jgit.sh: Implement pager support
If the command is either `diff` or `log`, there is often a lot of lines of output. Run these commands through $GIT_PAGER, $PAGER, or `less` in order to make it easier to browse the output on a terminal. Change-Id: I18b87ea4acf404b94788f2ac2101812bd13e6a0f Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
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@ -41,6 +41,20 @@
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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cmd=
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for a in "$@"
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do
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case "$a" in
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-*) continue ;;
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*) cmd=$a; break; ;;
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esac
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done
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use_pager=
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case "$cmd" in
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diff) use_pager=1 ;;
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log) use_pager=1 ;;
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esac
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this_script=`which "$0" 2>/dev/null`
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[ $? -gt 0 -a -f "$0" ] && this_script="$0"
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@ -58,7 +72,7 @@ CYGWIN*)
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cp=`cygpath --windows --mixed --path "$cp"`
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;;
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Darwin)
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if test -e /System/Library/Frameworks/JavaVM.framework
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if [ -e /System/Library/Frameworks/JavaVM.framework ]
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then
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java_args='
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-Dcom.apple.mrj.application.apple.menu.about.name=JGit
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@ -74,10 +88,25 @@ CLASSPATH="$cp"
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export CLASSPATH
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java=java
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if test -n "$JAVA_HOME"
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if [ -n "$JAVA_HOME" ]
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then
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java="$JAVA_HOME/bin/java"
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fi
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if [ -n "$use_pager" ]
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then
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use_pager=${GIT_PAGER:-${PAGER:-less}}
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[ cat = "$use_pager" ] && use_pager=
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fi
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if [ -n "$use_pager" ]
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then
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LESS=${LESS:-FSRX}
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export LESS
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"$java" $java_args org.eclipse.jgit.pgm.Main "$@" | $use_pager
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exit
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else
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exec "$java" $java_args org.eclipse.jgit.pgm.Main "$@"
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exit 1
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fi
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