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2004-11-23 Andrew Cagney <cagney@redhat.com>
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* Makefile.in (uninstall-gstack, install-gstack): New rules, add
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to install and uninstall.
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* gstack.sh, gstack.1: New files.
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Index: gdb-6.8/gdb/Makefile.in
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===================================================================
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--- gdb-6.8.orig/gdb/Makefile.in 2008-03-17 13:15:08.000000000 +0100
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+++ gdb-6.8/gdb/Makefile.in 2008-07-14 10:25:47.000000000 +0200
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@@ -1161,7 +1161,7 @@ gdb.z:gdb.1
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# time it takes for make to check that all is up to date.
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# install-only is intended to address that need.
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install: all install-only
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-install-only: $(CONFIG_INSTALL)
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+install-only: install-gstack $(CONFIG_INSTALL)
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transformed_name=`t='$(program_transform_name)'; \
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echo gdb | sed -e "$$t"` ; \
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if test "x$$transformed_name" = x; then \
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@@ -1193,9 +1193,26 @@ install-tui:
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$(DESTDIR)$(man1dir) ; \
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$(INSTALL_DATA) $(srcdir)/gdb.1 \
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$(DESTDIR)$(man1dir)/$$transformed_name.1
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+GSTACK=gstack
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+.PHONY: install-gstack
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+install-gstack:
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+ transformed_name=`t='$(program_transform_name)'; \
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+ echo $(GSTACK) | sed -e "$$t"` ; \
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+ if test "x$$transformed_name" = x; then \
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+ transformed_name=$(GSTACK) ; \
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+ else \
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+ true ; \
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+ fi ; \
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+ $(SHELL) $(srcdir)/../mkinstalldirs $(DESTDIR)$(bindir) ; \
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+ $(INSTALL_PROGRAM) $(srcdir)/$(GSTACK).sh \
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+ $(DESTDIR)$(bindir)/$$transformed_name$(EXEEXT) ; \
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+ : $(SHELL) $(srcdir)/../mkinstalldirs \
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+ $(DESTDIR)$(man1dir) ; \
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+ : $(INSTALL_DATA) $(srcdir)/gstack.1 \
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+ $(DESTDIR)$(man1dir)/$$transformed_name.1
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-uninstall: force $(CONFIG_UNINSTALL)
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+uninstall: force uninstall-gstack $(CONFIG_UNINSTALL)
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transformed_name=`t='$(program_transform_name)'; \
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echo gdb | sed -e $$t` ; \
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if test "x$$transformed_name" = x; then \
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@@ -1217,6 +1234,17 @@ uninstall-tui:
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fi ; \
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rm -f $(DESTDIR)$(bindir)/$$transformed_name$(EXEEXT) \
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$(DESTDIR)$(man1dir)/$$transformed_name.1
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+.PHONY: uninstall-gstack
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+uninstall-gstack:
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+ transformed_name=`t='$(program_transform_name)'; \
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+ echo $(GSTACK) | sed -e $$t` ; \
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+ if test "x$$transformed_name" = x; then \
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+ transformed_name=$(GSTACK) ; \
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+ else \
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+ true ; \
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+ fi ; \
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+ rm -f $(DESTDIR)$(bindir)/$$transformed_name$(EXEEXT) \
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+ $(DESTDIR)$(man1dir)/$$transformed_name.1
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# The C++ name parser can be built standalone for testing.
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test-cp-name-parser.o: cp-name-parser.c $(safe_ctype_h) $(libiberty_h) \
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Index: gdb-6.8/gdb/gstack.sh
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ gdb-6.8/gdb/gstack.sh 2008-07-14 10:25:47.000000000 +0200
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@@ -0,0 +1,45 @@
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+#!/bin/sh
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+
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+if test $# -ne 1; then
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+ echo "Usage: `basename $0 .sh` <process-id>" 1>&2
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+ exit 1
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+fi
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+
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+if test ! -r /proc/$1; then
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+ echo "Process $1 not found." 1>&2
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+ exit 1
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+fi
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+
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+# GDB doesn't allow "thread apply all bt" when the process isn't
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+# threaded; need to peek at the process to determine if that or the
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+# simpler "bt" should be used.
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+
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+backtrace="bt"
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+if test -d /proc/$1/task ; then
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+ # Newer kernel; has a task/ directory.
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+ if test `ls /proc/$1/task | wc -l` -gt 1 2>/dev/null ; then
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+ backtrace="thread apply all bt"
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+ fi
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+elif test -f /proc/$1/maps ; then
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+ # Older kernel; go by it loading libpthread.
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+ if grep -e libpthread /proc/$1/maps > /dev/null 2>&1 ; then
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+ backtrace="thread apply all bt"
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+ fi
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+fi
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+
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+GDB=${GDB:-gdb}
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+
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+if $GDB -nx --quiet --batch --readnever > /dev/null 2>&1; then
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+ readnever=--readnever
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+else
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+ readnever=
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+fi
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+
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+# Run GDB, strip out unwanted noise.
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+$GDB --quiet $readnever -nx /proc/$1/exe $1 <<EOF 2>&1 |
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+$backtrace
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+EOF
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+sed -n \
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+ -e 's/^(gdb) //' \
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+ -e '/^#/p' \
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+ -e '/^Thread/p'
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