Merge "Add --exact flag to pid tool; new qpid tool."

envsetup.sh

@@ -774,15 +774,50 @@ function cproj()
     echo "can't find Android.mk"
 }
 
+# simplified version of ps; output in the form
+# <pid> <procname>
+function qpid() {
+    local prepend=''
+    local append=''
+    if [ "$1" = "--exact" ]; then
+        prepend=' '
+        append='$'
+        shift
+    elif [ "$1" = "--help" -o "$1" = "-h" ]; then
+		echo "usage: qpid [[--exact] <process name|pid>"
+		return 255
+	fi
+
+    local EXE="$1"
+    if [ "$EXE" ] ; then
+		qpid | grep "$prepend$EXE$append"
+	else
+		adb shell ps \
+			| tr -d '\r' \
+			| sed -e 1d -e 's/^[^ ]* *\([0-9]*\).* \([^ ]*\)$/\1 \2/'
+	fi
+}
+
 function pid()
 {
-   local EXE="$1"
-   if [ "$EXE" ] ; then
-       local PID=`adb shell ps | fgrep $1 | sed -e 's/[^ ]* *\([0-9]*\).*/\1/'`
-       echo "$PID"
-   else
-       echo "usage: pid name"
-   fi
+    local prepend=''
+    local append=''
+    if [ "$1" = "--exact" ]; then
+        prepend=' '
+        append='$'
+        shift
+    fi
+    local EXE="$1"
+    if [ "$EXE" ] ; then
+        local PID=`adb shell ps \
+            | tr -d '\r' \
+            | grep "$prepend$EXE$append" \
+            | sed -e 's/^[^ ]* *\([0-9]*\).*$/\1/'`
+        echo "$PID"
+    else
+        echo "usage: pid [--exact] <process name>"
+		return 255
+    fi
 }
 
 # systemstack - dump the current stack trace of all threads in the system process