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Update installation doc.

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The '--help' option to config should not generate a Makefile.
This commit is contained in:
Moinak Ghosh 2014-01-12 21:52:27 +05:30
parent 16a8d2fcf4
commit ba1de93514
2 changed files with 17 additions and 3 deletions
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19
INSTALL
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@ -7,10 +7,8 @@ GCC 4.4 (with mpfr, ppl and cloog support packages for loop
vectorization). vectorization).
libz (zlib) and development packages. libz (zlib) and development packages.
Libbz2 and development packages. Libbz2 and development packages.
Libbsc source tree if BSC support is desired.
See below:
"Steps for building with libbsc support".
OpenSSL version 0.9.8 or greater. OpenSSL version 0.9.8 or greater.
Libarchive and its development packages.
Basic Installation Basic Installation
================== ==================
@ -103,15 +101,30 @@ is not the usual GNU Autoconf script.
Enable building against an alternate Bzip2 and library Enable building against an alternate Bzip2 and library
installation. installation.
--with-libarchive=<path to libarchive installation tree> (Default: System)
Enable building against an alternate libarchive installation.
NOTE:
Pcompress only uses basic Libarchive functionality of
creating PAX archives. No other functionality or filter
support is used. So a local static libarchive build with
most features disabled can be used with this option.
--no-sse-detect Do not try to detect the CPU's SSE capability. This --no-sse-detect Do not try to detect the CPU's SSE capability. This
mode will simply use SSE2 as the fallback default. mode will simply use SSE2 as the fallback default.
Using SSE4 and later improves performance significantly. Using SSE4 and later improves performance significantly.
--no-1.3-archive-compat Disable compatibility with compressed archives created with Pcompress
version 1.3 (default: retain compatibility). Hash formats changed from
version 1.3 to 1.4 so this option is required if files created using
1.3 need to be decompressed by version 1.4 onwards.
--use-key256 Use 256-bit encryption keys. Default key length is --use-key256 Use 256-bit encryption keys. Default key length is
128-bit. 128-bit.
--help Display the help message. --help Display the help message.
Additional compilation flags can be passed to make like this: Additional compilation flags can be passed to make like this:
make EXTRA_CPPFLAGS=<...> EXTRA_LDFLAGS=<...> make EXTRA_CPPFLAGS=<...> EXTRA_LDFLAGS=<...>

1
config
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@ -50,6 +50,7 @@ ${prog} [<options>]
--help Display this help message. --help Display this help message.
_EOF _EOF
exit 0
} }
arg1=$1 arg1=$1