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checkout - eye candy.

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This implements "eye candy" similar to the pack-object/unpack-object
to entertain users while a large tree is being checked out after
a clone or a pull.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2006-02-22 19:02:39 -08:00
parent 6dc78e696b
commit 744633cbf2
3 changed files with 63 additions and 3 deletions
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2
git-clone.sh
View File

@ -253,7 +253,7 @@ Pull: $head_points_at:$origin" &&
case "$no_checkout" in
'')
git checkout
git-read-tree -m -u -v HEAD HEAD
esac
fi

4
git-merge.sh
View File

@ -130,7 +130,7 @@ case "$#,$common,$no_commit" in
echo "Updating from $head to $1."
git-update-index --refresh 2>/dev/null
new_head=$(git-rev-parse --verify "$1^0") &&
git-read-tree -u -m $head "$new_head" &&
git-read-tree -u -v -m $head "$new_head" &&
finish "$new_head" "Fast forward"
dropsave
exit 0
@ -146,7 +146,7 @@ case "$#,$common,$no_commit" in
echo "Trying really trivial in-index merge..."
git-update-index --refresh 2>/dev/null
if git-read-tree --trivial -m -u $common $head "$1" &&
if git-read-tree --trivial -m -u -v $common $head "$1" &&
result_tree=$(git-write-tree)
then
echo "Wonderful."

60
read-tree.c
View File

@ -9,6 +9,8 @@
#include "object.h"
#include "tree.h"
#include <sys/time.h>
#include <signal.h>
static int merge = 0;
static int update = 0;
@ -16,6 +18,8 @@ static int index_only = 0;
static int nontrivial_merge = 0;
static int trivial_merges_only = 0;
static int aggressive = 0;
static int verbose_update = 0;
static volatile int progress_update = 0;
static int head_idx = -1;
static int merge_size = 0;
@ -267,6 +271,12 @@ static void unlink_entry(char *name)
}
}
static void progress_interval(int signum)
{
signal(SIGALRM, progress_interval);
progress_update = 1;
}
static void check_updates(struct cache_entry **src, int nr)
{
static struct checkout state = {
@ -276,8 +286,49 @@ static void check_updates(struct cache_entry **src, int nr)
.refresh_cache = 1,
};
unsigned short mask = htons(CE_UPDATE);
unsigned last_percent = 200, cnt = 0, total = 0;
if (update && verbose_update) {
struct itimerval v;
for (total = cnt = 0; cnt < nr; cnt++) {
struct cache_entry *ce = src[cnt];
if (!ce->ce_mode || ce->ce_flags & mask)
total++;
}
/* Don't bother doing this for very small updates */
if (total < 250)
total = 0;
if (total) {
v.it_interval.tv_sec = 1;
v.it_interval.tv_usec = 0;
v.it_value = v.it_interval;
signal(SIGALRM, progress_interval);
setitimer(ITIMER_REAL, &v, NULL);
fprintf(stderr, "Checking files out...\n");
progress_update = 1;
}
cnt = 0;
}
while (nr--) {
struct cache_entry *ce = *src++;
if (total) {
if (!ce->ce_mode || ce->ce_flags & mask) {
unsigned percent;
cnt++;
percent = (cnt * 100) / total;
if (percent != last_percent ||
progress_update) {
fprintf(stderr, "%4u%% (%u/%u) done\r",
percent, cnt, total);
last_percent = percent;
}
}
}
if (!ce->ce_mode) {
if (update)
unlink_entry(ce->name);
@ -289,6 +340,10 @@ static void check_updates(struct cache_entry **src, int nr)
checkout_entry(ce, &state);
}
}
if (total) {
fputc('\n', stderr);
signal(SIGALRM, SIG_IGN);
}
}
static int unpack_trees(merge_fn_t fn)
@ -680,6 +735,11 @@ int main(int argc, char **argv)
continue;
}
if (!strcmp(arg, "-v")) {
verbose_update = 1;
continue;
}
/* "-i" means "index only", meaning that a merge will
* not even look at the working tree.
*/