42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "linked_list.h"
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#define MAX_LEN 100
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int main() {
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Node *head = NULL;
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// Double buffer to support up to 100 chars in find and replace command
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char buffer[MAX_LEN * 2];
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bool stopLoop = false;
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while (!stopLoop) {
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char *result = fgets(buffer, MAX_LEN * 2, stdin);
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if (result == NULL) {
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// If we get null, there has been an error reading from stdin
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fprintf(stderr, "Error reading from stdin\n");
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return EXIT_FAILURE;
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}
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buffer[strcspn(buffer, "\r\n")] = 0;
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if (buffer[0] == 'a') {
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buffer[MAX_LEN - 1] = '\0'; // Prevent buffer overflow
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add(&head, buffer + 2);
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} else if (buffer[0] == 'd') {
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buffer[MAX_LEN - 1] = '\0'; // Prevent buffer overflow
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delete(&head, buffer + 2);
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} else if (buffer[0] == 'f') {
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char *data = buffer + 2;
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char input1[MAX_LEN], input2[MAX_LEN];
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// sscanf assigns a null terminator to the end of the string, so don't need to do it manually
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sscanf(data, "%99s %99s", input1, input2);
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// Could check if the replacement was successful by using return value of function, but I don't have to
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findAndReplace(&head, input1, input2);
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} else if (buffer[0] == 'p') {
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printList(&head);
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} else if (buffer[0] == 's') {
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stopLoop = stop(&head);
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}
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}
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return EXIT_SUCCESS;
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} |