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Docs cleanup

Co-authored-by: Felix Fontein <felix@fontein.de>
Signed-off-by: Ricardo Matsui <ricmatsui@gmail.com>

README.rst

@@ -1053,10 +1053,10 @@ written to disk.
     your password:
 
 If you want process signals to be sent to the command, for example if you are
-running ``exec-env`` to launch a server and your server handles sigterm, then the
+running ``exec-env`` to launch a server and your server handles SIGTERM, then the
 ``--same-process`` flag can be used to instruct ``sops`` to start your command in
 the same process instead of a child process. This uses the ``execve`` system call
-and is supported on unix-like systems.
+and is supported on Unix-like systems.
 
 If the command you want to run only operates on files, you can use ``exec-file``
 instead. By default, SOPS will use a FIFO to pass the contents of the

cmd/sops/subcommand/exec/exec.go

@@ -140,6 +140,7 @@ func ExecWithEnv(opts ExecOpts) error {
 			log.Fatal("background is not supported for same-process")
 		}
 
+		// Note that the call does NOT return, unless an error happens.
 		return ExecSyscall(opts.Command, env)
 	}