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3254d218b4
Don't try to remove the containing directory for every pruned object but try only once after the directory has been scanned instead. Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Junio C Hamano <junkio@cox.net>
100 lines
1.9 KiB
C
100 lines
1.9 KiB
C
#include "cache.h"
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#include "commit.h"
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#include "diff.h"
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#include "revision.h"
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#include "builtin.h"
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#include "reachable.h"
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static const char prune_usage[] = "git-prune [-n]";
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static int show_only;
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static int prune_object(char *path, const char *filename, const unsigned char *sha1)
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{
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if (show_only) {
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enum object_type type = sha1_object_info(sha1, NULL);
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printf("%s %s\n", sha1_to_hex(sha1),
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(type > 0) ? typename(type) : "unknown");
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} else
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unlink(mkpath("%s/%s", path, filename));
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return 0;
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}
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static int prune_dir(int i, char *path)
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{
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DIR *dir = opendir(path);
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struct dirent *de;
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if (!dir)
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return 0;
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while ((de = readdir(dir)) != NULL) {
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char name[100];
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unsigned char sha1[20];
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int len = strlen(de->d_name);
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switch (len) {
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case 2:
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if (de->d_name[1] != '.')
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break;
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case 1:
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if (de->d_name[0] != '.')
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break;
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continue;
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case 38:
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sprintf(name, "%02x", i);
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memcpy(name+2, de->d_name, len+1);
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if (get_sha1_hex(name, sha1) < 0)
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break;
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/*
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* Do we know about this object?
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* It must have been reachable
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*/
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if (lookup_object(sha1))
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continue;
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prune_object(path, de->d_name, sha1);
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continue;
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}
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fprintf(stderr, "bad sha1 file: %s/%s\n", path, de->d_name);
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}
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if (!show_only)
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rmdir(path);
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closedir(dir);
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return 0;
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}
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static void prune_object_dir(const char *path)
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{
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int i;
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for (i = 0; i < 256; i++) {
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static char dir[4096];
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sprintf(dir, "%s/%02x", path, i);
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prune_dir(i, dir);
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}
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}
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int cmd_prune(int argc, const char **argv, const char *prefix)
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{
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int i;
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struct rev_info revs;
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for (i = 1; i < argc; i++) {
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const char *arg = argv[i];
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if (!strcmp(arg, "-n")) {
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show_only = 1;
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continue;
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}
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usage(prune_usage);
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}
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save_commit_buffer = 0;
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init_revisions(&revs, prefix);
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mark_reachable_objects(&revs, 1);
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prune_object_dir(get_object_directory());
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sync();
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prune_packed_objects(show_only);
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return 0;
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}
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