diff options
Diffstat (limited to 'src/nvim/os/os_win_conpty.c')
| -rw-r--r-- | src/nvim/os/os_win_conpty.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/src/nvim/os/os_win_conpty.c b/src/nvim/os/os_win_conpty.c index a73b1b65a0..3d5ba83523 100644 --- a/src/nvim/os/os_win_conpty.c +++ b/src/nvim/os/os_win_conpty.c @@ -14,23 +14,26 @@ # define PROC_THREAD_ATTRIBUTE_PSEUDOCONSOLE 0x00020016 #endif -static bool conpty_working = false; - HRESULT (WINAPI *pCreatePseudoConsole)(COORD, HANDLE, HANDLE, DWORD, HPCON *); HRESULT (WINAPI *pResizePseudoConsole)(HPCON, COORD); void (WINAPI *pClosePseudoConsole)(HPCON); bool os_has_conpty_working(void) { - return conpty_working; + static TriState has_conpty = kNone; + if (has_conpty == kNone) { + has_conpty = os_dyn_conpty_init(); + } + + return has_conpty == kTrue; } -void os_dyn_conpty_init(void) +TriState os_dyn_conpty_init(void) { uv_lib_t kernel; if (uv_dlopen("kernel32.dll", &kernel)) { uv_dlclose(&kernel); - return; + return kFalse; } static struct { char *name; @@ -45,10 +48,10 @@ void os_dyn_conpty_init(void) conpty_entry[i].name != NULL && conpty_entry[i].ptr != NULL; i++) { if (uv_dlsym(&kernel, conpty_entry[i].name, (void **)conpty_entry[i].ptr)) { uv_dlclose(&kernel); - return; + return kFalse; } } - conpty_working = true; + return kTrue; } conpty_t *os_conpty_init(char **in_name, char **out_name, |