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LibC: Add support for isblank()

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This commit is contained in:
Gunnar Beutner 2021-04-12 10:21:30 +02:00 • committed by Andreas Kling
parent 097901818e
commit 3df7f868e8
2 changed files with 13 additions and 0 deletions
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6
Userland/Libraries/LibC/ctype.cpp
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@ -119,6 +119,12 @@ int isascii(int c)
return ((unsigned)c <= 127); return ((unsigned)c <= 127);
} }
#undef isblank
int isblank(int c)
{
return __inline_isblank(c);
}
#undef toascii #undef toascii
int toascii(int c) int toascii(int c)
{ {

7
Userland/Libraries/LibC/ctype.h
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@ -102,6 +102,11 @@ static inline int __inline_isupper(int c)
return _ctype_[(unsigned char)(c)] & (_U); return _ctype_[(unsigned char)(c)] & (_U);
} }
static inline int __inline_isblank(int c)
{
return _ctype_[(unsigned char)(c)] & (_B) || (c == '\t');
}
static inline int __inline_toascii(int c) static inline int __inline_toascii(int c)
{ {
return c & 127; return c & 127;
@ -137,6 +142,7 @@ int isprint(int c);
int isgraph(int c); int isgraph(int c);
int islower(int c); int islower(int c);
int isupper(int c); int isupper(int c);
int isblank(int c);
int toascii(int c); int toascii(int c);
int tolower(int c); int tolower(int c);
int toupper(int c); int toupper(int c);
@ -156,6 +162,7 @@ int toupper(int c);
#define isgraph __inline_isgraph #define isgraph __inline_isgraph
#define islower __inline_islower #define islower __inline_islower
#define isupper __inline_isupper #define isupper __inline_isupper
#define isblank __inline_isblank
#define toascii __inline_toascii #define toascii __inline_toascii
#define tolower __inline_tolower #define tolower __inline_tolower
#define toupper __inline_toupper #define toupper __inline_toupper