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authorUlrich Drepper <drepper@redhat.com>1996-10-31 02:57:12 +0000
committerUlrich Drepper <drepper@redhat.com>1996-10-31 02:57:12 +0000
commitba1ffaa1c6989873b57edc84491bfd1308b2190d (patch)
tree77274c1136f21a58e60397fdd62ad03846bc5888 /sysdeps
parentf0f4432f46882d22f61a89f4130a697313f53901 (diff)
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update from main archive 961030cvs/libc-961031
Thu Oct 31 00:01:39 1996 Ulrich Drepper <drepper@cygnus.com> * signal/Makefile (routines): Add sigwait. * signal/signal.h: Add prototype for sigwait. * sysdeps/posix/sigwait.c: New file. Implementation of sigwait function from POSIX.1c. * sysdeps/stub/sigwait.c: New file. Stub version of sigwait. Wed Oct 30 02:01:17 1996 Richard Henderson <rth@tamu.edu> * sunrpc/xdr_float.c (xdr_float): Handle sizeof(float)!=sizeof(long), but don't bother going farther than sizeof(float)==sizeof(int). (xdr_double): Handle little-endian machines! Handle sizeof(double) != 2*sizeof(long), though again don't bother with more than int. Thu Oct 29 16:09:42 1996 Craig Metz <cmetz@inner.net> * sysdeps/posix/getaddrinfo.c: Use buffer limits for inet_ntop function. Tue Oct 29 12:37:22 1996 Ulrich Drepper <drepper@cygnus.com> * Makerules: Create symbolic links for linking in $(libdir). (make-link): Use absolute path for destination if this is not in the same directory. * elf/rtld.c (dl_main): When verifying don't check the name of the dynamic linker. * shlib-versions: Change entries for Hurd specific libs from *-*-gnu* to *-*-gnu?* so that i586-pc-linux-gnu does not match these entries. * assert/assert.h: Reformat copyright. Change reference to ANSI into reference to ISO C. * ctype/ctype.h: Likewise. * errno.h: Likewise. * limits.h: Likewise. * math/math.h: Likewise. * setjmp/setjmp.h: Likewise. * stdio/stdio.h: Likewise. * libio/stdio.h: Likewise. * stdlib/stdlib.h: Likewise. * string/string.h: Likewise. * time/time.h: Likewise. * string/argz.h: Use __const is definitions. * elf/dlfcn.h: Use __const and __P. Reformat copyright. * misc/err.h: Likewise. * wctype/wctype.h (wctrans_t): Use __const instead of const. * Makeconfig ($(common-objpfx)soversions.mk): Generate list of sonames for versioned libraries. * Makefile: Remove code to generate libc-version.h. Generate gnu/lib-names.h with info from soversions.mk. * features.h: Define __GLIBC__ and __GLIBC_MINOR__. * dirent/tst-seekdir.c: Initialize save3. * grp/testgrp.c: Initialize my_group. * grp/fgetgrent_r.c: Change interface to follow POSIX.1c. * grp/grp.h: Likewise. * nss/getXXbyYY.c: Likewise. * nss/getXXbyYY_r.c: Likewise. * nss/getXXent.c: Likewise. * nss/getXXent_r.c: Likewise. * pwd/fgetpwent_r.c: Likewise. * pwd/pwd.h: Likewise. * shadow/fgetspent_r.c: Likewise. * shadow/sgetspent.c: Likewise. * shadow/sgetspent_r.c: Likewise. * grp/fgetgrent.c: Adapt for change in interface of fgetgrent_r. * pwd/fgetpwent.c: Likewise, for fgetpwent_r.c. * shadow/fgetspent.c: Likewise, for fgetpwent_r.c. * resolv/netdb.h: Adapt prototypes for reentrant functions to follow POSIX.1c. * sunrpc/rpc/netdb.h: Likewise, * shadow/shadow.h: Likewise. * inet/getnetgrent_r.c: Follow change in pwd/grp function interface. * sysdeps/unix/getlogin_r.c: Return ERANGE when buffer is too small. * inet/herrno.c: Don't define __h_errno. Only h_errno otherwise the ELF aliasing creates strange situations. * sysdeps/unix/sysv/linux/errnos.H: Define __set_errno as inline function. * sysdeps/unix/sysv/linux/i386/sysdep.S: Don't define __errno. * sysdeps/unix/sysv/linux/m68k/sysdep.S: Likewise. * libio/libio.h: Don't declare _IO_flockfile and _IO_funlockfile weak. * locale/programs/charmap.c: Add casts to prevent warnings. * locale/programs/linereader.h: Likewise. * locale/programs/ld-collate.c: Likewise. * locale/programs/stringtrans.c: Likewise. Change types for various variables to prevent warnings. * locale/programs/ld-ctype.c: Likewise. * locale/programs/linereader.h (lr_ungetc): Likewise. * locale/programs/charset.h (struct charset): Use `unsigned int' as type for width_default. * posix/regex.c: Change type of `this_reg' variables. * stdio-common/Makefile: Use -Wno-format for tstdiomisc.c. * stdio-common/bug5.c: De-ANSI-fy. Use correct types for variables. * stdio-common/printf_fp.c: Initialize to_shift. * stdio-common/test_rdwr.c: Add cast. * stdio-common/vfprintf.c: Add casts and use correct types to prevent warnings. * stdio-common/vfscanf.c: Initialize str and strptr. * sysdeps/libm-ieee754/e_jnf.c: Use correct types to prevent warnings. * sysdeps/libm-ieee754/e_pow.c: Likewise. * sysdeps/libm-ieee754/e_powf.c: Likewise. * sysdeps/libm-ieee754/e_rem_pio2f.c: Likewise. * time/test-tz.c: Likewise. * manual/creature.texi: Document _REENTRANT and _THREAD_SAFE. * manual/libc.texinfo: Prevent makeinfo failure by avoiding libc.cp index. This must be fixed. * manual/nss.texi: Adapt for correct POSIX.1c interface of reentrant functions. * manual/users.texi: Document netgroup functions. * po/es.po: Updated. * po/fr.po: Updated. * posix/fnmatch.c: Change to match libit version. * posix/unistd.h: Change prototype for ttyname_r to match POSIX.1c. * sysdep/posix/ttyname_r.c: Likewise. * stdlib/atexit.h (__new_exitfn): Add internal locking. * stdlib/exit.c: De-ANSI-fy. Handle new ef_us value for flavor. * stdlib/exit.h: De-ANSI-fy. Define new ef_us value for flavor. * stdlib/random.c (__srandom): Add internal locking. (__initstate): Likewise. (__setstate): Likewise. (__random): Likewise. Mon Oct 28 22:28:37 1996 NIIBE Yutaka <gniibe@mri.co.jp> * sysdeps/generic/crypt-entry.c (crypt_r): Use __set_errno. (crypt): Likewise. * resolv/gethnamaddr.c (gethostbyname2): Likewise. * sysdeps/generic/uname.c: Likewise. * sysdeps/posix/rename.c: Likewise. * sysdeps/stub/setrlimit.c: Likewise. * nss/nss_db/db-netgrp.c (_nss_db_setnetgrent): Fix typo. Sun Oct 27 11:12:50 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * locale/programs/ld-collate.c (collate_order_elem): Fix format string. (collate_element_to): Cast field width argument to `int' for format string. (collate_symbol): Likewise. (collate_order_elem): Likewise. (collate_weight_bsymbol): Likewise. (collate_simple_weight): Likewise. * locale/programs/ld-time.c (STRARR_ELEM): Fix format string. * locale/programs/ld-ctype.c (ctype_class_newP): Add missing argument for format string. (ctype_map_newP): Likewise. (set_class_defaults): Fix format string. * locale/programs/localedef.c (construct_output_path): Putting an explicit \0 into the format string does not work, use %c. Sat Oct 26 20:38:36 1996 Richard Henderson <rth@tamu.edu> * Makerules: Install all shared libraries in $(slibdir). * login/Makefile: Build libutil.so in others pass after libc.so is created. * misc/mntent.h: Include <paths.h> for _PATH_MNTTAB & _PATH_MOUNTED. * string/stratcliff.c: Allocate 3 pages instead of one, then use mprotect so that we know that the adjacent pages are inaccessible. * resource/sys/resource.h: Move all structures and enums to ... * sysdeps/generic/resourcebits.h: ... here ... * sysdeps/unix/bsd/sun/sunos4/resourcebits.h: ... and here. * sysdeps/unix/sysv/linux/alpha/resourcebits.h: Remove. * sysdeps/unix/sysv/linux/i386/resourcebits.h: Remove. * sysdeps/unix/sysv/linux/m68k/resourcebits.h: Remove. * sysdeps/unix/sysv/linux/mips/resourcebits.h: Remove. * sysdeps/unix/sysv/linux/resourcebits.h: New file. Use kernel header for RLIMIT_* definitions. The members of struct rlimit are longs. Thu Oct 24 17:43:34 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * MakeTAGS (sysdep-dirs): Fix typo. Wed Oct 23 03:45:22 1996 Ulrich Drepper <drepper@cygnus.com> * Makefile (headers): Don't mention libc-version.h. (install-others): ...but here. * time/strptime.c: Recognize %s, %u, %g, and %G format. nothing is found. This guarantees all subsequent calls behave * sysdeps/unix/sysv/linux/syscalls.list: Change function name for * io/getwd.c (getwd) [! PATH_MAX]: Don't assume that the user's buffer is any longer than the amount necessary to hold the filename; the Hurd getcwd uses the *entire* contents of the buffer, however long it is specified to be. * posix/getconf.c: De-ANSI-fy. Recognize POSIX.2 constant names. since these do not depend on the platform.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/generic/crypt-entry.c4
-rw-r--r--sysdeps/generic/resourcebits.h87
-rw-r--r--sysdeps/generic/uname.c2
-rw-r--r--sysdeps/libm-ieee754/e_jnf.c31
-rw-r--r--sysdeps/libm-ieee754/e_pow.c46
-rw-r--r--sysdeps/libm-ieee754/e_powf.c26
-rw-r--r--sysdeps/libm-ieee754/e_rem_pio2f.c50
-rw-r--r--sysdeps/posix/getaddrinfo.c10
-rw-r--r--sysdeps/posix/rename.c2
-rw-r--r--sysdeps/posix/sigwait.c92
-rw-r--r--sysdeps/posix/ttyname_r.c30
-rw-r--r--sysdeps/stub/setrlimit.c2
-rw-r--r--sysdeps/stub/sigwait.c31
-rw-r--r--sysdeps/unix/bsd/sun/sunos4/resourcebits.h85
-rw-r--r--sysdeps/unix/getlogin_r.c14
-rw-r--r--sysdeps/unix/sysv/linux/errnos.h46
-rw-r--r--sysdeps/unix/sysv/linux/i386/sysdep.S5
-rw-r--r--sysdeps/unix/sysv/linux/m68k/sysdep.S5
18 files changed, 442 insertions, 126 deletions
diff --git a/sysdeps/generic/crypt-entry.c b/sysdeps/generic/crypt-entry.c
index de15904b2c..ab1c6faaab 100644
--- a/sysdeps/generic/crypt-entry.c
+++ b/sysdeps/generic/crypt-entry.c
@@ -48,7 +48,7 @@ crypt_r (key, salt, data)
return md5_crypt_r (key, salt, (char *) data, sizeof (struct crypt_data));
/* We don't have DES encryption. */
- errno = ENOSYS;
+ __set_errno (ENOSYS);
return NULL;
}
@@ -63,6 +63,6 @@ crypt (key, salt)
return md5_crypt (key, salt);
/* We don't have DES encryption. */
- errno = ENOSYS;
+ __set_errno (ENOSYS);
return NULL;
}
diff --git a/sysdeps/generic/resourcebits.h b/sysdeps/generic/resourcebits.h
index 74cbcb0e97..01dbb8f952 100644
--- a/sysdeps/generic/resourcebits.h
+++ b/sysdeps/generic/resourcebits.h
@@ -1,4 +1,4 @@
-/* Bit values for resource limits. 4.4 BSD/generic GNU version.
+/* Bit values & structures for resource limits. 4.4 BSD/generic GNU version.
Copyright (C) 1994, 1996 Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -59,5 +59,88 @@ enum __rlimit_resource
#define RLIMIT_NOFILE RLIMIT_NOFILE
RLIMIT_NLIMITS, /* Number of limit flavors. */
- RLIM_NLIMITS = RLIMIT_NLIMITS /* Traditional name for same. */
+ RLIM_NLIMITS = RLIMIT_NLIMITS, /* Traditional name for same. */
+
+ RLIM_INFINITY = 0x7fffffff /* Value to indicate that there is no limit. */
+#define RLIM_INFINITY RLIM_INFINITY
+ };
+
+struct rlimit
+ {
+ /* The current (soft) limit. */
+ int rlim_cur;
+ /* The hard limit. */
+ int rlim_max;
+ };
+
+/* Whose usage statistics do you want? */
+enum __rusage_who
+/* The macro definitions are necessary because some programs want
+ to test for operating system features with #ifdef RUSAGE_SELF.
+ In ISO C the reflexive definition is a no-op. */
+ {
+ /* The calling process. */
+ RUSAGE_SELF = 0,
+#define RUSAGE_SELF RUSAGE_SELF
+ /* All of its terminated child processes. */
+ RUSAGE_CHILDREN = -1
+#define RUSAGE_CHILDREN RUSAGE_CHILDREN
+ };
+
+#include <sys/time.h> /* For `struct timeval'. */
+
+/* Structure which says how much of each resource has been used. */
+struct rusage
+ {
+ /* Total amount of user time used. */
+ struct timeval ru_utime;
+ /* Total amount of system time used. */
+ struct timeval ru_stime;
+ /* Maximum resident set size (in kilobytes). */
+ long int ru_maxrss;
+ /* Amount of sharing of text segment memory
+ with other processes (kilobyte-seconds). */
+ long int ru_ixrss;
+ /* Amount of data segment memory used (kilobyte-seconds). */
+ long int ru_idrss;
+ /* Amount of stack memory used (kilobyte-seconds). */
+ long int ru_isrss;
+ /* Number of soft page faults (i.e. those serviced by reclaiming
+ a page from the list of pages awaiting reallocation. */
+ long int ru_minflt;
+ /* Number of hard page faults (i.e. those that required I/O). */
+ long int ru_majflt;
+ /* Number of times a process was swapped out of physical memory. */
+ long int ru_nswap;
+ /* Number of input operations via the file system. Note: This
+ and `ru_oublock' do not include operations with the cache. */
+ long int ru_inblock;
+ /* Number of output operations via the file system. */
+ long int ru_oublock;
+ /* Number of IPC messages sent. */
+ long int ru_msgsnd;
+ /* Number of IPC messages received. */
+ long int ru_msgrcv;
+ /* Number of signals delivered. */
+ long int ru_nsignals;
+ /* Number of voluntary context switches, i.e. because the process
+ gave up the process before it had to (usually to wait for some
+ resource to be available). */
+ long int ru_nvcsw;
+ /* Number of involuntary context switches, i.e. a higher priority process
+ became runnable or the current process used up its time slice. */
+ long int ru_nivcsw;
+ };
+
+/* Priority limits. */
+#define PRIO_MIN -20 /* Minimum priority a process can have. */
+#define PRIO_MAX 20 /* Maximum priority a process can have. */
+
+/* The type of the WHICH argument to `getpriority' and `setpriority',
+ indicating what flavor of entity the WHO argument specifies. */
+enum __priority_which
+ {
+ PRIO_PROCESS = 0, /* WHO is a process ID. */
+ PRIO_PGRP = 1, /* WHO is a process group ID. */
+ PRIO_USER = 2 /* WHO is a user ID. */
};
diff --git a/sysdeps/generic/uname.c b/sysdeps/generic/uname.c
index c0bc13e02a..f5f90239ca 100644
--- a/sysdeps/generic/uname.c
+++ b/sysdeps/generic/uname.c
@@ -44,7 +44,7 @@ uname (name)
{
/* Hostname is meaningless for this machine. */
name->nodename[0] = '\0';
- errno = save;
+ __set_errno (save);
}
#ifdef ENAMETOOLONG
else if (errno == ENAMETOOLONG)
diff --git a/sysdeps/libm-ieee754/e_jnf.c b/sysdeps/libm-ieee754/e_jnf.c
index b9951f6b43..9e5279c30a 100644
--- a/sysdeps/libm-ieee754/e_jnf.c
+++ b/sysdeps/libm-ieee754/e_jnf.c
@@ -8,7 +8,7 @@
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
+ * software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
@@ -53,7 +53,7 @@ static float zero = 0.0000000000e+00;
ix = 0x7fffffff&hx;
/* if J(n,NaN) is NaN */
if(ix>0x7f800000) return x+x;
- if(n<0){
+ if(n<0){
n = -n;
x = -x;
hx ^= 0x80000000;
@@ -64,7 +64,7 @@ static float zero = 0.0000000000e+00;
x = fabsf(x);
if(ix==0||ix>=0x7f800000) /* if x is 0 or inf */
b = zero;
- else if((float)n<=x) {
+ else if((float)n<=x) {
/* Safe to use J(n+1,x)=2n/x *J(n,x)-J(n-1,x) */
a = __ieee754_j0f(x);
b = __ieee754_j1f(x);
@@ -75,7 +75,7 @@ static float zero = 0.0000000000e+00;
}
} else {
if(ix<0x30800000) { /* x < 2**-29 */
- /* x is tiny, return the first Taylor expansion of J(n,x)
+ /* x is tiny, return the first Taylor expansion of J(n,x)
* J(n,x) = 1/n!*(x/2)^n - ...
*/
if(n>33) /* underflow */
@@ -90,14 +90,14 @@ static float zero = 0.0000000000e+00;
}
} else {
/* use backward recurrence */
- /* x x^2 x^2
+ /* x x^2 x^2
* J(n,x)/J(n-1,x) = ---- ------ ------ .....
* 2n - 2(n+1) - 2(n+2)
*
- * 1 1 1
+ * 1 1 1
* (for large x) = ---- ------ ------ .....
* 2n 2(n+1) 2(n+2)
- * -- - ------ - ------ -
+ * -- - ------ - ------ -
* x x x
*
* Let w = 2n/x and h=2/x, then the above quotient
@@ -113,9 +113,9 @@ static float zero = 0.0000000000e+00;
* To determine how many terms needed, let
* Q(0) = w, Q(1) = w(w+h) - 1,
* Q(k) = (w+k*h)*Q(k-1) - Q(k-2),
- * When Q(k) > 1e4 good for single
- * When Q(k) > 1e9 good for double
- * When Q(k) > 1e17 good for quadruple
+ * When Q(k) > 1e4 good for single
+ * When Q(k) > 1e9 good for double
+ * When Q(k) > 1e17 good for quadruple
*/
/* determine k */
float t,v;
@@ -137,7 +137,7 @@ static float zero = 0.0000000000e+00;
* single 8.8722839355e+01
* double 7.09782712893383973096e+02
* long double 1.1356523406294143949491931077970765006170e+04
- * then recurrent value may overflow and the result is
+ * then recurrent value may overflow and the result is
* likely underflow to zero
*/
tmp = n;
@@ -173,13 +173,14 @@ static float zero = 0.0000000000e+00;
}
#ifdef __STDC__
- float __ieee754_ynf(int n, float x)
+ float __ieee754_ynf(int n, float x)
#else
- float __ieee754_ynf(n,x)
+ float __ieee754_ynf(n,x)
int n; float x;
#endif
{
- int32_t i,hx,ix,ib;
+ int32_t i,hx,ix;
+ u_int32_t ib;
int32_t sign;
float a, b, temp;
@@ -202,7 +203,7 @@ static float zero = 0.0000000000e+00;
b = __ieee754_y1f(x);
/* quit if b is -inf */
GET_FLOAT_WORD(ib,b);
- for(i=1;i<n&&ib!=0xff800000;i++){
+ for(i=1;i<n&&ib!=0xff800000;i++){
temp = b;
b = ((float)(i+i)/x)*b - a;
GET_FLOAT_WORD(ib,b);
diff --git a/sysdeps/libm-ieee754/e_pow.c b/sysdeps/libm-ieee754/e_pow.c
index 0d42381946..4b9ba3d5eb 100644
--- a/sysdeps/libm-ieee754/e_pow.c
+++ b/sysdeps/libm-ieee754/e_pow.c
@@ -5,7 +5,7 @@
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
+ * software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
@@ -21,7 +21,7 @@ static char rcsid[] = "$NetBSD: e_pow.c,v 1.9 1995/05/12 04:57:32 jtc Exp $";
* 1. Compute and return log2(x) in two pieces:
* log2(x) = w1 + w2,
* where w1 has 53-24 = 29 bit trailing zeros.
- * 2. Perform y*log2(x) = n+y' by simulating muti-precision
+ * 2. Perform y*log2(x) = n+y' by simulating muti-precision
* arithmetic, where |y'|<=0.5.
* 3. Return x**y = 2**n*exp(y'*log2)
*
@@ -49,13 +49,13 @@ static char rcsid[] = "$NetBSD: e_pow.c,v 1.9 1995/05/12 04:57:32 jtc Exp $";
* Accuracy:
* pow(x,y) returns x**y nearly rounded. In particular
* pow(integer,integer)
- * always returns the correct integer provided it is
+ * always returns the correct integer provided it is
* representable.
*
* Constants :
- * The hexadecimal values are the intended ones for the following
- * constants. The decimal values may be used, provided that the
- * compiler will convert from decimal to binary accurately enough
+ * The hexadecimal values are the intended ones for the following
+ * constants. The decimal values may be used, provided that the
+ * compiler will convert from decimal to binary accurately enough
* to produce the hexadecimal values shown.
*/
@@ -63,9 +63,9 @@ static char rcsid[] = "$NetBSD: e_pow.c,v 1.9 1995/05/12 04:57:32 jtc Exp $";
#include "math_private.h"
#ifdef __STDC__
-static const double
+static const double
#else
-static double
+static double
#endif
bp[] = {1.0, 1.5,},
dp_h[] = { 0.0, 5.84962487220764160156e-01,}, /* 0x3FE2B803, 0x40000000 */
@@ -117,12 +117,12 @@ ivln2_l = 1.92596299112661746887e-08; /* 0x3E54AE0B, 0xF85DDF44 =1/ln2 tail*/
ix = hx&0x7fffffff; iy = hy&0x7fffffff;
/* y==zero: x**0 = 1 */
- if((iy|ly)==0) return one;
+ if((iy|ly)==0) return one;
/* +-NaN return x+y */
if(ix > 0x7ff00000 || ((ix==0x7ff00000)&&(lx!=0)) ||
- iy > 0x7ff00000 || ((iy==0x7ff00000)&&(ly!=0)))
- return x+y;
+ iy > 0x7ff00000 || ((iy==0x7ff00000)&&(ly!=0)))
+ return x+y;
/* determine if y is an odd int when x < 0
* yisint = 0 ... y is not an integer
@@ -130,22 +130,22 @@ ivln2_l = 1.92596299112661746887e-08; /* 0x3E54AE0B, 0xF85DDF44 =1/ln2 tail*/
* yisint = 2 ... y is an even int
*/
yisint = 0;
- if(hx<0) {
+ if(hx<0) {
if(iy>=0x43400000) yisint = 2; /* even integer y */
else if(iy>=0x3ff00000) {
k = (iy>>20)-0x3ff; /* exponent */
if(k>20) {
j = ly>>(52-k);
- if((j<<(52-k))==ly) yisint = 2-(j&1);
+ if((u_int32_t)(j<<(52-k))==ly) yisint = 2-(j&1);
} else if(ly==0) {
j = iy>>(20-k);
- if((j<<(20-k))==iy) yisint = 2-(j&1);
+ if((int32_t)(j<<(20-k))==iy) yisint = 2-(j&1);
}
- }
- }
+ }
+ }
/* special value of y */
- if(ly==0) {
+ if(ly==0) {
if (iy==0x7ff00000) { /* y is +-inf */
if(((ix-0x3ff00000)|lx)==0)
return y - y; /* inf**+-1 is NaN */
@@ -153,14 +153,14 @@ ivln2_l = 1.92596299112661746887e-08; /* 0x3E54AE0B, 0xF85DDF44 =1/ln2 tail*/
return (hy>=0)? y: zero;
else /* (|x|<1)**-,+inf = inf,0 */
return (hy<0)?-y: zero;
- }
+ }
if(iy==0x3ff00000) { /* y is +-1 */
if(hy<0) return one/x; else return x;
}
if(hy==0x40000000) return x*x; /* y is 2 */
if(hy==0x3fe00000) { /* y is 0.5 */
if(hx>=0) /* x >= +0 */
- return __ieee754_sqrt(x);
+ return __ieee754_sqrt(x);
}
}
@@ -173,13 +173,13 @@ ivln2_l = 1.92596299112661746887e-08; /* 0x3E54AE0B, 0xF85DDF44 =1/ln2 tail*/
if(hx<0) {
if(((ix-0x3ff00000)|yisint)==0) {
z = (z-z)/(z-z); /* (-1)**non-int is NaN */
- } else if(yisint==1)
+ } else if(yisint==1)
z = -z; /* (x<0)**odd = -(|x|**odd) */
}
return z;
}
}
-
+
/* (x<0)**(non-int) is NaN */
if(((((u_int32_t)hx>>31)-1)|yisint)==0) return (x-x)/(x-x);
@@ -192,7 +192,7 @@ ivln2_l = 1.92596299112661746887e-08; /* 0x3E54AE0B, 0xF85DDF44 =1/ln2 tail*/
/* over/underflow if x is not close to one */
if(ix<0x3fefffff) return (hy<0)? huge*huge:tiny*tiny;
if(ix>0x3ff00000) return (hy>0)? huge*huge:tiny*tiny;
- /* now |1-x| is tiny <= 2**-20, suffice to compute
+ /* now |1-x| is tiny <= 2**-20, suffice to compute
log(x) by x-x^2/2+x^3/3-x^4/4 */
t = x-1; /* t has 20 trailing zeros */
w = (t*t)*(0.5-t*(0.3333333333333333333333-t*0.25));
@@ -289,7 +289,7 @@ ivln2_l = 1.92596299112661746887e-08; /* 0x3E54AE0B, 0xF85DDF44 =1/ln2 tail*/
n = ((n&0x000fffff)|0x00100000)>>(20-k);
if(j<0) n = -n;
p_h -= t;
- }
+ }
t = p_l+p_h;
SET_LOW_WORD(t,0);
u = t*lg2_h;
diff --git a/sysdeps/libm-ieee754/e_powf.c b/sysdeps/libm-ieee754/e_powf.c
index 37e32ab3ca..1358555128 100644
--- a/sysdeps/libm-ieee754/e_powf.c
+++ b/sysdeps/libm-ieee754/e_powf.c
@@ -8,7 +8,7 @@
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
+ * software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
@@ -74,12 +74,12 @@ ivln2_l = 7.0526075433e-06; /* 0x36eca570 =1/ln2 tail*/
ix = hx&0x7fffffff; iy = hy&0x7fffffff;
/* y==zero: x**0 = 1 */
- if(iy==0) return one;
+ if(iy==0) return one;
/* +-NaN return x+y */
if(ix > 0x7f800000 ||
iy > 0x7f800000)
- return x+y;
+ return x+y;
/* determine if y is an odd int when x < 0
* yisint = 0 ... y is not an integer
@@ -87,14 +87,14 @@ ivln2_l = 7.0526075433e-06; /* 0x36eca570 =1/ln2 tail*/
* yisint = 2 ... y is an even int
*/
yisint = 0;
- if(hx<0) {
+ if(hx<0) {
if(iy>=0x4b800000) yisint = 2; /* even integer y */
else if(iy>=0x3f800000) {
k = (iy>>23)-0x7f; /* exponent */
j = iy>>(23-k);
if((j<<(23-k))==iy) yisint = 2-(j&1);
- }
- }
+ }
+ }
/* special value of y */
if (iy==0x7f800000) { /* y is +-inf */
@@ -104,14 +104,14 @@ ivln2_l = 7.0526075433e-06; /* 0x36eca570 =1/ln2 tail*/
return (hy>=0)? y: zero;
else /* (|x|<1)**-,+inf = inf,0 */
return (hy<0)?-y: zero;
- }
+ }
if(iy==0x3f800000) { /* y is +-1 */
if(hy<0) return one/x; else return x;
}
if(hy==0x40000000) return x*x; /* y is 2 */
if(hy==0x3f000000) { /* y is 0.5 */
if(hx>=0) /* x >= +0 */
- return __ieee754_sqrtf(x);
+ return __ieee754_sqrtf(x);
}
ax = fabsf(x);
@@ -122,12 +122,12 @@ ivln2_l = 7.0526075433e-06; /* 0x36eca570 =1/ln2 tail*/
if(hx<0) {
if(((ix-0x3f800000)|yisint)==0) {
z = (z-z)/(z-z); /* (-1)**non-int is NaN */
- } else if(yisint==1)
+ } else if(yisint==1)
z = -z; /* (x<0)**odd = -(|x|**odd) */
}
return z;
}
-
+
/* (x<0)**(non-int) is NaN */
if(((((u_int32_t)hx>>31)-1)|yisint)==0) return (x-x)/(x-x);
@@ -136,7 +136,7 @@ ivln2_l = 7.0526075433e-06; /* 0x36eca570 =1/ln2 tail*/
/* over/underflow if x is not close to one */
if(ix<0x3f7ffff8) return (hy<0)? huge*huge:tiny*tiny;
if(ix>0x3f800007) return (hy>0)? huge*huge:tiny*tiny;
- /* now |1-x| is tiny <= 2**-20, suffice to compute
+ /* now |1-x| is tiny <= 2**-20, suffice to compute
log(x) by x-x^2/2+x^3/3-x^4/4 */
t = x-1; /* t has 20 trailing zeros */
w = (t*t)*((float)0.5-t*((float)0.333333333333-t*(float)0.25));
@@ -217,7 +217,7 @@ ivln2_l = 7.0526075433e-06; /* 0x36eca570 =1/ln2 tail*/
}
else if ((j&0x7fffffff)>0x43160000) /* z <= -150 */
return s*tiny*tiny; /* underflow */
- else if (j==0xc3160000){ /* z == -150 */
+ else if ((u_int32_t) j==0xc3160000){ /* z == -150 */
if(p_l<=z-p_h) return s*tiny*tiny; /* underflow */
}
/*
@@ -233,7 +233,7 @@ ivln2_l = 7.0526075433e-06; /* 0x36eca570 =1/ln2 tail*/
n = ((n&0x007fffff)|0x00800000)>>(23-k);
if(j<0) n = -n;
p_h -= t;
- }
+ }
t = p_l+p_h;
GET_FLOAT_WORD(is,t);
SET_FLOAT_WORD(t,is&0xfffff000);
diff --git a/sysdeps/libm-ieee754/e_rem_pio2f.c b/sysdeps/libm-ieee754/e_rem_pio2f.c
index e5d50a11b4..4b8c4466bd 100644
--- a/sysdeps/libm-ieee754/e_rem_pio2f.c
+++ b/sysdeps/libm-ieee754/e_rem_pio2f.c
@@ -8,7 +8,7 @@
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
+ * software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
@@ -18,8 +18,8 @@ static char rcsid[] = "$NetBSD: e_rem_pio2f.c,v 1.5 1995/05/10 20:46:03 jtc Exp
#endif
/* __ieee754_rem_pio2f(x,y)
- *
- * return the remainder of x rem pi/2 in y[0]+y[1]
+ *
+ * return the remainder of x rem pi/2 in y[0]+y[1]
* use __kernel_rem_pio2f()
*/
@@ -27,7 +27,7 @@ static char rcsid[] = "$NetBSD: e_rem_pio2f.c,v 1.5 1995/05/10 20:46:03 jtc Exp
#include "math_private.h"
/*
- * Table of constants for 2/pi, 396 Hex digits (476 decimal) of 2/pi
+ * Table of constants for 2/pi, 396 Hex digits (476 decimal) of 2/pi
*/
#ifdef __STDC__
static const int32_t two_over_pi[] = {
@@ -35,27 +35,27 @@ static const int32_t two_over_pi[] = {
static int32_t two_over_pi[] = {
#endif
0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC,
-0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62,
+0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62,
0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63,
-0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A,
+0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A,
0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09,
-0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29,
+0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29,
0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44,
-0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41,
+0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41,
0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C,
-0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8,
+0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8,
0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11,
-0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF,
+0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF,
0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E,
-0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5,
+0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5,
0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92,
-0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08,
+0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08,
0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0,
-0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3,
+0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3,
0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85,
-0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80,
+0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80,
0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA,
-0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B,
+0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B,
};
/* This array is like the one in e_rem_pio2.c, but the numbers are
@@ -84,9 +84,9 @@ static int32_t npio2_hw[] = {
*/
#ifdef __STDC__
-static const float
+static const float
#else
-static float
+static float
#endif
zero = 0.0000000000e+00, /* 0x00000000 */
half = 5.0000000000e-01, /* 0x3f000000 */
@@ -115,7 +115,7 @@ pio2_3t = 6.1232342629e-17; /* 0x248d3132 */
if(ix<=0x3f490fd8) /* |x| ~<= pi/4 , no need for reduction */
{y[0] = x; y[1] = 0; return 0;}
if(ix<0x4016cbe4) { /* |x| < 3pi/4, special case with n=+-1 */
- if(hx>0) {
+ if(hx>0) {
z = x - pio2_1;
if((ix&0xfffffff0)!=0x3fc90fd0) { /* 24+24 bit pi OK */
y[0] = z - pio2_1t;
@@ -145,27 +145,27 @@ pio2_3t = 6.1232342629e-17; /* 0x248d3132 */
fn = (float)n;
r = t-fn*pio2_1;
w = fn*pio2_1t; /* 1st round good to 40 bit */
- if(n<32&&(ix&0xffffff00)!=npio2_hw[n-1]) {
+ if(n<32&&(int32_t)(ix&0xffffff00)!=npio2_hw[n-1]) {
y[0] = r-w; /* quick check no cancellation */
} else {
u_int32_t high;
j = ix>>23;
- y[0] = r-w;
+ y[0] = r-w;
GET_FLOAT_WORD(high,y[0]);
i = j-((high>>23)&0xff);
if(i>8) { /* 2nd iteration needed, good to 57 */
t = r;
- w = fn*pio2_2;
+ w = fn*pio2_2;
r = t-w;
- w = fn*pio2_2t-((t-r)-w);
+ w = fn*pio2_2t-((t-r)-w);
y[0] = r-w;
GET_FLOAT_WORD(high,y[0]);
i = j-((high>>23)&0xff);
if(i>25) { /* 3rd iteration need, 74 bits acc */
t = r; /* will cover all possible cases */
- w = fn*pio2_3;
+ w = fn*pio2_3;
r = t-w;
- w = fn*pio2_3t-((t-r)-w);
+ w = fn*pio2_3t-((t-r)-w);
y[0] = r-w;
}
}
@@ -174,7 +174,7 @@ pio2_3t = 6.1232342629e-17; /* 0x248d3132 */
if(hx<0) {y[0] = -y[0]; y[1] = -y[1]; return -n;}
else return n;
}
- /*
+ /*
* all other (large) arguments
*/
if(ix>=0x7f800000) { /* x is inf or NaN */
diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
index 32b050ecf4..90af24fb61 100644
--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -287,6 +287,10 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
struct gaih_servtuple *st2;
struct gaih_addrtuple *at2 = at;
int j;
+#ifndef MAXHOSTNAMELEN
+# define MAXHOSTNAMELEN 128
+#endif /* MAXHOSTNAMELEN */
+ char buffer[MAXHOSTNAMELEN];
while(at2) {
if (req->ai_flags & AI_CANONNAME) {
@@ -308,9 +312,9 @@ static int gaih_inet(const char *name, const struct gaih_service *service,
sizeof(struct in_addr), at2->family);
#endif /* HOSTTABLE */
- if (!h) {
- c = inet_ntop(at2->family, at2->addr, NULL, 0);
- } else
+ if (!h)
+ c = inet_ntop(at2->family, at2->addr, buffer, sizeof(buffer));
+ else
c = h->h_name;
if (!c) {
diff --git a/sysdeps/posix/rename.c b/sysdeps/posix/rename.c
index c318081bac..b8d31f900c 100644
--- a/sysdeps/posix/rename.c
+++ b/sysdeps/posix/rename.c
@@ -31,7 +31,7 @@ rename (old, new)
{
if (errno == EEXIST)
{
- errno = save;
+ __set_errno (save);
/* Race condition, required for 1003.1 conformance. */
if (__unlink (new) < 0 ||
__link (old, new) < 0)
diff --git a/sysdeps/posix/sigwait.c b/sysdeps/posix/sigwait.c
new file mode 100644
index 0000000000..0cd5f80fda
--- /dev/null
+++ b/sysdeps/posix/sigwait.c
@@ -0,0 +1,92 @@
+/* sigwait - implementation of sigwait function from POSIX.1c.
+ Copyright (C) 1996 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <assert.h>
+#include <errno.h>
+#include <signal.h>
+
+
+/* This is our dummy signal handler we use here. */
+static void ignore_signal (int sig);
+
+/* Place where to remember which signal we got. Please note that this
+ implementation cannot be used for the threaded libc. The
+ libpthread must provide an own version. */
+static int was_sig;
+
+
+int
+__sigwait (const sigset_t *set, int *sig)
+{
+ sigset_t tmp_mask;
+ struct sigaction saved[NSIG];
+ struct sigaction action;
+ int save_errno;
+ int this;
+
+ /* Prepare set. */
+ sigfillset (&tmp_mask);
+
+ /* Unblock all signals in the SET and register our nice handler. */
+ action.sa_handler = ignore_signal;
+ action.sa_flags = 0;
+ sigfillset (&action.sa_mask); /* Block all signals for handler. */
+
+ /* Make sure we recognize error conditions by setting WAS_SIG to a
+ value which does not describe a legal signal number. */
+ was_sig = -1;
+
+ for (this = 0; this < NSIG; ++this)
+ if (sigismember (set, this))
+ {
+ /* Unblock this signal. */
+ sigdelset (&tmp_mask, this);
+
+ /* Register temporary action handler. */
+ if (sigaction (this, &action, &saved[this]) != 0)
+ goto restore_handler;
+ }
+
+ /* Now we can wait for signals. */
+ sigsuspend (&tmp_mask);
+
+ restore_handler:
+ save_errno = errno;
+
+ while (--this >= 0)
+ if (sigismember (set, this))
+ /* We ignore errors here since we must restore all handlers. */
+ sigaction (this, &saved[this], NULL);
+
+ __set_errno (save_errno);
+
+ /* Store the result and return. */
+ *sig = was_sig;
+ return was_sig == -1 ? -1 : 0;
+}
+weak_alias (__sigwait, sigwait)
+
+
+static void
+ignore_signal (int sig)
+{
+ /* Remember the signal. */
+ was_sig = sig;
+}
diff --git a/sysdeps/posix/ttyname_r.c b/sysdeps/posix/ttyname_r.c
index d7f6026d8a..5b62826a19 100644
--- a/sysdeps/posix/ttyname_r.c
+++ b/sysdeps/posix/ttyname_r.c
@@ -36,7 +36,7 @@ int
__ttyname_r (fd, buf, buflen)
int fd;
char *buf;
- int buflen;
+ size_t buflen;
{
static const char dev[] = "/dev";
struct stat st;
@@ -50,21 +50,24 @@ __ttyname_r (fd, buf, buflen)
the loop. */
if (buflen < (int) (sizeof (dev) + 1))
{
- __set_errno (EINVAL);
- return -1;
+ __set_errno (ERANGE);
+ return ERANGE;
}
if (!__isatty (fd))
- return -1;
+ {
+ __set_errno (ENOTTY);
+ return ENOTTY;
+ }
if (fstat (fd, &st) < 0)
- return -1;
+ return errno;
mydev = st.st_dev;
myino = st.st_ino;
dirstream = opendir (dev);
if (dirstream == NULL)
- return -1;
+ return errno;
/* Prepare the result buffer. */
memcpy (buf, dev, sizeof (dev) - 1);
@@ -75,9 +78,16 @@ __ttyname_r (fd, buf, buflen)
if ((ino_t) d->d_fileno == myino)
{
char *cp;
+ size_t needed = _D_EXACT_NAMLEN (d) + 1;
+
+ if (needed > buflen)
+ {
+ (void) closedir (dirstream);
+ __set_errno (ERANGE);
+ return ERANGE;
+ }
- cp = __stpncpy (&buf[sizeof (dev)], d->d_name,
- MIN ((int) (_D_EXACT_NAMLEN (d) + 1), buflen));
+ cp = __stpncpy (&buf[sizeof (dev)], d->d_name, needed);
cp[0] = '\0';
if (stat (buf, &st) == 0 && st.st_dev == mydev)
@@ -90,6 +100,8 @@ __ttyname_r (fd, buf, buflen)
(void) closedir (dirstream);
__set_errno (save);
- return -1;
+ /* It is not clear what to return in this case. `isatty' says FD
+ refers to a TTY but no entry in /dev has this inode. */
+ return ENOTTY;
}
weak_alias (__ttyname_r, ttyname_r)
diff --git a/sysdeps/stub/setrlimit.c b/sysdeps/stub/setrlimit.c
index 79b96235b7..5978602906 100644
--- a/sysdeps/stub/setrlimit.c
+++ b/sysdeps/stub/setrlimit.c
@@ -27,7 +27,7 @@ setrlimit (resource, rlimits)
enum __rlimit_resource resource;
struct rlimit *rlimits;
{
- errno = ENOSYS;
+ __set_errno (ENOSYS);
return -1;
}
diff --git a/sysdeps/stub/sigwait.c b/sysdeps/stub/sigwait.c
new file mode 100644
index 0000000000..28b86aa698
--- /dev/null
+++ b/sysdeps/stub/sigwait.c
@@ -0,0 +1,31 @@
+/* sigwait - implementation of sigwait function from POSIX.1c.
+ Copyright (C) 1996 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <signal.h>
+
+int
+__sigwait (const sigset_t *set, int *sig)
+{
+ __set_errno (ENOSYS);
+ return -1;
+}
+weak_alias (__sigwait, sigwait)
+
+stub_warning (sigwait)
diff --git a/sysdeps/unix/bsd/sun/sunos4/resourcebits.h b/sysdeps/unix/bsd/sun/sunos4/resourcebits.h
index 485dec9b81..8f515db330 100644
--- a/sysdeps/unix/bsd/sun/sunos4/resourcebits.h
+++ b/sysdeps/unix/bsd/sun/sunos4/resourcebits.h
@@ -52,5 +52,88 @@ enum __rlimit_resource
#defin RLIMIT_NOFILE RLIMIT_NOFILE
#defin RLIMIT_OFILE RLIMIT_OFILE
- RLIM_NLIMITS
+ RLIM_NLIMITS,
+
+ RLIM_INFINITY = 0x7fffffff /* Value to indicate that there is no limit. */
+#define RLIM_INFINITY RLIM_INFINITY
+ };
+
+struct rlimit
+ {
+ /* The current (soft) limit. */
+ int rlim_cur;
+ /* The hard limit. */
+ int rlim_max;
+ };
+
+/* Whose usage statistics do you want? */
+enum __rusage_who
+/* The macro definitions are necessary because some programs want
+ to test for operating system features with #ifdef RUSAGE_SELF.
+ In ISO C the reflexive definition is a no-op. */
+ {
+ /* The calling process. */
+ RUSAGE_SELF = 0,
+#define RUSAGE_SELF RUSAGE_SELF
+ /* All of its terminated child processes. */
+ RUSAGE_CHILDREN = -1
+#define RUSAGE_CHILDREN RUSAGE_CHILDREN
+ };
+
+#include <sys/time.h> /* For `struct timeval'. */
+
+/* Structure which says how much of each resource has been used. */
+struct rusage
+ {
+ /* Total amount of user time used. */
+ struct timeval ru_utime;
+ /* Total amount of system time used. */
+ struct timeval ru_stime;
+ /* Maximum resident set size (in kilobytes). */
+ long int ru_maxrss;
+ /* Amount of sharing of text segment memory
+ with other processes (kilobyte-seconds). */
+ long int ru_ixrss;
+ /* Amount of data segment memory used (kilobyte-seconds). */
+ long int ru_idrss;
+ /* Amount of stack memory used (kilobyte-seconds). */
+ long int ru_isrss;
+ /* Number of soft page faults (i.e. those serviced by reclaiming
+ a page from the list of pages awaiting reallocation. */
+ long int ru_minflt;
+ /* Number of hard page faults (i.e. those that required I/O). */
+ long int ru_majflt;
+ /* Number of times a process was swapped out of physical memory. */
+ long int ru_nswap;
+ /* Number of input operations via the file system. Note: This
+ and `ru_oublock' do not include operations with the cache. */
+ long int ru_inblock;
+ /* Number of output operations via the file system. */
+ long int ru_oublock;
+ /* Number of IPC messages sent. */
+ long int ru_msgsnd;
+ /* Number of IPC messages received. */
+ long int ru_msgrcv;
+ /* Number of signals delivered. */
+ long int ru_nsignals;
+ /* Number of voluntary context switches, i.e. because the process
+ gave up the process before it had to (usually to wait for some
+ resource to be available). */
+ long int ru_nvcsw;
+ /* Number of involuntary context switches, i.e. a higher priority process
+ became runnable or the current process used up its time slice. */
+ long int ru_nivcsw;
+ };
+
+/* Priority limits. */
+#define PRIO_MIN -20 /* Minimum priority a process can have. */
+#define PRIO_MAX 20 /* Maximum priority a process can have. */
+
+/* The type of the WHICH argument to `getpriority' and `setpriority',
+ indicating what flavor of entity the WHO argument specifies. */
+enum __priority_which
+ {
+ PRIO_PROCESS = 0, /* WHO is a process ID. */
+ PRIO_PGRP = 1, /* WHO is a process group ID. */
+ PRIO_USER = 2 /* WHO is a user ID. */
};
diff --git a/sysdeps/unix/getlogin_r.c b/sysdeps/unix/getlogin_r.c
index f80b2c7518..aa2c0617e6 100644
--- a/sysdeps/unix/getlogin_r.c
+++ b/sysdeps/unix/getlogin_r.c
@@ -72,8 +72,18 @@ getlogin_r (name, name_len)
}
else
{
- strncpy (name, ut->ut_line, name_len);
- result = 0;
+ size_t needed = strlen (ut->ut_line) + 1;
+
+ if (needed < name_len)
+ {
+ __set_errno (ERANGE);
+ result = ERANGE;
+ }
+ else
+ {
+ memcpy (name, ut->ut_line, needed);
+ result = 0;
+ }
}
endutent_r (&utmp_data);
diff --git a/sysdeps/unix/sysv/linux/errnos.h b/sysdeps/unix/sysv/linux/errnos.h
index 40707d1d62..4456e570f0 100644
--- a/sysdeps/unix/sysv/linux/errnos.h
+++ b/sysdeps/unix/sysv/linux/errnos.h
@@ -19,34 +19,40 @@ Boston, MA 02111-1307, USA. */
#ifdef _ERRNO_H
-#undef EDOM
-#undef ERANGE
-#include <linux/errno.h>
+# undef EDOM
+# undef ERANGE
+# include <linux/errno.h>
-#ifndef __ASSEMBLER__
-#if defined __USE_REENTRANT && (!defined _LIBC || defined _LIBC_REENTRANT)
-/* Declare alias of `errno' variable so it is accessible even if macro
- with name `errno' is defined. */
-extern int __errno;
+# ifndef __ASSEMBLER__
+# ifdef _LIBC
+/* We now need a declaration of the `errno' variable. */
+extern int errno;
-/* When using threads, errno is a per-thread value. */
+/* Function to get address of global `errno' variable. */
extern int *__errno_location __P ((void)) __attribute__ ((__const__));
-#define errno (*__errno_location ())
-
-#define __set_errno(val) errno = __errno = (val)
-
-#else /* !__USE_REENTRENT || (_LIBC && !_LIBC_REENTRANT) */
-#define __set_errno(val) errno = (val)
-
-#endif /* __USE_REENTRANT && (!_LIBC || _LIBC_REENTRANT) */
-#endif /* !__ASSEMBLER */
+# ifdef _LIBC_REENTRANT
+static inline int
+__set_errno (int __err)
+{
+ return *__errno_location () = errno = __err;
+}
+# else /* !_LIBC_REENTRANT */
+# define __set_errno(val) errno = (val)
+# endif /* _LIBC_REENTRANT */
+# endif /* _LIBC */
+
+# if defined __USE_REENTRANT && (!defined _LIBC || defined _LIBC_REENTRANT)
+/* When using threads, errno is a per-thread value. */
+# define errno (*__errno_location ())
+# endif
+# endif /* !__ASSEMBLER__ */
#endif /* _ERRNO_H */
#if !defined (_ERRNO_H) && defined (__need_Emath)
/* This is ugly but the kernel header is not clean enough. We must
define only the values EDOM and ERANGE in case __need_Emath is
defined. The value is the same for all Linux ports. */
-#define EDOM 33 /* Math argument out of domain of function. */
-#define ERANGE 34 /* Math result not representable. */
+# define EDOM 33 /* Math argument out of domain of function. */
+# define ERANGE 34 /* Math result not representable. */
#endif /* !_ERRNO_H && __need_Emath */
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.S b/sysdeps/unix/sysv/linux/i386/sysdep.S
index 742ba2b1a9..c9c78842d8 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.S
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.S
@@ -32,10 +32,7 @@ Cambridge, MA 02139, USA. */
errno: .zero 4
.globl _errno
.type _errno,@object
-_errno = errno /* This name is expected by hj libc.so.5 startup code. */
- .globl __errno
- .type __errno,@object
-__errno = errno /* This name is expected by the MT code. */
+_errno = errno /* This name is expected by hj's libc.so.5 startup code. */
.text
/* The following code is only used in the shared library when we
diff --git a/sysdeps/unix/sysv/linux/m68k/sysdep.S b/sysdeps/unix/sysv/linux/m68k/sysdep.S
index 848ece58e8..7016a26a60 100644
--- a/sysdeps/unix/sysv/linux/m68k/sysdep.S
+++ b/sysdeps/unix/sysv/linux/m68k/sysdep.S
@@ -32,10 +32,7 @@ errno: .space 4
.size errno,4
.globl _errno
.type _errno,@object
-_errno = errno /* This name is expected by hj libc.so.5 startup code. */
- .globl __errno
- .type __errno,@object
-__errno = errno /* This name is expected by the MT code. */
+_errno = errno /* This name is expected by hj's libc.so.5 startup code. */
.text
/* The following code is only used in the shared library when we