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* AUTHORS: Register as the author. * NEWS: Mention this change. * README: Add stdbuf command to list. * configure.ac: Only enable on ELF systems with GCC. * cfg.mk (sc_system_h_headers): Use VC_LIST_EXCEPT rather than VC_LIST, so we can add an exception, if needed. * .x-sc_system_h_headers: New file. Exempt libstdbuf.c. * Makefile.am (syntax_check_exceptions): Add .x-sc_system_h_headers. * doc/coreutils.texi (stdbuf invocation): Add stdbuf info. * man/.gitignore: Ignore generated manpage. * src/.gitignore: Ignore stdbuf and libstdbuf.so binaries. * man/Makefile.am (stdbuf.1): Add dependency. * man/stdbuf.x: New file with example usage. * po/POTFILES.in: Reference new command and shared library sources. * src/Makefile.am (build_if_possible__progs): Add stdbuf and libstdbuf, (pkglib_PROGRAMS): Reference optional shared lib, (libstdbuf_so_LDADD): Ensure we don't link with non PIC libcoreutils.a. (libstdbuf_so_LDFLAGS): Add -shared GCC option, (libstdbuf_so_CFLAGS): Add -fPIC GCC option. (check-README): Exclude libstbuf. (check-AUTHORS): ditto. (sc_tight_scope): Exclude functions starting with __. * src/libstdbuf.c: The LD_PRELOAD shared library to control buffering. * src/stdbuf.c: New file to setup env variables before execing command. * tests/Makefile.am: Reference new test file. * tests/misc/help-version: Set expected exit codes. * tests/misc/invalid-opt: ditto. * tests/misc/stdbuf: Add 9 tests.
17 lines
677 B
Plaintext
17 lines
677 B
Plaintext
'\" Copyright (C) 2009 Free Software Foundation, Inc.
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'\"
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'\" This is free software. You may redistribute copies of it under the terms
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'\" of the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.
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'\" There is NO WARRANTY, to the extent permitted by law.
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[NAME]
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stdbuf \- Run COMMAND, with modified buffering operations for its standard streams.
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[DESCRIPTION]
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.\" Add any additional description here
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[EXAMPLES]
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.B tail -f access.log | stdbuf -oL cut -d \(aq \(aq -f1 | uniq
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.br
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This will immedidately display unique entries from access.log
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[BUGS]
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On GLIBC platforms, specifying a buffer size, i.e. using fully buffered mode
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will result in undefined operation.
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