summaryrefslogtreecommitdiffstats
path: root/usr.bin/printenv/printenv.1
diff options
context:
space:
mode:
authortjr <tjr@FreeBSD.org>2003-06-01 06:29:47 +0000
committertjr <tjr@FreeBSD.org>2003-06-01 06:29:47 +0000
commitdfd248ebc6ddc3bab804cf6f485c10d2ee0f781f (patch)
tree64ab85237abd1e25a9e4da550983b04cd7af14ea /usr.bin/printenv/printenv.1
parent0c845cdfd3600f71462c21354069c53fedeb9be0 (diff)
downloadFreeBSD-src-dfd248ebc6ddc3bab804cf6f485c10d2ee0f781f.zip
FreeBSD-src-dfd248ebc6ddc3bab804cf6f485c10d2ee0f781f.tar.gz
Split the env(1) manpage off from printenv(1); there is not much point
in keeping them together. Mention that printenv is obsolescent.
Diffstat (limited to 'usr.bin/printenv/printenv.1')
-rw-r--r--usr.bin/printenv/printenv.1109
1 files changed, 17 insertions, 92 deletions
diff --git a/usr.bin/printenv/printenv.1 b/usr.bin/printenv/printenv.1
index 35af7df..7c05878 100644
--- a/usr.bin/printenv/printenv.1
+++ b/usr.bin/printenv/printenv.1
@@ -34,19 +34,15 @@
.\" @(#)printenv.1 8.1 (Berkeley) 6/6/93
.\" $FreeBSD$
.\"
-.Dd June 6, 1993
+.Dd May 12, 2003
.Dt PRINTENV 1
.Os
.Sh NAME
-.Nm printenv , env
-.Nd print out the environment, set and print environment
+.Nm printenv
+.Nd print out the environment
.Sh SYNOPSIS
.Nm
.Op Ar name
-.Nm env
-.Op Fl i
-.Op Ar name Ns = Ns Ar value ...
-.Op Ar utility Op Ar argument ...
.Sh DESCRIPTION
The
.Nm
@@ -63,101 +59,30 @@ command which is similar or identical to this utility.
Consult the
.Xr builtin 1
manual page.
-.Pp
-The
-.Nm env
-utility executes
-.Ar utility
-after modifying the environment as
-specified on the command line.
-The option
-.Ar name Ns = Ns Ar value
-specifies
-an environment variable,
-.Ar name ,
-with a value of
-.Ar value .
-.Pp
-The options are as follows:
-.Bl -tag -width indent
-.It Fl i
-Execute the
-.Ar utility
-with only those environment values specified.
-The environment inherited
-by
-.Nm env
-is ignored completely.
-.El
-.Pp
-If no utility is specified,
-.Nm env
-prints out the names and values
-of the variables in the environment, with one name/value pair per line.
-.Pp
-The
-.Nm env
-utility is sometimes useful with the
-.Dq Li #!
-construct (see
-.Xr execve 2 ) .
-The only difference between
-.Dq Li #!/usr/local/bin/foo
-and
-.Dq Li "#!/usr/bin/env\ /usr/local/bin/foo"
-is that the latter works even if
-.Pa /usr/local/bin/foo
-is itself interpreted.
-Using
-.Nm env
-this way also allows one to reference
-.Pa foo
-without the path,
-as well as set up the environment as desired.
-.Sh ENVIRONMENT
-The
-.Nm env
-utility uses the
-.Ev PATH
-environment variable is used to locate the requested
-.Ar utility
-if the name contains no
-.Ql /
-characters.
.Sh DIAGNOSTICS
.Ex -std printenv
-.Pp
-.Ex -std env
-An exit status of 126 indicates
-.Ar utility
-was found, but could not be executed.
-An exit status of 127 indicates
-.Ar utility
-could not be found.
-.Sh COMPATIBILITY
-The
-.Nm env
-utility accepts the
-.Fl
-option as a synonym for
-.Fl i .
.Sh SEE ALSO
.Xr csh 1 ,
+.Xr env 1 ,
.Xr sh 1 ,
-.Xr execvp 3 ,
.Xr environ 7
.Sh STANDARDS
The
-.Nm env
-utility conforms to
-.St -p1003.1-2001 .
+.Nm
+utility is provided for compatibility with earlier
+.Bx
+and
+.Fx
+releases and is not specified by any standards.
+The functionality of
+.Nm
+can be duplicated with the
+.Xr echo 1
+and
+.Xr env 1
+utilities.
.Sh HISTORY
The
.Nm
command appeared in
.Bx 3.0 .
-.Sh BUGS
-The
-.Nm env
-utility doesn't handle utility arguments with equal (``='') signs in their
-names, for obvious reasons.
OpenPOWER on IntegriCloud