| 1 | #!/bin/sh - |
| 2 | # |
| 3 | # Copyright (c) 1990 The Regents of the University of California. |
| 4 | # All rights reserved. |
| 5 | # |
| 6 | # Redistribution and use in source and binary forms are permitted |
| 7 | # provided that the above copyright notice and this paragraph are |
| 8 | # duplicated in all such forms and that any documentation, |
| 9 | # advertising materials, and other materials related to such |
| 10 | # distribution and use acknowledge that the software was developed |
| 11 | # by the University of California, Berkeley. The name of the |
| 12 | # University may not be used to endorse or promote products derived |
| 13 | # from this software without specific prior written permission. |
| 14 | # THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
| 15 | # IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
| 16 | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
| 17 | # |
| 18 | # @(#)lorder.sh 5.2 (Berkeley) %G% |
| 19 | # |
| 20 | PATH=/bin:/usr/bin |
| 21 | export PATH |
| 22 | |
| 23 | # only one argument is a special case, just output the name twice |
| 24 | case $# in |
| 25 | 0) |
| 26 | echo "usage: lorder file ..."; |
| 27 | exit ;; |
| 28 | 1) |
| 29 | echo $1 $1; |
| 30 | exit ;; |
| 31 | esac |
| 32 | |
| 33 | # temporary files |
| 34 | R=/tmp/_reference_$$ |
| 35 | S=/tmp/_symbol_$$ |
| 36 | |
| 37 | # remove temporary files on HUP, INT, QUIT, PIPE, TERM |
| 38 | trap "rm -f $R $S; exit 1" 1 2 3 13 15 |
| 39 | |
| 40 | # if the line ends in a colon, assume it's the first occurrence of a new |
| 41 | # object file. Echo it twice, just to make sure it gets into the output. |
| 42 | # |
| 43 | # if the line has " T " or " D " it's a globally defined symbol, put it |
| 44 | # into the symbol file. |
| 45 | # |
| 46 | # if the line has " U " it's a globally undefined symbol, put it into |
| 47 | # the reference file. |
| 48 | nm -go $* | sed " |
| 49 | /:$/ { |
| 50 | s/:// |
| 51 | s/.*/& &/ |
| 52 | p |
| 53 | d |
| 54 | } |
| 55 | / [TD] / { |
| 56 | s/:.* [TD]// |
| 57 | w $S |
| 58 | d |
| 59 | } |
| 60 | / U / { |
| 61 | s/:.* U// |
| 62 | w $R |
| 63 | } |
| 64 | d |
| 65 | " |
| 66 | |
| 67 | # sort symbols and references on the first field (the symbol) |
| 68 | # join on that field, and print out the file names. |
| 69 | sort +1 $R -o $R |
| 70 | sort +1 $S -o $S |
| 71 | join -j 2 -o 1.1 2.1 $R $S |
| 72 | rm -f $R $S |