add sqlite3 targets

.github/workflows/linux.yml

@@ -163,7 +163,7 @@ jobs:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
       - name: Configure
         run: |
-          cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr -DBUILD_SHARED_LIBS=OFF .
+          cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr -DBUILD_SHARED_LIBS=OFF -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_SQLITE3_TARGETS=OFF .
       - name: Build
         run: |
           make all
@@ -277,7 +277,7 @@ jobs:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
       - name: Configure
         run: |
-          cmake -DCOVERAGE=ON -DCMAKE_BUILD_TYPE=Debug -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_NETWORK_TARGETS=OFF -DENABLE_SOCKET_TARGETS=OFF -DENABLE_WINDOWS_EVENT_LOG_TARGETS=OFF -DENABLE_THREAD_SAFETY=OFF .
+          cmake -DCOVERAGE=ON -DCMAKE_BUILD_TYPE=Debug -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_NETWORK_TARGETS=OFF -DENABLE_SOCKET_TARGETS=OFF -DENABLE_SQLITE3_TARGETS=OFF -DENABLE_WINDOWS_EVENT_LOG_TARGETS=OFF -DENABLE_THREAD_SAFETY=OFF .
       - name: Build
         run: |
           make all
@@ -303,7 +303,7 @@ jobs:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
       - name: Configure
         run: |
-          cmake -DCMAKE_BUILD_TYPE=Release -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_NETWORK_TARGETS=OFF -DENABLE_SOCKET_TARGETS=OFF -DENABLE_WINDOWS_EVENT_LOG_TARGETS=OFF -DENABLE_THREAD_SAFETY=OFF .
+          cmake -DCMAKE_BUILD_TYPE=Release -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_NETWORK_TARGETS=OFF -DENABLE_SOCKET_TARGETS=OFF -DENABLE_SQLITE3_TARGETS=OFF -DENABLE_WINDOWS_EVENT_LOG_TARGETS=OFF -DENABLE_THREAD_SAFETY=OFF .
       - name: Build
         run: |
           make all

.github/workflows/mac.yml

@@ -152,7 +152,7 @@ jobs:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
       - name: Configure
         run: |
-          cmake -DCOVERAGE=ON -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_NETWORK_TARGETS=OFF -DENABLE_SOCKET_TARGETS=OFF -DENABLE_WINDOWS_EVENT_LOG_TARGETS=OFF -DENABLE_THREAD_SAFETY=OFF .
+          cmake -DCOVERAGE=ON -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_NETWORK_TARGETS=OFF -DENABLE_SOCKET_TARGETS=OFF -DENABLE_SQLITE3_TARGETS=OFF -DENABLE_WINDOWS_EVENT_LOG_TARGETS=OFF -DENABLE_THREAD_SAFETY=OFF .
       - name: Build
         run: |
           make all

.github/workflows/windows.yml

@@ -87,14 +87,36 @@ jobs:
       - name: Run Examples
         run: |
           cmake --build . --config Release --target examples-single-file
+  windows-sqlite3:
+    name: "windows, release, sqlite3 source"
+    runs-on: "windows-2019"
+    steps:
+      - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
+      - name: Download SQLite3 Amalgamation
+        run: |
+          Invoke-WebRequest -Uri https://sqlite.org/2023/sqlite-amalgamation-3440200.zip -OutFile sqlite.zip
+          Expand-Archive -Path sqlite.zip
+        shell: pwsh
+      - name: Configure
+        run: |
+          cmake -G "Visual Studio 16 2019" -DCMAKE_BUILD_TYPE=Release -DSQLITE3_SRC_PATH=D:\a\stumpless\stumpless\sqlite\sqlite-amalgamation-3440200\sqlite3.c -DSQLITE3_INCLUDE_PATH=D:\a\stumpless\stumpless\sqlite\sqlite-amalgamation-3440200\sqlite3.h .
+      - name: Build
+        run: |
+          cmake --build . --config Release
+      - name: Test
+        run: |
+          cmake --build . --config Release --target check
+      - name: Thread Safety Tests
+        run: |
+          cmake --build . --config Release --target check-thread-safety
   windows-all-disabled:
     name: "windows, all features disabled"
     runs-on: "windows-2019"
     steps:
       - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
       - name: Configure
         run: |
-          cmake -G "Visual Studio 16 2019" -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_NETWORK_TARGETS=OFF -DENABLE_SOCKET_TARGETS=OFF -DCMAKE_BUILD_TYPE=Release -DENABLE_THREAD_SAFETY=OFF .
+          cmake -G "Visual Studio 16 2019" -DENABLE_JOURNALD_TARGETS=OFF -DENABLE_NETWORK_TARGETS=OFF -DENABLE_SOCKET_TARGETS=OFF -DENABLE_SQLITE3_TARGETS=OFF -DCMAKE_BUILD_TYPE=Release -DENABLE_THREAD_SAFETY=OFF .
       - name: Build
         run: |
           cmake --build . --config Release

CMakeLists.txt

@@ -24,6 +24,7 @@ option(ENABLE_THREAD_SAFETY "support thread-safe functionality" ON)
 option(ENABLE_JOURNALD_TARGETS "support systemd journald service targets" ON)
 option(ENABLE_NETWORK_TARGETS "support network targets" ON)
 option(ENABLE_SOCKET_TARGETS "support unix domain socket targets" ON)
+option(ENABLE_SQLITE3_TARGETS "support sqlite3 targets" ON)
 option(ENABLE_WINDOWS_EVENT_LOG_TARGETS "support windows event log targets" ON)
 
 option(INSTALL_EXAMPLES "install examples" ON)
@@ -55,6 +56,32 @@ set(FALLBACK_PAGESIZE 4096
   CACHE STRING "the memory page size to use if it cannot be detected at runtime"
 )
 
+string(CONCAT sqlite3_src_path_help_string
+  "The path to a SQLite3 source file, referred to as an 'amalgamation' in "
+  "SQLite documentation. If this variable is set, it is used to link SQLite3 "
+  "statically with Stumpless, instead of the default dynamic linking."
+)
+set(SQLITE3_SRC_PATH ""
+  CACHE FILEPATH ${sqlite3_src_path_help_string}
+)
+
+string(CONCAT sqlite3_include_path_help_string
+  "The path to the sqlite3.h header matching the source file provided in "
+  "SQLITE3_SRC_PATH. If the header is already in the include directores, this "
+  "does not need to be specified."
+)
+set(SQLITE3_INCLUDE_PATH ""
+  CACHE FILEPATH ${sqlite3_include_path_help_string}
+)
+
+set(SQLITE3_DEFAULT_TABLE_NAME "logs"
+  CACHE STRING "the name of the table used by default for SQLite3 targets"
+)
+
+set(SQLITE3_RETRY_MAX 3
+  CACHE STRING "the maximum number of retries on SQLite3 operations"
+)
+
 string(CONCAT benchmark_path_help_string
   "A directory with a build of google benchmark that can be used instead of "
   "downloading and building the library during build. "
@@ -120,8 +147,16 @@ include(tools/cmake/test.cmake)
 
 
 # building configuration
+if(EXISTS ${SQLITE3_INCLUDE_PATH})
+  file(COPY
+    "${SQLITE3_INCLUDE_PATH}"
+    DESTINATION "${PROJECT_BINARY_DIR}/include"
+  )
+endif()
+
 check_include_files(pthread.h HAVE_PTHREAD_H)
 check_include_files(stdatomic.h HAVE_STDATOMIC_H)
+check_include_files("sqlite3.h" HAVE_SQLITE3_H)
 check_include_files(sys/socket.h HAVE_SYS_SOCKET_H)
 check_include_files(syslog.h STUMPLESS_SYSLOG_H_COMPATIBLE)
 check_include_files(systemd/sd-journal.h HAVE_SYSTEMD_SD_JOURNAL_H)
@@ -458,6 +493,45 @@ else()
 endif()
 
 
+# sqlite3 target support
+if(NOT ENABLE_SQLITE3_TARGETS)
+  set(STUMPLESS_SQLITE3_TARGETS_SUPPORTED FALSE)
+elseif(SQLITE3_SRC_PATH)
+  if(NOT EXISTS "${SQLITE3_SRC_PATH}")
+    message("the specified sqlite3 source file does not exist")
+    set(STUMPLESS_SQLITE3_TARGETS_SUPPORTED FALSE)
+  else()
+    list(APPEND STUMPLESS_SOURCES "${SQLITE3_SRC_PATH}")
+    set(STUMPLESS_SQLITE3_TARGETS_SUPPORTED TRUE)
+  endif()
+elseif(NOT HAVE_SQLITE3_H)
+  message("sqlite3 targets are not supported without sqlite3.h")
+  set(STUMPLESS_SQLITE3_TARGETS_SUPPORTED FALSE)
+else()
+  find_library(LIBSQLITE3_FOUND sqlite3)
+  if(LIBSQLITE3_FOUND)
+    set(STUMPLESS_SQLITE3_TARGETS_SUPPORTED TRUE)
+  else()
+    message("sqlite3 targets are not supported without libsqlite3")
+    set(STUMPLESS_SQLITE3_TARGETS_SUPPORTED FALSE)
+  endif()
+endif()
+
+if(STUMPLESS_SQLITE3_TARGETS_SUPPORTED)
+  include(tools/cmake/sqlite3.cmake)
+else()
+  list(APPEND
+    STUMPLESS_SOURCES "${PROJECT_SOURCE_DIR}/src/config/sqlite3_unsupported.c"
+  )
+
+  add_function_test(sqlite3_unsupported
+    SOURCES
+      ${PROJECT_SOURCE_DIR}/test/function/config/sqlite3_unsupported.cpp
+      $<TARGET_OBJECTS:test_helper_fixture>
+  )
+endif()
+
+
 # windows event log target support
 if(NOT ENABLE_WINDOWS_EVENT_LOG_TARGETS)
   set(STUMPLESS_WINDOWS_EVENT_LOG_TARGETS_SUPPORTED FALSE)
@@ -546,17 +620,15 @@ endif()
 add_library(stumpless ${STUMPLESS_SOURCES})
 set_target_properties(stumpless PROPERTIES VERSION ${PROJECT_VERSION})
 set_target_properties(stumpless PROPERTIES PUBLIC_HEADER include/stumpless.h)
+
+target_link_libraries(stumpless PRIVATE ${STUMPLESS_LINK_LIBRARIES})
+
 if(MINGW)
   target_compile_options(stumpless PRIVATE -D__USE_MINGW_ANSI_STDIO)
   set_target_properties(stumpless PROPERTIES PREFIX "")
 endif()
 
-if(STUMPLESS_JOURNALD_TARGETS_SUPPORTED)
-  target_link_libraries(stumpless PRIVATE systemd)
-endif()
-
 if(STUMPLESS_WINDOWS_EVENT_LOG_TARGETS_SUPPORTED)
-  target_link_libraries(stumpless PRIVATE KtmW32)
   add_dependencies(stumpless default_events)
 endif()
 
@@ -584,7 +656,7 @@ endif(FUZZ)
 target_include_directories(stumpless
   PRIVATE
   ${PROJECT_SOURCE_DIR}/include
-  ${CMAKE_BINARY_DIR}/include
+  ${PROJECT_BINARY_DIR}/include
 )
 
 
@@ -676,6 +748,7 @@ install(FILES
   ${PROJECT_SOURCE_DIR}/include/stumpless/target/buffer.h
   ${PROJECT_SOURCE_DIR}/include/stumpless/target/file.h
   ${PROJECT_SOURCE_DIR}/include/stumpless/target/function.h
+  ${PROJECT_SOURCE_DIR}/include/stumpless/target/sqlite3.h
   ${PROJECT_SOURCE_DIR}/include/stumpless/target/stream.h
   DESTINATION "include/stumpless/target"
 )

ChangeLog.md

@@ -9,10 +9,11 @@ fixes, check out the
 [roadmap](https://github.com/goatshriek/stumpless/blob/master/docs/roadmap.md).
 
 
-## [2.2.0] - 2023-10-14
+## [2.2.0] - 2023-12-10
 ### Added 
  - @since format check enforcement in CI pipeline.
  - `single-file` target for rollup `.c` and `.h` files.
+ - SQLite3 logging targets.
 ### Fixed
  - Deadlock potential in `stumpless_set_entry_hostname` and
    `stumpless_set_entry_procid` when validation fails.

docs/dependencies.md

@@ -54,7 +54,6 @@ additional tools:
  * `ruby` for some of the development scripts. If you have bundler, you can use
    the Gemfile (run `bundle install` from the project root) to install all the
    gems you might need at once.
- * `indent` to format sources according to the project standard
 
 ## Simplified Wrapper Interface Generator (SWIG)
 The SWIG project is used to expose the functionality of Stumpless to languages