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added sys::symlink()

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This commit is contained in:
hyung-hwan 2020-01-10 15:54:23 +00:00
parent 66a626a6e6
commit d5cb858e04
1 changed files with 146 additions and 35 deletions
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171
hawk/lib/mod-sys.c
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@ -2224,61 +2224,53 @@ static int fnc_chmod (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
{
sys_list_t* sys_list;
hawk_val_t* a0;
hawk_ooch_t* str;
hawk_oow_t len;
hawk_int_t rx;
hawk_int_t mode;
hawk_int_t mode = DEFAULT_MODE;
sys_list = rtx_to_sys_list(rtx, fi);
a0 = hawk_rtx_getarg(rtx, 0);
str = hawk_rtx_getvaloocstr(rtx, a0, &len);
if (hawk_rtx_getnargs(rtx) >= 2 && (hawk_rtx_valtoint(rtx, hawk_rtx_getarg(rtx, 1), &mode) <= -1 || mode < 0)) mode = DEFAULT_MODE;
#if defined(_WIN32)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#elif defined(__OS2__)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#elif defined(__DOS__)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#else
{
hawk_bch_t* str;
hawk_oow_t len;
str = hawk_rtx_getvalbcstr(rtx, a0, &len);
if (!str)
{
rx = copy_error_to_sys_list(rtx, sys_list);
goto done;
}
/* the target name contains a null character. make system return -1 */
if (hawk_find_oochar(str, len, '\0'))
/* the target name contains a null character. */
if (hawk_find_bchar(str, len, '\0'))
{
rx = set_error_on_sys_list(rtx, sys_list, HAWK_EINVAL, HAWK_NULL);
goto done;
}
if (hawk_rtx_valtoint(rtx, hawk_rtx_getarg(rtx, 1), &mode) <= -1 || mode < 0) mode = DEFAULT_MODE;
#if defined(_WIN32)
rx = _tchmod(str, mode);
if (rx <= -1) rx = set_error_on_sys_list_with_errno(rtx, sys_list, HAWK_NULL);
#elif defined(HAWK_OOCH_IS_BCH)
rx = HAWK_CHMOD(str, mode);
if (rx <= -1) rx = set_error_on_sys_list_with_errno(rtx, sys_list, HAWK_NULL);
#else
{
hawk_bch_t* mbs;
mbs = hawk_rtx_duputobcstr(rtx, str, HAWK_NULL);
if (mbs)
{
rx = HAWK_CHMOD(mbs, mode);
hawk_rtx_freemem (rtx, mbs);
if (rx <= -1) rx = set_error_on_sys_list_with_errno(rtx, sys_list, HAWK_NULL);
}
else
{
rx = copy_error_to_sys_list(rtx, sys_list);
}
done:
if (str) hawk_rtx_freevalbcstr (rtx, a0, str);
}
#endif
done:
if (str) hawk_rtx_freevaloocstr (rtx, a0, str);
HAWK_ASSERT (HAWK_IN_QUICKINT_RANGE(rx));
hawk_rtx_setretval (rtx, hawk_rtx_makeintval(rtx, rx));
return 0;
}
static int fnc_mkdir (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
{
sys_list_t* sys_list;
@ -2434,6 +2426,7 @@ static int fnc_rmdir (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
return 0;
}
/* ------------------------------------------------------------ */
static int fnc_unlink (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
{
@ -2511,6 +2504,123 @@ static int fnc_unlink (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
return 0;
}
static int fnc_symlink (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
{
sys_list_t* sys_list;
hawk_val_t* a0, * a1;
hawk_int_t rx;
sys_list = rtx_to_sys_list(rtx, fi);
a0 = hawk_rtx_getarg(rtx, 0);
a1 = hawk_rtx_getarg(rtx, 1);
#if defined(_WIN32)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#elif defined(__OS2__)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#elif defined(__DOS__)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#else
{
hawk_bch_t* str1, * str2;
hawk_oow_t len1, len2;
str1 = hawk_rtx_getvalbcstr(rtx, a0, &len1);
str2 = hawk_rtx_getvalbcstr(rtx, a1, &len2);
if (!str1 || !str2)
{
rx = copy_error_to_sys_list(rtx, sys_list);
goto done;
}
if (hawk_find_bchar(str1, len1, '\0') || hawk_find_bchar(str2, len2, '\0'))
{
rx = set_error_on_sys_list(rtx, sys_list, HAWK_EINVAL, HAWK_NULL);
goto done;
}
rx = HAWK_SYMLINK(str1, str2);
if (rx <= -1) rx = set_error_on_sys_list_with_errno(rtx, sys_list, HAWK_NULL);
done:
if (str2) hawk_rtx_freevalbcstr (rtx, a0, str2);
if (str1) hawk_rtx_freevalbcstr (rtx, a0, str1);
}
#endif
HAWK_ASSERT (HAWK_IN_QUICKINT_RANGE(rx));
hawk_rtx_setretval (rtx, hawk_rtx_makeintval(rtx, rx));
return 0;
}
/* ------------------------------------------------------------ */
/* TODO: fnc_stat */
#if 0
TODO: fnc_utime
static int fnc_utime (hawk_rtx_t* rtx, const hawk_fnc_info_t* fi)
{
sys_list_t* sys_list;
hawk_val_t* a0;
hawk_int_t rx;
hawk_int_t mode = DEFAULT_MODE;
sys_list = rtx_to_sys_list(rtx, fi);
a0 = hawk_rtx_getarg(rtx, 0);
if (hawk_rtx_getnargs(rtx) >= 2 && (hawk_rtx_valtoint(rtx, hawk_rtx_getarg(rtx, 1), &mode) <= -1 || mode < 0)) mode = DEFAULT_MODE;
#if defined(_WIN32)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#elif defined(__OS2__)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#elif defined(__DOS__)
rx = set_error_on_sys_list(rtx, sys_list, HAWK_ENOIMPL, HAWK_NULL);
#else
{
hawk_bch_t* str;
hawk_oow_t len;
str = hawk_rtx_getvalbcstr(rtx, a0, &len);
if (!str)
{
rx = copy_error_to_sys_list(rtx, sys_list);
goto done;
}
/* the target name contains a null character. */
if (hawk_find_bchar(str, len, '\0'))
{
rx = set_error_on_sys_list(rtx, sys_list, HAWK_EINVAL, HAWK_NULL);
goto done;
}
#if defined(HAVE_UTIMENSAT)
/* TODO: */
#else
{
struct timeval tv[2];
tv[0].tv_sec = xxx;
tv[1].tv_sec = xxx;
tv[1].tv_sec = xxx;
tv[1].tv_sec = xxx;
rx = utimes(str, tv);
if (rx <= -1) rx = set_error_on_sys_list_with_errno(rtx, sys_list, HAWK_NULL);
}
#endif
done:
if (str) hawk_rtx_freevalbcstr (rtx, a0, str);
}
#endif
HAWK_ASSERT (HAWK_IN_QUICKINT_RANGE(rx));
hawk_rtx_setretval (rtx, hawk_rtx_makeintval(rtx, rx));
return 0;
}
#endif
/* ------------------------------------------------------------ */
/*
@ -2926,6 +3036,7 @@ static fnctab_t fnctab[] =
{ HAWK_T("settime"), { { 1, 1, HAWK_NULL }, fnc_settime, 0 } },
{ HAWK_T("sleep"), { { 1, 1, HAWK_NULL }, fnc_sleep, 0 } },
{ HAWK_T("strftime"), { { 2, 3, HAWK_NULL }, fnc_strftime, 0 } },
{ HAWK_T("symlink"), { { 2, 2, HAWK_NULL }, fnc_symlink, 0 } },
{ HAWK_T("system"), { { 1, 1, HAWK_NULL }, fnc_system, 0 } },
{ HAWK_T("systime"), { { 0, 0, HAWK_NULL }, fnc_gettime, 0 } }, /* alias to gettime() */
{ HAWK_T("unlink"), { { 1, 1, HAWK_NULL }, fnc_unlink, 0 } },