Use //build/bazel/platforms/os:linux_glibc for osLinux

osLinux is implicitly glibc, use //build/bazel/platforms/os:linux_glibc
for the configurability select key for it.

Bug: 259266326
Test: build/bazel/ci/mixed_libc.sh
Test: USE_HOST_MUSL=true build/bazel/ci/mixed_libc.sh
Change-Id: Ifbd121ab3d943f3fdfbd3f6c3e982d1eaaaa9ec1

bazel/configurability.go

@@ -157,7 +157,7 @@ var (
 	platformOsMap = map[string]string{
 		OsAndroid:                  "//build/bazel/platforms/os:android",
 		osDarwin:                   "//build/bazel/platforms/os:darwin",
-		osLinux:                    "//build/bazel/platforms/os:linux",
+		osLinux:                    "//build/bazel/platforms/os:linux_glibc",
 		osLinuxMusl:                "//build/bazel/platforms/os:linux_musl",
 		osLinuxBionic:              "//build/bazel/platforms/os:linux_bionic",
 		osWindows:                  "//build/bazel/platforms/os:windows",
@@ -204,7 +204,7 @@ var (
 		AndroidAndInApex:           "//build/bazel/rules/apex:android-in_apex",
 		AndroidAndNonApex:          "//build/bazel/rules/apex:android-non_apex",
 		osDarwin:                   "//build/bazel/platforms/os:darwin",
-		osLinux:                    "//build/bazel/platforms/os:linux",
+		osLinux:                    "//build/bazel/platforms/os:linux_glibc",
 		osLinuxMusl:                "//build/bazel/platforms/os:linux_musl",
 		osLinuxBionic:              "//build/bazel/platforms/os:linux_bionic",
 		osWindows:                  "//build/bazel/platforms/os:windows",

bp2build/build_conversion_test.go

@@ -426,13 +426,6 @@ custom {
             "darwin.txt",
             "not_windows.txt",
         ],
-        "//build/bazel/platforms/os:linux": [
-            "host.txt",
-            "linux.txt",
-            "glibc.txt",
-            "linux_glibc.txt",
-            "not_windows.txt",
-        ],
         "//build/bazel/platforms/os:linux_bionic": [
             "host.txt",
             "linux.txt",
@@ -440,6 +433,13 @@ custom {
             "linux_bionic.txt",
             "not_windows.txt",
         ],
+        "//build/bazel/platforms/os:linux_glibc": [
+            "host.txt",
+            "linux.txt",
+            "glibc.txt",
+            "linux_glibc.txt",
+            "not_windows.txt",
+        ],
         "//build/bazel/platforms/os:linux_musl": [
             "host.txt",
             "linux.txt",

bp2build/cc_library_conversion_test.go

@@ -149,8 +149,8 @@ cc_library {
             "android.cpp",
         ],
         "//build/bazel/platforms/os:darwin": ["darwin.cpp"],
-        "//build/bazel/platforms/os:linux": ["linux.cpp"],
         "//build/bazel/platforms/os:linux_bionic": ["bionic.cpp"],
+        "//build/bazel/platforms/os:linux_glibc": ["linux.cpp"],
         "//conditions:default": [],
     })`,
 			"sdk_version":                       `"current"`,
@@ -1927,14 +1927,14 @@ cc_library {
             "android.cpp",
         ],
         "//build/bazel/platforms/os:darwin": ["darwin.cpp"],
-        "//build/bazel/platforms/os:linux": [
-            "linux.cpp",
-            "linux_glibc.cpp",
-        ],
         "//build/bazel/platforms/os:linux_bionic": [
             "linux.cpp",
             "bionic.cpp",
         ],
+        "//build/bazel/platforms/os:linux_glibc": [
+            "linux.cpp",
+            "linux_glibc.cpp",
+        ],
         "//build/bazel/platforms/os:linux_musl": [
             "linux.cpp",
             "linux_musl.cpp",
@@ -3011,15 +3011,15 @@ cc_library {
 		ExpectedBazelTargets: makeCcLibraryTargets("foolib", AttrNameToString{
 			"implementation_dynamic_deps": `select({
         "//build/bazel/platforms/os:darwin": [":bazlib"],
-        "//build/bazel/platforms/os:linux": [":bazlib"],
         "//build/bazel/platforms/os:linux_bionic": [":bazlib"],
+        "//build/bazel/platforms/os:linux_glibc": [":bazlib"],
         "//build/bazel/platforms/os:linux_musl": [":bazlib"],
         "//build/bazel/platforms/os:windows": [":bazlib"],
         "//conditions:default": [],
     }) + select({
         "//build/bazel/platforms/os:darwin": [":quxlib"],
-        "//build/bazel/platforms/os:linux": [":quxlib"],
         "//build/bazel/platforms/os:linux_bionic": [":quxlib"],
+        "//build/bazel/platforms/os:linux_glibc": [":quxlib"],
         "//build/bazel/platforms/os:linux_musl": [":quxlib"],
         "//build/bazel/platforms/os:windows": [":quxlib"],
         "//build/bazel/rules/apex:android-in_apex": [

bp2build/cc_library_headers_conversion_test.go

@@ -250,8 +250,8 @@ cc_library_headers {
 				"deps": `[":base-lib"] + select({
         "//build/bazel/platforms/os:android": [":android-lib"],
         "//build/bazel/platforms/os:darwin": [":darwin-lib"],
-        "//build/bazel/platforms/os:linux": [":linux-lib"],
         "//build/bazel/platforms/os:linux_bionic": [":linux_bionic-lib"],
+        "//build/bazel/platforms/os:linux_glibc": [":linux-lib"],
         "//build/bazel/platforms/os:windows": [":windows-lib"],
         "//conditions:default": [],
     })`,
@@ -343,7 +343,7 @@ func TestCcLibraryHeadersArchAndTargetExportSystemIncludes(t *testing.T) {
 				"export_system_includes": `select({
         "//build/bazel/platforms/os:android": ["android_include_dir"],
         "//build/bazel/platforms/os:darwin": ["darwin_include_dir"],
-        "//build/bazel/platforms/os:linux": ["linux_include_dir"],
+        "//build/bazel/platforms/os:linux_glibc": ["linux_include_dir"],
         "//conditions:default": [],
     }) + select({
         "//build/bazel/platforms/arch:arm": ["arm_include_dir"],

bp2build/cc_test_conversion_test.go

@@ -97,8 +97,8 @@ cc_test {
     ]`,
 				"deps": `select({
         "//build/bazel/platforms/os:darwin": [":hostlib"],
-        "//build/bazel/platforms/os:linux": [":hostlib"],
         "//build/bazel/platforms/os:linux_bionic": [":hostlib"],
+        "//build/bazel/platforms/os:linux_glibc": [":hostlib"],
         "//build/bazel/platforms/os:linux_musl": [":hostlib"],
         "//build/bazel/platforms/os:windows": [":hostlib"],
         "//conditions:default": [],
@@ -115,8 +115,8 @@ cc_test {
             "linux.cpp",
             "android.cpp",
         ],
-        "//build/bazel/platforms/os:linux": ["linux.cpp"],
         "//build/bazel/platforms/os:linux_bionic": ["linux.cpp"],
+        "//build/bazel/platforms/os:linux_glibc": ["linux.cpp"],
         "//build/bazel/platforms/os:linux_musl": ["linux.cpp"],
         "//conditions:default": [],
     })`,

bp2build/java_import_conversion_test.go

@@ -81,7 +81,7 @@ java_import {
 			MakeBazelTarget("java_import", "example_import", AttrNameToString{
 				"jars": `select({
         "//build/bazel/platforms/os:android": ["android.jar"],
-        "//build/bazel/platforms/os:linux": ["linux.jar"],
+        "//build/bazel/platforms/os:linux_glibc": ["linux.jar"],
         "//conditions:default": [],
     })`,
 			}),