dns stub resolver: increase buffer size to handle chained CNAMEs

[musl] / include / ctype.h

diff --git a/include/ctype.h b/include/ctype.h
index 8f0d168..32bcef4 100644 (file)
--- a/include/ctype.h
+++ b/include/ctype.h
@@ -22,13 +22,20 @@ int   isxdigit(int);
 int   tolower(int);
 int   toupper(int);
 
-#define isalpha(a) ((((unsigned)(a)|32)-'a') < 26)
-#define isdigit(a) (((unsigned)(a)-'0') < 10)
-#define islower(a) (((unsigned)(a)-'a') < 26)
-#define isupper(a) (((unsigned)(a)-'A') < 26)
-#define isprint(a) (((unsigned)(a)-0x20) < 0x5f)
-#define isgraph(a) (((unsigned)(a)-0x21) < 0x5e)
+#ifndef __cplusplus
+static __inline int __isspace(int _c)
+{
+       return _c == ' ' || (unsigned)_c-'\t' < 5;
+}
 
+#define isalpha(a) (0 ? isalpha(a) : (((unsigned)(a)|32)-'a') < 26)
+#define isdigit(a) (0 ? isdigit(a) : ((unsigned)(a)-'0') < 10)
+#define islower(a) (0 ? islower(a) : ((unsigned)(a)-'a') < 26)
+#define isupper(a) (0 ? isupper(a) : ((unsigned)(a)-'A') < 26)
+#define isprint(a) (0 ? isprint(a) : ((unsigned)(a)-0x20) < 0x5f)
+#define isgraph(a) (0 ? isgraph(a) : ((unsigned)(a)-0x21) < 0x5e)
+#define isspace(a) __isspace(a)
+#endif
 
 
 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
@@ -57,6 +64,9 @@ int   isascii(int);
 int   toascii(int);
 #define _tolower(a) ((a)|0x20)
 #define _toupper(a) ((a)&0x5f)
+#ifndef __cplusplus
+#define isascii(a) (0 ? isascii(a) : (unsigned)(a) < 128)
+#endif
 
 #endif