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doc: note that fork() and exec() are unrelated to Unix system calls, resolves #224 #1718

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doc: note that fork() and exec() are unrelated to Unix system calls, resolves #224 #1718

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child_process: note in docs that fork() and exec() are unrelated to U…
Trott May 17, 2015
8613297
tweaks based on feedback
Trott May 18, 2015
16af9bd
italicize meta-info and set of with Note:
Trott May 19, 2015
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5 changes: 5 additions & 0 deletions doc/api/child_process.markdown
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Expand Up @@ -586,6 +586,8 @@ if it runs longer than `timeout` milliseconds. The child process is killed with
amount of data (in bytes) allowed on stdout or stderr - if this value is
exceeded then the child process is killed.

*Note: Unlike the `exec()` POSIX system call, `child_process.exec()` does not replace
the existing process and uses a shell to execute the command.*

### child_process.execFile(file[, args][, options][, callback])

Expand Down Expand Up @@ -645,6 +647,9 @@ done with care and by default will talk over the fd represented an
environmental variable `NODE_CHANNEL_FD` on the child process. The input and
output on this fd is expected to be line delimited JSON objects.

*Note: Unlike the `fork()` POSIX system call, `child_process.fork()` does not clone the
current process.*

## Synchronous Process Creation

These methods are **synchronous**, meaning they **WILL** block the event loop,
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