diff options
Diffstat (limited to 'backend/dvi/mdvi-lib/fontmap.c')
| -rw-r--r-- | backend/dvi/mdvi-lib/fontmap.c | 140 |
1 files changed, 70 insertions, 70 deletions
diff --git a/backend/dvi/mdvi-lib/fontmap.c b/backend/dvi/mdvi-lib/fontmap.c index 20537c85..553b49da 100644 --- a/backend/dvi/mdvi-lib/fontmap.c +++ b/backend/dvi/mdvi-lib/fontmap.c @@ -61,7 +61,7 @@ static int fontmaps_loaded = 0; #define ENC_HASH_SIZE 31 #define PSMAP_HASH_SIZE 57 -/* this hash table should be big enough to +/* this hash table should be big enough to * hold (ideally) one glyph name per bucket */ #define ENCNAME_HASH_SIZE 131 /* most TeX fonts have 128 glyphs */ @@ -70,7 +70,7 @@ static DviEncoding *tex_text_encoding = NULL; static DviEncoding *default_encoding = NULL; /* we keep two hash tables for encodings: one for their base files (e.g. - * "8r.enc"), and another one for their names (e.g. "TeXBase1Encoding") */ + * "8r.enc"), and another one for their names (e.g. "TeXBase1Encoding") */ static DviHashTable enctable = MDVI_EMPTY_HASH_TABLE; static DviHashTable enctable_file = MDVI_EMPTY_HASH_TABLE; @@ -104,7 +104,7 @@ static void ps_init_default_paths __PROTO((void)); static int mdvi_set_default_encoding __PROTO((const char *name)); static int mdvi_init_fontmaps __PROTO((void)); -/* +/* * What we do here is allocate one block large enough to hold the entire * file (these files are small) minus the leading comments. This is much * better than allocating up to 256 tiny strings per encoding vector. */ @@ -116,7 +116,7 @@ static int read_encoding(DviEncoding *enc) char *name; char *next; struct stat st; - + ASSERT(enc->private == NULL); in = fopen(enc->filename, "rb"); @@ -153,7 +153,7 @@ static int read_encoding(DviEncoding *enc) curr = 0; next = name = NULL; - DEBUG((DBG_FMAP, "%s: reading encoding vector\n", enc->name)); + DEBUG((DBG_FMAP, "%s: reading encoding vector\n", enc->name)); for(line = enc->private; *line && curr < 256; line = next) { SKIPSP(line); if(*line == ']') { @@ -176,13 +176,13 @@ static int read_encoding(DviEncoding *enc) /* got a name */ if(*next) *next++ = 0; - + if(*name == '/') name++; enc->vector[curr] = name; /* add it to the hash table */ if(!STREQ(name, ".notdef")) { - mdvi_hash_add(&enc->nametab, MDVI_KEY(name), + mdvi_hash_add(&enc->nametab, MDVI_KEY(name), Int2Ptr(curr + 1), MDVI_HASH_REPLACE); } curr++; @@ -200,7 +200,7 @@ static int read_encoding(DviEncoding *enc) static DviEncoding *find_encoding(const char *name) { - return (DviEncoding *)(encodings.count ? + return (DviEncoding *)(encodings.count ? mdvi_hash_lookup(&enctable, MDVI_KEY(name)) : NULL); } @@ -249,15 +249,15 @@ static DviEncoding *register_encoding(const char *basefile, int replace) DEBUG((DBG_FMAP, "%s: already there\n", basefile)); return enc; /* no error */ } - } + } /* try our own files first */ - filename = kpse_find_file(basefile, + filename = kpse_find_file(basefile, kpse_program_text_format, 0); /* then try the system-wide ones */ if(filename == NULL) - filename = kpse_find_file(basefile, + filename = kpse_find_file(basefile, kpse_tex_ps_header_format, 0); if(filename == NULL) filename = kpse_find_file(basefile, @@ -272,7 +272,7 @@ static DviEncoding *register_encoding(const char *basefile, int replace) mdvi_free(filename); return NULL; } - + /* just lookup the name of the encoding */ name = NULL; dstring_init(&input); @@ -297,13 +297,13 @@ static DviEncoding *register_encoding(const char *basefile, int replace) offset = ftell(in); fclose(in); if(name == NULL || *name == 0) { - DEBUG((DBG_FMAP, + DEBUG((DBG_FMAP, "%s: could not determine name of encoding\n", basefile)); mdvi_free(filename); return NULL; } - + /* check if the encoding is already there */ enc = find_encoding(name); if(enc == tex_text_encoding) { @@ -347,9 +347,9 @@ static DviEncoding *register_encoding(const char *basefile, int replace) dstring_reset(&input); if(default_encoding == NULL) default_encoding = enc; - mdvi_hash_add(&enctable, MDVI_KEY(enc->name), + mdvi_hash_add(&enctable, MDVI_KEY(enc->name), enc, MDVI_HASH_UNCHECKED); - mdvi_hash_add(&enctable_file, MDVI_KEY(mdvi_strdup(basefile)), + mdvi_hash_add(&enctable_file, MDVI_KEY(mdvi_strdup(basefile)), enc, MDVI_HASH_REPLACE); listh_prepend(&encodings, LIST(enc)); DEBUG((DBG_FMAP, "%s: encoding `%s' registered\n", @@ -377,7 +377,7 @@ DviEncoding *mdvi_request_encoding(const char *name) if(enc->nametab.nkeys == 0) { int i; - DEBUG((DBG_FMAP, "%s: rehashing\n", enc->name)); + DEBUG((DBG_FMAP, "%s: rehashing\n", enc->name)); for(i = 0; i < 256; i++) { if(enc->vector[i] == NULL) continue; @@ -404,7 +404,7 @@ void mdvi_release_encoding(DviEncoding *enc, int should_free) int mdvi_encode_glyph(DviEncoding *enc, const char *name) { void *data; - + data = mdvi_hash_lookup(&enc->nametab, MDVI_KEY(name)); if(data == NULL) return -1; @@ -420,7 +420,7 @@ int mdvi_encode_glyph(DviEncoding *enc, const char *name) static void parse_spec(DviFontMapEnt *ent, char *spec) { char *arg, *command; - + /* this is a ridiculously simple parser, and recognizes only * things of the form <argument> <command>. Of these, only * command=SlantFont, ExtendFont and ReEncodeFont are handled */ @@ -429,16 +429,16 @@ static void parse_spec(DviFontMapEnt *ent, char *spec) if(*spec) *spec++ = 0; command = getword(spec, " \t", &spec); if(*spec) *spec++ = 0; - if(!arg || !command) + if(!arg || !command) continue; if(STREQ(command, "SlantFont")) { double x = 10000 * strtod(arg, 0); - - /* SFROUND evaluates arguments twice */ + + /* SFROUND evaluates arguments twice */ ent->slant = SFROUND(x); } else if(STREQ(command, "ExtendFont")) { double x = 10000 * strtod(arg, 0); - + ent->extend = SFROUND(x); } else if(STREQ(command, "ReEncodeFont")) { if(ent->encoding) @@ -485,13 +485,13 @@ DviFontMapEnt *mdvi_load_fontmap(const char *file) } if(in == NULL) return NULL; - + ent = NULL; listh_init(&list); dstring_init(&input); last_encoding = NULL; last_encfile = NULL; - + while((ptr = dgets(&input, in)) != NULL) { char *font_file; char *tex_name; @@ -502,12 +502,12 @@ DviFontMapEnt *mdvi_load_fontmap(const char *file) lineno++; SKIPSP(ptr); - + /* we skip what dvips does */ - if(*ptr <= ' ' || *ptr == '*' || *ptr == '#' || + if(*ptr <= ' ' || *ptr == '*' || *ptr == '#' || *ptr == ';' || *ptr == '%') continue; - + font_file = NULL; tex_name = NULL; ps_name = NULL; @@ -522,14 +522,14 @@ DviFontMapEnt *mdvi_load_fontmap(const char *file) } while(*ptr) { char *hdr_name = NULL; - + while(*ptr && *ptr <= ' ') ptr++; if(*ptr == 0) break; if(*ptr == '"') { char *str; - + str = getstring(ptr, " \t", &ptr); if(*ptr) *ptr++ = 0; parse_spec(ent, str); @@ -557,7 +557,7 @@ DviFontMapEnt *mdvi_load_fontmap(const char *file) if(hdr_name) { const char *ext = file_extension(hdr_name); - + if(is_encoding || (ext && STRCEQ(ext, "enc"))) vec_name = hdr_name; else @@ -576,7 +576,7 @@ DviFontMapEnt *mdvi_load_fontmap(const char *file) /* if we have an encoding file, register it */ if(ent->encfile) { - /* register_encoding is smart enough not to load the + /* register_encoding is smart enough not to load the * same file twice */ if(!last_encfile || !STREQ(last_encfile, ent->encfile)) { last_encfile = ent->encfile; @@ -584,7 +584,7 @@ DviFontMapEnt *mdvi_load_fontmap(const char *file) } enc = last_encoding; } - if(ent->encfile && enc){ + if(ent->encfile && enc){ if(ent->encoding && !STREQ(ent->encoding, enc->name)) { mdvi_warning( _("%s: %d: [%s] requested encoding `%s' does not match vector `%s'\n"), @@ -593,15 +593,15 @@ DviFontMapEnt *mdvi_load_fontmap(const char *file) } else if(!ent->encoding) ent->encoding = mdvi_strdup(enc->name); } - + /* add it to the list */ /*print_ent(ent);*/ listh_append(&list, LIST(ent)); ent = NULL; } - dstring_reset(&input); + dstring_reset(&input); fclose(in); - + return (DviFontMapEnt *)list.head; } @@ -629,7 +629,7 @@ void mdvi_install_fontmap(DviFontMapEnt *head) for(ent = head; ent; ent = next) { /* add all the entries, overriding old ones */ DviFontMapEnt *old; - + old = (DviFontMapEnt *) mdvi_hash_remove(&maptable, MDVI_KEY(ent->fontname)); if(old != NULL) { @@ -639,7 +639,7 @@ void mdvi_install_fontmap(DviFontMapEnt *head) free_ent(old); } next = ent->next; - mdvi_hash_add(&maptable, MDVI_KEY(ent->fontname), + mdvi_hash_add(&maptable, MDVI_KEY(ent->fontname), ent, MDVI_HASH_UNCHECKED); listh_append(&fontmaps, LIST(ent)); } @@ -650,7 +650,7 @@ static void init_static_encoding() DviEncoding *encoding; int i; - DEBUG((DBG_FMAP, "installing static TeX text encoding\n")); + DEBUG((DBG_FMAP, "installing static TeX text encoding\n")); encoding = xalloc(DviEncoding); encoding->private = ""; encoding->filename = ""; @@ -671,7 +671,7 @@ static void init_static_encoding() mdvi_hash_create(&enctable, ENC_HASH_SIZE); mdvi_hash_create(&enctable_file, ENC_HASH_SIZE); enctable_file.hash_free = file_hash_free; - mdvi_hash_add(&enctable, MDVI_KEY(encoding->name), + mdvi_hash_add(&enctable, MDVI_KEY(encoding->name), encoding, MDVI_HASH_UNCHECKED); listh_prepend(&encodings, LIST(encoding)); tex_text_encoding = encoding; @@ -720,7 +720,7 @@ static int mdvi_init_fontmaps(void) /* create the fontmap hash table */ mdvi_hash_create(&maptable, MAP_HASH_SIZE); - + /* get the name of our configuration file */ config = kpse_cnf_get("mdvi-config"); if(config == NULL) @@ -738,13 +738,13 @@ static int mdvi_init_fontmaps(void) dstring_init(&input); while((line = dgets(&input, in)) != NULL) { char *arg, *map_file; - + SKIPSP(line); if(*line < ' ' || *line == '#' || *line == '%') continue; if(STRNEQ(line, "fontmap", 7)) { DviFontMapEnt *ent; - + arg = getstring(line + 7, " \t", &line); *line = 0; DEBUG((DBG_FMAP, "%s: loading fontmap\n", arg)); ent = mdvi_load_fontmap(arg); @@ -756,7 +756,7 @@ static int mdvi_init_fontmaps(void) if(ent == NULL) mdvi_warning(_("%s: could not load fontmap\n"), arg); else { - DEBUG((DBG_FMAP, + DEBUG((DBG_FMAP, "%s: installing fontmap\n", arg)); mdvi_install_fontmap(ent); count++; @@ -804,7 +804,7 @@ int mdvi_query_fontmap(DviFontMapInfo *info, const char *fontname) DviFontMapEnt *ent; if(!fontmaps_loaded && mdvi_init_fontmaps() < 0) - return -1; + return -1; ent = (DviFontMapEnt *)mdvi_hash_lookup(&maptable, MDVI_KEY(fontname)); if(ent == NULL) @@ -815,14 +815,14 @@ int mdvi_query_fontmap(DviFontMapInfo *info, const char *fontname) info->extend = ent->extend; info->slant = ent->slant; info->fullfile = ent->fullfile; - - return 0; + + return 0; } int mdvi_add_fontmap_file(const char *name, const char *fullpath) { DviFontMapEnt *ent; - + if(!fontmaps_loaded && mdvi_init_fontmaps() < 0) return -1; ent = (DviFontMapEnt *)mdvi_hash_lookup(&maptable, MDVI_KEY(name)); @@ -856,13 +856,13 @@ void mdvi_flush_encodings(void) if(tex_text_encoding->nametab.buckets) mdvi_hash_reset(&tex_text_encoding->nametab, 0); mdvi_hash_reset(&enctable, 0); - mdvi_hash_reset(&enctable_file, 0); + mdvi_hash_reset(&enctable_file, 0); } void mdvi_flush_fontmaps(void) { DviFontMapEnt *ent; - + if(!fontmaps_loaded) return; @@ -885,7 +885,7 @@ void ps_init_default_paths(void) ASSERT(psinitialized == 0); kppath = getenv("GS_LIB"); - kfpath = getenv("GS_FONTPATH"); + kfpath = getenv("GS_FONTPATH"); if(kppath != NULL) pslibdir = kpse_path_expand(kppath); @@ -904,7 +904,7 @@ int mdvi_ps_read_fontmap(const char *name) Dstring dstr; char *line; int count = 0; - + if(!psinitialized) ps_init_default_paths(); if(pslibdir) @@ -918,17 +918,17 @@ int mdvi_ps_read_fontmap(const char *name) return -1; } dstring_init(&dstr); - + while((line = dgets(&dstr, in)) != NULL) { char *name; char *mapname; const char *ext; PSFontMap *ps; - + SKIPSP(line); /* we're looking for lines of the form * /FONT-NAME (fontfile) - * /FONT-NAME /FONT-ALIAS + * /FONT-NAME /FONT-ALIAS */ if(*line != '/') continue; @@ -936,12 +936,12 @@ int mdvi_ps_read_fontmap(const char *name) if(*line) *line++ = 0; mapname = getword(line, " \t", &line); if(*line) *line++ = 0; - + if(!name || !mapname || !*name) continue; if(*mapname == '(') { char *end; - + mapname++; for(end = mapname; *end && *end != ')'; end++); *end = 0; @@ -960,7 +960,7 @@ int mdvi_ps_read_fontmap(const char *name) if(ps != NULL) { if(STREQ(ps->mapname, mapname)) continue; - DEBUG((DBG_FMAP, + DEBUG((DBG_FMAP, "(ps) replacing font `%s' (%s) by `%s'\n", name, ps->mapname, mapname)); mdvi_free(ps->mapname); @@ -984,7 +984,7 @@ int mdvi_ps_read_fontmap(const char *name) } fclose(in); dstring_reset(&dstr); - + DEBUG((DBG_FMAP, "(ps) %s: %d PostScript fonts registered\n", fullname, count)); return 0; @@ -993,7 +993,7 @@ int mdvi_ps_read_fontmap(const char *name) void mdvi_ps_flush_fonts(void) { PSFontMap *map; - + if(!psinitialized) return; DEBUG((DBG_FMAP, "(ps) flushing PS font map (%d) entries\n", @@ -1037,11 +1037,11 @@ char *mdvi_ps_find_font(const char *psname) /* is it an alias? */ smap = map; while(recursion_limit-- > 0 && smap && *smap->mapname == '/') - smap = (PSFontMap *)mdvi_hash_lookup(&pstable, + smap = (PSFontMap *)mdvi_hash_lookup(&pstable, MDVI_KEY(smap->mapname + 1)); if(smap == NULL) { if(recursion_limit == 0) - DEBUG((DBG_FMAP, + DEBUG((DBG_FMAP, "(ps) %s: possible loop in PS font map\n", psname)); return NULL; @@ -1055,7 +1055,7 @@ char *mdvi_ps_find_font(const char *psname) filename = NULL; if(filename) map->fullname = mdvi_strdup(filename); - + return filename; } @@ -1071,7 +1071,7 @@ char *mdvi_ps_find_font(const char *psname) * cache, so the next time it will be found at the first step (when we look * up NAME.afm). * - * The name `_ps_' in this function is not meant to imply that it can be + * The name `_ps_' in this function is not meant to imply that it can be * used for Type1 fonts only. It should be usable for TrueType fonts as well. * * The returned metric info is subjected to the same caching mechanism as @@ -1094,7 +1094,7 @@ TFMInfo *mdvi_ps_get_metrics(const char *fontname) double efactor; double sfactor; - DEBUG((DBG_FMAP, "(ps) %s: looking for metric data\n", fontname)); + DEBUG((DBG_FMAP, "(ps) %s: looking for metric data\n", fontname)); info = get_font_metrics(fontname, DviFontAny, NULL); if(info != NULL) return info; @@ -1102,7 +1102,7 @@ TFMInfo *mdvi_ps_get_metrics(const char *fontname) /* query the fontmap */ if(mdvi_query_fontmap(&map, fontname) < 0 || !map.psname) return NULL; - + /* get the PS font */ psfont = mdvi_ps_find_font(map.psname); if(psfont == NULL) @@ -1140,9 +1140,9 @@ TFMInfo *mdvi_ps_get_metrics(const char *fontname) if(info == NULL || (!map.extend && !map.slant)) return info; - /* - * transform the data as prescribed -- keep in mind that `info' - * points to CACHED data, so we're modifying the metric cache + /* + * transform the data as prescribed -- keep in mind that `info' + * points to CACHED data, so we're modifying the metric cache * in place. */ @@ -1174,6 +1174,6 @@ TFMInfo *mdvi_ps_get_metrics(const char *fontname) ch->right = TRANSFORM(ch->right, ch->height); } } - + return info; } |