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-rw-r--r--manual/examples/pipe.c87
1 files changed, 0 insertions, 87 deletions
diff --git a/manual/examples/pipe.c b/manual/examples/pipe.c
deleted file mode 100644
index adfa4658dc..0000000000
--- a/manual/examples/pipe.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/* Creating a Pipe
- Copyright (C) 1991-2017 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <sys/types.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-/* Read characters from the pipe and echo them to @code{stdout}. */
-
-void
-read_from_pipe (int file)
-{
- FILE *stream;
- int c;
- stream = fdopen (file, "r");
- while ((c = fgetc (stream)) != EOF)
- putchar (c);
- fclose (stream);
-}
-
-/* Write some random text to the pipe. */
-
-void
-write_to_pipe (int file)
-{
- FILE *stream;
- stream = fdopen (file, "w");
- fprintf (stream, "hello, world!\n");
- fprintf (stream, "goodbye, world!\n");
- fclose (stream);
-}
-
-int
-main (void)
-{
- pid_t pid;
- int mypipe[2];
-
-/*@group*/
- /* Create the pipe. */
- if (pipe (mypipe))
- {
- fprintf (stderr, "Pipe failed.\n");
- return EXIT_FAILURE;
- }
-/*@end group*/
-
- /* Create the child process. */
- pid = fork ();
- if (pid == (pid_t) 0)
- {
- /* This is the child process.
- Close other end first. */
- close (mypipe[1]);
- read_from_pipe (mypipe[0]);
- return EXIT_SUCCESS;
- }
- else if (pid < (pid_t) 0)
- {
- /* The fork failed. */
- fprintf (stderr, "Fork failed.\n");
- return EXIT_FAILURE;
- }
- else
- {
- /* This is the parent process.
- Close other end first. */
- close (mypipe[0]);
- write_to_pipe (mypipe[1]);
- return EXIT_SUCCESS;
- }
-}