use dpkg status

.github/release-nest-v3

@@ -1 +1 @@
-1
+2

data/check-pkg.sh

@@ -0,0 +1,10 @@
+#! /usr/bin/bash
+export LANG=C
+
+package=$1
+if dpkg-query -W -f='${Status}' $package 2>/dev/null | grep -q "install ok installed"
+then
+    exit 0
+else
+    exit 1
+fi

data/modify-driver.sh

@@ -37,7 +37,7 @@ then
 	pkg="$1"
 fi
 
-if dpkg -s "$1"
+if /usr/lib/pika/drivers/check-pkg.sh "$1"
 then
 	if echo $pkg | grep -i mesa
 	then
@@ -94,7 +94,7 @@ then
 	pkg="$1"
 fi
 
-if dpkg -s "$1"
+if /usr/lib/pika/drivers/check-pkg.sh "$1"
 then
 	if echo $pkg | grep -i mesa
 	then

debian/changelog

@@ -1,4 +1,4 @@
-pika-drivers (1.0.0-101pika1) pika; urgency=medium
+pika-drivers (1.0.0-101pika2) pika; urgency=medium
 
   * Update for PikaOS 4
 

src/build_ui/mod.rs

@@ -326,8 +326,8 @@ fn get_drivers(
                 let driver_package_removeble = driver.removeble.to_owned();
 
                 gio::spawn_blocking(move || loop {
-                    let command_installed_status = Command::new("dpkg")
+                    let command_installed_status = Command::new("/usr/lib/pika/drivers/check-pkg.sh")
-                        .args(["-s", &driver_package_ind2])
+                        .arg(&driver_package_ind2)
                         .output()
                         .unwrap();
                     if command_installed_status.status.success() {