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-rw-r--r--configure.ac283
1 files changed, 277 insertions, 6 deletions
diff --git a/configure.ac b/configure.ac
index 74ee37cd0..09a5ad6ad 100644
--- a/configure.ac
+++ b/configure.ac
@@ -25,7 +25,7 @@ AC_REVISION([m4_esyscmd_s([type git >/dev/null 2>&1 && git describe --always 2>/
AC_PREREQ([2.59])
AC_CONFIG_SRCDIR([src/common/cbasetypes.h])
AC_CONFIG_FILES([Makefile src/common/Makefile])
-AC_CONFIG_FILES([3rdparty/mt19937ar/Makefile 3rdparty/libconfig/Makefile])
+AC_CONFIG_FILES([3rdparty/mt19937ar/Makefile 3rdparty/libconfig/Makefile 3rdparty/libbacktrace/Makefile 3rdparty/libbacktrace/backtrace-supported.h])
AC_CONFIG_FILES([src/char/Makefile src/login/Makefile])
AC_CONFIG_FILES([src/map/Makefile src/plugins/Makefile])
AC_CONFIG_FILES([src/test/Makefile])
@@ -38,8 +38,11 @@ m4_ifdef([AC_USE_SYSTEM_EXTENSIONS],
[AC_GNU_SOURCE]
)
+AC_MSG_CHECKING([host OS])
+host_os="`uname`"
+AC_MSG_RESULT([$host_os])
+
# Root-check
-host_is="`uname`"
case $host_os in
CYGWIN*)
;;
@@ -312,6 +315,37 @@ AC_ARG_ENABLE(
)
#
+# libbacktrace
+#
+AC_ARG_ENABLE(
+ [libbacktrace],
+ AC_HELP_STRING(
+ [--enable-libbacktrace@<:@=ARG@:>@],
+ [
+ Compiles with libbacktrace. (no by default - experimental)
+ ]
+ ),
+ [
+ enable_libbacktrace="$enableval"
+ case $enableval in
+ "no");;
+ "yes");;
+ *) AC_MSG_ERROR([[invalid argument --enable-libbacktrace=$enableval... stopping]]);;
+ esac
+ ],
+ [
+ case $host_os in
+ Linux* )
+ enable_libbacktrace="yes"
+ ;;
+ *)
+ enable_libbacktrace="no"
+ ;;
+ esac
+ ]
+)
+
+#
# Buildbot
#
AC_ARG_ENABLE(
@@ -960,10 +994,17 @@ if test "$enable_sanitize" != "no" ; then
AC_CHECK_SANITIZER_FLAG(bool)
AC_CHECK_SANITIZER_FLAG(enum)
AC_CHECK_SANITIZER_FLAG(vptr)
+ AC_CHECK_SANITIZER_FLAG(address-use-after-scope)
+ AC_CHECK_SANITIZER_FLAG(pointer-overflow)
+ AC_CHECK_SANITIZER_FLAG(builtin)
+ AC_CHECK_SANITIZER_FLAG(pointer-compare)
+ AC_CHECK_SANITIZER_FLAG(pointer-subtract)
+ AC_CHECK_SANITIZER_FLAG(shift-exponent)
+ AC_CHECK_SANITIZER_FLAG(shift-base)
+ AC_CHECK_SANITIZER_FLAG(sanitize-address-use-after-scope)
fi
fi
-
AC_DEFUN([AC_CHECK_COMPILER_WFLAG],
[
AC_MSG_CHECKING([whether $CC supports -W$1])
@@ -1057,6 +1098,8 @@ AC_DEFUN([AC_CHECK_COMPILER_WNOFLAG],
]
)
+AC_CHECK_FLAG(-fsigned-char)
+
AC_CHECK_COMPILER_WNOFLAG(unused-parameter, [int foo(int bar) { return 0; }])
AC_CHECK_COMPILER_WNOFLAG(clobbered)
AC_CHECK_COMPILER_WFLAG(empty-body)
@@ -1392,6 +1435,237 @@ case $enable_debug in
esac
#
+# libbacktrace
+#
+if test "$enable_libbacktrace" = "no" ; then
+ USE_LIBBACKTRACE="no"
+else
+ CPPFLAGS="$CPPFLAGS -DHAVE_LIBBACKTRACE"
+ USE_LIBBACKTRACE="yes"
+
+ # libbacktrace checks
+ AC_CHECK_FLAG(-funwind-tables)
+
+ AC_PROG_AWK
+ case "$AWK" in
+ "")
+ AC_MSG_ERROR([Libbacktrace requires awk to build])
+ ;;
+ esac
+
+ backtrace_supported=yes
+ AC_CHECK_HEADER([unwind.h],
+ [AC_CHECK_FUNC([_Unwind_Backtrace],
+ [BACKTRACE_FILE="backtrace.lo simple.lo"],
+ [
+ BACKTRACE_FILE="nounwind.lo"
+ backtrace_supported=no
+ ]
+ )],
+ [
+ BACKTRACE_FILE="nounwind.lo"
+ backtrace_supported=no
+ ]
+ )
+ AC_SUBST(BACKTRACE_FILE)
+
+ AC_DEFINE(HAVE_GETIPINFO, 1, [Define if _Unwind_GetIPInfo is available.])
+
+ AC_CACHE_CHECK([__sync extensions],
+ [libbacktrace_cv_sys_sync],
+ [
+ if test -n "${with_target_subdir}"; then
+ case "${host}" in
+ hppa*-*-hpux*)
+ libbacktrace_cv_sys_sync=no
+ ;;
+ *)
+ libbacktrace_cv_sys_sync=yes
+ ;;
+ esac
+ else
+ AC_LINK_IFELSE(
+ [
+ AC_LANG_PROGRAM([int i;],
+ [
+ __sync_bool_compare_and_swap(&i, i, i);
+ __sync_lock_test_and_set(&i, 1);
+ __sync_lock_release(&i);
+ ]
+ )
+ ],
+ [libbacktrace_cv_sys_sync=yes],
+ [libbacktrace_cv_sys_sync=no]
+ )
+ fi
+ ]
+ )
+ BACKTRACE_SUPPORTS_THREADS=0
+ if test "$libbacktrace_cv_sys_sync" = "yes"; then
+ BACKTRACE_SUPPORTS_THREADS=1
+ AC_DEFINE([HAVE_SYNC_FUNCTIONS], 1, [Define to 1 if you have the __sync functions])
+ fi
+ AC_SUBST(BACKTRACE_SUPPORTS_THREADS)
+
+ # Test for __atomic support.
+ AC_CACHE_CHECK([__atomic extensions],
+ [libbacktrace_cv_sys_atomic],
+ [
+ if test -n "${with_target_subdir}"; then
+ libbacktrace_cv_sys_atomic=yes
+ else
+ AC_LINK_IFELSE(
+ [
+ AC_LANG_PROGRAM([int i;],
+ [
+ __atomic_load_n(&i, __ATOMIC_ACQUIRE);
+ __atomic_store_n(&i, 1, __ATOMIC_RELEASE);
+ ]
+ )
+ ],
+ [libbacktrace_cv_sys_atomic=yes],
+ [libbacktrace_cv_sys_atomic=no]
+ )
+ fi
+ ]
+ )
+ if test "$libbacktrace_cv_sys_atomic" = "yes"; then
+ AC_DEFINE([HAVE_ATOMIC_FUNCTIONS], 1, [Define to 1 if you have the __atomic functions])
+ fi
+
+ # The library needs to be able to read the executable itself. Compile
+ # a file to determine the executable format. The awk script
+ # filetype.awk prints out the file type.
+ AC_CACHE_CHECK([output filetype],
+ [libbacktrace_cv_sys_filetype],
+ [
+ filetype=
+ AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM([int i;], [int j;])],
+ [filetype=`${AWK} -f $srcdir/3rdparty/libbacktrace/filetype.awk conftest.$ac_objext`],
+ [AC_MSG_FAILURE([compiler failed])]
+ )
+ libbacktrace_cv_sys_filetype=$filetype
+ ]
+ )
+
+ # Match the file type to decide what files to compile.
+ LIBBACKTRACE_FORMAT_FILE=
+ backtrace_supports_data=yes
+ case "$libbacktrace_cv_sys_filetype" in
+ elf*)
+ LIBBACKTRACE_FORMAT_FILE="elf.o"
+ ;;
+ pecoff)
+ LIBBACKTRACE_FORMAT_FILE="pecoff.o"
+ backtrace_supports_data=no
+ ;;
+ xcoff*)
+ LIBBACKTRACE_FORMAT_FILE="xcoff.o"
+ backtrace_supports_data=no
+ ;;
+ macho*)
+ LIBBACKTRACE_FORMAT_FILE="macho.o"
+ backtrace_supports_data=no
+ ;;
+ *)
+ AC_MSG_WARN([could not determine output file type])
+ LIBBACKTRACE_FORMAT_FILE="unknown.o"
+ backtrace_supported=no
+ ;;
+ esac
+ AC_SUBST(LIBBACKTRACE_FORMAT_FILE)
+
+ # ELF defines.
+ elfsize=
+ case "$libbacktrace_cv_sys_filetype" in
+ elf32)
+ elfsize=32
+ ;;
+ elf64)
+ elfsize=64
+ ;;
+ *)
+ elfsize=unused
+ esac
+ AC_DEFINE_UNQUOTED([BACKTRACE_ELF_SIZE], [$elfsize], [ELF size: 32 or 64])
+
+ # XCOFF defines.
+ xcoffsize=
+ case "$libbacktrace_cv_sys_filetype" in
+ xcoff32)
+ xcoffsize=32
+ ;;
+ xcoff64)
+ xcoffsize=64
+ ;;
+ *)
+ xcoffsize=unused
+ esac
+ AC_DEFINE_UNQUOTED([BACKTRACE_XCOFF_SIZE], [$xcoffsize], [XCOFF size: 32 or 64])
+
+ BACKTRACE_SUPPORTED=0
+ if test "$backtrace_supported" = "yes"; then
+ BACKTRACE_SUPPORTED=1
+ fi
+ AC_SUBST(BACKTRACE_SUPPORTED)
+
+ BACKTRACE_SUPPORTS_DATA=0
+ if test "$backtrace_supports_data" = "yes"; then
+ BACKTRACE_SUPPORTS_DATA=1
+ fi
+ AC_SUBST(BACKTRACE_SUPPORTS_DATA)
+
+ AC_CHECK_FUNC(mmap, [have_mmap=yes], [have_mmap=no])
+
+ VIEW_FILE=mmapio.lo
+ ALLOC_FILE=mmap.lo
+
+ AC_SUBST(VIEW_FILE)
+ AC_SUBST(ALLOC_FILE)
+
+ BACKTRACE_USES_MALLOC=0
+ if test "$ALLOC_FILE" = "alloc.lo"; then
+ BACKTRACE_USES_MALLOC=1
+ fi
+ AC_SUBST(BACKTRACE_USES_MALLOC)
+
+ AC_CHECK_FUNC([dl_iterate_phdr], [have_dl_iterate_phdr=yes], [have_dl_iterate_phdr=no])
+ if test "$have_dl_iterate_phdr" = "yes"; then
+ AC_DEFINE(HAVE_DL_ITERATE_PHDR, 1, [Define if dl_iterate_phdr is available.])
+ fi
+
+ # Check for the fcntl function.
+ if test -n "${with_target_subdir}"; then
+ case "${host}" in
+ *-*-mingw*)
+ have_fcntl=no
+ ;;
+ spu-*-*)
+ have_fcntl=no
+ ;;
+ *)
+ have_fcntl=yes
+ ;;
+ esac
+ else
+ AC_CHECK_FUNC(fcntl, [have_fcntl=yes], [have_fcntl=no])
+ fi
+ if test "$have_fcntl" = "yes"; then
+ AC_DEFINE([HAVE_FCNTL], 1, [Define to 1 if you have the fcntl function])
+ fi
+
+ AC_CHECK_DECLS(strnlen)
+ AC_CHECK_FUNCS(lstat readlink)
+
+ AC_CHECK_FUNC(getexecname, [have_getexecname=yes], [have_getexecname=no])
+ if test "$have_getexecname" = "yes"; then
+ AC_DEFINE(HAVE_GETEXECNAME, 1, [Define if getexecname is available.])
+ fi
+fi
+AC_SUBST(USE_LIBBACKTRACE)
+
+#
# Buildbot
#
case $enable_buildbot in
@@ -1446,9 +1720,6 @@ AC_CHECK_FLAG(-fno-var-tracking)
#
# Host specific stuff
#
-AC_MSG_CHECKING([host OS])
-host_os="`uname`"
-AC_MSG_RESULT([$host_os])
fd_setsize=""
DLLEXT=".so"
case $host_os in
generated by cgit v1.2.3-60-g2f50 (git 2.42.0) at 2024-06-26 10:56:48 +0000