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https://github.com/moparisthebest/curl
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configure: avoid usage of macro PKG_CHECK_MODULES
libidn option adjusted in order to use pkg-config info when available in a similar way as we already do for other libraries.
This commit is contained in:
Yang Tse
parent
af64666434
commit
f80a508297
183
configure.ac
183
configure.ac
@ -2349,64 +2349,143 @@ dnl Check for the presence of IDN libraries and headers
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dnl **********************************************************************
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AC_MSG_CHECKING([whether to build with libidn])
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OPT_IDN="default"
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AC_ARG_WITH(libidn,
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AC_HELP_STRING([--with-libidn=PATH],[Enable libidn usage])
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AC_HELP_STRING([--without-libidn],[Disable libidn usage]),
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[LIBIDN="$withval"])
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case "$LIBIDN" in
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[OPT_IDN=$withval])
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case "$OPT_IDN" in
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no)
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AC_MSG_RESULT(no)
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;;
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*) AC_MSG_RESULT(yes)
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idn=""
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dnl if there is a given path, check that FIRST
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if test -n "$LIBIDN"; then
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if test "x$LIBIDN" != "xyes"; then
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oldLDFLAGS=$LDFLAGS
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oldCPPFLAGS=$CPPFLAGS
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LDFLAGS="$LDFLAGS -L$LIBIDN/lib"
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CPPFLAGS="$CPPFLAGS -I$LIBIDN/include"
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idn="yes"
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AC_CHECK_LIB(idn, idna_to_ascii_4i, ,
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idn=""
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LDFLAGS=$oldLDFLAGS
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CPPFLAGS=$oldCPPFLAGS)
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fi
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fi
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if test "x$idn" != "xyes"; then
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dnl to prevent errors with pkg-config < 0.26
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m4_pattern_allow(PKG_CONFIG_LIBDIR)
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dnl check with pkg-config
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PKG_CHECK_MODULES(LIBIDN_PC, libidn >= 0.0.0, [idn=yes], [idn=no])
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if test "x$idn" = "xyes"; then
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LIBS="$LIBS $LIBIDN_PC_LIBS"
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CPPFLAGS="$CPPFLAGS $LIBIDN_PC_CFLAGS"
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fi
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fi
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if test "x$idn" != "xyes"; then
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dnl check with default paths
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idn="yes"
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AC_CHECK_LIB(idn, idna_to_ascii_lz, ,
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idn="")
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fi
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if test "x$idn" = "xyes"; then
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curl_idn_msg="enabled"
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AC_SUBST(IDN_ENABLED, [1])
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dnl different versions of libidn have different setups of these:
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AC_CHECK_FUNCS( idn_free idna_strerror tld_strerror)
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AC_CHECK_HEADERS( idn-free.h tld.h )
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fi
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;;
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dnl --without-libidn option used
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want_idn="no"
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AC_MSG_RESULT([no])
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;;
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default)
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dnl configure option not specified
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want_idn="yes"
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want_idn_path="default"
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AC_MSG_RESULT([(assumed) yes])
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;;
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yes)
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dnl --with-libidn option used without path
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want_idn="yes"
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want_idn_path="default"
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AC_MSG_RESULT([yes])
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;;
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*)
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dnl --with-libidn option used with path
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want_idn="yes"
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want_idn_path="$withval"
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AC_MSG_RESULT([yes ($withval)])
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;;
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esac
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if test "$want_idn" = "yes"; then
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dnl idn library support has been requested
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clean_CPPFLAGS="$CPPFLAGS"
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clean_LDFLAGS="$LDFLAGS"
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clean_LIBS="$LIBS"
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PKGCONFIG="no"
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#
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if test "$want_idn_path" != "default"; then
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dnl path has been specified
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IDN_PCDIR="$want_idn_path/lib$libsuff/pkgconfig"
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CURL_CHECK_PKGCONFIG(libidn, [$IDN_PCDIR])
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if test "$PKGCONFIG" != "no"; then
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IDN_LIBS=`CURL_EXPORT_PCDIR([$IDN_PCDIR]) dnl
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$PKGCONFIG --libs-only-l libidn 2>/dev/null`
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IDN_LDFLAGS=`CURL_EXPORT_PCDIR([$IDN_PCDIR]) dnl
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$PKGCONFIG --libs-only-L libidn 2>/dev/null`
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IDN_CPPFLAGS=`CURL_EXPORT_PCDIR([$IDN_PCDIR]) dnl
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$PKGCONFIG --cflags-only-I libidn 2>/dev/null`
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IDN_DIR=`echo $IDN_LDFLAGS | $SED -e 's/-L//'`
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else
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dnl pkg-config not available or provides no info
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IDN_LIBS="-lidn"
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IDN_LDFLAGS="-L$want_idn_path/lib$libsuff"
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IDN_CPPFLAGS="-I$want_idn_path/include"
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IDN_DIR="$want_idn_path/lib$libsuff"
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fi
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else
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dnl path not specified
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CURL_CHECK_PKGCONFIG(libidn)
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if test "$PKGCONFIG" != "no"; then
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IDN_LIBS=`$PKGCONFIG --libs-only-l libidn 2>/dev/null`
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IDN_LDFLAGS=`$PKGCONFIG --libs-only-L libidn 2>/dev/null`
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IDN_CPPFLAGS=`$PKGCONFIG --cflags-only-I libidn 2>/dev/null`
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IDN_DIR=`echo $IDN_LDFLAGS | $SED -e 's/-L//'`
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else
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dnl pkg-config not available or provides no info
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IDN_LIBS="-lidn"
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fi
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fi
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#
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if test "$PKGCONFIG" != "no"; then
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AC_MSG_NOTICE([pkg-config: IDN_LIBS: "$IDN_LIBS"])
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AC_MSG_NOTICE([pkg-config: IDN_LDFLAGS: "$IDN_LDFLAGS"])
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AC_MSG_NOTICE([pkg-config: IDN_CPPFLAGS: "$IDN_CPPFLAGS"])
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AC_MSG_NOTICE([pkg-config: IDN_DIR: "$IDN_DIR"])
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else
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AC_MSG_NOTICE([IDN_LIBS: "$IDN_LIBS"])
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AC_MSG_NOTICE([IDN_LDFLAGS: "$IDN_LDFLAGS"])
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AC_MSG_NOTICE([IDN_CPPFLAGS: "$IDN_CPPFLAGS"])
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AC_MSG_NOTICE([IDN_DIR: "$IDN_DIR"])
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fi
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#
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CPPFLAGS="$IDN_CPPFLAGS $CPPFLAGS"
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LDFLAGS="$IDN_LDFLAGS $LDFLAGS"
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LIBS="$IDN_LIBS $LIBS"
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#
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AC_MSG_CHECKING([if idna_to_ascii_4i can be linked])
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AC_LINK_IFELSE([
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AC_LANG_FUNC_LINK_TRY([idna_to_ascii_4i])
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],[
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AC_MSG_RESULT([yes])
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tst_links_libidn="yes"
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],[
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AC_MSG_RESULT([no])
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tst_links_libidn="no"
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])
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if test "$tst_links_libidn" = "no"; then
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AC_MSG_CHECKING([if idna_to_ascii_lz can be linked])
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AC_LINK_IFELSE([
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AC_LANG_FUNC_LINK_TRY([idna_to_ascii_lz])
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],[
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AC_MSG_RESULT([yes])
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tst_links_libidn="yes"
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],[
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AC_MSG_RESULT([no])
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tst_links_libidn="no"
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])
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fi
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#
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if test "$tst_links_libidn" = "yes"; then
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AC_DEFINE(HAVE_LIBIDN, 1, [Define to 1 if you have the `idn' library (-lidn).])
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dnl different versions of libidn have different setups of these:
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AC_CHECK_FUNCS( idn_free idna_strerror tld_strerror )
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AC_CHECK_HEADERS( idn-free.h tld.h )
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if test "x$ac_cv_header_tld_h" = "xyes"; then
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AC_SUBST([IDN_ENABLED], [1])
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curl_idn_msg="enabled"
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if test -n "$IDN_DIR"; then
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LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$IDN_DIR"
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export LD_LIBRARY_PATH
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AC_MSG_NOTICE([Added $IDN_DIR to LD_LIBRARY_PATH])
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fi
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else
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AC_MSG_WARN([Libraries for IDN support too old: IDN disabled])
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CPPFLAGS="$clean_CPPFLAGS"
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LDFLAGS="$clean_LDFLAGS"
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LIBS="$clean_LIBS"
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fi
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else
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AC_MSG_WARN([Cannot find libraries for IDN support: IDN disabled])
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CPPFLAGS="$clean_CPPFLAGS"
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LDFLAGS="$clean_LDFLAGS"
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LIBS="$clean_LIBS"
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fi
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fi
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dnl Let's hope this split URL remains working:
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dnl http://publibn.boulder.ibm.com/doc_link/en_US/a_doc_lib/aixprggd/ \
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