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unpack: handle another case of relative symlink.

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This commit is contained in:
Juan RP 2012-10-26 14:17:31 +02:00
parent a5707e5b8d
commit 7fdae2d6dc
1 changed files with 19 additions and 5 deletions
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24
lib/package_unpack.c
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@ -196,7 +196,7 @@ unpack_archive(struct xbps_handle *xhp,
size_t i, entry_idx = 0;
const char *file, *entry_pname, *transact, *pkgname;
const char *version, *pkgver, *fname, *tgtlnk;
char *buf, *buf2, *p, *p2, *pkgfilesd = NULL, *pkgpropsd = NULL;
char *dname, *buf, *buf2, *p, *p2, *pkgfilesd = NULL, *pkgpropsd = NULL;
int ar_rv, rv, rv_stat, flags;
bool preserve, update, conf_file, file_exists, skip_obsoletes;
bool softreplace, skip_extract;
@ -454,17 +454,31 @@ unpack_archive(struct xbps_handle *xhp,
if (file_exists) {
buf = realpath(entry_pname, NULL);
assert(buf);
p = strlen(xhp->rootdir) + buf;
if (strcmp(xhp->rootdir, "/"))
p = strlen(xhp->rootdir) + buf;
else
p = buf;
assert(p);
tgtlnk = find_pkg_symlink_target(filesd,
entry_pname);
assert(tgtlnk);
p2 = xbps_xasprintf(".%s", tgtlnk);
assert(p2);
if (strncmp(tgtlnk, "./", 2) == 0) {
dname = dirname(__UNCONST(entry_pname));
p2 = xbps_xasprintf("%s/%s", dname, tgtlnk);
assert(p2);
} else {
p2 = xbps_xasprintf(".%s", tgtlnk);
assert(p2);
}
printf("p %s tgtlink %s p2 %s\n", p, tgtlnk, p2);
buf2 = realpath(p2, NULL);
assert(buf2);
free(p2);
p2 = strlen(xhp->rootdir) + buf2;
if (strcmp(xhp->rootdir, "/"))
p2 = strlen(xhp->rootdir) + buf2;
else
p2 = buf2;
if (strcmp(p, p2) == 0) {
xbps_dbg_printf(xhp, "%s-%s: symlink "
"%s matched, skipping...\n",