- (lesspipe) better handling of exit status
fixing regression of #186931 - turns over the lesspipe exit behavior
This commit is contained in:
Jozef Mlich
parent
e15ca03bd8
commit
632b88cf21
12
less-458-return-non-zero.patch
Normal file
12
less-458-return-non-zero.patch
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@ -0,0 +1,12 @@
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diff -up ./filename.c.return-non-zero ./filename.c
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--- ./filename.c.return-non-zero 2013-04-04 18:55:05.000000000 +0200
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+++ ./filename.c 2014-06-19 13:10:50.692171380 +0200
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@@ -915,7 +915,7 @@ open_altfile(filename, pf, pfd)
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* If only one pipe char, just assume no alt file.
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*/
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int status = pclose(fd);
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- if (returnfd > 1 && status == 0) {
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+ if (returnfd > 1 && status != 0) {
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*pfd = NULL;
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*pf = -1;
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return (save(FAKE_EMPTYFILE));
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@ -1,7 +1,7 @@
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Summary: A text file browser similar to more, but better
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Name: less
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Version: 458
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Release: 9%{?dist}
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Release: 10%{?dist}
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License: GPLv3+
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Group: Applications/Text
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Source: http://www.greenwoodsoftware.com/less/%{name}-%{version}.tar.gz
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@ -19,6 +19,7 @@ Patch9: less-458-less-filters-man.patch
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Patch10: less-458-lesskey-usage.patch
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Patch11: less-458-old-bot-in-help.patch
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Patch12: less-458-outdated-unicode-data.patch
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Patch13: less-458-return-non-zero.patch
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URL: http://www.greenwoodsoftware.com/less/
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Requires: groff-base
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BuildRequires: ncurses-devel
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@ -47,6 +48,7 @@ files, and you'll use it frequently.
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%patch10 -p1 -b .lesskey-usage
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%patch11 -p1 -b .old-bot
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%patch12 -p1 -b .outdated-unicode-data
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%patch13 -p1 -b .return-non-zero
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autoreconf
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chmod -R a+w *
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@ -76,6 +78,10 @@ ls -la $RPM_BUILD_ROOT/etc/profile.d
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rm -rf $RPM_BUILD_ROOT
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%changelog
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* Thu Jun 19 2014 Jozef Mlich <jmlich@redhat.com> - 458-10
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- (lesspipe) better handling of exit status
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fixing regression of #186931 - turns over the lesspipe exit behavior
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* Sat Jun 07 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 458-9
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- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
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57
lesspipe.sh
57
lesspipe.sh
@ -11,13 +11,25 @@
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# after the first one in the LESSOPEN environment variable:
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# export LESSOPEN="||/usr/bin/lesspipe.sh %s"
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# This function turns over return values.
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# 0 becomes 1 and anything else becomes 0
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# This behavior is forced because backward compatiblity
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# Bug #186931 - less breaks with tcsh's printexitvalue=1
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function handle_exit_status() {
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if [ $1 -eq 0 ]; then
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exit 1
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fi
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exit 0
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}
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if [ ! -e "$1" ] ; then
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exit 1
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handle_exit_status 1 $1 # passing exit status and name of not existing file
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fi
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if [ -d "$1" ] ; then
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ls -alF -- "$1"
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exit $?
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handle_exit_status $?
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fi
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exec 2>/dev/null
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@ -26,7 +38,7 @@ exec 2>/dev/null
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if [ -x ~/.lessfilter ]; then
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~/.lessfilter "$1"
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if [ $? -eq 0 ]; then
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exit 0
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handle_exit_status 0
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fi
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fi
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@ -39,35 +51,35 @@ case "$1" in
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esac
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if [ -n "$DECOMPRESSOR" ] && $DECOMPRESSOR -- "$1" | file - | grep -q troff; then
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$DECOMPRESSOR -- "$1" | groff -Tascii -mandoc -
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exit $?
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handle_exit_status $?
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fi ;;&
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*.[1-9n]|*.[1-9]x|*.man)
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if file "$1" | grep -q troff; then
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groff -Tascii -mandoc "$1" | cat -s
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exit $?
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handle_exit_status $?
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fi ;;&
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*.tar) tar tvvf "$1" ;;
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*.tgz|*.tar.gz|*.tar.[zZ]) tar tzvvf "$1" ;;
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*.tar.xz) tar Jtvvf "$1" ;;
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*.xz|*.lzma) xz -dc -- "$1" ;;
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*.tar.bz2|*.tbz2) bzip2 -dc -- "$1" | tar tvvf - ;;
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*.[zZ]|*.gz) gzip -dc -- "$1" ;;
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*.bz2) bzip2 -dc -- "$1" ;;
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*.zip|*.jar|*.nbm) zipinfo -- "$1" ;;
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*.rpm) rpm -qpivl --changelog -- "$1" ;;
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*.cpi|*.cpio) cpio -itv < "$1" ;;
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*.gpg) gpg -d "$1" ;;
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*.tar) tar tvvf "$1"; handle_exit_status $? ;;
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*.tgz|*.tar.gz|*.tar.[zZ]) tar tzvvf "$1"; handle_exit_status $? ;;
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*.tar.xz) tar Jtvvf "$1"; handle_exit_status $? ;;
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*.xz|*.lzma) xz -dc -- "$1"; handle_exit_status $? ;;
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*.tar.bz2|*.tbz2) bzip2 -dc -- "$1" | tar tvvf -; handle_exit_status $? ;;
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*.[zZ]|*.gz) gzip -dc -- "$1"; handle_exit_status $? ;;
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*.bz2) bzip2 -dc -- "$1"; handle_exit_status $? ;;
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*.zip|*.jar|*.nbm) zipinfo -- "$1"; handle_exit_status $? ;;
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*.rpm) rpm -qpivl --changelog -- "$1"; handle_exit_status $? ;;
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*.cpi|*.cpio) cpio -itv < "$1"; handle_exit_status $? ;;
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*.gpg) gpg -d "$1"; handle_exit_status $? ;;
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*.gif|*.jpeg|*.jpg|*.pcd|*.png|*.tga|*.tiff|*.tif)
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if [ -x /usr/bin/identify ]; then
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identify "$1"
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exit $?
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handle_exit_status $?
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elif [ -x /usr/bin/gm ]; then
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gm identify "$1"
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exit $?
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handle_exit_status $?
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else
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echo "No identify available"
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echo "Install ImageMagick or GraphicsMagick to browse images"
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exit 1
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handle_exit_status 1
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fi ;;
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*)
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if [ -x /usr/bin/file ] && [ -x /usr/bin/iconv ] && [ -x /usr/bin/cut ]; then
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@ -79,12 +91,9 @@ case "$1" in
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env=`echo $LANG | cut -d. -f2`
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if [ -n "$env" -a "$conv" != "$env" ]; then
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iconv -f $conv -t $env "$1"
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exit $?
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handle_exit_status $?
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fi
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fi
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fi
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cat "$1"
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exit $?
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handle_exit_status 1
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esac
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