213 lines
7.7 KiB
Bash
213 lines
7.7 KiB
Bash
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#!/bin/sh
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# Copyright (C) The libssh2 project and its contributors.
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# SPDX-License-Identifier: BSD-3-Clause
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#
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# libssh2 compilation script for the OS/400.
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#
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SCRIPTDIR=$(dirname "${0}")
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. "${SCRIPTDIR}/initscript.sh"
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cd "${TOPDIR}/src" || exit 1
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# Function to extract external prototypes from header files.
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# Input: concatenated header files.
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# Output: external prototypes, one per (long) line.
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extproto()
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{
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sed -e 'x;G;s/^\n//;s/\n/ /g' \
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-e 's#[[:space:]]*/\*[^*]*\(\*\([^/*][^*]*\)\{0,1\}\)*\*/[[:space:]]*##g' \
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-e 'h' \
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-e '/\/\*/!{' \
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-e '/^#/{s/^.*[^\\]$//;h;d' \
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-e '}' \
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-e 's/[{}]/;/g;s/\\$//' \
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-e ':loop1' \
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-e '/;/{' \
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-e 's/^[^;]*;//;x;s/;.*//' \
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-e '/^[[:space:]]*LIBSSH2_API[[:space:]].*(/{' \
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-e 's/^[[:space:]]*LIBSSH2_API[[:space:]]*//' \
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-e 's/[[:space:]]*$//' \
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-e 's/[[:space:]][[:space:]]*/ /g' \
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-e 'p' \
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-e '}' \
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-e 'g;bloop1' \
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-e '}' \
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-e '}' \
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-n
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}
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# Need to have IFS access to the mih/modasa header file.
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if action_needed modasa.mih '/QSYS.LIB/QSYSINC.LIB/MIH.FILE/MODASA.MBR'
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then rm -f modasa.mih
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ln -s '/QSYS.LIB/QSYSINC.LIB/MIH.FILE/MODASA.MBR' modasa.mih
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fi
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# Create and compile the identification source file.
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{
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echo '#pragma comment(user, "libssh2 version '"${LIBSSH2_VERSION}"'")'
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echo '#pragma comment(user, __DATE__)'
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echo '#pragma comment(user, __TIME__)'
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echo '#pragma comment(copyright, "See COPYING file. OS/400 version by P. Monnerat")'
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} > 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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# Generate the procedures implementing macros.
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if action_needed macros.c "${TOPDIR}/os400/macros.h"
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then (
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echo '#include "libssh2_publickey.h"'
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echo '#include "libssh2_sftp.h"'
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extproto < "${TOPDIR}/os400/macros.h" |
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sed -e 'h;s/^[^(]*[ *]\([^ (]*\) *(.*/\1/' \
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-e 's/.*/#pragma map(_&, "&")/;p' \
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-e 'g;s/^\([^(]*[ *]\)\([^ (]*\)\( *(.*\)/\1_\2\3 {/;p' \
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-e 'g;s/^[^(]*(\(.*\))$/,\1,/;s/[^A-Za-z0-9_,]/ /g' \
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-e 's/ *,/,/g;s/,[^,]* \([^ ,]*\)/,\1/g' \
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-e 's/ //g;s/^,void,$/,,/' \
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-e 's/^,\(.*\),$/(\1); }/;s/,/, /g' \
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-e 'x;s/(.*//;s/ *$//;G;s/\n//g' \
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-e 's/^void\([ *]\)/\1/;s/^ *//' \
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-e 's/^[^(]*[ *]\([A-Za-z][A-Za-z0-9_]* *(\)/return \1/' \
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-e 's/.*/ &/'
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) > macros.c
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fi
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# Get source list.
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sed -e ':begin' \
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-e '/\\$/{' \
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-e 's/\\$/ /' \
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-e 'N' \
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-e 'bbegin' \
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-e '}' \
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-e 's/\n//g' \
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-e 's/[[:space:]]*$//' \
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-e 's/^\([A-Za-z][A-Za-z0-9_]*\)[[:space:]]*=[[:space:]]*\(.*\)/\1="\2"/' \
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-e 's/\$(\([A-Za-z][A-Za-z0-9_]*\))/${\1}/g' \
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< Makefile.inc > tmpscript.sh
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. ./tmpscript.sh
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# Compile the sources into modules.
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# shellcheck disable=SC2034
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INCLUDES="'$(pwd)'"
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for SRC in "${TOPDIR}/os400/os400sys.c" "${TOPDIR}/os400/ccsid.c" \
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${CSOURCES} macros.c
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do MODULE=$(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}/${STATBNDDIR}.BNDDIR"
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then LINK=YES
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fi
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if [ -n "${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="${CMD} TEXT('libssh2 API static binding directory')"
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system "${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 "${CMD}"
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done
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# V6R1M0 does not list system service program QC3PBEXT in the
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# implicit binding directory: thus we add it here in ours.
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CMD="ADDBNDDIRE BNDDIR(${TARGETLIB}/${STATBNDDIR})"
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CMD="${CMD} OBJ((QSYS/QC3PBEXT *SRVPGM))"
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system "${CMD}"
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fi
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# The exportation file for service program creation must be in a DB2
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# source file, so make sure it exists.
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if action_needed "${LIBIFSNAME}/TOOLS.FILE"
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then CMD="CRTSRCPF FILE(${TARGETLIB}/TOOLS) RCDLEN(112)"
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CMD="${CMD} TEXT('libssh2: build tools')"
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system "${CMD}"
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fi
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# Gather the list of symbols to export.
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EXPORTS=$(cat "${TOPDIR}"/include/*.h "${TOPDIR}/os400/macros.h" \
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"${TOPDIR}/os400/libssh2_ccsid.h" |
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extproto |
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sed -e 's/(.*//;s/[^A-Za-z0-9_]/ /g;s/ *$//;s/^.* //')
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# Create the service program exportation file in DB2 member if needed.
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BSF="${LIBIFSNAME}/TOOLS.FILE/BNDSRC.MBR"
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if action_needed "${BSF}" Makefile.am
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then LINK=YES
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fi
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if [ -n "${LINK}" ]
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then echo " STRPGMEXP PGMLVL(*CURRENT) SIGNATURE('LIBSSH2_${SONAME}')" \
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> "${BSF}"
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for EXPORT in ${EXPORTS}
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do echo ' EXPORT SYMBOL("'"${EXPORT}"'")' >> "${BSF}"
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done
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echo ' ENDPGMEXP' >> "${BSF}"
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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 [ -n "${LINK}" ]
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then CMD="CRTSRVPGM SRVPGM(${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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if [ "${WITH_ZLIB}" != 0 ]
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then CMD="${CMD} ${ZLIB_LIB}/${ZLIB_BNDDIR}"
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liblist -a "${ZLIB_LIB}"
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fi
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CMD="${CMD})"
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CMD="${CMD} BNDSRVPGM(QADRTTS)"
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CMD="${CMD} TEXT('libssh2 API library')"
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CMD="${CMD} TGTRLS(${TGTRLS})"
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system "${CMD}"
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LINK=YES
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fi
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# If needed, (re)create the dynamic binding directory.
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if action_needed "${LIBIFSNAME}/${DYNBNDDIR}.BNDDIR"
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then LINK=YES
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fi
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if [ -n "${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="${CMD} TEXT('libssh2 API dynamic binding directory')"
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system "${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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