gdb/gdb-readline-6.0.patch
Jan Kratochvil 806f8c893c - Upgrade to the FSF GDB gdb-6.8.50 snapshot: 6.8.50.20090910
- archer-jankratochvil-fedora12 commit:
    941eb487a42933e442cb4d11344cda96ecb8a04d
- [next-over-throw] Fix exceptions thrown during next (Tom Tromey).
- [bp_location-accel] Do not (much) slow down on 500+ breakpoints (me).
2009-09-10 21:37:41 +00:00

124 lines
4.0 KiB
Diff

gdb/
2009-07-31 Jan Kratochvil <jan.kratochvil@redhat.com>
Fix compatibility of --with-system-readline and readline-6.0+.
* configure.ac <--with-system-readline> (for readline_echoing_p): New
test.
* config.in: Regenerate.
* configure: Regenerate.
Index: gdb-6.8.50.20090909/gdb/configure.ac
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/configure.ac 2009-09-09 20:11:04.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/configure.ac 2009-09-09 20:11:54.000000000 +0200
@@ -773,6 +773,21 @@ if test "$with_system_readline" = yes; t
READLINE=-lreadline
READLINE_DEPS=
READLINE_CFLAGS=
+
+ # readline-6.0 started to use the name `_rl_echoing_p'.
+ # `$(READLINE_DIR)/' of bundled readline would not resolve in configure.
+
+ AC_MSG_CHECKING([for readline_echoing_p])
+ save_LIBS=$LIBS
+ LIBS="$LIBS $READLINE"
+ AC_LINK_IFELSE(AC_LANG_PROGRAM(,[[extern int readline_echoing_p;
+ return readline_echoing_p;]]),
+ [READLINE_ECHOING_P=yes],
+ [READLINE_ECHOING_P=no
+ AC_DEFINE([readline_echoing_p], [_rl_echoing_p],
+ [readline-6.0 started to use different name.])])
+ LIBS="$save_LIBS"
+ AC_MSG_RESULT([$READLINE_ECHOING_P])
else
READLINE='$(READLINE_DIR)/libreadline.a'
READLINE_DEPS='$(READLINE)'
Index: gdb-6.8.50.20090909/gdb/config.in
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/config.in 2009-09-09 20:11:33.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/config.in 2009-09-09 20:12:00.000000000 +0200
@@ -815,6 +815,9 @@
/* Define to `int' if <sys/types.h> does not define. */
#undef pid_t
+/* readline-6.0 started to use different name. */
+#undef readline_echoing_p
+
/* Define to the equivalent of the C99 'restrict' keyword, or to
nothing if this is not supported. Do not define if restrict is
supported directly. */
Index: gdb-6.8.50.20090909/gdb/configure
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/configure 2009-09-09 20:11:07.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/configure 2009-09-09 20:11:54.000000000 +0200
@@ -9197,6 +9197,69 @@ if test "$with_system_readline" = yes; t
READLINE=-lreadline
READLINE_DEPS=
READLINE_CFLAGS=
+
+ # readline-6.0 started to use the name `_rl_echoing_p'.
+ # `$(READLINE_DIR)/' of bundled readline would not resolve in configure.
+
+ echo "$as_me:$LINENO: checking for readline_echoing_p" >&5
+echo $ECHO_N "checking for readline_echoing_p... $ECHO_C" >&6
+ save_LIBS=$LIBS
+ LIBS="$LIBS $READLINE"
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+extern int readline_echoing_p;
+ return readline_echoing_p;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ READLINE_ECHOING_P=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+READLINE_ECHOING_P=no
+
+cat >>confdefs.h <<\_ACEOF
+#define readline_echoing_p _rl_echoing_p
+_ACEOF
+
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+ LIBS="$save_LIBS"
+ echo "$as_me:$LINENO: result: $READLINE_ECHOING_P" >&5
+echo "${ECHO_T}$READLINE_ECHOING_P" >&6
else
READLINE='$(READLINE_DIR)/libreadline.a'
READLINE_DEPS='$(READLINE)'