58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
#include "exec_frontend.hpp"
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#include <cstring>
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#include <iostream>
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#include <errno.h>
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#include <unistd.h>
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#include <sys/wait.h>
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namespace nntpchan
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{
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ExecFrontend::ExecFrontend(const std::string & fname) :
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m_exec(fname)
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{
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}
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ExecFrontend::~ExecFrontend() {}
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void ExecFrontend::ProcessNewMessage(const fs::path & fpath)
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{
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Exec({"post", fpath});
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}
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bool ExecFrontend::AcceptsNewsgroup(const std::string & newsgroup)
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{
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return Exec({"newsgroup", newsgroup}) == 0;
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}
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bool ExecFrontend::AcceptsMessage(const std::string & msgid)
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{
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return Exec({"msgid", msgid}) == 0;
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}
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int ExecFrontend::Exec(std::deque<std::string> args)
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{
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// set up arguments
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const char ** cargs = new char const *[args.size() +2];
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std::size_t l = 0;
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cargs[l++] = m_exec.c_str();
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while (args.size()) {
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cargs[l++] = args.front().c_str();
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args.pop_front();
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}
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cargs[l] = 0;
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int retcode = 0;
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pid_t child = fork();
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if(child) {
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waitpid(child, &retcode, 0);
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} else {
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int r = execvpe(m_exec.c_str(),(char * const *) cargs, environ);
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if ( r == -1 ) {
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std::cout << strerror(errno) << std::endl;
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exit( errno );
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} else
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exit(r);
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}
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return retcode;
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}
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}
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