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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/platform.texi | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/doc/platform.texi b/doc/platform.texi index 0cce470393..576c295313 100644 --- a/doc/platform.texi +++ b/doc/platform.texi @@ -343,67 +343,4 @@ and for a build with shared libraries ./configure --target-os=mingw32 --enable-shared --disable-static --extra-cflags=-mno-cygwin --extra-libs=-mno-cygwin @end example -@chapter Plan 9 - -The native @uref{http://plan9.bell-labs.com/plan9/, Plan 9} compiler -does not implement all the C99 features needed by FFmpeg so the gcc -port must be used. Furthermore, a few items missing from the C -library and shell environment need to be fixed. - -@itemize - -@item GNU awk, grep, make, and sed - -Working packages of these tools can be found at -@uref{http://code.google.com/p/ports2plan9/downloads/list, ports2plan9}. -They can be installed with @uref{http://9front.org/, 9front's} @code{pkg} -utility by setting @code{pkgpath} to -@code{http://ports2plan9.googlecode.com/files/}. - -@item Missing/broken @code{head} and @code{printf} commands - -Replacements adequate for building FFmpeg can be found in the -@code{compat/plan9} directory. Place these somewhere they will be -found by the shell. These are not full implementations of the -commands and are @emph{not} suitable for general use. - -@item Missing C99 @code{stdint.h} and @code{inttypes.h} - -Replacement headers are available from -@url{http://code.google.com/p/plan9front/issues/detail?id=152}. - -@item Missing or non-standard library functions - -Some functions in the C library are missing or incomplete. The -@code{@uref{http://ports2plan9.googlecode.com/files/gcc-apelibs-1207.tbz, -gcc-apelibs-1207}} package from -@uref{http://code.google.com/p/ports2plan9/downloads/list, ports2plan9} -includes an updated C library, but installing the full package gives -unusable executables. Instead, keep the files from @code{gccbin.tgz} -under @code{/386/lib/gnu}. From the @code{libc.a} archive in the -@code{gcc-apelibs-1207} package, extract the following object files and -turn them into a library: - -@itemize -@item @code{strerror.o} -@item @code{strtoll.o} -@item @code{snprintf.o} -@item @code{vsnprintf.o} -@item @code{vfprintf.o} -@item @code{_IO_getc.o} -@item @code{_IO_putc.o} -@end itemize - -Use the @code{--extra-libs} option of @code{configure} to inform the -build system of this library. - -@item FPU exceptions enabled by default - -Unlike most other systems, Plan 9 enables FPU exceptions by default. -These must be disabled before calling any FFmpeg functions. While the -included tools will do this automatically, other users of the -libraries must do it themselves. - -@end itemize - @bye |