Add more locale-specific functions to the relevant man pages and Makefile:

  - lib/libc/locale/islower.3
  - lib/libc/locale/ispunct.3
  - lib/libc/locale/nl_langinfo.3
  - lib/libc/locale/isgraph.3
  - lib/libc/locale/isspace.3

Reviewed by:	bz
Approved by:	theraven
MFC after:	5 days

6 files changed, 86 insertions, 14 deletions

diff --git a/lib/libc/locale/Makefile.inc b/lib/libc/locale/Makefile.inc
index 8f3c4c6..f2161be 100644
--- a/lib/libc/locale/Makefile.inc
+++ b/lib/libc/locale/Makefile.inc
@@ -47,6 +47,11 @@ MAN+=	big5.5 euc.5 gb18030.5 gb2312.5 gbk.5 mskanji.5 utf8.5
 
 MLINKS+=btowc.3 wctob.3
 MLINKS+=isdigit.3 isnumber.3
+MLINKS+=isgraph.3 isgraph_l.3
+MLINKS+=islower.3 islower_l.3
+MLINKS+=ispunct.3 ispunct_l.3
+MLINKS+=isspace.3 isspace_l.3
+MLINKS+=nl_langinfo.3 nl_langinfo_l.3
 MLINKS+=iswalnum.3 iswalpha.3 iswalnum.3 iswascii.3 iswalnum.3 iswblank.3 \
 	iswalnum.3 iswcntrl.3 iswalnum.3 iswdigit.3 iswalnum.3 iswgraph.3 \
 	iswalnum.3 iswhexnumber.3 \
diff --git a/lib/libc/locale/isgraph.3 b/lib/libc/locale/isgraph.3
index bedf31e..95a8319 100644
--- a/lib/libc/locale/isgraph.3
+++ b/lib/libc/locale/isgraph.3
@@ -32,7 +32,7 @@
 .\"     @(#)isgraph.3	8.2 (Berkeley) 12/11/93
 .\" $FreeBSD$
 .\"
-.Dd July 17, 2005
+.Dd July 30, 2012
 .Dt ISGRAPH 3
 .Os
 .Sh NAME
@@ -44,6 +44,8 @@
 .In ctype.h
 .Ft int
 .Fn isgraph "int c"
+.Ft int
+.Fn isgraph_l "int c" "locale_t loc"
 .Sh DESCRIPTION
 The
 .Fn isgraph
@@ -79,11 +81,19 @@ In the ASCII character set, this includes the following characters
 .It "\&166\ ``v''" Ta "167\ ``w''" Ta "170\ ``x''" Ta "171\ ``y''" Ta "172\ ``z''"
 .It "\&173\ ``{''" Ta "174\ ``|''" Ta "175\ ``}''" Ta "176\ ``~''" Ta \&
 .El
+.Pp
+The
+.Fn isgraph_l
+function takes an explicit locale argument, whereas the
+.Fn isgraph
+function uses the current global or per-thread locale.
 .Sh RETURN VALUES
 The
 .Fn isgraph
-function returns zero if the character tests false and
-returns non-zero if the character tests true.
+and
+.Fn isgraph_l
+functions return zero if the character tests false and
+return non-zero if the character tests true.
 .Sh COMPATIBILITY
 The
 .Bx 4.4
@@ -103,3 +113,7 @@ The
 .Fn isgraph
 function conforms to
 .St -isoC .
+The
+.Fn isgraph_l
+function conforms to
+.St -p1003.1-2008 .
diff --git a/lib/libc/locale/islower.3 b/lib/libc/locale/islower.3
index 987ff59..14c3b5f 100644
--- a/lib/libc/locale/islower.3
+++ b/lib/libc/locale/islower.3
@@ -32,7 +32,7 @@
 .\"     @(#)islower.3	8.1 (Berkeley) 6/4/93
 .\" $FreeBSD$
 .\"
-.Dd July 17, 2005
+.Dd July 30, 2012
 .Dt ISLOWER 3
 .Os
 .Sh NAME
@@ -44,6 +44,8 @@
 .In ctype.h
 .Ft int
 .Fn islower "int c"
+.Ft int
+.Fn islower_l "int c" "locale_t loc"
 .Sh DESCRIPTION
 The
 .Fn islower
@@ -63,11 +65,18 @@ In the ASCII character set, this includes the following characters
 .It "\&165\ ``u''" Ta "166\ ``v''" Ta "167\ ``w''" Ta "170\ ``x''" Ta "171\ ``y''"
 .It "\&172\ ``z''" Ta \& Ta \& Ta \& Ta \&
 .El
+The
+.Fn islower_l
+function takes an explicit locale argument, whereas the
+.Fn islower
+function uses the current global or per-thread locale. 
 .Sh RETURN VALUES
 The
 .Fn islower
-function returns zero if the character tests false and
-returns non-zero if the character tests true.
+and
+.Fn islower_l
+functions return zero if the character tests false and
+return non-zero if the character tests true.
 .Sh COMPATIBILITY
 The
 .Bx 4.4
@@ -88,3 +97,7 @@ The
 .Fn islower
 function conforms to
 .St -isoC .
+The
+.Fn islower_l
+function conforms to
+.St -p1003.1-2008 .
diff --git a/lib/libc/locale/ispunct.3 b/lib/libc/locale/ispunct.3
index 8fcfe54..c06b25d 100644
--- a/lib/libc/locale/ispunct.3
+++ b/lib/libc/locale/ispunct.3
@@ -32,7 +32,7 @@
 .\"	@(#)ispunct.3	8.1 (Berkeley) 6/4/93
 .\" $FreeBSD$
 .\"
-.Dd July 17, 2005
+.Dd July 30, 2012
 .Dt ISPUNCT 3
 .Os
 .Sh NAME
@@ -44,6 +44,8 @@
 .In ctype.h
 .Ft int
 .Fn ispunct "int c"
+.Ft int
+.Fn ispunct_l "int c" "locale_t loc"
 .Sh DESCRIPTION
 The
 .Fn ispunct
@@ -69,11 +71,19 @@ In the ASCII character set, this includes the following characters
 .It "\&136\ ``^''" Ta "137\ ``_''" Ta "140\ ```''" Ta "173\ ``{''" Ta "174\ ``|''"
 .It "\&175\ ``}''" Ta "176\ ``~''" Ta \& Ta \& Ta \&
 .El
+.Pp
+The
+.Fn ispunct_l
+function takes an explicit locale argument, whereas the
+.Fn ispunct
+function uses the current global or per-thread locale.
 .Sh RETURN VALUES
 The
 .Fn ispunct
-function returns zero if the character tests false and
-returns non-zero if the character tests true.
+and
+.Fn ispunct_l
+functions return zero if the character tests false and
+return non-zero if the character tests true.
 .Sh COMPATIBILITY
 The
 .Bx 4.4
@@ -93,3 +103,7 @@ The
 .Fn ispunct
 function conforms to
 .St -isoC .
+The
+.Fn ispunct_l
+function conforms to
+.St -p1003.1-2008 .
diff --git a/lib/libc/locale/isspace.3 b/lib/libc/locale/isspace.3
index 6dfeb5f..5dfd1b6 100644
--- a/lib/libc/locale/isspace.3
+++ b/lib/libc/locale/isspace.3
@@ -32,7 +32,7 @@
 .\"     @(#)isspace.3	8.1 (Berkeley) 6/4/93
 .\" $FreeBSD$
 .\"
-.Dd July 17, 2005
+.Dd July 30, 2012
 .Dt ISSPACE 3
 .Os
 .Sh NAME
@@ -44,6 +44,8 @@
 .In ctype.h
 .Ft int
 .Fn isspace "int c"
+.Ft int
+.Fn isspace_l "int c" "locale_t loc"
 .Sh DESCRIPTION
 The
 .Fn isspace
@@ -60,11 +62,19 @@ The value of the argument must be representable as an
 .Vt "unsigned char"
 or the value of
 .Dv EOF .
+.Pp
+The
+.Fn isspace_l
+function takes an explicit locale argument, whereas the
+.Fn isspace
+function uses the current global or per-thread locale.
 .Sh RETURN VALUES
 The
 .Fn isspace
-function returns zero if the character tests false and
-returns non-zero if the character tests true.
+and
+.Fn isspace_l
+functions return zero if the character tests false and
+return non-zero if the character tests true.
 .Sh COMPATIBILITY
 The
 .Bx 4.4
@@ -85,3 +95,7 @@ The
 .Fn isspace
 function conforms to
 .St -isoC .
+The
+.Fn isspace_l
+function conforms to
+.St -p1003.1-2008 .
diff --git a/lib/libc/locale/nl_langinfo.3 b/lib/libc/locale/nl_langinfo.3
index 789cac2..d8c01b2 100644
--- a/lib/libc/locale/nl_langinfo.3
+++ b/lib/libc/locale/nl_langinfo.3
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd May 3, 2001
+.Dd July 30, 2012
 .Dt NL_LANGINFO 3
 .Os
 .Sh NAME
@@ -36,11 +36,16 @@
 .In langinfo.h
 .Ft char *
 .Fn nl_langinfo "nl_item item"
+.Ft char *
+.Fn nl_langinfo_l "nl_item item" "locale_t loc"
 .Sh DESCRIPTION
 The
 .Fn nl_langinfo
 function returns a pointer to a string containing information relevant to
-the particular language or cultural area defined in the program's locale.
+the particular language or cultural area defined in the program or thread's
+locale, or in the case of
+.Fn nl_langinfo_l ,
+the locale passed as the second argument.
 The manifest constant names and values of
 .Fa item
 are defined in
@@ -60,6 +65,9 @@ In a locale where langinfo data is not defined,
 returns a pointer to the corresponding string in the
 .Tn POSIX
 locale.
+.Fn nl_langinfo_l
+returns the same values as
+.Fn nl_langinfo .
 In all locales,
 .Fn nl_langinfo
 returns a pointer to an empty string if
@@ -83,6 +91,10 @@ The
 .Fn nl_langinfo
 function conforms to
 .St -susv2 .
+The
+.Fn nl_langinfo_l
+function conforms to
+.St -p1003.1-2008 .
 .Sh HISTORY
 The
 .Fn nl_langinfo