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AC_CHECK_HEADERS: Mention signal.h.

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(CPPFLAGS): Move before AC_CHECK_TYPES(), so those later checks
	run with -D_GNU_SOURCE.
(AC_CHECK_TYPES): Fix the check for sighandler_t.

(Logical change 1.104)
This commit is contained in:
hp.com!davidm 2003-09-25 05:29:14 +00:00
parent 87e2dfb9af
commit 197801e353
1 changed files with 14 additions and 9 deletions
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23
configure.in
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@ -20,7 +20,7 @@ AC_CHECK_LIB(uca, __uc_get_grs)
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(asm/ptrace_offsets.h endian.h execinfo.h ia64intrin.h \
sys/uc_access.h unistd.h)
sys/uc_access.h unistd.h signal.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
@ -28,7 +28,19 @@ AC_C_INLINE
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
AC_CHECK_TYPES([sighandler_t])
CPPFLAGS="${CPPFLAGS} -D_GNU_SOURCE"
if test x$enable_debug = xyes; then
CPPFLAGS="${CPPFLAGS} -DDEBUG"
else
CPPFLAGS="${CPPFLAGS} -DNDEBUG"
fi
AC_CHECK_TYPES([sighandler_t], [], [],
[$ac_includes_default
#if HAVE_SIGNAL_H
# include <signal.h>
#endif
])
dnl Checks for library functions.
AC_FUNC_MEMCMP
@ -65,13 +77,6 @@ AC_ARG_ENABLE(debug,
LIBUNWIND___THREAD
CPPFLAGS="${CPPFLAGS} -D_GNU_SOURCE"
if test x$enable_debug = xyes; then
CPPFLAGS="${CPPFLAGS} -DDEBUG"
else
CPPFLAGS="${CPPFLAGS} -DNDEBUG"
fi
if test x$GCC = xyes; then
CFLAGS="${CFLAGS} -Wall -Wsign-compare"
fi