gdb: fix vfork with multiple threads

[deliverable/binutils-gdb.git] / bfd / configure.ac

diff --git a/bfd/configure.ac b/bfd/configure.ac
index 5ec4d4f0b48156914b1f85ca963b8d22727d4513..07a75ed162639427d8a9243dd6ce509bdfbec90c 100644 (file)
--- a/bfd/configure.ac
+++ b/bfd/configure.ac
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 dnl
-dnl   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+dnl   Copyright (C) 2012-2021 Free Software Foundation, Inc.
 dnl
 dnl This file is free software; you can redistribute it and/or modify
 dnl it under the terms of the GNU General Public License as published by
@@ -22,7 +22,6 @@ AC_INIT([bfd], BFD_VERSION)
 AC_CONFIG_SRCDIR([libbfd.c])
 
 AC_CANONICAL_TARGET
-AC_ISC_POSIX
 
 AM_INIT_AUTOMAKE
 
@@ -70,6 +69,19 @@ esac
 
 AM_CONDITIONAL(PLUGINS, test "$plugins" = "yes")
 
+ac_checking=
+. ${srcdir}/development.sh
+test "$development" = true && ac_checking=yes
+AC_ARG_ENABLE(checking,
+[  --enable-checking       enable run-time checks],
+[case "${enableval}" in
+  no|none)  ac_checking= ;;
+  *)       ac_checking=yes ;;
+esac])dnl
+if test x$ac_checking != x ; then
+  AC_DEFINE(ENABLE_CHECKING, 1, [Define if you want run-time sanity checks.])
+fi
+
 AC_ARG_ENABLE(64-bit-bfd,
 [  --enable-64-bit-bfd     64-bit support (on hosts with narrower word sizes)],
 [case "${enableval}" in
@@ -158,7 +170,7 @@ AC_ARG_WITH(separate-debug-dir,
 AC_SUBST(DEBUGDIR)
 
 ACX_PKGVERSION([GNU Binutils])
-ACX_BUGURL([http://www.sourceware.org/bugzilla/])
+ACX_BUGURL([https://www.sourceware.org/bugzilla/])
 
 AM_BINUTILS_WARNINGS
 
@@ -205,8 +217,7 @@ BFD_HOST_64_BIT=
 BFD_HOST_U_64_BIT=
 BFD_HOSTPTR_T="unsigned long"
 
-AC_TYPE_LONG_DOUBLE
-AC_CHECK_TYPES([long long], [AC_CHECK_SIZEOF(long long)])
+AC_CHECK_SIZEOF(long long)
 AC_CHECK_SIZEOF(void *)
 AC_CHECK_SIZEOF(long)
 AC_CHECK_SIZEOF(int)
@@ -243,38 +254,16 @@ AC_SUBST(BFD_HOSTPTR_T)
 
 BFD_CC_FOR_BUILD
 
-AC_CHECK_HEADERS(alloca.h fcntl.h limits.h stddef.h stdlib.h string.h \
-                strings.h sys/file.h sys/resource.h sys/stat.h sys/time.h \
-                time.h unistd.h wchar.h wctype.h)
-GCC_HEADER_STDINT(bfd_stdint.h)
-AC_HEADER_TIME
-AC_HEADER_DIRENT
+AC_CHECK_HEADERS(fcntl.h sys/file.h sys/resource.h sys/stat.h sys/types.h \
+                unistd.h)
 
-ACX_HEADER_STRING
-AC_CHECK_FUNCS(fcntl getpagesize setitimer sysconf fdopen getuid getgid fileno fls)
-AC_CHECK_FUNCS(strtoull getrlimit)
+AC_CHECK_FUNCS(fcntl fdopen fileno fls getgid getpagesize getrlimit getuid \
+              sysconf)
 
-AC_CHECK_DECLS(basename)
-AC_CHECK_DECLS(ftello)
-AC_CHECK_DECLS(ftello64)
-AC_CHECK_DECLS(fseeko)
-AC_CHECK_DECLS(fseeko64)
+AC_CHECK_DECLS([basename, ffs, stpcpy, asprintf, vasprintf])
 
 BFD_BINARY_FOPEN
 
-AC_CHECK_DECLS(ffs)
-AC_CHECK_DECLS(free)
-AC_CHECK_DECLS(getenv)
-AC_CHECK_DECLS(malloc)
-AC_CHECK_DECLS(realloc)
-AC_CHECK_DECLS(stpcpy)
-AC_CHECK_DECLS(strstr)
-AC_CHECK_DECLS(asprintf)
-AC_CHECK_DECLS(vasprintf)
-AC_CHECK_DECLS(snprintf)
-AC_CHECK_DECLS(vsnprintf)
-AC_CHECK_DECLS(strnlen)
-
 # Link in zlib if we can.  This allows us to read compressed debug sections.
 # This is used only by compress.c.
 AM_ZLIB
@@ -317,17 +306,16 @@ changequote([,])dnl
   if test -n "$x"; then
     SHARED_LIBADD="-L`pwd`/../libiberty/pic -liberty"
   fi
+fi
 
+SHARED_LIBADD="$SHARED_LIBADD $LIBINTL"
+
+if test "$enable_shared" = "yes"; then
   case "${host}" in
   # More hacks to build DLLs on Windows.
   *-*-cygwin*)
     SHARED_LDFLAGS="-no-undefined"
-    SHARED_LIBADD="-L`pwd`/../libiberty -liberty -L`pwd`/../intl -lintl -lcygwin -lkernel32"
-  ;;
-
-  # Use built-in libintl on macOS, since it is not provided by libc.
-  *-*-darwin*)
-    SHARED_LIBADD="-L`pwd`/../libiberty/pic -L`pwd`/../intl -liberty -lintl"
+    SHARED_LIBADD="-L`pwd`/../libiberty -liberty $SHARED_LIBADD -lcygwin -lkernel32"
   ;;
   esac
 
@@ -466,8 +454,6 @@ do
     arm_elf32_fdpic_le_vec)     tb="$tb elf32-arm.lo elf32.lo elf-nacl.lo elf-vxworks.lo $elf" ;;
     arm_elf32_nacl_be_vec)      tb="$tb elf32-arm.lo elf32.lo elf-nacl.lo elf-vxworks.lo $elf" ;;
     arm_elf32_nacl_le_vec)      tb="$tb elf32-arm.lo elf32.lo elf-nacl.lo elf-vxworks.lo $elf" ;;
-    arm_elf32_symbian_be_vec)   tb="$tb elf32-arm.lo elf32.lo elf-nacl.lo elf-vxworks.lo $elf" ;;
-    arm_elf32_symbian_le_vec)   tb="$tb elf32-arm.lo elf32.lo elf-nacl.lo elf-vxworks.lo $elf" ;;
     arm_elf32_vxworks_be_vec)   tb="$tb elf32-arm.lo elf32.lo elf-nacl.lo elf-vxworks.lo $elf" ;;
     arm_elf32_vxworks_le_vec)   tb="$tb elf32-arm.lo elf32.lo elf-nacl.lo elf-vxworks.lo $elf" ;;
     arm_pe_be_vec)              tb="$tb pe-arm.lo peigen.lo $coff" ;;
@@ -625,6 +611,8 @@ do
     pru_elf32_vec)              tb="$tb elf32-pru.lo elf32.lo $elf" ;;
     riscv_elf32_vec)            tb="$tb elf32-riscv.lo elfxx-riscv.lo elf-ifunc.lo elf32.lo $elf" ;;
     riscv_elf64_vec)            tb="$tb elf64-riscv.lo elf64.lo elfxx-riscv.lo elf-ifunc.lo elf32.lo $elf"; target_size=64 ;;
+    riscv_elf32_be_vec)                 tb="$tb elf32-riscv.lo elfxx-riscv.lo elf-ifunc.lo elf32.lo $elf" ;;
+    riscv_elf64_be_vec)                 tb="$tb elf64-riscv.lo elf64.lo elfxx-riscv.lo elf-ifunc.lo elf32.lo $elf"; target_size=64 ;;
     rl78_elf32_vec)             tb="$tb elf32-rl78.lo elf32.lo $elf" ;;
     rs6000_xcoff64_vec)                 tb="$tb coff64-rs6000.lo aix5ppc-core.lo $xcoff"; target_size=64 ;;
     rs6000_xcoff64_aix_vec)     tb="$tb coff64-rs6000.lo aix5ppc-core.lo $xcoff"; target_size=64 ;;
@@ -1091,6 +1079,7 @@ AC_SUBST(lt_cv_dlopen_libs)
 # Hopefully a reasonable assumption since fseeko et.al. should be
 # upward compatible.
 AC_CHECK_FUNCS(ftello ftello64 fseeko fseeko64 fopen64)
+AC_CHECK_DECLS([ftello, ftello64, fseeko, fseeko64, fopen64])
 if test x"$ac_cv_func_ftello" = xyes -a x"$ac_cv_func_fseeko" = xyes; then
     AC_CHECK_SIZEOF(off_t)
 fi
@@ -1144,3 +1133,5 @@ AC_SUBST(htmldir)
 AC_SUBST(pdfdir)
 
 AC_OUTPUT
+
+GNU_MAKE_JOBSERVER