cmulocal/com_err_link.m4

   1 dnl damnit, i don't want to figure out if I need to build an integral com_err
   2 dnl library with the collection, I just want to know where it's installed,
   3 dnl so don't bitch, Rob...
   4 dnl Derrick Brashear
   5 dnl $Id: com_err_link.m4,v 1.9 2006/02/25 18:32:46 cg2v Exp $
   6
   7
   8 AC_DEFUN([CMU_COMERR_INC_WHERE1], [
   9 saved_CPPFLAGS=$CPPFLAGS
  10 CPPFLAGS="$saved_CPPFLAGS -I$1"
  11 AC_TRY_COMPILE([#include <com_err.h>],
  12 [int foo;],
  13 ac_cv_found_com_err_inc=yes,
  14 ac_cv_found_com_err_inc=no)
  15 CPPFLAGS=$saved_CPPFLAGS
  16 ])
  17
  18 AC_DEFUN([CMU_COMERR_INC_WHERE], [
  19    for i in $1; do
  20       AC_MSG_CHECKING(for com_err headers in $i)
  21       CMU_COMERR_INC_WHERE1($i)
  22       CMU_TEST_INCPATH($i, com_err)
  23       if test "$ac_cv_found_com_err_inc" = "yes"; then
  24         ac_cv_comerr_where_inc=$i
  25         AC_MSG_RESULT(found)
  26         break
  27       else
  28         AC_MSG_RESULT(not found)
  29       fi
  30     done
  31 ])
  32
  33 #
  34 # Test for lib files
  35 #
  36
  37 AC_DEFUN([CMU_COMERR_LIB_WHERE1], [
  38 saved_LIBS=$LIBS
  39 LIBS="$saved_LIBS -L$1 -lcom_err"
  40 AC_TRY_LINK(,
  41 [com_err();],
  42 [ac_cv_found_com_err_lib=yes],
  43 ac_cv_found_com_err_lib=no)
  44 LIBS=$saved_LIBS
  45 ])
  46
  47 AC_DEFUN([CMU_COMERR_LIB_WHERE], [
  48    for i in $1; do
  49       AC_MSG_CHECKING(for com_err libraries in $i)
  50       CMU_COMERR_LIB_WHERE1($i)
  51       CMU_TEST_LIBPATH($i, com_err)
  52       if test "$ac_cv_found_com_err_lib" = "yes" ; then
  53         ac_cv_comerr_where_lib=$i
  54         AC_MSG_RESULT(found)
  55         break
  56       else
  57         AC_MSG_RESULT(not found)
  58       fi
  59     done
  60 ])
  61
  62 AC_DEFUN([CMU_USE_COMERR], [
  63 AC_REQUIRE([CMU_FIND_LIB_SUBDIR])
  64 AC_ARG_WITH(comerr,
  65         [  --with-comerr=PREFIX      Compile with com_err support],
  66         [if test "X$with_comerr" = "X"; then
  67                 with_comerr=yes
  68         fi])
  69 AC_ARG_WITH(comerr-lib,
  70         [  --with-comerr-lib=dir     use com_err libraries in dir],
  71         [if test "$withval" = "yes" -o "$withval" = "no"; then
  72                 AC_MSG_ERROR([No argument for --with-comerr-lib])
  73         fi])
  74 AC_ARG_WITH(comerr-include,
  75         [  --with-comerr-include=dir use com_err headers in dir],
  76         [if test "$withval" = "yes" -o "$withval" = "no"; then
  77                 AC_MSG_ERROR([No argument for --with-comerr-include])
  78         fi])
  79
  80         if test "X$with_comerr" != "X"; then
  81           if test "$with_comerr" != "yes"; then
  82             ac_cv_comerr_where_lib=$with_comerr/$CMU_LIB_SUBDIR
  83             ac_cv_comerr_where_inc=$with_comerr/include
  84           fi
  85         fi
  86
  87         if test "X$with_comerr_lib" != "X"; then
  88           ac_cv_comerr_where_lib=$with_comerr_lib
  89         fi
  90         if test "X$ac_cv_comerr_where_lib" = "X"; then
  91           CMU_COMERR_LIB_WHERE(/usr/athena/$CMU_LIB_SUBDIR /usr/$CMU_LIB_SUBDIR /usr/local/$CMU_LIB_SUBDIR)
  92         fi
  93
  94         if test "X$with_comerr_include" != "X"; then
  95           ac_cv_comerr_where_inc=$with_comerr_include
  96         fi
  97         if test "X$ac_cv_comerr_where_inc" = "X"; then
  98           CMU_COMERR_INC_WHERE(/usr/athena/include /usr/local/include)
  99         fi
 100
 101         AC_MSG_CHECKING(whether to include com_err)
 102         if test "X$ac_cv_comerr_where_lib" = "X" -a "X$ac_cv_comerr_where_inc" = "X"; then
 103           ac_cv_found_com_err=no
 104           AC_MSG_RESULT(no)
 105         else
 106           ac_cv_found_com_err=yes
 107           AC_MSG_RESULT(yes)
 108           COMERR_INC_DIR=$ac_cv_comerr_where_inc
 109           COMERR_LIB_DIR=$ac_cv_comerr_where_lib
 110           test "$COMERR_INC_DIR"  && COMERR_INC_FLAGS="-I${COMERR_INC_DIR}"
 111           COMERR_LIB_FLAGS="-lcom_err"
 112           test "$COMERR_LIB_DIR"  && COMERR_LIB_FLAGS="-L${COMERR_LIB_DIR} -lcom_err"
 113           dnl Do not force configure.in to put these in CFLAGS and LIBS unconditionally
 114           dnl Allow makefile substitutions....
 115           AC_SUBST(COMERR_INC_FLAGS)
 116           AC_SUBST(COMERR_LIB_FLAGS)
 117           if test "X$RPATH" = "X"; then
 118                 RPATH=""
 119           fi
 120           case "${host}" in
 121             *-*-linux*)
 122               if test "X$RPATH" = "X"; then
 123                 RPATH="-Wl,-rpath,${COMERR_LIB_DIR}"
 124               else
 125                 RPATH="${RPATH}:${COMERR_LIB_DIR}"
 126               fi
 127               ;;
 128             *-*-hpux*)
 129               if test "X$RPATH" = "X"; then
 130                 RPATH="-Wl,+b${COMERR_LIB_DIR}"
 131               else
 132                 RPATH="${RPATH}:${COMERR_LIB_DIR}"
 133               fi
 134               ;;
 135             *-*-irix*)
 136               if test "X$RPATH" = "X"; then
 137                 RPATH="-Wl,-rpath,${COMERR_LIB_DIR}"
 138               else
 139                 RPATH="${RPATH}:${COMERR_LIB_DIR}"
 140               fi
 141               ;;
 142             *-*-solaris2*)
 143               if test "$ac_cv_prog_gcc" = yes; then
 144                 if test "X$RPATH" = "X"; then
 145                   RPATH="-Wl,-R${COMERR_LIB_DIR}"
 146                 else
 147                   RPATH="${RPATH}:${COMERR_LIB_DIR}"
 148                 fi
 149               else
 150                 RPATH="${RPATH} -R${COMERR_LIB_DIR}"
 151               fi
 152               ;;
 153           esac
 154           AC_SUBST(RPATH)
 155         fi
 156         ])
 157