janitor: add DIV_ROUND_UP and use it.
Signed-off-by: Pierre Habouzit <madcoder@debian.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Pierre Habouzit committed
Jul 22, 2009 at 23:34 UTC
98cb6f30f708ef416572bf65bd26ac9f998ae0dc
3 files changed
+4
-2
git-compat-util.h
+2
@@ -37,6 +37,8 @@
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#define MSB(x, bits) ((x) & TYPEOF(x)(~0ULL << (bitsizeof(x) - (bits))))
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#define HAS_MULTI_BITS(i) ((i) & ((i) - 1)) /* checks if an integer has more than 1 bit set */
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+#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
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+
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/* Approximation of the length of the decimal representation of this type. */
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#define decimal_length(x) ((int)(sizeof(x) * 2.56 + 0.5) + 1)
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help.c
+1
-1
@@ -100,7 +100,7 @@ static void pretty_print_string_list(struct cmdnames *cmds, int longest)
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if (space < max_cols)
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cols = max_cols / space;
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- rows = (cmds->cnt + cols - 1) / cols;
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+ rows = DIV_ROUND_UP(cmds->cnt, cols);
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for (i = 0; i < rows; i++) {
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printf(" ");
preload-index.c
+1
-1
@@ -76,7 +76,7 @@ static void preload_index(struct index_state *index, const char **pathspec)
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if (threads > MAX_PARALLEL)
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threads = MAX_PARALLEL;
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offset = 0;
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- work = (index->cache_nr + threads - 1) / threads;
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+ work = DIV_ROUND_UP(index->cache_nr, threads);
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for (i = 0; i < threads; i++) {
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struct thread_data *p = data+i;
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p->index = index;