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111
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1 #!/bin/sh
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2 #
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3 # ZLIB compilation script for the OS/400.
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4 #
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5 #
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6 # This is a shell script since make is not a standard component of OS/400.
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7
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8
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9 ################################################################################
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10 #
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11 # Tunable configuration parameters.
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12 #
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13 ################################################################################
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14
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15 TARGETLIB='ZLIB' # Target OS/400 program library
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16 STATBNDDIR='ZLIB_A' # Static binding directory.
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17 DYNBNDDIR='ZLIB' # Dynamic binding directory.
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18 SRVPGM="ZLIB" # Service program.
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19 IFSDIR='/zlib' # IFS support base directory.
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20 TGTCCSID='500' # Target CCSID of objects
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21 DEBUG='*NONE' # Debug level
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22 OPTIMIZE='40' # Optimisation level
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23 OUTPUT='*NONE' # Compilation output option.
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24 TGTRLS='V6R1M0' # Target OS release
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25
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26 export TARGETLIB STATBNDDIR DYNBNDDIR SRVPGM IFSDIR
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27 export TGTCCSID DEBUG OPTIMIZE OUTPUT TGTRLS
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28
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29
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30 ################################################################################
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31 #
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32 # OS/400 specific definitions.
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33 #
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34 ################################################################################
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35
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36 LIBIFSNAME="/QSYS.LIB/${TARGETLIB}.LIB"
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37
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38
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39 ################################################################################
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40 #
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41 # Procedures.
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42 #
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43 ################################################################################
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44
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45 # action_needed dest [src]
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46 #
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47 # dest is an object to build
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48 # if specified, src is an object on which dest depends.
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49 #
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50 # exit 0 (succeeds) if some action has to be taken, else 1.
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51
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52 action_needed()
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53
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54 {
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55 [ ! -e "${1}" ] && return 0
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56 [ "${2}" ] || return 1
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57 [ "${1}" -ot "${2}" ] && return 0
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58 return 1
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59 }
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60
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61
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62 # make_module module_name source_name [additional_definitions]
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63 #
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64 # Compile source name into module if needed.
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65 # As side effect, append the module name to variable MODULES.
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66 # Set LINK to "YES" if the module has been compiled.
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67
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68 make_module()
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69
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70 {
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71 MODULES="${MODULES} ${1}"
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72 MODIFSNAME="${LIBIFSNAME}/${1}.MODULE"
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73 CSRC="`basename \"${2}\"`"
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74
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75 if action_needed "${MODIFSNAME}" "${2}"
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76 then :
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77 elif [ ! "`sed -e \"/<source name=\\\"${CSRC}\\\">/,/<\\\\/source>/!d\" \
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78 -e '/<depend /!d' \
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79 -e 's/.* name=\"\\([^\"]*\\)\".*/\\1/' < \"${TOPDIR}/treebuild.xml\" |
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80 while read HDR
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81 do if action_needed \"${MODIFSNAME}\" \"${IFSDIR}/include/${HDR}\"
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82 then echo recompile
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83 break
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84 fi
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85 done`" ]
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86 then return 0
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87 fi
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88
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89 CMD="CRTCMOD MODULE(${TARGETLIB}/${1}) SRCSTMF('${2}')"
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90 CMD="${CMD} SYSIFCOPT(*IFS64IO) OPTION(*INCDIRFIRST)"
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91 CMD="${CMD} LOCALETYPE(*LOCALE) FLAG(10)"
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92 CMD="${CMD} INCDIR('${IFSDIR}/include' ${INCLUDES})"
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93 CMD="${CMD} TGTCCSID(${TGTCCSID}) TGTRLS(${TGTRLS})"
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94 CMD="${CMD} OUTPUT(${OUTPUT})"
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95 CMD="${CMD} OPTIMIZE(${OPTIMIZE})"
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96 CMD="${CMD} DBGVIEW(${DEBUG})"
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97 system "${CMD}"
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98 LINK=YES
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99 }
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100
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101
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102 # Determine DB2 object name from IFS name.
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103
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104 db2_name()
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105
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106 {
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107 basename "${1}" |
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108 tr 'a-z-' 'A-Z_' |
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109 sed -e 's/\..*//' \
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110 -e 's/^\(.\).*\(.........\)$/\1\2/'
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111 }
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112
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113
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114 # Force enumeration types to be the same size as integers.
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115
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116 copy_hfile()
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117
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118 {
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119 sed -e '1i\
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120 #pragma enum(int)\
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121 ' "${@}" -e '$a\
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122 #pragma enum(pop)\
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123 '
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124 }
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125
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126
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127 ################################################################################
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128 #
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129 # Script initialization.
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130 #
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131 ################################################################################
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132
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133 SCRIPTDIR=`dirname "${0}"`
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134
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135 case "${SCRIPTDIR}" in
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136 /*) ;;
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137 *) SCRIPTDIR="`pwd`/${SCRIPTDIR}"
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138 esac
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139
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140 while true
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141 do case "${SCRIPTDIR}" in
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142 */.) SCRIPTDIR="${SCRIPTDIR%/.}";;
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143 *) break;;
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144 esac
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145 done
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146
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147 # The script directory is supposed to be in ${TOPDIR}/os400.
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148
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149 TOPDIR=`dirname "${SCRIPTDIR}"`
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150 export SCRIPTDIR TOPDIR
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151 cd "${TOPDIR}"
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152
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153
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154 # Extract the version from the master compilation XML file.
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155
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156 VERSION=`sed -e '/^<package /!d' \
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157 -e 's/^.* version="\([0-9.]*\)".*$/\1/' -e 'q' \
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158 < treebuild.xml`
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159 export VERSION
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160
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161 ################################################################################
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162
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163
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164 # Create the OS/400 library if it does not exist.
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165
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166 if action_needed "${LIBIFSNAME}"
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167 then CMD="CRTLIB LIB(${TARGETLIB}) TEXT('ZLIB: Data compression API')"
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168 system "${CMD}"
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169 fi
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170
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171
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172 # Create the DOCS source file if it does not exist.
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173
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174 if action_needed "${LIBIFSNAME}/DOCS.FILE"
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175 then CMD="CRTSRCPF FILE(${TARGETLIB}/DOCS) RCDLEN(112)"
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176 CMD="${CMD} CCSID(${TGTCCSID}) TEXT('Documentation texts')"
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177 system "${CMD}"
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178 fi
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179
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180 # Copy some documentation files if needed.
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181
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182 for TEXT in "${TOPDIR}/ChangeLog" "${TOPDIR}/FAQ" \
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183 "${TOPDIR}/README" "${SCRIPTDIR}/README400"
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184 do MEMBER="${LIBIFSNAME}/DOCS.FILE/`db2_name \"${TEXT}\"`.MBR"
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185
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186 if action_needed "${MEMBER}" "${TEXT}"
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187 then CMD="CPY OBJ('${TEXT}') TOOBJ('${MEMBER}') TOCCSID(${TGTCCSID})"
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188 CMD="${CMD} DTAFMT(*TEXT) REPLACE(*YES)"
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189 system "${CMD}"
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190 fi
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191 done
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192
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193
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194 # Create the OS/400 source program file for the C header files.
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195
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196 SRCPF="${LIBIFSNAME}/H.FILE"
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197
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198 if action_needed "${SRCPF}"
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199 then CMD="CRTSRCPF FILE(${TARGETLIB}/H) RCDLEN(112)"
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200 CMD="${CMD} CCSID(${TGTCCSID}) TEXT('ZLIB: C/C++ header files')"
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201 system "${CMD}"
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202 fi
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203
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204
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205 # Create the IFS directory for the C header files.
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206
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207 if action_needed "${IFSDIR}/include"
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208 then mkdir -p "${IFSDIR}/include"
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209 fi
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210
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211 # Copy the header files to DB2 library. Link from IFS include directory.
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212
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213 for HFILE in "${TOPDIR}/"*.h
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214 do DEST="${SRCPF}/`db2_name \"${HFILE}\"`.MBR"
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215
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216 if action_needed "${DEST}" "${HFILE}"
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217 then copy_hfile < "${HFILE}" > tmphdrfile
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218
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219 # Need to translate to target CCSID.
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220
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221 CMD="CPY OBJ('`pwd`/tmphdrfile') TOOBJ('${DEST}')"
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222 CMD="${CMD} TOCCSID(${TGTCCSID}) DTAFMT(*TEXT) REPLACE(*YES)"
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223 system "${CMD}"
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224 # touch -r "${HFILE}" "${DEST}"
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225 rm -f tmphdrfile
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226 fi
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227
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228 IFSFILE="${IFSDIR}/include/`basename \"${HFILE}\"`"
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229
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230 if action_needed "${IFSFILE}" "${DEST}"
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231 then rm -f "${IFSFILE}"
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232 ln -s "${DEST}" "${IFSFILE}"
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233 fi
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234 done
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235
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236
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237 # Install the ILE/RPG header file.
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238
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239
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240 HFILE="${SCRIPTDIR}/zlib.inc"
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241 DEST="${SRCPF}/ZLIB.INC.MBR"
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242
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243 if action_needed "${DEST}" "${HFILE}"
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244 then CMD="CPY OBJ('${HFILE}') TOOBJ('${DEST}')"
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245 CMD="${CMD} TOCCSID(${TGTCCSID}) DTAFMT(*TEXT) REPLACE(*YES)"
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246 system "${CMD}"
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247 # touch -r "${HFILE}" "${DEST}"
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248 fi
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249
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250 IFSFILE="${IFSDIR}/include/`basename \"${HFILE}\"`"
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251
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252 if action_needed "${IFSFILE}" "${DEST}"
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253 then rm -f "${IFSFILE}"
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254 ln -s "${DEST}" "${IFSFILE}"
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255 fi
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256
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257
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258 # Create and compile the identification source file.
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259
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260 echo '#pragma comment(user, "ZLIB version '"${VERSION}"'")' > os400.c
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261 echo '#pragma comment(user, __DATE__)' >> os400.c
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262 echo '#pragma comment(user, __TIME__)' >> os400.c
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263 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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264 make_module OS400 os400.c
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265 LINK= # No need to rebuild service program yet.
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266 MODULES=
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267
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268
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269 # Get source list.
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270
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271 CSOURCES=`sed -e '/<source name="/!d' \
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272 -e 's/.* name="\([^"]*\)".*/\1/' < treebuild.xml`
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273
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274 # Compile the sources into modules.
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275
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276 for SRC in ${CSOURCES}
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277 do MODULE=`db2_name "${SRC}"`
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278 make_module "${MODULE}" "${SRC}"
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279 done
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280
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281
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282 # If needed, (re)create the static binding directory.
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283
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284 if action_needed "${LIBIFSNAME}/${STATBNDDIR}.BNDDIR"
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285 then LINK=YES
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286 fi
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287
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288 if [ "${LINK}" ]
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289 then rm -rf "${LIBIFSNAME}/${STATBNDDIR}.BNDDIR"
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290 CMD="CRTBNDDIR BNDDIR(${TARGETLIB}/${STATBNDDIR})"
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291 CMD="${CMD} TEXT('ZLIB static binding directory')"
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292 system "${CMD}"
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293
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294 for MODULE in ${MODULES}
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295 do CMD="ADDBNDDIRE BNDDIR(${TARGETLIB}/${STATBNDDIR})"
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296 CMD="${CMD} OBJ((${TARGETLIB}/${MODULE} *MODULE))"
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297 system "${CMD}"
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298 done
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299 fi
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300
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301
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302 # The exportation file for service program creation must be in a DB2
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303 # source file, so make sure it exists.
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304
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305 if action_needed "${LIBIFSNAME}/TOOLS.FILE"
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306 then CMD="CRTSRCPF FILE(${TARGETLIB}/TOOLS) RCDLEN(112)"
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307 CMD="${CMD} CCSID(${TGTCCSID}) TEXT('ZLIB: build tools')"
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308 system "${CMD}"
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309 fi
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310
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311
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312 DEST="${LIBIFSNAME}/TOOLS.FILE/BNDSRC.MBR"
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313
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314 if action_needed "${SCRIPTDIR}/bndsrc" "${DEST}"
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315 then CMD="CPY OBJ('${SCRIPTDIR}/bndsrc') TOOBJ('${DEST}')"
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316 CMD="${CMD} TOCCSID(${TGTCCSID}) DTAFMT(*TEXT) REPLACE(*YES)"
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317 system "${CMD}"
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318 # touch -r "${SCRIPTDIR}/bndsrc" "${DEST}"
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319 LINK=YES
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320 fi
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321
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322
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323 # Build the service program if needed.
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324
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325 if action_needed "${LIBIFSNAME}/${SRVPGM}.SRVPGM"
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326 then LINK=YES
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327 fi
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328
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329 if [ "${LINK}" ]
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330 then CMD="CRTSRVPGM SRVPGM(${TARGETLIB}/${SRVPGM})"
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331 CMD="${CMD} SRCFILE(${TARGETLIB}/TOOLS) SRCMBR(BNDSRC)"
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332 CMD="${CMD} MODULE(${TARGETLIB}/OS400)"
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333 CMD="${CMD} BNDDIR(${TARGETLIB}/${STATBNDDIR})"
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334 CMD="${CMD} TEXT('ZLIB ${VERSION} dynamic library')"
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335 CMD="${CMD} TGTRLS(${TGTRLS})"
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336 system "${CMD}"
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337 LINK=YES
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338
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339 # Duplicate the service program for a versioned backup.
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340
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341 BACKUP=`echo "${SRVPGM}${VERSION}" |
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342 sed -e 's/.*\(..........\)$/\1/' -e 's/\./_/g'`
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343 BACKUP="`db2_name \"${BACKUP}\"`"
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344 BKUPIFSNAME="${LIBIFSNAME}/${BACKUP}.SRVPGM"
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345 rm -f "${BKUPIFSNAME}"
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346 CMD="CRTDUPOBJ OBJ(${SRVPGM}) FROMLIB(${TARGETLIB})"
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347 CMD="${CMD} OBJTYPE(*SRVPGM) NEWOBJ(${BACKUP})"
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348 system "${CMD}"
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349 fi
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350
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351
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352 # If needed, (re)create the dynamic binding directory.
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353
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354 if action_needed "${LIBIFSNAME}/${DYNBNDDIR}.BNDDIR"
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355 then LINK=YES
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356 fi
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357
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358 if [ "${LINK}" ]
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359 then rm -rf "${LIBIFSNAME}/${DYNBNDDIR}.BNDDIR"
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360 CMD="CRTBNDDIR BNDDIR(${TARGETLIB}/${DYNBNDDIR})"
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361 CMD="${CMD} TEXT('ZLIB dynamic binding directory')"
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362 system "${CMD}"
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363 CMD="ADDBNDDIRE BNDDIR(${TARGETLIB}/${DYNBNDDIR})"
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364 CMD="${CMD} OBJ((*LIBL/${SRVPGM} *SRVPGM))"
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365 system "${CMD}"
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366 fi
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