-#! /bin/sh
+#!/bin/sh
# create an initialization procedure from a list of .o files
-# Look in object files, find symbols including the string _initialize_,
-# and call each one as a function.
echo '/* Do not modify this file. It is created automatically by "munch". */'
-echo 'void init_all_files () {'
+echo 'void initialize_all_files () {'
-nm $* | egrep '_initialize_' | \
- sed -e 's/^.*\(initialize_[a-zA-Z_0-9]*\).*$/ _\1 ();/' | \
- sort -u
+NMOPT=""
+case $1 in
+MUNCH_NM=*)
+ MUNCH_NM=`echo $1 | sed 's/MUNCH_NM=//'`; shift ;;
+-*)
+ NMOPT=$1; shift ;;
+esac
+
+# make it easy to use a different nm, e.g. for cross-developing
+
+MUNCH_NM="${MUNCH_NM-nm} $NMOPT"
+if test "`$MUNCH_NM main.o | egrep main | egrep FUNC | egrep GLOB`" != "" ; then
+ # System V Release 4 style nm
+ $MUNCH_NM $* | egrep '\|__?initialize_' | egrep FUNC | \
+ sed -e \
+ 's/^.*\(_initialize_[a-zA-Z0-9_]*\).*$/ {extern void \1 (); \1 ();}/'\
+ | sort -u
+elif test "`$MUNCH_NM main.o | egrep '[TD] *_?main$'`" = "" ; then
+ if test "`$MUNCH_NM main.o | egrep 'Type Subspace'`" != "" ; then
+ # HP PA RISC compilers don't prepend underscores
+ shift;
+ $MUNCH_NM $* | egrep '_initialize_.*' | \
+ sed -e \
+ 's/^.*\(_initialize_[a-zA-Z0-9_]*\).*/ {extern void \1 (); \1 ();}/' \
+ | sort -u
+ else
+ # System V style nm
+ shift;
+ $MUNCH_NM $* | egrep '_initialize_.*' | egrep '\.text'|\
+ sed -e \
+ 's/^.*\(_initialize_[a-zA-Z0-9_]*\).*/ {extern void \1 (); \1 ();}/' \
+ | sort -u
+ fi
+else
+ # BSD style nm
+ # We now accept either text or data symbols, since the RT/PC uses data.
+ $MUNCH_NM -p $* | egrep '[TD] *_?[_.]initialize_' | \
+ sed -e 's/^.*\(initialize_.*\)/ {extern void _\1 (); _\1 ();}/' \
+ | sort -u
+fi
echo '}'