by "parseFile". It will parse the AFM File
* up to the "StartCharMetrics" keyword, which essentially marks the
* end of the Global Font Information and the beginning of the character
- * metrics information.
+ * metrics information.
*
* If the caller of "parseFile" specified that it wanted the Global
* Font Information (as defined by the "AFM File Specification"
- * document), then that information will be stored in the returned
+ * document), then that information will be stored in the returned
* data structure.
*
- * Any Global Font Information entries that are not found in a
+ * Any Global Font Information entries that are not found in a
* given file, will have the usual default initialization value
* for its type (i.e. entries of type int will be 0, etc).
*
- * This function returns an error code specifying whether there was
- * a premature EOF or a parsing error. This return value is used by
+ * This function returns an error code specifying whether there was
+ * a premature EOF or a parsing error. This return value is used by
* parseFile to determine if there is more file to parse.
*/
-
-static BOOL parseGlobals (FILE *fp, register AFM_GlobalFontInfo *gfi)
-{
- BOOL cont = TRUE, save = (gfi != NULL);
- int error = AFM_ok;
- register char *keyword;
-
- while (cont)
+
+static BOOL
+parseGlobals (FILE *fp, register AFM_GlobalFontInfo *gfi)
+{
+ BOOL cont = TRUE, save = (gfi != NULL);
+ int error = AFM_ok;
+ register char *keyword;
+
+ while (cont)
{
- keyword = token (fp);
-
- if (keyword == NULL)
- /* Have reached an early and unexpected EOF. */
- /* Set flag and stop parsing */
- {
- error = AFM_earlyEOF;
- break; /* get out of loop */
- }
- if (!save)
- /* get tokens until the end of the Global Font info section */
- /* without saving any of the data */
- switch (recognize (keyword))
- {
- case STARTCHARMETRICS:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- default:
- break;
- } /* switch */
- else
- /* otherwise parse entire global font info section, */
- /* saving the data */
- switch (recognize (keyword))
- {
- case STARTFONTMETRICS:
- keyword = token (fp);
- gfi->afmVersion = (char *) malloc (strlen (keyword) + 1);
- strcpy (gfi->afmVersion, keyword);
- break;
- case COMMENT:
- keyword = linetoken (fp);
- break;
- case FONTNAME:
- keyword = token (fp);
- gfi->fontName = (char *) malloc (strlen (keyword) + 1);
- strcpy (gfi->fontName, keyword);
- break;
- case ENCODINGSCHEME:
- keyword = token (fp);
- gfi->encodingScheme = (char *)
- malloc (strlen (keyword) + 1);
- strcpy (gfi->encodingScheme, keyword);
- break;
- case FULLNAME:
- keyword = linetoken (fp);
- gfi->fullName = (char *) malloc (strlen (keyword) + 1);
- strcpy (gfi->fullName, keyword);
- break;
- case FAMILYNAME:
- keyword = linetoken (fp);
- gfi->familyName = (char *) malloc (strlen (keyword) + 1);
- strcpy (gfi->familyName, keyword);
- break;
- case WEIGHT:
- keyword = token (fp);
- gfi->weight = (char *) malloc (strlen (keyword) + 1);
- strcpy (gfi->weight, keyword);
- break;
- case ITALICANGLE:
- keyword = token (fp);
- gfi->italicAngle = atof (keyword);
- if (errno == ERANGE) error = AFM_parseError;
- break;
- case ISFIXEDPITCH:
- keyword = token (fp);
- if (MATCH (keyword, False))
- gfi->isFixedPitch = 0;
- else
- gfi->isFixedPitch = 1;
- break;
- case UNDERLINEPOSITION:
- keyword = token (fp);
- gfi->underlinePosition = atoi (keyword);
- break;
- case UNDERLINETHICKNESS:
- keyword = token (fp);
- gfi->underlineThickness = atoi (keyword);
- break;
- case VERSION:
- keyword = linetoken (fp);
- gfi->version = (char *) malloc (strlen (keyword) + 1);
- strcpy (gfi->version, keyword);
- break;
- case NOTICE:
- keyword = linetoken (fp);
- gfi->notice = (char *) malloc (strlen (keyword) + 1);
- strcpy (gfi->notice, keyword);
- break;
- case FONTBBOX:
- keyword = token (fp);
- gfi->fontBBox.llx = atoi (keyword);
- keyword = token (fp);
- gfi->fontBBox.lly = atoi (keyword);
- keyword = token (fp);
- gfi->fontBBox.urx = atoi (keyword);
- keyword = token (fp);
- gfi->fontBBox.ury = atoi (keyword);
- break;
- case CAPHEIGHT:
- keyword = token (fp);
- gfi->capHeight = atoi (keyword);
- break;
- case XHEIGHT:
- keyword = token (fp);
- gfi->xHeight = atoi (keyword);
- break;
- case DESCENDER:
- keyword = token (fp);
- gfi->descender = atoi (keyword);
- break;
- case ASCENDER:
- keyword = token (fp);
- gfi->ascender = atoi (keyword);
- break;
- case STARTCHARMETRICS:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- case NOPE:
- default:
- error = AFM_parseError;
- break;
- } /* switch */
+ keyword = token (fp);
+
+ if (keyword == NULL)
+ /* Have reached an early and unexpected EOF. */
+ /* Set flag and stop parsing */
+ {
+ error = AFM_earlyEOF;
+ break; /* get out of loop */
+ }
+ if (!save)
+ /* get tokens until the end of the Global Font info section */
+ /* without saving any of the data */
+ switch (recognize (keyword))
+ {
+ case STARTCHARMETRICS:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ default:
+ break;
+ } /* switch */
+ else
+ /* otherwise parse entire global font info section, */
+ /* saving the data */
+ switch (recognize (keyword))
+ {
+ case STARTFONTMETRICS:
+ keyword = token (fp);
+ gfi->afmVersion = (char *) malloc (strlen (keyword) + 1);
+ strcpy (gfi->afmVersion, keyword);
+ break;
+ case COMMENT:
+#ifdef METATYPE1_BUG
+ case GENERATED:
+#endif
+ keyword = linetoken (fp);
+ break;
+ case FONTNAME:
+ keyword = token (fp);
+ gfi->fontName = (char *) malloc (strlen (keyword) + 1);
+ strcpy (gfi->fontName, keyword);
+ break;
+ case ENCODINGSCHEME:
+ keyword = token (fp);
+ gfi->encodingScheme = (char *)
+ malloc (strlen (keyword) + 1);
+ strcpy (gfi->encodingScheme, keyword);
+ break;
+ case FULLNAME:
+ keyword = linetoken (fp);
+ gfi->fullName = (char *) malloc (strlen (keyword) + 1);
+ strcpy (gfi->fullName, keyword);
+ break;
+ case FAMILYNAME:
+ keyword = linetoken (fp);
+ gfi->familyName = (char *) malloc (strlen (keyword) + 1);
+ strcpy (gfi->familyName, keyword);
+ break;
+ case WEIGHT:
+ keyword = token (fp);
+ gfi->weight = (char *) malloc (strlen (keyword) + 1);
+ strcpy (gfi->weight, keyword);
+ break;
+ case ITALICANGLE:
+ keyword = token (fp);
+ gfi->italicAngle = atof (keyword);
+ if (errno == ERANGE) error = AFM_parseError;
+ break;
+ case ISFIXEDPITCH:
+ keyword = token (fp);
+ if (MATCH (keyword, False))
+ gfi->isFixedPitch = 0;
+ else
+ gfi->isFixedPitch = 1;
+ break;
+ case UNDERLINEPOSITION:
+ keyword = token (fp);
+ gfi->underlinePosition = atoi (keyword);
+ break;
+ case UNDERLINETHICKNESS:
+ keyword = token (fp);
+ gfi->underlineThickness = atoi (keyword);
+ break;
+ case VERSION:
+ keyword = linetoken (fp);
+ gfi->version = (char *) malloc (strlen (keyword) + 1);
+ strcpy (gfi->version, keyword);
+ break;
+ case NOTICE:
+ keyword = linetoken (fp);
+ gfi->notice = (char *) malloc (strlen (keyword) + 1);
+ strcpy (gfi->notice, keyword);
+ break;
+ case FONTBBOX:
+ keyword = token (fp);
+ gfi->fontBBox.llx = atoi (keyword);
+ keyword = token (fp);
+ gfi->fontBBox.lly = atoi (keyword);
+ keyword = token (fp);
+ gfi->fontBBox.urx = atoi (keyword);
+ keyword = token (fp);
+ gfi->fontBBox.ury = atoi (keyword);
+ break;
+ case CAPHEIGHT:
+ keyword = token (fp);
+ gfi->capHeight = atoi (keyword);
+ break;
+ case XHEIGHT:
+ keyword = token (fp);
+ gfi->xHeight = atoi (keyword);
+ break;
+ case DESCENDER:
+ keyword = token (fp);
+ gfi->descender = atoi (keyword);
+ break;
+ case ASCENDER:
+ keyword = token (fp);
+ gfi->ascender = atoi (keyword);
+ break;
+ case STARTCHARMETRICS:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ case NOPE:
+ default:
+ error = AFM_parseError;
+ break;
+ } /* switch */
} /* while */
-
- return (error);
-
-} /* parseGlobals */
+ return (error);
+} /* parseGlobals */
+#if 0
/************************* initializeArray ************************/
/* Unmapped character codes are (at Adobe Systems) assigned the
* width of the space character (if one exists) else they get the
* value of 250 ems. This function initializes all entries in the
- * char widths array to have this value. Then any mapped character
- * codes will be replaced with the width of the appropriate character
+ * char widths array to have this value. Then any mapped character
+ * codes will be replaced with the width of the appropriate character
* when parsing the character metric section.
-
+
* This function parses the Character Metrics Section looking
* for a space character (by comparing character names). If found,
* the width of the space character will be used to initialize the
- * values in the array of character widths.
+ * values in the array of character widths.
*
* Before returning, the position of the read/write pointer of the
* file is reset to be where it was upon entering this function.
*/
-
-static int initializeArray (FILE *fp, register int *cwi)
-{
- BOOL cont = TRUE, found = FALSE;
- long opos = ftell (fp);
- int code = 0, width = 0, i = 0, error = 0;
- register char *keyword;
-
- while (cont)
+
+static int
+initializeArray (FILE *fp, register int *cwi)
+{
+ BOOL cont = TRUE, found = FALSE;
+ long opos = ftell (fp);
+ int code = 0, width = 0, i = 0, error = 0;
+ register char *keyword;
+
+ while (cont)
{
- keyword = token (fp);
- if (keyword == NULL)
- {
- error = AFM_earlyEOF;
- break; /* get out of loop */
- }
- switch (recognize (keyword))
- {
- case COMMENT:
- keyword = linetoken (fp);
- break;
- case CODE:
- code = atoi (token (fp));
- break;
- case XWIDTH:
- width = atoi (token (fp));
- break;
- case CHARNAME:
- keyword = token (fp);
- if (MATCH (keyword, Space))
- {
- cont = FALSE;
- found = TRUE;
- }
- break;
- case ENDCHARMETRICS:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- case NOPE:
- default:
- error = AFM_parseError;
- break;
- } /* switch */
+ keyword = token (fp);
+ if (keyword == NULL)
+ {
+ error = AFM_earlyEOF;
+ break; /* get out of loop */
+ }
+ switch (recognize (keyword))
+ {
+ case COMMENT:
+ keyword = linetoken (fp);
+ break;
+ case CODE:
+ code = atoi (token (fp));
+ break;
+ case XWIDTH:
+ width = atoi (token (fp));
+ break;
+ case CHARNAME:
+ keyword = token (fp);
+ if (MATCH (keyword, Space))
+ {
+ cont = FALSE;
+ found = TRUE;
+ }
+ break;
+ case ENDCHARMETRICS:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ case NOPE:
+ default:
+ error = AFM_parseError;
+ break;
+ } /* switch */
} /* while */
-
- if (!found)
- width = 250;
-
- for (i = 0; i < 256; ++i)
- cwi[i] = width;
-
- fseek (fp, opos, 0);
-
- return (error);
-
-} /* initializeArray */
+ if (!found)
+ width = 250;
+
+ for (i = 0; i < 256; ++i)
+ cwi[i] = width;
+
+ fseek (fp, opos, 0);
+
+ return (error);
+
+} /* initializeArray */
+#endif
/************************* parseCharWidths **************************/
/* This function is called by "parseFile". It will parse the AFM File
- * up to the "EndCharMetrics" keyword. It will save the character
+ * up to the "EndCharMetrics" keyword. It will save the character
* width info (as opposed to all of the character metric information)
* if requested by the caller of parseFile. Otherwise, it will just
* parse through the section without saving any information.
*
- * If data is to be saved, parseCharWidths is passed in a pointer
+ * If data is to be saved, parseCharWidths is passed in a pointer
* to an array of widths that has already been initialized by the
* standard value for unmapped character codes. This function parses
* the Character Metrics section only storing the width information
* for the encoded characters into the array using the character code
* as the index into that array.
*
- * This function returns an error code specifying whether there was
- * a premature EOF or a parsing error. This return value is used by
+ * This function returns an error code specifying whether there was
+ * a premature EOF or a parsing error. This return value is used by
* parseFile to determine if there is more file to parse.
*/
-
-static int parseCharWidths (FILE *fp, register int *cwi)
-{
- BOOL cont = TRUE, save = (cwi != NULL);
- int pos = 0, error = AFM_ok;
- register char *keyword;
-
- while (cont)
+
+static int
+parseCharWidths (FILE *fp, register int *cwi)
+{
+ BOOL cont = TRUE, save = (cwi != NULL);
+ int pos = 0, error = AFM_ok;
+ register char *keyword;
+
+ while (cont)
{
- keyword = token (fp);
- /* Have reached an early and unexpected EOF. */
- /* Set flag and stop parsing */
- if (keyword == NULL)
- {
- error = AFM_earlyEOF;
- break; /* get out of loop */
- }
- if (!save)
- /* get tokens until the end of the Char Metrics section without */
- /* saving any of the data*/
- switch (recognize (keyword))
- {
- case ENDCHARMETRICS:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- default:
- break;
- } /* switch */
- else
- /* otherwise parse entire char metrics section, saving */
- /* only the char x-width info */
- switch (recognize (keyword))
- {
- case COMMENT:
- keyword = linetoken (fp);
- break;
- case CODE:
- keyword = token (fp);
- pos = atoi (keyword);
- break;
- case XYWIDTH:
- /* PROBLEM: Should be no Y-WIDTH when doing "quick & dirty" */
- keyword = token (fp); keyword = token (fp); /* eat values */
- error = AFM_parseError;
- break;
- case XWIDTH:
- keyword = token (fp);
- if (pos >= 0) /* ignore unmapped chars */
- cwi[pos] = atoi (keyword);
- break;
- case ENDCHARMETRICS:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- case CHARNAME: /* eat values (so doesn't cause AFM_parseError) */
- keyword = token (fp);
- break;
- case CHARBBOX:
- keyword = token (fp); keyword = token (fp);
- keyword = token (fp); keyword = token (fp);
- break;
- case LIGATURE:
- keyword = token (fp); keyword = token (fp);
- break;
- case NOPE:
- default:
- error = AFM_parseError;
- break;
- } /* switch */
+ keyword = token (fp);
+ /* Have reached an early and unexpected EOF. */
+ /* Set flag and stop parsing */
+ if (keyword == NULL)
+ {
+ error = AFM_earlyEOF;
+ break; /* get out of loop */
+ }
+ if (!save)
+ /* get tokens until the end of the Char Metrics section without */
+ /* saving any of the data*/
+ switch (recognize (keyword))
+ {
+ case ENDCHARMETRICS:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ default:
+ break;
+ } /* switch */
+ else
+ /* otherwise parse entire char metrics section, saving */
+ /* only the char x-width info */
+ switch (recognize (keyword))
+ {
+ case COMMENT:
+ keyword = linetoken (fp);
+ break;
+ case CODE:
+ keyword = token (fp);
+ pos = atoi (keyword);
+ break;
+ case XYWIDTH:
+ /* PROBLEM: Should be no Y-WIDTH when doing "quick & dirty" */
+ keyword = token (fp); keyword = token (fp); /* eat values */
+ error = AFM_parseError;
+ break;
+ case XWIDTH:
+ keyword = token (fp);
+ if (pos >= 0) /* ignore unmapped chars */
+ cwi[pos] = atoi (keyword);
+ break;
+ case ENDCHARMETRICS:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ case CHARNAME: /* eat values (so doesn't cause AFM_parseError) */
+ keyword = token (fp);
+ break;
+ case CHARBBOX:
+ keyword = token (fp); keyword = token (fp);
+ keyword = token (fp); keyword = token (fp);
+ break;
+ case LIGATURE:
+ keyword = token (fp); keyword = token (fp);
+ break;
+ case NOPE:
+ default:
+ error = AFM_parseError;
+ break;
+ } /* switch */
} /* while */
-
- return (error);
-
-} /* parseCharWidths */
+ return (error);
+
+} /* parseCharWidths */
/************************* parseCharMetrics ************************/
* parseCharMetrics is passed in a pointer to an array of records
* to hold information on a per character basis. This function
* parses the Character Metrics section storing all character
- * metric information for the ALL characters (mapped and unmapped)
+ * metric information for the ALL characters (mapped and unmapped)
* into the array.
*
- * This function returns an error code specifying whether there was
- * a premature EOF or a parsing error. This return value is used by
+ * This function returns an error code specifying whether there was
+ * a premature EOF or a parsing error. This return value is used by
* parseFile to determine if there is more file to parse.
*/
-
-static int parseCharMetrics (FILE *fp, register AFM_Font_info *fi)
-{
- BOOL cont = TRUE, firstTime = TRUE;
- int error = AFM_ok, count = 0;
- register AFM_CharMetricInfo *temp = fi->cmi;
- register char *keyword;
-
- while (cont)
+
+static int
+parseCharMetrics (FILE *fp, register AFM_Font_info *fi)
+{
+ BOOL cont = TRUE, firstTime = TRUE;
+ int error = AFM_ok, count = 0;
+ register AFM_CharMetricInfo *temp = fi->cmi;
+ register char *keyword;
+
+ while (cont)
{
- keyword = token (fp);
- if (keyword == NULL)
- {
- error = AFM_earlyEOF;
- break; /* get out of loop */
- }
- switch (recognize (keyword))
- {
- case COMMENT:
- keyword = linetoken (fp);
- break;
- case CODE:
- if (count < fi->numOfChars)
- {
- if (firstTime) firstTime = FALSE;
- else temp++;
- temp->code = atoi (token (fp));
- count++;
- }
- else
- {
- error = AFM_parseError;
- cont = FALSE;
- }
- break;
- case XYWIDTH:
- temp->wx = atoi (token (fp));
- temp->wy = atoi (token (fp));
- break;
- case XWIDTH:
- temp->wx = atoi (token (fp));
- break;
- case CHARNAME:
- keyword = token (fp);
- temp->name = (char *) malloc (strlen (keyword) + 1);
- strcpy (temp->name, keyword);
- break;
- case CHARBBOX:
- temp->charBBox.llx = atoi (token (fp));
- temp->charBBox.lly = atoi (token (fp));
- temp->charBBox.urx = atoi (token (fp));
- temp->charBBox.ury = atoi (token (fp));
- break;
- case LIGATURE: {
- AFM_Ligature **tail = & (temp->ligs);
- AFM_Ligature *node = *tail;
-
- if (*tail != NULL)
- {
- while (node->next != NULL)
- node = node->next;
- tail = & (node->next);
- }
-
- *tail = (AFM_Ligature *) calloc (1, sizeof (AFM_Ligature));
- keyword = token (fp);
- (*tail)->succ = (char *) malloc (strlen (keyword) + 1);
- strcpy ((*tail)->succ, keyword);
- keyword = token (fp);
- (*tail)->lig = (char *) malloc (strlen (keyword) + 1);
- strcpy ((*tail)->lig, keyword);
- break; }
- case ENDCHARMETRICS:
- cont = FALSE;;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- case NOPE:
- default:
- error = AFM_parseError;
- break;
- } /* switch */
+ keyword = token (fp);
+ if (keyword == NULL)
+ {
+ error = AFM_earlyEOF;
+ break; /* get out of loop */
+ }
+ switch (recognize (keyword))
+ {
+ case COMMENT:
+ keyword = linetoken (fp);
+ break;
+ case CODE:
+ if (count < fi->numOfChars)
+ {
+ if (firstTime)
+ firstTime = FALSE;
+ else
+ temp++;
+ temp->code = atoi (token (fp));
+ count++;
+ }
+ else
+ {
+ warning ("Too many metrics.");
+ error = AFM_parseError;
+ cont = FALSE;
+ }
+ break;
+ case XYWIDTH:
+ temp->wx = atoi (token (fp));
+ temp->wy = atoi (token (fp));
+ break;
+ case XWIDTH:
+ temp->wx = atoi (token (fp));
+ break;
+
+ case CHARNAME:
+ keyword = token (fp);
+ temp->name = (char *) malloc (strlen (keyword) + 1);
+ strcpy (temp->name, keyword);
+ break;
+
+ case CHARBBOX:
+ temp->charBBox.llx = atoi (token (fp));
+ temp->charBBox.lly = atoi (token (fp));
+ temp->charBBox.urx = atoi (token (fp));
+ temp->charBBox.ury = atoi (token (fp));
+ break;
+
+ case LIGATURE:
+ {
+ AFM_Ligature **tail = &(temp->ligs);
+ AFM_Ligature *node = *tail;
+
+ if (*tail != NULL)
+ {
+ while (node->next != NULL)
+ node = node->next;
+ tail = &(node->next);
+ }
+
+ *tail = (AFM_Ligature *) calloc (1, sizeof (AFM_Ligature));
+ keyword = token (fp);
+ (*tail)->succ = (char *) malloc (strlen (keyword) + 1);
+ strcpy ((*tail)->succ, keyword);
+ keyword = token (fp);
+ (*tail)->lig = (char *) malloc (strlen (keyword) + 1);
+ strcpy ((*tail)->lig, keyword);
+ break; }
+ case ENDCHARMETRICS:
+ cont = FALSE;;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ case NOPE:
+ default:
+ warning ("Unknown token");
+
+ error = AFM_parseError;
+ break;
+ } /* switch */
} /* while */
-
- if ((error == AFM_ok) && (count != fi->numOfChars))
- error = AFM_parseError;
-
- return (error);
-
-} /* parseCharMetrics */
+ if ((error == AFM_ok) && (count != fi->numOfChars))
+ {
+ warning ("Incorrect char count");
+ error = AFM_parseError;
+ }
+ return (error);
+} /* parseCharMetrics */
/************************* parseAFM_TrackKernData ***********************/
-/* This function is called by "parseFile". It will parse the AFM File
+/* This function is called by "parseFile". It will parse the AFM File
* up to the "EndTrackKern" or "EndKernData" keywords. It will save the
* track kerning data if requested by the caller of parseFile.
*
* parseAFM_TrackKernData is passed in a pointer to the FontInfo record.
- * If data is to be saved, the FontInfo record will already contain
+ * If data is to be saved, the FontInfo record will already contain
* a valid pointer to storage for the track kerning data.
*
- * This function returns an error code specifying whether there was
- * a premature EOF or a parsing error. This return value is used by
+ * This function returns an error code specifying whether there was
+ * a premature EOF or a parsing error. This return value is used by
* parseFile to determine if there is more file to parse.
*/
-
-static int parseAFM_TrackKernData (FILE *fp, register AFM_Font_info *fi)
-{
- BOOL cont = TRUE, save = (fi->tkd != NULL);
- int pos = 0, error = AFM_ok, tcount = 0;
- register char *keyword;
-
- while (cont)
+
+static int
+parseAFM_TrackKernData (FILE *fp, register AFM_Font_info *fi)
+{
+ BOOL cont = TRUE, save = (fi->tkd != NULL);
+ int pos = 0, error = AFM_ok, tcount = 0;
+ register char *keyword;
+
+ while (cont)
{
- keyword = token (fp);
-
- if (keyword == NULL)
- {
- error = AFM_earlyEOF;
- break; /* get out of loop */
- }
- if (!save)
- /* get tokens until the end of the Track Kerning Data */
- /* section without saving any of the data */
- switch (recognize (keyword))
- {
- case ENDTRACKKERN:
- case ENDKERNDATA:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- default:
- break;
- } /* switch */
- else
- /* otherwise parse entire Track Kerning Data section, */
- /* saving the data */
- switch (recognize (keyword))
- {
- case COMMENT:
- keyword = linetoken (fp);
- break;
- case TRACKKERN:
- if (tcount < fi->numOfTracks)
- {
- keyword = token (fp);
- fi->tkd[pos].degree = atoi (keyword);
- keyword = token (fp);
- fi->tkd[pos].minPtSize = atof (keyword);
- if (errno == ERANGE) error = AFM_parseError;
- keyword = token (fp);
- fi->tkd[pos].minKernAmt = atof (keyword);
- if (errno == ERANGE) error = AFM_parseError;
- keyword = token (fp);
- fi->tkd[pos].maxPtSize = atof (keyword);
- if (errno == ERANGE) error = AFM_parseError;
- keyword = token (fp);
- fi->tkd[pos++].maxKernAmt = atof (keyword);
- if (errno == ERANGE) error = AFM_parseError;
- tcount++;
- }
- else
- {
- error = AFM_parseError;
- cont = FALSE;
- }
- break;
- case ENDTRACKKERN:
- case ENDKERNDATA:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- case NOPE:
- default:
- error = AFM_parseError;
- break;
- } /* switch */
+ keyword = token (fp);
+
+ if (keyword == NULL)
+ {
+ error = AFM_earlyEOF;
+ break; /* get out of loop */
+ }
+ if (!save)
+ /* get tokens until the end of the Track Kerning Data */
+ /* section without saving any of the data */
+ switch (recognize (keyword))
+ {
+ case ENDTRACKKERN:
+ case ENDKERNDATA:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ default:
+ break;
+ } /* switch */
+ else
+ /* otherwise parse entire Track Kerning Data section, */
+ /* saving the data */
+ switch (recognize (keyword))
+ {
+ case COMMENT:
+#ifdef METATYPE1_BUG
+ case GENERATED:
+#endif
+ keyword = linetoken (fp);
+ break;
+ case TRACKKERN:
+ if (tcount < fi->numOfTracks)
+ {
+ keyword = token (fp);
+ fi->tkd[pos].degree = atoi (keyword);
+ keyword = token (fp);
+ fi->tkd[pos].minPtSize = atof (keyword);
+ if (errno == ERANGE) error = AFM_parseError;
+ keyword = token (fp);
+ fi->tkd[pos].minKernAmt = atof (keyword);
+ if (errno == ERANGE) error = AFM_parseError;
+ keyword = token (fp);
+ fi->tkd[pos].maxPtSize = atof (keyword);
+ if (errno == ERANGE) error = AFM_parseError;
+ keyword = token (fp);
+ fi->tkd[pos++].maxKernAmt = atof (keyword);
+ if (errno == ERANGE) error = AFM_parseError;
+ tcount++;
+ }
+ else
+ {
+ error = AFM_parseError;
+ cont = FALSE;
+ }
+ break;
+ case ENDTRACKKERN:
+ case ENDKERNDATA:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ case NOPE:
+ default:
+ error = AFM_parseError;
+ break;
+ } /* switch */
} /* while */
-
- if (error == AFM_ok && tcount != fi->numOfTracks)
- error = AFM_parseError;
-
- return (error);
-
-} /* parseAFM_TrackKernData */
+ if (error == AFM_ok && tcount != fi->numOfTracks)
+ error = AFM_parseError;
+
+ return (error);
+
+} /* parseAFM_TrackKernData */
/************************* parseAFM_PairKernData ************************/
-/* This function is called by "parseFile". It will parse the AFM File
+/* This function is called by "parseFile". It will parse the AFM File
* up to the "EndKernPairs" or "EndKernData" keywords. It will save
* the pair kerning data if requested by the caller of parseFile.
*
* parseAFM_PairKernData is passed in a pointer to the FontInfo record.
- * If data is to be saved, the FontInfo record will already contain
+ * If data is to be saved, the FontInfo record will already contain
* a valid pointer to storage for the pair kerning data.
*
- * This function returns an error code specifying whether there was
- * a premature EOF or a parsing error. This return value is used by
+ * This function returns an error code specifying whether there was
+ * a premature EOF or a parsing error. This return value is used by
* parseFile to determine if there is more file to parse.
*/
-
-static int parseAFM_PairKernData (FILE *fp, register AFM_Font_info *fi)
-{
- BOOL cont = TRUE, save = (fi->pkd != NULL);
- int pos = 0, error = AFM_ok, pcount = 0;
- register char *keyword;
-
- while (cont)
+
+static int
+parseAFM_PairKernData (FILE *fp, register AFM_Font_info *fi)
+{
+ BOOL cont = TRUE, save = (fi->pkd != NULL);
+ int pos = 0, error = AFM_ok, pcount = 0;
+ register char *keyword;
+
+ while (cont)
{
- keyword = token (fp);
-
- if (keyword == NULL)
- {
- error = AFM_earlyEOF;
- break; /* get out of loop */
- }
- if (!save)
- /* get tokens until the end of the Pair Kerning Data */
- /* section without saving any of the data */
- switch (recognize (keyword))
- {
- case ENDKERNPAIRS:
- case ENDKERNDATA:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- default:
- break;
- } /* switch */
- else
- /* otherwise parse entire Pair Kerning Data section, */
- /* saving the data */
- switch (recognize (keyword))
- {
- case COMMENT:
- keyword = linetoken (fp);
- break;
- case KERNPAIR:
- if (pcount < fi->numOfPairs)
- {
- keyword = token (fp);
- fi->pkd[pos].name1 = (char *)
- malloc (strlen (keyword) + 1);
- strcpy (fi->pkd[pos].name1, keyword);
- keyword = token (fp);
- fi->pkd[pos].name2 = (char *)
- malloc (strlen (keyword) + 1);
- strcpy (fi->pkd[pos].name2, keyword);
- keyword = token (fp);
- fi->pkd[pos].xamt = atoi (keyword);
- keyword = token (fp);
- fi->pkd[pos++].yamt = atoi (keyword);
- pcount++;
- }
- else
- {
- error = AFM_parseError;
- cont = FALSE;
- }
- break;
- case KERNPAIRXAMT:
- if (pcount < fi->numOfPairs)
- {
- keyword = token (fp);
- fi->pkd[pos].name1 = (char *)
- malloc (strlen (keyword) + 1);
- strcpy (fi->pkd[pos].name1, keyword);
- keyword = token (fp);
- fi->pkd[pos].name2 = (char *)
- malloc (strlen (keyword) + 1);
- strcpy (fi->pkd[pos].name2, keyword);
- keyword = token (fp);
- fi->pkd[pos++].xamt = atoi (keyword);
- pcount++;
- }
- else
- {
- error = AFM_parseError;
- cont = FALSE;
- }
- break;
- case ENDKERNPAIRS:
- case ENDKERNDATA:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- case NOPE:
- default:
- error = AFM_parseError;
- break;
- } /* switch */
+ keyword = token (fp);
+
+ if (keyword == NULL)
+ {
+ error = AFM_earlyEOF;
+ break; /* get out of loop */
+ }
+ if (!save)
+ /* get tokens until the end of the Pair Kerning Data */
+ /* section without saving any of the data */
+ switch (recognize (keyword))
+ {
+ case ENDKERNPAIRS:
+ case ENDKERNDATA:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ default:
+ break;
+ } /* switch */
+ else
+ /* otherwise parse entire Pair Kerning Data section, */
+ /* saving the data */
+ switch (recognize (keyword))
+ {
+ case COMMENT:
+ keyword = linetoken (fp);
+ break;
+ case KERNPAIR:
+ if (pcount < fi->numOfPairs)
+ {
+ keyword = token (fp);
+ fi->pkd[pos].name1 = (char *)
+ malloc (strlen (keyword) + 1);
+ strcpy (fi->pkd[pos].name1, keyword);
+ keyword = token (fp);
+ fi->pkd[pos].name2 = (char *)
+ malloc (strlen (keyword) + 1);
+ strcpy (fi->pkd[pos].name2, keyword);
+ keyword = token (fp);
+ fi->pkd[pos].xamt = atoi (keyword);
+ keyword = token (fp);
+ fi->pkd[pos++].yamt = atoi (keyword);
+ pcount++;
+ }
+ else
+ {
+ error = AFM_parseError;
+ cont = FALSE;
+ }
+ break;
+ case KERNPAIRXAMT:
+ if (pcount < fi->numOfPairs)
+ {
+ keyword = token (fp);
+ fi->pkd[pos].name1 = (char *)
+ malloc (strlen (keyword) + 1);
+ strcpy (fi->pkd[pos].name1, keyword);
+ keyword = token (fp);
+ fi->pkd[pos].name2 = (char *)
+ malloc (strlen (keyword) + 1);
+ strcpy (fi->pkd[pos].name2, keyword);
+ keyword = token (fp);
+ fi->pkd[pos++].xamt = atoi (keyword);
+ pcount++;
+ }
+ else
+ {
+ error = AFM_parseError;
+ cont = FALSE;
+ }
+ break;
+ case ENDKERNPAIRS:
+ case ENDKERNDATA:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ case NOPE:
+ default:
+ error = AFM_parseError;
+ break;
+ } /* switch */
} /* while */
-
- if (error == AFM_ok && pcount != fi->numOfPairs)
- error = AFM_parseError;
-
- return (error);
-
-} /* parseAFM_PairKernData */
+ if (error == AFM_ok && pcount != fi->numOfPairs)
+ error = AFM_parseError;
+
+ return (error);
+
+} /* parseAFM_PairKernData */
/************************* parseAFM_CompCharData **************************/
-/* This function is called by "parseFile". It will parse the AFM File
- * up to the "EndComposites" keyword. It will save the composite
+/* This function is called by "parseFile". It will parse the AFM File
+ * up to the "EndComposites" keyword. It will save the composite
* character data if requested by the caller of parseFile.
*
- * parseAFM_CompCharData is passed in a pointer to the FontInfo record, and
+ * parseAFM_CompCharData is passed in a pointer to the FontInfo record, and
* a boolean representing if the data should be saved.
*
* This function will create the appropriate amount of storage for
* the composite character data and store a pointer to the storage
* in the FontInfo record.
*
- * This function returns an error code specifying whether there was
- * a premature EOF or a parsing error. This return value is used by
+ * This function returns an error code specifying whether there was
+ * a premature EOF or a parsing error. This return value is used by
* parseFile to determine if there is more file to parse.
*/
-
-static int parseAFM_CompCharData (FILE *fp, register AFM_Font_info *fi)
-{
- BOOL cont = TRUE, firstTime = TRUE, save = (fi->ccd != NULL);
- int pos = 0, j = 0, error = AFM_ok, ccount = 0, pcount = 0;
- register char *keyword;
-
- while (cont)
+
+static int
+parseAFM_CompCharData (FILE *fp, register AFM_Font_info *fi)
+{
+ BOOL cont = TRUE, firstTime = TRUE, save = (fi->ccd != NULL);
+ int pos = 0, j = 0, error = AFM_ok, ccount = 0, pcount = 0;
+ register char *keyword;
+
+ while (cont)
{
- keyword = token (fp);
- if (keyword == NULL)
- /* Have reached an early and unexpected EOF. */
- /* Set flag and stop parsing */
- {
- error = AFM_earlyEOF;
- break; /* get out of loop */
- }
- if (ccount > fi->numOfComps)
- {
- error = AFM_parseError;
- break; /* get out of loop */
- }
- if (!save)
- /* get tokens until the end of the Composite Character info */
- /* section without saving any of the data */
- switch (recognize (keyword))
- {
- case ENDCOMPOSITES:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- default:
- break;
- } /* switch */
- else
- /* otherwise parse entire Composite Character info section, */
- /* saving the data */
- switch (recognize (keyword))
- {
- case COMMENT:
- keyword = linetoken (fp);
- break;
- case COMPCHAR:
- if (ccount < fi->numOfComps)
- {
- keyword = token (fp);
- if (pcount != fi->ccd[pos].numOfPieces)
- error = AFM_parseError;
- pcount = 0;
- if (firstTime) firstTime = FALSE;
- else pos++;
- fi->ccd[pos].ccName = (char *)
- malloc (strlen (keyword) + 1);
- strcpy (fi->ccd[pos].ccName, keyword);
- keyword = token (fp);
- fi->ccd[pos].numOfPieces = atoi (keyword);
- fi->ccd[pos].pieces = (AFM_Pcc *)
- calloc (fi->ccd[pos].numOfPieces, sizeof (AFM_Pcc));
- j = 0;
- ccount++;
- }
- else
- {
- error = AFM_parseError;
- cont = FALSE;
- }
- break;
- case COMPCHARPIECE:
- if (pcount < fi->ccd[pos].numOfPieces)
- {
- keyword = token (fp);
- fi->ccd[pos].pieces[j].AFM_PccName = (char *)
- malloc (strlen (keyword) + 1);
- strcpy (fi->ccd[pos].pieces[j].AFM_PccName, keyword);
- keyword = token (fp);
- fi->ccd[pos].pieces[j].deltax = atoi (keyword);
- keyword = token (fp);
- fi->ccd[pos].pieces[j++].deltay = atoi (keyword);
- pcount++;
- }
- else
- error = AFM_parseError;
- break;
- case ENDCOMPOSITES:
- cont = FALSE;
- break;
- case ENDFONTMETRICS:
- cont = FALSE;
- error = normalEOF;
- break;
- case NOPE:
- default:
- error = AFM_parseError;
- break;
- } /* switch */
+ keyword = token (fp);
+ if (keyword == NULL)
+ /* Have reached an early and unexpected EOF. */
+ /* Set flag and stop parsing */
+ {
+ error = AFM_earlyEOF;
+ break; /* get out of loop */
+ }
+ if (ccount > fi->numOfComps)
+ {
+ error = AFM_parseError;
+ break; /* get out of loop */
+ }
+ if (!save)
+ /* get tokens until the end of the Composite Character info */
+ /* section without saving any of the data */
+ switch (recognize (keyword))
+ {
+ case ENDCOMPOSITES:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ default:
+ break;
+ } /* switch */
+ else
+ /* otherwise parse entire Composite Character info section, */
+ /* saving the data */
+ switch (recognize (keyword))
+ {
+ case COMMENT:
+ keyword = linetoken (fp);
+ break;
+ case COMPCHAR:
+ if (ccount < fi->numOfComps)
+ {
+ keyword = token (fp);
+ if (pcount != fi->ccd[pos].numOfPieces)
+ error = AFM_parseError;
+ pcount = 0;
+ if (firstTime) firstTime = FALSE;
+ else pos++;
+ fi->ccd[pos].ccName = (char *)
+ malloc (strlen (keyword) + 1);
+ strcpy (fi->ccd[pos].ccName, keyword);
+ keyword = token (fp);
+ fi->ccd[pos].numOfPieces = atoi (keyword);
+ fi->ccd[pos].pieces = (AFM_Pcc *)
+ calloc (fi->ccd[pos].numOfPieces, sizeof (AFM_Pcc));
+ j = 0;
+ ccount++;
+ }
+ else
+ {
+ error = AFM_parseError;
+ cont = FALSE;
+ }
+ break;
+ case COMPCHARPIECE:
+ if (pcount < fi->ccd[pos].numOfPieces)
+ {
+ keyword = token (fp);
+ fi->ccd[pos].pieces[j].AFM_PccName = (char *)
+ malloc (strlen (keyword) + 1);
+ strcpy (fi->ccd[pos].pieces[j].AFM_PccName, keyword);
+ keyword = token (fp);
+ fi->ccd[pos].pieces[j].deltax = atoi (keyword);
+ keyword = token (fp);
+ fi->ccd[pos].pieces[j++].deltay = atoi (keyword);
+ pcount++;
+ }
+ else
+ error = AFM_parseError;
+ break;
+ case ENDCOMPOSITES:
+ cont = FALSE;
+ break;
+ case ENDFONTMETRICS:
+ cont = FALSE;
+ error = normalEOF;
+ break;
+ case NOPE:
+ default:
+ error = AFM_parseError;
+ break;
+ } /* switch */
} /* while */
-
- if (error == AFM_ok && ccount != fi->numOfComps)
- error = AFM_parseError;
-
- return (error);
-
-} /* parseAFM_CompCharData */
+ if (error == AFM_ok && ccount != fi->numOfComps)
+ error = AFM_parseError;
+ return (error);
+} /* parseAFM_CompCharData */
-/*************************** 'PUBLIC' FUNCTION ********************/
+/*************************** 'PUBLIC' FUNCTION ********************/
+
+void
+AFM_free (AFM_Font_info *fi)
+{
+ if (fi->gfi)
+ {
+ free (fi->gfi->afmVersion);
+ free (fi->gfi->fontName);
+ free (fi->gfi->fullName);
+ free (fi->gfi->familyName);
+ free (fi->gfi->weight);
+ free (fi->gfi->version);
+ free (fi->gfi->notice);
+ free (fi->gfi->encodingScheme);
+ free (fi->gfi);
+ }
+
+ /* This contains just scalars. */
+ free (fi->cwi);
+
+ if (fi->cmi)
+ {
+ int i;
+ for (i = 0; i < fi->numOfChars; i++)
+ {
+ free (fi->cmi[i].name);
+ while (fi->cmi[i].ligs)
+ {
+ AFM_Ligature *tmp;
+ tmp = fi->cmi[i].ligs;
+ free (tmp->succ);
+ free (tmp->lig);
+ free (tmp);
+ fi->cmi[i].ligs = fi->cmi[i].ligs->next;
+ }
+ }
+ free (fi->cmi);
+ }
+
+ /* This contains just scalars. */
+ free (fi->tkd);
+
+ if (fi->pkd)
+ {
+ int i;
+ for (i = 0; i < fi->numOfPairs; i++)
+ {
+ free (fi->pkd[i].name1);
+ free (fi->pkd[i].name2);
+ }
+ free (fi->pkd);
+ }
+
+ if (fi->ccd)
+ {
+ int i, j;
+ for (i = 0; i < fi->numOfComps; i++)
+ {
+ free (fi->ccd[i].ccName);
+ for (j = 0; j < fi->ccd[i].numOfPieces; j++)
+ {
+ free (fi->ccd[i].pieces[j].AFM_PccName);
+ }
+ free (fi->ccd[i].pieces);
+ }
+ free (fi->ccd);
+ }
+
+ free (fi);
+}
/*************************** parseFile *****************************/
-/* parseFile is the only 'public' procedure available. It is called
+/* parseFile is the only 'public' procedure available. It is called
* from an application wishing to get information from an AFM file.
* The caller of this function is responsible for locating and opening
* an AFM file and handling all errors associated with that task.
* the data requested filled in), and a mask specifying which
* data from the AFM File should be saved in the FontInfo structure.
*
- * The file will be parsed and the requested data will be stored in
+ * The file will be parsed and the requested data will be stored in
* a record of type FontInfo (refer to ParseAFM.h).
*
- * parseFile returns an error code as defined in parseAFM.h.
+ * parseFile returns an error code as defined in parseAFM.h.
*
- * The position of the read/write pointer associated with the file
+ * The position of the read/write pointer associated with the file
* pointer upon return of this function is undefined.
*/
-extern int AFM_parseFile (FILE *fp, AFM_Font_info **fi, int flags)
+int
+AFM_parseFile (FILE *fp, AFM_Font_info **fi, int flags)
{
-
- int code = AFM_ok; /* return code from each of the parsing routines */
- int error = AFM_ok; /* used as the return code from this function */
-
- register char *keyword; /* used to store a token */
-
-
- /* storage data for the global variable ident */
- if (!ident)
- ident = (char *) calloc (MAX_NAME, sizeof (char));
- if (ident == NULL) {error = AFM_storageProblem; return (error);}
-
- (*fi) = (AFM_Font_info *) calloc (1, sizeof (AFM_Font_info));
- if ((*fi) == NULL) {error = AFM_storageProblem; return (error);}
-
- if (flags & P_G)
+
+ int code = AFM_ok; /* return code from each of the parsing routines */
+ int error = AFM_ok; /* used as the return code from this function */
+
+ register char *keyword; /* used to store a token */
+
+ /* storage data for the global variable ident */
+ if (!ident)
+ ident = (char *) calloc (MAX_NAME, sizeof (char));
+ if (ident == NULL)
+ {
+ error = AFM_storageProblem;
+ return error;
+ }
+
+ (*fi) = (AFM_Font_info *) calloc (1, sizeof (AFM_Font_info));
+ if ((*fi) == NULL)
+ {
+ error = AFM_storageProblem;
+ return error;
+ }
+
+ if (flags & P_G)
{
- (*fi)->gfi = (AFM_GlobalFontInfo *) calloc (1, sizeof (AFM_GlobalFontInfo));
- if ((*fi)->gfi == NULL) {error = AFM_storageProblem; return (error);}
+ (*fi)->gfi = (AFM_GlobalFontInfo *) calloc (1,
+ sizeof (AFM_GlobalFontInfo));
+ if ((*fi)->gfi == NULL)
+ {
+ error = AFM_storageProblem;
+ return error;
+ }
}
-
- /* The AFM File begins with Global Font Information. This section */
- /* will be parsed whether or not information should be saved. */
- code = parseGlobals (fp, (*fi)->gfi);
-
- if (code < 0) error = code;
-
- /* The Global Font Information is followed by the Character Metrics */
- /* section. Which procedure is used to parse this section depends on */
- /* how much information should be saved. If all of the metrics info */
- /* is wanted, parseCharMetrics is called. If only the character widths */
- /* is wanted, parseCharWidths is called. parseCharWidths will also */
- /* be called in the case that no character data is to be saved, just */
- /* to parse through the section. */
-
- if ((code != normalEOF) && (code != AFM_earlyEOF))
+
+ /* The AFM File begins with Global Font Information. This section */
+ /* will be parsed whether or not information should be saved. */
+ code = parseGlobals (fp, (*fi)->gfi);
+
+ if (code < 0)
+ error = code;
+
+ /* The Global Font Information is followed by the Character Metrics */
+ /* section. Which procedure is used to parse this section depends on */
+ /* how much information should be saved. If all of the metrics info */
+ /* is wanted, parseCharMetrics is called. If only the character widths */
+ /* is wanted, parseCharWidths is called. parseCharWidths will also */
+ /* be called in the case that no character data is to be saved, just */
+ /* to parse through the section. */
+
+ if ((code != normalEOF) && (code != AFM_earlyEOF))
{
- (*fi)->numOfChars = atoi (token (fp));
- if (flags & (P_M ^ P_W))
- {
- (*fi)->cmi = (AFM_CharMetricInfo *)
- calloc ((*fi)->numOfChars, sizeof (AFM_CharMetricInfo));
- if ((*fi)->cmi == NULL) {error = AFM_storageProblem; return (error);}
- code = parseCharMetrics (fp, *fi);
- }
- else
- {
- if (flags & P_W)
- {
- (*fi)->cwi = (int *) calloc (256, sizeof (int));
- if ((*fi)->cwi == NULL)
- {
- error = AFM_storageProblem;
- return (error);
- }
- }
- /* parse section regardless */
- code = parseCharWidths (fp, (*fi)->cwi);
- } /* else */
+ (*fi)->numOfChars = atoi (token (fp));
+ if (flags & (P_M ^ P_W))
+ {
+ (*fi)->cmi = (AFM_CharMetricInfo *)
+ calloc ((*fi)->numOfChars, sizeof (AFM_CharMetricInfo));
+ if ((*fi)->cmi == NULL)
+ {
+ error = AFM_storageProblem;
+ return error;
+ }
+ code = parseCharMetrics (fp, *fi);
+ }
+ else
+ {
+ if (flags & P_W)
+ {
+ (*fi)->cwi = (int *) calloc (256, sizeof (int));
+ if ((*fi)->cwi == NULL)
+ {
+ error = AFM_storageProblem;
+ return (error);
+ }
+ }
+ /* parse section regardless */
+ code = parseCharWidths (fp, (*fi)->cwi);
+ } /* else */
} /* if */
-
- if ((error != AFM_earlyEOF) && (code < 0)) error = code;
-
- /* The remaining sections of the AFM are optional. This code will */
- /* look at the next keyword in the file to determine what section */
- /* is next, and then allocate the appropriate amount of storage */
- /* for the data (if the data is to be saved) and call the */
- /* appropriate parsing routine to parse the section. */
-
- while ((code != normalEOF) && (code != AFM_earlyEOF))
+
+ if ((error != AFM_earlyEOF) && (code < 0))
+ error = code;
+
+ /* The remaining sections of the AFM are optional. This code will */
+ /* look at the next keyword in the file to determine what section */
+ /* is next, and then allocate the appropriate amount of storage */
+ /* for the data (if the data is to be saved) and call the */
+ /* appropriate parsing routine to parse the section. */
+
+ while ((code != normalEOF) && (code != AFM_earlyEOF))
{
- keyword = token (fp);
- if (keyword == NULL)
- /* Have reached an early and unexpected EOF. */
- /* Set flag and stop parsing */
- {
- code = AFM_earlyEOF;
- break; /* get out of loop */
- }
- switch (recognize (keyword))
- {
- case STARTKERNDATA:
- break;
- case ENDKERNDATA:
- break;
- case STARTTRACKKERN:
- keyword = token (fp);
- if (flags & P_T)
- {
- (*fi)->numOfTracks = atoi (keyword);
- (*fi)->tkd = (AFM_TrackKernData *)
- calloc ((*fi)->numOfTracks, sizeof (AFM_TrackKernData));
- if ((*fi)->tkd == NULL)
- {
- error = AFM_storageProblem;
- return (error);
- }
- } /* if */
- code = parseAFM_TrackKernData (fp, *fi);
- break;
- case STARTKERNPAIRS:
- keyword = token (fp);
- if (flags & P_P)
- {
- (*fi)->numOfPairs = atoi (keyword);
- (*fi)->pkd = (AFM_PairKernData *)
- calloc ((*fi)->numOfPairs, sizeof (AFM_PairKernData));
- if ((*fi)->pkd == NULL)
- {
- error = AFM_storageProblem;
- return (error);
- }
- } /* if */
- code = parseAFM_PairKernData (fp, *fi);
- break;
- case STARTCOMPOSITES:
- keyword = token (fp);
- if (flags & P_C)
- {
- (*fi)->numOfComps = atoi (keyword);
- (*fi)->ccd = (AFM_CompCharData *)
- calloc ((*fi)->numOfComps, sizeof (AFM_CompCharData));
- if ((*fi)->ccd == NULL)
- {
- error = AFM_storageProblem;
- return (error);
- }
- } /* if */
- code = parseAFM_CompCharData (fp, *fi);
- break;
- case ENDFONTMETRICS:
- code = normalEOF;
- break;
- case NOPE:
- default:
- code = AFM_parseError;
- break;
- } /* switch */
-
- if ((error != AFM_earlyEOF) && (code < 0)) error = code;
-
+ keyword = token (fp);
+ if (keyword == NULL)
+ /* Have reached an early and unexpected EOF. */
+ /* Set flag and stop parsing */
+ {
+ code = AFM_earlyEOF;
+ break; /* get out of loop */
+ }
+ switch (recognize (keyword))
+ {
+ case STARTKERNDATA:
+ break;
+ case ENDKERNDATA:
+ break;
+ case STARTTRACKKERN:
+ keyword = token (fp);
+ if (flags & P_T)
+ {
+ (*fi)->numOfTracks = atoi (keyword);
+ (*fi)->tkd = (AFM_TrackKernData *)
+ calloc ((*fi)->numOfTracks, sizeof (AFM_TrackKernData));
+ if ((*fi)->tkd == NULL)
+ {
+ error = AFM_storageProblem;
+ return (error);
+ }
+ } /* if */
+ code = parseAFM_TrackKernData (fp, *fi);
+ break;
+ case STARTKERNPAIRS:
+ keyword = token (fp);
+ if (flags & P_P)
+ {
+ (*fi)->numOfPairs = atoi (keyword);
+ (*fi)->pkd = (AFM_PairKernData *)
+ calloc ((*fi)->numOfPairs, sizeof (AFM_PairKernData));
+ if ((*fi)->pkd == NULL)
+ {
+ error = AFM_storageProblem;
+ return (error);
+ }
+ } /* if */
+ code = parseAFM_PairKernData (fp, *fi);
+ break;
+ case STARTCOMPOSITES:
+ keyword = token (fp);
+ if (flags & P_C)
+ {
+ (*fi)->numOfComps = atoi (keyword);
+ (*fi)->ccd = (AFM_CompCharData *)
+ calloc ((*fi)->numOfComps, sizeof (AFM_CompCharData));
+ if ((*fi)->ccd == NULL)
+ {
+ error = AFM_storageProblem;
+ return (error);
+ }
+ } /* if */
+ code = parseAFM_CompCharData (fp, *fi);
+ break;
+ case ENDFONTMETRICS:
+ code = normalEOF;
+ break;
+ case NOPE:
+ default:
+ code = AFM_parseError;
+ break;
+ } /* switch */
+
+ if ((error != AFM_earlyEOF) && (code < 0))
+ error = code;
+
} /* while */
-
- if ((error != AFM_earlyEOF) && (code < 0)) error = code;
-
- if (ident != NULL) { free (ident); ident = NULL; }
-
- return (error);
-
-} /* parseFile */
+ if ((error != AFM_earlyEOF) && (code < 0))
+ error = code;
+
+ if (ident != NULL) { free (ident); ident = NULL; }
+
+ return (error);
+
+} /* parseFile */
-void
-AFM_free (AFM_Font_info *fi)
-{
- if (fi->gfi) {
- free (fi->gfi->afmVersion);
- free (fi->gfi->fontName);
- free (fi->gfi->fullName);
- free (fi->gfi->familyName);
- free (fi->gfi->weight);
- free (fi->gfi->version);
- free (fi->gfi->notice);
- free (fi->gfi->encodingScheme);
- free (fi->gfi);
- }
-
- /* This contains just scalars. */
- free (fi->cwi);
-
- if (fi->cmi) {
- int i;
- for (i = 0; i < fi->numOfChars; i++) {
- free (fi->cmi[i].name);
- while (fi->cmi[i].ligs) {
- AFM_Ligature *tmp;
- tmp = fi->cmi[i].ligs;
- free (tmp->succ);
- free (tmp->lig);
- free (tmp);
- fi->cmi[i].ligs = fi->cmi[i].ligs->next;
- }
- }
- free (fi->cmi);
- }
-
- /* This contains just scalars. */
- free (fi->tkd);
-
- if (fi->pkd) {
- int i;
- for (i = 0; i < fi->numOfPairs; i++) {
- free (fi->pkd[i].name1);
- free (fi->pkd[i].name2);
- }
- free (fi->pkd);
- }
-
- if (fi->ccd) {
- int i, j;
- for (i = 0; i < fi->numOfComps; i++) {
- free (fi->ccd[i].ccName);
- for (j = 0; j < fi->ccd[i].numOfPieces; j++) {
- free (fi->ccd[i].pieces[j].AFM_PccName);
- }
- free (fi->ccd[i].pieces);
- }
- free (fi->ccd);
- }
-
- free (fi);
-}
projects / lilypond.git / blobdiff