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Better formatting of byte sizes.

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This commit is contained in:
Jan Vidar Krey 2012-10-02 23:59:11 +02:00
parent cc2ead8136
commit 8086d89e23
1 changed files with 6 additions and 2 deletions
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8
src/util/misc.c
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@ -307,7 +307,7 @@ int is_number(const char* value, int* num)
const char* format_size(size_t bytes, char* buf, size_t bufsize)
{
static const char* quant[] = { "B", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB" };
static const char* quant[] = { "B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB" };
size_t b = bytes;
size_t factor = 0;
size_t divisor = 1;
@ -317,7 +317,11 @@ const char* format_size(size_t bytes, char* buf, size_t bufsize)
b = (b >> 10);
divisor = (divisor << 10);
}
snprintf(buf, bufsize, "%.2f %s", (double) bytes / (double) divisor, quant[factor]);
uhub_assert(factor < (sizeof(quant) / sizeof(const char*)));
if (factor >= 2)
snprintf(buf, bufsize, "%.1f %s", (double) bytes / (double) divisor, quant[factor]);
else
snprintf(buf, bufsize, PRINTF_SIZE_T " %s", bytes / divisor, quant[factor]);
return buf;
}