diff options
Diffstat (limited to 'lib/Support/Unix/Program.inc')
| -rw-r--r-- | lib/Support/Unix/Program.inc | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Support/Unix/Program.inc b/lib/Support/Unix/Program.inc index 6efc8cd..346baf1 100644 --- a/lib/Support/Unix/Program.inc +++ b/lib/Support/Unix/Program.inc @@ -236,7 +236,7 @@ Program::Execute(const Path &path, const char **args, const char **envp, // Create a child process. int child = fork(); switch (child) { - // An error occured: Return to the caller. + // An error occurred: Return to the caller. case -1: MakeErrMsg(ErrMsg, "Couldn't fork"); return false; @@ -338,7 +338,7 @@ Program::Wait(const sys::Path &path, else MakeErrMsg(ErrMsg, "Child timed out", 0); - return -1; // Timeout detected + return -2; // Timeout detected } else if (errno != EINTR) { MakeErrMsg(ErrMsg, "Error waiting for child process"); return -1; @@ -382,7 +382,9 @@ Program::Wait(const sys::Path &path, *ErrMsg += " (core dumped)"; #endif } - return -1; + // Return a special value to indicate that the process received an unhandled + // signal during execution as opposed to failing to execute. + return -2; } return result; #else |