Signed-off-by: Peter Hutterer <peter.hutte...@who-t.net>
---
include/xorg/gtest/xorg-gtest-process.h | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/xorg/gtest/xorg-gtest-process.h
b/include/xorg/gtest/xorg-gtest-process.h
index 69b3b34..8cf60e3 100644
--- a/include/xorg/gtest/xorg-gtest-process.h
+++ b/include/xorg/gtest/xorg-gtest-process.h
@@ -123,7 +123,8 @@ class Process {
* See 'man execvp' for further information on the variadic argument list.
*
* @param program The program to start.
- * @param args Variadic list of arguments passed to the program.
+ * @param args Variadic list of arguments passed to the program. This list
+ * must end in a zero-length string ("", not NULL).
*
* @throws std::runtime_error on failure.
*
@@ -135,7 +136,8 @@ class Process {
/**
* Starts a program as a child process.
*
- * Takes a variadic list of arguments passed to the program.
+ * Takes a variadic list of arguments passed to the program. This list
+ * must end in a zero-length string ("", not NULL).
* See 'man execvp' for further information on the variadic argument list.
*
* @param program The program to start.
--
1.7.11.2
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