PR gdb/18669 libiberty demangle.test failure: strtod() on sparc-sun-solaris2.9

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

diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index 754b66a061930c9e86c4b974fd2db0c17c291a3a..868be8e72d1a969f94339042c98233d353d30b4c 100644 (file)
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -128,8 +128,34 @@ if test $cross_compiling = no && test $multilib = yes \
    cross_compiling=maybe
 fi
 
+# We may wish to install the target headers somewhere.
+AC_MSG_CHECKING([whether to install libiberty headers and static library])
+dnl install-libiberty is disabled by default
+
+AC_ARG_ENABLE(install-libiberty,
+[  --enable-install-libiberty       Install headers and library for end users],
+enable_install_libiberty=$enableval,
+enable_install_libiberty=no)dnl
+
+# Option parsed, now set things appropriately.
+case x"$enable_install_libiberty" in
+  xyes|x)
+    target_header_dir=libiberty
+    ;;
+  xno)   
+    target_header_dir=
+    ;;
+  *) 
+    # This could be sanity-checked in various ways...
+    target_header_dir="${enable_install_libiberty}"
+    ;;
+esac
+AC_MSG_RESULT($enable_install_libiberty)
+AC_MSG_NOTICE([target_header_dir = $target_header_dir])
+
 GCC_NO_EXECUTABLES
 AC_PROG_CC
+AC_GNU_SOURCE
 AC_SYS_LARGEFILE
 AC_PROG_CPP_WERROR
 
@@ -200,11 +226,23 @@ case "${enable_shared}" in
   "") shared=no ;;
   *) shared=yes ;;
 esac
+
+# ...unless --enable-host-shared was passed from top-level config:
+if [[ "${enable_host_shared}" = "yes" ]]; then
+  shared=yes
+fi
+
 if [[ "${shared}" != "yes" ]]; then
   PICFLAG=
 fi
 AC_SUBST(PICFLAG)
 
+NOASANFLAG=
+case " ${CFLAGS} " in
+  *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;;
+esac
+AC_SUBST(NOASANFLAG)
+
 echo "# Warning: this fragment is automatically generated" > temp-frag
 
 if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then
@@ -235,8 +273,14 @@ AC_HEADER_TIME
 
 libiberty_AC_DECLARE_ERRNO
 
-# Determine the size of an int for struct fibnode.
+# Determine sizes of some types.
 AC_CHECK_SIZEOF([int])
+AC_CHECK_SIZEOF([long])
+
+# Check for presense of long long
+AC_CHECK_TYPE([long long],
+  [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])],
+  [])
 
 # Look for a 64-bit type.
 AC_MSG_CHECKING([for a 64-bit type])
@@ -322,11 +366,14 @@ funcs="$funcs strchr"
 funcs="$funcs strdup"
 funcs="$funcs strncasecmp"
 funcs="$funcs strndup"
+funcs="$funcs strnlen"
 funcs="$funcs strrchr"
 funcs="$funcs strstr"
 funcs="$funcs strtod"
 funcs="$funcs strtol"
 funcs="$funcs strtoul"
+funcs="$funcs strtoll"
+funcs="$funcs strtoull"
 funcs="$funcs strverscmp"
 funcs="$funcs tmpnam"
 funcs="$funcs vasprintf"
@@ -362,12 +409,12 @@ if test "x" = "y"; then
     random realpath rename rindex \
     sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
      stpcpy stpncpy strcasecmp strchr strdup \
-     strerror strncasecmp strndup strrchr strsignal strstr strtod strtol \
-     strtoul strverscmp sysconf sysctl sysmp \
+     strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \
+     strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \
     table times tmpnam \
     vasprintf vfprintf vprintf vsprintf \
     wait3 wait4 waitpid)
-  AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf])
+  AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull])
   AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.])
   AC_DEFINE(HAVE_SYS_NERR,    1, [Define if you have the sys_nerr variable.])
   AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.])
@@ -379,7 +426,6 @@ fi
 
 setobjs=
 CHECK=
-target_header_dir=
 if test -n "${with_target_subdir}"; then
 
   # We are being configured as a target library.  AC_REPLACE_FUNCS
@@ -442,13 +488,14 @@ if test -n "${with_target_subdir}"; then
     AC_LIBOBJ([stpcpy])
     AC_LIBOBJ([stpncpy])
     AC_LIBOBJ([strndup])
+    AC_LIBOBJ([strnlen])
     AC_LIBOBJ([strverscmp])
     AC_LIBOBJ([vasprintf])
     AC_LIBOBJ([waitpid])
 
     for f in $funcs; do
       case "$f" in
-       asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strverscmp | vasprintf | waitpid)
+       asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid)
          ;;
        *)
          n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
@@ -490,27 +537,6 @@ if test -n "${with_target_subdir}"; then
 
   esac
 
-  # We may wish to install the target headers somewhere.
-  AC_ARG_ENABLE(install-libiberty,
-  [  --enable-install-libiberty       Install headers for end users],
-  enable_install_libiberty=$enableval,
-  enable_install_libiberty=no)dnl
-  
-  # Option parsed, now set things appropriately.
-  case x"$enable_install_libiberty" in
-    xyes|x)
-      target_header_dir=libiberty
-      ;;
-    xno)   
-      target_header_dir=
-      ;;
-    *) 
-      # This could be sanity-checked in various ways...
-      target_header_dir="${enable_install_libiberty}"
-      ;;
-  esac
-
-
 else
 
    # Not a target library, so we set things up to run the test suite.
@@ -653,6 +679,7 @@ if test -z "${setobjs}"; then
   AC_CHECK_FUNCS($checkfuncs)
   AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf])
   AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk])
+  AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull])
   AC_CHECK_DECLS([strverscmp])
   libiberty_NEED_DECLARATION(canonicalize_file_name)
 fi