Make setgroups(3) function optional

[ngircd-alex.git] / configure.ng

diff --git a/configure.ng b/configure.ng
index 7d22090780c77a781b88a7b7ef8432f5fa21d05f..34094a485180cc9874085daf4d45a2b8ae31aefb 100644 (file)
--- a/configure.ng
+++ b/configure.ng
@@ -66,6 +66,7 @@ AC_PROG_AWK
 AC_PROG_INSTALL
 AC_PROG_LN_S
 AC_PROG_MAKE_SET
+AC_PROG_MKDIR_P
 AC_PROG_RANLIB
 
 # -- Compiler Features --
@@ -154,7 +155,7 @@ AC_HEADER_TIME
 # Required header files
 AC_CHECK_HEADERS([ \
        fcntl.h netdb.h netinet/in.h stdlib.h string.h \
-       strings.h sys/socket.h sys/time.h unistd.h \
+       strings.h sys/socket.h sys/time.h sys/types.h unistd.h \
        ],,AC_MSG_ERROR([required C header missing!]))
 
 # Optional header files
@@ -220,8 +221,8 @@ AC_CHECK_FUNCS([ \
 # Optional functions
 AC_CHECK_FUNCS_ONCE([
        arc4random arc4random_stir gai_strerror getnameinfo inet_aton \
-       sigaction sigprocmask snprintf vsnprintf strdup strndup strlcpy strlcat \
-       strtok_r unsetenv waitpid])
+       setgroups sigaction sigprocmask snprintf strdup strlcat strlcpy \
+       strndup strtok_r unsetenv vsnprintf waitpid])
 
 WORKING_GETADDRINFO
 
@@ -470,6 +471,8 @@ AC_ARG_WITH(tcp-wrappers,
                        LIBS="-lwrap $LIBS"
                        LIBS_END="-lwrap $LIBS_END"
                        AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+#include <sys/types.h>
+#include <sys/socket.h>
 #include <tcpd.h>
 int allow_severity = 0;
 int deny_severity = 0;
@@ -673,7 +676,9 @@ if test $? -eq 0; then
        # Generate debian/ link if the dpkg command exists
        # (read: if we are running on a debian compatible system)
        echo "creating Debian-specific links ..."
-       test -f debian/rules || ln -s contrib/Debian debian
+       if test ! -f debian/rules -a -f contrib/Debian/rules; then
+               ln -s contrib/Debian debian
+       fi
 fi
 
 # -- Result --