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dynamically check for conpty support (#352)

This commit is contained in:
bagajjal 2018-11-07 12:29:29 -08:00 committed by Manoj Ampalam
parent a75116b6f8
commit 6cacff8a74
1 changed files with 36 additions and 3 deletions
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39
contrib/win32/win32compat/win32_pty.c
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@ -92,10 +92,43 @@ CreateConPty(const wchar_t *cmdline,
return 0;
}
int is_conpty_supported()
int
is_conpty_supported()
{
/* TODO - put conditional logic in here that determines if conpty is supported */
return 0;
wchar_t system32_path[PATH_MAX] = { 0, };
wchar_t kernelbase_dll_path[PATH_MAX] = { 0, };
HMODULE hm_kernelbase = NULL;
static int isConpty = -1;
if (isConpty != -1)
return isConpty;
isConpty = 0;
if (!GetSystemDirectoryW(system32_path, PATH_MAX)) {
error("failed to get system directory");
goto done;
}
wcscat_s(kernelbase_dll_path, PATH_MAX, system32_path);
wcscat_s(kernelbase_dll_path, PATH_MAX, L"\\KernelBase.dll");
if ((hm_kernelbase = LoadLibraryW(kernelbase_dll_path)) == NULL) {
error("failed to load kernerlbase dll:%s", kernelbase_dll_path);
goto done;
}
if (GetProcAddress(hm_kernelbase, "CreatePseudoConsole") == NULL) {
debug3("couldn't find CreatePseudoConsole() in kernerlbase dll");
goto done;
}
isConpty = 1;
debug3("This windows OS supports conpty");
done:
if (!isConpty)
debug3("This windows OS doesn't support conpty");
return isConpty;
}
int exec_command_with_pty(int * pid, char* cmd, int in, int out, int err, unsigned int col, unsigned int row, int ttyfd)