*sigh* some linux implementations have the function daemon.
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+17
-14
@@ -28,8 +28,10 @@
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#include <errno.h>
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#ifndef daemon
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int
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daemon()
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daemon(int nochdir, int noclose)
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{
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int maxfd, fd = 0;
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@@ -61,22 +63,23 @@ daemon()
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}
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chdir("/"); /* Change working directory. */
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if (!nochdir)
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chdir("/"); /* Change working directory. */
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/* Close all open handles. */
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maxfd = sysconf(_SC_OPEN_MAX);
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while (fd < maxfd)
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close(fd++);
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if (!noclose)
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{
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/* Close all open handles. */
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maxfd = sysconf(_SC_OPEN_MAX);
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while (fd < maxfd)
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close(fd++);
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/* Use /dev/null as stdin/stdout/stderr. */
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open("/dev/null", O_RDWR);
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dup(0);
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dup(0);
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/* Set default permissions for created files. */
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umask(027);
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/* Use /dev/null as stdin/stdout/stderr. */
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open("/dev/null", O_RDWR);
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dup(0);
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dup(0);
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}
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return 0;
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}
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#endif
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