X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FSupport%2FProgram.cpp;h=b84b82b1f10bae8e344cbe6e5679f882dddbec5f;hb=8ea074b51812cf8f98e7d3dac030460612627b51;hp=fa816f68c8a4f3c36833cb9e091ac3013c79a0de;hpb=7c863eb8cc34c8ae97ae90672758eb6637b1125f;p=oota-llvm.git

diff --git a/lib/Support/Program.cpp b/lib/Support/Program.cpp
index fa816f68c8a..b84b82b1f10 100644
--- a/lib/Support/Program.cpp
+++ b/lib/Support/Program.cpp
@@ -7,12 +7,13 @@
 //
 //===----------------------------------------------------------------------===//
 //
-//  This header file implements the operating system Program concept.
+//  This file implements the operating system Program concept.
 //
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Support/Program.h"
 #include "llvm/Config/config.h"
+#include <system_error>
 using namespace llvm;
 using namespace sys;
 
@@ -21,31 +22,41 @@ using namespace sys;
 //===          independent code.
 //===----------------------------------------------------------------------===//
 
-int
-Program::ExecuteAndWait(const Path& path,
-                        const char** args,
-                        const char** envp,
-                        const Path** redirects,
-                        unsigned secondsToWait,
-                        unsigned memoryLimit,
-                        std::string* ErrMsg,
-                        const char* SignalPrefix) {
-  Program prg;
-  if (prg.Execute(path, args, envp, redirects, memoryLimit, ErrMsg))
-    return prg.Wait(path, secondsToWait, ErrMsg, SignalPrefix);
-  else
-    return -1;
+static bool Execute(ProcessInfo &PI, StringRef Program, const char **args,
+                    const char **env, const StringRef **Redirects,
+                    unsigned memoryLimit, std::string *ErrMsg);
+
+int sys::ExecuteAndWait(StringRef Program, const char **args, const char **envp,
+                        const StringRef **redirects, unsigned secondsToWait,
+                        unsigned memoryLimit, std::string *ErrMsg,
+                        bool *ExecutionFailed) {
+  ProcessInfo PI;
+  if (Execute(PI, Program, args, envp, redirects, memoryLimit, ErrMsg)) {
+    if (ExecutionFailed)
+      *ExecutionFailed = false;
+    ProcessInfo Result = Wait(
+        PI, secondsToWait, /*WaitUntilTerminates=*/secondsToWait == 0, ErrMsg);
+    return Result.ReturnCode;
+  }
+
+  if (ExecutionFailed)
+    *ExecutionFailed = true;
+
+  return -1;
 }
 
-void
-Program::ExecuteNoWait(const Path& path,
-                       const char** args,
-                       const char** envp,
-                       const Path** redirects,
-                       unsigned memoryLimit,
-                       std::string* ErrMsg) {
-  Program prg;
-  prg.Execute(path, args, envp, redirects, memoryLimit, ErrMsg);
+ProcessInfo sys::ExecuteNoWait(StringRef Program, const char **args,
+                               const char **envp, const StringRef **redirects,
+                               unsigned memoryLimit, std::string *ErrMsg,
+                               bool *ExecutionFailed) {
+  ProcessInfo PI;
+  if (ExecutionFailed)
+    *ExecutionFailed = false;
+  if (!Execute(PI, Program, args, envp, redirects, memoryLimit, ErrMsg))
+    if (ExecutionFailed)
+      *ExecutionFailed = true;
+
+  return PI;
 }
 
 // Include the platform-specific parts of this class.