bool Readline::ExecuteShellCommand ( const std::string &  cmd )

virtual

Execute a shell command through a pipe. Write stdout to rl_outstream

Parameters

cmd	Command to be executed

Returns

always true

Definition at line 920 of file Readline.cc.

Referenced by GetUpdatePrompt(), and Process().

{
    FILE *pipe = popen(cmd.c_str(), "r");
    if (!pipe)
    {
        fprintf(rl_outstream, "ERROR - Could not create pipe '%s': %m\n", cmd.c_str());
        return true;
    }

    while (1)
    {
        char buf[1024];

        const size_t sz = fread(buf, 1, 1024, pipe);

        fwrite(buf, 1, sz, rl_outstream);

        if (feof(pipe) || ferror(pipe))
            break;
    }

    if (ferror(pipe))
        fprintf(rl_outstream, "ERROR - Reading from pipe '%s': %m\n", cmd.c_str());

    pclose(pipe);

    fprintf(rl_outstream, "\n");

    return true;
}

Here is the caller graph for this function: