mirror of https://gitee.com/bigwinds/arangodb
120 lines
4.0 KiB
Plaintext
120 lines
4.0 KiB
Plaintext
dnl -*- mode: Autoconf; -*-
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dnl ----------------------------------------------------------------------------
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dnl --SECTION-- LIBEV
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dnl ----------------------------------------------------------------------------
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AC_ARG_WITH(libev,
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AS_HELP_STRING([--with-libev=DIR], [where the libev library and includes are located]),
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[LIBEV_CPPFLAGS="-I$withval/include"
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LIBEV_LDFLAGS="-L$withval/lib"
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LIBEV="$withval"]
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)
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AC_ARG_WITH(libev-lib,
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AS_HELP_STRING([--with-libev-lib=DIR], [where the libev library is located]),
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[LIBEV_LDFLAGS="-L$withval"]
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)
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AC_MSG_NOTICE([--------------------------------------------------------------------------------])
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AC_MSG_NOTICE([CHECKING FOR LIBEV])
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AC_MSG_NOTICE([--------------------------------------------------------------------------------])
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dnl ----------------------------------------------------------------------------
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dnl checks for the LIBEV library
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dnl ----------------------------------------------------------------------------
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AC_LANG(C)
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if test "x$LIBEV_CPPFLAGS" != x; then
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TR_INCLUDE([LIBEV_CPPFLAGS])
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LIBEV_CPPFLAGS="$LIBEV_CPPFLAGS -DEV_MINIMAL=0"
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fi
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dnl ----------------------------------------------------------------------------
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dnl save flags
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dnl ----------------------------------------------------------------------------
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SAVE_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS="$CPPFLAGS $LIBEV_CPPFLAGS"
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SAVE_LDFLAGS="$LDFLAGS"
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LDFLAGS="$LDFLAGS $LIBEV_LDFLAGS"
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SAVE_LIBS="$LIBS"
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dnl ----------------------------------------------------------------------------
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dnl check for header and library
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dnl ----------------------------------------------------------------------------
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tr_LIBEV="yes"
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AC_CHECK_HEADERS(ev.h, [], [tr_LIBEV="no"])
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AC_CHECK_LIB([rt], [clock_gettime], [LIBEV_LIBS="-lrt" LIBS="-lrt $LIBS"], [tr_LIBEV="no"])
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AC_CHECK_LIB([ev], [ev_now], [LIBEV_LIBS="-lev $LIBEV_LIBS" tr_LIBEV="yes"], [tr_LIBEV="no"])
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if test "x$tr_LIBEV" != xyes; then
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AC_MSG_ERROR([Please install libev from http://software.schmorp.de/pkg/libev.html])
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fi
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dnl ----------------------------------------------------------------------------
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dnl add substitutions
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dnl ----------------------------------------------------------------------------
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AC_SUBST(LIBEV_CPPFLAGS)
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AC_SUBST(LIBEV_LDFLAGS)
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AC_SUBST(LIBEV_LIBS)
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dnl ----------------------------------------------------------------------------
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dnl grep libev version number
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dnl ----------------------------------------------------------------------------
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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#include <ev.h>
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main () {
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long sdnhg36ed = EV_VERSION_MAJOR EV_VERSION_MINOR ;
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}
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_ACEOF
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AC_MSG_CHECKING([LIBEV version])
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eval "$ac_cpp conftest.$ac_ext" | fgrep "long sdnhg36ed" | awk '{print $4 "." $5}' > conftest.output
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TRI_LIBEV_VERSION=`cat conftest.output`
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AC_MSG_RESULT([$TRI_LIBEV_VERSION])
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rm -f conftest*
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dnl ----------------------------------------------------------------------------
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dnl restore flags
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dnl ----------------------------------------------------------------------------
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LIBS="$SAVE_LIBS"
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LDFLAGS="$SAVE_LDFLAGS"
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CPPFLAGS="$SAVE_CPPFLAGS"
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LIBEV_CPPFLAGS="${LIBEV_CPPFLAGS} -DTRI_LIBEV_VERSION='\"${TRI_LIBEV_VERSION}\"'"
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dnl ----------------------------------------------------------------------------
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dnl informational output
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dnl ----------------------------------------------------------------------------
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LIB_INFO="$LIB_INFO|LIBEV: system version"
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LIB_INFO="$LIB_INFO|LIBEV VERSION: ${TRI_LIBEV_VERSION}"
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LIB_INFO="$LIB_INFO|LIBEV_CPPFLAGS: ${LIBEV_CPPFLAGS}"
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LIB_INFO="$LIB_INFO|LIBEV_LDFLAGS: ${LIBEV_LDFLAGS}"
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LIB_INFO="$LIB_INFO|LIBEV_LIBS: ${LIBEV_LIBS}"
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LIB_INFO="$LIB_INFO|."
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dnl ----------------------------------------------------------------------------
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dnl --SECTION-- END-OF-FILE
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dnl ----------------------------------------------------------------------------
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dnl Local Variables:
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dnl mode: outline-minor
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dnl outline-regexp: "^\\(dnl --SECTION--\\)"
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dnl End:
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