nmeter: do not clamp down %Nc to minimum of 10 (think nmeter "%nproc
c")
Also, go for unsigned divisions. function old new delta init_cpu 61 73 +12 collect_cpu 444 422 -22 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/1 up/down: 12/-22) Total: -10 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@ -351,7 +351,7 @@ static s_stat* init_cr(const char *param UNUSED_PARAM)
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enum { CPU_FIELDCNT = 7 };
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S_STAT(cpu_stat)
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ullong old[CPU_FIELDCNT];
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int bar_sz;
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unsigned bar_sz;
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char bar[1];
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S_STAT_END(cpu_stat)
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@ -360,8 +360,8 @@ static void FAST_FUNC collect_cpu(cpu_stat *s)
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ullong data[CPU_FIELDCNT] = { 0, 0, 0, 0, 0, 0, 0 };
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unsigned frac[CPU_FIELDCNT] = { 0, 0, 0, 0, 0, 0, 0 };
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ullong all = 0;
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int norm_all = 0;
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int bar_sz = s->bar_sz;
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unsigned norm_all = 0;
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unsigned bar_sz = s->bar_sz;
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char *bar = s->bar;
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int i;
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@ -420,8 +420,8 @@ static s_stat* init_cpu(const char *param)
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{
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int sz;
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cpu_stat *s;
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sz = strtoul(param, NULL, 0); /* param can be "" */
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if (sz < 10) sz = 10;
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sz = param[0] ? strtoul(param, NULL, 0) : 10;
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if (sz <= 0) sz = 1;
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if (sz > 1000) sz = 1000;
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s = xzalloc(sizeof(*s) + sz);
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/*s->bar[sz] = '\0'; - xzalloc did it */
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