shithub: git9

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ref: 215c3439912b03036266910eacd74e2f46f99bd8
parent: 12407c20b7b6788307cbbea0251e4f2f338d629b
author: Ori Bernstein <[email protected]>
date: Wed Dec 2 23:03:50 EST 2020

git/query: don't include start of range in .. operator

Match behavior of git, act more usefully in git/log and
scripting.

--- a/query.c
+++ b/query.c
@@ -7,6 +7,7 @@
 
 int fullpath;
 int changes;
+int reverse;
 char *path[128];
 int npath;
 
@@ -127,7 +128,7 @@
 void
 main(int argc, char **argv)
 {
-	int i, j, n;
+	int i, j, n, idx;
 	Hash *h;
 	char *p, *e, *s;
 	char query[2048], repo[512];
@@ -135,6 +136,7 @@
 	ARGBEGIN{
 	case 'p':	fullpath++;	break;
 	case 'c':	changes++;	break;
+	case 'r':	reverse++;	break;
 	default:	usage();	break;
 	}ARGEND;
 
@@ -162,8 +164,10 @@
 		difftrees(h[0], h[1]);
 	}else{
 		p = (fullpath ? "/mnt/git/object/" : "");
-		for(j = 0; j < n; j++)
-			print("%s%H\n", p, h[j]);
+		for(j = 0; j < n; j++){
+			idx = reverse ? j : n - j - 1;
+			print("%s%H\n", p, h[idx]);
+		}
 	}
 	exits(nil);
 }
--- a/ref.c
+++ b/ref.c
@@ -419,10 +419,7 @@
 		idx = erealloc(idx, (nall + 1)*sizeof(int));
 		all[nall] = p;
 		idx[nall] = 0;
-		if(p == a || p->commit->nparent == 0 && a == &zcommit)
-			if((nall = unwind(ev, all, idx, nall, &p, &keep, 1)) == -1)
-				break;
-		else if(p->commit->nparent == 0)
+		if(p->commit->nparent == 0)
 			if((nall = unwind(ev, all, idx, nall, &p, &skip, 0)) == -1)
 				break;
 		else if(oshas(&keep, p->hash))
@@ -431,6 +428,7 @@
 		else if(oshas(&skip, p->hash))
 			if((nall = unwind(ev, all, idx, nall, &p, &skip, 0)) == -1)
 				break;
+
 		if(p->commit->nparent == 0)
 			break;
 		if((p = readobject(p->commit->parent[idx[nall]])) == nil)
@@ -437,7 +435,10 @@
 			sysfatal("bad commit %H", p->commit->parent[idx[nall]]);
 		if(p->type != GCommit)
 			sysfatal("not commit: %H", p->hash);
-		nall++;
+		if(p == a || p->commit->nparent == 0 && a == &zcommit)
+			if((nall = unwind(ev, all, idx, nall, &p, &keep, 1)) == -1)
+				break;
+ 		nall++;
 	}
 	free(all);
 	qsort(ev->stk + mark, ev->nstk - mark, sizeof(Object*), objdatecmp);