7264fbe153
Maintainer: me Compile tested: armv7l, OpenWRT SDK Run tested: armv7l Linksys WRT1900ACS, OpenWrt SNAPSHOT, r9987-655fff1571 - confirmed PowerDNS recursor links correctly against libraries and runs on my target environment. Description: PowerDNS Recursor is a high-performance resolving name server, utilizing multiple processor and including Lua scripting capabilities. This commit includes the recursive nameserver https://www.powerdns.com/recursor.html Signed-off-by: James Taylor <james@jtaylor.id.au>
34 lines
1.2 KiB
Diff
34 lines
1.2 KiB
Diff
--- a/m4/pdns_check_os.m4
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+++ b/m4/pdns_check_os.m4
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@@ -35,16 +35,21 @@
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AM_CONDITIONAL([HAVE_LINUX], [test "x$have_linux" = "xyes"])
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AM_CONDITIONAL([HAVE_SOLARIS], [test "x$have_solaris" = "xyes"])
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- case "$host" in
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- mips* | powerpc-* )
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- AC_MSG_CHECKING([whether the linker accepts -latomic])
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- LDFLAGS="-latomic $LDFLAGS"
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- AC_LINK_IFELSE([m4_default([],[AC_LANG_PROGRAM()])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_ERROR([Unable to link against libatomic, cannot continue])]
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- )
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- ;;
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- esac
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+ AC_MSG_CHECKING([whether -latomic is needed for __atomic builtins])
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+ AC_LINK_IFELSE(
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+ [AC_LANG_PROGRAM([[#include <stdint.h>]],
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+ [[uint64_t val = 0; __atomic_add_fetch(&val, 1, __ATOMIC_RELAXED);]]
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+ )],
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+ [AC_MSG_RESULT([no])],
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+ [LIBS="$LIBS -latomic"
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+ AC_LINK_IFELSE(
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+ [AC_LANG_PROGRAM([[#include <stdint.h>]],
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+ [[uint64_t val = 0; __atomic_add_fetch(&val, 1, __ATOMIC_RELAXED);]]
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+ )],
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+ [AC_MSG_RESULT([yes])],
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+ [AC_MSG_FAILURE([libatomic needed, but linking with -latomic failed, cannot continue])]
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+ )]
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+ )
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AC_SUBST(THREADFLAGS)
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AC_SUBST([DYNLINKFLAGS], [-export-dynamic])
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