Add xpipe() to lib.

4 files changed, 9 insertions, 2 deletions

diff --git a/lib/lib.h b/lib/lib.h
index 5733103b..c111aeb0 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -119,6 +119,7 @@ void xaccess(char *path, int flags);
 void xunlink(char *path);
 int xcreate(char *path, int flags, int mode);
 int xopen(char *path, int flags);
+void xpipe(int pp);
 void xclose(int fd);
 int xdup(int fd);
 FILE *xfdopen(int fd, char *mode);
diff --git a/lib/xwrap.c b/lib/xwrap.c
index 65e3018d..76b0ff37 100644
--- a/lib/xwrap.c
+++ b/lib/xwrap.c
@@ -33,6 +33,7 @@ void xexit(void)
   if (toys.rebound) longjmp(*toys.rebound, 1);
   if (fflush(NULL) || ferror(stdout))
     if (!toys.exitval) perror_msg("write");
+
   exit(toys.exitval);
 }
 
@@ -309,6 +310,11 @@ int xopen(char *path, int flags)
   return xcreate(path, flags, 0);
 }
 
+void xpipe(int pp)
+{
+  if (pipe(pp)) perror_exit("xpipe");
+}
+
 void xclose(int fd)
 {
   if (close(fd)) perror_exit("xclose");
diff --git a/toys/pending/syslogd.c b/toys/pending/syslogd.c
index 450bd72f..73542cac 100644
--- a/toys/pending/syslogd.c
+++ b/toys/pending/syslogd.c
@@ -460,7 +460,7 @@ init_jumpin:
   }
 
   // Setup signals
-  if (pipe(TT.sigfd) < 0) error_exit("pipe failed\n");
+  xpipe(TT.sigfd);
 
   fcntl(TT.sigfd[1] , F_SETFD, FD_CLOEXEC);
   fcntl(TT.sigfd[0] , F_SETFD, FD_CLOEXEC);
diff --git a/toys/pending/tar.c b/toys/pending/tar.c
index c8b6dff8..6140ea5d 100644
--- a/toys/pending/tar.c
+++ b/toys/pending/tar.c
@@ -287,7 +287,7 @@ static void compress_stream(struct archive_handler *tar_hdl)
   int pipefd[2];
   pid_t cpid;
 
-  if (pipe(pipefd) == -1) error_exit("pipe");
+  xpipe(pipefd);
 
   signal(SIGPIPE, SIG_IGN);
   cpid = fork();