45 lines
964 B
C
45 lines
964 B
C
#include <stdio.h>
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#include <stdlib.h>
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int count_lines(const char *filename) {
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FILE *file = fopen(filename, "r");
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if (file == NULL) {
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fprintf(stderr, "wcl: ошибка: не удалось открыть файл '%s'\n", filename);
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return -1;
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}
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int lines = 0;
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int ch;
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int last_char = '\n';
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while ((ch = fgetc(file)) != EOF) {
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if (ch == '\n') {
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lines++;
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}
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last_char = ch;
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}
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if (last_char != '\n' && last_char != EOF) {
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lines++;
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}
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fclose(file);
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return lines;
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}
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int main(int argc, char *argv[]) {
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if (argc < 2) {
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fprintf(stderr, "Использование: %s <файл1> [файл2 ...]\n", argv[0]);
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return 1;
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}
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for (int i = 1; i < argc; i++) {
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int lines = count_lines(argv[i]);
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if (lines >= 0) {
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printf("%d\t%s\n", lines, argv[i]);
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}
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}
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return 0;
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}
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