bool ReadlineColor::ExecuteShellCommand	(	std::ostream &	out,
		const std::string &	cmd
	)

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

Parameters

cmd	Command to be executed

Returns

always true

Definition at line 188 of file ReadlineColor.cc.

References kRed.

Referenced by Process().

{
    FILE *pipe = popen(cmd.c_str(), "r");
    if (!pipe)
    {
        out << kRed << "ERROR - Could not create pipe '" << cmd << "': " << strerror(errno) << " [" << errno << "]" << endl;
        return true;
    }

    while (1)
    {
        char buf[1024];

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

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

    out << endl;

    if (ferror(pipe))
        out << kRed << "ERROR - Reading from pipe '" << cmd << "': " << strerror(errno) << " [" << errno << "]" << endl;

    pclose(pipe);

    return true;
}

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