dnl Process this file with autoconf to produce a configure script
-AC_PREREQ(2.5)
+AC_PREREQ(2.13)
AC_INIT(pexecute.c)
dnl We use these options to decide which functions to include.
if test $ac_cv_prog_gcc = yes; then
GCC=yes
+ ac_libiberty_warn_cflags='-W -Wall -Wtraditional -pedantic'
dnl Check whether -g works, even if CFLAGS is set, in case the package
dnl plays around with CFLAGS (such as to build both debugging and
dnl normal versions of a library), tasteless as that idea is.
fi
else
GCC=
+ ac_libiberty_warn_cflags=
test "${CFLAGS+set}" = set || CFLAGS="-g"
fi
])
+AC_SUBST(ac_libiberty_warn_cflags)
LIB_AC_PROG_CC
dnl When we start using automake:
dnl AM_MAINTAINER_MODE
-dnl AM_EXEEXT
+dnl AC_EXEEXT
dnl When we start using automake:
dnl AM_PROG_INSTALL
# It's OK to check for header files. Although the compiler may not be
# able to link anything, it had better be able to at least compile
# something.
-AC_CHECK_HEADERS(sys/file.h sys/param.h stdlib.h string.h unistd.h strings.h sys/time.h)
+AC_CHECK_HEADERS(sys/file.h sys/param.h stdlib.h string.h unistd.h strings.h sys/time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h)
+AC_HEADER_SYS_WAIT
# This is the list of functions which libiberty will provide if they
# are not available on the host.
funcs="$funcs bcmp"
funcs="$funcs bcopy"
funcs="$funcs bzero"
+funcs="$funcs calloc"
funcs="$funcs clock"
funcs="$funcs getcwd"
funcs="$funcs getpagesize"
funcs="$funcs memcpy"
funcs="$funcs memmove"
funcs="$funcs memset"
+funcs="$funcs mkstemps"
+funcs="$funcs putenv"
funcs="$funcs random"
funcs="$funcs rename"
funcs="$funcs rindex"
+funcs="$funcs setenv"
funcs="$funcs sigsetmask"
funcs="$funcs strcasecmp"
funcs="$funcs strchr"
vars="sys_errlist sys_nerr sys_siglist"
-checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times"
+checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday"
# These are neither executed nor required, but they help keep
# autoheader happy without adding a bunch of text to acconfig.h.
if test "x" = "y"; then
- AC_CHECK_FUNCS(asprintf atexit basename bcmp bcopy bzero clock getcwd)
- AC_CHECK_FUNCS(getpagesize index insque memchr memcmp memcpy memmove)
- AC_CHECK_FUNCS(memset random rename rindex sigsetmask strcasecmp)
- AC_CHECK_FUNCS(strchr strdup strncasecmp strrchr strstr strtod strtol)
+ AC_CHECK_FUNCS(asprintf atexit basename bcmp bcopy bzero calloc clock getcwd)
+ AC_CHECK_FUNCS(getpagesize index insque mkstemps memchr memcmp memcpy memmove)
+ AC_CHECK_FUNCS(memset putenv random rename rindex sigsetmask strcasecmp)
+ AC_CHECK_FUNCS(setenv strchr strdup strncasecmp strrchr strstr strtod strtol)
AC_CHECK_FUNCS(strtoul tmpnam vasprintf vfprintf vprintf vsprintf waitpid)
AC_DEFINE(HAVE_SYS_ERRLIST)
AC_DEFINE(HAVE_SYS_NERR)
AC_DEFINE(HAVE_SYS_SIGLIST)
AC_CHECK_FUNCS(getrusage on_exit psignal strerror strsignal sysconf times)
+ AC_CHECK_FUNCS(sbrk gettimeofday)
fi
# For each of these functions, if the host does not provide the
# if the host does not provide alloca, we set ALLOCA to alloca.o
setobjs=
+CHECK=
if test -n "${with_target_subdir}"; then
# We are being configured as a target library. AC_REPLACE_FUNCS
setobjs=yes
fi
+
+else
+
+ # Not a target library, so we set things up to run the test suite.
+ CHECK=check-cplus-dem
+
fi
+AC_SUBST(CHECK)
+
if test -z "${setobjs}"; then
case "${host}" in
case "${host}" in
- *-*-cygwin32*)
- # The cygwin32 library actually uses a couple of files from
+ *-*-cygwin*)
+ # The Cygwin library actually uses a couple of files from
# libiberty when it is built. If we are building a native
- # cygwin32, and we run the tests, we will appear to have these
+ # Cygwin, and we run the tests, we will appear to have these
# files. However, when we go on to build winsup, we will wind up
# with a library which does not have the files, since they should
# have come from libiberty.
AC_DEFINE(HAVE_SYS_ERRLIST)
;;
+ *-*-uwin*)
+ # Under some versions of uwin, vfork is notoriously buggy and the test
+ # can hang configure; on other versions, vfork exists just as a stub.
+ # FIXME: This should be removed once vfork in uwin's runtime is fixed.
+ ac_cv_func_vfork_works=no
+ # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are
+ # macros (actually, these are imported from a DLL, but the end effect
+ # is the same), so the test below won't find them.
+ AC_DEFINE(HAVE_SYS_NERR)
+ AC_DEFINE(HAVE_SYS_ERRLIST)
+ ;;
+
esac
# We haven't set the list of objects yet. Use the standard autoconf
# tests. This will only work if the compiler works.
AC_PROG_CC_WORKS
AC_REPLACE_FUNCS($funcs)
- AC_FUNC_ALLOCA
+
+ case "${host}" in
+ *-*-interix)
+ # On Interix, it wrongly concludes that the MSVC compiler supports alloca.
+ # (MSVC does on Win32, not on Interix.)
+ # This should be temporary.
+
+ ac_cv_header_alloca_h=no
+ ac_cv_func_alloca_works=no
+ ALLOCA=alloca.o
+ cat >> confdefs.h <<\EOF
+#define C_ALLOCA 1
+EOF
+ cat >> confdefs.h <<EOF
+#define STACK_DIRECTION -1
+EOF
+ ;;
+ *)
+ AC_FUNC_ALLOCA
+ ;;
+ esac
+
AC_FUNC_VFORK
if test $ac_cv_func_vfork_works = no; then
LIBOBJS="$LIBOBJS vfork.o"
AC_CHECK_FUNCS($checkfuncs)
fi
+libiberty_AC_FUNC_STRNCMP
+
# Install a library built with a cross compiler in $(tooldir) rather
# than $(libdir).
if test -z "${with_cross_host}"; then
AC_SUBST(INSTALL_DEST)
# We need multilib support, but only if configuring for the target.
-AC_OUTPUT(Makefile,
+AC_OUTPUT(Makefile testsuite/Makefile,
[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h
if test -n "$CONFIG_FILES"; then
if test -n "${with_target_subdir}"; then