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Some small format changes. Output name is input name + '.tch'.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@4413 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2009-11-01 21:33:28 +00:00
parent 45777792ee
commit 23c96f81c0
1 changed files with 22 additions and 6 deletions
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28
src/chrcvt/main.c
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@ -40,6 +40,7 @@
/* common */
#include "cmdline.h"
#include "fname.h"
#include "print.h"
#include "strbuf.h"
#include "xmalloc.h"
@ -126,7 +127,7 @@
*
* Header portion:
* .byte $54, $43, $48, $00 ; "TCH" version
* .word <size of char definitions>
* .word <size of data portion>
* Data portion:
* .byte <top> ; Value from $88
* .byte <baseline> ; Value from $89
@ -147,8 +148,7 @@
* is stored in the header.
*
* Above structure allows a program to read the header portion of the file,
* validate it, read the width and offset tables into static storage, allocate
* memory for the character definitions read them into memory in one chunk.
* validate it, then read the remainder of the file into memory in one chunk.
* The character definition offsets will then be converted into pointers by
* adding the character definition base pointer to each.
*/
@ -178,10 +178,12 @@ static void Usage (void)
"Usage: %s [options] file [options] [file]\n"
"Short options:\n"
" -h\t\t\tHelp (this text)\n"
" -v\t\t\tBe more verbose\n"
" -V\t\t\tPrint the version number and exit\n"
"\n"
"Long options:\n"
" --help\t\tHelp (this text)\n"
" --verbose\t\tBe more verbose\n"
" --version\t\tPrint the version number and exit\n",
ProgName);
}
@ -343,7 +345,9 @@ static void ConvertFile (const char* Input, const char* Output)
FirstChar = Buf[0x84];
CharCount = Buf[0x81] + (Buf[0x82] << 8);
LastChar = FirstChar + CharCount - 1;
if (FirstChar < 0x20 || LastChar < 0x7E) {
if (FirstChar > 0x20 || LastChar < 0x7E) {
Print (stderr, 1, "FirstChar = $%04X, CharCount = %u\n",
FirstChar, CharCount);
Error ("File `%s' doesn't contain the chars we need", Input);
} else if (LastChar >= 0x100) {
Error ("File `%s' contains too many character definitions", Input);
@ -380,13 +384,20 @@ static void ConvertFile (const char* Input, const char* Output)
}
/* Complete the TCH header */
Offs = SB_GetLen (&VectorData);
Offs = 3 + 0x5F + 2*0x5F + SB_GetLen (&VectorData);
TchHeader[4] = Offs & 0xFF;
TchHeader[5] = (Offs >> 8) & 0xFF;
TchHeader[6] = Buf[0x88];
TchHeader[7] = Buf[0x89];
TchHeader[8] = (unsigned char) -(signed char)(Buf[0x8A]);
/* If the output file is NULL, use the name of the input file with ".tch"
* appended.
*/
if (Output == 0) {
Output = MakeFilename (Input, ".tch");
}
/* Open the output file */
F = fopen (Output, "wb");
if (F == 0) {
@ -409,6 +420,7 @@ static void ConvertFile (const char* Input, const char* Output)
}
/* Write the data to the output file */
Offs = SB_GetLen (&VectorData);
if (fwrite (SB_GetConstBuf (&VectorData), 1, Offs, F) != Offs) {
Error ("Error writing to `%s' (disk full?)", Output);
}
@ -457,6 +469,10 @@ int main (int argc, char* argv [])
OptHelp (Arg, 0);
break;
case 'v':
OptVerbose (Arg, 0);
break;
case 'V':
OptVersion (Arg, 0);
break;
@ -468,7 +484,7 @@ int main (int argc, char* argv [])
}
} else {
/* Filename. Dump it. */
ConvertFile (Arg, "out.tch");
ConvertFile (Arg, 0);
++FilesProcessed;
}