a1a3972f2
Denys Vlasenko
2009-10-14
Subject
dd: add a comment, no code changes
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coreutils/dd.c+3 -3
| @@ -73,9 +73,9 @@ static void dd_output_status(int UNUSED_PARAM cur_signal) | |
| * (sleep 1; echo DONE) | ./busybox dd >/dev/null | |
| */ | |
| diff_us -= G.begin_time_us; | |
| - | /* We need to calculate "(total * 1M) / usec" without overflow. |
| + | /* We need to calculate "(total * 1000000) / usec" without overflow. |
| * this would work too, but is bigger than integer code below. | |
| - | * total = G.total_bytes * (double)(1024 * 1024) / (diff_us ? diff_us : 1); |
| + | * total = G.total_bytes * (double)1000000 / (diff_us ? diff_us : 1); |
| */ | |
| diff_scaled = diff_us; | |
| total = G.total_bytes; | |
| @@ -83,7 +83,7 @@ static void dd_output_status(int UNUSED_PARAM cur_signal) | |
| total >>= 1; | |
| diff_scaled >>= 1; | |
| } | |
| - | total *= (1024 * 1024); |
| + | total *= (1024 * 1024); /* should be 1000000, but it's +45 bytes */ |
| if (diff_scaled > 1) | |
| total /= diff_scaled; | |
| fprintf(stderr, "%f seconds, %sB/s\n", | |