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authorfanf <fanf@FreeBSD.org>2010-02-19 16:54:51 +0000
committerfanf <fanf@FreeBSD.org>2010-02-19 16:54:51 +0000
commit94f94d90e4d4ea34b9d57a70bf83b7d8d6c11e2a (patch)
treeda21a7e31137211d9110cdf9a78bd6c11a818581 /usr.bin/unifdef/unifdef.1
parent564efe918f4646894fcb8e37a93ce3f2c58c7fe9 (diff)
downloadFreeBSD-src-94f94d90e4d4ea34b9d57a70bf83b7d8d6c11e2a.zip
FreeBSD-src-94f94d90e4d4ea34b9d57a70bf83b7d8d6c11e2a.tar.gz
Update to upstream version 1.338
Fix a long-standing cpp compatibility bug: The -DFOO argument (without an explicit value) should define FOO to 1 not to the empty string. Add support for CRLF newlines, based on a suggestion from Mark Rushakoff. Obtained from: http://dotat.at/prog/unifdef/
Diffstat (limited to 'usr.bin/unifdef/unifdef.1')
-rw-r--r--usr.bin/unifdef/unifdef.114
1 files changed, 8 insertions, 6 deletions
diff --git a/usr.bin/unifdef/unifdef.1 b/usr.bin/unifdef/unifdef.1
index 2e75f0a..da7cde8 100644
--- a/usr.bin/unifdef/unifdef.1
+++ b/usr.bin/unifdef/unifdef.1
@@ -30,7 +30,7 @@
.\" SUCH DAMAGE.
.\"
.\" @(#)unifdef.1 8.2 (Berkeley) 4/1/94
-.\" $dotat: unifdef/unifdef.1,v 1.62 2010/01/19 17:33:53 fanf2 Exp $
+.\" $dotat: unifdef/unifdef.1,v 1.63 2010/02/19 16:41:15 fanf2 Exp $
.\" $FreeBSD$
.\"
.Dd January 19, 2010
@@ -168,14 +168,16 @@ with appropriate arguments to process the file.
.Sh OPTIONS
.Pp
.Bl -tag -width indent -compact
-.It Fl D Ns Ar sym Ns Op = Ns Ar val
-Specify that a symbol is defined,
-and optionally specify what value to give it
-for the purpose of handling
+.It Fl D Ns Ar sym Ns = Ns Ar val
+Specify that a symbol is defined to a given value
+which is used when evaluating
.Ic #if
and
.Ic #elif
-directives.
+control expressions.
+.Pp
+.It Fl D Ns Ar sym
+Specify that a symbol is defined to the value 1.
.Pp
.It Fl U Ns Ar sym
Specify that a symbol is undefined.
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