Check the return value of libc's functions to make `_FORTIFY_SOURCE=2' work.

[bpt/guile.git] / libguile / scmsigs.c

diff --git a/libguile/scmsigs.c b/libguile/scmsigs.c
index 237bc53..eb7cec6 100644 (file)
--- a/libguile/scmsigs.c
+++ b/libguile/scmsigs.c
@@ -63,6 +63,9 @@
 #define pipe(fd) _pipe (fd, 256, O_BINARY)
 #endif
 
+#include <full-write.h>
+
+
 \f
 
 /* SIGRETTYPE is the type that signal handlers return.  See <signal.h> */
@@ -137,7 +140,7 @@ static SIGRETTYPE
 take_signal (int signum)
 {
   char sigbyte = signum;
-  write (signal_pipe[1], &sigbyte, 1);
+  full_write (signal_pipe[1], &sigbyte, 1);
 
 #ifndef HAVE_SIGACTION
   signal (signum, take_signal);