commit

include/cppshell/shell.hpp

@@ -0,0 +1,51 @@
+#pragma once
+
+#include <string>
+#include <fstream>
+
+#if !defined(__linux__)
+#error Only linux supported
+#endif
+
+namespace cppshell {
+class Shell {
+ public:
+  Shell(const std::string& shell = "bash");
+
+  void Execute(const std::string& command) {
+#if defined(SIGPIPE_ALWAYS_IGNORE)
+    ExecuteImpl(command, false);
+#else
+    ExecuteImpl(command, true);
+#endif
+  }
+
+  int GetExitCodeLastCommand();
+
+  ~Shell() {
+#if defined(SIGPIPE_ALWAYS_IGNORE)
+    Destroy(false);
+#else
+    Destroy(true);
+#endif
+  }
+
+ private:
+  void ExecuteImpl(const std::string& command, bool need_ignore_sigpipe);
+
+  void Destroy(bool need_ignore_sigpipe);
+
+  void MakeUniqueDirectory();
+  void MakeFifoFile();
+
+ private:
+  std::string unique_directory_;
+  std::string command_transmission_file_;
+
+  pid_t pid_shell_process_;
+  int fd_exit_codes_transmission_;
+
+  std::ofstream command_transmission_;
+  FILE* exit_codes_receiving_;
+};
+}  // namespace cppshell

include/cppshell/utils/signals.hpp

@@ -0,0 +1,9 @@
+#pragma once
+
+struct SigpipeState {
+  bool sigpipe_unblock = false;
+};
+
+bool IgnoreSigpipe();
+void UnignoreSigpipe();
+