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authorache <ache@FreeBSD.org>2001-11-30 05:39:08 +0000
committerache <ache@FreeBSD.org>2001-11-30 05:39:08 +0000
commit2ed59f2ae680c31aec5b79fdd8158d8340a6dd65 (patch)
treee7352041afbae29bf28a8a6a7451df526e1d7b62 /lib
parent711ce9931d79927d75d2c04c455585f41a239299 (diff)
downloadFreeBSD-src-2ed59f2ae680c31aec5b79fdd8158d8340a6dd65.zip
FreeBSD-src-2ed59f2ae680c31aec5b79fdd8158d8340a6dd65.tar.gz
Clarify isblank range
Diffstat (limited to 'lib')
-rw-r--r--lib/libc/locale/isblank.314
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/libc/locale/isblank.3 b/lib/libc/locale/isblank.3
index 5c1650d..b1a2e37 100644
--- a/lib/libc/locale/isblank.3
+++ b/lib/libc/locale/isblank.3
@@ -48,6 +48,15 @@
The
.Fn isblank
function tests for a space or tab character.
+For any locale, this includes the following standard characters:
+.Pp
+.Bl -column \&`\et''___ \&``\et''___
+.It "\&``\et''\t`` ''"
+.El
+.Pp
+In the "C" locale
+.Fn isblank
+successful test is limited to this characters only.
For single C
.Va char Ns s
locales (see
@@ -66,3 +75,8 @@ returns non-zero if the character tests true.
.Xr ctype 3 ,
.Xr multibyte 3 ,
.Xr ascii 7
+.Sh STANDARDS
+The
+.Fn isblank
+function conforms to
+.St -p1003.1 .
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