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Homework 06: trit

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This commit is contained in:
Owen Dorweiler 2025-03-22 20:47:48 -04:00
commit 8915ce7735
1 changed files with 89 additions and 14 deletions
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homework06/trit.c
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@ -5,15 +5,16 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <ctype.h> // For isspace
/* Constants */ /* Constants */
enum { enum {
LOWER = 1<<1, LOWER = 1<<1,
UPPER = 0, // TODO: Modify UPPER = 1<<2,
TITLE = 0, // TODO: Modify TITLE = 1<<3,
STRIP = 0, // TODO: Modify STRIP = 1<<4,
DELETE = 0, // TODO: Modify DELETE = 1<<5,
}; };
/* Functions */ /* Functions */
@ -30,17 +31,91 @@ void usage(int status) {
} }
void translate_stream(FILE *stream, const char *set1, const char *set2, int flags) { void translate_stream(FILE *stream, const char *set1, const char *set2, int flags) {
// TODO char line[256];
while (fgets(line, sizeof(line), stream) != NULL) {
// Remove newline char if present
size_t len = strlen(line);
if (len > 0 && line[len - 1] == '\n') {
line[len - 1] = '\0';
}
// Translate or delete part of string
char processed_line[1024];
strcpy(processed_line, line);
if (flags & DELETE) {
str_delete(processed_line, set1, line);
strcpy(processed_line, line);
set2 = "";
} else if (set1 != NULL && set2 != NULL) {
str_translate(processed_line, set1, set2, line);
strcpy(processed_line, line);
}
// Filters
if (flags & LOWER) {
str_lower(processed_line, line);
strcpy(processed_line, line);
}
if (flags & UPPER) {
str_upper(processed_line, line);
strcpy(processed_line, line);
}
if (flags & TITLE) {
str_title(processed_line, line);
strcpy(processed_line, line);
}
if (flags & STRIP) {
str_rstrip(processed_line, " \t\r\f\v", line); // all the whitespace characters I can think of (has no newline)
strcpy(processed_line, line);
}
printf("%s\n", processed_line);
}
} }
/* Main Execution */ /* Main Execution */
int main(int argc, char *argv[]) { int main(int argc, char *argv[]) {
// TODO: Parse command line arguments int flags = 0;
char *set1 = NULL;
char *set2 = NULL;
int positional_args_count = 0;
// TODO: Translate standard input for (int i = 1; i < argc; i++) {
return EXIT_SUCCESS; if (strcmp(argv[i], "-l") == 0) {
flags |= LOWER;
} else if (strcmp(argv[i], "-u") == 0) {
flags |= UPPER;
} else if (strcmp(argv[i], "-t") == 0) {
flags |= TITLE;
} else if (strcmp(argv[i], "-d") == 0) {
flags |= DELETE;
} else if (strcmp(argv[i], "-s") == 0) {
flags |= STRIP;
} else if (strcmp(argv[i], "-h") == 0) {
usage(0);
} else {
positional_args_count++;
if (positional_args_count == 1) {
set1 = argv[i];
} else if (positional_args_count == 2) {
set2 = argv[i];
} else {
usage(1);
} }
}
}
translate_stream(stdin, set1, set2, flags);
return 0;
}
/* Main Execution */
/* vim: set sts=4 sw=4 ts=8 expandtab ft=c: */ /* vim: set sts=4 sw=4 ts=8 expandtab ft=c: */