Remove fake signal-handling code

Microsoft Windows has only limited support for signals.  busybox-w32
initially papered over this fact by adding definitions for unsupported
signals and signal-handling functions.

Remove this fake code and deal with the consequences by excluding
anything that fails to compile as a result.

1 files changed, 2 insertions, 0 deletions

diff --git a/coreutils/tee.c b/coreutils/tee.c
index f0ec791bb..d0ded58c4 100644
--- a/coreutils/tee.c
+++ b/coreutils/tee.c
@@ -69,9 +69,11 @@ int tee_main(int argc, char **argv)
                 signal(SIGINT, SIG_IGN); /* TODO - switch to sigaction. (why?) */
         }
         retval = EXIT_SUCCESS;
+#ifdef SIGPIPE
         /* gnu tee ignores SIGPIPE in case one of the output files is a pipe
          * that doesn't consume all its input.  Good idea... */
         signal(SIGPIPE, SIG_IGN);
+#endif
 
         /* Allocate an array of FILE *'s, with one extra for a sentinel. */
         fp = files = xzalloc(sizeof(FILE *) * (argc + 2));