diff options
Diffstat (limited to 'libc')
34 files changed, 525 insertions, 333 deletions
diff --git a/libc/inet/ntop.c b/libc/inet/ntop.c index 0181a415c..30dde6f9c 100644 --- a/libc/inet/ntop.c +++ b/libc/inet/ntop.c @@ -105,7 +105,7 @@ inet_ntop6(const u_char *src, char *dst, size_t size) * to use pointer overlays. All the world's not a VAX. */ char tmp[sizeof ("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255")], *tp; - struct { int base, len; } best, cur; + struct { int base, len; } best = { 0, 0 }, cur = { 0, 0 }; u_int words[8]; int i; diff --git a/libc/misc/regex/regex_internal.c b/libc/misc/regex/regex_internal.c index f9412d663..c74c6a0c3 100644 --- a/libc/misc/regex/regex_internal.c +++ b/libc/misc/regex/regex_internal.c @@ -650,15 +650,8 @@ re_string_reconstruct (re_string_t *pstr, int idx, int eflags) mbstate_t cur_state; wchar_t wc2; int mlen = raw + pstr->len - p; - unsigned char buf[6]; size_t mbclen; - if (BE (pstr->trans != NULL, 0)) - { - int i = mlen < 6 ? mlen : 6; - while (--i >= 0) - buf[i] = pstr->trans[p[i]]; - } /* XXX Don't use mbrtowc, we know which conversion to use (UTF-8 -> UCS4). */ memset (&cur_state, 0, sizeof (cur_state)); diff --git a/libc/stdio/__fpending.c b/libc/stdio/__fpending.c index a7fe05463..e7e33e80a 100644 --- a/libc/stdio/__fpending.c +++ b/libc/stdio/__fpending.c @@ -18,13 +18,6 @@ * convert wide chars to their multibyte encodings and buffer _those_. */ -#ifdef __UCLIBC_HAS_WCHAR__ -#warning Note: Unlike the glibc version, this __fpending returns bytes in buffer for wide streams too! - -link_warning(__fpending, "This version of __fpending returns bytes remaining in buffer for both narrow and wide streams. glibc's version returns wide chars in buffer for the wide stream case.") - -#endif - size_t __fpending(register FILE * __restrict stream) { __STDIO_STREAM_VALIDATE(stream); diff --git a/libc/stdio/_scanf.c b/libc/stdio/_scanf.c index 6ecb3cb1e..d48fd1267 100644 --- a/libc/stdio/_scanf.c +++ b/libc/stdio/_scanf.c @@ -553,9 +553,8 @@ enum { /**********************************************************************/ #ifdef L_vfwscanf -/* FIXME: "warning: the right operand of ">" changes sign when promoted" */ -#if WINT_MIN > EOF -#error Unfortunately, we currently need wint_t to be able to store EOF. Sorry. +#if WINT_MIN > WEOF +#error Unfortunately, we currently need wint_t to be able to store WEOF. Sorry. #endif #define W_EOF WEOF #define Wint wint_t @@ -1144,7 +1143,7 @@ int VFSCANF (FILE *__restrict fp, const Wchar *__restrict format, va_list arg) unsigned char buf[MAX_DIGITS+2]; #ifdef L_vfscanf unsigned char scanset[UCHAR_MAX + 1]; - unsigned char invert; /* Careful! Meaning changes. */ + unsigned char invert = 0; /* Careful! Meaning changes. */ #endif /* L_vfscanf */ unsigned char fail; unsigned char zero_conversions = 1; diff --git a/libc/stdio/_stdio.c b/libc/stdio/_stdio.c index 388a2117c..ee247a5fd 100644 --- a/libc/stdio/_stdio.c +++ b/libc/stdio/_stdio.c @@ -195,7 +195,6 @@ void _stdio_term(void) * chain might be corrupt due to a partial store. */ STDIO_INIT_MUTEX(_stdio_openlist_add_lock); -#warning check #ifdef __STDIO_BUFFERS STDIO_INIT_MUTEX(_stdio_openlist_del_lock); #endif diff --git a/libc/stdio/fflush.c b/libc/stdio/fflush.c index d9104a42f..cf0356a38 100644 --- a/libc/stdio/fflush.c +++ b/libc/stdio/fflush.c @@ -97,8 +97,6 @@ int fflush_unlocked(register FILE *stream) while(stream) { /* We only care about currently writing streams and do not want to * block trying to obtain mutexes on non-writing streams. */ -#warning fix for nonatomic -#warning unnecessary check if no threads if (__STDIO_STREAM_IS_WRITING(stream)) { /* ONLY IF ATOMIC!!! */ __MY_STDIO_THREADLOCK(stream); /* Need to check again once we have the lock. */ diff --git a/libc/stdio/popen.c b/libc/stdio/popen.c index 40a6ddac1..e1b1d4038 100644 --- a/libc/stdio/popen.c +++ b/libc/stdio/popen.c @@ -124,8 +124,6 @@ FILE *popen(const char *command, const char *modes) return NULL; } -#warning is pclose correct wrt the new mutex semantics? - int pclose(FILE *stream) { struct popen_list_item *p; diff --git a/libc/stdlib/system.c b/libc/stdlib/system.c index 3ef9a8b1c..8a6734db7 100644 --- a/libc/stdlib/system.c +++ b/libc/stdlib/system.c @@ -20,11 +20,7 @@ extern __typeof(system) __libc_system; #if !defined __UCLIBC_HAS_THREADS_NATIVE__ -/* uClinux-2.0 has vfork, but Linux 2.0 doesn't */ #include <sys/syscall.h> -#ifndef __NR_vfork -# define vfork fork -#endif int __libc_system(const char *command) { @@ -91,9 +87,6 @@ libc_hidden_proto(waitpid) #elif defined __sparc__ # define FORK() \ INLINE_CLONE_SYSCALL (CLONE_PARENT_SETTID | SIGCHLD, 0, &pid, NULL, NULL) -#elif defined __s390__ -# define FORK() \ - INLINE_SYSCALL (clone, 3, 0, CLONE_PARENT_SETTID | SIGCHLD, &pid) #else # define FORK() \ INLINE_SYSCALL (clone, 3, CLONE_PARENT_SETTID | SIGCHLD, 0, &pid) diff --git a/libc/sysdeps/linux/arc/Makefile.arch b/libc/sysdeps/linux/arc/Makefile.arch index 656ea3518..1a52fc9bf 100644 --- a/libc/sysdeps/linux/arc/Makefile.arch +++ b/libc/sysdeps/linux/arc/Makefile.arch @@ -7,5 +7,4 @@ CSRC-y := syscall.c sigaction.c __syscall_error.c cacheflush.c -SSRC-y := sigrestorer.S __longjmp.S setjmp.S bsd-setjmp.S bsd-_setjmp.S \ - vfork.S clone.S +SSRC-y := __longjmp.S setjmp.S bsd-setjmp.S bsd-_setjmp.S vfork.S clone.S diff --git a/libc/sysdeps/linux/arc/bits/uClibc_arch_features.h b/libc/sysdeps/linux/arc/bits/uClibc_arch_features.h index 9313ee8f2..8af6eca4c 100755 --- a/libc/sysdeps/linux/arc/bits/uClibc_arch_features.h +++ b/libc/sysdeps/linux/arc/bits/uClibc_arch_features.h @@ -17,9 +17,6 @@ /* can your target use syscall6() for mmap ? */ #undef __UCLIBC_MMAP_HAS_6_ARGS__ -/* does your target use syscall4() for truncate64 ? (32bit arches only) */ -#undef __UCLIBC_TRUNCATE64_HAS_4_ARGS__ - /* does your target have a broken create_module() ? */ #undef __UCLIBC_BROKEN_CREATE_MODULE__ diff --git a/libc/sysdeps/linux/arc/bits/uClibc_page.h b/libc/sysdeps/linux/arc/bits/uClibc_page.h index 26cec54c9..b05c57501 100755 --- a/libc/sysdeps/linux/arc/bits/uClibc_page.h +++ b/libc/sysdeps/linux/arc/bits/uClibc_page.h @@ -9,16 +9,25 @@ /* * ARC700/linux supports 4k, 8k, 16k pages (build time). - * We rely on the kernel exported header (aka uapi headers since 3.8) - * for PAGE_SIZE and friends. This avoids hand-editing here when building - * toolchain. * * Although uClibc determines page size dynamically, from kernel's auxv which * ARC Linux does pass, still the generic code needs a fall back * _dl_pagesize = auxvt[AT_PAGESZ].a_un.a_val ? : PAGE_SIZE * */ -#include <asm/page.h> + +#include <features.h> + +#if defined(__CONFIG_ARC_PAGE_SIZE_16K__) +#define PAGE_SHIFT 14 +#elif defined(__CONFIG_ARC_PAGE_SIZE_4K__) +#define PAGE_SHIFT 12 +#else +#define PAGE_SHIFT 13 +#endif + +#define PAGE_SIZE (1UL << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE-1)) /* TBD: fix this with runtime value for a PAGE_SIZE agnostic uClibc */ #define MMAP2_PAGE_SHIFT PAGE_SHIFT diff --git a/libc/sysdeps/linux/arc/sigaction.c b/libc/sysdeps/linux/arc/sigaction.c index 73c496d2a..4a4c9e2d0 100644 --- a/libc/sysdeps/linux/arc/sigaction.c +++ b/libc/sysdeps/linux/arc/sigaction.c @@ -10,8 +10,13 @@ #include <sys/syscall.h> #include <bits/kernel_sigaction.h> -extern void __default_rt_sa_restorer(void); -//libc_hidden_proto(__default_rt_sa_restorer); +/* + * Default sigretrun stub if user doesn't specify SA_RESTORER + */ +static void __default_rt_sa_restorer(void) +{ + INTERNAL_SYSCALL_NCS(__NR_rt_sigreturn, , 0); +} #define SA_RESTORER 0x04000000 @@ -22,23 +27,22 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact) { struct sigaction kact; - /* !act means caller only wants to know @oact - * Hence only otherwise, do SA_RESTORER stuff - * - * For the normal/default cases (user not providing SA_RESTORER) use - * a real sigreturn stub to avoid kernel synthesizing one on user stack - * at runtime, which needs PTE permissions update (hence TLB entry - * update) and costly cache line flushes for code modification + /* + * SA_RESTORER is only relevant for act != NULL case + * (!act means caller only wants to know @oact) */ if (act && !(act->sa_flags & SA_RESTORER)) { - memcpy(&kact, act, sizeof(kact)); kact.sa_restorer = __default_rt_sa_restorer; - kact.sa_flags |= SA_RESTORER; + kact.sa_flags = act->sa_flags | SA_RESTORER; + + kact.sa_handler = act->sa_handler; + kact.sa_mask = act->sa_mask; act = &kact; } - return __syscall_rt_sigaction(sig, act, oact, sizeof(act->sa_mask)); + return INLINE_SYSCALL(rt_sigaction, 4, + sig, act, oact, sizeof(act->sa_mask)); } #ifndef LIBC_SIGACTION diff --git a/libc/sysdeps/linux/arc/sigrestorer.S b/libc/sysdeps/linux/arc/sigrestorer.S deleted file mode 100644 index 24531d89d..000000000 --- a/libc/sysdeps/linux/arc/sigrestorer.S +++ /dev/null @@ -1,21 +0,0 @@ -/* - * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) - * - * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. - */ - -#include <sysdep.h> -#include <sys/syscall.h> - -/* - * Provide a real sigreturn stub to avoid kernel synthesizing one - * on user stack at runtime, which needs PTE permissions update - * (hence TLB entry update) and costly cache line flushes for - * code modification - */ - -ENTRY(__default_rt_sa_restorer) - mov r8, __NR_rt_sigreturn - ARC_TRAP_INSN -END(__default_rt_sa_restorer) -libc_hidden_def(__default_rt_sa_restorer) diff --git a/libc/sysdeps/linux/arm/clone.S b/libc/sysdeps/linux/arm/clone.S index 03cd10e62..d1c9239da 100644 --- a/libc/sysdeps/linux/arm/clone.S +++ b/libc/sysdeps/linux/arm/clone.S @@ -19,6 +19,7 @@ /* clone() is even more special than fork() as it mucks with stacks and invokes a function in the right context after its all over. */ +#include <sysdep.h> #define _ERRNO_H #include <features.h> #include <bits/errno.h> @@ -26,6 +27,13 @@ #include <bits/arm_asm.h> #include <bits/arm_bx.h> +#if defined __UCLIBC_HAS_THREADS__ && !defined __LINUXTHREADS_OLD__ +#include <sysdep-cancel.h> +#endif + +#define CLONE_VM 0x00000100 +#define CLONE_THREAD 0x00010000 + #if defined(__NR_clone) /* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg); */ @@ -52,23 +60,22 @@ __clone: @ get flags mov r0, r2 @ new sp is already in r1 - @ load remaining arguments off the stack - stmfd sp!, {r4} - ldr r2, [sp, #4] - ldr r3, [sp, #8] - ldr r4, [sp, #12] DO_CALL (clone) movs a1, a1 blt __error - ldmnefd sp!, {r4} beq 1f bx lr 1: @ pick the function arg and call address off the stack and execute ldr r0, [sp, #4] +#if defined(__USE_BX__) ldr r1, [sp] bl 2f @ blx r1 +#else + mov lr, pc + ldr pc, [sp] +#endif @ and we are done, passing the return value through r0 bl HIDDEN_JUMPTARGET(_exit) @@ -87,6 +94,8 @@ __error: .pool #else __clone: +.fnstart +.cantunwind @ sanity check args cmp r0, #0 IT(te, ne) @@ -95,32 +104,58 @@ __clone: beq __error @ insert the args onto the new stack - sub r1, r1, #8 - str r3, [r1, #4] - @ save the function pointer as the 0th element - str r0, [r1] + str r3, [r1, #-4]! + str r0, [r1, #-4]! @ do the system call @ get flags mov r0, r2 +#ifdef RESET_PID + mov ip, r2 +#endif @ new sp is already in r1 - @ load remaining arguments off the stack - stmfd sp!, {r4} - ldr r2, [sp, #4] - ldr r3, [sp, #8] - ldr r4, [sp, #12] - DO_CALL (clone) - movs a1, a1 - IT(t, ne) - ldmnefd sp!, {r4} + push {r4, r7} + cfi_adjust_cfa_offset (8) + cfi_rel_offset (r4, 0) + cfi_rel_offset (r7, 4) + ldr r2, [sp, #8] + ldr r3, [sp, #12] + ldr r4, [sp, #16] + ldr r7, =SYS_ify(clone) + swi 0x0 + cfi_endproc + cmp r0, #0 + beq 1f + pop {r4, r7} blt __error - IT(t, ne) #if defined(__USE_BX__) bxne lr #else movne pc, lr #endif + cfi_startproc +.fnend +PSEUDO_END (__clone) + +1: + .fnstart + .cantunwind +#ifdef RESET_PID + tst ip, #CLONE_THREAD + bne 3f + GET_TLS (lr) + mov r1, r0 + tst ip, #CLONE_VM + ldr r7, =SYS_ify(getpid) + ite ne + movne r0, #-1 + swieq 0x0 + NEGOFF_ADJ_BASE (r1, TID_OFFSET) + str r0, NEGOFF_OFF1 (r1, TID_OFFSET) + str r0, NEGOFF_OFF2 (r1, PID_OFFSET, TID_OFFSET) +3: +#endif @ pick the function arg and call address off the stack and execute ldr r0, [sp, #4] mov lr, pc diff --git a/libc/sysdeps/linux/arm/sysdep.h b/libc/sysdeps/linux/arm/sysdep.h index 64f40407e..2d0a9cc41 100644 --- a/libc/sysdeps/linux/arm/sysdep.h +++ b/libc/sysdeps/linux/arm/sysdep.h @@ -213,6 +213,42 @@ __local_syscall_error: \ sees the right arguments. */ +#if __ARM_ARCH > 6 || defined (__ARM_ARCH_6K__) || defined (__ARM_ARCH_6ZK__) +# define ARCH_HAS_HARD_TP +#endif + +# ifdef __thumb2__ +# define NEGOFF_ADJ_BASE(R, OFF) add R, R, $OFF +# define NEGOFF_ADJ_BASE2(D, S, OFF) add D, S, $OFF +# define NEGOFF_OFF1(R, OFF) [R] +# define NEGOFF_OFF2(R, OFFA, OFFB) [R, $((OFFA) - (OFFB))] +# else +# define NEGOFF_ADJ_BASE(R, OFF) +# define NEGOFF_ADJ_BASE2(D, S, OFF) mov D, S +# define NEGOFF_OFF1(R, OFF) [R, $OFF] +# define NEGOFF_OFF2(R, OFFA, OFFB) [R, $OFFA] +# endif + +# ifdef ARCH_HAS_HARD_TP +/* If the cpu has cp15 available, use it. */ +# define GET_TLS(TMP) mrc p15, 0, r0, c13, c0, 3 +# else +/* At this generic level we have no tricks to pull. Call the ABI routine. */ +# define GET_TLS(TMP) \ + push { r1, r2, r3, lr }; \ + cfi_remember_state; \ + cfi_adjust_cfa_offset (16); \ + cfi_rel_offset (r1, 0); \ + cfi_rel_offset (r2, 4); \ + cfi_rel_offset (r3, 8); \ + cfi_rel_offset (lr, 12); \ + bl __aeabi_read_tp; \ + pop { r1, r2, r3, lr }; \ + cfi_restore_state +# endif /* ARCH_HAS_HARD_TP */ + + + #undef DO_CALL #if defined(__ARM_EABI__) diff --git a/libc/sysdeps/linux/common/Makefile.in b/libc/sysdeps/linux/common/Makefile.in index a175ab64c..9d41771e2 100644 --- a/libc/sysdeps/linux/common/Makefile.in +++ b/libc/sysdeps/linux/common/Makefile.in @@ -25,6 +25,8 @@ CSRC-$(UCLIBC_LINUX_SPECIFIC) += \ capset.c \ dup3.c \ eventfd.c \ + eventfd_read.c \ + eventfd_write.c \ inotify.c \ ioperm.c \ iopl.c \ diff --git a/libc/sysdeps/linux/common/bits/mathcalls.h b/libc/sysdeps/linux/common/bits/mathcalls.h index 84b793c96..427027355 100644 --- a/libc/sysdeps/linux/common/bits/mathcalls.h +++ b/libc/sysdeps/linux/common/bits/mathcalls.h @@ -271,7 +271,9 @@ __END_NAMESPACE_C99 #ifdef __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* True gamma function. */ +# ifndef _Mdouble_is_float_ __MATHCALLI (tgamma,, (_Mdouble_)) +# endif __END_NAMESPACE_C99 #endif @@ -299,7 +301,9 @@ __MATHCALLI (rint,, (_Mdouble_ __x)) /* Return X + epsilon if X < Y, X - epsilon if X > Y. */ __MATHCALLX (nextafter,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)) # if defined __USE_ISOC99 && !defined __LDBL_COMPAT +# ifndef _Mdouble_is_float_ __MATHCALLX (nexttoward,, (_Mdouble_ __x, long double __y), (__const__)) +# endif # endif /* Return the remainder of integer divison X / Y with infinite precision. */ @@ -316,11 +320,15 @@ __MATHDECLI (int,ilogb,, (_Mdouble_ __x)) #ifdef __USE_ISOC99 /* Return X times (2 to the Nth power). */ +# ifndef _Mdouble_is_float_ __MATHCALLI (scalbln,, (_Mdouble_ __x, long int __n)) +# endif /* Round X to integral value in floating-point format using current rounding direction, but do not raise inexact exception. */ +# ifndef _Mdouble_is_float_ __MATHCALLI (nearbyint,, (_Mdouble_ __x)) +# endif /* Round X to nearest integral value, rounding halfway cases away from zero. */ @@ -333,7 +341,9 @@ __MATHCALLX (trunc,, (_Mdouble_ __x), (__const__)) /* Compute remainder of X and Y and put in *QUO a value with sign of x/y and magnitude congruent `mod 2^n' to the magnitude of the integral quotient x/y, with n >= 3. */ +# ifndef _Mdouble_is_float_ __MATHCALLI (remquo,, (_Mdouble_ __x, _Mdouble_ __y, int *__quo)) +# endif /* Conversion functions. */ @@ -350,13 +360,19 @@ __MATHDECLI (long long int,llround,, (_Mdouble_ __x)) /* Return positive difference between X and Y. */ +# ifndef _Mdouble_is_float_ __MATHCALLI (fdim,, (_Mdouble_ __x, _Mdouble_ __y)) +# endif /* Return maximum numeric value from X and Y. */ +# ifndef _Mdouble_is_float_ __MATHCALLI (fmax,, (_Mdouble_ __x, _Mdouble_ __y)) +# endif /* Return minimum numeric value from X and Y. */ +# ifndef _Mdouble_is_float_ __MATHCALLI (fmin,, (_Mdouble_ __x, _Mdouble_ __y)) +# endif /* Classify given number. */ @@ -367,7 +383,9 @@ __MATHDECL_PRIV (int, signbit,, (_Mdouble_ __value), (__const__)) /* Multiply-add function computed as a ternary operation. */ +# ifndef _Mdouble_is_float_ __MATHCALLI (fma,, (_Mdouble_ __x, _Mdouble_ __y, _Mdouble_ __z)) +# endif #endif /* Use ISO C99. */ #if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 diff --git a/libc/sysdeps/linux/common/bits/uClibc_fpmax.h b/libc/sysdeps/linux/common/bits/uClibc_fpmax.h index bbea1ae9d..b7dcee1d3 100644 --- a/libc/sysdeps/linux/common/bits/uClibc_fpmax.h +++ b/libc/sysdeps/linux/common/bits/uClibc_fpmax.h @@ -68,10 +68,6 @@ typedef float __fpmax_t; #ifndef DECIMAL_DIG -#ifdef L___strtofpmax -/* Emit warning only once. */ -#warning DECIMAL_DIG is not defined! If you are using gcc, it may not be defining __STDC_VERSION__ as it should. -#endif #if !defined(FLT_RADIX) || (FLT_RADIX != 2) #error unable to compensate for missing DECIMAL_DIG! #endif diff --git a/libc/sysdeps/linux/common/eventfd_read.c b/libc/sysdeps/linux/common/eventfd_read.c new file mode 100644 index 000000000..75f2aaa11 --- /dev/null +++ b/libc/sysdeps/linux/common/eventfd_read.c @@ -0,0 +1,27 @@ +/* Copyright (C) 2007-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <unistd.h> +#include <sys/eventfd.h> + + +int +eventfd_read (int fd, eventfd_t *value) +{ + return read (fd, value, sizeof (eventfd_t)) != sizeof (eventfd_t) ? -1 : 0; +} diff --git a/libc/sysdeps/linux/common/eventfd_write.c b/libc/sysdeps/linux/common/eventfd_write.c new file mode 100644 index 000000000..e1509cf5c --- /dev/null +++ b/libc/sysdeps/linux/common/eventfd_write.c @@ -0,0 +1,28 @@ +/* Copyright (C) 2007-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <unistd.h> +#include <sys/eventfd.h> + + +int +eventfd_write (int fd, eventfd_t value) +{ + return write (fd, &value, + sizeof (eventfd_t)) != sizeof (eventfd_t) ? -1 : 0; +} diff --git a/libc/sysdeps/linux/common/fstatat64.c b/libc/sysdeps/linux/common/fstatat64.c index 015f57d13..711521a6a 100644 --- a/libc/sysdeps/linux/common/fstatat64.c +++ b/libc/sysdeps/linux/common/fstatat64.c @@ -10,10 +10,18 @@ #include <bits/wordsize.h> #include <sys/syscall.h> +#if defined __mips__ +# include <sgidefs.h> +#endif + /* 64bit ports tend to favor newfstatat() */ #if __WORDSIZE == 64 && defined __NR_newfstatat # define __NR_fstatat64 __NR_newfstatat #endif +/* mips N32 ABI use newfstatat(), too */ +#if defined __mips__ && _MIPS_SIM == _ABIN32 +# define __NR_fstatat64 __NR_newfstatat +#endif #ifdef __NR_fstatat64 # include <sys/stat.h> diff --git a/libc/sysdeps/linux/common/sys/eventfd.h b/libc/sysdeps/linux/common/sys/eventfd.h index 1bf785f32..91b265b2c 100644 --- a/libc/sysdeps/linux/common/sys/eventfd.h +++ b/libc/sysdeps/linux/common/sys/eventfd.h @@ -33,16 +33,12 @@ __BEGIN_DECLS value to COUNT. */ extern int eventfd (int __count, int __flags) __THROW; -#if 0 /* not (yet) implemented in uClibc */ - /* Read event counter and possibly wait for events. */ extern int eventfd_read (int __fd, eventfd_t *__value); /* Increment event counter. */ extern int eventfd_write (int __fd, eventfd_t __value); -#endif - __END_DECLS #endif /* sys/eventfd.h */ diff --git a/libc/sysdeps/linux/cris/sys/procfs.h b/libc/sysdeps/linux/cris/sys/procfs.h index d4ee05134..65b57ba4e 100644 --- a/libc/sysdeps/linux/cris/sys/procfs.h +++ b/libc/sysdeps/linux/cris/sys/procfs.h @@ -28,10 +28,14 @@ #include <sys/types.h> #include <sys/ucontext.h> #include <sys/user.h> -#include <asm/elf.h> __BEGIN_DECLS +typedef unsigned long elf_greg_t; + +#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + struct elf_siginfo { int si_signo; /* Signal number. */ diff --git a/libc/sysdeps/linux/cris/sysdep.S b/libc/sysdeps/linux/cris/sysdep.S index 8f25fb722..a23bb260f 100644 --- a/libc/sysdeps/linux/cris/sysdep.S +++ b/libc/sysdeps/linux/cris/sysdep.S @@ -35,7 +35,7 @@ ENTRY (__syscall_error) /* Note that __syscall_error is only visible within this library, and no-one passes it on as a pointer, so can assume that R0 (GOT pointer) is correctly set up. */ - PLTCALL (HIDDEN_JUMPTARGET(__errno_location)) + PLTCALL (__errno_location) move [sp+],srp move.d [sp+],r11 diff --git a/libc/sysdeps/linux/m68k/sys/reg.h b/libc/sysdeps/linux/m68k/sys/reg.h deleted file mode 100644 index 984898100..000000000 --- a/libc/sysdeps/linux/m68k/sys/reg.h +++ /dev/null @@ -1,88 +0,0 @@ -/* Copyright (C) 1998 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public< |