X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fnanosleep.c;h=c0c135687daefeed78411a3984c665df5908d0c1;hb=3b3e7e80daac86fbdded8b0047a4a52ec2324ab8;hp=1f17c09cf51eb11404e6c8d2e1a2fea6ca7fd337;hpb=c22596ddde51626c839f6128623f0f5eb3483603;p=gnulib.git

diff --git a/lib/nanosleep.c b/lib/nanosleep.c
index 1f17c09cf..c0c135687 100644
--- a/lib/nanosleep.c
+++ b/lib/nanosleep.c
@@ -18,6 +18,11 @@
 /* written by Jim Meyering */
 
 #include <config.h>
+
+/* Undefine nanosleep here so any prototype is not redefined to be a
+   prototype for rpl_nanosleep. (they'd conflict e.g., on alpha-dec-osf3.2)  */
+#undef nanosleep
+
 #include <stdio.h>
 #include <sys/types.h>
 #include <signal.h>
@@ -31,6 +36,13 @@ extern int errno;
 # include <unistd.h>
 #endif
 
+/* Some systems (MSDOS) don't have SIGCONT.
+   Using SIGTERM here turns the signal-handling code below
+   into a no-op on such systems. */
+#ifndef SIGCONT
+# define SIGCONT SIGTERM
+#endif
+
 #include "nanosleep.h"
 
 static int suspended;
@@ -58,10 +70,10 @@ my_usleep (const struct timespec *ts_delay)
 /* FIXME: comment */
 
 int
-nanosleep (const struct timespec *requested_delay,
-	   struct timespec *remaining_delay)
+rpl_nanosleep (const struct timespec *requested_delay,
+	       struct timespec *remaining_delay)
 {
-#ifdef SA_INTERRUPT
+#ifdef SA_NOCLDSTOP
   struct sigaction oldact, newact;
 #endif
 
@@ -70,7 +82,7 @@ nanosleep (const struct timespec *requested_delay,
   /* set up sig handler */
   if (first_call)
     {
-#ifdef SA_INTERRUPT
+#ifdef SA_NOCLDSTOP
       newact.sa_handler = sighandler;
       sigemptyset (&newact.sa_mask);
       newact.sa_flags = 0;