doc/gdbinv-s.m4.in: remove text on special procedures to continue after

[deliverable/binutils-gdb.git] / gdb / munch

diff --git a/gdb/munch b/gdb/munch
index daecee45de1fc29acad08bd25dd1ec1729f06f61..62c4cd3fbb64e81a63a441e2280235695dbedeec 100755 (executable)
--- a/gdb/munch
+++ b/gdb/munch
@@ -1,14 +1,49 @@
-#! /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 | head -6 | egrep '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 '}'