Make Program::Wait differentiate execution failure due to the file

being not found from the file being not executable. 


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117664 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-10-29 16:54:25 +00:00
parent d8d716fad3
commit e5f77cda25
4 changed files with 16 additions and 11 deletions

View File

@@ -90,12 +90,13 @@ namespace sys {
/// @see Execute
/// @brief Waits for the program to exit.
int Wait
( unsigned secondsToWait = 0, ///< If non-zero, this specifies the amount
( const Path& path, ///< The path to the child process executable.
unsigned secondsToWait, ///< If non-zero, this specifies the amount
///< of time to wait for the child process to exit. If the time
///< expires, the child is killed and this call returns. If zero,
///< this function will wait until the child finishes or forever if
///< it doesn't.
std::string* ErrMsg = 0 ///< If non-zero, provides a pointer to a string
std::string* ErrMsg ///< If non-zero, provides a pointer to a string
///< instance in which error messages will be returned. If the string
///< is non-empty upon return an error occurred while waiting.
);