Collect licenses for the distribution

scripts/build/internals.sh

@@ -144,5 +144,7 @@ do_finish() {
         CT_DoForceRmdir "${CT_DEBUGROOT_DIR}/"{,usr/}{,share/}{man,info}
     fi
 
+    CT_InstallCopyingInformation
+
     CT_EndStep
 }

scripts/functions

@@ -2396,3 +2396,34 @@ else
     CT_Error "Not found: paths.sh"
 fi
 . "${paths_sh_location}"
+
+CT_InstallCopyingInformation()
+{
+    local pkgname
+    local pkgdir
+    local licfile
+    local dstdir
+
+    CT_DoLog EXTRA "Collect license information from: ${CT_SRC_DIR}"
+    CT_DoLog EXTRA "Put the license information to: ${CT_PREFIX_DIR}/share/licenses"
+
+    shopt -s nullglob
+
+    for pkgdir in ${CT_SRC_DIR}/*; do
+        pkgname=$(basename "${pkgdir}")
+        for licfile in ${pkgdir}/{COPYING*,LICENSE*}; do
+            dstdir="${CT_PREFIX_DIR}/share/licenses/${pkgname}"
+            mkdir -p "${dstdir}"
+            CT_DoExecLog ALL cp -av "${licfile}" "${dstdir}/"
+        done
+    done
+
+    # Also add crosstool's information
+    for licfile in ${CT_TOP_DIR}/{COPYING*,LICENSE*,licenses.d}; do
+        dstdir="${CT_PREFIX_DIR}/share/licenses/crosstool-ng"
+        mkdir -p "${dstdir}"
+        CT_DoExecLog ALL cp -av "${licfile}" "${dstdir}/"
+    done
+
+    shopt -u nullglob
+}