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* fix get_current_dir_name behaviorRich Felker2012-02-171-2/+6
* remove -std=gnu99 from musl-gcc wrapper•••while probably desirable, changing the default language variant is outside the scope of the wrapper's responsibility. Rich Felker2012-02-171-1/+1
* two fixes for "make install" handling of shared libs•••1. don't try to install (and thus build) shared libs when they were disabled in config.mak 2. ensure that the path for the dynamic linker exists before attempting to install it. Rich Felker2012-02-171-1/+2
* add get_current_dir_name functionRich Felker2012-02-172-0/+13
* add float_t and double_t to math.hRich Felker2012-02-154-0/+11
* fix default nameserver when resolv.conf doesn't existRich Felker2012-02-111-1/+2
* fix illegal goto out of cleanup context in dns lookupsRich Felker2012-02-111-3/+3
* small fix for new pthread cleanup stuff•••even if pthread_create/exit code is not linked, run flag needs to be checked and cleanup function potentially run on pop. thus, move the code to the module that's always linked when pthread_cleanup_push/pop is used. Rich Felker2012-02-092-1/+1
* replace bad cancellation cleanup abi with a sane one•••the old abi was intended to duplicate glibc's abi at the expense of being ugly and slow, but it turns out glib was not even using that abi except on non-gcc-compatible compilers (which it doesn't even support) and was instead using an exceptions-in-c/unwind-based approach whose abi we could not duplicate anyway without nasty dwarf2/unwind integration. the new abi is copied from a very old glibc abi, which seems to still be supported/present in current glibc. it avoids all unwinding, whether by sjlj or exceptions, and merely maintains a linked list of cleanup functions to be called from the context of pthread_exit. i've made some care to ensure that longjmp out of a cleanup function should work, even though it is not required to. this change breaks abi compatibility with programs which were using pthread cancellation, which is unfortunate, but that's why i'm making the change now rather than later. considering that most pthread features have not been usable until recently anyway, i don't see it as a major issue at this point. Rich Felker2012-02-097-115/+32
* document iswspace and remove wrongly-included zwsp characterRich Felker2012-02-091-1/+5
* fix typo in iswspace space list tableRich Felker2012-02-091-1/+1
* fix typo in inotify.hRich Felker2012-02-071-1/+1
* protect against cancellation in dlopen•••i'm not sure that it's "correct" for dlopen to block cancellation when calling constructors for libraries it loads, but it sure seems like the right thing. in any case, dlopen itself needs cancellation blocked. Rich Felker2012-02-071-2/+5
* reduce some wasted space in dso structureRich Felker2012-02-071-3/+3
* declare basename in string.h when _GNU_SOURCE is defined•••note that it still will have the standards-conformant behavior, not the GNU behavior. but at least this prevents broken code from ending up with truncated pointers due to implicit declarations... Rich Felker2012-02-071-0/+1
* revert hacks for types of stdint.h integer constant macros•••per 7.18.4: Each invocation of one of these macros shall expand to an integer constant expression suitable for use in #if preprocessing directives. The type of the expression shall have the same type as would an expression of the corresponding type converted according to the integer promotions. The value of the expression shall be that of the argument. the key phrase is "converted according to the integer promotions". thus there is no intent or allowance that the expression have smaller-than-int types. Rich Felker2012-02-071-4/+4
* more locale_t interfaces (string stuff) and header updates•••this should be everything except for some functions where the non-_l version isn't even implemented yet (mainly some non-ISO-C wcs* functions). Rich Felker2012-02-0610-0/+63
* fix some omissions and mistakes in locale_t interface definitionsRich Felker2012-02-0614-13/+37
* add more of the locale_t interfaces, all dummied out to ignore the localeRich Felker2012-02-0619-0/+113
* x86_64 vfork implementation•••untested; should work. Rich Felker2012-02-061-0/+12
* run ctors/dtors for shared objects loaded with dlopenRich Felker2012-02-061-0/+1
* add support for init/finit (constructors and destructors)•••this is mainly in hopes of supporting c++ (not yet possible for other reasons) but will also help applications/libraries which use (and more often, abuse) the gcc __attribute__((__constructor__)) feature in "C" code. x86_64 and arm versions of the new startup asm are untested and may have minor problems. Rich Felker2012-02-0610-7/+75
* add deprecated (removed from posix) [efg]cvt() functions•••these have not been heavily tested, but they should work as described in the old standards. probably broken for non-finite values... Rich Felker2012-02-064-0/+55
* include dummied-out dlopen and dlsym functions for static binaries•••these don't work (or do anything at all) but at least make it possible to static link programs that insist on "having" dynamic loading support...as long as they don't actually need to use it. adding real support for dlopen/dlsym with static linking is going to be significantly more difficult... Rich Felker2012-02-031-1/+10
* improve gcc wrapper to support -nostdlib, -nostartfilesRich Felker2012-02-021-1/+1
* make stdio open, read, and write operations cancellation points•••it should be noted that only the actual underlying buffer flush and fill operations are cancellable, not reads from or writes to the buffer. this behavior is compatible with POSIX, which makes all cancellation points in stdio optional, and it achieves the goal of allowing cancellation of a thread that's "stuck" on IO (due to a non-responsive socket/pipe peer, slow/stuck hardware, etc.) without imposing any measurable performance cost. Rich Felker2012-02-023-5/+28
* make passwd/group functions safe against cancellation in stdio•••these changes are a prerequisite to making stdio cancellable. Rich Felker2012-02-014-6/+35
* apparently gnu caddr_t is supposed to be char *, not unsigned long•••this type should never be used anyway, but some old junk uses it.. Rich Felker2012-02-011-1/+1
* fix utmp.h mess, try 2Rich Felker2012-02-011-1/+1
* fix previous utmp.h junk commitRich Felker2012-01-311-1/+1
* add some missing junk in utmp.hRich Felker2012-01-311-0/+4
* add fgetpwent (nonstandard function)•••based on patch by Jeremy Huntwork Rich Felker2012-01-292-0/+14
* add linux setfs[ug]id syscall wrappers•••patch by Jeremy Huntwork Rich Felker2012-01-283-0/+36
* remove useless "extern" keywords in headersRich Felker2012-01-263-3/+3
* fix typo in FPE_FLTUND definition, signal.hRich Felker2012-01-251-1/+1
* add MIN/MAX macros to sys/param.h•••this is a nonstandard junk header anyway, so just do what apps expect.. Rich Felker2012-01-241-0/+5
* add legacy futimes and lutimes functions•••based on patch by sh4rm4. these functions are deprecated; futimens and utimensat should be used instead in new programs. Rich Felker2012-01-243-0/+28
* make gcc wrapper support -shared correctly•••it was previously attempting to link start files as part of shared objects. this is definitely wrong and depending on the platform and linker could range from just adding extraneous junk to introducing textrels to making linking fail entirely. Rich Felker2012-01-241-2/+7
* make glob mark symlinks-to-directories with the GLOB_MARK flag•••POSIX is unclear on whether it should, but all historical implementations seem to behave this way, and it seems more useful to applications. Rich Felker2012-01-231-1/+1
* fix broken copy relocations from dynamic linker cleanup•••this issue affected programs which use global variables exported by non-libc libraries. Rich Felker2012-01-231-1/+4
* dynamic linker support for PIE binaries (position-independent main program)•••even with this change, PIE will not work yet due to deficiencies in the crt1.o startup code. Rich Felker2012-01-231-3/+6
* cleanup dynamic linker, removing some code duplicationRich Felker2012-01-231-78/+64
* update release notes for 0.8.4Rich Felker2012-01-231-3/+5
* fix cancellation failure in single-threaded programs•••even a single-threaded program can be cancellable, e.g. if it's called pthread_cancel(pthread_self()). the correct predicate to check is not whether multiple threads have been invoked, but whether pthread_self has been invoked. Rich Felker2012-01-221-1/+1
* support GLOB_PERIOD flag (GNU extension) to glob function•••patch by sh4rm4 Rich Felker2012-01-221-1/+2
* update WHATSNEW in preparation for 0.8.4 (not finished)Rich Felker2012-01-221-0/+30
* use prlimit syscall for getrlimit/setrlimit•••this allows the full range of 64-bit limit arguments even on 32-bit systems. fallback to the old syscalls on old kernels that don't support prlimit. Rich Felker2012-01-202-4/+14
* add prlimit syscall wrapperRich Felker2012-01-203-0/+18
* fix dynamic linker not to depend on DYNAMIC ptr in 0th entry of GOT•••this fixes an issue using gold instead of gnu ld for linking. it also should eliminate the need of the startup code to even load/pass the got address to the dynamic linker. based on patch submitted by sh4rm4 with minor cosmetic changes. further cleanup will follow. Rich Felker2012-01-201-3/+12
* alias basename to glibc name for it, to meet abi goals•••note that regardless of the name used, basename is always conformant. it never takes on the bogus gnu behavior, unlike glibc where basename is nonconformant when declared manually without including libgen.h. Rich Felker2012-01-181-0/+3