- Made arg vector const.
- Applied coding conventions.
This commit is contained in:
Paul Beckingham 2014-08-30 23:27:49 -04:00
parent ff8bc79b8f
commit 820c327a81
2 changed files with 19 additions and 21 deletions

View file

@ -392,27 +392,25 @@ void combine (std::vector <int>& dest, const std::vector <int>& source)
// Run an external executable with execvp. This means stdio goes to // Run an external executable with execvp. This means stdio goes to
// the child process, so that it can receive user input (e.g. passwords). // the child process, so that it can receive user input (e.g. passwords).
// //
int execute(const std::string& executable, std::vector<std::string> arguments) int execute (const std::string& executable, const std::vector<std::string>& arguments)
{ {
if (executable == "") if (executable == "")
return -1; return -1;
// create command line before forking because the parent process also needs this for // create command line before forking because the parent process also needs this for
// calling context.debug() // calling context.debug ()
char shell[] = "sh"; char shell [] = "sh";
char opt[] = "-c"; char opt [] = "-c";
std::string cmdline = executable; std::string cmdline = executable;
std::vector <std::string>::iterator it; std::vector <std::string>::const_iterator it;
for (it = arguments.begin(); it != arguments.end(); ++it) for (it = arguments.begin (); it != arguments.end (); ++it)
{ cmdline += " " + (std::string) *it;
cmdline += " " + (std::string)*it;
}
context.debug ("Executing: " + std::string(shell) + " " + std::string(opt) + " " + cmdline); context.debug ("Executing: " + std::string (shell) + " " + std::string (opt) + " " + cmdline);
pid_t child_pid = fork(); pid_t child_pid = fork ();
if (child_pid == 0) if (child_pid == 0)
{ {
@ -420,13 +418,13 @@ int execute(const std::string& executable, std::vector<std::string> arguments)
char** argv = new char*[4]; char** argv = new char*[4];
argv[0] = shell; // sh argv[0] = shell; // sh
argv[1] = opt; // -c argv[1] = opt; // -c
argv[2] = (char*)cmdline.c_str(); // e.g. scp undo.data user@host:.task/ argv[2] = (char*) cmdline.c_str (); // e.g. scp undo.data user@host:.task/
argv[3] = NULL; // required by execv argv[3] = NULL; // required by execv
int ret = execvp(shell, argv); int ret = execvp (shell, argv);
delete[] argv; delete[] argv;
exit(ret); exit (ret);
} }
else if (child_pid == -1) else if (child_pid == -1)
{ {
@ -437,7 +435,7 @@ int execute(const std::string& executable, std::vector<std::string> arguments)
// this is done by the parent process // this is done by the parent process
int child_status; int child_status;
pid_t pid = waitpid(child_pid, &child_status, 0); pid_t pid = waitpid (child_pid, &child_status, 0);
if (pid == -1) if (pid == -1)
return -1; return -1;

View file

@ -52,7 +52,7 @@ void uuid_unparse_lower (uuid_t uu, char *out);
#endif #endif
const std::string uuid (); const std::string uuid ();
int execute (const std::string&, std::vector<std::string>); int execute (const std::string&, const std::vector <std::string>&);
#ifdef SOLARIS #ifdef SOLARIS
#define LOCK_SH 1 #define LOCK_SH 1