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revision arguments: ..B means HEAD..B, just like A.. means A..HEAD 

For consistency reasons, we should probably allow that to be written as
just "..branch", the same way we can write "branch.." to mean "everything
in HEAD but not in "branch".

Signed-off-by: Junio C Hamano <junkio@cox.net>
maint
Junio C Hamano 2006-03-29 19:41:37 -08:00
parent 384e99a4a9
commit ce4a706388
2 changed files with 18 additions and 12 deletions
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19
rev-parse.c
View File

@ -315,16 +315,17 @@ int main(int argc, char **argv)
dotdot = strstr(arg, "..");
if (dotdot) {
unsigned char end[20];
char *n = dotdot+2;
char *next = dotdot + 2;
char *this = arg;
*dotdot = 0;
if (!get_sha1(arg, sha1)) {
if (!*n)
n = "HEAD";
if (!get_sha1(n, end)) {
show_rev(NORMAL, end, n);
show_rev(REVERSED, sha1, arg);
continue;
}
if (!*next)
next = "HEAD";
if (dotdot == arg)
this = "HEAD";
if (!get_sha1(this, sha1) && !get_sha1(next, end)) {
show_rev(NORMAL, end, next);
show_rev(REVERSED, sha1, this);
continue;
}
*dotdot = '.';
}

11
revision.c
View File

@ -642,14 +642,19 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
if (dotdot) {
unsigned char from_sha1[20];
char *next = dotdot + 2;
char *this = arg;
static const char HEAD[] = "HEAD";
*dotdot = 0;
if (!*next)
next = "HEAD";
if (!get_sha1(arg, from_sha1) && !get_sha1(next, sha1)) {
next = HEAD;
if (dotdot == arg)
this = HEAD;
if (!get_sha1(this, from_sha1) &&
!get_sha1(next, sha1)) {
struct commit *exclude;
struct commit *include;

exclude = get_commit_reference(revs, arg, from_sha1, flags ^ UNINTERESTING);
exclude = get_commit_reference(revs, this, from_sha1, flags ^ UNINTERESTING);
include = get_commit_reference(revs, next, sha1, flags);
if (!exclude || !include)
die("Invalid revision range %s..%s", arg, next);