Strip binaries in snap

snap/snapcraft.yaml

@@ -104,6 +104,7 @@ parts:
     parse-info: [usr/share/metainfo/org.telegram.desktop.metainfo.xml]
     build-environment:
       - LD_LIBRARY_PATH: $CRAFT_STAGE/usr/lib/$CRAFT_ARCH_TRIPLET${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}
+      - LDFLAGS: -s
     build-packages:
       - clang
       - python3
@@ -255,6 +256,7 @@ parts:
     meson-parameters:
       - --buildtype=release
       - --prefix=/usr
+      - --strip
       - -Dbuild-documentation=false
       - -Dbuild-examples=false
       - -Dsigc++-3.0:build-documentation=false
@@ -270,6 +272,8 @@ parts:
     source-depth: 1
     source-tag: v0.7.0
     plugin: cmake
+    build-environment:
+      - LDFLAGS: -s
     cmake-generator: Ninja
     cmake-parameters:
       - -DCMAKE_BUILD_TYPE=Release
@@ -303,6 +307,8 @@ parts:
     source-depth: 1
     source-tag: v4.0.3
     plugin: cmake
+    build-environment:
+      - LDFLAGS: -s
     cmake-generator: Ninja
     cmake-parameters:
       - -DCMAKE_BUILD_TYPE=Release
@@ -322,6 +328,8 @@ parts:
     source-depth: 1
     source-tag: 1.22.2
     plugin: cmake
+    build-environment:
+      - LDFLAGS: -s
     build-packages:
       - libasound2-dev
       - libdbus-1-dev
@@ -350,6 +358,8 @@ parts:
     source-depth: 1
     source-branch: OpenSSL_1_1_1-stable
     plugin: make
+    build-environment:
+      - LDFLAGS: -s
     override-build: |
       ./config \
         shared \
@@ -371,6 +381,8 @@ parts:
     source-depth: 1
     source-tag: v21.9
     plugin: cmake
+    build-environment:
+      - LDFLAGS: -s
     build-packages:
       - zlib1g-dev
     stage-packages:
@@ -390,6 +402,8 @@ parts:
 
   qt:
     plugin: nil
+    build-environment:
+      - LDFLAGS: -s
     build-packages:
       - libdbus-1-dev
       - libegl-dev
@@ -521,6 +535,8 @@ parts:
     source-depth: 1
     source-commit: 7f449bf8bd3b933891d12c30112268c4090e4d59
     plugin: autotools
+    build-environment:
+      - CFLAGS: -O2 -s
     autotools-configure-parameters:
       - --prefix=/usr
       - --libdir=\${exec_prefix}/lib/$CRAFT_ARCH_TRIPLET
@@ -539,6 +555,8 @@ parts:
     source-depth: 1
     source-commit: 5098730b9eb6173f0b52068fe2555b7c1015123a
     plugin: cmake
+    build-environment:
+      - LDFLAGS: -s
     build-packages:
       - yasm
       - libdrm-dev