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GH-132983: Restore libzstd fallback detection (#133565)

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This commit is contained in:
Adam Turner
2025-05-09 15:09:20 +01:00
committed by GitHub
parent c2a5d4b383
commit 2c7cac4c0d
3 changed files with 325 additions and 3 deletions
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28
configure.ac
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@@ -5387,7 +5387,33 @@ PKG_CHECK_MODULES([LIBLZMA], [liblzma], [have_liblzma=yes], [
])
dnl zstd 1.4.5 stabilised ZDICT_finalizeDictionary
PKG_CHECK_MODULES([LIBZSTD], [libzstd >= 1.4.5], [have_libzstd=yes], [have_libzstd=no])
PKG_CHECK_MODULES([LIBZSTD], [libzstd >= 1.4.5], [have_libzstd=yes], [
WITH_SAVE_ENV([
CPPFLAGS="$CPPFLAGS $LIBZSTD_CFLAGS"
CFLAGS="$CFLAGS $LIBZSTD_CFLAGS"
LIBS="$LIBS $LIBZSTD_LIBS"
AC_SEARCH_LIBS([ZDICT_finalizeDictionary], [zstd], [
AC_MSG_CHECKING([ZSTD_VERSION_NUMBER >= 1.4.5])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([@%:@include "zstd.h"], [
#if ZSTD_VERSION_NUMBER < 10405
# error "zstd version is too old"
#endif
])
], [
AC_MSG_RESULT([yes])
AC_CHECK_HEADERS([zstd.h zdict.h], [have_libzstd=yes], [have_libzstd=no])
], [
AC_MSG_RESULT([no])
have_libzstd=no
])
], [have_libzstd=no])
AS_VAR_IF([have_libzstd], [yes], [
LIBZSTD_CFLAGS=${LIBZSTD_CFLAGS-""}
LIBZSTD_LIBS=${LIBZSTD_LIBS-"-lzstd"}
])
])
])
dnl PY_CHECK_NETDB_FUNC(FUNCTION)
AC_DEFUN([PY_CHECK_NETDB_FUNC], [PY_CHECK_FUNC([$1], [@%:@include <netdb.h>])])