libdwarf@2.2.0

modules/libdwarf/2.2.0/MODULE.bazel

@@ -0,0 +1,12 @@
+module(
+    name = "libdwarf",
+    version = "2.2.0",
+    bazel_compatibility = [">=7.2.1"],  # need support for "overlay" directory
+    compatibility_level = 0,
+)
+
+bazel_dep(name = "bazel_skylib", version = "1.7.1")
+bazel_dep(name = "platforms", version = "0.0.11")
+bazel_dep(name = "rules_cc", version = "0.1.1")
+bazel_dep(name = "zlib", version = "1.3.1.bcr.5")
+bazel_dep(name = "zstd", version = "1.5.7")

modules/libdwarf/2.2.0/overlay/BUILD.bazel

@@ -0,0 +1,114 @@
+load("@bazel_skylib//rules:expand_template.bzl", "expand_template")
+load("@rules_cc//cc:defs.bzl", "cc_library")
+load("//:gen_test_targets.bzl", "gen_test_targets")
+
+expand_template(
+    name = "config_h",
+    out = "src/lib/libdwarf/config.h",
+    # Enable features assuming we are compiling for a modern posix system.
+    substitutions = {
+        "#cmakedefine AC_APPLE_UNIVERSAL_BUILD 1": "",
+        "#cmakedefine CRAY_STACKSEG_END 1": "",
+        "#cmakedefine HAVE_DLFCN_H 1": "#define HAVE_DLFCN_H 1",
+        "#cmakedefine HAVE_FCNTL_H 1": "#define HAVE_FCNTL_H 1",
+        "#cmakedefine WORDS_BIGENDIAN 1": "",
+        "#cmakedefine HAVE_STDINT_H 1": "#define HAVE_STDINT_H 1",
+        "#cmakedefine HAVE_SYS_STAT_H 1": "#define HAVE_SYS_STAT_H 1",
+        "#cmakedefine HAVE_SYS_TYPES_H 1": "#define HAVE_SYS_TYPES_H 1",
+        "#cmakedefine HAVE_FULL_MMAP 1": "#define HAVE_FULL_MMAP 1",
+        "#cmakedefine uintptr_t  ${uintptr_t}": "",
+        "#cmakedefine intptr_t  ${intptr_t}": "",
+        "#cmakedefine HAVE_UNISTD_H 1": "#define HAVE_UNISTD_H 1",
+        "#cmakedefine HAVE_ZLIB 1": "#define HAVE_ZLIB 1",
+        "#cmakedefine HAVE_ZLIB_H 1": "#define HAVE_ZLIB_H 1",
+        "#cmakedefine HAVE_ZSTD 1": "#define HAVE_ZSTD 1",
+        "#cmakedefine HAVE_ZSTD_H 1": "#define HAVE_ZSTD_H 1",
+        "#cmakedefine LT_OBJDIR 1": "",
+        # PACKAGE_VERSION needs to be defined for the code to compile, but I
+        # don't really want to put the actual version in here since people are
+        # going to forget to update it, so just set it to empty string.
+        "#define PACKAGE_VERSION \"@PROJECT_VERSION@\"": "#define PACKAGE_VERSION \"\"",
+        "#define PACKAGE_BUGREPORT \"@PACKAGE_BUGREPORT@\"": "",
+        "#define PACKAGE_NAME \"@PROJECT_NAME@\"": "",
+        "#define PACKAGE_STRING \"@PACKAGE_STRING@\"": "",
+        "#cmakedefine PACKAGE_TARNAME": "",
+        "#define PACKAGE_URL \"@PROJECT_HOMEPAGE_URL@\"": "",
+        "#cmakedefine STACK_DIRECTION": "",
+        "#cmakedefine STDC_HEADERS 1": "#define STDC_HEADERS 1",
+        "#cmakedefine PACKAGE_VERSION ${PACKAGE_VERSION}": "",
+        # Must be substituted after all defines with a PACKAGE_* prefix,
+        # otherwise it will replace part of those defines.
+        "#cmakedefine PACKAGE": "",
+        "#cmakedefine HAVE_INTTYPES_H 1": "#define HAVE_INTTYPES_H 1",
+        "#cmakedefine HAVE_STDDEF_H 1": "#define HAVE_STDDEF_H 1",
+        "#cmakedefine HAVE_STDAFX_H 1": "#define HAVE_STDAFX_H 1",
+    } | select({
+        "@platforms//os:macos": {"#cmakedefine HAVE_MALLOC_H 1": ""},
+        "//conditions:default": {"#cmakedefine HAVE_MALLOC_H 1": "#define HAVE_MALLOC_H 1"},
+    }),
+    template = "cmake/config.h.in",
+)
+
+cc_library(
+    name = "dwarf",
+    srcs = [":config_h"] + glob(
+        [
+            "src/lib/libdwarf/*.c",
+            "src/lib/libdwarfp/*.c",
+        ],
+    ),
+    hdrs = glob(
+        [
+            "src/lib/libdwarf/*.h",
+            "src/lib/libdwarfp/*.h",
+        ],
+    ),
+    includes = [
+        "src/lib",
+        "src/lib/libdwarf",
+        "src/lib/libdwarfp",
+    ],
+    deps = [
+        "@zlib",
+        "@zstd",
+    ],
+)
+
+alias(
+    name = "libdwarf",
+    actual = ":dwarf",
+    visibility = ["//visibility:public"],
+)
+
+cc_library(
+    name = "dwarfdump",
+    # Testonly for now as this only exists for the tests to run. Ideally we also
+    # have a cc_binary for dwarfdump, since it's a binary, but we can add that
+    # if somebody actually needs it.
+    testonly = True,
+    srcs = glob(["src/bin/dwarfdump/*.c"]),
+    hdrs = glob(
+        [
+            "src/bin/dwarfdump/*.h",
+            "src/bin/dwarfdump/*.c",
+        ],
+    ),
+    includes = ["src/bin/dwarfdump"],
+    deps = [":dwarf"],
+)
+
+# Generates a good chunk of the C tests, which should be good enough to verify
+# this has been Bazelified correctly. There are some Python tests and some tests
+# that don't start with test_* that are not run.
+gen_test_targets(
+    name = "gen_dwarf_test_targets",
+    cc_srcs = glob(
+        ["test/test_*.c"],
+        exclude = [
+            # These tests require an env var to be set to the root of this lib.
+            # Probably not worth getting it to work.
+            "test/test_errmsglist.c",
+            "test/test_lname.c",
+        ],
+    ),
+)

modules/libdwarf/2.2.0/overlay/MODULE.bazel

@@ -0,0 +1 @@
+../MODULE.bazel

modules/libdwarf/2.2.0/overlay/gen_test_targets.bzl

@@ -0,0 +1,19 @@
+def gen_test_targets(name, cc_srcs):
+    """Generates a cc_test target for each source file.
+
+    Args:
+      name: name of this macro (unused)
+      cc_srcs: test files to generate cc_test targets for
+    """
+
+    for src in cc_srcs:
+        name = src.removeprefix("test/test_").removesuffix(".c").replace("/", "_") + "_test"
+        native.cc_test(
+            name = name,
+            srcs = [src],
+            deps = [
+                ":dwarf",
+                ":dwarfdump",
+            ],
+            local_defines = ["TESTING"],
+        )

modules/libdwarf/2.2.0/presubmit.yml

@@ -0,0 +1,17 @@
+matrix:
+  platform:
+    - debian11
+    - ubuntu2004
+    - ubuntu2204
+    - ubuntu2404
+    - macos
+    - macos_arm64
+  bazel: [7.x, 8.x, rolling]
+tasks:
+  verify_targets_unix:
+    platform: ${{ platform }}
+    bazel: ${{ bazel }}
+    build_targets:
+      - "@libdwarf//..."
+    test_targets:
+      - "@libdwarf//..."

modules/libdwarf/2.2.0/source.json

@@ -0,0 +1,10 @@
+{
+    "url": "https://github.com/davea42/libdwarf-code/releases/download/v2.2.0/libdwarf-2.2.0.tar.xz",
+    "strip_prefix": "libdwarf-2.2.0",
+    "overlay": {
+        "BUILD.bazel": "sha256-mtbF8506r7dbNZspbdxunhUqvBeRLzXiCFr09EJOcDo=",
+        "MODULE.bazel": "sha256-0m5KSzS7DImRuGaxHf5Knrf9u+Rb+xwB6bIHvjsaLk8=",
+        "gen_test_targets.bzl": "sha256-T2JhSlGZ3HVpRihfsZuskM8TL+ozfMOWKl54pgCeQAQ="
+    },
+    "integrity": "sha256-VMCru+tBkL0bq7XShXTSsgwjCTQ+x2TMfKYR5SfuSkI="
+}

modules/libdwarf/metadata.json

@@ -13,7 +13,8 @@
     ],
     "versions": [
         "0.12.0",
-        "0.12.0.bcr.1"
+        "0.12.0.bcr.1",
+        "2.2.0"
     ],
     "yanked_versions": {}
 }