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 "$1" in
  25
  26         --static)
  27                 static=1
  28                 ;;
  29
  30         --cflags)
  31                 show_cflags=1
  32                 ;;
  33
  34         --libs)
  35                 show_libs=1
  36                 ;;
  37
  38         --additional-libs)
  39                 show_additional_libs=1
  40                 ;;
  41         esac
  42         shift
  43 done
  44 #
  45 # If libdir isn't /usr/lib, add it to the link-time linker path.
  46 #
  47 if [ "$libdir" != "/usr/lib" ]
  48 then
  49         LPATH=-L$libdir
  50 fi
  51 if [ "$V_RPATH_OPT" != "" ]
  52 then
  53         #
  54         # If libdir isn't /usr/lib, add it to the run-time linker path.
  55         #
  56         if [ "$libdir" != "/usr/lib" ]
  57         then
  58                 RPATH=$V_RPATH_OPT$libdir
  59         fi
  60 fi
  61 if [ "$static" = 1 ]
  62 then
  63         #
  64         # Include LIBS so that the flags include libraries containing
  65         # routines that libpcap uses.
  66         #
  67         if [ "$show_cflags" = 1 -a "$show_libs" = 1 ]
  68         then
  69                 echo "-I$includedir $LPATH -lpcap $LIBS"
  70         elif [ "$show_cflags" = 1 -a "$show_additional_libs" = 1 ]
  71         then
  72                 echo "-I$includedir $LPATH $LIBS"
  73         elif [ "$show_cflags" = 1 ]
  74         then
  75                 echo "-I$includedir"
  76         elif [ "$show_libs" = 1 ]
  77         then
  78                 echo "$LPATH -lpcap $LIBS"
  79         elif [ "$show_additional_libs" = 1 ]
  80         then
  81                 echo "$LIBS"
  82         fi
  83 else
  84         #
  85         # Omit LIBS - libpcap is assumed to be linked with those
  86         # libraries, so there's no need to do so explicitly.
  87         #
  88         if [ "$show_cflags" = 1 -a "$show_libs" = 1 ]
  89         then
  90                 echo "-I$includedir $LPATH $RPATH -l$PACKAGE_NAME"
  91         elif [ "$show_cflags" = 1 -a "$show_additional_libs" = 1 ]
  92         then
  93                 echo "-I$includedir"
  94         elif [ "$show_cflags" = 1 ]
  95         then
  96                 echo "-I$includedir"
  97         elif [ "$show_libs" = 1 ]
  98         then
  99                 echo "$LPATH $RPATH -l$PACKAGE_NAME"
 100         fi
 101 fi