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| author | Roland McGrath <roland@gnu.org> | 1996-05-09 00:53:12 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 1996-05-09 00:53:12 +0000 |
| commit | 03d0a7e2aa3c1a2134c9fa0a957292f4316e0ea5 (patch) | |
| tree | 2decb264be5b187a966c07bb148d4112ba8414b9 | |
| parent | 7c713e287e50dc338779ed1a6c6ac701720a3a41 (diff) | |
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* extract-dynsym: New file.cvs/libc-960509
* Makefile (distribute): Add it.
| -rw-r--r-- | ChangeLog | 2 | ||||
| -rw-r--r-- | Makefile | 1 | ||||
| -rwxr-xr-x | extract-dynsym | 23 |
3 files changed, 26 insertions, 0 deletions
@@ -1,5 +1,7 @@ Wed May 8 20:04:29 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> + * extract-dynsym: New file. + * Makefile (distribute): Add it. * Rules (subdir_install): Depend on $(common-objpfx)sor-$(subdir). [! libc.so-version]: Clear static-only-routines. ($(common-objpfx)sor-$(subdir)): New target. @@ -225,6 +225,7 @@ distribute := README INSTALL NOTES COPYING.LIB COPYING NEWS \ Makefile Makeconfig Makerules Rules Make-dist MakeTAGS \ extra-lib.mk o-iterator.mk \ ansidecl.h mkinstalldirs move-if-change install-sh \ + extract-dynsym \ configure configure.in aclocal.m4 config.sub config.guess\ config.make.in config-name.in Makefile.in \ munch-tmpl.c munch.awk sysdep.h set-hooks.h libc-symbols.h diff --git a/extract-dynsym b/extract-dynsym new file mode 100755 index 0000000000..421dbd6fd0 --- /dev/null +++ b/extract-dynsym @@ -0,0 +1,23 @@ +#!/bin/sh + +# Extract from an ELF shared object file just the dynamic symbols necessary +# to link against it and the (GNU extension) warning sections that linking +# against it may use to produce warning messages. + +infile=$1 +outfile=$2 + +# Handle both objdump -h output formats. +osechdr='^SECTION [0-9]+ \[' +nsechdr='^ +[0-9]+ ' + +$OBJCOPY -S `$OBJDUMP -h $infile | $AWK " +/($osechdr|$nsechdr)"'\.(hash|dyn[a-z]+|gnu\.warning[a-zA-Z_.]*) / { next; } +/'"$osechdr"'/ { printf "--remove-section=%s ", $3 } +/'"$nsechdr"'/ { printf "--remove-section=%s ", $2 } +' | +# The old format puts brackets around section names. The new format fails +# to delimit long section names from the following hex digits. +sed -e 's/[][]//g' -e 's/0[0-9a-f]* / /g'` $infile $outfile.new + +mv -f $outfile.new $outfile |