Adding version extension according to ChangeLog CVS revision
* src/Makefile.in (target all): added dependency 'version.h'
* (rule version.h): added rule to create version.h from ChangeLog
* src/version.awk: AWK script to create version.h
* src/SDCCdwarf2.c (dwWriteModule),
* src/SDCCglue.c (initialComments),
* src/SDCCmain.c (printVersionInfo): modified to write after
version string the version extension number,
* src/SDCCutil.c: included "version.h"
* (getBuildNumber): NEW, returns SDCC's ChangeLog minor revision
number,
* src/SDCCutil.h: added prototype for getBuildNumber
git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@3390
4a8a32a2-be11-0410-ad9d-
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