diff options
Diffstat (limited to 'converter/ppm/xpmtoppm.c')
| -rw-r--r-- | converter/ppm/xpmtoppm.c | 113 |
1 files changed, 57 insertions, 56 deletions
diff --git a/converter/ppm/xpmtoppm.c b/converter/ppm/xpmtoppm.c index 27f17931..46101a09 100644 --- a/converter/ppm/xpmtoppm.c +++ b/converter/ppm/xpmtoppm.c @@ -3,6 +3,7 @@ Copyright and history information is at end of file */ +#define _DEFAULT_SOURCE /* New name for SVID & BSD source defines */ #define _BSD_SOURCE /* Make sure strdup() is in string.h */ #define _XOPEN_SOURCE 500 /* Make sure strdup() is in string.h */ @@ -81,14 +82,14 @@ parseCommandLine(int argc, char ** argv, cmdlineP->input_filespec = NULL; /* he wants stdin */ else if (argc - 1 == 1) cmdlineP->input_filespec = strdup(argv[1]); - else + else pm_error("Too many arguments. The only argument accepted\n" "is the input file specification"); - if (cmdlineP->alpha_filename && + if (cmdlineP->alpha_filename && streq(cmdlineP->alpha_filename, "-")) cmdlineP->alpha_stdout = TRUE; - else + else cmdlineP->alpha_stdout = FALSE; } @@ -223,7 +224,7 @@ entryMatch(struct ColorNameHashTableEntry const entry, { unsigned int i; - + for (i = 0; i < size; ++i) { if (name[i] != entry.colorName[i]) return false; @@ -271,7 +272,7 @@ hash_find(const ColorNameHash * const hashP, for (i = initialIndex; !entryMatch(hashP->table[i], name, hashP->nameSize); bumpIndex(&i, hashP->size, initialIndex)); - + *entryPP = &hashP->table[i]; } @@ -357,7 +358,7 @@ getLine(char * const line, If 'backup' is true, the "next line" is the previously read line, i.e. the one in that one-line buffer. Otherwise, the "next line" is the next - line from the real file. After reading the backed up line, we reset + line from the real file. After reading the backed up line, we reset 'backup' to false. Return the line as a null terminated string in *line, which is an @@ -370,7 +371,7 @@ getLine(char * const line, "which is out of bounds"); if (backup) { - strncpy(line, lastInputLine, size); + strncpy(line, lastInputLine, size); backup = FALSE; } else { if (fgets(line, size, stream) == NULL) @@ -397,7 +398,7 @@ getword(char * const output, char ** const cursorP) { strncpy(output, t1, t2 - t1); output[t2 - t1] = '\0'; *cursorP = t2; -} +} @@ -437,7 +438,7 @@ validateColorName(const char * const name, static void interpretXpm3ColorTableLine(char const line[], - unsigned int const seqNum, + unsigned int const seqNum, unsigned int const charsPerPixel, ColorNameHash * const hashP) { /*---------------------------------------------------------------------------- @@ -457,22 +458,22 @@ interpretXpm3ColorTableLine(char const line[], -----------------------------------------------------------------------------*/ /* Note: this code seems to allow for multi-word color specifications, but I'm not aware that such are legal. Ultimately, ppm_parsecolor() - interprets the name, and I believe it takes only single word + interprets the name, and I believe it takes only single word color specifications. -Bryan 2001.05.06. */ - char str2[MAX_LINE+1]; + char str2[MAX_LINE+1]; char * t1; char * t2; int endOfEntry; /* boolean */ - + unsigned int curkey, key, highkey; /* current color key */ - bool lastwaskey; + bool lastwaskey; /* The last token we processes was a key, and we have processed at least one token. */ char curbuf[BUFSIZ]; /* current buffer */ bool isTransparent; - + const char * colorName; /* The 0-3 character name this color map line gives the color (i.e. the name that the raster uses). This is NOT NUL-terminated. @@ -484,20 +485,20 @@ interpretXpm3ColorTableLine(char const line[], if (t1 == NULL) pm_error("A line that is supposed to be an entry in the color " "table does not start with a quote. The line is '%s'. " - "It is the %uth entry in the color table.", + "It is the %uth entry in the color table.", line, seqNum); else ++t1; /* Points now to first color number character */ - + validateColorName(t1, charsPerPixel); colorName = t1; t1 += charsPerPixel; /* - * read color keys and values + * read color keys and values */ - curkey = 0; + curkey = 0; highkey = 1; lastwaskey = FALSE; t2 = t1; @@ -511,8 +512,8 @@ interpretXpm3ColorTableLine(char const line[], /* See if the word we got is a valid key (and get its key number if so) */ - for (key = 1; - key <= NKEYS && !streq(xpmColorKeys[key - 1], str2); + for (key = 1; + key <= NKEYS && !streq(xpmColorKeys[key - 1], str2); key++); isKey = (key <= NKEYS); @@ -520,21 +521,21 @@ interpretXpm3ColorTableLine(char const line[], /* This word is a color specification (or "none" for transparent). */ - if (!curkey) + if (!curkey) pm_error("Missing color key token in color table line " "'%s' before '%s'.", line, str2); - if (!lastwaskey) + if (!lastwaskey) strcat(curbuf, " "); /* append space */ - if ( (strneq(str2, "None", 4)) + if ( (strneq(str2, "None", 4)) || (strneq(str2, "none", 4)) ) { /* This entry identifies the transparent color number */ strcat(curbuf, "#000000"); /* Make it black */ isTransparent = TRUE; - } else + } else strcat(curbuf, str2); /* append buf */ lastwaskey = FALSE; - } else { - /* This word is a key. So we've seen the last of the + } else { + /* This word is a key. So we've seen the last of the info for the previous key, and we must either put it in the color map or ignore it if we already have a higher color form in the colormap for this colormap entry. @@ -560,7 +561,7 @@ interpretXpm3ColorTableLine(char const line[], addToColorMap(hashP, colorName, curbuf, isTransparent); highkey = curkey; } - if (highkey == 1) + if (highkey == 1) pm_error("C error scanning color table"); } @@ -587,10 +588,10 @@ readV3ColorTable(FILE * const ifP, /* skip the comment line if any */ if (strneq(line, "/*", 2)) getLine(line, sizeof(line), ifP); - + interpretXpm3ColorTableLine(line, seqNum, charsPerPixel, colorNameHashP); - + } *colorNameHashPP = colorNameHashP; } @@ -600,7 +601,7 @@ readV3ColorTable(FILE * const ifP, static void readXpm3Header(FILE * const ifP, unsigned int * const widthP, - unsigned int * const heightP, + unsigned int * const heightP, unsigned int * const charsPerPixelP, ColorNameHash ** const colorNameHashPP) { /*---------------------------------------------------------------------------- @@ -619,14 +620,14 @@ readXpm3Header(FILE * const ifP, -----------------------------------------------------------------------------*/ char line[MAX_LINE+1]; const char * xpm3_signature = "/* XPM */"; - + unsigned int width, height; unsigned int nColors; unsigned int charsPerPixel; /* Read the XPM signature comment */ getLine(line, sizeof(line), ifP); - if (!strneq(line, xpm3_signature, strlen(xpm3_signature))) + if (!strneq(line, xpm3_signature, strlen(xpm3_signature))) pm_error("Apparent XPM 3 file does not start with '/* XPM */'. " "First line is '%s'", xpm3_signature); @@ -715,7 +716,7 @@ readV1ColorTable(FILE * const ifP, static void readXpm1Header(FILE * const ifP, unsigned int * const widthP, - unsigned int * const heightP, + unsigned int * const heightP, unsigned int * const charsPerPixelP, ColorNameHash ** const colorNameHashPP) { /*---------------------------------------------------------------------------- @@ -723,11 +724,11 @@ readXpm1Header(FILE * const ifP, getLine() stream is presently positioned to the beginning of the file and it is a Version 1 XPM file. Leave the stream positioned after the header. - + Return the information from the header the same as for readXpm3Header. -----------------------------------------------------------------------------*/ int format, v; - bool processedStaticChar; + bool processedStaticChar; /* We have read up to and interpreted the "static char..." line */ char * t1; unsigned int nColors; @@ -875,7 +876,7 @@ convertRow(char const line[], "'%s'. Ignoring this line.", line); } else { unsigned int col; - + ++lineCursor; /* Skip to first character after quote */ /* Handle pixels until a close quote, eol, or we've returned all @@ -889,7 +890,7 @@ convertRow(char const line[], alpharow[col] = hash_isTransparent(colorNameHashP, lineCursor) ? PBM_BLACK : PBM_WHITE; - + lineCursor += charsPerPixel; } if (*lineCursor != '"') @@ -902,7 +903,7 @@ convertRow(char const line[], static void convertRaster(FILE * const ifP, unsigned int const cols, - unsigned int const rows, + unsigned int const rows, unsigned int const charsPerPixel, const ColorNameHash * const colorNameHashP, FILE * const imageOutFileP, @@ -927,7 +928,7 @@ convertRaster(FILE * const ifP, bool haveLine; for (haveLine = false; !haveLine; ) { - getLine(line, sizeof(line), ifP); + getLine(line, sizeof(line), ifP); if (strneq(line, "/*", 2)) { /* It's a comment. Ignore it. */ @@ -938,22 +939,22 @@ convertRaster(FILE * const ifP, pixrow, alpharow); if (imageOutFileP) - ppm_writeppmrow(imageOutFileP, + ppm_writeppmrow(imageOutFileP, pixrow, cols, PPM_MAXMAXVAL, 0); - if (alphaOutFileP) - pbm_writepbmrow(alphaOutFileP, alpharow, cols, 0); + if (alphaOutFileP) + pbm_writepbmrow(alphaOutFileP, alpharow, cols, 0); } pbm_freerow(alpharow); ppm_freerow(pixrow); } - + static void readXpmHeader(FILE * const ifP, unsigned int * const widthP, - unsigned int * const heightP, + unsigned int * const heightP, unsigned int * const charsPerPixelP, ColorNameHash ** const colorNameHashPP) { /*---------------------------------------------------------------------------- @@ -973,7 +974,7 @@ readXpmHeader(FILE * const ifP, /* Read the header line */ getLine(line, sizeof(line), ifP); backup = TRUE; /* back up so next read reads this line again */ - + rc = sscanf(line, "/* %s */", str1); if (rc == 1 && strneq(str1, "XPM", 3)) { /* It's an XPM version 3 file */ @@ -986,7 +987,7 @@ readXpmHeader(FILE * const ifP, *heightP = height; *charsPerPixelP = charsPerPixel; } - + int @@ -1007,20 +1008,20 @@ main(int argc, char *argv[]) { verbose = cmdline.verbose; - if ( cmdline.input_filespec != NULL ) + if ( cmdline.input_filespec != NULL ) ifP = pm_openr( cmdline.input_filespec); else ifP = stdin; if (cmdline.alpha_stdout) alphaOutFileP = stdout; - else if (cmdline.alpha_filename == NULL) + else if (cmdline.alpha_filename == NULL) alphaOutFileP = NULL; else { alphaOutFileP = pm_openw(cmdline.alpha_filename); } - if (cmdline.alpha_stdout) + if (cmdline.alpha_stdout) imageOutFileP = NULL; else imageOutFileP = stdout; @@ -1035,7 +1036,7 @@ main(int argc, char *argv[]) { convertRaster(ifP, cols, rows, charsPerPixel, colorNameHashP, imageOutFileP, alphaOutFileP); - + pm_close(ifP); if (imageOutFileP) pm_close(imageOutFileP); @@ -1043,7 +1044,7 @@ main(int argc, char *argv[]) { pm_close(alphaOutFileP); hash_destroy(colorNameHashP); - + return 0; } @@ -1065,17 +1066,17 @@ main(int argc, char *argv[]) { ** Tue Apr 9 1991 ** ** Rainer Sinkwitz sinkwitz@ifi.unizh.ch - 21 Nov 91: -** - Bug fix, no advance of read ptr, would not read -** colors like "ac c black" because it would find +** - Bug fix, no advance of read ptr, would not read +** colors like "ac c black" because it would find ** the "c" of "ac" and then had problems with "c" ** as color. -** +** ** - Now understands multiword X11 color names -** +** ** - Now reads multiple color keys. Takes the color ** of the hightest available key. Lines no longer need ** to begin with key 'c'. -** +** ** - expanded line buffer to from 500 to 2048 for bigger files */ |