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-rw-r--r--catsit.conf.58
-rw-r--r--service.c4
2 files changed, 10 insertions, 2 deletions
diff --git a/catsit.conf.5 b/catsit.conf.5
index ccac76d..b7a45d4 100644
--- a/catsit.conf.5
+++ b/catsit.conf.5
@@ -1,4 +1,4 @@
-.Dd August 16, 2020
+.Dd March  1, 2021
 .Dt CATSIT.CONF 5
 .Os
 .
@@ -46,6 +46,12 @@ is executed using the shell.
 The shell variable
 .Va $0
 is set to the name of the service.
+If the command line
+does not contain the characters
+.Ql ;&|()
+it is prepended by
+.Ic exec
+when passed to the shell.
 .
 .It Ar @service Ar command ...
 Service names beginning with
diff --git a/service.c b/service.c
index 4ea9126..38049ff 100644
--- a/service.c
+++ b/service.c
@@ -246,7 +246,9 @@ void serviceStart(struct Service *service) {
 		if (len >= sizeof(command)) errx(ExitNoExec, "command truncated");
 	}
 	int n = snprintf(
-		&command[len], sizeof(command) - len, "exec %s", service->command
+		&command[len], sizeof(command) - len, "%s%s",
+		(service->command[strcspn(service->command, ";&|()")] ? "exec " : ""),
+		service->command
 	);
 	assert(n > 0);
 	len += n;