diff options
Diffstat (limited to 'src/delta')
| -rw-r--r-- | src/delta/delta.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/delta/delta.c b/src/delta/delta.c index 6848662ccb..04de75475d 100644 --- a/src/delta/delta.c +++ b/src/delta/delta.c @@ -355,6 +355,21 @@ static int enumerate_dir(Hashmap *top, Hashmap *bottom, Hashmap *drops, const ch } } +static int should_skip_prefix(const char* p) { +#ifdef HAVE_SPLIT_USR + int r; + _cleanup_free_ char *target = NULL; + + r = chase_symlinks(p, NULL, &target); + if (r < 0) + return r; + + return !streq(p, target) && nulstr_contains(prefixes, target); +#else + return 0; +#endif +} + static int process_suffix(const char *suffix, const char *onlyprefix) { const char *p; char *f; @@ -382,6 +397,15 @@ static int process_suffix(const char *suffix, const char *onlyprefix) { NULSTR_FOREACH(p, prefixes) { _cleanup_free_ char *t = NULL; + int skip; + + skip = should_skip_prefix(p); + if (skip < 0) { + r = skip; + goto finish; + } + if (skip) + continue; t = strjoin(p, "/", suffix); if (!t) { @@ -459,6 +483,13 @@ static int process_suffix_chop(const char *arg) { /* Strip prefix from the suffix */ NULSTR_FOREACH(p, prefixes) { const char *suffix; + int skip; + + skip = should_skip_prefix(p); + if (skip < 0) + return skip; + if (skip) + continue; suffix = startswith(arg, p); if (suffix) { |