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really unbreak kernel builds on sparc64 and powerpc64 after r324163, ZFS Channel Programs

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This commit also reverts r324178 that did not fix the problem on powerpc64
where char is usigned.

MFC after:	4 weeks
X-MFC with:	r324163
This commit is contained in:
avg 2017-10-05 06:39:57 +00:00
parent e57bc68025
commit e4c95c2ee6
1 changed files with 3 additions and 2 deletions
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5
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua/lstrlib.c
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@ -35,10 +35,11 @@
#ifdef illumos
#define tolower(C) (((C) >= 'A' && (C) <= 'Z') ? (C) - 'A' + 'a' : (C))
#define toupper(C) (((C) >= 'a' && (C) <= 'z') ? (C) - 'a' + 'A': (C))
#define iscntrl(C) ((((C) >= 0) && ((C) <= 0x1f)) || ((C) == 0x7f))
#else
#define isalnum(C) (isalpha(C) || isdigit(C))
#define iscntrl(C) (uchar(C) <= 0x1f || uchar(C) == 0x7f)
#endif
#define iscntrl(C) ((((C) >= 0) && ((C) <= 0x1f)) || ((C) == 0x7f))
#define isgraph(C) ((C) >= 0x21 && (C) <= 0x7E)
#define ispunct(C) (((C) >= 0x21 && (C) <= 0x2F) || \
((C) >= 0x3A && (C) <= 0x40) || \
@ -867,7 +868,7 @@ static void addquoted (lua_State *L, luaL_Buffer *b, int arg) {
luaL_addchar(b, '\\');
luaL_addchar(b, *s);
}
else if (*s == '\0' || iscntrl(*s)) {
else if (*s == '\0' || iscntrl(uchar(*s))) {
char buff[10];
if (!isdigit(uchar(*(s+1))))
sprintf(buff, "\\%d", (int)uchar(*s));