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Some code improvements

This commit is contained in:
Markus Gans 2015-10-03 23:45:33 +02:00
parent 391c772922
commit 88f57c0e7e
1 changed files with 26 additions and 22 deletions
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48
src/fterm.cpp
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@ -939,7 +939,8 @@ void FTerm::init()
{
char local256[80] = "";
char *s1, *s2, *s3, *s4, *s5, *s6;
std::string term_env;
char* new_termtype = 0;
output_buffer = new std::queue<int>;
vt100_alt_char = new std::map<uChar,uChar>;
@ -1004,9 +1005,9 @@ void FTerm::init()
x11_button_state = 0x03;
// Import untrusted environment variable TERM
term_env = std::string(std::getenv("TERM"));
if ( ! term_env.empty() )
strncat (termtype, term_env.c_str(), sizeof(termtype) - strlen(termtype) - 1);
const char* term_env = getenv(const_cast<char*>("TERM"));
if ( term_env )
strncpy (termtype, term_env, strlen(term_env));
else
strncpy (termtype, const_cast<char*>("vt100"), 6);
@ -1046,11 +1047,11 @@ void FTerm::init()
if ( strlen(local256) > 0 )
{
if ( strncmp(termtype, "xterm", 5) == 0 )
strcpy (termtype, "xterm-256color");
new_termtype = const_cast<char*>("xterm-256color");
if ( strncmp(termtype, "screen", 6) == 0 )
{
strcpy (termtype, "screen-256color");
new_termtype = const_cast<char*>("screen-256color");
screen_terminal = true;
char* tmux = getenv("TMUX");
@ -1059,18 +1060,18 @@ void FTerm::init()
}
if ( strncmp(termtype, "Eterm", 5) == 0 )
strcpy (termtype, "Eterm-256color");
new_termtype = const_cast<char*>("Eterm-256color");
if ( strncmp(termtype, "mlterm", 6) == 0 )
{
strcpy (termtype, "mlterm-256color");
new_termtype = const_cast<char*>("mlterm-256color");
mlterm_terminal = true;
}
if ( strncmp(termtype, "rxvt", 4) != 0
&& s1
&& strncmp(s1, "rxvt-xpm", 8) == 0 )
{
strcpy (termtype, "rxvt-256color");
new_termtype = const_cast<char*>("rxvt-256color");
rxvt_terminal = true;
}
color256 = true;
@ -1091,9 +1092,9 @@ void FTerm::init()
if ( (s1 && strncmp(s1, "gnome-terminal", 14) == 0) || s2 )
{
if ( color256 )
strcpy (termtype, "gnome-256color");
new_termtype = const_cast<char*>("gnome-256color");
else
strcpy (termtype, "gnome");
new_termtype = const_cast<char*>("gnome");
gnome_terminal = true;
}
else
@ -1108,9 +1109,9 @@ void FTerm::init()
{
putty_terminal = true;
if ( color256 )
strcpy (termtype, "putty-256color");
new_termtype = const_cast<char*>("putty-256color");
else
strcpy (termtype, "putty");
new_termtype = const_cast<char*>("putty");
}
else
putty_terminal = false;
@ -1150,20 +1151,20 @@ void FTerm::init()
{
gnome_terminal = true; // vte / gnome terminal
if ( color256 )
strcpy (termtype, "gnome-256color");
new_termtype = const_cast<char*>("gnome-256color");
else
strcpy (termtype, "gnome");
new_termtype = const_cast<char*>("gnome");
}
break;
case 32: // Tera Term
tera_terminal = true;
strcpy (termtype, "teraterm");
new_termtype = const_cast<char*>("teraterm");
break;
case 77: // mintty
mintty_terminal = true;
strcpy (termtype, "xterm-256color");
new_termtype = const_cast<char*>("xterm-256color");
// application escape key mode
tputs ("\033[?7727h", 1, putchar);
fflush(stdout);
@ -1178,7 +1179,7 @@ void FTerm::init()
force_vt100 = true; // this rxvt terminal support on utf-8
if ( strncmp(termtype, "rxvt-", 5) != 0
|| strncmp(termtype, "rxvt-cygwin-native", 5) == 0 )
strcpy (termtype, "rxvt-16color");
new_termtype = const_cast<char*>("rxvt-16color");
break;
case 85: // rxvt-unicode
@ -1187,9 +1188,9 @@ void FTerm::init()
if ( strncmp(termtype, "rxvt-", 5) != 0 )
{
if ( color256 )
strcpy (termtype, "rxvt-256color");
new_termtype = const_cast<char*>("rxvt-256color");
else
strcpy (termtype, "rxvt");
new_termtype = const_cast<char*>("rxvt");
}
break;
@ -1216,8 +1217,11 @@ void FTerm::init()
// stop non-blocking stdin
unsetNonBlockingInput();
setenv(const_cast<char*>("TERM"), termtype, 1);
if ( new_termtype )
{
setenv(const_cast<char*>("TERM"), new_termtype, 1);
strncpy (termtype, new_termtype, strlen(new_termtype));
}
// Initializes variables for the current terminal
init_termcaps();