Added translations.

Author: dreibh

po/CMakeLists.txt

@@ -0,0 +1,118 @@
+# System-Tools
+# Copyright (C) 2013-2024 by Thomas Dreibholz
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Contact: [email protected]
+
+
+#############################################################################
+#### TRANSLATIONS                                                        ####
+#############################################################################
+
+SET(copyrightHolder   "Copyright (C) 2013-2024 by Thomas Dreibholz")
+SET(bugTrackerAddress "https://github.com/dreibh/system-tools/issues")
+
+FILE(GLOB sources "*.sources")
+
+# ====== Find all text domains ==============================================
+FOREACH(source IN LISTS sources)
+   # The .sources file lists the source files for each text domain:
+   GET_FILENAME_COMPONENT(potFile "${source}" NAME_WE)
+   SET(potFile "${CMAKE_CURRENT_BINARY_DIR}/${potFile}.pot")
+   GET_FILENAME_COMPONENT(textdomain "${source}" NAME_WE)
+
+
+   # ====== Create POT file (translation template) ==========================
+   FILE(READ "${source}" potInputFiles)
+   STRING(REGEX REPLACE "[ \n]" ";" potInputFiles "${potInputFiles}")
+   SET(LIST potInputFilesForDependency "")
+   SET(potInputFilesForGetText "")
+   FOREACH(file ${potInputFiles})
+      GET_FILENAME_COMPONENT(fileName ${file} NAME)
+      IF (${fileName} MATCHES "^[-][-]")
+         # Option -> Just add it for gettext
+         SET(potInputFilesForGetText "${potInputFilesForGetText} F=${fileName}")
+      ELSE()
+         # File -> Add absolute file name
+         SET(potInputFilesForGetText "${potInputFilesForGetText} ${PROJECT_SOURCE_DIR}/${file}")
+         LIST(APPEND potInputFilesForDependency ${potInputFilesAbsolute} "${PROJECT_SOURCE_DIR}/${file}")
+      ENDIF()
+   ENDFOREACH()
+
+   MESSAGE("Translation template: ${textdomain} (${potInputFiles} -> ${potFile})")
+   ADD_CUSTOM_COMMAND(OUTPUT "${potFile}"
+                      COMMAND "${XGETTEXT}"
+                         --from-code=utf-8
+                         --default-domain="${textdomain}"
+                         --package-name="${PROJECT_NAME}"
+                         --package-version="${BUILD_VERSION}"
+                         --copyright-holder="${copyrightHolder}"
+                         --msgid-bugs-address="${bugTrackerAddress}"
+                         -p "${CMAKE_CURRENT_SOURCE_DIR}"
+                         -o "${potFile}"
+                         ${potInputFiles}
+                       COMMAND sed -e "s/charset=CHARSET/charset=UTF-8/g" -i~ "${potFile}"
+                       WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
+                       DEPENDS ${potInputFilesForDependency} "${source}"
+                       VERBATIM)
+   SET(generate_PotFile "generate_pot_${textdomain}")
+   ADD_CUSTOM_TARGET(${generate_PotFile} ALL DEPENDS "${potFile}")
+
+
+   # ====== Process PO files (translations) =================================
+   FILE(GLOB_RECURSE poFiles "*/${textdomain}.po")
+   FOREACH(poFile IN LISTS poFiles)
+
+      # ====== Update PO file (translation) =================================
+      GET_FILENAME_COMPONENT(languageDirectory "${poFile}" DIRECTORY)
+      GET_FILENAME_COMPONENT(language "${languageDirectory}" NAME "${CMAKE_CURRENT_SOURCE_DIR}")
+      SET(poStampFile "${CMAKE_CURRENT_BINARY_DIR}/${language}/.${textdomain}.po.stamp")
+
+      MESSAGE("Translation update: ${textdomain}, ${language} (${potFile} -> ${poFile})")
+      # The .po file cannot be OUTPUT, since "make clean" would then delete it
+      # => Using a stamp file as placeholder to ensure the dependency.
+      ADD_CUSTOM_COMMAND(OUTPUT "${poStampFile}"
+                         COMMAND "${MSGMERGE}"
+                            --update "${poFile}" "${potFile}"
+                         COMMAND touch "${poStampFile}"
+                         WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
+                         DEPENDS ${generate_PotFile} "${potFile}")
+      SET(generate_PoFile "generate_po_${textdomain}_${language}")
+      ADD_CUSTOM_TARGET(${generate_PoFile} DEPENDS "${poStampFile}")
+
+
+      # ====== Compile PO file to MO file ===================================
+      FILE(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/${language}/LC_MESSAGES")
+      SET(moFile "${CMAKE_CURRENT_BINARY_DIR}/${language}/LC_MESSAGES/${textdomain}.mo")
+
+      MESSAGE("Compiling translation: ${textdomain}, ${language} (${poFile} -> ${moFile})")
+      ADD_CUSTOM_COMMAND(OUTPUT "${moFile}"
+                         COMMAND "${MSGFMT}"
+                            --statistics
+                            --check
+                            --output-file="${moFile}"
+                            ${poFile}
+                         WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
+                         DEPENDS ${generate_PoFile} "${poFile}")
+      SET(generate_MoFile "generate_mo_${textdomain}_${language}")
+      ADD_CUSTOM_TARGET(${generate_MoFile} ALL DEPENDS "${moFile}")
+
+
+      # ====== Install MO file ==============================================
+      INSTALL(FILES "${moFile}"
+              DESTINATION "${CMAKE_INSTALL_DATADIR}/locale/${language}/LC_MESSAGES")
+
+   ENDFOREACH()
+ENDFOREACH()