108 lines
3.1 KiB
Text
108 lines
3.1 KiB
Text
dnl Check for Mozilla NSS (LIBNSS) compiler flags. On success, set
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dnl nut_have_libnss="yes" and nut_ssl_lib="Mozilla NSS", and define WITH_SSL,
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dnl WITH_NSS, LIBSSL_CFLAGS and LIBSSL_LIBS. On failure, set nut_have_libnss="no".
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dnl This macro can be run multiple times, but will do the checking only once.
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AC_DEFUN([NUT_CHECK_LIBNSS],
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[
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if test -z "${nut_have_libnss_seen}"; then
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nut_have_libnss_seen=yes
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NUT_CHECK_PKGCONFIG
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dnl save CFLAGS and LIBS
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CFLAGS_ORIG="${CFLAGS}"
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LIBS_ORIG="${LIBS}"
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REQUIRES_ORIG="${REQUIRES}"
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SAVED_GCC="$GCC"
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SAVED_CC="$CC"
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if ( test "${GCC}" = "yes" )
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then
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case "$CFLAGS$LDFLAGS" in
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*-m32*) CC="$CC -m32" ;;
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*-m64*) CC="$CC -m64" ;;
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esac
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fi
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AS_IF([test x"$have_PKG_CONFIG" = xyes],
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[AC_MSG_CHECKING(for Mozilla NSS version via pkg-config)
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NSS_VERSION="`$PKG_CONFIG --silence-errors --modversion nss 2>/dev/null`"
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if test "$?" != "0" -o -z "${NSS_VERSION}"; then
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NSS_VERSION="none"
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fi
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AC_MSG_RESULT(${NSS_VERSION} found)
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],
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[NSS_VERSION="none"
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AC_MSG_NOTICE([can not check libnss settings via pkg-config])
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]
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)
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AS_IF([test x"$NSS_VERSION" != xnone],
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[CFLAGS="`$PKG_CONFIG --silence-errors --cflags nss 2>/dev/null`"
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LIBS="`$PKG_CONFIG --silence-errors --libs nss 2>/dev/null`"
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REQUIRES="nss"
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],
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[CFLAGS=""
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LIBS="-lnss3 -lnssutil3 -lsmime3 -lssl3 -lplds4 -lplc4 -lnspr4"
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REQUIRES="nss"
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]
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)
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dnl allow overriding NSS settings if the user knows best
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AC_MSG_CHECKING(for Mozilla NSS cflags)
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AC_ARG_WITH(nss-includes,
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AS_HELP_STRING([@<:@--with-nss-includes=CFLAGS@:>@], [include flags for the Mozilla NSS library]),
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[
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case "${withval}" in
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yes|no)
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AC_MSG_ERROR(invalid option --with(out)-nss-includes - see docs/configure.txt)
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;;
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*)
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CFLAGS="${withval}"
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;;
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esac
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], [])
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AC_MSG_RESULT([${CFLAGS}])
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AC_MSG_CHECKING(for Mozilla NSS ldflags)
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AC_ARG_WITH(nss-libs,
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AS_HELP_STRING([@<:@--with-nss-libs=LIBS@:>@], [linker flags for the Mozilla NSS library]),
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[
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case "${withval}" in
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yes|no)
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AC_MSG_ERROR(invalid option --with(out)-nss-libs - see docs/configure.txt)
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;;
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*)
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LIBS="${withval}"
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;;
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esac
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], [])
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AC_MSG_RESULT([${LIBS}])
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dnl check if NSS is usable: we need both the runtime and headers
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dnl NOTE that caller may have to specify PKG_CONFIG_PATH including
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dnl their bitness variant if it is not prioritized in their default
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dnl setting built in by OS distribution; the .../pkgconfig/nss.pc
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dnl tends to specify the libdir which is CPU Arch dependent.
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AC_CHECK_FUNCS(NSS_Init, [nut_have_libnss=yes], [nut_have_libnss=no])
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dnl libc6 also provides an nss.h file, so also check for ssl.h
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AC_CHECK_HEADERS([nss.h ssl.h], [], [nut_have_libnss=no], [AC_INCLUDES_DEFAULT])
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if test "${nut_have_libnss}" = "yes"; then
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nut_with_ssl="yes"
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nut_ssl_lib="(Mozilla NSS)"
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AC_DEFINE(WITH_SSL, 1, [Define to enable SSL support])
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AC_DEFINE(WITH_NSS, 1, [Define to enable SSL support using Mozilla NSS])
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LIBSSL_CFLAGS="${CFLAGS}"
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LIBSSL_LIBS="${LIBS}"
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LIBSSL_REQUIRES="${REQUIRES}"
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fi
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dnl restore original CFLAGS and LIBS
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CFLAGS="${CFLAGS_ORIG}"
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LIBS="${LIBS_ORIG}"
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REQUIRES="${REQUIRES_ORIG}"
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GCC="$SAVED_GCC"
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CC="$SAVED_CC"
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fi
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])
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