X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/e996186ed31572ee94c32abf6083f57d69777888..446ea5cdf294085b18e25abd39378f9d555dbda8:/man/mhfixmsg.man

diff --git a/man/mhfixmsg.man b/man/mhfixmsg.man
index ea342330..3bb8e84e 100644
--- a/man/mhfixmsg.man
+++ b/man/mhfixmsg.man
@@ -1,4 +1,4 @@
-.TH MHFIXMSG %manext1% "February 8, 2014" "%nmhversion%"
+.TH MHFIXMSG %manext1% "November 30, 2014" "%nmhversion%"
 .\"
 .\" %nmhwarning%
 .\"
@@ -28,6 +28,7 @@ mhfixmsg \- rewrite MIME messages with various transformations
 .RB [ \-rmmproc
 .IR program ]
 .RB [ \-normmproc ]
+.RB [ \-changecur " | " \-nochangecur ]
 .RB [ \-verbose " | " \-noverbose ]
 .RB [ \-version ]
 .RB [ \-help ]
@@ -76,7 +77,12 @@ should be converted to
 Charset conversions require that
 .B nmh
 be built with
-.IR iconv (3).
+.IR iconv (3);
+see the
+.BR mhparam (1)
+man page for how determine whether your
+.B nmh
+installation includes that.
 To convert text parts other than text/plain, an external program can
 be used, via the
 .B \-reformat
@@ -115,7 +121,7 @@ uses its mhshow-show-text/subtype entries.  When
 .B nmh
 is installed, it searches for a conversion program for text/html
 content, and if one is found, inserts a mhfixmsg-format-text/html
-entry in %etcdir%/mhn.defaults.  An entry of the same name in the
+entry in %nmhetcdir%/mhn.defaults.  An entry of the same name in the
 user's profile takes precedence.  The user can add entries for
 other text subtypes to their profile.
 .PP
@@ -143,12 +149,28 @@ and other
 .B nmh
 programs that parse MIME messages.
 .PP
+.B mhfixmsg
+applies one transformation unconditionally:  it removes an extraneous
+trailing semicolon from the parameter lists of MIME header fields.
+.PP
 The
 .B \-verbose
 switch directs
 .B mhfixmsg
 to output informational message for each transformation applied.
 .PP
+The return status of
+.B mhfixmsg
+is 0 if all of the requested transformations are performed, or
+non-zero otherwise.
+.RB ( mhfixmsg
+will not decode to binary content, but a request to do so is
+not considered a failure, and is noted with
+.BR \-verbose .)
+If a problem is detected with any one of multiple messages such that
+the return status is non-zero, then none of the messages will be
+modified.
+.PP
 The
 .B \-file
 .I file
@@ -203,7 +225,7 @@ to add a single transformed message to a different folder, e.g.,
 .RS 5
 mhfixmsg -outfile - | \\
 .RS 0
-%libdir%/rcvstore +folder
+%nmhlibexecdir%/rcvstore +folder
 .RE
 .RE
 .SS Summary of Applicability
@@ -256,12 +278,19 @@ call
 .B mhfixmsg
 immediately after a successful invocation of
 .BR inc .
-For example, with bash:
+One approach could be based on:
 .PP
 .RS 5
-alias inc='inc && mhfixmsg'
+msgs=`inc -format '%(msg)'`  &&  [ -n "$msgs" ]  &&  scan $msgs  &&  \
+mhfixmsg -nochangecur $msgs
 .RE
 .PP
+Another approach would rely on adding a sequence to Unseen-Sequence,
+which
+.B inc
+sets with the newly incorporated messages.  Those could then be
+supplied to
+.BR mhfixmsg .
 .SS "Integration with procmail"
 By way of example, here is an excerpt from a procmailrc file
 that filters messages through
@@ -271,11 +300,9 @@ before storing them in the user's
 folder.  It also stores the incoming message in the
 .I Backups
 folder in a filename generated by
-.BR mktemp ,
+.BR mkstemp ,
 which is a non-POSIX utility to generate a temporary file.
-If you do not have that utility, then the
-.BR mkstemp (3)
-function could form the basis for a substitute.  Or,
+Alternatively,
 .B mhfixmsg
 could be called on the message after it is stored.
 .PP
@@ -284,13 +311,14 @@ could be called on the message after it is stored.
 .ta \w'\-fixboundary 'u
 PATH = %bindir%:$PATH
 MAILDIR = `mhparam path`
-MKTEMP = 'mktemp Backups/mhfixmsg.XXXXXXXX'
+#### The Backups directory is relative to MAILDIR.
+MKSTEMP = 'mkstemp -directory Backups -prefix mhfixmsg'
 MHFIXMSG = 'mhfixmsg -noverbose -file - -outfile -'
-STORE = %libdir%/rcvstore
+STORE = %nmhlibexecdir%/rcvstore
 
-:0 w: nmh-worker/procmail.$LOCKEXT
+:0 w: nmh-workers/procmail.$LOCKEXT
 * ^TOnmh-workers@nongnu.org
-| tee `$MKTEMP` | $MHFIXMSG | $STORE +nmh-workers
+| tee `$MKSTEMP` | $MHFIXMSG | $STORE +nmh-workers
 .fi
 .RE
 .PP
@@ -301,14 +329,14 @@ accessed directly, tilde expansion is done on usernames, and files are
 searched for in the user's
 .I Mail
 directory as specified in their profile.  If not found there, the directory
-.RI \*(lq %etcdir% \*(rq
+.RI \*(lq %nmhetcdir% \*(rq
 is checked.
 .PP
 .fc ^ ~
 .nf
-.ta \w'%etcdir%/mhn.defaults  'u
+.ta \w'%nmhetcdir%/mhn.defaults  'u
 ^$HOME/\&.mh\(ruprofile~^The user profile
-^%etcdir%/mhn.defaults~^Default mhfixmsg conversion entries
+^%nmhetcdir%/mhn.defaults~^Default mhfixmsg conversion entries
 .fi
 .SH "PROFILE COMPONENTS"
 .fc ^ ~
@@ -325,8 +353,9 @@ is checked.
 .IR mh-profile (5),
 .IR mhbuild (1),
 .IR mhlist (1),
+.IR mhparam (1),
 .IR mhshow (1),
-.IR mkstemp (3),
+.IR mh-mkstemp (1),
 .IR procmail (1),
 .IR procmailrc (5),
 .IR rcvstore (1),
@@ -341,12 +370,15 @@ is checked.
 .RB ` \-noreplacetextplain '
 .RB ` \-fixboundary '
 .RB ` \-fixcte '
+.RB ` \-changecur '
 .RB ` \-noverbose '
 .fi
 .SH CONTEXT
 If a folder is given, it will become the current folder.  The last
-message selected from a folder will become the current message.  If
+message selected from a folder will become the current message, unless
 the
+.B \-nochangecur
+switch is enabled.  If the
 .B \-file
 switch or an absolute pathname is used, the context will not be
 modified.