make struct progress an opaque type

This allows for better management of progress "object" existence,
as well as making the progress display implementation more independent
from its callers.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Nicolas Pitre 2007-10-30 14:57:32 -04:00 committed by Junio C Hamano
parent 0e54913796
commit dc6a0757c4
7 changed files with 57 additions and 45 deletions

View File

@ -73,7 +73,7 @@ static int depth = 50;
static int delta_search_threads = 1;
static int pack_to_stdout;
static int num_preferred_base;
static struct progress progress_state;
static struct progress *progress_state;
static int pack_compression_level = Z_DEFAULT_COMPRESSION;
static int pack_compression_seen;
@ -598,7 +598,7 @@ static void write_pack_file(void)
uint32_t nr_remaining = nr_result;
if (do_progress)
start_progress(&progress_state, "Writing objects", nr_result);
progress_state = start_progress("Writing objects", nr_result);
written_list = xmalloc(nr_objects * sizeof(struct object_entry *));
do {
@ -630,7 +630,7 @@ static void write_pack_file(void)
break;
offset = offset_one;
if (do_progress)
display_progress(&progress_state, written);
display_progress(progress_state, written);
}
/*
@ -854,7 +854,7 @@ static int add_object_entry(const unsigned char *sha1, enum object_type type,
object_ix[-1 - ix] = nr_objects;
if (progress)
display_progress(&progress_state, nr_objects);
display_progress(progress_state, nr_objects);
if (name && no_try_delta(name))
entry->no_try_delta = 1;
@ -1518,7 +1518,7 @@ static void find_deltas(struct object_entry **list, unsigned list_size,
progress_lock();
(*processed)++;
if (progress)
display_progress(&progress_state, *processed);
display_progress(progress_state, *processed);
progress_unlock();
/*
@ -1718,8 +1718,8 @@ static void prepare_pack(int window, int depth)
if (nr_deltas && n > 1) {
unsigned nr_done = 0;
if (progress)
start_progress(&progress_state, "Compressing objects",
nr_deltas);
progress_state = start_progress("Compressing objects",
nr_deltas);
qsort(delta_list, n, sizeof(*delta_list), type_size_sort);
ll_find_deltas(delta_list, n, window+1, depth, &nr_done);
if (progress)
@ -2135,7 +2135,7 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix)
prepare_packed_git();
if (progress)
start_progress(&progress_state, "Counting objects", 0);
progress_state = start_progress("Counting objects", 0);
if (!use_internal_rev_list)
read_object_list_from_stdin();
else {

View File

@ -8,7 +8,7 @@ static const char prune_packed_usage[] =
#define DRY_RUN 01
#define VERBOSE 02
static struct progress progress;
static struct progress *progress;
static void prune_dir(int i, DIR *dir, char *pathname, int len, int opts)
{
@ -16,7 +16,7 @@ static void prune_dir(int i, DIR *dir, char *pathname, int len, int opts)
char hex[40];
if (opts == VERBOSE)
display_progress(&progress, i + 1);
display_progress(progress, i + 1);
sprintf(hex, "%02x", i);
while ((de = readdir(dir)) != NULL) {
@ -46,8 +46,7 @@ void prune_packed_objects(int opts)
int len = strlen(dir);
if (opts == VERBOSE)
start_progress_delay(&progress,
"Removing duplicate objects",
progress = start_progress_delay("Removing duplicate objects",
256, 95, 2);
if (len > PATH_MAX - 42)

View File

@ -311,7 +311,7 @@ static void unpack_one(unsigned nr)
static void unpack_all(void)
{
int i;
struct progress progress;
struct progress *progress = NULL;
struct pack_header *hdr = fill(sizeof(struct pack_header));
unsigned nr_objects = ntohl(hdr->hdr_entries);
@ -322,12 +322,12 @@ static void unpack_all(void)
use(sizeof(struct pack_header));
if (!quiet)
start_progress(&progress, "Unpacking objects", nr_objects);
progress = start_progress("Unpacking objects", nr_objects);
obj_list = xmalloc(nr_objects * sizeof(*obj_list));
for (i = 0; i < nr_objects; i++) {
unpack_one(i);
if (!quiet)
display_progress(&progress, i + 1);
display_progress(progress, i + 1);
}
if (!quiet)
stop_progress(&progress);

View File

@ -46,7 +46,7 @@ static int nr_resolved_deltas;
static int from_stdin;
static int verbose;
static struct progress progress;
static struct progress *progress;
/* We always read in 4kB chunks. */
static unsigned char input_buffer[4096];
@ -406,7 +406,7 @@ static void parse_pack_objects(unsigned char *sha1)
* - remember base (SHA1 or offset) for all deltas.
*/
if (verbose)
start_progress(&progress, "Indexing objects", nr_objects);
progress = start_progress("Indexing objects", nr_objects);
for (i = 0; i < nr_objects; i++) {
struct object_entry *obj = &objects[i];
data = unpack_raw_entry(obj, &delta->base);
@ -419,7 +419,7 @@ static void parse_pack_objects(unsigned char *sha1)
sha1_object(data, obj->size, obj->type, obj->idx.sha1);
free(data);
if (verbose)
display_progress(&progress, i+1);
display_progress(progress, i+1);
}
objects[i].idx.offset = consumed_bytes;
if (verbose)
@ -455,7 +455,7 @@ static void parse_pack_objects(unsigned char *sha1)
* for some more deltas.
*/
if (verbose)
start_progress(&progress, "Resolving deltas", nr_deltas);
progress = start_progress("Resolving deltas", nr_deltas);
for (i = 0; i < nr_objects; i++) {
struct object_entry *obj = &objects[i];
union delta_base base;
@ -487,7 +487,7 @@ static void parse_pack_objects(unsigned char *sha1)
}
free(data);
if (verbose)
display_progress(&progress, nr_resolved_deltas);
display_progress(progress, nr_resolved_deltas);
}
}
@ -595,7 +595,7 @@ static void fix_unresolved_deltas(int nr_unresolved)
append_obj_to_pack(d->base.sha1, data, size, type);
free(data);
if (verbose)
display_progress(&progress, nr_resolved_deltas);
display_progress(progress, nr_resolved_deltas);
}
free(sorted_by_pos);
}

View File

@ -1,6 +1,15 @@
#include "git-compat-util.h"
#include "progress.h"
struct progress {
const char *title;
int last_value;
unsigned total;
unsigned last_percent;
unsigned delay;
unsigned delayed_percent_treshold;
};
static volatile sig_atomic_t progress_update;
static void progress_interval(int signum)
@ -76,12 +85,18 @@ static int display(struct progress *progress, unsigned n, int done)
int display_progress(struct progress *progress, unsigned n)
{
return display(progress, n, 0);
return progress ? display(progress, n, 0) : 0;
}
void start_progress_delay(struct progress *progress, const char *title,
unsigned total, unsigned percent_treshold, unsigned delay)
struct progress *start_progress_delay(const char *title, unsigned total,
unsigned percent_treshold, unsigned delay)
{
struct progress *progress = malloc(sizeof(*progress));
if (!progress) {
/* unlikely, but here's a good fallback */
fprintf(stderr, "%s...\n", title);
return NULL;
}
progress->title = title;
progress->total = total;
progress->last_value = -1;
@ -89,19 +104,25 @@ void start_progress_delay(struct progress *progress, const char *title,
progress->delayed_percent_treshold = percent_treshold;
progress->delay = delay;
set_progress_signal();
return progress;
}
void start_progress(struct progress *progress, const char *title, unsigned total)
struct progress *start_progress(const char *title, unsigned total)
{
start_progress_delay(progress, title, total, 0, 0);
return start_progress_delay(title, total, 0, 0);
}
void stop_progress(struct progress *progress)
void stop_progress(struct progress **p_progress)
{
struct progress *progress = *p_progress;
if (!progress)
return;
*p_progress = NULL;
if (progress->last_value != -1) {
/* Force the last update */
progress_update = 1;
display(progress, progress->last_value, 1);
}
clear_progress_signal();
free(progress);
}

View File

@ -1,20 +1,12 @@
#ifndef PROGRESS_H
#define PROGRESS_H
struct progress {
const char *title;
int last_value;
unsigned total;
unsigned last_percent;
unsigned delay;
unsigned delayed_percent_treshold;
};
struct progress;
int display_progress(struct progress *progress, unsigned n);
void start_progress(struct progress *progress, const char *title,
unsigned total);
void start_progress_delay(struct progress *progress, const char *title,
unsigned total, unsigned percent_treshold, unsigned delay);
void stop_progress(struct progress *progress);
struct progress *start_progress(const char *title, unsigned total);
struct progress *start_progress_delay(const char *title, unsigned total,
unsigned percent_treshold, unsigned delay);
void stop_progress(struct progress **progress);
#endif

View File

@ -297,7 +297,7 @@ static void check_updates(struct cache_entry **src, int nr,
{
unsigned short mask = htons(CE_UPDATE);
unsigned cnt = 0, total = 0;
struct progress progress;
struct progress *progress = NULL;
char last_symlink[PATH_MAX];
if (o->update && o->verbose_update) {
@ -307,8 +307,8 @@ static void check_updates(struct cache_entry **src, int nr,
total++;
}
start_progress_delay(&progress, "Checking out files",
total, 50, 2);
progress = start_progress_delay("Checking out files",
total, 50, 2);
cnt = 0;
}
@ -318,7 +318,7 @@ static void check_updates(struct cache_entry **src, int nr,
if (total)
if (!ce->ce_mode || ce->ce_flags & mask)
display_progress(&progress, ++cnt);
display_progress(progress, ++cnt);
if (!ce->ce_mode) {
if (o->update)
unlink_entry(ce->name, last_symlink);
@ -333,7 +333,7 @@ static void check_updates(struct cache_entry **src, int nr,
}
}
if (total)
stop_progress(&progress);;
stop_progress(&progress);
}
int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options *o)