ladybird/LibC/termcap.cpp

131 lines
2.7 KiB
C++

#include <termcap.h>
#include <assert.h>
#include <string.h>
#include <stdio.h>
#include <AK/HashMap.h>
#include <AK/AKString.h>
//#define TERMCAP_DEBUG
extern "C" {
char PC;
char* UP;
char* BC;
int tgetent(char* bp, const char* name)
{
(void)bp;
(void)name;
#ifdef TERMCAP_DEBUG
fprintf(stderr, "tgetent: bp=%p, name='%s'\n", bp, name);
#endif
PC = '\0';
BC = const_cast<char*>("\033[D");
UP = const_cast<char*>("\033[A");
return 1;
}
static HashMap<String, const char*>* caps = nullptr;
void ensure_caps()
{
if (caps)
return;
caps = new HashMap<String, const char*>;
caps->set("DC", "\033[%p1%dP");
caps->set("IC", "\033[%p1%d@");
caps->set("ce", "\033[K");
caps->set("cl", "\033[H\033[J");
caps->set("cr", "\015");
caps->set("dc", "\033[P");
caps->set("ei", "");
caps->set("ic", "");
caps->set("im", "");
caps->set("kd", "\033[B");
caps->set("kl", "\033[D");
caps->set("kr", "\033[C");
caps->set("ku", "\033[A");
caps->set("ks", "");
caps->set("ke", "");
caps->set("le", "\033[D");
caps->set("mm", "");
caps->set("mo", "");
caps->set("pc", "");
caps->set("up", "\033[A");
caps->set("vb", "");
caps->set("am", "");
caps->set("@7", "");
caps->set("kH", "");
caps->set("kI", "\033[L");
caps->set("kh", "\033[H");
caps->set("vs", "");
caps->set("ve", "");
caps->set("E3", "");
caps->set("kD", "");
caps->set("nd", "\033[C");
caps->set("co", "80");
caps->set("li", "25");
}
char* tgetstr(const char* id, char** area)
{
ensure_caps();
#ifdef TERMCAP_DEBUG
fprintf(stderr, "tgetstr: id='%s'\n", id);
#endif
auto it = caps->find(id);
if (it != caps->end()) {
char* ret = *area;
const char* val = (*it).value;
strcpy(*area, val);
*area += strlen(val) + 1;
return ret;
}
fprintf(stderr, "tgetstr: missing cap id='%s'\n", id);
return nullptr;
}
int tgetflag(const char* id)
{
(void)id;
#ifdef TERMCAP_DEBUG
fprintf(stderr, "tgetflag: '%s'\n", id);
#endif
auto it = caps->find(id);
if (it != caps->end())
return 1;
return 0;
}
int tgetnum(const char* id)
{
#ifdef TERMCAP_DEBUG
fprintf(stderr, "tgetnum: '%s'\n", id);
#endif
auto it = caps->find(id);
if (it != caps->end())
return atoi((*it).value);
assert(false);
}
char* tgoto(const char* cap, int col, int row)
{
(void)cap;
(void)col;
(void)row;
assert(false);
}
int tputs(const char* str, int affcnt, int (*putc)(int))
{
(void)affcnt;
size_t len = strlen(str);
for (size_t i = 0; i < len; ++i)
putc(str[i]);
return 0;
}
}