Don't clobber config files on update.

PR:		111923
Submitted by:	emaste

databases/unixODBC/Makefile

@@ -7,7 +7,7 @@
 
 PORTNAME=	unixODBC
 PORTVERSION=	2.2.12
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	databases
 MASTER_SITES=	http://www.unixodbc.org/
 
@@ -56,5 +56,10 @@ post-install:
 	@${CHOWN} -R ${SHAREOWN}:${SHAREGRP} ${DOCSDIR}
 .endif
 .endif
+.for conffile in odbc.ini odbcinst.ini
+	@if [ ! -f ${PREFIX}/etc/${conffile} ]; then \
+		${CP} -p ${PREFIX}/etc/${conffile}.sample ${PREFIX}/etc/${conffile} ; \
+	fi
+.endfor
 
 .include <bsd.port.mk>

databases/unixODBC/files/patch-Makefile.in

@@ -0,0 +1,13 @@
+--- Makefile.in.orig	Sun Jun 24 15:44:33 2007
++++ Makefile.in	Sun Jun 24 15:45:04 2007
+@@ -876,8 +876,8 @@
+ 
+ 
+ install-data-am:
+-	-touch $(DESTDIR)${sysconfdir}/odbcinst.ini
+-	-touch $(DESTDIR)${sysconfdir}/odbc.ini
++	-touch $(DESTDIR)${sysconfdir}/odbcinst.ini.sample
++	-touch $(DESTDIR)${sysconfdir}/odbc.ini.sample
+ 	-mkdir -p $(DESTDIR)${sysconfdir}/ODBCDataSources
+ # Tell versions [3.59,3.63) of GNU make to not export all variables.
+ # Otherwise a system limit (for SysV at least) may be exceeded.

databases/unixODBC/pkg-plist

@@ -7,8 +7,12 @@ bin/iusql
 bin/odbc_config
 bin/odbcinst
 %%GUI:%%bin/odbctest
-etc/odbc.ini
-etc/odbcinst.ini
+@unexec if cmp -s %D/etc/odbc.ini %D/etc/odbc.ini.sample; then  rm -f %D/etc/odbc.ini; fi
+etc/odbc.ini.sample
+@exec [ -f %D/etc/odbc.ini ] || cp %D/etc/odbc.ini.sample %D/etc/odbc.ini
+@unexec if cmp -s %D/etc/odbcinst.ini %D/etc/odbcinst.ini.sample; then rm -f %D/etc/odbcinst.ini; fi
+etc/odbcinst.ini.sample
+@exec [ -f %D/etc/odbcinst.ini ] || cp %D/etc/odbcinst.ini.sample %D/etc/odbcinst.ini
 include/autotest.h
 include/odbcinst.h
 include/odbcinstext.h