diff options
| author | Jim Meyering <jim@meyering.net> | 2003-03-04 18:07:59 +0000 |
|---|---|---|
| committer | Jim Meyering <jim@meyering.net> | 2003-03-04 18:07:59 +0000 |
| commit | d68a9cf4e9a5f8f37cdd31b59b4a4a552e1b6350 (patch) | |
| tree | 0f45569fa0d8f1a6ad4ea9b90f450aaae3e4410a /lib | |
| parent | 59bd90b877043ae5025a758826eefe5840b7eae7 (diff) | |
| download | coreutils-d68a9cf4e9a5f8f37cdd31b59b4a4a552e1b6350.tar.xz | |
Improve comment.
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/xgetcwd.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/xgetcwd.c b/lib/xgetcwd.c index c01491a48..ed425200d 100644 --- a/lib/xgetcwd.c +++ b/lib/xgetcwd.c @@ -48,8 +48,11 @@ char *getwd (); #include "xalloc.h" #include "xgetcwd.h" -/* Return the current directory, newly allocated, arbitrarily long. - Return NULL and set errno on error. */ +/* Return the current directory, newly allocated, assuming it fits + within PATH_MAX bytes -- this is a common system-imposed limit + on how getcwd works. + Upon an out-of-memory error, call xalloc_die. + Upon any other type of error, return NULL. */ char * xgetcwd (void) |