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Merge branch 'Dev' into Sprint2-SymbolTableOperations-FE-t#29

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maxsimongt3
2025-02-21 14:53:25 -05:00
committed by GitHub
parent fcb66c125d c8c5ee2d77
commit 7fba06ff51
7 changed files with 155 additions and 119 deletions
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188
runner.c
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@ -3,83 +3,151 @@
#include "runner.h"
int main(int argc, char *argv[]) {
char *check_input;
int token;
FILE *output;
if (argc == 1 || argc > 3 || (argc == 2 && is_alpha_file(argv[1], strlen(argv[1])) != 0)) {
fprintf(stderr, "invalid input with 1, >3, or non .alpha arg \n");
return -1; //no alpha file or too many args
if (argc == 1) {
fprintf(stderr, "INVALID INPUT: Include a .alpha file or use -help for more inputs \n");
return -1;
} else if (argc == 2) {
arg = NO_ARG; //no argument but valid input
yyin = fopen(argv[1], "r");
//can be either -help or .alpha file
if (is_help(argv[1])) {
return 0;
} else if (is_alpha_file(argv[1], strlen(argv[1])) == 0) {
//run flex for now
no_flag = SET_FLAG; //no argument but valid input
alpha_file = fopen(argv[1], "r");
} else {
fprintf(stderr, "INVALID INPUT: Include a .alpha file or use -help for more inputs\n");
return -1;
}
} else {
check_input = is_tok(argc, argv);
if (strcmp(CHECK_OTHER, check_input) == 0 || strcmp(INVALID_ARG, check_input) == 0) {
fprintf(stderr, "check_other or invalid_arg \n");
return -1; //invalid argument (need to update as we add more valid arguments)
//last input must be .alpha
if (is_alpha_file(argv[argc - 1], strlen(argv[argc - 1])) != 0) {
fprintf(stderr, "INVALID INPUT: Include a .alpha file at end of input or use -help for more inputs \n");
return -1;
} else {
//now check that other args are valid (flags will not be null if flag is present)
for (int i = 1; i < argc - 1; i++) {
if (check_flag(argv[i], argv[argc - 1]) != 0) {
fprintf(stderr, "INVALID FLAG(S): Use -help to view valid inputs \n");
return -1;
}
}
alpha_file = fopen(argv[argc - 1], "r");
}
output = fopen(check_input, "w");
arg = TOK_ARG; //it is a -tok arg with a valid alpha file at argv[2]
yyin = fopen(argv[2], "r");
}
while (0 != (token = yylex())) {
if (arg == TOK_ARG) {
fprintf(output, "%d %d %3d \"%s\"\n", line_number, column_number, token, yytext);
return run(alpha_file);
}
int check_flag(char *arg, char* alpha) {
if (strcmp("-tok", arg) == 0) {
if (tok_flag == NULL) {
return new_file(arg, alpha);
}
if(token == COMMENT){
for (int i = 0; i < yyleng; i++) {
if(yytext[i] == '\n'){
line_number++;
column_number = 0;
}
column_number++;
}
continue;
fprintf(stderr, "FLAGS REPEAT\n");
return -1;
} else if (strcmp("-st", arg) == 0) {
if (st_flag == NULL) {
return new_file(arg, alpha);
}
fprintf(stderr, "FLAGS REPEAT\n");
return -1;
} else {
fprintf(stderr, "INVALID FLAG: Use -help for valid inputs\n");
return -1;
}
}
int run(FILE *alpha) {
int token;
//check that file exists
if (alpha == NULL) {
fprintf(stderr, "INPUT FILE NOT FOUND\n");
return -1;
}
yyin = alpha;
while (0 != (token = yylex())) {
if (tok_flag != NULL) {
fprintf(tok_flag, "%d %d %3d \"%s\"\n", line_number, column_number, token, yytext);
}
if(token == COMMENT){
for (int i = 0; i < yyleng; i++) {
if(yytext[i] == '\n'){
line_number++;
column_number = 0;
}
column_number++;
}
continue;
}
column_number += yyleng;
}
if (st_flag != NULL) {
//output symbol table, file pointer is
fprintf(st_flag, "just checking that this works \n");
}
if (yyin != NULL) {
fclose(yyin);
}
if (output != NULL && arg == TOK_ARG) {
fclose(output);
if (tok_flag != NULL) {
fclose(tok_flag);
}
return 0;
}
bool is_help(char * input) {
if (strcmp(input, "-help") == 0) {
printf("%s", HELP);
return true;
}
return false;
}
int new_file(char *arg, char *alpha) {
int type_len;
const char *basename = alpha;
const char *slash = strchr(alpha, '/');
while (slash != NULL) {
basename = slash + 1;
slash = strchr(basename, '/');
}
if (strcmp(arg, "-tok") == 0) {
type_len = TOK_LEN;
} else if (strcmp(arg, "-st") == 0) {
type_len = ST_LEN;
} else {
fprintf(stderr, "INVALID FLAG: Use -help to view valid inputs\n");
return -1;
}
// calculate lengths
int basename_len = strlen(basename);
char *file_name = calloc(basename_len - ALPHA_OFFSET + type_len + 2, sizeof(char));
//coy filename and add extension
strncpy(file_name, basename, basename_len - ALPHA_OFFSET);
strcat(file_name, ".");
strcat(file_name, arg + 1);
if (strcmp(arg, "-tok") == 0) {
tok_flag = fopen(file_name, "w");
} else if (strcmp(arg, "-st") == 0) {
st_flag = fopen(file_name, "w");
}
return 0;
}
char *is_tok(int argc, char *argv[]) {
if (argc == 3 && strcmp("-tok", argv[1]) == 0) {
char *input_prog = argv[2];
int file_len = strlen(input_prog);
//check that input program is a .alpha file
if (is_alpha_file(input_prog, file_len) != 0) {
return INVALID_ARG;
}
const char *basename = input_prog;
const char *slash = strrchr(input_prog, '/');
if (slash != NULL) {
basename = slash + 1;
}
// Calculate lengths
int basename_len = strlen(basename);
char* FILE_tok = calloc(basename_len - ALPHA_OFFSET + TOK_LEN + 2, sizeof(char));
// Copy filename and add .tok extension
strncpy(FILE_tok, basename, basename_len - ALPHA_OFFSET);
//fprintf(stderr, "hello");
strcat(FILE_tok, ".tok");
return FILE_tok;
}
return CHECK_OTHER;
}
int is_alpha_file(char *file, int file_len) {
if (strcmp(".alpha", file + sizeof(char) * (file_len - ALPHA_OFFSET)) != 0) {
int is_alpha_file(char *alpha, int file_len) {
if (strcmp(".alpha", alpha + sizeof(char) * (file_len - ALPHA_OFFSET)) != 0) {
return -1; //not alpha file
}
return 0; //is alpha file