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authorXavier Roche <roche@httrack.com>2023-01-10 19:37:27 +0100
committerXavier Roche <roche@httrack.com>2023-01-10 19:44:37 +0100
commit317c3f1dea369897335d91a716112a8455d43d10 (patch)
treea650b046c9e74551c09af3c4d3f79b89a003e5c4 /configure.ac
parent2b4505b1787146e3494f44ab62ce9a01fac1958c (diff)
Add -fstack-protector, -Wl,-z,relro, -Wl,-z,noexecstack
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 409192e..dd5db13 100644
--- a/configure.ac
+++ b/configure.ac
@@ -74,8 +74,11 @@ AX_CHECK_COMPILE_FLAG([-Wmissing-parameter-type], [DEFAULT_CFLAGS="$DEFAULT_CFLA
AX_CHECK_COMPILE_FLAG([-Wold-style-definition], [DEFAULT_CFLAGS="$DEFAULT_CFLAGS -Wold-style-definition"])
AX_CHECK_COMPILE_FLAG([-Wignored-qualifiers], [DEFAULT_CFLAGS="$DEFAULT_CFLAGS -Wignored-qualifiers"])
AX_CHECK_COMPILE_FLAG([-fstrict-aliasing -Wstrict-aliasing], [DEFAULT_CFLAGS="$DEFAULT_CFLAGS -fstrict-aliasing -Wstrict-aliasing"])
+AX_CHECK_COMPILE_FLAG([-fstack-protector], [DEFAULT_CFLAGS="$DEFAULT_CFLAGS -fstack-protector"])
AX_CHECK_LINK_FLAG([-Wl,--discard-all], [DEFAULT_LDLAGS="$DEFAULT_LDLAGS -Wl,--discard-all"])
AX_CHECK_LINK_FLAG([-Wl,--no-undefined], [DEFAULT_LDLAGS="$DEFAULT_LDLAGS -Wl,--no-undefined"])
+AX_CHECK_LINK_FLAG([-Wl,-z,relro -Wl,-z,now], [DEFAULT_LDLAGS="$DEFAULT_LDLAGS -Wl,-z,relro -Wl,-z,now"])
+AX_CHECK_LINK_FLAG([-Wl,-z,noexecstack], [DEFAULT_LDLAGS="$DEFAULT_LDLAGS -Wl,-z,noexecstack"])
## Export all symbols for backtraces
AX_CHECK_COMPILE_FLAG([-rdynamic], [DEFAULT_CFLAGS="$DEFAULT_CFLAGS -rdynamic"])