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authorpeter <peter@FreeBSD.org>1999-12-28 11:48:23 +0000
committerpeter <peter@FreeBSD.org>1999-12-28 11:48:23 +0000
commit8d188898fdfd752a215b2d8cc2e49aacd443e0b7 (patch)
treef01e61a28f2716b1b25430c4cea365aa09e70b19 /lib/libstand/stand.h
parentd7ad2d9d5002e876691058b84b6bf9762950d553 (diff)
downloadFreeBSD-src-8d188898fdfd752a215b2d8cc2e49aacd443e0b7.zip
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Use the ctype.h version of isascii() - it doesn't loose precision and think
that 0x100 (int) is an ascii character. Submitted by: bde
Diffstat (limited to 'lib/libstand/stand.h')
-rw-r--r--lib/libstand/stand.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libstand/stand.h b/lib/libstand/stand.h
index 08b1d9d..7115603 100644
--- a/lib/libstand/stand.h
+++ b/lib/libstand/stand.h
@@ -165,7 +165,7 @@ extern struct open_file files[];
#define isspace(c) ((c) == ' ' || ((c) >= 0x9 && (c) <= 0xd))
#define isdigit(c) ((c) >= '0' && (c) <= '9')
#define isxdigit(c) (isdigit(c) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
-#define isascii(c) (((unsigned char)c) <= 0x7f)
+#define isascii(c) (((c) & ~0x7F) == 0)
#define isalpha(c) (isupper(c) || (islower(c)))
static __inline int toupper(int c)
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