AUTHORS                                        |  2 ++

 configure.ac                                   |  1 -

 po/ru.po                                       |  4 +--

 src/common/ssl.c                               |  4 ++-

 src/common/utils.c                             |  1 +

 src/gtk/authors.h                              |  1 +

 src/mimeview.c                                 |  4 +--

 src/plugins/litehtml_viewer/litehtml/html.h    |  1 +

 src/plugins/litehtml_viewer/litehtml/num_cvt.h |  1 +

 src/procheader.c                               |  6 ++--

 src/procheader.h                               |  4 +--

 src/textview.c                                 |  8 ++---

 tools/filter_conv.pl                           |  1 +

 tools/fix_date.sh                              | 13 +++++---

 tools/kdeservicemenu/install.sh                | 18 ++++++-----

 tools/mairix.sh                                | 12 ++++++--

 tools/make.themes.project                      | 10 ++++--

 tools/tb2claws-mail                            |  2 +-

 tools/textviewer.pl                            |  2 ++

 tools/textviewer.sh                            | 42 +++++++++++++++-----------

 tools/uudec                                    | 15 ++++++++-

 tools/uuooffice                                | 10 ++++--

 22 files changed, 110 insertions(+), 52 deletions(-)

diff --git a/AUTHORS b/AUTHORS

index 25d698c04..6a0178974 100644

--- a/AUTHORS

+++ b/AUTHORS

@@ -340,3 +340,5 @@ contributors (in addition to the above; based on Changelog)

 	Ramin Yaghoubzadeh Torky

 	Manuel Stoeckl

 	Frank Mueller

+	JP Guillonneau

+	Viatrix

diff --git a/configure.ac b/configure.ac

index f0fe8f235..00f2b64a3 100644

--- a/configure.ac

+++ b/configure.ac

@@ -832,7 +832,6 @@ if test x"$enable_alternate_addressbook" = xno; then

 		dnl check for available libraries, and pull them in

 		AC_CHECK_LIB(resolv, res_query, LDAP_LIBS="$LDAP_LIBS -lresolv")

 		AC_CHECK_LIB(socket, bind, LDAP_LIBS="$LDAP_LIBS -lsocket")

-		AC_CHECK_LIB(nsl, gethostbyaddr, LDAP_LIBS="$LDAP_LIBS -lnsl")

 		AC_CHECK_LIB(lber, ber_get_tag, LDAP_LIBS="$LDAP_LIBS -llber",,

 				 $LDAP_LIBS)

diff --git a/po/ru.po b/po/ru.po

index f99977d02..f143fb1bf 100644

--- a/po/ru.po

+++ b/po/ru.po

@@ -4641,7 +4641,7 @@ msgstr "п п╬я─п╦я┤п╫п╣п╡я▀п╧"

 #: src/gtk/colorlabel.c:45 src/prefs_common.c:392

 msgid "Grey"

-msgstr "п≈п╣п╩п╣п╫я▀п╧"

+msgstr "п║п╣я─я▀п╧"

 #: src/gtk/colorlabel.c:46 src/prefs_common.c:396

 msgid "Light brown"

@@ -17460,7 +17460,7 @@ msgstr "п▓п╦п╢ я│п╬п╬п╠я┴п╣п╫п╦я▐"

 #: src/prefs_msg_colors.c:152

 msgid "Enable coloration of message text"

-msgstr "п▓п╨п╩я▌я┤п╦я┌я▄ п╬п╨я─п╟я│п╨я┐ я┌п╣я│я┌п╟ я│п╬п╬п╠я┴п╣п╫п╦я▐"

+msgstr "п▓п╨п╩я▌я┤п╦я┌я▄ п╬п╨я─п╟я│п╨я┐ я┌п╣п╨я│я┌п╟ я│п╬п╬п╠я┴п╣п╫п╦я▐"

 #: src/prefs_msg_colors.c:160

 msgid "Quote"

diff --git a/src/common/ssl.c b/src/common/ssl.c

index 1eafe3f6e..7cea09a9c 100644

--- a/src/common/ssl.c

+++ b/src/common/ssl.c

@@ -195,8 +195,9 @@ const gchar *claws_ssl_get_cert_file(void)

 {

 #ifndef G_OS_WIN32

 	const char *cert_files[]={

-		"/etc/ssl/cert.pem",

 		"/etc/pki/tls/certs/ca-bundle.crt",

+		"/usr/share/ca-certificates/ca-bundle.crt",

+		"/etc/ssl/cert.pem",

 		"/etc/certs/ca-bundle.crt",

 		"/etc/ssl/ca-bundle.pem",

 		"/usr/share/ssl/certs/ca-bundle.crt",

@@ -231,6 +232,7 @@ const gchar *claws_ssl_get_cert_dir(void)

 		return g_getenv("SSL_CERT_DIR");

 #ifndef G_OS_WIN32

 	const char *cert_dirs[]={

+		"/var/lib/ssl/certs",

 		"/etc/pki/tls/certs",

 		"/etc/certs",

 		"/usr/share/ssl/certs",

diff --git a/src/common/utils.c b/src/common/utils.c

index 497bedfca..396a65eff 100644

--- a/src/common/utils.c

+++ b/src/common/utils.c

@@ -608,6 +608,7 @@ gchar *escape_internal_quotes(gchar *str, gchar quote_chr)

 	if (str == NULL || *str == '\0')

 		return str;

+	g_strstrip(str);

 	/* search for unescaped quote_chr */

 	p = str;

 	if (*p == quote_chr)

diff --git a/src/gtk/authors.h b/src/gtk/authors.h

index 100c60895..125d307e3 100644

--- a/src/gtk/authors.h

+++ b/src/gtk/authors.h

@@ -317,6 +317,7 @@ static char *CONTRIBS_LIST[] = {

 "Aleksandar Uroе║eviд┤",

 "Petr Vanek",

 "Jeroen Versteeg",

+"Viatrix",

 "Kevin Vigor",

 "Michael Vilain",

 "Johan Vromans",

diff --git a/src/mimeview.c b/src/mimeview.c

index e782dce76..ef12ed8f5 100644

--- a/src/mimeview.c

+++ b/src/mimeview.c

@@ -1,6 +1,6 @@

 /*

  * Claws Mail -- a GTK based, lightweight, and fast e-mail client

- * Copyright (C) 1999-2022 the Claws Mail team and Hiroyuki Yamamoto

+ * Copyright (C) 1999-2023 the Claws Mail team and Hiroyuki Yamamoto

  *

  * This program is free software; you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

@@ -1669,7 +1669,7 @@ static void mimeview_drag_data_get(GtkWidget	    *widget,

 		fp = claws_fopen(partinfo->data.filename, "rb");

 		if (fp != NULL && fseek(fp, partinfo->offset, SEEK_SET) == 0) {

-			headers = procheader_get_header_array_asis(fp);

+			headers = procheader_get_header_array(fp);

 			if (headers) {

 				gint i;

 				for (i = 0; i < headers->len; i++) {

diff --git a/src/plugins/litehtml_viewer/litehtml/html.h b/src/plugins/litehtml_viewer/litehtml/html.h

index 4151b1225..20457f155 100644

--- a/src/plugins/litehtml_viewer/litehtml/html.h

+++ b/src/plugins/litehtml_viewer/litehtml/html.h

@@ -9,6 +9,7 @@

 #include <cstring>

 #include <algorithm>

 #include <sstream>

+#include <cstdint>

 #include "os_types.h"

 #include "types.h"

 #include "background.h"

diff --git a/src/plugins/litehtml_viewer/litehtml/num_cvt.h b/src/plugins/litehtml_viewer/litehtml/num_cvt.h

index 515e46d62..367dcc36a 100644

--- a/src/plugins/litehtml_viewer/litehtml/num_cvt.h

+++ b/src/plugins/litehtml_viewer/litehtml/num_cvt.h

@@ -2,6 +2,7 @@

 #define NUM_CVT_H

 #include <string>

+#include <cstdint>

 #include "os_types.h"

 namespace litehtml

diff --git a/src/procheader.c b/src/procheader.c

index 106deadec..220a808a9 100644

--- a/src/procheader.c

+++ b/src/procheader.c

@@ -1,6 +1,6 @@

 /*

  * Claws Mail -- a GTK based, lightweight, and fast e-mail client

- * Copyright (C) 1999-2014 Hiroyuki Yamamoto and the Claws Mail team

+ * Copyright (C) 1999-2023 the Claws Mail team and Hiroyuki Yamamoto

  *

  * This program is free software; you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

@@ -265,7 +265,7 @@ gint procheader_get_one_field_asis(gchar **buf, FILE *fp)

 				     FALSE);

 }

-GPtrArray *procheader_get_header_array_asis(FILE *fp)

+GPtrArray *procheader_get_header_array(FILE *fp)

 {

 	gchar *buf = NULL;

 	GPtrArray *headers;

@@ -275,7 +275,7 @@ GPtrArray *procheader_get_header_array_asis(FILE *fp)

 	headers = g_ptr_array_new();

-	while (procheader_get_one_field_asis(&buf, fp) != -1) {

+	while (procheader_get_one_field(&buf, fp, NULL) != -1) {

 		if ((header = procheader_parse_header(buf)) != NULL)

 			g_ptr_array_add(headers, header);

 		g_free(buf);

diff --git a/src/procheader.h b/src/procheader.h

index 3e5681946..a5c3201d0 100644

--- a/src/procheader.h

+++ b/src/procheader.h

@@ -1,6 +1,6 @@

 /*

  * Claws Mail -- a GTK based, lightweight, and fast e-mail client

- * Copyright (C) 1999-2014 Hiroyuki Yamamoto and the Claws Mail team

+ * Copyright (C) 1999-2023 the Claws Mail team and Hiroyuki Yamamoto

  *

  * This program is free software; you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

@@ -47,7 +47,7 @@ gint procheader_get_one_field		(gchar		**buf,

 gint procheader_get_one_field_asis	(gchar		**buf,

 					 FILE		*fp);

-GPtrArray *procheader_get_header_array_asis	(FILE		*fp);

+GPtrArray *procheader_get_header_array		(FILE		*fp);

 void procheader_header_array_destroy		(GPtrArray	*harray);

 void procheader_header_free			(Header		*header);

diff --git a/src/textview.c b/src/textview.c

index b986de84e..0e7b3ae18 100644

--- a/src/textview.c

+++ b/src/textview.c

@@ -1,6 +1,6 @@

 /*

  * Claws Mail -- a GTK based, lightweight, and fast e-mail client

- * Copyright (C) 1999-2022 the Claws Mail team and Hiroyuki Yamamoto

+ * Copyright (C) 1999-2023 the Claws Mail team and Hiroyuki Yamamoto

  *

  * This program is free software; you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

@@ -1926,7 +1926,7 @@ static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)

 	cm_return_val_if_fail(fp != NULL, NULL);

 	if (prefs_common.show_all_headers) {

-		headers = procheader_get_header_array_asis(fp);

+		headers = procheader_get_header_array(fp);

 		sorted_headers = g_ptr_array_new();

 		for (i = 0; i < headers->len; i++) {

 			header = g_ptr_array_index(headers, i);

@@ -1945,7 +1945,7 @@ static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)

 		return NULL;

 	}

-	headers = procheader_get_header_array_asis(fp);

+	headers = procheader_get_header_array(fp);

 	sorted_headers = g_ptr_array_new();

@@ -1956,7 +1956,6 @@ static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)

 		for (i = 0; i < headers->len; i++) {

 			header = g_ptr_array_index(headers, i);

-

 			if (procheader_headername_equal(header->name,

 							dp->name)) {

 				if (dp->hidden)

@@ -1973,6 +1972,7 @@ static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)

 	if (prefs_common.show_other_header) {

 		for (i = 0; i < headers->len; i++) {

 			header = g_ptr_array_index(headers, i);

+			unfold_line(header->body);

 			if (!procheader_header_is_internal(header->name)) {

 				g_ptr_array_add(sorted_headers, header);

 			} else {

diff --git a/tools/filter_conv.pl b/tools/filter_conv.pl

index fec94e819..894e3621e 100755

--- a/tools/filter_conv.pl

+++ b/tools/filter_conv.pl

@@ -158,6 +158,7 @@ close(FILTERRC);

 ###############################################################################

+chdir($ENV{ HOME } . "/.claws-mail") or die("You don't appear to have Sylpheed Claws installed\n");

 open(MATCHERRC, ">>matcherrc");

   print MATCHERRC @new_filters;

 close(MATCHERRC);

diff --git a/tools/fix_date.sh b/tools/fix_date.sh

index 379807d68..1c5beedf6 100755

--- a/tools/fix_date.sh

+++ b/tools/fix_date.sh

@@ -28,8 +28,8 @@

 # TODO: fallback to X-OriginalArrivalTime: ?

-VERSION="0.1.4"

-

+VERSION="0.1.3"

+DOS2UNIX=dos2unix

 version()

 {

@@ -114,7 +114,12 @@ fi

 test $# -lt 1 && \

 	usage 1

-for PROG in dos2unix grep sed

+if ! type "$DOS2UNIX" >/dev/null 2>&1; then

+	echo "error: $DOS2UNIX command not found, please install it"

+	exit 1

+fi

+

+for PROG in "$DOS2UNIX" grep sed

 do

     type "$PROG" >/dev/null 2>&1 || \

         { echo "error: $PROG not found in PATH"; exit 1; }

@@ -152,7 +157,7 @@ do

 	# find the empty line that separates body (if any) from headers,

 	# work on a temporary dos2unix'ed copy because body might

 	# contain DOS CRLF and grep '^$' won't work

-	head -$MAX_HEADER_LINES "$1" | dos2unix > "$TMP"

+	head -$MAX_HEADER_LINES "$1" | "$DOS2UNIX" > "$TMP"

 	SEP=`grep -nEm1 "^$" "$TMP" 2>/dev/null | cut -d ':' -f 1`

 	rm -f "$TMP"

 	if [ -z "$SEP" -o "$SEP" = "0" -o $? -ne 0 ]

diff --git a/tools/kdeservicemenu/install.sh b/tools/kdeservicemenu/install.sh

index e3560ebde..ad21f47e8 100755

--- a/tools/kdeservicemenu/install.sh

+++ b/tools/kdeservicemenu/install.sh

@@ -2,6 +2,8 @@

 PERL_SCRIPT="claws-mail-kdeservicemenu.pl"

 DESKTOP="claws-mail-attach-files.desktop"

+KDESU=kdesu

+KDIALOG=kdialog

 function check_environ {

 echo "Checking for kde4-config..."

@@ -21,7 +23,7 @@ else

   else

     echo "kde-config not found..."

     echo "asking user to find kde4-config or kde-config..."

-    KDECONFIG=$(kdialog --title "Locate kde-config or kde4-config" --getopenfilename / )

+    KDECONFIG=$("$KDIALOG" --title "Locate kde-config or kde4-config" --getopenfilename / )

     test -z $KDECONFIG && exit 1

     if [[ $KDECONFIG == *4-config ]]; then

       SERVICEMENU_DIR="share/kde4/services/ServiceMenus"

@@ -42,7 +44,7 @@ echo "Installing $PREFIX/$SERVICEMENU_DIR/$DESKTOP"

 mv -f $DESKTOP $PREFIX/$SERVICEMENU_DIR/$DESKTOP

 if [[ $? -ne 0 ]]

 then

-  kdialog --error "Could not complete installation."

+  "$KDIALOG" --error "Could not complete installation."

   exit

 fi

 echo "Installing $PREFIX/bin/$PERL_SCRIPT"

@@ -51,7 +53,7 @@ echo "Setting permissions ..."

 chmod 0644 $PREFIX/$SERVICEMENU_DIR/$DESKTOP

 chmod 0755 $PREFIX/bin/$PERL_SCRIPT

 echo "Finished installation."

-kdialog --msgbox "Finished installation."

+"$KDIALOG" --msgbox "Finished installation."

 }

 function uninstall_all {

@@ -59,13 +61,13 @@ echo "Removing $PREFIX/$SERVICEMENU_DIR/$DESKTOP"

 rm $PREFIX/$SERVICEMENU_DIR/$DESKTOP

 if [[ $? -ne 0 ]]

 then

-  kdialog --error "Could not complete uninstall."

+  "$KDIALOG" --error "Could not complete uninstall."

   exit

 fi

 echo "Removing $PREFIX/bin/$PERL_SCRIPT"

 rm $PREFIX/bin/$PERL_SCRIPT

 echo "Finished uninstall."

-kdialog --msgbox "Finished uninstall."

+"$KDIALOG" --msgbox "Finished uninstall."

 }

 function show_help {

@@ -80,7 +82,7 @@ function show_help {

 }

 if [ -z $1 ]

-    then option="--$(kdialog --menu "Please select installation type" \

+    then option="--$("$KDIALOG" --menu "Please select installation type" \

 				local "install for you only" \

 				global "install for all users" \

 				uninstall-local "uninstall for you only" \

@@ -94,7 +96,7 @@ case $option in

     PREFIX=$($KDECONFIG --prefix)

     echo "Installing in $PREFIX/$SERVICEMENU_DIR ..."

     if [ "$(id -u)" != "0" ]; then

-	exec kdesu "$0 --global"

+	exec "$KDESU" "$0 --global"

     fi

     install_all

     ;;

@@ -115,7 +117,7 @@ case $option in

     PREFIX=$($KDECONFIG --prefix)

     echo "Uninstalling from $PREFIX/$SERVICEMENU_DIR ..."

     if [ "$(id -u)" != "0" ]; then

-	exec kdesu "$0 --uninstall-global"

+	exec "$KDESU" "$0 --uninstall-global"

     fi

     uninstall_all

     ;;

diff --git a/tools/mairix.sh b/tools/mairix.sh

index b44fd3595..ce743c08f 100755

--- a/tools/mairix.sh

+++ b/tools/mairix.sh

@@ -21,6 +21,8 @@

 # if any param is passed, $1 must be the mairixrc file to use

 # if no param is passed, ~/.mairixrc is assumed

+MAIRIX=mairix

+

 read TEXT

 test -z "$TEXT" && \

 	exit 0

@@ -33,6 +35,12 @@ else

 	RCFILE=~/.mairixrc

 fi

-mairix -f "$RCFILE" --purge && \

-	mairix -f "$RCFILE" "$@" $TEXT

+

+which "$MAIRIX" > /dev/null 2>&1 ||

+{

+	echo "Please install '$MAIRIX' to use this script." >&2

+	exit 1

+};

+$MAIRIX -f "$RCFILE" --purge && \

+	$MAIRIX -f "$RCFILE" "$@" $TEXT

 exit $?

diff --git a/tools/make.themes.project b/tools/make.themes.project

index 038bad760..68a3955d2 100644

--- a/tools/make.themes.project

+++ b/tools/make.themes.project

@@ -21,6 +21,12 @@

 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 # 

+WGET=wget

+if ! type "$WGET" > /dev/null 2>&1; then

+       echo "Please install 'wget' to use this script." >&2

+       exit 1

+fi

+

 test x$1 = x && echo "Error: version number not given" && exit 1;

 VERS=$1

@@ -35,7 +41,7 @@ WLOG=themes.wget.log

 function getListFromPage()

 {

   test -f ${PAGE} && rm -f ${PAGE};

-  wget -q -a ${WLOG} ${SITE}/${PAGE}

+  $WGET -q -a ${WLOG} ${SITE}/${PAGE}

   test ! -f ${PAGE} && echo "Error: couldn't get ${PAGE}." && exit 1;

   grep 'download.php?file=' ${PAGE} \

@@ -58,7 +64,7 @@ function downloadThemes()

      test $tarf = "png" \

          && tarf=`echo $theme | cut -f3 -d/ `;

      echo -n "Downloading... ";

-     wget -q -a ${WLOG} -O ${DDIR}/$tarf ${SITE}/$theme

+     $WGET -q -a ${WLOG} -O ${DDIR}/$tarf ${SITE}/$theme

      test ! -f ${DDIR}/$tarf && echo "Error: couldn't get $tarf" && exit 1;

      pushd ${DDIR} > /dev/null

      tarops="";

diff --git a/tools/tb2claws-mail b/tools/tb2claws-mail

index 70300610a..d2971ba71 100755

--- a/tools/tb2claws-mail

+++ b/tools/tb2claws-mail

@@ -53,7 +53,7 @@ closedir(CLAWS);

 # get all existing addressbook filenames

 foreach $cached (@cached) {

     if ($cached =~ m/^addrbook/ && $cached =~ m/[0-9].xml$/) {

-	push(addr, "$cached");

+	push(@addr, "$cached");

     }

 }

 # sort filenames, get last and set newest filename

diff --git a/tools/textviewer.pl b/tools/textviewer.pl

index e9f04ae05..8945e84bb 100755

--- a/tools/textviewer.pl

+++ b/tools/textviewer.pl

@@ -96,6 +96,8 @@ my %fh = (

 	bz2	=> [ "bzip2 -d < %f | strings" ],

+	gz	=> [ "zcat %f | strings" ],

+

 	zip	=> [ "unzip -l %f"	], # ZIP

 	test	=> [ \&test		], # Internal

diff --git a/tools/textviewer.sh b/tools/textviewer.sh

index 38c889431..4fa6ce06c 100755

--- a/tools/textviewer.sh

+++ b/tools/textviewer.sh

@@ -87,6 +87,14 @@

 #

 ###############################################################################

+ANTIWORD=antiword

+PDFTOTEXT=pdftotext

+OOO2TXT=ooo2txt

+XLHTML=xlhtml

+HTML2TEXT=html2text

+PPTHTML=ppthtml

+UNRTF=unrtf

+

 if [ $# -eq 0 ]

 then

   	echo "No filename supplied." >&2 

@@ -172,72 +180,72 @@ case $TYPE in

 	ZIP)	echo -e "Zip file contents:\n"		;

 		unzip -l "$1"				;;

-	RTF)	which unrtf > /dev/null  2>&1 || 

+	RTF)	which "$UNRTF" > /dev/null  2>&1 || 

 		{

 			echo "Program 'unrtf' for displaying RTF files not found" >&2

 			exit 1

 		};

 		echo -e "Displaying \"$1\" using \"unrtf\":\n";

-		unrtf -t text "$1" 2>/dev/null | egrep  -v '^### ' | fold -s -w 72  ;;

+		"$UNRTF" -t text "$1" 2>/dev/null | grep -E -v '^### ' | fold -s -w 72  ;;

-	TEXT)	cat "$1"				;;

+	TEXT)	cat "$1" | sed -r "s/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g";;

-	MSWORD) which antiword  > /dev/null  2>&1 || 

+	MSWORD) which "$ANTIWORD"  > /dev/null  2>&1 || 

 		{

 			echo "Program 'antiword' for displaying MS Word files not found" >&2

 			exit 1 

 		};

 		echo -e "Displaying \"$1\" using \"antiword\":\n";

-		antiword -w 72 "$1" 				;;

+		"$ANTIWORD" -w 72 "$1" 				;;

-	POWERPOINT) which ppthtml > /dev/null 2>&1 ||

+	POWERPOINT) which "$PPTHTML" > /dev/null 2>&1 ||

 		{ 

 			echo "Program 'ppthtml' for displaying Powerpoint files not found" >&2

 			exit 1

 		};

-		which html2text > /dev/null 2>&1 ||                           

+		which "$HTML2TEXT" > /dev/null 2>&1 ||                           

                 {                                                               

                         echo "Program 'html2text' for displaying Powerpoint files not found" >&2

                         exit 1                                                  

                 };   

 		echo -e "Displaying \"$1\" using \"ppthtml\" and \"html2text\":\n";

-		ppthtml "$1" | html2text			;;

+		"$PPTHTML" "$1" | "$HTML2TEXT"			;;

-        EXCEL) which xlhtml > /dev/null 2>&1 ||

+        EXCEL) which "$XLHTML" > /dev/null 2>&1 ||

                 {

                         echo "Program 'xlhtml' for displaying Excel files not found" >&2

                         exit 1

                 };

-                which html2text > /dev/null 2>&1 || 

+                which "$HTML2TEXT" > /dev/null 2>&1 || 

                 {

                         echo "Program 'html2text' for displaying Excel files not found" >&2

                         exit 1

                 };

                 echo -e "Displaying \"$1\" using \"xlhtml\" and \"html2text\":\n";

-                xlhtml "$1" | html2text                        ;;

+                "$XLHTML" "$1" | "$HTML2TEXT"                        ;;

-	OOWRITER) which ooo2txt > /dev/null 2>&1 ||

+	OOWRITER) which "$OOO2TXT" > /dev/null 2>&1 ||

 		{

 			echo "Program 'ooo2txt' for converting OpenOffice Writer files not files not found" >&2

 			exit 1

 		};

 		echo -e "Displaying \"$1\" using \"ooo2txt\":\n";

-		ooo2txt "$1"					;;

+		"$OOO2TXT" "$1"					;;

-	PDF) which pdftotext > /dev/null 2>&1 ||

+	PDF) which "$PDFTOTEXT" > /dev/null 2>&1 ||

 		{

 			echo "Program 'pdftotext' for converting Adobe Portable Document Format to text not found" >&2

 			exit 1

 		};

 		echo -e "Displaying \"$1\" using \"pdftotext\":\n";

-		pdftotext "$1"	-				;;

+		"$PDFTOTEXT" "$1"	-				;;

-	HTML) which html2text > /dev/null 2>&1 ||

+	HTML) which "$HTML2TEXT" > /dev/null 2>&1 ||

 		{

 			echo "Program 'html2text' for converting HTML files not found" >&2

 			exit 1

 		};

-		html2text -nobs "$1" ;;

+		"$HTML2TEXT" -nobs "$1" ;;

 	*)	echo "Unsupported file type \"$FILETYPE\", cannot display.";;

 esac

diff --git a/tools/uudec b/tools/uudec

index 9b106bb21..664f4057f 100755

--- a/tools/uudec

+++ b/tools/uudec

@@ -1,2 +1,15 @@

 #!/bin/sh

-uudecode -o - "$1" | display -

+UUDECODE=uudecode

+DISPLAY_CMD=display

+

+if ! type "$UUDECODE" > /dev/null 2>&1; then

+	echo "Please install 'uudecode' to use this script." >&2

+	exit 1

+fi

+

+if ! type "$DISPLAY_CMD" > /dev/null 2>&1; then

+	echo "Please install 'display' to use this script." >&2

+	exit 1

+fi

+

+$UUDECODE -o - "$1" | $DISPLAY_CMD -

diff --git a/tools/uuooffice b/tools/uuooffice

index 6a5dc060c..e0b5517de 100755

--- a/tools/uuooffice

+++ b/tools/uuooffice

@@ -18,8 +18,14 @@

 #

 # uuooffice		helper script to open documents attached to emails with OpenOffice

+OOFFICE=ooffice

+UUDECODE=uudecode

 FILENAME=$(grep -Em 1 "^begin [0-7][0-7][0-7] ." "$1" | cut -d ' ' -f 3-)

 TMPFILE=/tmp/${0##*/}_$FILENAME

-uudecode -o - "$1" > "$TMPFILE"

-ooffice "$TMPFILE"

+which "$UUDECODE" > /dev/null 2>&1 &&

+	$UUDECODE -o - "$1" > "$TMPFILE" ||

+	echo "Please install 'uudecode' to use this script." >&2

+[ -e "$TMPFILE" ] && which "$OOFFICE" > /dev/null 2>&1 &&

+	$OOFFICE "$TMPFILE" ||

+	echo "Please install 'ooffice' to use this script." >&2

 rm -f "$TMPFILE"