Apple-2gs-SW
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md2teach
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Cleanup the implementation and split things into separate files a bit.

This commit is contained in:
Jeremy Rand 2021-04-24 16:15:43 -04:00
parent 72da5a8db2
commit 59913db1ff
7 changed files with 294 additions and 856 deletions
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14
md2teach.xcodeproj/project.pbxproj
View File

@ -16,6 +16,8 @@
9D6532FA2626240800105D50 /* tail.mk in CopyFiles */ = {isa = PBXBuildFile; fileRef = 9D6532F92626240800105D50 /* tail.mk */; };
9D6532FD2626240800105D50 /* md2teach.xcscheme in CopyFiles */ = {isa = PBXBuildFile; fileRef = 9D6532FC2626240800105D50 /* md2teach.xcscheme */; };
9D65330D2626246700105D50 /* md4c.c in Sources */ = {isa = PBXBuildFile; fileRef = 9D65330C2626246700105D50 /* md4c.c */; };
9D8125DD2634A584002F05F5 /* io.c in Sources */ = {isa = PBXBuildFile; fileRef = 9D8125DC2634A584002F05F5 /* io.c */; };
9D8125E42634AC4A002F05F5 /* translate.c in Sources */ = {isa = PBXBuildFile; fileRef = 9D8125E32634AC4A002F05F5 /* translate.c */; };
/* End PBXBuildFile section */
/* Begin PBXCopyFilesBuildPhase section */
@ -49,6 +51,11 @@
9D6532FC2626240800105D50 /* md2teach.xcscheme */ = {isa = PBXFileReference; lastKnownFileType = text.xml; name = md2teach.xcscheme; path = ../../md2teach.xcodeproj/xcshareddata/xcschemes/md2teach.xcscheme; sourceTree = "<group>"; };
9D65330B2626246700105D50 /* md4c.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = md4c.h; sourceTree = "<group>"; };
9D65330C2626246700105D50 /* md4c.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = md4c.c; sourceTree = "<group>"; };
9D8125DA2634A539002F05F5 /* main.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = main.h; sourceTree = "<group>"; };
9D8125DB2634A584002F05F5 /* io.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = io.h; sourceTree = "<group>"; };
9D8125DC2634A584002F05F5 /* io.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = io.c; sourceTree = "<group>"; };
9D8125E22634AC4A002F05F5 /* translate.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = translate.h; sourceTree = "<group>"; };
9D8125E32634AC4A002F05F5 /* translate.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = translate.c; sourceTree = "<group>"; };
9DDFC7B026269D23006D6E71 /* LICENSE */ = {isa = PBXFileReference; lastKnownFileType = text; path = LICENSE; sourceTree = "<group>"; };
9DDFC7B126269D3F006D6E71 /* README.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; path = README.md; sourceTree = "<group>"; };
9DDFC7B42627E081006D6E71 /* test.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; path = test.md; sourceTree = "<group>"; };
@ -94,6 +101,11 @@
isa = PBXGroup;
children = (
9D6532EC2626240800105D50 /* main.c */,
9D8125DA2634A539002F05F5 /* main.h */,
9D8125DB2634A584002F05F5 /* io.h */,
9D8125DC2634A584002F05F5 /* io.c */,
9D8125E22634AC4A002F05F5 /* translate.h */,
9D8125E32634AC4A002F05F5 /* translate.c */,
9D65330C2626246700105D50 /* md4c.c */,
9D65330B2626246700105D50 /* md4c.h */,
9D6532EE2626240800105D50 /* Makefile */,
@ -224,7 +236,9 @@
isa = PBXSourcesBuildPhase;
buildActionMask = 2147483647;
files = (
9D8125E42634AC4A002F05F5 /* translate.c in Sources */,
9D6532EF2626240800105D50 /* Makefile in Sources */,
9D8125DD2634A584002F05F5 /* io.c in Sources */,
9D6532ED2626240800105D50 /* main.c in Sources */,
9D65330D2626246700105D50 /* md4c.c in Sources */,
);

177
md2teach/io.c Normal file
View File

@ -0,0 +1,177 @@
/*
* io.c
* md2teach
*
* Created by Jeremy Rand on 2021-04-24.
*
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <gsos.h>
#include "io.h"
#include "main.h"
// Globals
static IORecGS writeRec;
static char writeBuffer[4096];
static int32_t writeBufferOffset = 0;
// Implementation
static void flushBuffer(void)
{
writeRec.requestCount = writeBufferOffset;
WriteGS(&writeRec);
if (toolerror()) {
fprintf(stderr, "%s: Error writing to output file\n", commandName);
exit(1);
}
writeBufferOffset = 0;
}
int openOutputFile(const char * filename)
{
GSString255 outputFileName;
CreateRecGS createRec;
NameRecGS destroyRec;
OpenRecGS openRec;
outputFileName.length = strlen(filename);
if (outputFileName.length >= sizeof(outputFileName.text)) {
fprintf(stderr, "%s: Output file path too long, %s\n", commandName, outputFileName);
return 1;
}
strcpy(outputFileName.text, filename);
destroyRec.pCount = 1;
destroyRec.pathname = &outputFileName;
DestroyGS(&destroyRec);
createRec.pCount = 5;
createRec.pathname = &outputFileName;
createRec.access = destroyEnable | renameEnable | readWriteEnable;
createRec.fileType = 0x50; // Type for Teach file
createRec.auxType = 0x5445; // Aux type for Teach file
createRec.storageType = extendedFile;
CreateGS(&createRec);
if (toolerror()) {
fprintf(stderr, "%s: Unable to create output file %s\n", commandName, outputFileName.text);
return 1;
}
openRec.pCount = 3;
openRec.refNum = 0;
openRec.pathname = &outputFileName;
openRec.requestAccess = writeEnable;
OpenGS(&openRec);
if (toolerror()) {
fprintf(stderr, "%s: Unable to open output file %s\n", commandName, outputFileName.text);
return 1;
}
writeRec.pCount = 4;
writeRec.refNum = openRec.refNum;
writeRec.dataBuffer = writeBuffer;
return 0;
}
void writeChar(MD_CHAR ch)
{
if (writeBufferOffset == sizeof(writeBuffer))
flushBuffer();
if (ch == '\n')
ch = '\r';
writeBuffer[writeBufferOffset] = ch;
writeBufferOffset++;
}
void writeString(const MD_CHAR * str, MD_SIZE size)
{
MD_SIZE i;
for (i = 0; i < size; i++)
writeChar(str[i]);
}
void closeOutputFile(void)
{
RefNumRecGS closeRec;
if (writeBufferOffset > 0)
flushBuffer();
closeRec.pCount = 1;
closeRec.refNum = writeRec.refNum;
CloseGS(&closeRec);
}
const MD_CHAR * readInputFile(const char * filename, MD_SIZE * bufferSize)
{
FILE * inputFile;
MD_CHAR * inputBuffer;
MD_SIZE inputFileLen;
inputFile = fopen(filename, "r");
if (inputFile == NULL) {
fprintf(stderr, "%s: Unable to open input file %s, %s\n", commandName, filename, strerror(errno));
return NULL;
}
if (fseek(inputFile, 0l, SEEK_END) != 0) {
fprintf(stderr, "%s: Unable to seek to the end of file %s, %s\n", commandName, filename, strerror(errno));
fclose(inputFile);
return NULL;
}
inputFileLen = ftell(inputFile);
if (inputFileLen < 0) {
fprintf(stderr, "%s: Unable to get size of file %s, %s\n", commandName, filename, strerror(errno));
fclose(inputFile);
return NULL;
}
inputBuffer = malloc(inputFileLen);
if (inputBuffer == NULL) {
fprintf(stderr, "%s: Unable to allocate %ld bytes for input buffer\n", commandName, inputFileLen);
fclose(inputFile);
return NULL;
}
if (fseek(inputFile, 0l, SEEK_SET) != 0) {
fprintf(stderr, "%s: Unable to seek to the beginning of file %s, %s\n", commandName, filename, strerror(errno));
free(inputBuffer);
fclose(inputFile);
return NULL;
}
if (fread(inputBuffer, 1, inputFileLen, inputFile) != inputFileLen) {
fprintf(stderr, "%s: Unable to read all of file %s, %s\n", commandName, filename, strerror(errno));
free(inputBuffer);
fclose(inputFile);
return NULL;
}
fclose(inputFile);
*bufferSize = inputFileLen;
return inputBuffer;
}
void releaseInputBuffer(const MD_CHAR * inputBuffer)
{
free(inputBuffer);
}

25
md2teach/io.h Normal file
View File

@ -0,0 +1,25 @@
/*
* io.h
* md2teach
*
* Created by Jeremy Rand on 2021-04-24.
*
*/
#ifndef _GUARD_PROJECTmd2teach_FILEio_
#define _GUARD_PROJECTmd2teach_FILEio_
#include "md4c.h"
extern int openOutputFile(const char * filename);
extern void writeChar(MD_CHAR ch);
extern void writeString(const MD_CHAR * str, MD_SIZE size);
extern void closeOutputFile(void);
extern const MD_CHAR * readInputFile(const char * filename, MD_SIZE * bufferSize);
extern void releaseInputBuffer(const MD_CHAR * inputBuffer);
#endif /* define _GUARD_PROJECTmd2teach_FILEio_ */

853
md2teach/main.c
View File

@ -8,20 +8,19 @@
*/
#include <errno.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <gsos.h>
#include <resources.h>
#include <textedit.h>
#include "io.h"
#include "main.h"
#include "translate.h"
#include "md4c.h"
#pragma memorymodel 1
// GS_TODO - How big does the stack need to be? In looking over the code,
// I don't see massive stack frames due to large globals (other than the
// context which I made static). But I do see lots of arguments and if
@ -52,27 +51,6 @@
// Typedefs
typedef struct tBlockListItem
{
MD_BLOCKTYPE type;
union {
MD_BLOCK_UL_DETAIL ulDetail;
MD_BLOCK_OL_DETAIL olDetail;
MD_BLOCK_H_DETAIL hDetail;
MD_BLOCK_CODE_DETAIL codeDetail;
} u;
int numTabs;
struct tBlockListItem * next;
} tBlockListItem;
typedef struct tEntity
{
const char * entityString;
char entityChar;
uint32_t unicodeChar;
} tEntity;
typedef struct tWindowPos
{
int16_t height;
@ -116,41 +94,12 @@ typedef struct tFormat
//typedef struct tStyle
// Forward declarations
static int enterBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata);
static int leaveBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata);
static int enterSpanHook(MD_SPANTYPE type, void * detail, void * userdata);
static int leaveSpanHook(MD_SPANTYPE type, void * detail, void * userdata);
static int textHook(MD_TEXTTYPE type, const MD_CHAR * text, MD_SIZE size, void * userdata);
static void debugLogHook(const char * message, void * userdata);
// Globals
MD_PARSER parser = {
0, // abi_version
MD_FLAG_NOHTMLBLOCKS | MD_FLAG_NOHTMLSPANS, // flags
enterBlockHook,
leaveBlockHook,
enterSpanHook,
leaveSpanHook,
textHook,
debugLogHook,
NULL // syntax
};
void * lowestStackSeen;
char * commandName;
int debugIndentLevel = 0;
int debugEnabled = 0;
int isFirstNonDocumentBlock = 1;
tBlockListItem * blockList = NULL;
IORecGS writeRec;
char writeBuffer[4096];
int writeBufferOffset = 0;
tWindowPos windowPos = {
0xad, // height
@ -178,702 +127,23 @@ uint8_t headerFontSizes[NUM_HEADER_SIZES] = {
tFormat * formatPtr = NULL;
tEntity entities[] = {
{ "&Tab;", 0x9, 0x9 },
{ "&NewLine;", 0x13, 0x10 },
{ "&excl;", 0x21, 0x21 },
{ "&quot;", 0x22, 0x22 },
{ "&QUOT;", 0x22, 0x22 },
{ "&num;", 0x23, 0x23 },
{ "&dollar;", 0x24, 0x24 },
{ "&percnt;", 0x25, 0x25 },
{ "&amp;", 0x26, 0x26 },
{ "&apos;", 0x27, 0x27 },
{ "&lpar;", 0x28, 0x28 },
{ "&rpar;", 0x29, 0x29 },
{ "&ast;", 0x2a, 0x2a },
{ "&midast;", 0x2a, 0x2a },
{ "&plus;", 0x2b, 0x2b },
{ "&comma;", 0x2c, 0x2c },
{ "&period;", 0x2e, 0x2e },
{ "&sol;", 0x2f, 0x2f },
{ "&colon;", 0x3a, 0x3a },
{ "&semi;", 0x3b, 0x3b },
{ "&lt;", 0x3c, 0x3c },
{ "&LT;", 0x3c, 0x3c },
{ "&equals;", 0x3d, 0x3d },
{ "&gt;", 0x3e, 0x3e },
{ "&GT;", 0x3e, 0x3e },
{ "&quest;", 0x3f, 0x3f },
{ "&commat;", 0x40, 0x40 },
{ "&lsqb;", 0x5b, 0x5b },
{ "&lbrack;", 0x5b, 0x5b },
{ "&bsol;", 0x5c, 0x5c },
{ "&rsqb;", 0x5d, 0x5d },
{ "&rbrack;", 0x5d, 0x5d },
{ "&Hat;", 0x5e, 0x5e },
{ "&lowbar;", 0x5f, 0x5f },
{ "&grave;", 0x60, 0x60 },
{ "&DiacriticalGrave;", 0x60, 0x60 },
{ "&lcub;", 0x7b, 0x7b },
{ "&lbrace;", 0x7b, 0x7b },
{ "&verbar;", 0x7c, 0x7c },
{ "&vert;", 0x7c, 0x7c },
{ "&VerticalLine;", 0x7c, 0x7c },
{ "&rcub;", 0x7d, 0x7d },
{ "&rbrace;", 0x7d, 0x7d },
{ "&nbsp;", 0xca, 0xa0 },
{ "&NonBreakingSpace;", 0xca, 0xa0 },
{ "&iexcl;", 0xc1, 0xa1 },
{ "&cent;", 0xa2, 0xa2 },
{ "&pound;", 0xa3, 0xa3 },
{ "&curren;", 0xdb, 0xa4 },
{ "&yen;", 0xb4, 0xa5 },
{ "&sect;", 0xa4, 0xa7 },
{ "&Dot;", 0xac, 0xa8 },
{ "&die;", 0xac, 0xa8 },
{ "&DoubleDot;", 0xac, 0xa8 },
{ "&uml;", 0xac, 0xa8 },
{ "&copy;", 0xa9, 0xa9 },
{ "&COPY;", 0xa9, 0xa9 },
{ "&ordf;", 0xbb, 0xaa },
{ "&laquo;", 0xc7, 0xab },
{ "&not;", 0xc2, 0xac },
{ "&reg;", 0xa8, 0xae },
{ "&circleR;", 0xa8, 0xae },
{ "&REG;", 0xa8, 0xae },
{ "&macr;", 0xf8, 0xaf },
{ "&OverBar;", 0xf8, 0xaf },
{ "&strns;", 0xf8, 0xaf },
{ "&deg;", 0xa1, 0xb0 },
{ "&plusmn;", 0xb1, 0xb1 },
{ "&pm;", 0xb1, 0xb1 },
{ "&PlusMinus;", 0xb1, 0xb1 },
{ "&acute;", 0xab, 0xb4 },
{ "&DiacriticalAcute;", 0xab, 0xb4 },
{ "&micro;", 0xb5, 0xb5 },
{ "&para;", 0xa6, 0xb6 },
{ "&middot;", 0xe1, 0xb7 },
{ "&centerdot;", 0xe1, 0xb7 },
{ "&CenterDot;", 0xe1, 0xb7 },
{ "&cedil;", 0xfc, 0xb8 },
{ "&Cedilla;", 0xfc, 0xb8 },
{ "&ordm;", 0xbc, 0xba },
{ "&raquo;", 0xc8, 0xbb },
{ "&iquest;", 0xc0, 0xbf },
{ "&Agrave;", 0xcb, 0xc0 },
{ "&Aacute;", 0xe7, 0xc1 },
{ "&Acirc;", 0xe5, 0xc2 },
{ "&Atilde;", 0xcc, 0xc3 },
{ "&Auml;", 0x80, 0xc4 },
{ "&Aring;", 0x81, 0xc5 },
{ "&AElig;", 0xae, 0xc6 },
{ "&Ccedil;", 0x82, 0xc7 },
{ "&Egrave;", 0xe9, 0xc8 },
{ "&Eacute;", 0x83, 0xc9 },
{ "&Ecirc;", 0xe6, 0xca },
{ "&Euml;", 0xe8, 0xcb },
{ "&Igrave;", 0xed, 0xcc },
{ "&Iacute;", 0xea, 0xcd },
{ "&Icirc;", 0xeb, 0xce },
{ "&Iuml;", 0xec, 0xcf },
{ "&Ntilde;", 0x84, 0xd1 },
{ "&Ograve;", 0xf1, 0xd2 },
{ "&Oacute;", 0xee, 0xd3 },
{ "&Ocirc;", 0xef, 0xd4 },
{ "&Otilde;", 0xcd, 0xd5 },
{ "&Ouml;", 0x85, 0xd6 },
{ "&Oslash;", 0xaf, 0xd8 },
{ "&Ugrave;", 0xf4, 0xd9 },
{ "&Uacute;", 0xf2, 0xda },
{ "&Ucirc;", 0xf3, 0xdb },
{ "&Uuml;", 0x86, 0xdc },
{ "&szlig;", 0xa7, 0xdf },
{ "&agrave;", 0x88, 0xe0 },
{ "&aacute;", 0x87, 0xe1 },
{ "&acirc;", 0x89, 0xe2 },
{ "&atilde;", 0x8b, 0xe3 },
{ "&auml;", 0x8a, 0xe4 },
{ "&aring;", 0x8c, 0xe5 },
{ "&aelig;", 0xbe, 0xe6 },
{ "&ccedil;", 0x8d, 0xe7 },
{ "&egrave;", 0x8f, 0xe8 },
{ "&eacute;", 0x8e, 0xe9 },
{ "&ecirc;", 0x90, 0xea },
{ "&euml;", 0x91, 0xeb },
{ "&igrave;", 0x93, 0xec },
{ "&iacute;", 0x92, 0xed },
{ "&icirc;", 0x94, 0xee },
{ "&iuml;", 0x95, 0xef },
{ "&ntilde;", 0x96, 0xf1 },
{ "&ograve;", 0x98, 0xf2 },
{ "&oacute;", 0x97, 0xf3 },
{ "&ocirc;", 0x99, 0xf4 },
{ "&otilde;", 0x9b, 0xf5 },
{ "&ouml;", 0x9a, 0xf6 },
{ "&divide;", 0xd6, 0xf7 },
{ "&div;", 0xd6, 0xf7 },
{ "&oslash;", 0xbf, 0xf8 },
{ "&ugrave;", 0x9d, 0xf9 },
{ "&uacute;", 0x9c, 0xfa },
{ "&ucirc;", 0x9e, 0xfb },
{ "&uuml;", 0x9f, 0xfc },
{ "&yuml;", 0xd8, 0xff },
{ "&dagger;", 0xa0, 0x2020 },
{ "&bull;", 0xa5, 0x2022 },
{ "&bullet;", 0xa5, 0x2022 },
{ "&trade;", 0xaa, 0x2122 },
{ "&TRADE;", 0xaa, 0x2122 },
{ "&ne;", 0xad, 0x2260 },
{ "&NotEqual;", 0xad, 0x2260 },
{ "&infin;", 0xb0, 0x221e },
{ "&le;", 0xb2, 0x2264 },
{ "&leq;", 0xb2, 0x2264 },
{ "&LessEqual;", 0xb2, 0x2264 },
{ "&ge;", 0xb3, 0x2265 },
{ "&geq;", 0xb3, 0x2265 },
{ "&GreaterEqual;", 0xb3, 0x2265 },
{ "&part;", 0xb6, 0x2202 },
{ "&PartialD;", 0xb6, 0x2202 },
{ "&sum;", 0xb7, 0x2211 },
{ "&Sum;", 0xb7, 0x2211 },
{ "&prod;", 0xb8, 0x220f },
{ "&Product;", 0xb8, 0x220f },
{ "&pi;", 0xb9, 0x3c0 },
{ "&int;", 0xba, 0x222b },
{ "&Integral;", 0xba, 0x222b },
{ "&Omega;", 0xbd, 0x3a9 },
{ "&radic;", 0xc3, 0x221a },
{ "&Sqrt;", 0xc3, 0x221a },
{ "&fnof;", 0xc4, 0x192 },
{ "&asymp;", 0xc5, 0x2248 },
{ "&ap;", 0xc5, 0x2248 },
{ "&TildeTilde;", 0xc5, 0x2248 },
{ "&approx;", 0xc5, 0x2248 },
{ "&thkap;", 0xc5, 0x2248 },
{ "&thickapprox;", 0xc5, 0x2248 },
{ "&Delta;", 0xc6, 0x394 },
{ "&hellip;", 0xc9, 0x2026 },
{ "&mldr;", 0xc9, 0x2026 },
{ "&OElig;", 0xce, 0x152 },
{ "&oelig;", 0xcf, 0x153 },
{ "&ndash;", 0xd0, 0x2013 },
{ "&mdash;", 0xd1, 0x2014 },
{ "&ldquo;", 0xd2, 0x201c },
{ "&OpenCurlyDoubleQuote;", 0xd2, 0x201c },
{ "&rdquo;", 0xd3, 0x201d },
{ "&rdquor;", 0xd3, 0x201d },
{ "&CloseCurlyDoubleQuote;", 0xd3, 0x201d },
{ "&lsquo;", 0xd4, 0x2018 },
{ "&OpenCurlyQuote;", 0xd4, 0x2018 },
{ "&rsquo;", 0xd5, 0x2019 },
{ "&rsquor;", 0xd5, 0x2019 },
{ "&CloseCurlyQuote;", 0xd5, 0x2019 },
{ "&loz;", 0xd7, 0x25ca },
{ "&lozenge;", 0xd7, 0x25ca },
{ "&Yuml;", 0xd9, 0x178 },
{ "&frasl;", 0xda, 0x2044 },
{ "&lsaquo;", 0xdc, 0x2039 },
{ "&rsaquo;", 0xdd, 0x203a },
{ "&filig;", 0xde, 0xfb01 },
{ "&fllig;", 0xdf, 0xfb02 },
{ "&Dagger;", 0xe0, 0x2021 },
{ "&ddagger;", 0xe0, 0x2021 },
{ "&lsquor;", 0xe2, 0x201a },
{ "&sbquo;", 0xe2, 0x201a },
{ "&ldquor;", 0xe3, 0x201e },
{ "&bdquo;", 0xe3, 0x201e },
{ "&permil;", 0xe4, 0x2030 },
{ "", 0xf0, 0xf8ff },
{ "&imath;", 0xf5, 0x131 },
{ "&inodot;", 0xf5, 0x131 },
{ "&circ;", 0xf6, 0x2c6 },
{ "&tilde;", 0xf7, 0x2dc },
{ "&DiacriticalTilde;", 0xf7, 0x2dc },
{ "&breve;", 0xf9, 0x2d8 },
{ "&Breve;", 0xf9, 0x2d8 },
{ "&dot;", 0xfa, 0x2d9 },
{ "&DiacriticalDot;", 0xfa, 0x2d9 },
{ "&ring;", 0xfb, 0x2da },
{ "&dblac;", 0xfd, 0x2dd },
{ "&DiacriticalDoubleAcute;", 0xfd, 0x2dd },
{ "&ogon;", 0xfe, 0x2db },
{ "&caron;", 0xff, 0x2c7 },
{ "&Hacek;", 0xff, 0x2c7 },
// GS_TODO - Test each of these 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();
if (ch == '\n')
ch = '\r';
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));
if (newBlock == NULL) {
fprintf(stderr, "%s: Out of memory", commandName);
return 1;
}
newBlock->type = type;
if (blockList == NULL)
newBlock->numTabs = 0;
else
newBlock->numTabs = blockList->numTabs;
newBlock->next = blockList;
blockList = newBlock;
if ((detail != NULL) &&
(detail < lowestStackSeen))
lowestStackSeen = detail;
switch (type) {
case MD_BLOCK_DOC:
if (debugEnabled)
fprintf(stderr, "%*sDOC {\n", debugIndentLevel, "");
break;
case MD_BLOCK_QUOTE:
if (debugEnabled)
fprintf(stderr, "%*sQUOTE {\n", debugIndentLevel, "");
break;
case MD_BLOCK_UL: {
MD_BLOCK_UL_DETAIL * ulDetail = (MD_BLOCK_UL_DETAIL *)detail;
if (debugEnabled)
fprintf(stderr, "%*sUL (is_tight=%d, mark=%c) {\n", debugIndentLevel, "", ulDetail->is_tight, ulDetail->mark);
memcpy(&(newBlock->u.ulDetail), ulDetail, sizeof(*ulDetail));
newBlock->numTabs++;
if (!isFirstNonDocumentBlock)
writeChar('\r');
break;
}
case MD_BLOCK_OL: {
MD_BLOCK_OL_DETAIL * olDetail = (MD_BLOCK_OL_DETAIL *)detail;
if (debugEnabled)
fprintf(stderr, "%*sOL (start=%u, is_tight=%d, mark_delimiter=%c) {\n", debugIndentLevel, "", olDetail->start, olDetail->is_tight, olDetail->mark_delimiter);
memcpy(&(newBlock->u.olDetail), olDetail, sizeof(*olDetail));
newBlock->numTabs++;
if (!isFirstNonDocumentBlock)
writeChar('\r');
break;
}
case MD_BLOCK_LI: {
int i;
tBlockListItem * enclosingBlock = newBlock->next;
int isNumbered = 0;
static char str[16];
if (debugEnabled)
fprintf(stderr, "%*sLI {\n", debugIndentLevel, "");
if (enclosingBlock == NULL) {
fprintf(stderr, "%s: Got a list item block without an enclosing block\n", commandName);
return 1;
}
if (enclosingBlock->type == MD_BLOCK_OL) {
isNumbered = 1;
if ((!enclosingBlock->u.olDetail.is_tight) &&
(!isFirstNonDocumentBlock))
writeChar('\r');
} else if (enclosingBlock->type == MD_BLOCK_UL) {
if ((!enclosingBlock->u.ulDetail.is_tight) &&
(!isFirstNonDocumentBlock))
writeChar('\r');
}
for (i = 0; i < newBlock->numTabs; i++)
writeChar('\t');
if (isNumbered) {
sprintf(str, "%u%c ", enclosingBlock->u.olDetail.start, enclosingBlock->u.olDetail.mark_delimiter);
enclosingBlock->u.olDetail.start++;
} else {
sprintf(str, "%c ", 0xa5); // 0xa5 is a bullet character
}
writeString(str, strlen(str));
break;
}
case MD_BLOCK_HR: {
int i;
if (debugEnabled)
fprintf(stderr, "%*sHR {\n", debugIndentLevel, "");
if (!isFirstNonDocumentBlock)
writeChar('\r');
for (i = 0; i < 30; i++)
writeChar('_');
break;
}
case MD_BLOCK_H: {
MD_BLOCK_H_DETAIL * hDetail = (MD_BLOCK_H_DETAIL *)detail;
if (debugEnabled)
fprintf(stderr, "%*sH (level=%u) {\n", debugIndentLevel, "", hDetail->level);
memcpy(&(newBlock->u.hDetail), hDetail, sizeof(*hDetail));
if (!isFirstNonDocumentBlock)
writeChar('\r');
break;
}
case MD_BLOCK_CODE: {
MD_BLOCK_CODE_DETAIL * codeDetail = (MD_BLOCK_CODE_DETAIL *)detail;
if (debugEnabled) {
fprintf(stderr, "%*sCODE ", debugIndentLevel, "");
if (codeDetail->fence_char != '\0') {
fprintf(stderr, "(fence_char=%c) ", codeDetail->fence_char);
}
fprintf(stderr, "{\n");
}
memcpy(&(newBlock->u.codeDetail), codeDetail, sizeof(*codeDetail));
if (!isFirstNonDocumentBlock)
writeChar('\r');
break;
}
case MD_BLOCK_P:
if (debugEnabled)
fprintf(stderr, "%*sP {\n", debugIndentLevel, "");
if (!isFirstNonDocumentBlock)
writeChar('\r');
break;
default:
fprintf(stderr, "%s: Invalid block type (%d)\n", commandName, (int)type);
return 1;
break;
}
if (type != MD_BLOCK_DOC)
isFirstNonDocumentBlock = 0;
debugIndentLevel+=2;
return 0;
}
static int leaveBlockHook(MD_BLOCKTYPE type, void * detail, void * userdata)
{
tBlockListItem * oldBlock = blockList;
if (oldBlock == NULL) {
fprintf(stderr, "%s: Block list is empty but leaving block of type %d\n", commandName, (int)type);
return 1;
}
if (oldBlock->type != type) {
fprintf(stderr, "%s: Expected to leave block of type %d but got type %d\n", commandName, (int)oldBlock->type, (int)type);
return 1;
}
blockList = oldBlock->next;
free(oldBlock);
if ((detail != NULL) &&
(detail < lowestStackSeen))
lowestStackSeen = detail;
switch (type) {
case MD_BLOCK_DOC:
break;
case MD_BLOCK_QUOTE:
break;
case MD_BLOCK_UL:
writeChar('\r');
break;
case MD_BLOCK_OL:
writeChar('\r');
break;
case MD_BLOCK_LI:
writeChar('\r');
break;
case MD_BLOCK_HR:
writeChar('\r');
break;
case MD_BLOCK_H:
writeChar('\r');
break;
case MD_BLOCK_CODE:
writeChar('\r');
break;
case MD_BLOCK_P:
writeChar('\r');
break;
default:
fprintf(stderr, "%s: Invalid block type (%d)\n", commandName, (int)type);
return 1;
break;
}
debugIndentLevel-=2;
if (debugEnabled)
fprintf(stderr, "%*s}\n", debugIndentLevel, "");
return 0;
}
static int enterSpanHook(MD_SPANTYPE type, void * detail, void * userdata)
{
if ((detail != NULL) &&
(detail < lowestStackSeen))
lowestStackSeen = detail;
switch (type) {
case MD_SPAN_EM:
if (debugEnabled)
fprintf(stderr, "%*sEM {\n", debugIndentLevel, "");
break;
case MD_SPAN_STRONG:
if (debugEnabled)
fprintf(stderr, "%*sSTRONG {\n", debugIndentLevel, "");
break;
case MD_SPAN_A:
if (debugEnabled)
fprintf(stderr, "%*sA {\n", debugIndentLevel, "");
break;
case MD_SPAN_IMG:
if (debugEnabled)
fprintf(stderr, "%*sIMG {\n", debugIndentLevel, "");
break;
case MD_SPAN_CODE:
if (debugEnabled)
fprintf(stderr, "%*sCODE {\n", debugIndentLevel, "");
break;
default:
fprintf(stderr, "%s: Invalid span type (%d)\n", commandName, (int)type);
return 1;
break;
}
debugIndentLevel+=2;
return 0;
}
static int leaveSpanHook(MD_SPANTYPE type, void * detail, void * userdata)
{
if ((detail != NULL) &&
(detail < lowestStackSeen))
lowestStackSeen = detail;
switch (type) {
case MD_SPAN_EM:
break;
case MD_SPAN_STRONG:
break;
case MD_SPAN_A:
break;
case MD_SPAN_IMG:
break;
case MD_SPAN_CODE:
break;
default:
fprintf(stderr, "%s: Invalid span type (%d)\n", commandName, (int)type);
return 1;
break;
}
debugIndentLevel-=2;
if (debugEnabled)
fprintf(stderr, "%*s}\n", debugIndentLevel, "");
return 0;
}
static void printEntity(const MD_CHAR * text, MD_SIZE size)
{
int entityNum;
uint32_t unicodeChar = 0;
if (size < 4)
return;
if (text[0] != '&')
return;
if (text[size - 1] != ';')
return;
if (text[1] == '#') {
char * end;
unicodeChar = strtoul(text + 2, &end, 10);
if (end != text + size - 1)
unicodeChar = 0;
if ((unicodeChar > 0) &&
(unicodeChar < 128)) {
writeChar(unicodeChar);
return;
}
}
if (text[1] == 'x') {
char * end;
unicodeChar = strtoul(text + 2, &end, 16);
if (end != text + size - 1)
unicodeChar = 0;
if ((unicodeChar > 0) &&
(unicodeChar < 128)) {
writeChar(unicodeChar);
return;
}
}
for (entityNum = 0; entityNum < (sizeof(entities) / sizeof(entities[0])); entityNum++) {
if ((unicodeChar == entities[entityNum].unicodeChar) ||
(strncmp(entities[entityNum].entityString, text, size) == 0)) {
writeChar(entities[entityNum].entityChar);
return;
}
}
}
static int textHook(MD_TEXTTYPE type, const MD_CHAR * text, MD_SIZE size, void * userdata)
{
switch (type) {
case MD_TEXT_NORMAL:
if (debugEnabled)
fprintf(stderr, "%*sText: \"", debugIndentLevel, "");
break;
case MD_TEXT_NULLCHAR:
fprintf(stderr, "%s: Null character encountered on input\n", commandName);
return 1;
case MD_TEXT_BR:
if (debugEnabled)
fprintf(stderr, "%*sBR\n", debugIndentLevel, "");
putchar('\n');
return 0;
case MD_TEXT_SOFTBR:
if (debugEnabled)
fprintf(stderr, "%*sSOFT BR\n", debugIndentLevel, "");
return 0;
case MD_TEXT_ENTITY:
if (debugEnabled) {
fprintf(stderr, "%*sEntity: \"", debugIndentLevel, "");
fwrite(text, sizeof(MD_CHAR), size, stderr);
}
printEntity(text, size);
text = "";
size = 0;
break;
case MD_TEXT_CODE:
if (debugEnabled)
fprintf(stderr, "%*sCode: \"", debugIndentLevel, "");
break;
default:
fprintf(stderr, "%s: Invalid text type (%d)\n", commandName, (int)type);
return 1;
break;
}
if (debugEnabled) {
fwrite(text, sizeof(MD_CHAR), size, stderr);
fprintf(stderr, "\"\n");
}
if (size > 0)
writeString(text, size);
return 0;
}
static void debugLogHook(const char * message, void * userdata)
{
if (debugEnabled)
fprintf(stderr, "DEBUG: %s\n", message);
}
static void printUsage(void)
{
fprintf(stderr, "USAGE: %s [ -d ] inputfile outputfile\n", commandName);
exit(1);
}
static int parseArgs(int argc, char * argv[])
{
commandName = argv[0];
static int index;
static int charOffset;
static int optionLen;
commandName = argv[0];
for (index = 1; index < argc; index++) {
if (argv[index][0] != '-')
break;
@ -887,6 +157,7 @@ static int parseArgs(int argc, char * argv[])
default:
printUsage();
return -1;
break;
}
}
@ -894,6 +165,7 @@ static int parseArgs(int argc, char * argv[])
if (index + 2 != argc) {
printUsage();
return -1;
}
return index;
@ -903,118 +175,39 @@ static int parseArgs(int argc, char * argv[])
int main(int argc, char * argv[])
{
int result;
static char * inputFileName;
static FILE * inputFile;
static long inputFileLen;
static char * inputBuffer;
static GSString255 outputFileName;
static CreateRecGS createRec;
static NameRecGS destroyRec;
static OpenRecGS openRec;
static RefNumRecGS closeRec;
static int index;
MD_SIZE inputFileLen;
MD_CHAR * inputBuffer;
int index;
lowestStackSeen = &result;
index = parseArgs(argc, argv);
inputFileName = argv[index];
outputFileName.length = strlen(argv[index + 1]);
if (outputFileName.length >= sizeof(outputFileName.text)) {
fprintf(stderr, "%s: Output file path too long, %s\n", commandName, outputFileName);
if (index < 0)
exit(1);
}
strcpy(outputFileName.text, argv[index + 1]);
destroyRec.pCount = 1;
destroyRec.pathname = &outputFileName;
DestroyGS(&destroyRec);
inputBuffer = readInputFile(argv[index], &inputFileLen);
if (inputBuffer == NULL)
exit(1);
createRec.pCount = 7;
createRec.pathname = &outputFileName;
createRec.access = destroyEnable | renameEnable | readWriteEnable;
createRec.fileType = 0x50; // Type for Teach file
createRec.auxType = 0x5445; // Aux type for Teach file
createRec.storageType = extendedFile;
CreateGS(&createRec);
if (toolerror()) {
fprintf(stderr, "%s: Unable to create output file %s\n", commandName, outputFileName.text);
if (openOutputFile(argv[index + 1]) != 0) {
releaseInputBuffer(inputBuffer);
exit(1);
}
openRec.pCount = 3;
openRec.refNum = 0;
openRec.pathname = &outputFileName;
openRec.requestAccess = writeEnable;
OpenGS(&openRec);
if (toolerror()) {
fprintf(stderr, "%s: Unable to open output file %s\n", commandName, outputFileName.text);
exit(1);
}
result = parse(inputBuffer, inputFileLen);
writeRec.pCount = 4;
writeRec.refNum = openRec.refNum;
writeRec.dataBuffer = writeBuffer;
inputFile = fopen(inputFileName, "r");
if (inputFile == NULL) {
fprintf(stderr, "%s: Unable to open input file %s, %s\n", commandName, inputFileName, strerror(errno));
exit(1);
}
if (fseek(inputFile, 0l, SEEK_END) != 0) {
fprintf(stderr, "%s: Unable to seek to the end of file %s, %s\n", commandName, inputFileName, strerror(errno));
fclose(inputFile);
exit(1);
}
inputFileLen = ftell(inputFile);
if (inputFileLen < 0) {
fprintf(stderr, "%s: Unable to get size of file %s, %s\n", commandName, inputFileName, strerror(errno));
fclose(inputFile);
exit(1);
}
inputBuffer = malloc(inputFileLen);
if (inputBuffer == NULL) {
fprintf(stderr, "%s: Unable to allocate %ld bytes for input buffer\n", commandName, inputFileLen);
fclose(inputFile);
exit(1);
}
if (fseek(inputFile, 0l, SEEK_SET) != 0) {
fprintf(stderr, "%s: Unable to seek to the beginning of file %s, %s\n", commandName, inputFileName, strerror(errno));
free(inputBuffer);
fclose(inputFile);
exit(1);
}
if (fread(inputBuffer, 1, inputFileLen, inputFile) != inputFileLen) {
fprintf(stderr, "%s: Unable to read all of file %s, %s\n", commandName, inputFileName, strerror(errno));
free(inputBuffer);
fclose(inputFile);
exit(1);
}
result = md_parse(inputBuffer, inputFileLen, &parser, NULL);
if (writeBufferOffset > 0)
flushBuffer();
closeRec.pCount = 1;
closeRec.refNum = openRec.refNum;
CloseGS(&closeRec);
closeOutputFile();
releaseInputBuffer(inputBuffer);
putchar('\n');
fclose(inputFile);
if (debugEnabled) {
fprintf(stderr, "Parser result: %d\n", result);
fprintf(stderr, "Most stack used: %lu\n", ((unsigned long)&result) - ((unsigned long)lowestStackSeen));
}
return 0;
if (result != 0)
fprintf(stderr, "%s: Parser failed (%d)\n", commandName, result);
return result;
}

18
md2teach/main.h Normal file
View File

@ -0,0 +1,18 @@
//
// main.h
// md2teach
//
// Created by Jeremy Rand on 2021-04-24.
//
#ifndef main_h
#define main_h
#pragma memorymodel 1
extern char * commandName;
extern void * lowestStackSeen;
extern int debugEnabled;
#endif /* main_h */

45
md2teach/make/createDiskImage
View File

@ -1,6 +1,5 @@
#!/bin/sh
set -
if [ $# -lt 3 ]
then
echo USAGE: $0 diskimage bootimage file [bootdest]
@ -42,9 +41,25 @@ else
CPARGS="--preserve=xattr"
fi
unmount()
{
RETRIES=0
while [ $RETRIES -lt 5 ]
do
umount "$1"
if [ $? -eq 0 ]
then
break
fi
RETRIES=`expr $RETRIES + 1`
sleep 1
done
}
cleanupAndExit()
{
umount "$MOUNTDIR" 2> /dev/null
unmount "$MOUNTDIR" 2> /dev/null
rm -f "$TMPDISKIMAGE" 2> /dev/null
rm -f "$TMPBOOTIMAGE" 2> /dev/null
rm -f "$TMPARCHIVE" 2> /dev/null
@ -128,18 +143,7 @@ then
cd "$OLDDIR"
done
RETRIES=0
while [ $RETRIES -lt 5 ]
do
umount "$MOUNTDIR"
if [ $? -eq 0 ]
then
break
fi
RETRIES=`expr $RETRIES + 1`
sleep 1
done
unmount "$MOUNTDIR"
if [ $RETRIES -ge 5 ]
then
@ -201,18 +205,7 @@ then
fi
cd "$OLDDIR"
RETRIES=0
while [ $RETRIES -lt 5 ]
do
umount "$MOUNTDIR"
if [ $? -eq 0 ]
then
break
fi
RETRIES=`expr $RETRIES + 1`
sleep 1
done
unmount "$MOUNTDIR"
if [ $RETRIES -ge 5 ]
then

18
md2teach/translate.h Normal file
View File

@ -0,0 +1,18 @@
/*
* translate.h
* md2teach
*
* Created by Jeremy Rand on 2021-04-24.
*
*/
#ifndef _GUARD_PROJECTmd2teach_FILEtranslate_
#define _GUARD_PROJECTmd2teach_FILEtranslate_
#include "md4c.h"
extern int parse(const MD_CHAR* text, MD_SIZE size);
#endif /* define _GUARD_PROJECTmd2teach_FILEtranslate_ */