* loop.c (debug_loops): New.

[pf3gnuchains/gcc-fork.git] / libio / gen-params

diff --git a/libio/gen-params b/libio/gen-params
index bd652b6..d83c31b 100755 (executable)
--- a/libio/gen-params
+++ b/libio/gen-params
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (C) 1992, 1993, 1994 Free Software Foundation
+# Copyright (C) 1992, 1993, 1994, 1997, 1998, 1999, 2000 Free Software Foundation
 # 
 # This file is part of the GNU IO Library.  This library is free
 # software; you can redistribute it and/or modify it under the
@@ -72,8 +72,9 @@ fi
 # This program is used to test if the compiler prepends '_' before identifiers.
 # It is also used to check the g++ uses '$' or '.' various places.
 
-if test -z "${NAMES_HAVE_UNDERSCORE}" -o -z "${DOLLAR_IN_LABEL}" \
-    -o -z "${VTABLE_LABEL_PREFIX}"; then
+if test -z "${NAMES_HAVE_UNDERSCORE}" \
+   || test -z "${DOLLAR_IN_LABEL}" \
+   || test -z "${VTABLE_LABEL_PREFIX}"; then
   cat >dummy.h <<!EOF!
 #ifdef __GNUG__
 #pragma interface
@@ -124,9 +125,13 @@ if test -z "${NAMES_HAVE_UNDERSCORE}" -o -z "${DOLLAR_IN_LABEL}" \
        >>dummy.out
       # Now we get rid of the <>, and any other junk on the nm output line.
       # (We get rid of <filebuf> in case nm included debugging output for
-      # class filebuf itself.)  Finally, we select the first line of
-      # the result, and hope that's what we wanted!
-      vtab_name=`${SED} -n -e '/<filebuf>/d' -e 's/^.*<\(.*\)>.*$/\1/p' \
+      # class filebuf itself.)  On windows32, we also need to delete the 
+      # unique sections (.data$_vt$*), otherwise we get the wrong result.
+      # Finally, we select the first line of the result, and hope that's 
+      # what we wanted!
+      vtab_name=`${SED} -n -e '/<filebuf>/d' \
+        -e '/\.data[$_.]<_vt\$7filebuf>/d' \
+        -e 's/^.*<\(.*\)>.*$/\1/p' \
         <dummy.out | ${SED} -n -e '1p'`
       case "${vtab_name}" in
         *7filebuf) echo "#define ${macro_prefix}VTABLE_LABEL_HAS_LENGTH 1" ;;
@@ -183,6 +188,40 @@ else
   echo "#define ${macro_prefix}HAVE_ST_BLKSIZE 0"
 fi
 
+# A little test program to check if there is an O_APPEND.
+cat >dummy.c <<!EOF!
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+int foo()
+{
+    return O_APPEND;
+}
+!EOF!
+
+if ${CC} -c dummy.c >/dev/null 2>&1 ; then
+  :
+else
+  echo "#define O_APPEND 0"
+fi
+
+# A little test program to check if there is an O_EXCL.
+cat >dummy.c <<!EOF!
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+int foo()
+{
+    return O_EXCL;
+}
+!EOF!
+
+if ${CC} -c dummy.c >/dev/null 2>&1 ; then
+  :
+else
+  echo "#define O_EXCL 0"
+fi
+
 # A little test program to check if the name 'clog' is defined in libm,
 # as it is under DEC UNIX.
 cat >dummy.c <<!EOF!
@@ -277,7 +316,7 @@ fi
 tr '   ' ' ' <TMP >dummy.out
 
 for TYPE in dev_t clock_t fpos_t gid_t ino_t mode_t nlink_t off_t pid_t ptrdiff_t sigset_t size_t ssize_t time_t uid_t va_list wchar_t wint_t int16_t uint16_t int32_t uint_32_t u_int16_t u_int32_t; do
-    IMPORTED=`eval 'echo $'"$TYPE"`
+    eval IMPORTED=\$$TYPE
     if [ -n "${IMPORTED}" ] ; then
        eval "$TYPE='$IMPORTED'"
     else
@@ -289,7 +328,7 @@ for TYPE in dev_t clock_t fpos_t gid_t ino_t mode_t nlink_t off_t pid_t ptrdiff_
            # Search dummy.out for a typedef for X*$t.
            sed_script="
                s/unsigned long long int/_G_ullong/g
-               s/long long int/_G_llong/g
+               s/long long int /_G_llong /g
                s/unsigned long long/_G_ullong/g
                s/long long/_G_llong/g
                /.*typedef  *\\(.*[^ ]\\)  *X*$t *;.*/{s||\1|;p;q;}
@@ -318,9 +357,9 @@ done
 
 # Look for some standard macros.
 for NAME in BUFSIZ FOPEN_MAX FILENAME_MAX NULL; do
-    IMPORTED=`eval 'echo $'"$NAME"`
+    eval IMPORTED=\$$NAME
     if [ -n "${IMPORTED}" ] ; then
-       eval "$NAME='$IMPORTED /* specified */"
+       eval "$NAME='$IMPORTED /* specified */'"
     else
        rm -f TMP
        ${SED} -n -e 's| *;|;|g' -e "s|long X${NAME}= *\(.*\);|\1|w TMP" \
@@ -334,9 +373,9 @@ done
 
 # These macros must be numerical constants; strip any trailing 'L's.
 for NAME in SHRT_MAX INT_MAX LONG_MAX LONG_LONG_MAX; do
-    IMPORTED=`eval 'echo $'"$NAME"`
+    eval IMPORTED=\$$NAME
     if [ -n "${IMPORTED}" ] ; then
-       eval "$NAME='$IMPORTED /* specified */"
+       eval "$NAME='$IMPORTED /* specified */'"
     else
        rm -f TMP
        ${SED} -n -e 's| *;|;|g' -e "s|long X${NAME}= *\([0-9]*\)L* *;|\1|w TMP" \
@@ -703,20 +742,25 @@ if test -n "${USE_INT32_FLAGS}" ; then
     echo "#define ${macro_prefix}USE_INT32_FLAGS 1"
 fi
 
-# A little test program to check if __printf_fp is available.
-cat >dummy.c <<EOF
+if test -n "$HAVE_PRINTF_FP"; then
+  echo "#define ${macro_prefix}HAVE_PRINTF_FP $HAVE_PRINTF_FP"
+  echo "#define ${macro_prefix}HAVE_LONG_DOUBLE_IO $HAVE_LONG_DOUBLE_IO"
+else
+  # A little test program to check if __printf_fp is available.
+  cat >dummy.c <<EOF
 int main()
 {
     return __printf_fp ();
 }
 EOF
 
-if ${CC} dummy.c >/dev/null 2>&1 ; then
-  echo "#define ${macro_prefix}HAVE_PRINTF_FP 1"
-  echo "#define ${macro_prefix}HAVE_LONG_DOUBLE_IO 1"
-else
-  echo "#define ${macro_prefix}HAVE_PRINTF_FP 0"
-  echo "#define ${macro_prefix}HAVE_LONG_DOUBLE_IO 0"
+  if ${CC} dummy.c >/dev/null 2>&1 ; then
+    echo "#define ${macro_prefix}HAVE_PRINTF_FP 1"
+    echo "#define ${macro_prefix}HAVE_LONG_DOUBLE_IO 1"
+  else
+    echo "#define ${macro_prefix}HAVE_PRINTF_FP 0"
+    echo "#define ${macro_prefix}HAVE_LONG_DOUBLE_IO 0"
+  fi
 fi
 
 # Uncomment the following line if you don't have working templates.