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Added header-only parsing to the repl, read more

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Also:

* Ensured TOY_VERSION_BUILD is consistent throughout the whole build
* Updated README.md
This commit is contained in:
Kayne Ruse
2023-06-07 23:55:30 +10:00
parent cdb2613e5d
commit 763581c73b
6 changed files with 94 additions and 7 deletions
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10
repl/repl_main.c
View File

@@ -193,8 +193,14 @@ int main(int argc, const char* argv[]) {
return -1;
}
//run the binary file
Toy_runBinaryFile(Toy_commandLine.binaryfile);
if (Toy_commandLine.parseBytecodeHeader) {
//only parse the bytecode header
Toy_parseBinaryFileHeader(Toy_commandLine.binaryfile);
}
else {
//run the binary file
Toy_runBinaryFile(Toy_commandLine.binaryfile);
}
//lib cleanup
Toy_freeDriveSystem();

56
repl/repl_tools.c
View File

@@ -149,3 +149,59 @@ void Toy_runSourceFile(const char* fname) {
Toy_runSource(source);
free((void*)source);
}
//utils for debugging the header
static unsigned char readByte(const unsigned char* tb, int* count) {
unsigned char ret = *(unsigned char*)(tb + *count);
*count += 1;
return ret;
}
static const char* readString(const unsigned char* tb, int* count) {
const unsigned char* ret = tb + *count;
*count += strlen((char*)ret) + 1; //+1 for null character
return (const char*)ret;
}
void Toy_parseBinaryFileHeader(const char* fname) {
size_t size = 0; //not used
const unsigned char* tb = Toy_readFile(fname, &size);
if (!tb || size < 4) {
return;
}
int count = 0;
//header section
const unsigned char major = readByte(tb, &count);
const unsigned char minor = readByte(tb, &count);
const unsigned char patch = readByte(tb, &count);
const char* build = readString(tb, &count);
printf("Toy Programming Language Interpreter Version %d.%d.%d (interpreter built on %s)\n\n", TOY_VERSION_MAJOR, TOY_VERSION_MINOR, TOY_VERSION_PATCH, TOY_VERSION_BUILD);
printf("Toy Programming Language Bytecode Version ");
//print the output
if (major == TOY_VERSION_MAJOR && minor == TOY_VERSION_MINOR && patch == TOY_VERSION_PATCH) {
printf("%d.%d.%d", major, minor, patch);
}
else {
printf(TOY_CC_FONT_YELLOW TOY_CC_BACK_BLACK "%d.%d.%d" TOY_CC_RESET, major, minor, patch);
}
printf(" (interpreter built on ");
if (strncmp(build, TOY_VERSION_BUILD, strlen(TOY_VERSION_BUILD)) == 0) {
printf("%s", build);
}
else {
printf(TOY_CC_FONT_YELLOW TOY_CC_BACK_BLACK "%s" TOY_CC_RESET, build);
}
printf(")\n");
//cleanup
free((void*)tb);
}

1
repl/repl_tools.h
View File

@@ -12,3 +12,4 @@ void Toy_runBinaryFile(const char* fname);
void Toy_runSource(const char* source);
void Toy_runSourceFile(const char* fname);
void Toy_parseBinaryFileHeader(const char* fname);