diff options
Diffstat (limited to 'src/util.c')
-rw-r--r-- | src/util.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/util.c b/src/util.c index 47b1b443ff..85a8e37d4b 100644 --- a/src/util.c +++ b/src/util.c @@ -652,6 +652,51 @@ char **strv_path_make_absolute_cwd(char **l) { return l; } +char **strv_path_canonicalize(char **l) { + char **s; + unsigned k = 0; + bool enomem = false; + + if (strv_isempty(l)) + return l; + + /* Goes through every item in the string list and canonicalize + * the path. This works in place and won't rollback any + * changes on failure. */ + + STRV_FOREACH(s, l) { + char *t, *u; + + t = path_make_absolute_cwd(*s); + free(*s); + + if (!t) { + enomem = true; + continue; + } + + errno = 0; + u = canonicalize_file_name(t); + free(t); + + if (!u) { + if (errno == ENOMEM || !errno) + enomem = true; + + continue; + } + + l[k++] = u; + } + + l[k] = NULL; + + if (enomem) + return NULL; + + return l; +} + int reset_all_signal_handlers(void) { int sig; |