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authordgp <dgp@users.sourceforge.net>2015-03-24 17:34:05 (GMT)
committerdgp <dgp@users.sourceforge.net>2015-03-24 17:34:05 (GMT)
commit32ff2195a21937b9befa7b767fd3a5ef4602da54 (patch)
tree133b9c3a6a03a0fed12341c4eb734652e65abc20
parent7505833c266274e4d14a84da70f21f23c7f5b9f7 (diff)
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Tcl source code already assumes the <limits.h> file is available.
(See tcl/libtommath/tommath.h .) So dispose of all the configuration shenanigans pretending we want to support systems that lack one.
-rw-r--r--compat/limits.h22
-rw-r--r--generic/tcl.h16
-rwxr-xr-xunix/configure152
-rw-r--r--unix/tcl.m44
-rw-r--r--unix/tclConfig.h.in6
-rw-r--r--unix/tclUnixPort.h6
6 files changed, 7 insertions, 199 deletions
diff --git a/compat/limits.h b/compat/limits.h
deleted file mode 100644
index 2cb082b..0000000
--- a/compat/limits.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * limits.h --
- *
- * This is a dummy header file to #include in Tcl when there
- * is no limits.h in /usr/include. There are only a few
- * definitions here; also see tclPort.h, which already
- * #defines some of the things here if they're not arleady
- * defined.
- *
- * Copyright (c) 1991 The Regents of the University of California.
- * Copyright (c) 1994 Sun Microsystems, Inc.
- *
- * See the file "license.terms" for information on usage and redistribution
- * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
- */
-
-#define LONG_MIN 0x80000000
-#define LONG_MAX 0x7fffffff
-#define INT_MIN 0x80000000
-#define INT_MAX 0x7fffffff
-#define SHRT_MIN 0x8000
-#define SHRT_MAX 0x7fff
diff --git a/generic/tcl.h b/generic/tcl.h
index f09315b..5eff4d6 100644
--- a/generic/tcl.h
+++ b/generic/tcl.h
@@ -392,16 +392,12 @@ typedef long LONG;
* Don't know what platform it is and configure hasn't discovered what is
* going on for us. Try to guess...
*/
-# ifdef NO_LIMITS_H
-# error please define either TCL_WIDE_INT_TYPE or TCL_WIDE_INT_IS_LONG
-# else /* !NO_LIMITS_H */
-# include <limits.h>
-# if (INT_MAX < LONG_MAX)
-# define TCL_WIDE_INT_IS_LONG 1
-# else
-# define TCL_WIDE_INT_TYPE long long
-# endif
-# endif /* NO_LIMITS_H */
+# include <limits.h>
+# if (INT_MAX < LONG_MAX)
+# define TCL_WIDE_INT_IS_LONG 1
+# else
+# define TCL_WIDE_INT_TYPE long long
+# endif
# endif /* _WIN32 */
#endif /* !TCL_WIDE_INT_TYPE & !TCL_WIDE_INT_IS_LONG */
#ifdef TCL_WIDE_INT_IS_LONG
diff --git a/unix/configure b/unix/configure
index 6f5311c..cb46f8d 100755
--- a/unix/configure
+++ b/unix/configure
@@ -3332,158 +3332,6 @@ _ACEOF
fi
- if test "${ac_cv_header_limits_h+set}" = set; then
- echo "$as_me:$LINENO: checking for limits.h" >&5
-echo $ECHO_N "checking for limits.h... $ECHO_C" >&6
-if test "${ac_cv_header_limits_h+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_limits_h" >&5
-echo "${ECHO_T}$ac_cv_header_limits_h" >&6
-else
- # Is the header compilable?
-echo "$as_me:$LINENO: checking limits.h usability" >&5
-echo $ECHO_N "checking limits.h usability... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-$ac_includes_default
-#include <limits.h>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_header_compiler=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_header_compiler=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
-echo "${ECHO_T}$ac_header_compiler" >&6
-
-# Is the header present?
-echo "$as_me:$LINENO: checking limits.h presence" >&5
-echo $ECHO_N "checking limits.h presence... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-#include <limits.h>
-_ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
- (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } >/dev/null; then
- if test -s conftest.err; then
- ac_cpp_err=$ac_c_preproc_warn_flag
- ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
- else
- ac_cpp_err=
- fi
-else
- ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
- ac_header_preproc=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
- ac_header_preproc=no
-fi
-rm -f conftest.err conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
-echo "${ECHO_T}$ac_header_preproc" >&6
-
-# So? What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
- yes:no: )
- { echo "$as_me:$LINENO: WARNING: limits.h: accepted by the compiler, rejected by the preprocessor!" >&5
-echo "$as_me: WARNING: limits.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
- { echo "$as_me:$LINENO: WARNING: limits.h: proceeding with the compiler's result" >&5
-echo "$as_me: WARNING: limits.h: proceeding with the compiler's result" >&2;}
- ac_header_preproc=yes
- ;;
- no:yes:* )
- { echo "$as_me:$LINENO: WARNING: limits.h: present but cannot be compiled" >&5
-echo "$as_me: WARNING: limits.h: present but cannot be compiled" >&2;}
- { echo "$as_me:$LINENO: WARNING: limits.h: check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: limits.h: check for missing prerequisite headers?" >&2;}
- { echo "$as_me:$LINENO: WARNING: limits.h: see the Autoconf documentation" >&5
-echo "$as_me: WARNING: limits.h: see the Autoconf documentation" >&2;}
- { echo "$as_me:$LINENO: WARNING: limits.h: section \"Present But Cannot Be Compiled\"" >&5
-echo "$as_me: WARNING: limits.h: section \"Present But Cannot Be Compiled\"" >&2;}
- { echo "$as_me:$LINENO: WARNING: limits.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: limits.h: proceeding with the preprocessor's result" >&2;}
- { echo "$as_me:$LINENO: WARNING: limits.h: in the future, the compiler will take precedence" >&5
-echo "$as_me: WARNING: limits.h: in the future, the compiler will take precedence" >&2;}
- (
- cat <<\_ASBOX
-## ------------------------------ ##
-## Report this to the tcl lists. ##
-## ------------------------------ ##
-_ASBOX
- ) |
- sed "s/^/$as_me: WARNING: /" >&2
- ;;
-esac
-echo "$as_me:$LINENO: checking for limits.h" >&5
-echo $ECHO_N "checking for limits.h... $ECHO_C" >&6
-if test "${ac_cv_header_limits_h+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- ac_cv_header_limits_h=$ac_header_preproc
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_limits_h" >&5
-echo "${ECHO_T}$ac_cv_header_limits_h" >&6
-
-fi
-if test $ac_cv_header_limits_h = yes; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_LIMITS_H 1
-_ACEOF
-
-else
-
-cat >>confdefs.h <<\_ACEOF
-#define NO_LIMITS_H 1
-_ACEOF
-
-fi
-
-
if test "${ac_cv_header_stdlib_h+set}" = set; then
echo "$as_me:$LINENO: checking for stdlib.h" >&5
echo $ECHO_N "checking for stdlib.h... $ECHO_C" >&6
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 277fe0b..25c2699 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -2158,7 +2158,6 @@ dnl # preprocessing tests use only CPPFLAGS.
# Defines some of the following vars:
# NO_DIRENT_H
# NO_VALUES_H
-# HAVE_LIMITS_H or NO_LIMITS_H
# NO_STDLIB_H
# NO_STRING_H
# NO_SYS_WAIT_H
@@ -2198,9 +2197,6 @@ closedir(d);
AC_CHECK_HEADER(float.h, , [AC_DEFINE(NO_FLOAT_H, 1, [Do we have <float.h>?])])
AC_CHECK_HEADER(values.h, , [AC_DEFINE(NO_VALUES_H, 1, [Do we have <values.h>?])])
- AC_CHECK_HEADER(limits.h,
- [AC_DEFINE(HAVE_LIMITS_H, 1, [Do we have <limits.h>?])],
- [AC_DEFINE(NO_LIMITS_H, 1, [Do we have <limits.h>?])])
AC_CHECK_HEADER(stdlib.h, tcl_ok=1, tcl_ok=0)
AC_EGREP_HEADER(strtol, stdlib.h, , tcl_ok=0)
AC_EGREP_HEADER(strtoul, stdlib.h, , tcl_ok=0)
diff --git a/unix/tclConfig.h.in b/unix/tclConfig.h.in
index 10ae12f..a4ab3e5 100644
--- a/unix/tclConfig.h.in
+++ b/unix/tclConfig.h.in
@@ -127,9 +127,6 @@
/* Define to 1 if you have the <libkern/OSAtomic.h> header file. */
#undef HAVE_LIBKERN_OSATOMIC_H
-/* Do we have <limits.h>? */
-#undef HAVE_LIMITS_H
-
/* Define to 1 if you have the `localtime_r' function. */
#undef HAVE_LOCALTIME_R
@@ -313,9 +310,6 @@
/* Do we have a usable 'isnan'? */
#undef NO_ISNAN
-/* Do we have <limits.h>? */
-#undef NO_LIMITS_H
-
/* Do we have memmove()? */
#undef NO_MEMMOVE
diff --git a/unix/tclUnixPort.h b/unix/tclUnixPort.h
index f64d453..a9983be 100644
--- a/unix/tclUnixPort.h
+++ b/unix/tclUnixPort.h
@@ -144,11 +144,7 @@ typedef off_t Tcl_SeekOffset;
#if HAVE_INTTYPES_H
# include <inttypes.h>
#endif
-#ifdef NO_LIMITS_H
-# include "../compat/limits.h"
-#else
-# include <limits.h>
-#endif
+#include <limits.h>
#if HAVE_STDINT_H
# include <stdint.h>
#endif