[llvm] [libc][bazel] Add bazel for sys/mman and resource (PR #161750)
Michael Jones via llvm-commits
llvm-commits at lists.llvm.org
Thu Oct 2 16:09:18 PDT 2025
https://github.com/michaelrj-google created https://github.com/llvm/llvm-project/pull/161750
Depends on other cleanup patches:
https://github.com/llvm/llvm-project/pull/161748
https://github.com/llvm/llvm-project/pull/161749
>From 7adc9f0fddfdf335a1ae784a8923b7deee076abe Mon Sep 17 00:00:00 2001
From: Michael Jones <michaelrj at google.com>
Date: Thu, 2 Oct 2025 23:06:40 +0000
Subject: [PATCH] [libc][bazel] Add bazel for sys/mman and resource
Depends on other cleanup patches:
https://github.com/llvm/llvm-project/pull/161748
https://github.com/llvm/llvm-project/pull/161749
---
.../llvm-project-overlay/libc/BUILD.bazel | 229 ++++++++++++++++++
.../libc/test/src/sys/mman/BUILD.bazel | 131 ++++++++++
.../libc/test/src/sys/resource/BUILD.bazel | 24 ++
3 files changed, 384 insertions(+)
create mode 100644 utils/bazel/llvm-project-overlay/libc/test/src/sys/mman/BUILD.bazel
create mode 100644 utils/bazel/llvm-project-overlay/libc/test/src/sys/resource/BUILD.bazel
diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index 026664bd019f9..5e08ee9bd4b17 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -432,6 +432,11 @@ libc_support_library(
hdrs = ["hdr/types/struct_timeval.h"],
)
+libc_support_library(
+ name = "types_struct_rlimit",
+ hdrs = ["hdr/types/struct_rlimit.h"],
+)
+
libc_support_library(
name = "types_pid_t",
hdrs = ["hdr/types/pid_t.h"],
@@ -6753,6 +6758,230 @@ libc_function(
],
)
+############################### sys/mman targets ###############################
+
+libc_function(
+ name = "madvise",
+ srcs = ["src/sys/mman/linux/madvise.cpp"],
+ hdrs = ["src/sys/mman/madvise.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "mincore",
+ srcs = ["src/sys/mman/linux/mincore.cpp"],
+ hdrs = ["src/sys/mman/mincore.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "mlock",
+ srcs = ["src/sys/mman/linux/mlock.cpp"],
+ hdrs = ["src/sys/mman/mlock.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "mlock2",
+ srcs = ["src/sys/mman/linux/mlock2.cpp"],
+ hdrs = ["src/sys/mman/mlock2.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "mlockall",
+ srcs = ["src/sys/mman/linux/mlockall.cpp"],
+ hdrs = ["src/sys/mman/mlockall.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "mmap",
+ srcs = ["src/sys/mman/linux/mmap.cpp"],
+ hdrs = ["src/sys/mman/mmap.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "mprotect",
+ srcs = ["src/sys/mman/linux/mprotect.cpp"],
+ hdrs = ["src/sys/mman/mprotect.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "mremap",
+ srcs = ["src/sys/mman/linux/mremap.cpp"],
+ hdrs = ["src/sys/mman/mremap.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "msync",
+ srcs = ["src/sys/mman/linux/msync.cpp"],
+ hdrs = ["src/sys/mman/msync.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "munlock",
+ srcs = ["src/sys/mman/linux/munlock.cpp"],
+ hdrs = ["src/sys/mman/munlock.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "munlockall",
+ srcs = ["src/sys/mman/linux/munlockall.cpp"],
+ hdrs = ["src/sys/mman/munlockall.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "munmap",
+ srcs = ["src/sys/mman/linux/munmap.cpp"],
+ hdrs = ["src/sys/mman/munmap.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "posix_madvise",
+ srcs = ["src/sys/mman/linux/posix_madvise.cpp"],
+ hdrs = ["src/sys/mman/posix_madvise.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_function(
+ name = "remap_file_pages",
+ srcs = ["src/sys/mman/linux/remap_file_pages.cpp"],
+ hdrs = ["src/sys/mman/remap_file_pages.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ],
+)
+
+libc_support_library(
+ name = "shm_common",
+ hdrs = ["src/sys/mman/linux/shm_common.h"],
+ deps = [
+ ":__support_common",
+ ":__support_cpp_array",
+ ":__support_cpp_string_view",
+ ":__support_error_or",
+ ":__support_macros_config",
+ ":errno",
+ ":string_memory_utils",
+ ],
+)
+
+libc_function(
+ name = "shm_open",
+ srcs = ["src/sys/mman/linux/shm_open.cpp"],
+ hdrs = ["src/sys/mman/shm_open.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_fcntl",
+ ":errno",
+ ":hdr_fcntl_macros",
+ ":shm_common",
+ ":types_mode_t",
+ ],
+)
+
+libc_function(
+ name = "shm_unlink",
+ srcs = ["src/sys/mman/linux/shm_unlink.cpp"],
+ hdrs = ["src/sys/mman/shm_unlink.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ":hdr_fcntl_macros",
+ ":shm_common",
+ ":types_mode_t",
+ ],
+)
+
+############################# sys/resource targets #############################
+
+libc_function(
+ name = "getrlimit",
+ srcs = ["src/sys/resource/linux/getrlimit.cpp"],
+ hdrs = ["src/sys/resource/getrlimit.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ":types_struct_rlimit",
+ ],
+)
+
+libc_function(
+ name = "setrlimit",
+ srcs = ["src/sys/resource/linux/setrlimit.cpp"],
+ hdrs = ["src/sys/resource/setrlimit.h"],
+ deps = [
+ ":__support_common",
+ ":__support_osutil_syscall",
+ ":errno",
+ ":types_struct_rlimit",
+ ],
+)
+
############################### sys/stat targets ###############################
libc_function(
diff --git a/utils/bazel/llvm-project-overlay/libc/test/src/sys/mman/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/src/sys/mman/BUILD.bazel
new file mode 100644
index 0000000000000..e2c7f7a8bf60b
--- /dev/null
+++ b/utils/bazel/llvm-project-overlay/libc/test/src/sys/mman/BUILD.bazel
@@ -0,0 +1,131 @@
+# This file is licensed under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+
+# Tests for LLVM libc socket.h functions.
+
+load("//libc/test:libc_test_rules.bzl", "libc_test")
+
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+libc_test(
+ name = "madvise_test",
+ srcs = ["linux/madvise_test.cpp"],
+ deps = [
+ "//libc:madvise",
+ "//libc:mmap",
+ "//libc:munmap",
+ ],
+)
+
+libc_test(
+ name = "mincore_test",
+ srcs = ["linux/mincore_test.cpp"],
+ deps = [
+ "//libc:madvise",
+ "//libc:mincore",
+ "//libc:mlock",
+ "//libc:mmap",
+ "//libc:munlock",
+ "//libc:munmap",
+ ],
+)
+
+libc_test(
+ name = "mlock_test",
+ srcs = ["linux/mlock_test.cpp"],
+ deps = [
+ "//libc:__support_osutil_syscall",
+ "//libc:getrlimit",
+ "//libc:madvise",
+ "//libc:mincore",
+ "//libc:mlock",
+ "//libc:mlock2",
+ "//libc:mlockall",
+ "//libc:mmap",
+ "//libc:munlock",
+ "//libc:munlockall",
+ "//libc:munmap",
+ ],
+)
+
+libc_test(
+ name = "mmap_test",
+ srcs = ["linux/mmap_test.cpp"],
+ deps = [
+ "//libc:mmap",
+ "//libc:munmap",
+ ],
+)
+
+libc_test(
+ name = "mprotect_test",
+ srcs = ["linux/mprotect_test.cpp"],
+ deps = [
+ "//libc:mmap",
+ "//libc:mprotect",
+ "//libc:munmap",
+ ],
+)
+
+libc_test(
+ name = "mremap_test",
+ srcs = ["linux/mremap_test.cpp"],
+ deps = [
+ "//libc:mmap",
+ "//libc:mremap",
+ "//libc:munmap",
+ ],
+)
+
+libc_test(
+ name = "msync_test",
+ srcs = ["linux/msync_test.cpp"],
+ deps = [
+ "//libc:mlock",
+ "//libc:mmap",
+ "//libc:msync",
+ "//libc:munlock",
+ "//libc:munmap",
+ ],
+)
+
+libc_test(
+ name = "posix_madvise_test",
+ srcs = ["linux/posix_madvise_test.cpp"],
+ deps = [
+ "//libc:mmap",
+ "//libc:munmap",
+ "//libc:posix_madvise",
+ ],
+)
+
+libc_test(
+ name = "remap_file_pages_test",
+ srcs = ["linux/remap_file_pages_test.cpp"],
+ deps = [
+ "//libc:close",
+ "//libc:mmap",
+ "//libc:munmap",
+ "//libc:open",
+ "//libc:remap_file_pages",
+ ],
+)
+
+libc_test(
+ name = "shm_test",
+ srcs = ["linux/shm_test.cpp"],
+ deps = [
+ "//libc:close",
+ "//libc:fcntl",
+ "//libc:ftruncate",
+ "//libc:hdr_fcntl_macros",
+ "//libc:mmap",
+ "//libc:munmap",
+ "//libc:open",
+ "//libc:shm_open",
+ "//libc:shm_unlink",
+ ],
+)
diff --git a/utils/bazel/llvm-project-overlay/libc/test/src/sys/resource/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/src/sys/resource/BUILD.bazel
new file mode 100644
index 0000000000000..e90f908846f77
--- /dev/null
+++ b/utils/bazel/llvm-project-overlay/libc/test/src/sys/resource/BUILD.bazel
@@ -0,0 +1,24 @@
+# This file is licensed under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+
+# Tests for LLVM libc socket.h functions.
+
+load("//libc/test:libc_test_rules.bzl", "libc_test")
+
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+libc_test(
+ name = "getrlimit_setrlimit_test",
+ srcs = ["getrlimit_setrlimit_test.cpp"],
+ deps = [
+ "//libc:__support_cpp_string_view",
+ "//libc:close",
+ "//libc:getrlimit",
+ "//libc:open",
+ "//libc:setrlimit",
+ "//libc:unlink",
+ ],
+)
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