* lib/getcwd.c (__getcwd): Don't assume getcwd (NULL, 0) works

[gnulib.git] / ChangeLog

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+2007-02-21  Paul Eggert  <eggert@cs.ucla.edu>
+
+       * lib/getcwd.c (__getcwd): Don't assume getcwd (NULL, 0) works
+       like glibc; on Solaris 10, it fails with errno == EINVAL.
+       POSIX says the behavior is unspecified if the first argument is NULL,
+       so play it safe and never pass NULL to the system getcwd.
+
 2007-02-21  Jim Meyering  <jim@meyering.net>
 
        * lib/gettimeofday.c (rpl_gettimeofday): Remove declaration