--patch-with-raw::
Generate patch but keep also the default raw diff output.
+--stat::
+ Generate a diffstat instead of a patch.
+
+--patch-with-stat::
+ Generate patch and prepend its diffstat.
+
-z::
\0 line termination on output
#!/bin/sh
GVF=GIT-VERSION-FILE
-DEF_VER=v1.3-rc3.GIT
+DEF_VER=v1.3-rc4.GIT
# First try git-describe, then see if there is a version file
# (included in release tarballs), then default
clean:
rm -f *.o mozilla-sha1/*.o arm/*.o ppc/*.o compat/*.o xdiff/*.o \
$(LIB_FILE) $(XDIFF_LIB)
- rm -f $(ALL_PROGRAMS) git$X
+ rm -f $(ALL_PROGRAMS) $(BUILT_INS) git$X
rm -f *.spec *.pyc *.pyo */*.pyc */*.pyo common-cmds.h TAGS tags
rm -rf $(GIT_TARNAME)
rm -f $(GIT_TARNAME).tar.gz git-core_$(GIT_VERSION)-*.tar.gz
if (buf[len-1] == '\n')
buf[--len] = 0;
- if (buf[0] == '#')
- return 0;
+ if (buf[0] == '#' || buf[0] == '\0')
+ return NULL;
if ((len + 1) % 41) {
bad_graft_data:
error("bad graft data: %s", buf);
/* The format is just "Commit Parent1 Parent2 ...\n" */
int len = strlen(buf);
struct commit_graft *graft = read_graft_line(buf, len);
+ if (!graft)
+ continue;
if (register_commit_graft(graft, 1))
error("duplicate graft data: %s", buf);
}
if (opt->diffopt.output_format == DIFF_FORMAT_PATCH)
opt->diffopt.recursive = 1;
- diff_tree_setup_paths(get_pathspec(prefix, argv), opt);
+ diff_tree_setup_paths(get_pathspec(prefix, argv), &opt->diffopt);
diff_setup_done(&opt->diffopt);
switch (nr_sha1) {
#include "quote.h"
#include "diff.h"
#include "diffcore.h"
-#include "xdiff/xdiff.h"
+#include "xdiff-interface.h"
static int use_size_cache;
return 0;
}
+struct diffstat_t {
+ struct xdiff_emit_state xm;
+
+ int nr;
+ int alloc;
+ struct diffstat_file {
+ char *name;
+ unsigned is_unmerged:1;
+ unsigned is_binary:1;
+ unsigned int added, deleted;
+ } **files;
+};
+
+static struct diffstat_file *diffstat_add(struct diffstat_t *diffstat,
+ const char *name)
+{
+ struct diffstat_file *x;
+ x = xcalloc(sizeof (*x), 1);
+ if (diffstat->nr == diffstat->alloc) {
+ diffstat->alloc = alloc_nr(diffstat->alloc);
+ diffstat->files = xrealloc(diffstat->files,
+ diffstat->alloc * sizeof(x));
+ }
+ diffstat->files[diffstat->nr++] = x;
+ x->name = strdup(name);
+ return x;
+}
+
+static void diffstat_consume(void *priv, char *line, unsigned long len)
+{
+ struct diffstat_t *diffstat = priv;
+ struct diffstat_file *x = diffstat->files[diffstat->nr - 1];
+
+ if (line[0] == '+')
+ x->added++;
+ else if (line[0] == '-')
+ x->deleted++;
+}
+
+static const char pluses[] = "++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++";
+static const char minuses[]= "----------------------------------------------------------------------";
+
+static void show_stats(struct diffstat_t* data)
+{
+ char *prefix = "";
+ int i, len, add, del, total, adds = 0, dels = 0;
+ int max, max_change = 0, max_len = 0;
+ int total_files = data->nr;
+
+ if (data->nr == 0)
+ return;
+
+ for (i = 0; i < data->nr; i++) {
+ struct diffstat_file *file = data->files[i];
+
+ if (file->is_binary || file->is_unmerged)
+ continue;
+ if (max_change < file->added + file->deleted)
+ max_change = file->added + file->deleted;
+ len = strlen(file->name);
+ if (max_len < len)
+ max_len = len;
+ }
+
+ for (i = 0; i < data->nr; i++) {
+ char *name = data->files[i]->name;
+ int added = data->files[i]->added;
+ int deleted = data->files[i]->deleted;
+
+ if (0 < (len = quote_c_style(name, NULL, NULL, 0))) {
+ char *qname = xmalloc(len + 1);
+ quote_c_style(name, qname, NULL, 0);
+ free(name);
+ data->files[i]->name = name = qname;
+ }
+
+ /*
+ * "scale" the filename
+ */
+ len = strlen(name);
+ max = max_len;
+ if (max > 50)
+ max = 50;
+ if (len > max) {
+ char *slash;
+ prefix = "...";
+ max -= 3;
+ name += len - max;
+ slash = strchr(name, '/');
+ if (slash)
+ name = slash;
+ }
+ len = max;
+
+ /*
+ * scale the add/delete
+ */
+ max = max_change;
+ if (max + len > 70)
+ max = 70 - len;
+
+ if (data->files[i]->is_binary) {
+ printf(" %s%-*s | Bin\n", prefix, len, name);
+ goto free_diffstat_file;
+ }
+ else if (data->files[i]->is_unmerged) {
+ printf(" %s%-*s | Unmerged\n", prefix, len, name);
+ goto free_diffstat_file;
+ }
+ else if (added + deleted == 0) {
+ total_files--;
+ goto free_diffstat_file;
+ }
+
+ add = added;
+ del = deleted;
+ total = add + del;
+ adds += add;
+ dels += del;
+
+ if (max_change > 0) {
+ total = (total * max + max_change / 2) / max_change;
+ add = (add * max + max_change / 2) / max_change;
+ del = total - add;
+ }
+ printf(" %s%-*s |%5d %.*s%.*s\n", prefix,
+ len, name, added + deleted,
+ add, pluses, del, minuses);
+ free_diffstat_file:
+ free(data->files[i]->name);
+ free(data->files[i]);
+ }
+ free(data->files);
+ printf(" %d files changed, %d insertions(+), %d deletions(-)\n",
+ total_files, adds, dels);
+}
+
#define FIRST_FEW_BYTES 8000
static int mmfile_is_binary(mmfile_t *mf)
{
return;
}
+static void builtin_diffstat(const char *name_a, const char *name_b,
+ struct diff_filespec *one, struct diff_filespec *two,
+ struct diffstat_t *diffstat)
+{
+ mmfile_t mf1, mf2;
+ struct diffstat_file *data;
+
+ data = diffstat_add(diffstat, name_a ? name_a : name_b);
+
+ if (!one || !two) {
+ data->is_unmerged = 1;
+ return;
+ }
+
+ if (fill_mmfile(&mf1, one) < 0 || fill_mmfile(&mf2, two) < 0)
+ die("unable to read files to diff");
+
+ if (mmfile_is_binary(&mf1) || mmfile_is_binary(&mf2))
+ data->is_binary = 1;
+ else {
+ /* Crazy xdl interfaces.. */
+ xpparam_t xpp;
+ xdemitconf_t xecfg;
+ xdemitcb_t ecb;
+
+ xpp.flags = XDF_NEED_MINIMAL;
+ xecfg.ctxlen = 0;
+ xecfg.flags = 0;
+ ecb.outf = xdiff_outf;
+ ecb.priv = diffstat;
+ xdl_diff(&mf1, &mf2, &xpp, &xecfg, &ecb);
+ }
+}
+
struct diff_filespec *alloc_filespec(const char *path)
{
int namelen = strlen(path);
free(other_munged);
}
+static void run_diffstat(struct diff_filepair *p, struct diff_options *o,
+ struct diffstat_t *diffstat)
+{
+ const char *name;
+ const char *other;
+
+ if (DIFF_PAIR_UNMERGED(p)) {
+ /* unmerged */
+ builtin_diffstat(p->one->path, NULL, NULL, NULL, diffstat);
+ return;
+ }
+
+ name = p->one->path;
+ other = (strcmp(name, p->two->path) ? p->two->path : NULL);
+
+ diff_fill_sha1_info(p->one);
+ diff_fill_sha1_info(p->two);
+
+ builtin_diffstat(name, other, p->one, p->two, diffstat);
+}
+
void diff_setup(struct diff_options *options)
{
memset(options, 0, sizeof(*options));
options->output_format = DIFF_FORMAT_PATCH;
options->with_raw = 1;
}
+ else if (!strcmp(arg, "--stat"))
+ options->output_format = DIFF_FORMAT_DIFFSTAT;
+ else if (!strcmp(arg, "--patch-with-stat")) {
+ options->output_format = DIFF_FORMAT_PATCH;
+ options->with_stat = 1;
+ }
else if (!strcmp(arg, "-z"))
options->line_termination = 0;
else if (!strncmp(arg, "-l", 2))
if ((DIFF_FILE_VALID(p->one) && S_ISDIR(p->one->mode)) ||
(DIFF_FILE_VALID(p->two) && S_ISDIR(p->two->mode)))
- return; /* no tree diffs in patch format */
+ return; /* no tree diffs in patch format */
run_diff(p, o);
}
+static void diff_flush_stat(struct diff_filepair *p, struct diff_options *o,
+ struct diffstat_t *diffstat)
+{
+ if (diff_unmodified_pair(p))
+ return;
+
+ if ((DIFF_FILE_VALID(p->one) && S_ISDIR(p->one->mode)) ||
+ (DIFF_FILE_VALID(p->two) && S_ISDIR(p->two->mode)))
+ return; /* no tree diffs in patch format */
+
+ run_diffstat(p, o, diffstat);
+}
+
int diff_queue_is_empty(void)
{
struct diff_queue_struct *q = &diff_queued_diff;
static void flush_one_pair(struct diff_filepair *p,
int diff_output_format,
- struct diff_options *options)
+ struct diff_options *options,
+ struct diffstat_t *diffstat)
{
int inter_name_termination = '\t';
int line_termination = options->line_termination;
break;
default:
switch (diff_output_format) {
+ case DIFF_FORMAT_DIFFSTAT:
+ diff_flush_stat(p, options, diffstat);
+ break;
case DIFF_FORMAT_PATCH:
diff_flush_patch(p, options);
break;
struct diff_queue_struct *q = &diff_queued_diff;
int i;
int diff_output_format = options->output_format;
+ struct diffstat_t *diffstat = NULL;
+
+ if (diff_output_format == DIFF_FORMAT_DIFFSTAT || options->with_stat) {
+ diffstat = xcalloc(sizeof (struct diffstat_t), 1);
+ diffstat->xm.consume = diffstat_consume;
+ }
if (options->with_raw) {
for (i = 0; i < q->nr; i++) {
struct diff_filepair *p = q->queue[i];
- flush_one_pair(p, DIFF_FORMAT_RAW, options);
+ flush_one_pair(p, DIFF_FORMAT_RAW, options, NULL);
+ }
+ putchar(options->line_termination);
+ }
+ if (options->with_stat) {
+ for (i = 0; i < q->nr; i++) {
+ struct diff_filepair *p = q->queue[i];
+ flush_one_pair(p, DIFF_FORMAT_DIFFSTAT, options,
+ diffstat);
}
+ show_stats(diffstat);
+ free(diffstat);
+ diffstat = NULL;
putchar(options->line_termination);
}
for (i = 0; i < q->nr; i++) {
struct diff_filepair *p = q->queue[i];
- flush_one_pair(p, diff_output_format, options);
+ flush_one_pair(p, diff_output_format, options, diffstat);
diff_free_filepair(p);
}
+
+ if (diffstat) {
+ show_stats(diffstat);
+ free(diffstat);
+ }
+
free(q->queue);
q->queue = NULL;
q->nr = q->alloc = 0;
const char *pickaxe;
unsigned recursive:1,
with_raw:1,
+ with_stat:1,
tree_in_recursive:1,
full_index:1;
int break_opt;
" -u synonym for -p.\n" \
" --patch-with-raw\n" \
" output both a patch and the diff-raw format.\n" \
+" --stat show diffstat instead of patch.\n" \
+" --patch-with-stat\n" \
+" output a patch and prepend its diffstat.\n" \
" --name-only show only names of changed files.\n" \
" --name-status show names and status of changed files.\n" \
" --full-index show full object name on index lines.\n" \
#define DIFF_FORMAT_NO_OUTPUT 3
#define DIFF_FORMAT_NAME 4
#define DIFF_FORMAT_NAME_STATUS 5
+#define DIFF_FORMAT_DIFFSTAT 6
extern void diff_flush(struct diff_options*);
cc_or_p=--cc ;;
esac
-# If we do not have --name-status, --name-only, -r, or -c default to --cc.
+# If we do not have --name-status, --name-only, -r, -c or --stat,
+# default to --cc.
case " $flags " in
-*" '--name-status' "* | *" '--name-only' "* | *" '-r' "* | *" '-c' "* )
+*" '--name-status' "* | *" '--name-only' "* | *" '-r' "* | *" '-c' "* | \
+*" '--stat' "*)
;;
*)
flags="$flags'$cc_or_p' " ;;
pretty_print_commit(commit_format, commit, ~0, buf,
LOGSIZE, abbrev);
printf("%s\n", buf);
- if (do_diff)
+ if (do_diff) {
+ printf("---\n");
log_tree_commit(&opt, commit);
+ }
shown = 1;
free(commit->buffer);
commit->buffer = NULL;
};
int i;
+ /* Turn "git cmd --help" into "git help cmd" */
+ if (argc > 1 && !strcmp(argv[1], "--help")) {
+ argv[1] = argv[0];
+ argv[0] = cmd = "help";
+ }
+
for (i = 0; i < ARRAY_SIZE(commands); i++) {
struct cmd_struct *p = commands+i;
if (strcmp(p->cmd, cmd))
proc addextraid {id row} {
global displayorder commitrow commitinfo
- global commitidx
+ global commitidx commitlisted
global parentlist childlist children
incr commitidx
lappend displayorder $id
+ lappend commitlisted 0
lappend parentlist {}
set commitrow($id) $row
readcommit $id
proc drawcmitrow {row} {
global displayorder rowidlist
global idrowranges idrangedrawn iddrawn
- global commitinfo commitlisted parentlist numcommits
+ global commitinfo parentlist numcommits
if {$row >= $numcommits} return
foreach id [lindex $rowidlist $row] {
* something different on Windows, for example.
*/
-static void run_pager(void)
+static void run_pager(const char *pager)
{
- const char *prog = getenv("PAGER");
- if (!prog)
- prog = "less";
- setenv("LESS", "-S", 0);
- execlp(prog, prog, NULL);
+ execlp(pager, pager, NULL);
}
void setup_pager(void)
{
pid_t pid;
int fd[2];
+ const char *pager = getenv("PAGER");
if (!isatty(1))
return;
+ if (!pager)
+ pager = "less";
+ else if (!*pager)
+ return;
+
if (pipe(fd) < 0)
return;
pid = fork();
close(fd[0]);
close(fd[1]);
- run_pager();
+ setenv("LESS", "-S", 0);
+ run_pager(pager);
exit(255);
}
rm -fr trash
.PHONY: $(T) clean
-.NOPARALLEL:
+.NOTPARALLEL:
# Some convenience functions
-function show_count () {
- commit_count=$(($commit_count+1))
- printf " %d\r" $commit_count
-}
-
function add () {
local name=$1
local text="$@"
"test $count = $output"
}
-function test_repack () {
- local rep=$1
-
- test_expect_success "repack && prune-packed in $rep" \
- '(git-repack && git-prune-packed)2>>log.txt'
-}
-
function pull_to_client () {
local number=$1
local heads=$2
cd client
test_expect_success "$number pull" \
- "git-fetch-pack -v .. $heads > log.txt 2>&1"
+ "git-fetch-pack -k -v .. $heads"
case "$heads" in *A*) echo $ATIP > .git/refs/heads/A;; esac
case "$heads" in *B*) echo $BTIP > .git/refs/heads/B;; esac
git-symbolic-ref HEAD refs/heads/${heads:0:1}
+
test_expect_success "fsck" 'git-fsck-objects --full > fsck.txt 2>&1'
- test_expect_object_count "after $number pull" $count
- pack_count=$(grep Unpacking log.txt|tr -dc "0-9")
+
+ test_expect_success 'check downloaded results' \
+ 'mv .git/objects/pack/pack-* . &&
+ p=`ls -1 pack-*.pack` &&
+ git-unpack-objects <$p &&
+ git-fsck-objects --full'
+
+ test_expect_success "new object count after $number pull" \
+ 'idx=`echo pack-*.idx` &&
+ pack_count=`git-show-index <$idx | wc -l` &&
+ test $pack_count = $count'
test -z "$pack_count" && pack_count=0
if [ -z "$no_strict_count_check" ]; then
test_expect_success "minimal count" "test $count = $pack_count"
test $count != $pack_count && \
echo "WARNING: $pack_count objects transmitted, only $count of which were needed"
fi
+ rm -f pack-*
cd ..
}
pull_to_client 1st "B A" $((11*3))
-(cd client; test_repack client)
-
add A11 $A10
prev=1; cur=2; while [ $cur -le 65 ]; do
pull_to_client 2nd "B" $((64*3))
-(cd client; test_repack client)
-
pull_to_client 3rd "A" $((1*3)) # old fails
test_done
long *kvdf, long *kvdb, int need_min, xdpsplit_t *spl,
xdalgoenv_t *xenv);
static xdchange_t *xdl_add_change(xdchange_t *xscr, long i1, long i2, long chg1, long chg2);
+static int xdl_change_compact(xdfile_t *xdf, xdfile_t *xdfo);
+
}
+static int xdl_change_compact(xdfile_t *xdf, xdfile_t *xdfo) {
+ long ix, ixo, ixs, ixref, grpsiz, nrec = xdf->nrec;
+ char *rchg = xdf->rchg, *rchgo = xdfo->rchg;
+ xrecord_t **recs = xdf->recs;
+
+ /*
+ * This is the same of what GNU diff does. Move back and forward
+ * change groups for a consistent and pretty diff output. This also
+ * helps in finding joineable change groups and reduce the diff size.
+ */
+ for (ix = ixo = 0;;) {
+ /*
+ * Find the first changed line in the to-be-compacted file.
+ * We need to keep track of both indexes, so if we find a
+ * changed lines group on the other file, while scanning the
+ * to-be-compacted file, we need to skip it properly. Note
+ * that loops that are testing for changed lines on rchg* do
+ * not need index bounding since the array is prepared with
+ * a zero at position -1 and N.
+ */
+ for (; ix < nrec && !rchg[ix]; ix++)
+ while (rchgo[ixo++]);
+ if (ix == nrec)
+ break;
+
+ /*
+ * Record the start of a changed-group in the to-be-compacted file
+ * and find the end of it, on both to-be-compacted and other file
+ * indexes (ix and ixo).
+ */
+ ixs = ix;
+ for (ix++; rchg[ix]; ix++);
+ for (; rchgo[ixo]; ixo++);
+
+ do {
+ grpsiz = ix - ixs;
+
+ /*
+ * If the line before the current change group, is equal to
+ * the last line of the current change group, shift backward
+ * the group.
+ */
+ while (ixs > 0 && recs[ixs - 1]->ha == recs[ix - 1]->ha &&
+ XDL_RECMATCH(recs[ixs - 1], recs[ix - 1])) {
+ rchg[--ixs] = 1;
+ rchg[--ix] = 0;
+
+ /*
+ * This change might have joined two change groups,
+ * so we try to take this scenario in account by moving
+ * the start index accordingly (and so the other-file
+ * end-of-group index).
+ */
+ for (; rchg[ixs - 1]; ixs--);
+ while (rchgo[--ixo]);
+ }
+
+ /*
+ * Record the end-of-group position in case we are matched
+ * with a group of changes in the other file (that is, the
+ * change record before the enf-of-group index in the other
+ * file is set).
+ */
+ ixref = rchgo[ixo - 1] ? ix: nrec;
+
+ /*
+ * If the first line of the current change group, is equal to
+ * the line next of the current change group, shift forward
+ * the group.
+ */
+ while (ix < nrec && recs[ixs]->ha == recs[ix]->ha &&
+ XDL_RECMATCH(recs[ixs], recs[ix])) {
+ rchg[ixs++] = 0;
+ rchg[ix++] = 1;
+
+ /*
+ * This change might have joined two change groups,
+ * so we try to take this scenario in account by moving
+ * the start index accordingly (and so the other-file
+ * end-of-group index). Keep tracking the reference
+ * index in case we are shifting together with a
+ * corresponding group of changes in the other file.
+ */
+ for (; rchg[ix]; ix++);
+ while (rchgo[++ixo])
+ ixref = ix;
+ }
+ } while (grpsiz != ix - ixs);
+
+ /*
+ * Try to move back the possibly merged group of changes, to match
+ * the recorded postion in the other file.
+ */
+ while (ixref < ix) {
+ rchg[--ixs] = 1;
+ rchg[--ix] = 0;
+ while (rchgo[--ixo]);
+ }
+ }
+
+ return 0;
+}
+
+
int xdl_build_script(xdfenv_t *xe, xdchange_t **xscr) {
xdchange_t *cscr = NULL, *xch;
char *rchg1 = xe->xdf1.rchg, *rchg2 = xe->xdf2.rchg;
return -1;
}
-
- if (xdl_build_script(&xe, &xscr) < 0) {
+ if (xdl_change_compact(&xe.xdf1, &xe.xdf2) < 0 ||
+ xdl_change_compact(&xe.xdf2, &xe.xdf1) < 0 ||
+ xdl_build_script(&xe, &xscr) < 0) {
xdl_free_env(&xe);
return -1;
}
-
if (xscr) {
if (xdl_emit_diff(&xe, xscr, ecb, xecfg) < 0) {
xdl_free_env(&xe);
return -1;
}
-
xdl_free_script(xscr);
}
-
xdl_free_env(&xe);
return 0;
#define XDL_ISDIGIT(c) ((c) >= '0' && (c) <= '9')
#define XDL_HASHLONG(v, b) (((unsigned long)(v) * GR_PRIME) >> ((CHAR_BIT * sizeof(unsigned long)) - (b)))
#define XDL_PTRFREE(p) do { if (p) { xdl_free(p); (p) = NULL; } } while (0)
+#define XDL_RECMATCH(r1, r2) ((r1)->size == (r2)->size && memcmp((r1)->ptr, (r2)->ptr, (r1)->size) == 0)
#define XDL_LE32_PUT(p, v) \
do { \
unsigned char *__p = (unsigned char *) (p); \