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#!/bin/sh
#
# $Id: net-snmp-config.in,v 5.43 2005/11/15 16:37:58 rstory Exp $
#
# this shell script is designed to merely dump the configuration
# information about how the net-snmp package was compiled. The
# information is particularily useful for applications that need to
# link against the net-snmp libraries and hence must know about any
# other libraries that must be linked in as well.
check_build_dir()
{
build_dir=$1
if test "x$build_dir" = "x" ; then
echo "You must specify a build directory."
exit 1
fi
# is it the src dir?
if test -f $build_dir/net-snmp-config.in ; then
return
fi
# make sure we can find build dir
if ! test -d $build_dir/snmplib/.libs ; then
echo "$build_dir does not appear to be a build directory."
exit 1
fi
}
prefix=@prefix@
exec_prefix=@exec_prefix@
includedir=@includedir@
libdir=@libdir@
NSC_LDFLAGS="@LDFLAGS@"
NSC_INCLUDEDIR=${includedir}
NSC_LIBDIR=-L${libdir}
NSC_LIBS="@LIBS@ @WRAPLIBS@"
NSC_AGENTLIBS="@AGENTLIBS@ @WRAPLIBS@ @PERLLDOPTS@"
NSC_PREFIX=$prefix
NSC_EXEC_PREFIX=$exec_prefix
NSC_SRCDIR=@srcdir@
NSC_INCDIR=${NSC_PREFIX}/include
NSC_BASE_SUBAGENT_LIBS="-lnetsnmpagent -lnetsnmphelpers -lnetsnmp"
NSC_BASE_AGENT_LIBS="-lnetsnmpmibs -lnetsnmpagent -lnetsnmphelpers -lnetsnmp"
NSC_SRC_LIBDIRS="agent/.libs snmplib/.libs agent/helpers/.libs"
NSC_SRC_LIBDEPS="agent/.libs/libnetsnmpmibs.a agent/.libs/libnetsnmpagent.a agent/helpers/.libs/libnetsnmphelpers.a snmplib/.libs/libnetsnmp.a"
if test "x$NSC_SRCDIR" = "x." ; then
NSC_SRCDIR="NET-SNMP-SOURCE-DIR"
fi
if test "x$1" = "x"; then
usage="yes"
else
while test "x$done" = "x" -a "x$1" != "x" -a "x$usage" != "xyes"; do
case "$1" in
-*=*) optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
*) optarg= ;;
esac
case $1 in
--prefix=*)
prefix=$optarg
NSC_PREFIX=${prefix}
NSC_INCLUDEDIR=${prefix}/include
NSC_LIBDIR=-L${prefix}/lib
;;
--exec-prefix=*)
exec_prefix=$optarg
NSC_EXEC_PREFIX=${exec_prefix}
NSC_LIBDIR=-L${exec_prefix}/lib
;;
--debug-tokens|--deb*|--dbg*)
echo "find $NSC_SRCDIR -name \"*.c\" -print | xargs grep DEBUGMSGT | grep \\\" | cut -f 2 -d\\\" | sort -u"
if test "x$NSC_SRCDIR" != "xNET-SNMP-SOURCE-DIR" ; then
/usr/bin/find $NSC_SRCDIR -name "*.c" -print | xargs grep DEBUGMSGT | grep \" | cut -f 2 -d\" | sort -u
fi
;;
--indent-options|--in*)
echo "indent -orig -nbc -bap -nut -nfca `(cd $NSC_INCDIR/net-snmp; perl -n -e 'print "-T $1 " if (/}\s*(netsnmp_\w+)\s*;/);' */*.h)`"
;;
--configure-options|--con*)
echo @CONFIGURE_OPTIONS@
;;
--snmpd-module-list|--mod*)
echo @MODULE_LIST@
;;
--default-mibs|--mibs|--MIBS)
echo @DEFAULT_MIBS@
;;
--default-mibdirs|--mibdirs|--MIBDIRS)
echo @DEFAULT_MIBDIRS@
;;
--snmpconfpath|--SNMPCONFPATH)
echo "@SNMPCONFPATH@@ENV_SEPARATOR@@SNMPSHAREPATH@@ENV_SEPARATOR@@SNMPLIBPATH@@ENV_SEPARATOR@$HOME/.snmp@ENV_SEPARATOR@@PERSISTENT_DIRECTORY@"
;;
--persistent-directory|--persistent-dir)
echo @PERSISTENT_DIRECTORY@
;;
#################################################### compile
--base-cflags)
echo @CFLAGS@ @CPPFLAGS@ -I${NSC_INCLUDEDIR}
;;
--cflags|--cf*)
echo @CFLAGS@ @DEVFLAGS@ @CPPFLAGS@ -I. -I${NSC_INCLUDEDIR}
;;
--srcdir)
echo $NSC_SRCDIR
;;
#################################################### linking
--libdir|--lib-dir)
echo $NSC_LIBDIR
;;
--ldflags|--ld*)
echo $NSC_LDFLAGS
;;
--build-lib-dirs)
shift
build_dir=$1
check_build_dir $build_dir
for dir in $NSC_SRC_LIBDIRS; do
result="$result -L$build_dir/$dir"
done
echo $result
;;
--build-lib-deps)
shift
build_dir=$1
check_build_dir $build_dir
for dir in $NSC_SRC_LIBDEPS; do
result="$result $build_dir/$dir"
done
echo $result
;;
--build-includes)
shift
build_dir=$1
check_build_dir $build_dir
result="-I$build_dir/include"
if test "$build_dir" != "$NSC_SRCDIR" -a "$NSC_SRCDIR" != "NET-SNMP-SOURCE-DIR"
then
result="$result -I$NSC_SRCDIR/include"
fi
echo $result
;;
#################################################### client lib
--libs)
# use this one == --netsnmp-libs + --external-libs
echo $NSC_LDFLAGS $NSC_LIBDIR -lnetsnmp $NSC_LIBS
;;
--netsnmp-libs)
echo $NSC_LIBDIR -lnetsnmp
;;
--external-libs)
echo $NSC_LDFLAGS $NSC_LIBS
;;
#################################################### agent lib
--base-agent-libs)
echo $NSC_BASE_AGENT_LIBS
;;
--base-subagent-libs)
echo $NSC_BASE_SUBAGENT_LIBS
;;
--agent-libs)
# use this one == --netsnmp-agent-libs + --external-libs
echo $NSC_LDFLAGS $NSC_LIBDIR $NSC_BASE_AGENT_LIBS $NSC_AGENTLIBS
;;
--netsnmp-agent-libs)
echo $NSC_LIBDIR $NSC_BASE_AGENT_LIBS
;;
--external-agent-libs)
echo $NSC_LDFLAGS $NSC_AGENTLIBS
;;
####################################################
--version|--ver*)
echo @VERSION@
;;
--help)
usage="yes"
;;
--prefix|--pre*)
echo $NSC_PREFIX
;;
--exec-prefix)
echo $NSC_EXEC_PREFIX
;;
####################################################
--create-snmpv3-user)
if @PSCMD@ | egrep ' snmpd *$' > /dev/null 2>&1 ; then
echo "Apparently at least one snmpd demon is already running."
echo "You must stop them in order to use this command."
exit 1
fi
Aalgorithm="MD5"
Xalgorithm="DES"
token=rwuser
shift
while test "x$done" = "x" -a "x$1" != "x" ; do
case $1 in
-A|-a)
shift
if test "x$1" = "x" ; then
echo "You must specify an authentication algorithm or pass phrase"
exit 1
fi
case $1 in
MD5|SHA)
Aalgorithm=$1
shift
;;
md5|sha)
Aalgorithm=`echo $1 | tr a-z A-Z`
shift
;;
*)
apassphrase=$1
shift
;;
esac
;;
-X|-x)
shift
if test "x$1" = "x" ; then
echo "You must specify an encryption algorithm or pass phrase"
exit 1
fi
case $1 in
DES|AES|AES128)
Xalgorithm=$1
shift
;;
des|aes|aes128)
Xalgorithm=`echo $1 | tr a-z A-Z`
shift
;;
*)
xpassphrase=$1
shift
;;
esac
;;
-ro)
token="rouser"
shift
;;
-*)
echo "unknown suboption to --create-snmpv3-user: $1"
exit 1
;;
*)
done=1
;;
esac
done
if test "x$1" = "x" ; then
prompt=yes
echo "Enter a SNMPv3 user name to create: "
read user
else
user=$1
shift
fi
if test "x$user" = "x" ; then
echo "You must specify a user name"
exit 1
fi
if test "x$apassphrase" = "x" ; then
prompt=yes
echo "Enter authentication pass-phrase: "
read apassphrase
fi
if test "x$apassphrase" = "x" ; then
echo "You must specify an authentication pass-phrase"
exit 1
fi
if test "x$prompt" = "xyes" -a "x$xpassphrase" = "x" ; then
echo "Enter encryption pass-phrase: "
echo " [press return to reuse the authentication pass-phrase]"
read xpassphrase
fi
outdir="@PERSISTENT_DIRECTORY@"
outfile="$outdir/snmpd.conf"
line="createUser $user $Aalgorithm \"$apassphrase\" $Xalgorithm $xpassphrase"
echo "adding the following line to $outfile:"
echo " " $line
# in case it hasn't ever been started yet, start it.
if ! test -d $outdir ; then
mkdir $outdir
fi
if ! test -d $outfile ; then
touch $outfile
fi
echo $line >> $outfile
outfile="@datadir@/snmp/snmpd.conf"
line="$token $user"
echo "adding the following line to $outfile:"
echo " " $line
if ! test -d $outfile ; then
touch $outfile
fi
echo $line >> $outfile
;;
####################################################
--compile-subagent)
shift
while test "x$done" = "x" -a "x$1" != "x" ; do
case $1 in
--norm)
norm=1
shift
;;
--cflags)
shift
if test "x$1" = "x" ; then
echo "You must specify the extra cflags"
exit 1
fi
cflags=$1
echo "setting extra cflags: $cflags"
shift
;;
--ldflags)
shift
if test "x$1" = "x" ; then
echo "You must specify the extra ldflags"
exit 1
fi
ldflags=$1
echo "setting extra ldflags: $ldflags"
shift
;;
--*)
echo "unknown suboption to --compile-subagent: $1"
exit 1
;;
*)
if test "x$outname" = "x"; then
outname=$1
shift
else
done=1
fi
;;
esac
done
tmpfile=netsnmptmp.$$.c
if test -f $tmpfile; then
echo "Ack. Can't create $tmpfile: already exists"
exit 1
fi
echo "generating the tmporary code file: $tmpfile"
rm -f $tmpfile
cat > $tmpfile <<EOF
/* generated from net-snmp-config */
#include <net-snmp/net-snmp-config.h>
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif /* HAVE_SIGNAL_H */
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
EOF
# If we were only given a single filename
# (and no explicit output name)
# then use that as the base of the output name
#
# If we weren't even given that, then bomb out
if test "x$1" = "x"; then
if test "x$outname" = "x"; then
echo "No MIB module codefile specified"
rm -f $tmpfile
exit 1
else
cfiles=$outname
outname=`basename $cfiles | sed 's/\.[co]$//'`
if test -f $outname.h; then
if grep "init_$outname" $outname.h; then
echo " #include \"$outname.h\"" >> $tmpfile
fi
fi
fi
fi
# add include files
while test "$1" != ""; do
cfiles="$cfiles $1"
name=`basename $1 | sed 's/\.[co]$//'`
if test -f $name.h; then
if grep "init_$name" $name.h; then
echo " #include \"$name.h\"" >> $tmpfile
fi
fi
shift
done
cat >> $tmpfile <<EOF
extern int netsnmp_running;
RETSIGTYPE
stop_server(int a) {
netsnmp_running = 0;
}
int
main (int argc, char **argv) {
/* print log errors to stderr */
snmp_enable_stderrlog();
/* we are a subagent */
netsnmp_ds_set_boolean(NETSNMP_DS_APPLICATION_ID, NETSNMP_DS_AGENT_ROLE, 1);
/* initialize tcpip, if necessary */
SOCK_STARTUP;
/* initialize the agent library */
init_agent("$outname");
/* initialize your mib code here */
EOF
# add init routines
for i in $cfiles ; do
name=`basename $i | sed 's/\.[co]$//'`
echo checking for init_$name in $i
if grep "init_$name" $i ; then
echo " init_${name}();" >> $tmpfile
fi
shift
done
# finish file
cat >> $tmpfile <<EOF
/* ustMain will be used to read ustMain.conf files. */
init_snmp("$outname");
/* In case we received a request to stop (kill -TERM or kill -INT) */
netsnmp_running = 1;
#ifdef SIGTERM
signal(SIGTERM, stop_server);
#endif
#ifdef SIGINT
signal(SIGINT, stop_server);
#endif
/* main loop here... */
while(netsnmp_running) {
agent_check_and_process(1);
}
/* at shutdown time */
snmp_shutdown("$outname");
SOCK_CLEANUP;
exit(0);
}
EOF
if test "$?" != 0 -o ! -f "$tmpfile" ; then
echo "Ack. Can't create $tmpfile."
exit 1
fi
cmd="@CC@ $cflags @CFLAGS@ @DEVFLAGS@ -I. -I${NSC_INCLUDEDIR} -o $outname $tmpfile $cfiles $NSC_LDFLAGS $NSC_LIBDIR $NSC_BASE_AGENT_LIBS $NSC_AGENTLIBS $ldflags"
echo "running: $cmd"
`$cmd`
if test "x$norm" != "x1" ; then
echo "removing the tmporary code file: $tmpfile"
rm -f $tmpfile
else
echo "leaving the tmporary code file: $tmpfile"
fi
if test -f $outname ; then
echo "subagent program $outname created"
fi
;;
*)
echo "unknown option $1"
usage="yes"
;;
esac
shift
done
fi
if test "x$usage" = "xyes"; then
echo ""
echo "Usage:"
echo " net-snmp-config [--cflags] [--agent-libs] [--libs] [--version]"
echo " ... [see below for complete flag list]"
echo ""
echo " --version displays the net-snmp version number"
echo " --indent-options displays the indent options from the Coding Style"
echo " --debug-tokens displays a example command line to search to source"
echo " code for a list of available debug tokens"
echo ""
echo " SNMP Setup commands:"
echo ""
echo " --create-snmpv3-user [-ro] [-A authpass] [-X privpass]"
echo " [-a MD5|SHA] [-x DES|AES] [username]"
echo ""
echo " These options produce the various compilation flags needed when"
echo " building external SNMP applications:"
echo ""
echo " --base-cflags lists additional compilation flags needed"
echo " --cflags lists additional compilation flags needed"
echo " (includes -I. and extra developer warning flags)"
echo ""
echo " These options produce the various link flags needed when"
echo " building external SNMP applications:"
echo ""
echo " --libs lists libraries needed for building applications"
echo " --agent-libs lists libraries needed for building subagents"
echo ""
echo " These options produce various link flags broken down into parts."
echo " (Most of the time the simple options above should be used.)"
echo ""
echo " --libdir path to netsnmp libraries"
echo ""
echo " --base-agent-libs netsnmp specific agent libraries"
echo ""
echo " --netsnmp-libs netsnmp specific libraries (with path)"
echo " --netsnmp-agent-libs netsnmp specific agent libraries (with path)"
echo ""
echo " --ldflags link flags for external libraries"
echo " --external-libs external libraries needed by netsnmp libs"
echo " --external-agent-libs external libraries needed by netsnmp agent libs"
echo ""
echo " These options produce various link flags used when linking an"
echo " external application against an uninstalled build directory."
echo ""
echo " --build-includes include path to build/source includes"
echo " --build-lib-dirs link path to libraries"
echo " --build-lib-deps path to libraries for dependency target"
echo ""
echo " Automatted subagent building (produces an OUTPUTNAME binary file):"
echo " [this feature has not been tested very well yet. use at your risk.]"
echo ""
echo " --compile-subagent OUTPUTNAME [--norm] [--cflags flags]"
echo " [--ldflags flags] mibmodule1.c [...]]"
echo ""
echo " --norm leave the generated .c file around to read."
echo " --cflags flags extra cflags to use (e.g. -I...)."
echo " --ldflags flags extra ld flags to use (e.g. -L... -l...)."
echo ""
echo " Details on how the net-snmp package was compiled:"
echo ""
echo " --configure-options display original configure arguments"
echo " --prefix display the installation prefix"
echo " --snmpd-module-list display the modules compiled into the agent"
echo " --default-mibs display default list of MIBs"
echo " --default-mibdirs display default list of MIB directories"
echo " --snmpconfpath display default SNMPCONFPATH"
echo " --persistent-directory display default persistent directory"
echo ""
exit
fi