- Test auf POSIX Regular-Expression-Funktionen eingebaut.

[ngircd-alex.git] / configure.in

diff --git a/configure.in b/configure.in
index 948663ddf2edc322ac945e0656c9b6d6e7bfad44..6cd92d8e03e8348cbda35683990bb9a97c265ffd 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -9,7 +9,7 @@
 # Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
 # der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
 #
-# $Id: configure.in,v 1.42 2002/03/31 20:55:07 alex Exp $
+# $Id: configure.in,v 1.44 2002/04/24 13:33:56 alex Exp $
 #
 
 # -- Initialisierung --
@@ -27,6 +27,7 @@ AH_TEMPLATE([HAVE_socklen_t], [Define if socklen_t exists])
 AH_TEMPLATE([SNIFFER], [Define if IRC sniffer should be enabled])
 AH_TEMPLATE([STRICT_RFC], [Define if ngIRCd should behave strict RFC compliant])
 AH_TEMPLATE([USE_SYSLOG], [Define if syslog should be used for logging])
+AH_TEMPLATE([REGEX], [Define if POSIX regular expression functions are available])
 
 AH_TEMPLATE([TARGET_OS], [Target operating system name])
 AH_TEMPLATE([TARGET_VENDOR], [Target system vendor])
@@ -45,21 +46,21 @@ AC_PROG_LN_S
 AC_PROG_MAKE_SET
 AC_PROG_RANLIB
 
-AC_CHECK_PROGS([NROFF], [groff nroff])
-
 # -- Header --
 
 AC_HEADER_STDC
 
 AC_HEADER_TIME
 
-AC_CHECK_HEADERS(arpa/inet.h)
-
 AC_CHECK_HEADERS([ \
        errno.h fcntl.h netdb.h netinet/in.h stdlib.h string.h \
        sys/socket.h sys/time.h sys/wait.h unistd.h \
        ],,AC_MSG_ERROR([required C header missing!]))
 
+AC_CHECK_HEADERS(arpa/inet.h)
+
+AC_CHECK_HEADERS(regex.h,regex_h_ok=1)
+
 # -- Datentypen --
 
 AC_MSG_CHECKING(whether socklen_t exists)
@@ -91,6 +92,8 @@ AC_CHECK_FUNCS([ \
 
 AC_CHECK_FUNCS(inet_aton)
 
+AC_CHECK_FUNCS(regcomp,regcomp_ok=1)
+
 AC_CHECK_FUNCS(sigaction)
 
 # -- Konfigurationsoptionen --
@@ -148,6 +151,18 @@ AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu" )
 AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor" )
 AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os" )
 
+if test `uname` = "A/UX"; then
+       # unter A/UX sollte _POSIX_SOURCE definiert sein.
+       AC_MSG_RESULT([detected A/UX, defining _POSIX_SOURCE])
+       CFLAGS="$CFLAGS -D_POSIX_SOURCE"
+fi
+
+if test "$regcomp_ok" -eq 1 -a "$regex_h_ok" -eq 1; then
+       # POSIX Regular Expression Library ist verfuegbar
+       AC_MSG_RESULT([detected POSIX regular expression library])
+       AC_DEFINE(REGEX)
+fi
+
 # -- Variablen --
 
 if test "$GCC" = "yes"; then
@@ -156,12 +171,6 @@ fi
 
 CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"'"
 
-if test `uname` = "A/UX"; then
-       # unter A/UX sollte _POSIX_SOURCE definiert sein.
-       AC_MSG_RESULT([detected A/UX, defining _POSIX_SOURCE])
-       CFLAGS="$CFLAGS -D_POSIX_SOURCE"
-fi
-
 # -- Ausgabe --
 
 AC_OUTPUT([ \