[SCM] GNU Autoconf source repository branch, master, updated. v2.63-119-g29e6e30

[Paolo Bonzini]

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- Log -----------------------------------------------------------------
commit 29e6e30d37f591a3a957951c50f594c94ba719e1
Author: Paolo Bonzini <address@hidden>
Date:   Mon Oct 20 15:35:59 2008 +0200

    use a shell function for AC_TYPE_INTx_T
    
    * lib/autoconf/types.m4 (_AC_TYPE_INT_BODY, _AC_TYPE_UNSIGNED_INT_BODY): 
New.
    (_AC_TYPE_INT, _AC_TYPE_UNSIGNED_INT): Define and use a shell function.

commit 09012d045b2403feb4bf01c88c6c037ae2ed8ae2
Author: Paolo Bonzini <address@hidden>
Date:   Tue Oct 28 14:47:39 2008 +0100

    Fix AS_ESCAPE usage together with AC_INCLUDES_DEFAULT.
    
    * lib/autoconf/general.m4 (AC_CHECK_DECL): Fix AS_ESCAPE usage.
    * lib/autoconf/headers.m4 (_AC_CHECK_HEADER_MONGREL,
    _AC_CHECK_HEADER_NEW): Likewise.
    * lib/autoconf/types.m4 (_AC_CHECK_TYPE_NEW, AC_CHECK_MEMBER): Likewise.

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog               |   14 +++++++
 lib/autoconf/general.m4 |    2 +-
 lib/autoconf/headers.m4 |    4 +-
 lib/autoconf/types.m4   |   99 ++++++++++++++++++++++++++++++++---------------
 4 files changed, 85 insertions(+), 34 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 7f66556..4e8fdd1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,18 @@
 2008-10-28  Paolo Bonzini  <address@hidden>
+    
+       use a shell function for AC_TYPE_INTx_T
+       * lib/autoconf/types.m4 (_AC_TYPE_INT_BODY, _AC_TYPE_UNSIGNED_INT_BODY):
+       New.
+       (_AC_TYPE_INT, _AC_TYPE_UNSIGNED_INT): Define and use a shell function.
+
+2008-10-28  Paolo Bonzini  <address@hidden>
+
+       * lib/autoconf/general.m4 (AC_CHECK_DECL): Fix AS_ESCAPE usage.
+       * lib/autoconf/headers.m4 (_AC_CHECK_HEADER_MONGREL,
+       _AC_CHECK_HEADER_NEW): Likewise.
+       * lib/autoconf/types.m4 (_AC_CHECK_TYPE_NEW, AC_CHECK_MEMBER): Likewise.
+
+2008-10-28  Paolo Bonzini  <address@hidden>
 
        * lib/autoconf/types.m4 (_AC_CHECK_MEMBER_BODY): New.
        (AC_CHECK_MEMBER): Define and use a shell function.
diff --git a/lib/autoconf/general.m4 b/lib/autoconf/general.m4
index 922dda3..ccaf340 100644
--- a/lib/autoconf/general.m4
+++ b/lib/autoconf/general.m4
@@ -2742,7 +2742,7 @@ AC_DEFUN([AC_CHECK_DECL],
   [_$0_BODY])]dnl
 [AS_VAR_PUSHDEF([ac_Symbol], [ac_cv_have_decl_$1])]dnl
 [ac_func_[]_AC_LANG_ABBREV[]_check_decl ]dnl
-["$LINENO" "$1" "ac_Symbol" "AS_ESCAPE([AC_INCLUDES_DEFAULT([$4], [""])])"
+["$LINENO" "$1" "ac_Symbol" "AS_ESCAPE([AC_INCLUDES_DEFAULT([$4])], [""])"
 AS_VAR_IF([ac_Symbol], [yes], [$2], [$3])
 AS_VAR_POPDEF([ac_Symbol])dnl
 ])# AC_CHECK_DECL
diff --git a/lib/autoconf/headers.m4 b/lib/autoconf/headers.m4
index ebe09b6..fb6eb0c 100644
--- a/lib/autoconf/headers.m4
+++ b/lib/autoconf/headers.m4
@@ -160,7 +160,7 @@ m4_define([_AC_CHECK_HEADER_MONGREL],
   [$0_BODY])]dnl
 [AS_VAR_PUSHDEF([ac_Header], [ac_cv_header_$1])]dnl
 [ac_func_[]_AC_LANG_ABBREV[]_check_header_mongrel ]dnl
-["$LINENO" "$1" "ac_Header" "AS_ESCAPE([AC_INCLUDES_DEFAULT([$4], [""])])"
+["$LINENO" "$1" "ac_Header" "AS_ESCAPE([AC_INCLUDES_DEFAULT([$4])], [""])"
 AS_VAR_IF([ac_Header], [yes], [$2], [$3])
 AS_VAR_POPDEF([ac_Header])])# _AC_CHECK_HEADER_MONGREL
 
@@ -192,7 +192,7 @@ AC_DEFUN([_AC_CHECK_HEADER_NEW],
   [$0_BODY])]dnl
 [AS_VAR_PUSHDEF([ac_Header], [ac_cv_header_$1])]dnl
 [ac_func_[]_AC_LANG_ABBREV[]_check_header_new ]dnl
-["$LINENO" "$1" "ac_Header" "AS_ESCAPE([AC_INCLUDES_DEFAULT([$4], [""])])"
+["$LINENO" "$1" "ac_Header" "AS_ESCAPE([AC_INCLUDES_DEFAULT([$4])], [""])"
 AS_VAR_IF([ac_Header], [yes], [$2], [$3])
 AS_VAR_POPDEF([ac_Header])])# _AC_CHECK_HEADER_NEW
 
diff --git a/lib/autoconf/types.m4 b/lib/autoconf/types.m4
index c435498..5e48a16 100644
--- a/lib/autoconf/types.m4
+++ b/lib/autoconf/types.m4
@@ -175,7 +175,7 @@ AC_DEFUN([_AC_CHECK_TYPE_NEW],
     [$0_BODY])]dnl
 [AS_VAR_PUSHDEF([ac_Type], [ac_cv_type_$1])]dnl
 [ac_func_[]_AC_LANG_ABBREV[]_check_type "$LINENO" "$1" "ac_Type" ]dnl
-["AS_ESCAPE([AC_INCLUDES_DEFAULT([$4], [""])])"
+["AS_ESCAPE([AC_INCLUDES_DEFAULT([$4])], [""])"
 AS_VAR_IF([ac_Type], [yes], [$2], [$3])
 AS_VAR_POPDEF([ac_Type])dnl
 ])# _AC_CHECK_TYPE_NEW
@@ -642,56 +642,93 @@ AC_DEFUN([AC_TYPE_UINT16_T], [_AC_TYPE_UNSIGNED_INT(16)])
 AC_DEFUN([AC_TYPE_UINT32_T], [_AC_TYPE_UNSIGNED_INT(32)])
 AC_DEFUN([AC_TYPE_UINT64_T], [_AC_TYPE_UNSIGNED_INT(64)])
 
-# _AC_TYPE_INT(NBITS)
-# -------------------
-AC_DEFUN([_AC_TYPE_INT],
-[
-  AC_CACHE_CHECK([for int$1_t], [ac_cv_c_int$1_t],
-    [ac_cv_c_int$1_t=no
-     for ac_type in 'int$1_t' 'int' 'long int' \
+# _AC_TYPE_INT_BODY
+# -----------------
+# Shell function body for _AC_TYPE_INT.
+m4_define([_AC_TYPE_INT_BODY],
+[  AS_LINENO_PUSH([$[]1])
+  AC_CACHE_CHECK([for int$[]2${ac_nonexistent_var}_t], [$[]3],
+    [AS_VAR_SET([$[]3], [no])
+     for ac_type in int$[]2""_t 'int' 'long int' \
         'long long int' 'short int' 'signed char'; do
        AC_COMPILE_IFELSE(
         [AC_LANG_BOOL_COMPILE_TRY(
            [AC_INCLUDES_DEFAULT],
-           [[0 < ($ac_type) (((($ac_type) 1 << ($1 - 2)) - 1) * 2 + 1)]])],
+           [0 < ($ac_type) (((($ac_type) 1 << ($[]2 - 2)) - 1) * 2 + 1)])],
         [AC_COMPILE_IFELSE(
            [AC_LANG_BOOL_COMPILE_TRY(
               [AC_INCLUDES_DEFAULT],
-              [[($ac_type) (((($ac_type) 1 << ($1 - 2)) - 1) * 2 + 1)
-                < ($ac_type) (((($ac_type) 1 << ($1 - 2)) - 1) * 2 + 2)]])],
+              [($ac_type) (((($ac_type) 1 << ($[]2 - 2)) - 1) * 2 + 1)
+                < ($ac_type) (((($ac_type) 1 << ($[]2 - 2)) - 1) * 2 + 2)])],
            [],
-           [AS_CASE([$ac_type], [int$1_t],
-              [ac_cv_c_int$1_t=yes],
-              [ac_cv_c_int$1_t=$ac_type])])])
-       test "$ac_cv_c_int$1_t" != no && break
+           [AS_CASE([$ac_type], [int$[]2""_t],
+              [AS_VAR_SET([$[]3], [yes])],
+              [AS_VAR_SET([$[]3], [$ac_type])])])])
+       AS_VAR_IF([$[]3], [no], [], [break])
      done])
-  case $ac_cv_c_int$1_t in #(
+  AS_LINENO_POP
+])# _AC_TYPE_INT_BODY
+
+# _AC_TYPE_INT(NBITS)
+# -------------------
+# Set a variable ac_cv_c_intNBITS_t to `yes' if intNBITS_t is available,
+# `no' if it is not and no replacement types could be found, and a C type
+# if it is not available but a replacement signed integer type of width
+# exactly NBITS bits was found.  In the third case, intNBITS_t is AC_DEFINEd
+# to type, as well.
+AC_DEFUN([_AC_TYPE_INT],
+[AC_REQUIRE_SHELL_FN([ac_func_c_find_intX_t],
+  [AS_FUNCTION_DESCRIBE([ac_func_c_find_intX_t], [LINENO BITS VAR],
+    [Finds a signed integer type with width BITS, setting cache variable VAR
+     accordingly.])],
+    [$0_BODY])]dnl
+[ac_func_c_find_intX_t "$LINENO" "$1" "ac_cv_c_int$1_t"
+case $ac_cv_c_int$1_t in #(
   no|yes) ;; #(
   *)
     AC_DEFINE_UNQUOTED([int$1_t], [$ac_cv_c_int$1_t],
       [Define to the type of a signed integer type of width exactly $1 bits
        if such a type exists and the standard includes do not define it.]);;
-  esac
+esac
 ])# _AC_TYPE_INT
 
-# _AC_TYPE_UNSIGNED_INT(NBITS)
-# ----------------------------
-AC_DEFUN([_AC_TYPE_UNSIGNED_INT],
-[
-  AC_CACHE_CHECK([for uint$1_t], [ac_cv_c_uint$1_t],
-    [ac_cv_c_uint$1_t=no
-     for ac_type in 'uint$1_t' 'unsigned int' 'unsigned long int' \
+# _AC_TYPE_UNSIGNED_INT_BODY
+# --------------------------
+# Shell function body for _AC_TYPE_UNSIGNED_INT.
+m4_define([_AC_TYPE_UNSIGNED_INT_BODY],
+[  AS_LINENO_PUSH([$[]1])
+  AC_CACHE_CHECK([for uint$[]2${ac_nonexistent_var}_t], $[]3,
+    [AS_VAR_SET([$[]3], [no])
+     for ac_type in uint$[]2""_t 'unsigned int' 'unsigned long int' \
         'unsigned long long int' 'unsigned short int' 'unsigned char'; do
        AC_COMPILE_IFELSE(
         [AC_LANG_BOOL_COMPILE_TRY(
            [AC_INCLUDES_DEFAULT],
-           [[($ac_type) -1 >> ($1 - 1) == 1]])],
-        [AS_CASE([$ac_type], [uint$1_t],
-           [ac_cv_c_uint$1_t=yes],
-           [ac_cv_c_uint$1_t=$ac_type])])
-       test "$ac_cv_c_uint$1_t" != no && break
+           [($ac_type) -1 >> ($[]2 - 1) == 1])],
+        [AS_CASE([$ac_type], [uint$[]2""_t],
+           [AS_VAR_SET([$[]3], [yes])],
+           [AS_VAR_SET([$[]3], [$ac_type])])])
+       AS_VAR_IF([$[]3], [no], [], [break])
      done])
-  case $ac_cv_c_uint$1_t in #(
+  AS_LINENO_POP
+])# _AC_TYPE_UNSIGNED_INT_BODY
+
+
+# _AC_TYPE_UNSIGNED_INT(NBITS)
+# ----------------------------
+# Set a variable ac_cv_c_uintNBITS_t to `yes' if uintNBITS_t is available,
+# `no' if it is not and no replacement types could be found, and a C type
+# if it is not available but a replacement unsigned integer type of width
+# exactly NBITS bits was found.  In the third case, uintNBITS_t is AC_DEFINEd
+# to type, as well.
+AC_DEFUN([_AC_TYPE_UNSIGNED_INT],
+[AC_REQUIRE_SHELL_FN([ac_func_c_find_uintX_t],
+  [AS_FUNCTION_DESCRIBE([ac_func_c_find_uintX_t], [LINENO BITS VAR],
+    [Finds an unsigned integer type with width BITS, setting cache variable VAR
+     accordingly.])],
+  [$0_BODY])]dnl
+[ac_func_c_find_uintX_t "$LINENO" "$1" "ac_cv_c_uint$1_t"
+case $ac_cv_c_uint$1_t in #(
   no|yes) ;; #(
   *)
     m4_bmatch([$1], [^\(8\|32\|64\)$],
@@ -859,7 +896,7 @@ AC_DEFUN([AC_CHECK_MEMBER],
 [AS_VAR_PUSHDEF([ac_Member], [ac_cv_member_$1])]dnl
 [ac_func_[]_AC_LANG_ABBREV[]_check_member "$LINENO" ]dnl
 [m4_bpatsubst([$1], [^\([^.]*\)\.\(.*\)], ["\1" "\2"]) "ac_Member" ]dnl
-["AS_ESCAPE([AC_INCLUDES_DEFAULT([$4], [""])])"
+["AS_ESCAPE([AC_INCLUDES_DEFAULT([$4])], [""])"
 AS_VAR_IF([ac_Member], [yes], [$2], [$3])
 AS_VAR_POPDEF([ac_Member])dnl
 ])# AC_CHECK_MEMBER


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