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natFileDescriptorPosix.cc (setLength): Handle case where ftruncate is missing. 

* java/io/natFileDescriptorPosix.cc (setLength): Handle case where
	ftruncate is missing.
	* configure, include/config.h.in: Rebuilt.
	* acconfig.h (HAVE_FTRUNCATE): Mention.
	* configure.in: Check for ftruncate.

From-SVN: r56658
This commit is contained in:
Tom Tromey 2002-08-29 18:05:15 +00:00 committed by Tom Tromey
parent 3308c46e47
commit 0148e1ee90
6 changed files with 20 additions and 3 deletions
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8
libjava/ChangeLog
View File

@ -1,3 +1,11 @@
2002-08-29 Tom Tromey <tromey@redhat.com>
* java/io/natFileDescriptorPosix.cc (setLength): Handle case where
ftruncate is missing.
* configure, include/config.h.in: Rebuilt.
* acconfig.h (HAVE_FTRUNCATE): Mention.
* configure.in: Check for ftruncate.
2002-08-29 Tom Tromey <tromey@redhat.com>
* include/jvm.h (struct _Jv_frame_info): New structure.

1
libjava/acconfig.h
View File

@ -107,6 +107,7 @@
#undef HAVE_READDIR_R
#undef HAVE_GETHOSTBYNAME_R
#undef HAVE_GETHOSTBYADDR_R
#undef HAVE_FTRUNCATE
/* Define if you want a bytecode interpreter. */
#undef INTERPRETER

4
libjava/configure vendored
View File

@ -3734,7 +3734,7 @@ else
fi
done
for ac_func in fork execvp pipe sigaction
for ac_func in fork execvp pipe sigaction ftruncate
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:3741: checking for $ac_func" >&5
@ -7730,7 +7730,7 @@ cat >> $CONFIG_STATUS <<\EOF
# Split the substitutions into bite-sized pieces for seds with
# small command number limits, like on Digital OSF/1 and HP-UX.
ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
ac_max_sed_cmds=60 # Maximum number of lines to put in a sed script.
ac_file=1 # Number of current file.
ac_beg=1 # First line for current file.
ac_end=$ac_max_sed_cmds # Line after last line for current file.

2
libjava/configure.in
View File

@ -507,7 +507,7 @@ else
AC_CHECK_FUNCS(nl_langinfo setlocale)
AC_CHECK_FUNCS(inet_aton inet_addr, break)
AC_CHECK_FUNCS(inet_pton uname inet_ntoa)
AC_CHECK_FUNCS(fork execvp pipe sigaction)
AC_CHECK_FUNCS(fork execvp pipe sigaction ftruncate)
AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
AC_CHECK_FUNC(backtrace, [
case "$host" in

4
libjava/include/config.h.in
View File

@ -132,6 +132,7 @@
#undef HAVE_READDIR_R
#undef HAVE_GETHOSTBYNAME_R
#undef HAVE_GETHOSTBYADDR_R
#undef HAVE_FTRUNCATE
/* Define if you want a bytecode interpreter. */
#undef INTERPRETER
@ -201,6 +202,9 @@
/* Define if you have the ftime function. */
#undef HAVE_FTIME
/* Define if you have the ftruncate function. */
#undef HAVE_FTRUNCATE
/* Define if you have the getcwd function. */
#undef HAVE_GETCWD

4
libjava/java/io/natFileDescriptorPosix.cc
View File

@ -195,6 +195,7 @@ java::io::FileDescriptor::setLength (jlong pos)
struct stat sb;
off_t orig;
#ifdef HAVE_FTRUNCATE
if (::fstat (fd, &sb))
throw new IOException (JvNewStringLatin1 (strerror (errno)));
@ -219,6 +220,9 @@ java::io::FileDescriptor::setLength (jlong pos)
}
else if (::ftruncate (fd, (off_t) pos))
throw new IOException (JvNewStringLatin1 (strerror (errno)));
#else /* HAVE_FTRUNCATE */
throw new IOException (JvNewStringLatin1 ("FileDescriptor.setLength not implemented"));
#endif /* HAVE_FTRUNCATE */
}
jint