build: Add BUILD.bazel file am: b148d78706 am: 11c0b06b54 am: d11c6bc653 am: d1f37c215b

Original change: https://android-review.googlesource.com/c/platform/external/dtc/+/2569090

Change-Id: Idaef77b3c55800c207a57623bd4f7a503458b33e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

.gitignore

@@ -27,3 +27,5 @@ ncscope.*
 .eggs/
 build/
 dist/
+
+/bazel-*

BUILD.bazel

@@ -0,0 +1,129 @@
+cc_library(
+    name = "libfdt",
+    srcs = glob([
+        "libfdt/*.h",
+        "libfdt/*.c",
+    ]),
+    copts = [
+        "-Werror",
+        "-Wno-macro-redefined",
+        "-Wno-sign-compare",
+    ],
+    includes = ["libfdt"],
+)
+
+COPTS = [
+    "-Wall",
+    "-Werror",
+    "-Wno-sign-compare",
+    "-Wno-missing-field-initializers",
+    "-Wno-unused-parameter",
+]
+
+genrule(
+    name = "lexer",
+    srcs = [
+        "dtc-lexer.l",
+        ":parser",
+    ],
+    outs = ["dtc-lexer.lex.c"],
+    cmd = "lex -o$@ $(location dtc-lexer.l)",
+)
+
+genrule(
+    name = "parser",
+    srcs = ["dtc-parser.y"],
+    outs = [
+        "dtc-parser.c",
+        "dtc-parser.h",
+    ],
+    cmd = """
+      bison -b dtc-parser -d $(location dtc-parser.y)
+      cp ./*.c $(location dtc-parser.c)
+      cp ./*.h $(location dtc-parser.h)
+    """,
+)
+
+cc_library(
+    name = "dtc_gen",
+    srcs = [
+        ":lexer",
+        ":parser",
+    ],
+    hdrs = glob(["*.h"]),
+    copts = COPTS,
+    deps = [":libfdt"],
+)
+
+cc_binary(
+    name = "dtc",
+    srcs = [
+        "checks.c",
+        "data.c",
+        "dtc.c",
+        "flattree.c",
+        "fstree.c",
+        "livetree.c",
+        "srcpos.c",
+        "treesource.c",
+        "util.c",
+    ],
+    copts = COPTS,
+    defines = ["NO_YAML"],
+    deps = [
+        ":dtc_gen",
+        ":libfdt",
+    ],
+)
+
+cc_binary(
+    name = "fdtget",
+    srcs = [
+        "fdtget.c",
+        "util.c",
+        "util.h",
+        "version_non_gen.h",
+    ],
+    copts = COPTS,
+    defines = ["NO_YAML"],
+    deps = [":libfdt"],
+)
+
+cc_binary(
+    name = "fdtput",
+    srcs = [
+        "fdtput.c",
+        "util.c",
+        "util.h",
+        "version_non_gen.h",
+    ],
+    copts = COPTS,
+    defines = ["NO_YAML"],
+    deps = [":libfdt"],
+)
+
+cc_binary(
+    name = "fdtdump",
+    srcs = [
+        "fdtdump.c",
+        "util.c",
+        "util.h",
+        "version_non_gen.h",
+    ],
+    copts = COPTS,
+    defines = ["NO_YAML"],
+    deps = [":libfdt"],
+)
+
+cc_binary(
+    name = "fdtoverlay",
+    srcs = [
+        "fdtoverlay.c",
+        "util.c",
+        "util.h",
+        "version_non_gen.h",
+    ],
+    copts = COPTS,
+    defines = ["NO_YAML"],
+    deps = [":libfdt"],
+)