diff options
| -rw-r--r-- | Source/cmExecProgramCommand.cxx | 196 | ||||
| -rw-r--r-- | Source/cmExecProgramCommand.h | 4 |
2 files changed, 196 insertions, 4 deletions
diff --git a/Source/cmExecProgramCommand.cxx b/Source/cmExecProgramCommand.cxx index 9fdb1e8..6c11345 100644 --- a/Source/cmExecProgramCommand.cxx +++ b/Source/cmExecProgramCommand.cxx @@ -12,6 +12,8 @@ #include "cmExecProgramCommand.h" #include "cmSystemTools.h" +#include <cmsys/Process.h> + // cmExecProgramCommand bool cmExecProgramCommand ::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &) @@ -103,13 +105,13 @@ bool cmExecProgramCommand if(args.size() - count == 2) { cmSystemTools::MakeDirectory(args[1].c_str()); - result = cmSystemTools::RunCommand(command.c_str(), output, retVal, - args[1].c_str(), verbose); + result = cmExecProgramCommand::RunCommand(command.c_str(), output, retVal, + args[1].c_str(), verbose); } else { - result = cmSystemTools::RunCommand(command.c_str(), output, - retVal, 0, verbose); + result = cmExecProgramCommand::RunCommand(command.c_str(), output, + retVal, 0, verbose); } if(!result) { @@ -143,3 +145,189 @@ bool cmExecProgramCommand return true; } +bool cmExecProgramCommand::RunCommand(const char* command, + std::string& output, + int &retVal, + const char* dir, + bool verbose) +{ + if(cmSystemTools::GetRunCommandOutput()) + { + verbose = false; + } + +#if defined(WIN32) && !defined(__CYGWIN__) + // if the command does not start with a quote, then + // try to find the program, and if the program can not be + // found use system to run the command as it must be a built in + // shell command like echo or dir + int count = 0; + std::string shortCmd; + if(command[0] == '\"') + { + // count the number of quotes + for(const char* s = command; *s != 0; ++s) + { + if(*s == '\"') + { + count++; + if(count > 2) + { + break; + } + } + } + // if there are more than two double quotes use + // GetShortPathName, the cmd.exe program in windows which + // is used by system fails to execute if there are more than + // one set of quotes in the arguments + if(count > 2) + { + cmsys::RegularExpression quoted("^\"([^\"]*)\"[ \t](.*)"); + if(quoted.find(command)) + { + std::string cmd = quoted.match(1); + std::string args = quoted.match(2); + if(! cmSystemTools::FileExists(cmd.c_str()) ) + { + shortCmd = cmd; + } + else if(!cmSystemTools::GetShortPath(cmd.c_str(), shortCmd)) + { + cmSystemTools::Error("GetShortPath failed for " , cmd.c_str()); + return false; + } + shortCmd += " "; + shortCmd += args; + + command = shortCmd.c_str(); + } + else + { + cmSystemTools::Error("Could not parse command line with quotes ", + command); + } + } + } +#endif + + // Allocate a process instance. + cmsysProcess* cp = cmsysProcess_New(); + if(!cp) + { + cmSystemTools::Error("Error allocating process instance."); + return false; + } + +#if defined(WIN32) && !defined(__CYGWIN__) + if(dir) + { + cmsysProcess_SetWorkingDirectory(cp, dir); + } + if(cmSystemTools::GetRunCommandHideConsole()) + { + cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1); + } + cmsysProcess_SetOption(cp, cmsysProcess_Option_Verbatim, 1); + const char* cmd[] = {command, 0}; + cmsysProcess_SetCommand(cp, cmd); +#else + std::string commandInDir; + if(dir) + { + commandInDir = "cd \""; + commandInDir += dir; + commandInDir += "\" && "; + commandInDir += command; + } + else + { + commandInDir = command; + } +#ifndef __VMS + commandInDir += " 2>&1"; +#endif + command = commandInDir.c_str(); + if(verbose) + { + cmSystemTools::Stdout("running "); + cmSystemTools::Stdout(command); + cmSystemTools::Stdout("\n"); + } + fflush(stdout); + fflush(stderr); + const char* cmd[] = {"/bin/sh", "-c", command, 0}; + cmsysProcess_SetCommand(cp, cmd); +#endif + + cmsysProcess_Execute(cp); + + // Read the process output. + int length; + char* data; + int p; + while((p = cmsysProcess_WaitForData(cp, &data, &length, 0), p)) + { + if(p == cmsysProcess_Pipe_STDOUT || p == cmsysProcess_Pipe_STDERR) + { + if(verbose) + { + cmSystemTools::Stdout(data, length); + } + output.append(data, length); + } + } + + // All output has been read. Wait for the process to exit. + cmsysProcess_WaitForExit(cp, 0); + + // Check the result of running the process. + std::string msg; + switch(cmsysProcess_GetState(cp)) + { + case cmsysProcess_State_Exited: + retVal = cmsysProcess_GetExitValue(cp); + break; + case cmsysProcess_State_Exception: + retVal = -1; + msg += "\nProcess terminated due to: "; + msg += cmsysProcess_GetExceptionString(cp); + break; + case cmsysProcess_State_Error: + retVal = -1; + msg += "\nProcess failed because: "; + msg += cmsysProcess_GetErrorString(cp); + break; + case cmsysProcess_State_Expired: + retVal = -1; + msg += "\nProcess terminated due to timeout."; + break; + } + if(!msg.empty()) + { +#if defined(WIN32) && !defined(__CYGWIN__) + // Old Windows process execution printed this info. + msg += "\n\nfor command: "; + msg += command; + if(dir) + { + msg += "\nin dir: "; + msg += dir; + } + msg += "\n"; + if(verbose) + { + cmSystemTools::Stdout(msg.c_str()); + } + output += msg; +#else + // Old UNIX process execution only put message in output. + output += msg; +#endif + } + + // Delete the process instance. + cmsysProcess_Delete(cp); + + return true; +} diff --git a/Source/cmExecProgramCommand.h b/Source/cmExecProgramCommand.h index 4892dd8..6d28cdc 100644 --- a/Source/cmExecProgramCommand.h +++ b/Source/cmExecProgramCommand.h @@ -57,6 +57,10 @@ public: } cmTypeMacro(cmExecProgramCommand, cmCommand); +private: + static bool RunCommand(const char* command, std::string& output, + int &retVal, const char* directory = 0, + bool verbose = true); }; #endif |