X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=ChangeLog;h=79b10beccaf5da25110616b4b2284d7e53ac7dc9;hb=6b147027a1d9870d7d85e8aa8703c1233031a99c;hp=31c07f0bcbee0063e9d13a0ed5a4545d22526bb2;hpb=bcb4e47ffe8e14867f85d6d91a5560832fd68039;p=gnulib.git diff --git a/ChangeLog b/ChangeLog index 31c07f0bc..79b10becc 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,271 @@ +2011-07-03 Bruno Haible + + Comments about EINTR. + * lib/safe-read.h: Explain the purpose of this module. + * lib/safe-write.h: Likewise. + * doc/posix-functions/read.texi: Mention EINTR and the 'safe-read' + module. + * doc/posix-functions/write.texi: Mention EINTR and the 'safe-write' + module. + Reported by Ralf Wildenhues . + +2011-06-30 Paul Eggert + + xnanosleep: Rewrite to use new dtotimespec module. + It has the conversion code that used to be in xnanosleep. + * lib/xnanosleep.c: Do not include limits.h, stdbool.h, stdio.h, + assert.h, sys/types.h, or intprops.h. Include timespec.h instead. + (TIME_T_MAX): Remove. + (xnanosleep): Rewrite in terms of dtotimespec. + * modules/xnanosleep (Depends-on): Add dtotimespec. + Remove intprops, stdbool. + + timespec-add, timespec-sub: new modules + * lib/timespec.h (timespec_add, timespec_sub): New decls. + * lib/timespec-add.c, lib/timespec-sub.c: + * modules/timespec-add, modules/timespec-sub: New files. + + dtotimespec: new module + * lib/timespec.h (dtotimespec): New decl. + * lib/dtotimespec.c, modules/dtotimespec: New files. + + * lib/timespec.h (timespec_sign, timespectod): New inline functions. + + pselect: new module + * lib/sys_select.in.h: Include , for 'sigset_t'. + (pselect): New decls. + * m4/sys_select_h.m4 (gl_HEADER_SYS_SELECT): Require AC_C_RESTRICT, + since the standard pselect decl uses 'restrict'. + (gl_SYS_SELECT_H_DEFAULTS): Add defaults for GNULIB_PSELECT, + HAVE_PSELECT, REPLACE_PSELECT. + * modules/sys_select (sys/select.h): Substitute GNULIB_PSELECT, + HAVE_PSELECT, REPLACE_PSELECT. + * lib/pselect.c, m4/pselect.m4, modules/pselect: New files. + + sys_select: don't depend on sys_socket + This is so that Emacs doesn't have to drag in m4/sockpfaf.m4 etc; see + . + This fix works on GNU and GNU-like platforms, but has not been tested + on native Windows. + * lib/sys_select.in.h: Include only if native Windows. + * m4/sys_select_h.m4 (gl_HEADER_SYS_SELECT): Do not require + gl_HEADER_SYS_SOCKET. + * modules/sys_select (Files): Add m4/sys_socket_h.m4, for + gl_PREREQ_SYS_H_WINSOCK2. + +2011-06-29 Eric Blake + + pipe2: fix C89 compile problem + * lib/pipe2.c (pipe2): Avoid C99 array initialization. + Reported by Bruno Haible. + + pipe, pipe2: don't corrupt fd on error + * lib/pipe.c (pipe): Leave fd unchanged on error. + * lib/pipe2.c (pipe2): Likewise. + * doc/posix-functions/pipe.texi (pipe): Document cygwin issue. + * doc/glibc-functions/pipe2.texi (pipe2): Likewise. + +2011-06-27 Paolo Bonzini + + mmap-anon: do not use regular expressions inadvertently + * m4/mmap-anon.m4: Remove trailing period from strings sought + in the output. + +2011-06-25 Paul Eggert + + nanosleep: fix integer overflow problem + * lib/nanosleep.c (my_usleep): Don't assume signed integer + arithmetic wraps around on overflow. + + nanosleep: simplify carrying + * lib/nanosleep.c (nanosleep): Use the requested tv_nsec for the + first call to the underyling nanosleep, not for the last one. + This doesn't fix any bugs, but it simplifies the computation of + the remaining delay. Found while auditing integer overflow issues. + + dup2: remove test for existence of fcntl + * m4/dup2.m4 (gl_FUNC_DUP2): Use "#ifdef FD_CLOEXEC", not + "#if HAVE_FCNTL", in the configure-time test program. + This removes the need for the AC_CHECK_FUNCS_ONCE([fcntl]), + and therefore speeds up "configure" a bit. Found while + adding the dup2 module to Emacs. + +2011-06-24 Eric Blake + + maint.mk: enhance useless header checks + * top/maint.mk (_sc_header_without_use): Check both include + styles. + (sc_prohibit_assert_without_use) + (sc_prohibit_close_stream_without_use) + (sc_prohibit_getopt_without_use) + (sc_prohibit_quotearg_without_use) + (sc_prohibit_quote_without_use) + (sc_prohibit_long_options_without_use) + (sc_prohibit_inttostr_without_use) + (sc_prohibit_ignore_value_without_use) + (sc_prohibit_error_without_use, sc_prohibit_xalloc_without_use) + (sc_prohibit_hash_without_use, sc_prohibit_cloexec_without_use) + (sc_prohibit_posixver_without_use, sc_prohibit_same_without_use) + (sc_prohibit_hash_pjw_without_use) + (sc_prohibit_safe_read_without_use) + (sc_prohibit_argmatch_without_use) + (sc_prohibit_canonicalize_without_use) + (sc_prohibit_root_dev_ino_without_use) + (sc_prohibit_openat_without_use) + (sc_prohibit_c_ctype_without_use) + (sc_prohibit_signal_without_use) + (sc_prohibit_stdio--_without_use) + (sc_prohibit_stdio-safer_without_use) + (sc_prohibit_strings_without_use) + (sc_prohibit_intprops_without_use) + (sc_prohibit_stddef_without_use) + (sc_prohibit_xfreopen_without_use): Update clients. + +2011-06-24 Jim Meyering + + syntax-check: keep one maint.mk rule in sync with its header + * Makefile (sc_check_sym_list): Add a rule to prevent a repeat + of the bug Eric has just fixed, with today's commit 25e4c2ec. + I prefer to avoid temporary files here, so use <(...), but that + is not supported by /bin/sh, so... + (SHELL): Define to /bin/bash. + +2011-06-24 Eric Blake + + maint.mk: update sc_prohibit_intprops_without_use + * top/maint.mk (_intprops_names): Match recent changes. + +2011-06-24 Bruno Haible + + strerror-override: No-op tweak. + * lib/strerror-override.h (strerror_override): Reorder conditions, + for consistency with lib/strerror-override.c. + +2011-06-23 Eric Blake + + maint.mk: test further PATH_MAX issues + * top/maint.mk (sc_prohibit_path_max_array): Rename... + (sc_prohibit_path_max_allocation): ...and also test alloca. + Suggested by Jim Meyering. + +2011-06-22 Eric Blake + + maint.mk: add syntax-check to avoid char[PATH_MAX] + * top/maint.mk (sc_prohibit_path_max_array): New rule. + + stat: be robust to PATH_MAX definition + * lib/stat.c (rpl_stat): Require reasonable PATH_MAX. + * modules/stat (Depends-on): Add verify. + + link: work around IRIX bug + * m4/link.m4 (gl_FUNC_LINK): Expose the bug. + * lib/link.c (rpl_link): Work around it. + * tests/test-link.h (test_link): Enhance test. + * doc/posix-functions/link.texi (link): Document the bug. + + getopt: silence clang warning + * lib/getopt.c (_getopt_internal_r): Avoid unlikely NULL + dereference. + Reported by Gustavo Martin Domato. + +2011-06-22 Jim Meyering + + bootstrap: do not insert a blank line into each .gitignore file + * build-aux/bootstrap (sort_patterns): Filter out blank lines. + +2011-06-21 Eric Blake + + perror: test for output mismatch + * m4/perror.m4 (gl_FUNC_PERROR): Add test, in order to replace + perror on IRIX. + + strerror_r: fix OpenBSD behavior on out-of-range + * lib/strerror_r.c (strerror_r): Always use maximal string. + * doc/posix-functions/strerror_r.texi (strerror_r): Document it. + + strerror_r: fix OpenBSD behavior on 0 + * lib/strerror-override.c (strerror_override): Also override 0 + when needed. + * lib/strerror-override.h (strerror_override): Likewise. + * lib/strerror.c (strerror): Simplify, now that 0 override is done + earlier. + * lib/strerror_r.c (strerror_r): Likewise. + * m4/strerror.m4 (gl_FUNC_STRERROR): Split detection of 0 + behavior... + (gl_FUNC_STRERROR_0): ...into new macro. + * m4/strerror_r.m4 (gl_FUNC_STRERROR_R): Replace strerror_r if 0 + is overridden. + (gl_FUNC_STRERROR_R_WORKS): Avoid extra tests if 0 is broken. + * modules/strerror-override (Files): Add strerror.m4. + (configure.ac): Also provide override for 0 when needed. + * doc/posix-functions/strerror.texi (strerror): Document this. + * doc/posix-functions/perror.texi (perror): Likewise. + + perror: adjust array size + * modules/perror (Depends-on): Add strerror-override. + * lib/perror.c (perror): Use it to avoid magic number. + + strerror-override: reduce size + * lib/strerror-override.c (strerror_override): Use fewer lines. + +2011-06-20 Bruno Haible + + pathmax: Ensure correct value for PATH_MAX on HP-UX. + * lib/pathmax.h (PATH_MAX) [HP-UX]: Define to 1024. + +2011-06-20 Paul Eggert + + alloca: port to compilers that can optimize like GCC 4.6.0 + * lib/alloca.c (find_stack_direction): New signature, taken from + Autoconf git. This works with GCC 4.6.0. This code should never + be used with GCC 4.6.0 itself, as GCC has alloca, but it might + be used with other compilers that optimize as well as GCC 4.6.0 does. + (alloca): Adjust to new signature. + * m4/alloca.m4 (__AC_LIBOBJ_ALLOCA) [Autoconf version < 2.69]: + New macro, which patches Autoconf in a similar way. + + c-stack: stop worrying about stack direction + * lib/c-stack.c (find_stack_direction): Remove. + (segv_handler): Don't worry about stack direction growth, as it's + too much of a pain to configure this correctly, given how compilers + are optimizing-away our stack-growth detection code. Instead, assume + that any access to just before or just after the stack is OK. + * m4/c-stack.m4 (AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC): + Don't require AC_FUNC_ALLOCA; no longer needed. + +2011-06-20 Eric Blake + + test-stat: don't allocate PATH_MAX bytes + * tests/test-stat.h (test_stat_func): Don't stack-allocate a + PATH_MAX-sized buffer. + * modules/openat-tests (Depends-on): Add getcwd-lgpl, drop pathmax. + * modules/stat-tests (Depends-on): Likewise. + * tests/test-fstatat.c (includes): Drop pathmax.h. + * tests/test-stat.c (includes): Likewise. + Reported by Bruno Haible. + +2011-06-20 Bruno Haible + + float: Work around bugs on FreeBSD/x86, AIX with GCC, IRIX. + * lib/float.in.h: Add workarounds for FreeBSD/x86, AIX with GCC, IRIX. + * lib/float.c: New file. + * m4/float_h.m4 (gl_FLOAT_H): Also handle FreeBSD, AIX, IRIX. Set + REPLACE_FLOAT_LDBL. + * modules/float (Files): Add lib/float.c. + (configure.ac): Invoke AC_LIBOBJ. + * doc/posix-headers/float.texi: Mention problems on FreeBSD, AIX, IRIX. + +2011-06-20 Bruno Haible + + Tests for module 'float'. + * modules/float-tests: New file. + * tests/test-float.c: New file. + +2011-06-19 Bruno Haible + + isinf: Coding style. + * lib/isinf.c: Use GNU coding style. + 2011-06-19 Bruno Haible linkat test: Avoid test failure on AIX 7.1.