Blame patches/rpm_host-4.16.0_pre.local.patch

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--- rpm-4.17.0/configure.ac	2021-09-03 11:42:16.790237970 +0200
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+++ rpm-4.17.0.new/configure.ac	2021-09-10 17:53:28.904112791 +0200
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@@ -248,14 +248,22 @@
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 #=================
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 # Check for libelf library. Prefer external, otherwise none.
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-WITH_LIBELF_LIB=
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-AC_CHECK_HEADER([libelf.h])
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-AC_CHECK_HEADERS([gelf.h], [
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-	AC_CHECK_LIB(elf, gelf_getvernaux, [
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-	    AC_DEFINE(HAVE_LIBELF, 1, [Define to 1 if you have the 'elf' library (-lelf).])
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-	    WITH_LIBELF_LIB="-lelf"
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-	    WITH_LIBELF=yes
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-	])
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+AC_ARG_ENABLE([libelf],
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+		[AS_HELP_STRING([--enable-libelf=@<:@yes/no/auto@:>@],
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+				[build with libelf support (default=yes)])],
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+		[enable_libelf="$enableval"],
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+		[enable_libelf=yes])
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+
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+AS_IF([test "x$enable_libelf" != "xno"], [
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+  WITH_LIBELF_LIB=
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+  AC_CHECK_HEADER([libelf.h])
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+  AC_CHECK_HEADERS([gelf.h], [
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+    AC_CHECK_LIB(elf, gelf_getvernaux, [
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+    AC_DEFINE(HAVE_LIBELF, 1, [Define to 1 if you have the 'elf' library (-lelf).])
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+    WITH_LIBELF_LIB="-lelf"
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+    WITH_LIBELF=yes
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+    ])
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+  ])
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 ])
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 AC_SUBST(WITH_LIBELF_LIB)
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 AM_CONDITIONAL(LIBELF,[test "$WITH_LIBELF" = yes])
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diff -ru rpm-4.16.0.orig/configure.ac rpm-4.16.0/configure.ac
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--- rpm-4.16.0.orig/configure.ac        2021-09-10 20:08:26.243318920 +0200
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+++ rpm-4.16.0/configure.ac     2021-09-10 20:11:20.091320179 +0200
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@@ -498,6 +498,8 @@
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 #=================
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 # Check for elfutils libdw library with dwelf_elf_gnu_build_id.
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+AS_IF([test "x$enable_libelf" != "xno"], [
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+
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 WITH_LIBDW_LIB=
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 HAVE_LIBDW_STRTAB=
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 AS_IF([test "$WITH_LIBELF" = yes],[
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@@ -518,6 +520,7 @@
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     ])
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   ])
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 ])
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+])
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 AC_SUBST(WITH_LIBDW_LIB)
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 AM_CONDITIONAL(LIBDW,[test "$WITH_LIBDW" = yes])
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 AM_CONDITIONAL(HAVE_LIBDW_STRTAB,[test "$HAVE_LIBDW_STRTAB" = yes])