patch updated: lambda usage

Author: kr-2003

patches/llvm/clang20-1-out-of-process.patch

@@ -61,7 +61,7 @@ index 000000000..825143f00
 +
 +llvm::Expected<std::unique_ptr<llvm::orc::SimpleRemoteEPC>>
 +launchExecutor(llvm::StringRef ExecutablePath, bool UseSharedMemory,
-+               llvm::StringRef SlabAllocateSizeString, int stdin_fd = STDIN_FILENO, int stdout_fd = STDOUT_FILENO, int stderr_fd = STDERR_FILENO);
++               llvm::StringRef SlabAllocateSizeString, std::function<void()> CustomizeFork = nullptr);
 +
 +/// Create a JITLinkExecutor that connects to the given network address
 +/// through a TCP socket. A valid NetworkAddress provides hostname and port,
@@ -265,7 +265,7 @@ index 000000000..8324aeaaf
 +
 +Expected<std::unique_ptr<SimpleRemoteEPC>>
 +launchExecutor(StringRef ExecutablePath, bool UseSharedMemory,
-+               llvm::StringRef SlabAllocateSizeString, int stdin_fd, int stdout_fd, int stderr_fd) {
++               llvm::StringRef SlabAllocateSizeString, std::function<void()> CustomizeFork) {
 +#ifndef LLVM_ON_UNIX
 +  // FIXME: Add support for Windows.
 +  return make_error<StringError>("-" + ExecutablePath +
@@ -307,28 +307,8 @@ index 000000000..8324aeaaf
 +    // Close the parent ends of the pipes
 +    close(ToExecutor[WriteEnd]);
 +    close(FromExecutor[ReadEnd]);
-+
-+    if (stdin_fd != STDIN_FILENO) {
-+      dup2(stdin_fd, STDIN_FILENO);
-+
-+      close(stdin_fd);
-+    }
-+
-+    if (stdout_fd != STDOUT_FILENO) {
-+      dup2(stdout_fd, STDOUT_FILENO);
-+
-+      close(stdout_fd);
-+
-+      setvbuf(stdout, NULL, _IONBF, 0);
-+    }
-+
-+    if (stderr_fd != STDERR_FILENO) {
-+      dup2(stderr_fd, STDERR_FILENO);
-+
-+      close(stderr_fd);
-+
-+      setvbuf(stderr, NULL, _IONBF, 0);
-+    }
++    if (CustomizeFork)
++      CustomizeFork();
 +
 +    // Execute the child process.
 +    std::unique_ptr<char[]> ExecutorPath, FDSpecifier;