diff options
| -rw-r--r-- | gdb/ChangeLog | 5 | ||||
| -rwxr-xr-x | gdb/configure | 23 | ||||
| -rw-r--r-- | gdb/configure.ac | 21 |
3 files changed, 46 insertions, 3 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index b2ddbb2..b5aa871 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2012-07-25 Joel Brobecker <brobecker@adacore.com> + + * configure.ac: Add --enable-lmcheck configure option. + * configure: Regenerate. + 2012-07-25 Tom Tromey <tromey@redhat.com> * NEWS: Mention maint info bfds. diff --git a/gdb/configure b/gdb/configure index 819967d..90927ff 100755 --- a/gdb/configure +++ b/gdb/configure @@ -795,6 +795,7 @@ with_zlib with_libiconv_prefix with_iconv_bin with_system_readline +enable_libmcheck with_jit_reader_dir with_expat with_gnu_ld @@ -1465,6 +1466,7 @@ Optional Features: --enable-tui enable full-screen terminal user interface (TUI) --enable-gdbtk enable gdbtk graphical user interface (GUI) --enable-profiling enable profiling of GDB + --enable-libmcheck Try building GDB with -lmcheck if available --disable-rpath do not hardcode runtime library paths --enable-werror treat compile warnings as errors --enable-build-warnings enable build-time compiler warnings if gcc is used @@ -7039,7 +7041,26 @@ fi -if $development; then +# Provide a --enable-libmcheck/--disable-libmcheck set of options +# allowing a user to enable this option even when building releases, +# or to disable it when building a snapshot. +# Check whether --enable-libmcheck was given. +if test "${enable_libmcheck+set}" = set; then : + enableval=$enable_libmcheck; case "${enableval}" in + yes | y) ENABLE_LIBMCHECK="yes" ;; + no | n) ENABLE_LIBMCHECK="no" ;; + *) as_fn_error "bad value ${enableval} for --enable-libmcheck" "$LINENO" 5 ;; + esac +fi + + +# Enable -lmcheck by default (it provides cheap-enough memory mangling), +# but turn it off for releases. +if test -z "${ENABLE_LIBMCHECK}" && $development; then + ENABLE_LIBMCHECK=yes +fi + +if test "$ENABLE_LIBMCHECK" = "yes" ; then { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lmcheck" >&5 $as_echo_n "checking for main in -lmcheck... " >&6; } if test "${ac_cv_lib_mcheck_main+set}" = set; then : diff --git a/gdb/configure.ac b/gdb/configure.ac index f3d75b1..b33de61 100644 --- a/gdb/configure.ac +++ b/gdb/configure.ac @@ -645,8 +645,25 @@ AC_SUBST(READLINE_DEPS) AC_SUBST(READLINE_CFLAGS) AC_SUBST(READLINE_TEXI_INCFLAG) -dnl -lmcheck provides cheap enough memory mangling for debugging purposes. -if $development; then +# Provide a --enable-libmcheck/--disable-libmcheck set of options +# allowing a user to enable this option even when building releases, +# or to disable it when building a snapshot. +AC_ARG_ENABLE(libmcheck, + AS_HELP_STRING([--enable-libmcheck], + [Try building GDB with -lmcheck if available]), + [case "${enableval}" in + yes | y) ENABLE_LIBMCHECK="yes" ;; + no | n) ENABLE_LIBMCHECK="no" ;; + *) AC_MSG_ERROR(bad value ${enableval} for --enable-libmcheck) ;; + esac]) + +# Enable -lmcheck by default (it provides cheap-enough memory mangling), +# but turn it off for releases. +if test -z "${ENABLE_LIBMCHECK}" && $development; then + ENABLE_LIBMCHECK=yes +fi + +if test "$ENABLE_LIBMCHECK" = "yes" ; then AC_CHECK_LIB(mcheck, main) fi |