mirror of
https://git.tukaani.org/xz.git
synced 2024-04-04 12:36:23 +02:00
Change the default of --enable-assume-ram from 32 to 128 MiB.
This is to allow files created with "xz -9" to be decompressed if the amount of RAM cannot be determined.
This commit is contained in:
parent
2672bcc9f8
commit
9886d436ff
2 changed files with 8 additions and 8 deletions
5
INSTALL
5
INSTALL
|
@ -245,9 +245,8 @@ XZ Utils Installation
|
||||||
On some systems, there is no code to detect the amount of
|
On some systems, there is no code to detect the amount of
|
||||||
RAM though. Using --enable-assume-ram one can set how much
|
RAM though. Using --enable-assume-ram one can set how much
|
||||||
memory to assume on these systems. SIZE is given as MiB.
|
memory to assume on these systems. SIZE is given as MiB.
|
||||||
The default is 32 MiB, which is probably too low for most
|
The default is 128 MiB, which allows decompressing files
|
||||||
systems, but it is enough to allow decompressing .xz files
|
created with "xz -9".
|
||||||
created with the default settings.
|
|
||||||
|
|
||||||
Feel free to send patches to add support for detecting
|
Feel free to send patches to add support for detecting
|
||||||
the amount of RAM on the operating system you use. See
|
the amount of RAM on the operating system you use. See
|
||||||
|
|
11
configure.ac
11
configure.ac
|
@ -348,15 +348,16 @@ AC_MSG_RESULT([$enable_threads])
|
||||||
# Assumed amount of RAM #
|
# Assumed amount of RAM #
|
||||||
#########################
|
#########################
|
||||||
|
|
||||||
# We use 32 MiB as default, because it should be small enough for most
|
# We use 128 MiB as default, because it will allow decompressing files
|
||||||
# cases and allows decompressing files compressed with the default settings.
|
# created with "xz -9". It would be slightly safer to guess a lower value,
|
||||||
# Probably it is too small for most systems, but it's safer to guess too low.
|
# but most systems, on which we don't have any way to determine the amount
|
||||||
|
# of RAM, will probably have at least 128 MiB of RAM.
|
||||||
AC_MSG_CHECKING([how much RAM to assume if the real amount is unknown])
|
AC_MSG_CHECKING([how much RAM to assume if the real amount is unknown])
|
||||||
AC_ARG_ENABLE([assume-ram], AC_HELP_STRING([--enable-assume-ram=SIZE],
|
AC_ARG_ENABLE([assume-ram], AC_HELP_STRING([--enable-assume-ram=SIZE],
|
||||||
[If and only if the real amount of RAM cannot be determined,
|
[If and only if the real amount of RAM cannot be determined,
|
||||||
assume SIZE MiB. The default is 32 MiB. This affects the
|
assume SIZE MiB. The default is 128 MiB. This affects the
|
||||||
default memory usage limit.]),
|
default memory usage limit.]),
|
||||||
[], [enable_assume_ram=32])
|
[], [enable_assume_ram=128])
|
||||||
assume_ram_check=`echo "$enable_assume_ram" | tr -d 0123456789`
|
assume_ram_check=`echo "$enable_assume_ram" | tr -d 0123456789`
|
||||||
if test -z "$enable_assume_ram" || test -n "$assume_ram_check"; then
|
if test -z "$enable_assume_ram" || test -n "$assume_ram_check"; then
|
||||||
AC_MSG_RESULT([])
|
AC_MSG_RESULT([])
|
||||||
|
|
Loading…
Reference in a new issue