X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=libiberty%2Fconfigure.ac;h=9d3f2988d5d240d95a2bdc3829e8837efcc6b898;hb=ef53be89160126f2fa5dec8f1ec3bd6d99fb0681;hp=8136f25d850169b836c86055952274a6c5ff09fd;hpb=ffa54e5c48223b42840f93e56a5eff69998ab4e1;p=deliverable%2Fbinutils-gdb.git

diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index 8136f25d85..9d3f2988d5 100644
--- 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
 
@@ -191,6 +217,8 @@ if [[ -n "${frag}" ]]; then
   frag=${libiberty_topdir}/libiberty/config/$frag
 fi
 
+GCC_PICFLAG
+
 # If they didn't specify --enable-shared, don't generate shared libs.
 case "${enable_shared}" in
   yes) shared=yes ;;
@@ -198,30 +226,23 @@ case "${enable_shared}" in
   "") shared=no ;;
   *) shared=yes ;;
 esac
-if [[ "${shared}" = "yes" ]]; then
-  case "${host}" in
-    *-*-cygwin*)	;;
-    alpha*-*-linux*)	PICFLAG=-fPIC ;;
-    arm*-*-*)		PICFLAG=-fPIC ;;
-    hppa*-*-*)		PICFLAG=-fPIC ;;
-    i370-*-*)		PICFLAG=-fPIC ;;
-    ia64-*-*)		PICFLAG=-fpic ;;
-    i[[34567]]86-*-* | x86_64-*-*)
-			PICFLAG=-fpic ;;
-    m68k-*-*)		PICFLAG=-fpic ;;
-    mips*-*-linux*)	PICFLAG=-fPIC ;;
-    powerpc*-*-aix*)	;;
-    powerpc*-*-*)	PICFLAG=-fPIC ;;
-    sparc*-*-*)		case "${CFLAGS}" in
-			  *-fpic* ) PICFLAG=-fpic ;;
-			  * ) PICFLAG=-fPIC ;;
-			esac ;;
-    s390*-*-*)		PICFLAG=-fpic ;;
-    sh*-*-*)		PICFLAG=-fPIC ;;
-  esac
+
+# ...unless --enable-host-shared was passed from top-level config:
+if [[ "${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
@@ -246,14 +267,21 @@ AC_SUBST_FILE(host_makefile_frag)
 # 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 limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h)
+AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h)
 AC_HEADER_SYS_WAIT
 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])
+AC_CHECK_SIZEOF([size_t])
+
+# 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])
@@ -339,11 +367,14 @@ 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="$funcs vasprintf"
@@ -358,9 +389,10 @@ funcs="$funcs setproctitle"
 
 vars="sys_errlist sys_nerr sys_siglist"
 
-checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday"
-checkfuncs="$checkfuncs realpath canonicalize_file_name pstat_getstatic pstat_getdynamic sysmp"
-checkfuncs="$checkfuncs getsysinfo table sysctl wait3 wait4 __fsetlocking"
+checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \
+ getsysinfo gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic \
+ realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \
+ sysmp table times wait3 wait4"
 
 # These are neither executed nor required, but they help keep
 # autoheader happy without adding a bunch of text to acconfig.h.
@@ -368,21 +400,22 @@ if test "x" = "y"; then
   AC_CHECK_FUNCS(asprintf atexit \
     basename bcmp bcopy bsearch bzero \
     calloc canonicalize_file_name clock \
+    dup3 \
     ffs __fsetlocking \
-    getcwd getpagesize getrusage getsysinfo gettimeofday \
+    getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \
     index insque \
     memchr memcmp memcpy memmem memmove memset mkstemps \
     on_exit \
     psignal pstat_getdynamic pstat_getstatic putenv \
     random realpath rename rindex \
-    sbrk setenv setproctitle sigsetmask snprintf stpcpy stpncpy strcasecmp strchr \
-    strdup \
-     strerror strncasecmp strndup strrchr strsignal strstr strtod strtol \
-     strtoul strverscmp sysconf sysctl sysmp \
+    sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
+     stpcpy stpncpy strcasecmp strchr strdup \
+     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.])
@@ -394,7 +427,6 @@ fi
 
 setobjs=
 CHECK=
-target_header_dir=
 if test -n "${with_target_subdir}"; then
 
   # We are being configured as a target library.  AC_REPLACE_FUNCS
@@ -457,13 +489,14 @@ 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 $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
@@ -505,27 +538,6 @@ if test -n "${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.
@@ -536,16 +548,6 @@ fi
 AC_SUBST(CHECK)
 AC_SUBST(target_header_dir)
 
-# check for prctl PR_SET_NAME
-AC_LINK_IFELSE([AC_LANG_SOURCE([[
-#include <sys/prctl.h>
-int main()
-{
-  return (prctl(PR_SET_NAME, "foo") == 0) ? 0 : 1;
-}
-]])], AC_DEFINE(HAVE_PRCTL_SET_NAME, 1,
-	[Define if you have prctl PR_SET_NAME]))
-
 case "${host}" in
   *-*-cygwin* | *-*-mingw*)
     AC_DEFINE(HAVE_SYS_ERRLIST)
@@ -599,6 +601,12 @@ if test -z "${setobjs}"; then
 
   case "${host}" in
 
+  *-*-android*)
+    # On android, getpagesize is defined in unistd.h as a static inline
+    # function, which AC_CHECK_FUNCS does not handle properly.
+    ac_cv_func_getpagesize=yes
+    ;;
+
   *-*-mingw32*)
     # Under mingw32, sys_nerr and sys_errlist exist, but they are
     # macros, so the test below won't find them.
@@ -678,6 +686,7 @@ 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