90 lines
2.1 KiB
C
90 lines
2.1 KiB
C
#include "builtin.h"
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#include "cache.h"
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#include "progress.h"
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#include "parse-options.h"
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static const char * const prune_packed_usage[] = {
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N_("git prune-packed [-n|--dry-run] [-q|--quiet]"),
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NULL
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};
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static struct progress *progress;
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static void prune_dir(int i, DIR *dir, struct strbuf *pathname, int opts)
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{
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struct dirent *de;
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char hex[40];
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int top_len = pathname->len;
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sprintf(hex, "%02x", i);
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while ((de = readdir(dir)) != NULL) {
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unsigned char sha1[20];
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if (strlen(de->d_name) != 38)
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continue;
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memcpy(hex + 2, de->d_name, 38);
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if (get_sha1_hex(hex, sha1))
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continue;
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if (!has_sha1_pack(sha1))
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continue;
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strbuf_add(pathname, de->d_name, 38);
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if (opts & PRUNE_PACKED_DRY_RUN)
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printf("rm -f %s\n", pathname->buf);
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else
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unlink_or_warn(pathname->buf);
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display_progress(progress, i + 1);
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strbuf_setlen(pathname, top_len);
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}
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}
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void prune_packed_objects(int opts)
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{
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int i;
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const char *dir = get_object_directory();
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struct strbuf pathname = STRBUF_INIT;
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int top_len;
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strbuf_addstr(&pathname, dir);
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if (opts & PRUNE_PACKED_VERBOSE)
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progress = start_progress_delay(_("Removing duplicate objects"),
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256, 95, 2);
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if (pathname.len && pathname.buf[pathname.len - 1] != '/')
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strbuf_addch(&pathname, '/');
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top_len = pathname.len;
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for (i = 0; i < 256; i++) {
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DIR *d;
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display_progress(progress, i + 1);
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strbuf_setlen(&pathname, top_len);
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strbuf_addf(&pathname, "%02x/", i);
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d = opendir(pathname.buf);
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if (!d)
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continue;
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prune_dir(i, d, &pathname, opts);
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closedir(d);
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strbuf_setlen(&pathname, top_len + 2);
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rmdir(pathname.buf);
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}
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stop_progress(&progress);
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}
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int cmd_prune_packed(int argc, const char **argv, const char *prefix)
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{
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int opts = isatty(2) ? PRUNE_PACKED_VERBOSE : 0;
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const struct option prune_packed_options[] = {
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OPT_BIT('n', "dry-run", &opts, N_("dry run"),
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PRUNE_PACKED_DRY_RUN),
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OPT_NEGBIT('q', "quiet", &opts, N_("be quiet"),
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PRUNE_PACKED_VERBOSE),
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OPT_END()
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};
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argc = parse_options(argc, argv, prefix, prune_packed_options,
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prune_packed_usage, 0);
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prune_packed_objects(opts);
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return 0;
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}
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