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[v1,07/10] selftests/prctl: Compile with -D_GNU_SOURCE

Message ID 20240430235057.1351993-8-edliaw@google.com
State New
Headers show
Series Define _GNU_SOURCE for sources using | expand

Commit Message

Edward Liaw April 30, 2024, 11:50 p.m. UTC 
809216233555 ("selftests/harness: remove use of LINE_MAX") introduced
asprintf into kselftest_harness.h, which is a GNU extension and needs
_GNU_SOURCE to either be defined prior to including headers or with the
-D_GNU_SOURCE flag passed to the compiler.

Fixes: 809216233555 ("selftests/harness: remove use of LINE_MAX")
Signed-off-by: Edward Liaw <edliaw@google.com>
---
 tools/testing/selftests/prctl/Makefile | 1 +
 1 file changed, 1 insertion(+)

--
2.45.0.rc0.197.gbae5840b3b-goog
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Patch

diff --git a/tools/testing/selftests/prctl/Makefile b/tools/testing/selftests/prctl/Makefile
index 01dc90fbb509..23d319a7a322 100644
--- a/tools/testing/selftests/prctl/Makefile
+++ b/tools/testing/selftests/prctl/Makefile
@@ -1,4 +1,5 @@ 
 # SPDX-License-Identifier: GPL-2.0
+CFLAGS += -D_GNU_SOURCE
 ifndef CROSS_COMPILE
 uname_M := $(shell uname -m 2>/dev/null || echo not)
 ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)