libspec.lib: rework rpmvars.init() in order to support rpm macro expressions
Signed-off-by: Davide Madrisan <davide.madrisan@gmail.com>
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Davide Madrisan
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@ -1,5 +1,5 @@
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Changes in version 1.8.3
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... ... .. .... Davide Madrisan <davide.madrisan(a)gmail.com>
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Changes in version 1.9.0
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Sun Jan 15 2012 Davide Madrisan <davide.madrisan(a)gmail.com>
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+ update
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* templates/kde4 - Davide Madrisan:
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@ -33,6 +33,11 @@ Changes in version 1.8.3
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po/it/test02_pkgsecurity.po - Davide Madrisan:
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Updated.
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* libspec.lib - Davide Madrisan:
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Rework rpmvars.init() in order to support rpm macro expressions.
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(Feature asked ages ago by Silvan Calarco...)
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Modify debug output to get it more readable.
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--------------------------------------------------------------------------------
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Changes in version 1.8.2
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@ -1,6 +1,6 @@
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#!/bin/bash -e
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# libspec.lib -- @package@ library to manage rpm specfiles
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# Copyright (C) 2004-2010 Davide Madrisan <davide.madrisan@gmail.com>
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# Copyright (C) 2004-2010,2012 Davide Madrisan <davide.madrisan@gmail.com>
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[ -z "$BASH" ] || [ ${BASH_VERSION:0:1} -lt 2 ] &&
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echo $"this script requires bash version 2 or better" >&2 && exit 1
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@ -369,7 +369,7 @@ $FUNCNAME: "$"FIXME: sorry, not implemented yet..."" (\`%{!?<VAR>:<DEFVALUE>')"
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# [1] variable expansion using user `--define' values
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notify.debug "\
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$FUNCNAME: * variable expansion using user \`--define' values..."
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$FUNCNAME: [1] variable expansion using user's \`--define' values..."
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local define_applied
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for i in `seq 0 1 $(( ${#define_list_name[*]} - 1 ))`; do
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let "define_applied = 0"
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@ -379,9 +379,9 @@ $FUNCNAME: * variable expansion using user \`--define' values..."
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let "define_applied = 1"
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notify.debug "\
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$FUNCNAME: ${rpmvar_name[$j]} = \"${define_list_value[$i]}\" (forced by user)"
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# FIXME : advanced users may --define variables by
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# expressions, but for now expression are not supported by
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# autospec, so we force '0' value
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# FIXME : advanced users may --define variables by using
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# expressions, but for now expressions are unsupported by
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# autospec, so we set 'rpmvar_expr' to '0'
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rpmvar_expr[$j]="0"; }
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done
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if [[ "$define_applied" = "0" ]]; then
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@ -393,22 +393,19 @@ $FUNCNAME: added not existing user defined variable \`%${define_list_name[$i]}'"
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rpmvar_expr[${#rpmvar_expr[*]}]="0"
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fi
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done
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notify.debug "$FUNCNAME: [1] rpmvar_name[], rpmvar_value[]"
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for i in `seq 0 1 $(( ${#rpmvar_name[*]} - 1 ))`; do
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notify.debug "\
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$FUNCNAME: [1] rpmvar_name = [ \
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$(for i in `seq 0 1 $(( ${#rpmvar_name[*]} - 1 ))`; do
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echo -n "\"%${rpmvar_name[$i]}\" "; done)]"
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notify.debug "\
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$FUNCNAME: [1] rpmvar_value = [ \
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$(for i in `seq 0 1 $(( ${#rpmvar_value[*]} - 1 ))`; do
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echo -n "\"${rpmvar_value[$i]}\" "; done)]"
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$FUNCNAME: \"%${rpmvar_name[$i]}\", \"${rpmvar_value[$i]}\""
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done
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# [2] variable expansion using 'rpmvar_value[]'
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local tmpvar tmpval
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notify.debug "\
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$FUNCNAME: * variable expansion using user \`rpmvar_value[]'..."
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$FUNCNAME: [2] variable expansion using user \`rpmvar_value[]'..."
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for i in $( seq 0 1 $(( ${#rpmvar_name[*]} - 1 )) ); do
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for j in $( seq 0 1 $(( ${#rpmvar_name[*]} - 1 )) ); do
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# do not expand one variable with itself
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# never expand a variable with itself
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[[ $i -eq $j ]] && continue
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# use 'pck_newver' if defined
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@ -418,13 +415,9 @@ $FUNCNAME: * variable expansion using user \`rpmvar_value[]'..."
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echo ${rpmvar_value[$i]} | sed "s#%[{]*version[}]*#$pck_newver#g")"
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continue; } ;;
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esac
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# NOTE: old code
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# rpmvar_value[$i]="$(\
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#echo ${rpmvar_value[$i]} | sed "\
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#s#%[{]*[?]*${rpmvar_name[$j]}[}]*#${rpmvar_value[$j]}#g")"
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tmpvar="${rpmvar_name[$j]}"; tmpvalue="${rpmvar_value[$j]}"
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notify.debug "\
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$FUNCNAME: * \`${rpmvar_value[$i]}' : \`$tmpvar' --> \`$tmpvalue'..."
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# notify.debug "\
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#$FUNCNAME: * \`${rpmvar_value[$i]}' : \`$tmpvar' --> \`$tmpvalue'..."
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rpmvar_value[$i]="$(\
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echo ${rpmvar_value[$i]} | sed -n "\
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/%{?$tmpvar:%$tmpvar.*}/{s#%{?$tmpvar:%$tmpvar\(.*\)}#$tmpvalue\1#gp;q};
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@ -434,36 +427,64 @@ echo ${rpmvar_value[$i]} | sed -n "\
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p")"
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done
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notify.debug "\
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$FUNCNAME: result: \`${rpmvar_value[$i]}'"
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$FUNCNAME: * ${rpmvar_name[$i]} --> ${rpmvar_value[$i]}"
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done
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notify.debug "$FUNCNAME: [2] rpmvar_name[], rpmvar_value[]"
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for i in `seq 0 1 $(( ${#rpmvar_name[*]} - 1 ))`; do
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notify.debug "\
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$FUNCNAME: [2] rpmvar_name = [ \
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$(for i in `seq 0 1 $(( ${#rpmvar_name[*]} - 1 ))`; do
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echo -n "\"%${rpmvar_name[$i]}\" "; done)]"
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notify.debug "\
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$FUNCNAME: [2] rpmvar_value = [ \
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$(for i in `seq 0 1 $(( ${#rpmvar_value[*]} - 1 ))`; do
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echo -n "\"${rpmvar_value[$i]}\" "; done)]"
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$FUNCNAME: \"%${rpmvar_name[$i]}\", \"${rpmvar_value[$i]}\""
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done
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local rpmvar_value_unexpanded
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# [3] expand rpm variables using 'rpm --eval=<rpm_var>'
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notify.debug "\
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$FUNCNAME: * variable expansion using \`rpm --eval=<rpm_var>'..."
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local rpmvar_value_unexpanded
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$FUNCNAME: [3] variable expansion using \`rpm --eval=<rpm_var>'..."
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for i in $( seq 0 1 $(( ${#rpmvar_name[*]} - 1 )) ); do
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case "${rpmvar_value[$i]}" in
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%*) rpmvar_value_unexpanded="${rpmvar_value[$i]}"
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rpmvar_value[$i]=$(\
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rpm --eval="${rpmvar_value[$i]}" 2>/dev/null) ;;
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rpm --eval="${rpmvar_value[$i]}" 2>/dev/null)
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notify.debug "\
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$FUNCNAME: * rpm --eval=\"$rpmvar_value_unexpanded\"\
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--> ${rpmvar_value[$i]}" ;;
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esac
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done
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notify.debug "$FUNCNAME: [3] rpmvar_name[], rpmvar_value[]"
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for i in `seq 0 1 $(( ${#rpmvar_name[*]} - 1 ))`; do
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notify.debug "\
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$FUNCNAME: [3] rpmvar_name = [ \
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$(for i in `seq 0 1 $(( ${#rpmvar_name[*]} - 1 ))`; do
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echo -n "\"%${rpmvar_name[$i]}\" "; done)]"
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$FUNCNAME: \"%${rpmvar_name[$i]}\", \"${rpmvar_value[$i]}\""
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done
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# [4] expand rpm variables using 'eval'
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notify.debug "\
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$FUNCNAME: [3] rpmvar_value = [ \
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$(for i in `seq 0 1 $(( ${#rpmvar_value[*]} - 1 ))`; do
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echo -n "\"${rpmvar_value[$i]}\" "; done)]"
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$FUNCNAME: [4] variable expansion using \`eval'..."
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for i in $( seq 0 1 $(( ${#rpmvar_name[*]} - 1 )) ); do
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[ "${rpmvar_expr[$i]}" = "1" ] || continue
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# FIXME : the eval command could lead to security issues!
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# ex. %define foo %(rm -f <a_writable_file>)
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# it's also a problem for rpm itself (at least for rpm 4.0.4)
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eval "${rpmvar_value[$i]}" &>/dev/null
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# note: %define BUILD_CC ccache gcc33
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# --> eval "ccache gcc33" --> $? == 1
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if [ $? -eq 0 ]; then
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tmpvalue="$(eval "${rpmvar_value[$i]}" 2>/dev/null)"
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notify.debug "\
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$FUNCNAME: * eval \"${rpmvar_value[$i]}\" --> $tmpvalue"
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rpmvar_value[$i]="$tmpvalue"
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# we assume all the expressions are now evaluated
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rpmvar_expr[$i]="0"
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else
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notify.warning $"\
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cannot evaluate:"" \"${rpmvar_value[$i]}\""
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fi
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done
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notify.debug "$FUNCNAME: [4] rpmvar_name[], rpmvar_value[]"
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for i in `seq 0 1 $(( ${#rpmvar_name[*]} - 1 ))`; do
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notify.debug "\
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$FUNCNAME: \"%${rpmvar_name[$i]}\", \"${rpmvar_value[$i]}\""
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done
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for i in $( seq 0 1 $(( ${#rpmvar_name[*]} - 1 )) ); do
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# note: we strip the '"' chars from 'rpmvar_value' because
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@ -475,18 +496,6 @@ echo -n "\"${rpmvar_value[$i]}\" "; done)]"
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rpmvar_name[$i]=\"${rpmvar_name[$i]}\"
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rpmvar_value[$i]=\"${rpmvar_value[$i]//\"/}\"
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rpmvar_expr[$i]=\"${rpmvar_expr[$i]}\"" >> ${infofile:-/dev/null} # `
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if [[ "${rpmvar_expr[$i]}" = "1" ]]; then
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notify.debug "$FUNCNAME: eval \"${rpmvar_value[$i]}\""
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# FIXME : the eval command could lead to security issues!
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# ex. %define foo %(rm -f <a_file_in_HOME_dir>)
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# it's also a problem for rpm itself (at least for rpm 4.0.4)
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eval "${rpmvar_value[$i]}" &>/dev/null
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# note: %define BUILD_CC ccache gcc33
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# --> eval "ccache gcc33" --> $? == 1
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[[ $? -eq 0 ]] || notify.warning $"\
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cannot evaluate:"" \"${rpmvar_value[$i]}\""
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fi
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done
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fi
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}
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