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copy-acl: enhance Solaris ACL error handling
[gnulib.git]
/
lib
/
dup2.c
diff --git
a/lib/dup2.c
b/lib/dup2.c
index
ef581a7
..
a4422bf
100644
(file)
--- a/
lib/dup2.c
+++ b/
lib/dup2.c
@@
-52,6
+52,13
@@
rpl_dup2 (int fd, int desired_fd)
}
return fd;
}
+ /* Wine 1.0.1 return 0 when desired_fd is negative but not -1:
+ http://bugs.winehq.org/show_bug.cgi?id=21289 */
+ if (desired_fd < 0)
+ {
+ errno = EBADF;
+ return -1;
+ }
# endif
result = dup2 (fd, desired_fd);
# ifdef __linux__