git/log: handle absolute paths gracefully.

strip off the repo prefix if the path given
is absolute, and then look up as though it
was rooted in the repo.
This commit is contained in:
Ori Bernstein 2021-06-20 17:07:33 +00:00
parent a87a4b763f
commit eeb0f9a9da

View file

@ -282,7 +282,7 @@ void
main(int argc, char **argv)
{
char path[1024], repo[1024], *p, *r;
int i;
int i, nrepo;
ARGBEGIN{
case 'e':
@ -301,15 +301,21 @@ main(int argc, char **argv)
if(findrepo(repo, sizeof(repo)) == -1)
sysfatal("find root: %r");
nrepo = strlen(repo);
if(argc != 0){
if(getwd(path, sizeof(path)) == nil)
sysfatal("getwd: %r");
if(strlen(path) < strlen(repo))
sysfatal("path changed");
p = path + strlen(repo);
if(strncmp(path, repo, nrepo) != 0)
sysfatal("path shifted??");
p = path + nrepo;
pathfilt = emalloc(sizeof(Pfilt));
for(i = 0; i < argc; i++){
r = smprint("./%s/%s", p, argv[i]);
if(*argv[i] == '/'){
if(strncmp(argv[i], repo, nrepo) != 0)
continue;
r = smprint("./%s", argv[i]+nrepo);
}else
r = smprint("./%s/%s", p, argv[i]);
cleanname(r);
filteradd(pathfilt, r);
free(r);