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Viewing changes to lib/popt/libpopt.m4

  • Committer: Chuck Short
  • Date: 2010-09-28 20:38:39 UTC
  • Revision ID: zulcss@ubuntu.com-20100928203839-pgjulytsi9ue63x1
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lib/popt/libpopt.m4
 
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dnl Check to see if we should use the included popt
 
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INCLUDED_POPT=auto
 
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AC_ARG_WITH(included-popt,
 
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[  --with-included-popt    use bundled popt library, not from system],
 
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[ INCLUDED_POPT=$withval ])
 
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AC_SUBST(POPT_LIBS)
 
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AC_SUBST(POPT_CFLAGS)
 
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if test x"$INCLUDED_POPT" != x"yes"; then
 
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        AC_CHECK_HEADERS(popt.h)
 
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        AC_CHECK_LIB(popt, poptGetContext, [ POPT_LIBS="-lpopt" ])
 
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        if test x"$ac_cv_header_popt_h" = x"no" -o x"$ac_cv_lib_popt_poptGetContext" = x"no"; then
 
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                INCLUDED_POPT=yes
 
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                POPT_CFLAGS=""
 
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        else
 
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                INCLUDED_POPT=no
 
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        fi
 
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fi
 
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AC_MSG_CHECKING(whether to use included popt)
 
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AC_MSG_RESULT($INCLUDED_POPT)
 
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if test x"$INCLUDED_POPT" != x"no"; then
 
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        dnl find the popt sources. This is meant to work both for 
 
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        dnl popt standalone builds, and builds of packages using popt
 
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        poptdir=""
 
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        poptpaths="$srcdir $srcdir/lib/popt $srcdir/popt $srcdir/../popt $srcdir/../lib/popt"
 
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        for d in $poptpaths; do
 
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                if test -f "$d/popt.c"; then
 
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                        poptdir="$d"            
 
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                        POPT_CFLAGS="-I$d"
 
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                        AC_SUBST(poptdir)
 
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                        break
 
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                fi
 
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        done
 
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        if test x"$poptdir" = "x"; then
 
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                AC_MSG_ERROR([cannot find popt source in $poptpaths])
 
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        fi
 
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        POPT_OBJ="popt.o findme.o poptconfig.o popthelp.o poptparse.o"
 
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        AC_SUBST(POPT_OBJ)
 
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        AC_CHECK_HEADERS([float.h alloca.h])
 
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fi