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@ -35,32 +35,39 @@ const char *colors[NUM_COLORS] = {
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char buf[4096];
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void print_line(const char *line)
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int print_line(const char *line)
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{
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static int color = 0;
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printf("%s%s", colors[color], line);
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int ret = printf("%s%s", colors[color], line);
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if (++color == NUM_COLORS)
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color = 0;
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return ret;
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}
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int main(int argc, char *argv[])
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{
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char *line;
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FILE *stream;
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int err;
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if (argc < 2 || !strcmp(argv[1], "-"))
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stream = stdin;
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else
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stream = fopen(argv[1], "r");
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if (!stream) {
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perror(argv[0]);
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perror(argv[1]);
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return 1;
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}
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while (1) {
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line = fgets(buf, sizeof(buf), stream);
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if (line) {
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print_line(line);
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err = print_line(line);
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if (err < 0) {
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perror(argv[0]);
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return 3;
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}
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} else {
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printf("\x1b[0m"); /* reset colors */
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if (errno) {
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