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fix(eval): fix has('wsl') #16153

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Problem:
has('wsl') is decided at build-time.

Solution:
Check os_uname().
Fixes #12642, #16143
This commit is contained in:
erw7
2021-10-30 08:55:32 +09:00
committed by GitHub
parent ac358bfb2f
commit 16d06fa3eb
4 changed files with 26 additions and 13 deletions
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26
src/nvim/eval/funcs.c
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@@ -4553,9 +4553,6 @@ static void f_has(typval_T *argvars, typval_T *rettv, FunPtr fptr)
"windows",
"winaltkeys",
"writebackup",
#if defined(HAVE_WSL)
"wsl",
#endif
"nvim",
};
@@ -4602,6 +4599,8 @@ static void f_has(typval_T *argvars, typval_T *rettv, FunPtr fptr)
n = syntax_present(curwin);
} else if (STRICMP(name, "clipboard_working") == 0) {
n = eval_has_provider("clipboard");
} else if (STRICMP(name, "wsl") == 0) {
n = has_wsl();
#ifdef UNIX
} else if (STRICMP(name, "unnamedplus") == 0) {
n = eval_has_provider("clipboard");
@@ -4616,9 +4615,24 @@ static void f_has(typval_T *argvars, typval_T *rettv, FunPtr fptr)
rettv->vval.v_number = n;
}
/*
* "has_key()" function
*/
static bool has_wsl(void)
{
static TriState has_wsl = kNone;
if (has_wsl == kNone) {
Error err = ERROR_INIT;
Object o = nlua_exec(
STATIC_CSTR_AS_STRING("return vim.loop.os_uname()['release']:lower()"
":match('microsoft') and true or false"),
(Array)ARRAY_DICT_INIT, &err);
assert(!ERROR_SET(&err));
assert(o.type == kObjectTypeBoolean);
has_wsl = o.data.boolean ? kTrue : kFalse;
api_free_object(o);
}
return has_wsl == kTrue;
}
/// "has_key()" function
static void f_has_key(typval_T *argvars, typval_T *rettv, FunPtr fptr)
{
if (argvars[0].v_type != VAR_DICT) {