39 lines
1.7 KiB
Bash
39 lines
1.7 KiB
Bash
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#!/bin/sh
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#
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# $NetBSD: sunldgen.sh,v 1.1 2013/03/15 12:12:16 pooka Exp $
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#
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# To support the Sun linker we need to make it behave like the GNU linker
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# for orphaned sections. That means generating __start/__stop symbols
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# for them and that means some nopoly-atheist-withoutfood level trickery.
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# We enumerate all the section names we wish to generate symbols for.
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# The good news is that it's unlikely for NetBSD to grow any more
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# link sets, and even if it does, it'll be a build-time failure
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# on Sun platforms so it's easy to catch and mend the list below.
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LINKSETS='rump_components evcnts prop_linkpools modules sysctl_funcs
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bufq_strats domains dkwedge_methods ieee80211_funcs'
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exec 1> ldscript_sun.rump
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printf '# $NetBSD: sunldgen.sh,v 1.1 2013/03/15 12:12:16 pooka Exp $\n\n$mapfile_version 2\nLOAD_SEGMENT rumpkern_linksets {'
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for lset in ${LINKSETS}; do
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printf '\n\tASSIGN_SECTION { IS_NAME= link_set_start_%s };\n' $lset
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printf '\tASSIGN_SECTION { IS_NAME= link_set_%s };\n' $lset
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printf '\tASSIGN_SECTION { IS_NAME= link_set_stop_%s };\n' $lset
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printf '\tOS_ORDER+= link_set_start_%s\n' $lset
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printf '\t link_set_%s\n' $lset
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printf '\t link_set_stop_%s;\n' $lset
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done
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echo '};'
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exec 1> linksyms_sun.c
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printf '/* $NetBSD: sunldgen.sh,v 1.1 2013/03/15 12:12:16 pooka Exp $ */\n\n'
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for lset in ${LINKSETS}; do
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printf 'int __start_link_set_%s[0]\n' $lset
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printf '\t__attribute__((__section__("link_set_start_%s")));\n' $lset
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printf 'int __link_set_dummy_%s[0]\n' $lset
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printf '\t__attribute__((__section__("link_set_%s")));\n' $lset
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printf 'int __stop_link_set_%s[0]\n' $lset
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printf '\t__attribute__((__section__("link_set_stop_%s")));\n\n' $lset
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done
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