X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=configure.in;h=8bc960e3ad69dd07986c7dfc8ef7d2735fc53bac;hb=d3fe100dfc120244d316e083ce87b1eb130fe4fd;hp=9bb9248843989816813bbb5ed477102dee86e514;hpb=5963521296680c2aeb40baeb72459dffc14cd996;p=secnet.git

diff --git a/configure.in b/configure.in
index 9bb9248..8bc960e 100644
--- a/configure.in
+++ b/configure.in
@@ -15,12 +15,30 @@ AC_STDC_HEADERS
 AC_CHECK_HEADERS(stdint.h inttypes.h)
 AC_CHECK_HEADERS(linux/if.h)
 AC_C_BIGENDIAN
+AC_CHECK_SIZEOF(unsigned long long)
+AC_CHECK_SIZEOF(unsigned long)
+AC_CHECK_SIZEOF(unsigned int)
+AC_CHECK_SIZEOF(unsigned short)
+AC_CHECK_SIZEOF(unsigned char)
 
+dnl the order in which libraries is checked is important
+dnl eg. adns on Solaris 2.5.1 depends on -lnsl and -lsocket
 AC_CHECK_LIB(gmp,mpz_init_set_str)
 AC_CHECK_LIB(gmp2,mpz_init_set_str)
+AC_CHECK_LIB(gmp,__gmpz_init_set_str)
 AC_CHECK_LIB(fl,yywrap)
-AC_CHECK_LIB(adns,adns_init)
+AC_CHECK_LIB(nsl,inet_ntoa)
 AC_CHECK_LIB(getopt,getopt_long)
 AC_CHECK_LIB(gnugetopt,getopt_long)
+AC_CHECK_LIB(socket,socket)
+AC_CHECK_LIB(resolv,inet_aton)
+AC_CHECK_LIB(adns,adns_init)
+
+dnl check for getopt in standard library
+AC_SUBST(LIBOBJS)
+AC_CHECK_FUNCS(getopt_long , , [LIBOBJS="$LIBOBJS getopt.o getopt1.o"] ) 
+dnl check for alloca
+AC_CHECK_FUNCS(snprintf , , [LIBOBJS="$LIBOBJS snprintf.o"] )
+AC_FUNC_ALLOCA()
 
-AC_OUTPUT(Makefile)
+AC_OUTPUT(Makefile,echo timestamp >stamp-h)