The Tcpdump Group git mirrors - libpcap/blob - pcap-config.in

   1 #! /bin/sh
   2
   3 #
   4 # Script to give the appropriate compiler flags and linker flags
   5 # to use when building code that uses libpcap.
   6 #
   7 # These variables come from the configure script, so includedir and
   8 # libdir may be defined in terms of prefix and exec_prefix, so the
   9 # latter must be defined as well.
  10 #
  11 prefix="@prefix@"
  12 exec_prefix="@exec_prefix@"
  13 includedir="@includedir@"
  14 libdir="@libdir@"
  15 V_RPATH_OPT="@V_RPATH_OPT@"
  16 LIBS="@LIBS@"
  17 PACKAGE_NAME="@PACKAGE_NAME@"
  18
  19 static=0
  20 show_cflags=0
  21 show_libs=0
  22 while [ "$#" != 0 ]
  23 do
  24         case "$1" in
  25
  26         --static)
  27                 static=1
  28                 ;;
  29
  30         --cflags)
  31                 show_cflags=1
  32                 ;;
  33
  34         --libs)
  35                 show_libs=1
  36                 ;;
  37
  38         --additional-libs)
  39                 show_additional_libs=1
  40                 ;;
  41         esac
  42         shift
  43 done
  44 if [ "$V_RPATH_OPT" != "" ]
  45 then
  46         #
  47         # If libdir isn't /usr/lib, add it to the run-time linker path.
  48         #
  49         if [ "$libdir" != "/usr/lib" ]
  50         then
  51                 RPATH=$V_RPATH_OPT$libdir
  52         fi
  53 fi
  54 if [ "$static" = 1 ]
  55 then
  56         #
  57         # Include LIBS so that the flags include libraries containing
  58         # routines that libpcap uses.
  59         #
  60         if [ "$show_cflags" = 1 -a "$show_libs" = 1 ]
  61         then
  62                 echo "-I$includedir -L$libdir -lpcap $LIBS"
  63         elif [ "$show_cflags" = 1 -a "$show_additional_libs" = 1 ]
  64         then
  65                 echo "-I$includedir -L$libdir $LIBS"
  66         elif [ "$show_cflags" = 1 ]
  67         then
  68                 echo "-I$includedir"
  69         elif [ "$show_libs" = 1 ]
  70         then
  71                 echo "-L$libdir -lpcap $LIBS"
  72         elif [ "$show_additional_libs" = 1 ]
  73         then
  74                 echo "$LIBS"
  75         fi
  76 else
  77         #
  78         # Omit LIBS - libpcap is assumed to be linked with those
  79         # libraries, so there's no need to do so explicitly.
  80         #
  81         if [ "$show_cflags" = 1 -a "$show_libs" = 1 ]
  82         then
  83                 echo "-I$includedir -L$libdir $RPATH -l$PACKAGE_NAME"
  84         elif [ "$show_cflags" = 1 -a "$show_additional_libs" = 1 ]
  85         then
  86                 echo "-I$includedir"
  87         elif [ "$show_cflags" = 1 ]
  88         then
  89                 echo "-I$includedir"
  90         elif [ "$show_libs" = 1 ]
  91         then
  92                 echo "-L$libdir $RPATH -l$PACKAGE_NAME"
  93         fi
  94 fi