Cygwin: Rename libznc.dll to cygznc-1.7.dll

https://cygwin.com/ml/cygwin-apps/2015-07/msg00108.html

Makefile.in

@@ -21,6 +21,7 @@ LDFLAGS  := @LDFLAGS@
 LIBS     := @LIBS@
 LIBZNC   := @LIBZNC@
 LIBZNCDIR:= @LIBZNCDIR@
+LIBZNC_VERSION := @LIBZNC_VERSION@
 MODDIR   := @MODDIR@
 DATADIR  := @DATADIR@
 PKGCONFIGDIR := $(libdir)/pkgconfig
@@ -50,7 +51,8 @@ LIB_OBJS  := $(patsubst %cpp,%o,$(LIB_SRCS))
 BIN_OBJS  := $(patsubst %cpp,%o,$(BIN_SRCS))
 TESTS     := StringTest ConfigTest UtilsTest ThreadTest NickTest ClientTest NetworkTest
 TESTS     := $(addprefix test/,$(addsuffix .o,$(TESTS)))
-CLEAN     := znc src/*.o test/*.o core core.* .version_extra .depend modules/.depend unittest
+CLEAN     := znc src/*.o test/*.o core core.* .version_extra .depend modules/.depend \
+	unittest $(LIBZNC)
 DISTCLEAN := Makefile config.log config.status znc-buildmod include/znc/zncconfig.h \
 	modules/Makefile man/Makefile znc.pc znc-uninstalled.pc test/Makefile
 
@@ -87,7 +89,7 @@ znc: $(OBJS)
 else
 znc: $(BIN_OBJS) $(LIBZNC)
 	$(E) Linking znc...
-	$(Q)$(CXX) $(LDFLAGS) -o $@ $(BIN_OBJS) -L. -lznc -Wl,-rpath,$(LIBZNCDIR) $(LIBS)
+	$(Q)$(CXX) $(LDFLAGS) -o $@ $(BIN_OBJS) -L. -lznc-$(LIBZNC_VERSION) -Wl,-rpath,$(LIBZNCDIR) $(LIBS)
 
 $(LIBZNC): $(LIB_OBJS)
 	$(E) Linking $(LIBZNC)...

configure.ac

@@ -8,6 +8,7 @@ dnl Needed for AC_PATH_PROGS_FEATURE_CHECK which was added in 2.62
 AC_PREREQ([2.62])
 dnl Keep the version number in sync with main.h!
 AC_INIT([znc], [1.7.x])
+LIBZNC_VERSION=1.7
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_SRCDIR([src/znc.cpp])
 AC_LANG([C++])
@@ -473,7 +474,7 @@ if test -z "$ISCYGWIN" ; then
 	appendMod -fPIC
 else
 	# But cygwin does want most of ZNC in a shared lib
-	LIBZNC="libznc.dll"
+	LIBZNC="cygznc-${LIBZNC_VERSION}.dll"
 	LIBZNCDIR="$bindir"
 fi
 
@@ -665,6 +666,7 @@ AC_SUBST([LDFLAGS])
 AC_SUBST([LIBS])
 AC_SUBST([LIBZNC])
 AC_SUBST([LIBZNCDIR])
+AC_SUBST([LIBZNC_VERSION])
 AC_SUBST([ISCYGWIN])
 AC_SUBST([MODLINK])
 AC_SUBST([NOSSL])

modules/Makefile.in

@@ -40,6 +40,7 @@ MODDIR   := @MODDIR@
 DATADIR  := @DATADIR@
 LIBZNC   := @LIBZNC@
 LIBZNCDIR:= @LIBZNCDIR@
+LIBZNC_VERSION  := @LIBZNC_VERSION@
 INSTALL         := @INSTALL@
 INSTALL_PROGRAM := @INSTALL_PROGRAM@
 INSTALL_SCRIPT  := @INSTALL_SCRIPT@
@@ -62,7 +63,7 @@ C=
 endif
 
 ifneq "$(LIBZNC)" ""
-LDFLAGS += -L.. -lznc -Wl,-rpath,$(LIBZNCDIR)
+LDFLAGS += -L.. -lznc-$(LIBZNC_VERSION) -Wl,-rpath,$(LIBZNCDIR)
 endif
 
 CLEAN    :=