#include "commit.h"
#include "tag.h"
#include "tree.h"
+#include "progress.h"
static const char index_pack_usage[] =
"git-index-pack [-v] [-o <index-file>] [{ ---keep | --keep=<msg> }] { <pack-file> | --stdin [--fix-thin] [<pack-file>] }";
static int from_stdin;
static int verbose;
-static volatile sig_atomic_t progress_update;
-
-static void progress_interval(int signum)
-{
- progress_update = 1;
-}
-
-static void setup_progress_signal(void)
-{
- struct sigaction sa;
- struct itimerval v;
-
- memset(&sa, 0, sizeof(sa));
- sa.sa_handler = progress_interval;
- sigemptyset(&sa.sa_mask);
- sa.sa_flags = SA_RESTART;
- sigaction(SIGALRM, &sa, NULL);
-
- v.it_interval.tv_sec = 1;
- v.it_interval.tv_usec = 0;
- v.it_value = v.it_interval;
- setitimer(ITIMER_REAL, &v, NULL);
-
-}
-
-static unsigned display_progress(unsigned n, unsigned total, unsigned last_pc)
-{
- unsigned percent = n * 100 / total;
- if (percent != last_pc || progress_update) {
- fprintf(stderr, "%4u%% (%u/%u) done\r", percent, n, total);
- progress_update = 0;
- }
- return percent;
-}
+static struct progress progress;
/* We always read in 4kB chunks. */
static unsigned char input_buffer[4096];
/* Parse all objects and return the pack content SHA1 hash */
static void parse_pack_objects(unsigned char *sha1)
{
- int i, percent = -1;
+ int i;
struct delta_entry *delta = deltas;
void *data;
struct stat st;
* - remember base (SHA1 or offset) for all deltas.
*/
if (verbose)
- fprintf(stderr, "Indexing %d objects.\n", nr_objects);
+ start_progress(&progress, "Indexing %u objects...", "", nr_objects);
for (i = 0; i < nr_objects; i++) {
struct object_entry *obj = &objects[i];
data = unpack_raw_entry(obj, &delta->base);
sha1_object(data, obj->size, obj->type, obj->sha1);
free(data);
if (verbose)
- percent = display_progress(i+1, nr_objects, percent);
+ display_progress(&progress, i+1);
}
objects[i].offset = consumed_bytes;
if (verbose)
- fputc('\n', stderr);
+ stop_progress(&progress);
/* Check pack integrity */
flush();
* for some more deltas.
*/
if (verbose)
- fprintf(stderr, "Resolving %d deltas.\n", nr_deltas);
+ start_progress(&progress, "Resolving %u deltas...", "", nr_deltas);
for (i = 0; i < nr_objects; i++) {
struct object_entry *obj = &objects[i];
union delta_base base;
}
free(data);
if (verbose)
- percent = display_progress(nr_resolved_deltas,
- nr_deltas, percent);
+ display_progress(&progress, nr_resolved_deltas);
}
- if (verbose && nr_resolved_deltas == nr_deltas)
- fputc('\n', stderr);
}
static int write_compressed(int fd, void *in, unsigned int size, uint32_t *obj_crc)
static void fix_unresolved_deltas(int nr_unresolved)
{
struct delta_entry **sorted_by_pos;
- int i, n = 0, percent = -1;
+ int i, n = 0;
/*
* Since many unresolved deltas may well be themselves base objects
append_obj_to_pack(d->base.sha1, data, size, type);
free(data);
if (verbose)
- percent = display_progress(nr_resolved_deltas,
- nr_deltas, percent);
+ display_progress(&progress, nr_resolved_deltas);
}
free(sorted_by_pos);
- if (verbose)
- fputc('\n', stderr);
}
static void readjust_pack_header_and_sha1(unsigned char *sha1)
write_or_die(output_fd, sha1, 20);
}
+static uint32_t index_default_version = 1;
+static uint32_t index_off32_limit = 0x7fffffff;
+
static int sha1_compare(const void *_a, const void *_b)
{
struct object_entry *a = *(struct object_entry **)_a;
f = sha1fd(fd, index_name);
/* if last object's offset is >= 2^31 we should use index V2 */
- index_version = (objects[nr_objects-1].offset >> 31) ? 2 : 1;
+ index_version = (objects[nr_objects-1].offset >> 31) ? 2 : index_default_version;
/* index versions 2 and above need a header */
if (index_version >= 2) {
list = sorted_by_sha;
for (i = 0; i < nr_objects; i++) {
struct object_entry *obj = *list++;
- uint32_t offset = (obj->offset <= 0x7fffffff) ?
+ uint32_t offset = (obj->offset <= index_off32_limit) ?
obj->offset : (0x80000000 | nr_large_offset++);
offset = htonl(offset);
sha1write(f, &offset, 4);
while (nr_large_offset) {
struct object_entry *obj = *list++;
uint64_t offset = obj->offset;
- if (offset > 0x7fffffff) {
+ if (offset > index_off32_limit) {
uint32_t split[2];
split[0] = htonl(offset >> 32);
split[1] = htonl(offset & 0xffffffff);
if (index_name || (i+1) >= argc)
usage(index_pack_usage);
index_name = argv[++i];
+ } else if (!prefixcmp(arg, "--index-version=")) {
+ char *c;
+ index_default_version = strtoul(arg + 16, &c, 10);
+ if (index_default_version > 2)
+ die("bad %s", arg);
+ if (*c == ',')
+ index_off32_limit = strtoul(c+1, &c, 0);
+ if (*c || index_off32_limit & 0x80000000)
+ die("bad %s", arg);
} else
usage(index_pack_usage);
continue;
parse_pack_header();
objects = xmalloc((nr_objects + 1) * sizeof(struct object_entry));
deltas = xmalloc(nr_objects * sizeof(struct delta_entry));
- if (verbose)
- setup_progress_signal();
parse_pack_objects(sha1);
- if (nr_deltas != nr_resolved_deltas) {
+ if (nr_deltas == nr_resolved_deltas) {
+ if (verbose)
+ stop_progress(&progress);
+ /* Flush remaining pack final 20-byte SHA1. */
+ flush();
+ } else {
if (fix_thin_pack) {
int nr_unresolved = nr_deltas - nr_resolved_deltas;
int nr_objects_initial = nr_objects;
(nr_objects + nr_unresolved + 1)
* sizeof(*objects));
fix_unresolved_deltas(nr_unresolved);
- if (verbose)
+ if (verbose) {
+ stop_progress(&progress);
fprintf(stderr, "%d objects were added to complete this thin pack.\n",
nr_objects - nr_objects_initial);
+ }
readjust_pack_header_and_sha1(sha1);
}
if (nr_deltas != nr_resolved_deltas)
die("pack has %d unresolved deltas",
nr_deltas - nr_resolved_deltas);
- } else {
- /* Flush remaining pack final 20-byte SHA1. */
- flush();
}
free(deltas);
curr_index = write_index_file(index_name, sha1);