Add "--incremental" flag to git-pack-objects
It won't add an object that is already in a pack to the new pack.
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@ -5,7 +5,7 @@
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#include "pack.h"
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#include "csum-file.h"
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static const char pack_usage[] = "git-pack-objects [--window=N] [--depth=N] {--stdout | base-name} < object-list";
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static const char pack_usage[] = "git-pack-objects [--incremental] [--window=N] [--depth=N] {--stdout | base-name} < object-list";
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struct object_entry {
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unsigned char sha1[20];
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@ -18,6 +18,7 @@ struct object_entry {
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struct object_entry *delta;
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};
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static int incremental = 0;
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static struct object_entry **sorted_by_sha, **sorted_by_type;
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static struct object_entry *objects = NULL;
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static int nr_objects = 0, nr_alloc = 0;
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@ -192,6 +193,9 @@ static void add_object_entry(unsigned char *sha1, unsigned int hash)
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unsigned int idx = nr_objects;
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struct object_entry *entry;
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if (incremental && has_sha1_pack(sha1))
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return;
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if (idx >= nr_alloc) {
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unsigned int needed = (idx + 1024) * 3 / 2;
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objects = xrealloc(objects, needed * sizeof(*entry));
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@ -387,6 +391,10 @@ int main(int argc, char **argv)
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const char *arg = argv[i];
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if (*arg == '-') {
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if (!strcmp("--incremental", arg)) {
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incremental = 1;
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continue;
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}
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if (!strncmp("--window=", arg, 9)) {
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char *end;
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window = strtoul(arg+9, &end, 0);
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