X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/debab7aa60964cf984342de9ab68e84308f50d2b..ec173fd2c897f148b4a8e4b9d81743099f1e3b50:/uip/mhmail

diff --git a/uip/mhmail b/uip/mhmail
index ffc51298..b94886f0 100755
--- a/uip/mhmail
+++ b/uip/mhmail
@@ -48,6 +48,13 @@ finddir() {
   esac
 }
 
+help() {
+  printf '%s\n' "$usage"
+  #### Print the nmh intro text.
+  ${nmhbindir}/mhparam -help | sed -n -e '/^$/,$p'
+  exit
+}
+
 #### Convenience function to allow concise code below.
 die() {
     [ $# -gt 0 ]  &&  printf '%s\n' "$1" >&2
@@ -57,7 +64,7 @@ die() {
 
 bindir=`finddir $0`
 nmhbindir=`cd "$bindir" && pwd`
-nmhlibdir=`$nmhbindir/mhparam libdir`
+nmhlibexecdir=`$nmhbindir/mhparam libexecdir`
 case `printf 'OK\n' | tail -n 1 2>&1` in
   OK) tail='tail -n ' ;;
   *)  tail='tail -' ;;
@@ -127,7 +134,7 @@ for arg in "$@"; do
     -f|-fr|-fro|-from) mhmailswitch=1; fromarg=1 ;;
     -hea|-head|-heade|-header|-headerf|-headerfi|-headerfie|-headerfiel|\
 -headerfield) mhmailswitch=1; headerfieldarg=1 ;;
-    -hel|-help) printf '%s\n' "$usage"; exit ;;
+    -hel|-help) help ;;
     -nose|-nosen|-nosend) mhmailswitch=1; sendsw=0 ;;
     -p|-pr|-pro|-prof|-profi|-profil|-profile) mhmailswitch=1; use_send=1 ;;
     -resend) die 'mhmail: did you mean -resent instead of -resend?' ;;
@@ -189,7 +196,7 @@ if [ "$tolist"x = x ]; then
   die 'Usage: mhmail [-t(o)] addrs ... [switches]'
 fi
 if [ "$from"x = x ]; then
-  from=`${nmhlibdir}/ap -format '%(localmbox)' 0`
+  from=`${nmhlibexecdir}/ap -format '%(localmbox)' 0`
 fi
 
 #### Check for missing mandatory arguments.
@@ -215,9 +222,11 @@ fi
 #### .orig file, so it will remove them, too.
 umask 077
 tmpdir="${MHTMPDIR:-${TMPDIR:-`$nmhbindir/mhpath +`}}"
-tmpfile="$tmpdir/mhmail$$"
+tmpfilename=`cd "$tmpdir"  &&  "${nmhlibexecdir}/mkstemp" -p mhmail`
+[ $? -ne 0 ]  &&  die "mhmail: failed to create temporary file in $tmpdir"
+tmpfile="$tmpdir/$tmpfilename"
 backup_char=`"$nmhbindir"/mhparam sbackup`
-tmpfilebackup="'$tmpdir'/${backup_char}mhmail$$*"
+tmpfilebackup="$tmpdir/${backup_char}${tmpfilename}*"
 tmpfileresent=
 
 message_file=
@@ -226,20 +235,19 @@ if [ $resent -eq 0 ]; then
   header="$header
 "
   message_file="$tmpfile"
+elif [ $use_send -eq 0 ]; then
+  postsendargs="${postsendargs:+$postsendargs }-dist"
+  message_file="$tmpfile"
 else
-  if [ $use_send -eq 0 ]; then
-    postsendargs="${postsendargs:+$postsendargs }-dist"
-    message_file="$tmpfile"
-  else
-    #### When resending with send, tmpfile will just contain the
-    #### Resent- header fields.  "$tmpfileresent" will contain
-    #### the message that is being resent.
-    tmpfileresent="$tmpdir/mhmail-resent$$"
-    mhdist=1; export mhdist
-    mhaltmsg=$tmpfileresent; export mhaltmsg
-    message_file="$tmpfileresent"
-    printf '' >"$message_file"  || exit 2
-  fi
+  #### When resending with send, tmpfile will just contain the
+  #### Resent- header fields.  "$tmpfileresent" will contain
+  #### the message that is being resent.
+  tmpfileresent=`"${nmhlibexecdir}/mkstemp" -d "$tmpdir" -p mhmail-resent`
+  [ $? -ne 0 ]  &&  die "mhmail: failed to create temporary file in $tmpdir"
+  mhdist=1; export mhdist
+  mhaltmsg=$tmpfileresent; export mhaltmsg
+  message_file="$tmpfileresent"
+  printf '' >"$message_file"  || exit 2
 fi
 
 trap "rm -f '$tmpfile' $tmpfilebackup ${tmpfileresent:+'$tmpfileresent'}" 0
@@ -289,12 +297,11 @@ else
     post_or_send="$nmhbindir/send"
   fi
 
-  if "$post_or_send" "$tmpfile" $postsendargs; then
+  if "$post_or_send" $postsendargs "$tmpfile"; then
     exit
-  else
-    status=$?
-    mv -f "$tmpfile" dead.letter
-    printf 'Letter saved in dead.letter\n' >&2
-    exit $status
   fi
+  status=$?
+  mv -f "$tmpfile" dead.letter
+  printf 'Letter saved in dead.letter\n' >&2
+  exit $status
 fi