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Update sk1/main.c

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This commit is contained in:
Yurii Chechur 2024-12-24 17:17:13 +00:00
parent e0381dccd5
commit e29d9e80b1
1 changed files with 45 additions and 36 deletions
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81
sk1/main.c
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@ -7,48 +7,57 @@
#define BUFSIZE 1024 #define BUFSIZE 1024
void print_help() { void print_help() {
printf("Usage:\n"); printf("Available Options:\n");
printf(" ./compressor -c1 infile outfile Compress using algorithm 1 (Huffman)\n"); printf("1 - Compress using algorithm 1 (Huffman)\n");
printf(" ./compressor -d1 infile outfile Decompress using algorithm 1 (Huffman)\n"); printf("2 - Decompress using algorithm 1 (Huffman)\n");
printf(" ./compressor -c2 infile outfile Compress using algorithm 2 (RLE)\n"); printf("3 - Compress using algorithm 2 (RLE)\n");
printf(" ./compressor -d2 infile outfile Decompress using algorithm 2 (RLE)\n"); printf("4 - Decompress using algorithm 2 (RLE)\n");
printf(" ./compressor -h Show this help message\n"); printf("0 - Exit\n");
} }
int main(int argc, char* argv[]) { int main() {
if (argc < 2) { int choice;
print_help(); char infile[256], outfile[256];
return 1;
}
if (strcmp(argv[1], "-h") == 0) { // Покажемо користувачу доступні варіанти
print_help(); print_help();
return 0;
}
// Ensure correct number of arguments while (1) {
if (argc != 4) { // Запитуємо користувача про вибір
fprintf(stderr, "Error: Invalid number of arguments.\n"); printf("Enter your choice (0 to exit): ");
print_help(); if (scanf("%d", &choice) != 1) {
return 1; fprintf(stderr, "Invalid input. Exiting.\n");
} break;
}
const char* mode = argv[1]; if (choice == 0) {
const char* infile = argv[2]; printf("Exiting program.\n");
const char* outfile = argv[3]; break;
}
if (strcmp(mode, "-c1") == 0) { // Вводимо імена файлів
compress_1(infile, outfile); printf("Enter input file name: ");
} else if (strcmp(mode, "-d1") == 0) { scanf("%s", infile);
decompress_1(infile, outfile); printf("Enter output file name: ");
} else if (strcmp(mode, "-c2") == 0) { scanf("%s", outfile);
compress_2(infile, outfile);
} else if (strcmp(mode, "-d2") == 0) { switch (choice) {
decompress_2(infile, outfile); case 1:
} else { compress_1(infile, outfile);
fprintf(stderr, "Error: Unknown mode '%s'.\n", mode); break;
print_help(); case 2:
return 1; decompress_1(infile, outfile);
break;
case 3:
compress_2(infile, outfile);
break;
case 4:
decompress_2(infile, outfile);
break;
default:
printf("Invalid choice. Please select again.\n");
break;
}
} }
return 0; return 0;