Apple-2gs-SW
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md2teach
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Change from stdio to direct GS/OS calls for writing the file. Need to switch from a text file to a teach file and write the resources next.

This commit is contained in:
Jeremy Rand 2021-04-22 20:21:14 -04:00
parent beb063b56f
commit 3456321b23
1 changed files with 101 additions and 31 deletions
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132
md2teach/main.c
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@ -14,6 +14,8 @@
#include <stdlib.h>
#include <string.h>
#include <gsos.h>
#include "md4c.h"
#pragma memorymodel 1
@ -87,7 +89,9 @@ int isFirstNonDocumentBlock = 1;
tBlockListItem * blockList = NULL;
FILE * outputFile;
IORecGS writeRec;
char writeBuffer[4096];
int writeBufferOffset = 0;
tEntity entities[] = {
{ "&Tab;", 0x9, 0x9 },
@ -317,6 +321,34 @@ tEntity entities[] = {
// Implementation
void flushBuffer(void)
{
writeRec.requestCount = writeBufferOffset;
WriteGS(&writeRec);
if (toolerror()) {
fprintf(stderr, "%s: Error writing to output file\n", commandName);
exit(1);
}
writeBufferOffset = 0;
}
void writeChar(MD_CHAR ch)
{
if (writeBufferOffset == sizeof(writeBuffer))
flushBuffer();
writeBuffer[writeBufferOffset] = ch;
writeBufferOffset++;
}
void writeString(MD_CHAR * str, MD_SIZE size)
{
MD_SIZE i;
for (i = 0; i < size; i++)
writeChar(str[i]);
}
static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
{
tBlockListItem * newBlock = malloc(sizeof(tBlockListItem));
@ -359,7 +391,7 @@ static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
newBlock->numTabs++;
if (!isFirstNonDocumentBlock)
fputc('\r', outputFile);
writeChar('\r');
break;
}
@ -372,7 +404,7 @@ static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
newBlock->numTabs++;
if (!isFirstNonDocumentBlock)
fputc('\r', outputFile);
writeChar('\r');
break;
}
@ -380,6 +412,7 @@ static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
int i;
tBlockListItem * enclosingBlock = newBlock->next;
int isNumbered = 0;
static char str[16];
if (debugEnabled)
fprintf(stderr, "%*sLI {\n", debugIndentLevel, "");
@ -393,22 +426,23 @@ static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
isNumbered = 1;
if ((!enclosingBlock->u.olDetail.is_tight) &&
(!isFirstNonDocumentBlock))
fputc('\r', outputFile);
writeChar('\r');
} else if (enclosingBlock->type == MD_BLOCK_UL) {
if ((!enclosingBlock->u.ulDetail.is_tight) &&
(!isFirstNonDocumentBlock))
fputc('\r', outputFile);
writeChar('\r');
}
for (i = 0; i < newBlock->numTabs; i++)
fputc('\t', outputFile);
writeChar('\t');
if (isNumbered) {
fprintf(outputFile, "%u%c ", enclosingBlock->u.olDetail.start, enclosingBlock->u.olDetail.mark_delimiter);
sprintf(str, "%u%c ", enclosingBlock->u.olDetail.start, enclosingBlock->u.olDetail.mark_delimiter);
enclosingBlock->u.olDetail.start++;
} else {
fprintf(outputFile, "%c ", 0xa5); // 0xa5 is a bullet character
sprintf(str, "%c ", 0xa5); // 0xa5 is a bullet character
}
writeString(str, strlen(str));
break;
}
@ -420,10 +454,10 @@ static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
fprintf(stderr, "%*sHR {\n", debugIndentLevel, "");
if (!isFirstNonDocumentBlock)
fputc('\r', outputFile);
writeChar('\r');
for (i = 0; i < 30; i++)
fputc('_', outputFile); // 0xd1 is a horizontal line
writeChar('_');
break;
}
@ -435,7 +469,7 @@ static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
memcpy(&(newBlock->u.hDetail), hDetail, sizeof(*hDetail));
if (!isFirstNonDocumentBlock)
fputc('\r', outputFile);
writeChar('\r');
break;
}
@ -452,7 +486,7 @@ static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
memcpy(&(newBlock->u.codeDetail), codeDetail, sizeof(*codeDetail));
if (!isFirstNonDocumentBlock)
fputc('\r', outputFile);
writeChar('\r');
break;
}
@ -461,7 +495,7 @@ static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
fprintf(stderr, "%*sP {\n", debugIndentLevel, "");
if (!isFirstNonDocumentBlock)
fputc('\r', outputFile);
writeChar('\r');
break;
default:
@ -508,31 +542,31 @@ static int leaveBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
break;
case MD_BLOCK_UL:
fputc('\r', outputFile);
writeChar('\r');
break;
case MD_BLOCK_OL:
fputc('\r', outputFile);
writeChar('\r');
break;
case MD_BLOCK_LI:
fputc('\r', outputFile);
writeChar('\r');
break;
case MD_BLOCK_HR:
fputc('\r', outputFile);
writeChar('\r');
break;
case MD_BLOCK_H:
fputc('\r', outputFile);
writeChar('\r');
break;
case MD_BLOCK_CODE:
fputc('\r', outputFile);
writeChar('\r');
break;
case MD_BLOCK_P:
fputc('\r', outputFile);
writeChar('\r');
break;
default:
@ -648,7 +682,7 @@ static void printEntity(const MD_CHAR * text, MD_SIZE size)
unicodeChar = 0;
if ((unicodeChar > 0) &&
(unicodeChar < 128)) {
fputc(unicodeChar, outputFile);
writeChar(unicodeChar);
return;
}
}
@ -660,7 +694,7 @@ static void printEntity(const MD_CHAR * text, MD_SIZE size)
unicodeChar = 0;
if ((unicodeChar > 0) &&
(unicodeChar < 128)) {
fputc(unicodeChar, outputFile);
writeChar(unicodeChar);
return;
}
}
@ -668,7 +702,7 @@ static void printEntity(const MD_CHAR * text, MD_SIZE size)
for (entityNum = 0; entityNum < (sizeof(entities) / sizeof(entities[0])); entityNum++) {
if ((unicodeChar == entities[entityNum].unicodeChar) ||
(strncmp(entities[entityNum].entityString, text, size) == 0)) {
fputc(entities[entityNum].entityChar, outputFile);
writeChar(entities[entityNum].entityChar);
return;
}
}
@ -725,7 +759,7 @@ static int textHook(MD_TEXTTYPE type, const MD_CHAR * text, MD_SIZE size, void *
}
if (size > 0)
fwrite(text, sizeof(MD_CHAR), size, outputFile);
writeString(text, size);
return 0;
}
@ -787,8 +821,11 @@ int main(int argc, char * argv[])
static FILE * inputFile;
static long inputFileLen;
static char * inputBuffer;
static char * outputFileName;
static GSString255 outputFileName;
static OpenRecGS openRec;
static SetPositionRecGS setEofRec;
static RefNumRecGS closeRec;
static int index;
@ -796,13 +833,41 @@ int main(int argc, char * argv[])
index = parseArgs(argc, argv);
inputFileName = argv[index];
outputFileName = argv[index + 1];
outputFile = fopen(outputFileName, "w");
if (outputFile == NULL) {
fprintf(stderr, "%s: Unable to open output file %s, %s\n", commandName, outputFileName, strerror(errno));
outputFileName.length = strlen(argv[index + 1]);
if (outputFileName.length >= sizeof(outputFileName.text)) {
fprintf(stderr, "%s: Output file path too long, %s\n", commandName, outputFileName);
exit(1);
}
strcpy(outputFileName.text, argv[index + 1]);
openRec.pCount = 7;
openRec.refNum = 0;
openRec.pathname = &outputFileName;
openRec.requestAccess = writeEnable;
openRec.resourceNumber = 0;
openRec.access = destroyEnable | renameEnable | readWriteEnable;
openRec.fileType = 0x04; // This is for text, it is 0x50 for Teach
openRec.auxType = 0x0000;
OpenGS(&openRec);
if (toolerror()) {
fprintf(stderr, "%s: Unable to open output file %s\n", commandName, outputFileName.text);
exit(1);
}
setEofRec.pCount = 3;
setEofRec.refNum = openRec.refNum;
setEofRec.base = startPlus;
setEofRec.displacement = 0;
SetEOFGS(&setEofRec);
if (toolerror()) {
fprintf(stderr, "%s: Unable to truncate output file %s\n", commandName, outputFileName.text);
exit(1);
}
writeRec.pCount = 4;
writeRec.refNum = openRec.refNum;
writeRec.dataBuffer = writeBuffer;
inputFile = fopen(inputFileName, "r");
if (inputFile == NULL) {
@ -846,10 +911,15 @@ int main(int argc, char * argv[])
result = md_parse(inputBuffer, inputFileLen, &parser, NULL);
if (writeBufferOffset > 0)
flushBuffer();
closeRec.pCount = 1;
closeRec.refNum = openRec.refNum;
CloseGS(&closeRec);
putchar('\n');
fclose(inputFile);
fclose(outputFile);
if (debugEnabled) {
fprintf(stderr, "Parser result: %d\n", result);