367 lines
10 KiB
Bash
367 lines
10 KiB
Bash
#!/bin/sh
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#
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# ZLIB compilation script for the OS/400.
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#
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#
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# This is a shell script since make is not a standard component of OS/400.
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################################################################################
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#
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# Tunable configuration parameters.
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#
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################################################################################
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TARGETLIB='ZLIB' # Target OS/400 program library
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STATBNDDIR='ZLIB_A' # Static binding directory.
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DYNBNDDIR='ZLIB' # Dynamic binding directory.
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SRVPGM="ZLIB" # Service program.
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IFSDIR='/zlib' # IFS support base directory.
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TGTCCSID='500' # Target CCSID of objects
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DEBUG='*NONE' # Debug level
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OPTIMIZE='40' # Optimisation level
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OUTPUT='*NONE' # Compilation output option.
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TGTRLS='V6R1M0' # Target OS release
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export TARGETLIB STATBNDDIR DYNBNDDIR SRVPGM IFSDIR
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export TGTCCSID DEBUG OPTIMIZE OUTPUT TGTRLS
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################################################################################
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#
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# OS/400 specific definitions.
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#
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################################################################################
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LIBIFSNAME="/QSYS.LIB/${TARGETLIB}.LIB"
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################################################################################
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#
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# Procedures.
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#
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################################################################################
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# action_needed dest [src]
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#
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# dest is an object to build
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# if specified, src is an object on which dest depends.
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#
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# exit 0 (succeeds) if some action has to be taken, else 1.
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action_needed()
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{
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[ ! -e "${1}" ] && return 0
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[ "${2}" ] || return 1
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[ "${1}" -ot "${2}" ] && return 0
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return 1
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}
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# make_module module_name source_name [additional_definitions]
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#
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# Compile source name into module if needed.
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# As side effect, append the module name to variable MODULES.
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# Set LINK to "YES" if the module has been compiled.
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make_module()
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{
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MODULES="${MODULES} ${1}"
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MODIFSNAME="${LIBIFSNAME}/${1}.MODULE"
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CSRC="`basename \"${2}\"`"
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if action_needed "${MODIFSNAME}" "${2}"
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then :
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elif [ ! "`sed -e \"/<source name=\\\"${CSRC}\\\">/,/<\\\\/source>/!d\" \
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-e '/<depend /!d' \
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-e 's/.* name=\"\\([^\"]*\\)\".*/\\1/' < \"${TOPDIR}/treebuild.xml\" |
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while read HDR
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do if action_needed \"${MODIFSNAME}\" \"${IFSDIR}/include/${HDR}\"
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then echo recompile
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break
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fi
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done`" ]
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then return 0
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fi
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CMD="CRTCMOD MODULE(${TARGETLIB}/${1}) SRCSTMF('${2}')"
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CMD="${CMD} SYSIFCOPT(*IFS64IO) OPTION(*INCDIRFIRST)"
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CMD="${CMD} LOCALETYPE(*LOCALE) FLAG(10)"
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CMD="${CMD} INCDIR('${IFSDIR}/include' ${INCLUDES})"
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CMD="${CMD} TGTCCSID(${TGTCCSID}) TGTRLS(${TGTRLS})"
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CMD="${CMD} OUTPUT(${OUTPUT})"
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CMD="${CMD} OPTIMIZE(${OPTIMIZE})"
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CMD="${CMD} DBGVIEW(${DEBUG})"
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system "${CMD}"
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LINK=YES
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}
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# Determine DB2 object name from IFS name.
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db2_name()
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{
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basename "${1}" |
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tr 'a-z-' 'A-Z_' |
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sed -e 's/\..*//' \
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-e 's/^\(.\).*\(.........\)$/\1\2/'
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}
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# Force enumeration types to be the same size as integers.
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copy_hfile()
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{
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sed -e '1i\
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#pragma enum(int)\
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' "${@}" -e '$a\
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#pragma enum(pop)\
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'
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}
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################################################################################
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#
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# Script initialization.
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#
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################################################################################
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SCRIPTDIR=`dirname "${0}"`
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case "${SCRIPTDIR}" in
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/*) ;;
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*) SCRIPTDIR="`pwd`/${SCRIPTDIR}"
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esac
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while true
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do case "${SCRIPTDIR}" in
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*/.) SCRIPTDIR="${SCRIPTDIR%/.}";;
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*) break;;
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esac
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done
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# The script directory is supposed to be in ${TOPDIR}/os400.
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TOPDIR=`dirname "${SCRIPTDIR}"`
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export SCRIPTDIR TOPDIR
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cd "${TOPDIR}"
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# Extract the version from the master compilation XML file.
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VERSION=`sed -e '/^<package /!d' \
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-e 's/^.* version="\([0-9.]*\)".*$/\1/' -e 'q' \
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< treebuild.xml`
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export VERSION
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################################################################################
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# Create the OS/400 library if it does not exist.
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if action_needed "${LIBIFSNAME}"
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then CMD="CRTLIB LIB(${TARGETLIB}) TEXT('ZLIB: Data compression API')"
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system "${CMD}"
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fi
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# Create the DOCS source file if it does not exist.
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if action_needed "${LIBIFSNAME}/DOCS.FILE"
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then CMD="CRTSRCPF FILE(${TARGETLIB}/DOCS) RCDLEN(112)"
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CMD="${CMD} CCSID(${TGTCCSID}) TEXT('Documentation texts')"
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system "${CMD}"
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fi
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# Copy some documentation files if needed.
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for TEXT in "${TOPDIR}/ChangeLog" "${TOPDIR}/FAQ" \
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"${TOPDIR}/README" "${SCRIPTDIR}/README400"
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do MEMBER="${LIBIFSNAME}/DOCS.FILE/`db2_name \"${TEXT}\"`.MBR"
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if action_needed "${MEMBER}" "${TEXT}"
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then CMD="CPY OBJ('${TEXT}') TOOBJ('${MEMBER}') TOCCSID(${TGTCCSID})"
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CMD="${CMD} DTAFMT(*TEXT) REPLACE(*YES)"
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system "${CMD}"
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fi
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done
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# Create the OS/400 source program file for the C header files.
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SRCPF="${LIBIFSNAME}/H.FILE"
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if action_needed "${SRCPF}"
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then CMD="CRTSRCPF FILE(${TARGETLIB}/H) RCDLEN(112)"
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CMD="${CMD} CCSID(${TGTCCSID}) TEXT('ZLIB: C/C++ header files')"
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system "${CMD}"
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fi
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# Create the IFS directory for the C header files.
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if action_needed "${IFSDIR}/include"
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then mkdir -p "${IFSDIR}/include"
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fi
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# Copy the header files to DB2 library. Link from IFS include directory.
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for HFILE in "${TOPDIR}/"*.h
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do DEST="${SRCPF}/`db2_name \"${HFILE}\"`.MBR"
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if action_needed "${DEST}" "${HFILE}"
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then copy_hfile < "${HFILE}" > tmphdrfile
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# Need to translate to target CCSID.
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CMD="CPY OBJ('`pwd`/tmphdrfile') TOOBJ('${DEST}')"
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CMD="${CMD} TOCCSID(${TGTCCSID}) DTAFMT(*TEXT) REPLACE(*YES)"
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system "${CMD}"
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# touch -r "${HFILE}" "${DEST}"
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rm -f tmphdrfile
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fi
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IFSFILE="${IFSDIR}/include/`basename \"${HFILE}\"`"
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if action_needed "${IFSFILE}" "${DEST}"
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then rm -f "${IFSFILE}"
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ln -s "${DEST}" "${IFSFILE}"
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fi
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done
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# Install the ILE/RPG header file.
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HFILE="${SCRIPTDIR}/zlib.inc"
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DEST="${SRCPF}/ZLIB.INC.MBR"
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if action_needed "${DEST}" "${HFILE}"
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then CMD="CPY OBJ('${HFILE}') TOOBJ('${DEST}')"
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CMD="${CMD} TOCCSID(${TGTCCSID}) DTAFMT(*TEXT) REPLACE(*YES)"
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system "${CMD}"
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# touch -r "${HFILE}" "${DEST}"
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fi
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IFSFILE="${IFSDIR}/include/`basename \"${HFILE}\"`"
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if action_needed "${IFSFILE}" "${DEST}"
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then rm -f "${IFSFILE}"
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ln -s "${DEST}" "${IFSFILE}"
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fi
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# Create and compile the identification source file.
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echo '#pragma comment(user, "ZLIB version '"${VERSION}"'")' > os400.c
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echo '#pragma comment(user, __DATE__)' >> os400.c
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echo '#pragma comment(user, __TIME__)' >> os400.c
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echo '#pragma comment(copyright, "Copyright (C) 1995-2017 Jean-Loup Gailly, Mark Adler. OS/400 version by P. Monnerat.")' >> os400.c
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make_module OS400 os400.c
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LINK= # No need to rebuild service program yet.
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MODULES=
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# Get source list.
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CSOURCES=`sed -e '/<source name="/!d' \
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-e 's/.* name="\([^"]*\)".*/\1/' < treebuild.xml`
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# Compile the sources into modules.
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for SRC in ${CSOURCES}
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do MODULE=`db2_name "${SRC}"`
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make_module "${MODULE}" "${SRC}"
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done
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# If needed, (re)create the static binding directory.
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if action_needed "${LIBIFSNAME}/${STATBNDDIR}.BNDDIR"
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then LINK=YES
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fi
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if [ "${LINK}" ]
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then rm -rf "${LIBIFSNAME}/${STATBNDDIR}.BNDDIR"
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CMD="CRTBNDDIR BNDDIR(${TARGETLIB}/${STATBNDDIR})"
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CMD="${CMD} TEXT('ZLIB static binding directory')"
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system "${CMD}"
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for MODULE in ${MODULES}
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do CMD="ADDBNDDIRE BNDDIR(${TARGETLIB}/${STATBNDDIR})"
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CMD="${CMD} OBJ((${TARGETLIB}/${MODULE} *MODULE))"
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system "${CMD}"
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done
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fi
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# The exportation file for service program creation must be in a DB2
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# source file, so make sure it exists.
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if action_needed "${LIBIFSNAME}/TOOLS.FILE"
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then CMD="CRTSRCPF FILE(${TARGETLIB}/TOOLS) RCDLEN(112)"
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CMD="${CMD} CCSID(${TGTCCSID}) TEXT('ZLIB: build tools')"
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system "${CMD}"
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fi
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DEST="${LIBIFSNAME}/TOOLS.FILE/BNDSRC.MBR"
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if action_needed "${SCRIPTDIR}/bndsrc" "${DEST}"
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then CMD="CPY OBJ('${SCRIPTDIR}/bndsrc') TOOBJ('${DEST}')"
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CMD="${CMD} TOCCSID(${TGTCCSID}) DTAFMT(*TEXT) REPLACE(*YES)"
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system "${CMD}"
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# touch -r "${SCRIPTDIR}/bndsrc" "${DEST}"
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LINK=YES
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fi
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# Build the service program if needed.
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if action_needed "${LIBIFSNAME}/${SRVPGM}.SRVPGM"
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then LINK=YES
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fi
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if [ "${LINK}" ]
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then CMD="CRTSRVPGM SRVPGM(${TARGETLIB}/${SRVPGM})"
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CMD="${CMD} SRCFILE(${TARGETLIB}/TOOLS) SRCMBR(BNDSRC)"
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CMD="${CMD} MODULE(${TARGETLIB}/OS400)"
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CMD="${CMD} BNDDIR(${TARGETLIB}/${STATBNDDIR})"
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CMD="${CMD} TEXT('ZLIB ${VERSION} dynamic library')"
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CMD="${CMD} TGTRLS(${TGTRLS})"
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system "${CMD}"
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LINK=YES
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# Duplicate the service program for a versioned backup.
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BACKUP=`echo "${SRVPGM}${VERSION}" |
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sed -e 's/.*\(..........\)$/\1/' -e 's/\./_/g'`
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BACKUP="`db2_name \"${BACKUP}\"`"
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BKUPIFSNAME="${LIBIFSNAME}/${BACKUP}.SRVPGM"
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rm -f "${BKUPIFSNAME}"
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CMD="CRTDUPOBJ OBJ(${SRVPGM}) FROMLIB(${TARGETLIB})"
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CMD="${CMD} OBJTYPE(*SRVPGM) NEWOBJ(${BACKUP})"
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system "${CMD}"
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fi
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# If needed, (re)create the dynamic binding directory.
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if action_needed "${LIBIFSNAME}/${DYNBNDDIR}.BNDDIR"
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then LINK=YES
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fi
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if [ "${LINK}" ]
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then rm -rf "${LIBIFSNAME}/${DYNBNDDIR}.BNDDIR"
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CMD="CRTBNDDIR BNDDIR(${TARGETLIB}/${DYNBNDDIR})"
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CMD="${CMD} TEXT('ZLIB dynamic binding directory')"
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system "${CMD}"
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CMD="ADDBNDDIRE BNDDIR(${TARGETLIB}/${DYNBNDDIR})"
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CMD="${CMD} OBJ((*LIBL/${SRVPGM} *SRVPGM))"
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system "${CMD}"
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fi
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