*** ./include/config.h.in.ORIG Thu Feb 13 20:31:02 2014 --- ./include/config.h.in Thu Feb 13 20:31:21 2014 *************** *** 268,276 **** --- 268,278 ---- #include #endif + #ifndef _AIX51 #undef HAVE_LIBGEN_H #ifdef HAVE_LIBGEN_H #include + #endif #endif #undef HAVE_SYS_UN_H *** ./configure.ORIG Thu Feb 13 20:33:51 2014 --- ./configure Thu Feb 13 20:34:27 2014 *************** *** 7396,7402 **** { echo "$as_me:$LINENO: checking for extra flags needed to export symbols" >&5 echo $ECHO_N "checking for extra flags needed to export symbols... $ECHO_C" >&6; } case $host_os in ! aix4*|aix5*) BROKER_LDFLAGS="$BROKER_LDFLAGS -Wl,-bexpall,-brtl" ;; bsdi*) --- 7396,7402 ---- { echo "$as_me:$LINENO: checking for extra flags needed to export symbols" >&5 echo $ECHO_N "checking for extra flags needed to export symbols... $ECHO_C" >&6; } case $host_os in ! aix[4-9]*) BROKER_LDFLAGS="$BROKER_LDFLAGS -Wl,-bexpall,-brtl" ;; bsdi*) *************** *** 7508,7514 **** solaris2*|sysv4*) MOD_LDFLAGS="-G" ;; ! aix4*|aix5*) #MOD_LDFLAGS="-G -bnoentry -bexpall" MOD_LDFLAGS="-G -bM:SRE -bnoentry -bexpall" ;; --- 7508,7514 ---- solaris2*|sysv4*) MOD_LDFLAGS="-G" ;; ! aix[4-9]*) #MOD_LDFLAGS="-G -bnoentry -bexpall" MOD_LDFLAGS="-G -bM:SRE -bnoentry -bexpall" ;; *** ./base/Makefile.in.ORIG Thu Feb 13 21:12:00 2014 --- ./base/Makefile.in Thu Feb 13 21:12:26 2014 *************** *** 11,17 **** SRC_LIB=../lib CC=@CC@ ! CFLAGS=-Wall -I.. @CFLAGS@ @DEFS@ -DNSCORE # Compiler flags for use with gprof #CFLAGS=-pg -DHAVE_CONFIG_H -DNSCORE --- 11,17 ---- SRC_LIB=../lib CC=@CC@ ! CFLAGS=-I.. @CFLAGS@ @DEFS@ -DNSCORE # Compiler flags for use with gprof #CFLAGS=-pg -DHAVE_CONFIG_H -DNSCORE *** ./base/getloadavg.c.ORIG Mon Aug 25 17:31:23 2014 --- ./base/getloadavg.c Mon Aug 25 17:33:52 2014 *************** *** 0 **** --- 1,1034 ---- + /* Get the system load averages. + Copyright (C) 1985, 86, 87, 88, 89, 91, 92, 93, 1994, 1995, 1997 + Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + USA. */ + + /* Compile-time symbols that this file uses: + + HAVE_PSTAT_GETDYNAMIC Define this if your system has the + pstat_getdynamic function. I think it + is unique to HPUX9. The best way to get the + definition is through the AC_FUNC_GETLOADAVG + macro that comes with autoconf 2.13 or newer. + If that isn't an option, then just put + AC_CHECK_FUNCS(pstat_getdynamic) in your + configure.in file. + FIXUP_KERNEL_SYMBOL_ADDR() Adjust address in returned struct nlist. + KERNEL_FILE Pathname of the kernel to nlist. + LDAV_CVT() Scale the load average from the kernel. + Returns a double. + LDAV_SYMBOL Name of kernel symbol giving load average. + LOAD_AVE_TYPE Type of the load average array in the kernel. + Must be defined unless one of + apollo, DGUX, NeXT, or UMAX is defined; + or we have libkstat; + otherwise, no load average is available. + NLIST_STRUCT Include nlist.h, not a.out.h, and + the nlist n_name element is a pointer, + not an array. + HAVE_STRUCT_NLIST_N_UN_N_NAME struct nlist has an n_un member, not n_name. + LINUX_LDAV_FILE [__linux__]: File containing load averages. + + Specific system predefines this file uses, aside from setting + default values if not emacs: + + apollo + BSD Real BSD, not just BSD-like. + convex + DGUX + eunice UNIX emulator under VMS. + hpux + __MSDOS__ No-op for MSDOS. + NeXT + sgi + sequent Sequent Dynix 3.x.x (BSD) + _SEQUENT_ Sequent DYNIX/ptx 1.x.x (SYSV) + sony_news NEWS-OS (works at least for 4.1C) + UMAX + UMAX4_3 + VMS + WINDOWS32 No-op for Windows95/NT. + __linux__ Linux: assumes /proc filesystem mounted. + Support from Michael K. Johnson. + __NetBSD__ NetBSD: assumes /kern filesystem mounted. + + In addition, to avoid nesting many #ifdefs, we internally set + LDAV_DONE to indicate that the load average has been computed. + + We also #define LDAV_PRIVILEGED if a program will require + special installation to be able to call getloadavg. */ + + /* This should always be first. */ + #ifdef HAVE_CONFIG_H + # include "../include/config.h" + #endif + + #include + + /* Both the Emacs and non-Emacs sections want this. Some + configuration files' definitions for the LOAD_AVE_CVT macro (like + sparc.h's) use macros like FSCALE, defined here. */ + #if defined (unix) || defined (__unix) + # include + #endif + + + /* Exclude all the code except the test program at the end + if the system has its own `getloadavg' function. + + The declaration of `errno' is needed by the test program + as well as the function itself, so it comes first. */ + + #include + + #ifndef errno + extern int errno; + #endif + + #if HAVE_LOCALE_H + # include + #endif + #if !HAVE_SETLOCALE + # define setlocale(Category, Locale) /* empty */ + #endif + + #ifndef HAVE_GETLOADAVG + + + /* The existing Emacs configuration files define a macro called + LOAD_AVE_CVT, which accepts a value of type LOAD_AVE_TYPE, and + returns the load average multiplied by 100. What we actually want + is a macro called LDAV_CVT, which returns the load average as an + unmultiplied double. + + For backwards compatibility, we'll define LDAV_CVT in terms of + LOAD_AVE_CVT, but future machine config files should just define + LDAV_CVT directly. */ + + # if !defined(LDAV_CVT) && defined(LOAD_AVE_CVT) + # define LDAV_CVT(n) (LOAD_AVE_CVT (n) / 100.0) + # endif + + # if !defined (BSD) && defined (ultrix) + /* Ultrix behaves like BSD on Vaxen. */ + # define BSD + # endif + + # ifdef NeXT + /* NeXT in the 2.{0,1,2} releases defines BSD in , which + conflicts with the definition understood in this file, that this + really is BSD. */ + # undef BSD + + /* NeXT defines FSCALE in . However, we take FSCALE being + defined to mean that the nlist method should be used, which is not true. */ + # undef FSCALE + # endif + + /* Same issues as for NeXT apply to the HURD-based GNU system. */ + # ifdef __GNU__ + # undef BSD + # undef FSCALE + # endif /* __GNU__ */ + + /* Set values that are different from the defaults, which are + set a little farther down with #ifndef. */ + + + /* Some shorthands. */ + + # if defined (HPUX) && !defined (hpux) + # define hpux + # endif + + # if defined (__hpux) && !defined (hpux) + # define hpux + # endif + + # if defined (__sun) && !defined (sun) + # define sun + # endif + + # if defined(hp300) && !defined(hpux) + # define MORE_BSD + # endif + + # if defined(ultrix) && defined(mips) + # define decstation + # endif + + # if defined (__SVR4) && !defined (SVR4) + # define SVR4 + # endif + + # if (defined(sun) && defined(SVR4)) || defined (SOLARIS2) + # define SUNOS_5 + # endif + + # if defined (__osf__) && (defined (__alpha) || defined (__alpha__)) + # define OSF_ALPHA + # include + # include + # include + # include + # endif + + # if defined (__osf__) && (defined (mips) || defined (__mips__)) + # define OSF_MIPS + # include + # endif + + /* UTek's /bin/cc on the 4300 has no architecture specific cpp define by + default, but _MACH_IND_SYS_TYPES is defined in . Combine + that with a couple of other things and we'll have a unique match. */ + # if !defined (tek4300) && defined (unix) && defined (m68k) && defined (mc68000) && defined (mc68020) && defined (_MACH_IND_SYS_TYPES) + # define tek4300 /* Define by emacs, but not by other users. */ + # endif + + /* AC_FUNC_GETLOADAVG thinks QNX is SVR4, but it isn't. */ + # if defined(__QNX__) + # undef SVR4 + # endif + + /* VAX C can't handle multi-line #ifs, or lines longer than 256 chars. */ + # ifndef LOAD_AVE_TYPE + + # ifdef MORE_BSD + # define LOAD_AVE_TYPE long + # endif + + # ifdef sun + # define LOAD_AVE_TYPE long + # endif + + # ifdef decstation + # define LOAD_AVE_TYPE long + # endif + + # ifdef _SEQUENT_ + # define LOAD_AVE_TYPE long + # endif + + # ifdef sgi + # define LOAD_AVE_TYPE long + # endif + + # ifdef SVR4 + # define LOAD_AVE_TYPE long + # endif + + # ifdef sony_news + # define LOAD_AVE_TYPE long + # endif + + # ifdef sequent + # define LOAD_AVE_TYPE long + # endif + + # ifdef OSF_ALPHA + # define LOAD_AVE_TYPE long + # endif + + # if defined (ardent) && defined (titan) + # define LOAD_AVE_TYPE long + # endif + + # ifdef tek4300 + # define LOAD_AVE_TYPE long + # endif + + # if defined(alliant) && defined(i860) /* Alliant FX/2800 */ + # define LOAD_AVE_TYPE long + # endif + + # ifdef _AIX + # define LOAD_AVE_TYPE long + # endif + + # ifdef convex + # define LOAD_AVE_TYPE double + # ifndef LDAV_CVT + # define LDAV_CVT(n) (n) + # endif + # endif + + # endif /* No LOAD_AVE_TYPE. */ + + # ifdef OSF_ALPHA + /* defines an incorrect value for FSCALE on Alpha OSF/1, + according to ghazi@noc.rutgers.edu. */ + # undef FSCALE + # define FSCALE 1024.0 + # endif + + # if defined(alliant) && defined(i860) /* Alliant FX/2800 */ + /* defines an incorrect value for FSCALE on an + Alliant FX/2800 Concentrix 2.2, according to ghazi@noc.rutgers.edu. */ + # undef FSCALE + # define FSCALE 100.0 + # endif + + + # ifndef FSCALE + + /* SunOS and some others define FSCALE in sys/param.h. */ + + # ifdef MORE_BSD + # define FSCALE 2048.0 + # endif + + # if defined(MIPS) || defined(SVR4) || defined(decstation) + # define FSCALE 256 + # endif + + # if defined (sgi) || defined (sequent) + /* Sometimes both MIPS and sgi are defined, so FSCALE was just defined + above under #ifdef MIPS. But we want the sgi value. */ + # undef FSCALE + # define FSCALE 1000.0 + # endif + + # if defined (ardent) && defined (titan) + # define FSCALE 65536.0 + # endif + + # ifdef tek4300 + # define FSCALE 100.0 + # endif + + # ifdef _AIX + # define FSCALE 65536.0 + # endif + + # endif /* Not FSCALE. */ + + # if !defined (LDAV_CVT) && defined (FSCALE) + # define LDAV_CVT(n) (((double) (n)) / FSCALE) + # endif + + + # if defined(sgi) || (defined(mips) && !defined(BSD)) + # define FIXUP_KERNEL_SYMBOL_ADDR(nl) ((nl)[0].n_value &= ~(1 << 31)) + # endif + + + # if !defined (KERNEL_FILE) && defined (sequent) + # define KERNEL_FILE "/dynix" + # endif + + # if !defined (KERNEL_FILE) && defined (hpux) + # define KERNEL_FILE "/hp-ux" + # endif + + # if !defined(KERNEL_FILE) && (defined(_SEQUENT_) || defined(MIPS) || defined(SVR4) || defined(ISC) || defined (sgi) || (defined (ardent) && defined (titan))) + # define KERNEL_FILE "/unix" + # endif + + + # if !defined (LDAV_SYMBOL) && defined (alliant) + # define LDAV_SYMBOL "_Loadavg" + # endif + + # if !defined(LDAV_SYMBOL) && ((defined(hpux) && !defined(hp9000s300)) || defined(_SEQUENT_) || defined(SVR4) || defined(ISC) || defined(sgi) || (defined (ardent) && defined (titan)) || defined (_AIX)) + # define LDAV_SYMBOL "avenrun" + # endif + + # ifdef HAVE_UNISTD_H + # include + # endif + + # include + + /* LOAD_AVE_TYPE should only get defined if we're going to use the + nlist method. */ + # if !defined(LOAD_AVE_TYPE) && (defined(BSD) || defined(LDAV_CVT) || defined(KERNEL_FILE) || defined(LDAV_SYMBOL)) + # define LOAD_AVE_TYPE double + # endif + + # ifdef LOAD_AVE_TYPE + + # ifndef VMS + # ifndef __linux__ + # ifdef HAVE_NLIST_H + # include + # else + # include + # endif + + # ifdef SUNOS_5 + # include + # include + # include + # endif + + # if defined (hpux) && defined (HAVE_PSTAT_GETDYNAMIC) + # include + # endif + + # ifndef KERNEL_FILE + # define KERNEL_FILE "/vmunix" + # endif /* KERNEL_FILE */ + + # ifndef LDAV_SYMBOL + # define LDAV_SYMBOL "_avenrun" + # endif /* LDAV_SYMBOL */ + # endif /* __linux__ */ + + # else /* VMS */ + + # ifndef eunice + # include + # include + # else /* eunice */ + # include + # endif /* eunice */ + # endif /* VMS */ + + # ifndef LDAV_CVT + # define LDAV_CVT(n) ((double) (n)) + # endif /* !LDAV_CVT */ + + # endif /* LOAD_AVE_TYPE */ + + # if defined(__GNU__) && !defined (NeXT) + /* Note that NeXT Openstep defines __GNU__ even though it should not. */ + /* GNU system acts much like NeXT, for load average purposes, + but not exactly. */ + # define NeXT + # define host_self mach_host_self + # endif + + # ifdef NeXT + # ifdef HAVE_MACH_MACH_H + # include + # else + # include + # endif + # endif /* NeXT */ + + # ifdef sgi + # include + # endif /* sgi */ + + # ifdef UMAX + # include + # include + # include + # include + # include + + # ifdef UMAX_43 + # include + # include + # include + # include + # include + # else /* Not UMAX_43. */ + # include + # include + # include + # include + # include + # include + # endif /* Not UMAX_43. */ + # endif /* UMAX */ + + # ifdef DGUX + # include + # endif + + # if defined(HAVE_FCNTL_H) || defined(_POSIX_VERSION) + # include + # else + # include + # endif + + + /* Avoid static vars inside a function since in HPUX they dump as pure. */ + + # ifdef NeXT + static processor_set_t default_set; + static int getloadavg_initialized; + # endif /* NeXT */ + + # ifdef UMAX + static unsigned int cpus = 0; + static unsigned int samples; + # endif /* UMAX */ + + # ifdef DGUX + static struct dg_sys_info_load_info load_info; /* what-a-mouthful! */ + # endif /* DGUX */ + + #if !defined(HAVE_LIBKSTAT) && defined(LOAD_AVE_TYPE) + /* File descriptor open to /dev/kmem or VMS load ave driver. */ + static int channel; + /* Nonzero iff channel is valid. */ + static int getloadavg_initialized; + /* Offset in kmem to seek to read load average, or 0 means invalid. */ + static long offset; + + #if !defined(VMS) && !defined(sgi) && !defined(__linux__) + static struct nlist nl[2]; + #endif /* Not VMS or sgi */ + + #ifdef SUNOS_5 + static kvm_t *kd; + #endif /* SUNOS_5 */ + + #endif /* LOAD_AVE_TYPE && !HAVE_LIBKSTAT */ + + /* Put the 1 minute, 5 minute and 15 minute load averages + into the first NELEM elements of LOADAVG. + Return the number written (never more than 3, but may be less than NELEM), + or -1 if an error occurred. */ + + int + getloadavg (loadavg, nelem) + double loadavg[]; + int nelem; + { + int elem = 0; /* Return value. */ + + # ifdef NO_GET_LOAD_AVG + # define LDAV_DONE + /* Set errno to zero to indicate that there was no particular error; + this function just can't work at all on this system. */ + errno = 0; + elem = -1; + # endif + + # if !defined (LDAV_DONE) && defined (HAVE_LIBKSTAT) + /* Use libkstat because we don't have to be root. */ + # define LDAV_DONE + kstat_ctl_t *kc; + kstat_t *ksp; + kstat_named_t *kn; + + kc = kstat_open (); + if (kc == 0) + return -1; + ksp = kstat_lookup (kc, "unix", 0, "system_misc"); + if (ksp == 0 ) + return -1; + if (kstat_read (kc, ksp, 0) == -1) + return -1; + + + kn = kstat_data_lookup (ksp, "avenrun_1min"); + if (kn == 0) + { + /* Return -1 if no load average information is available. */ + nelem = 0; + elem = -1; + } + + if (nelem >= 1) + loadavg[elem++] = (double) kn->value.ul/FSCALE; + + if (nelem >= 2) + { + kn = kstat_data_lookup (ksp, "avenrun_5min"); + if (kn != 0) + { + loadavg[elem++] = (double) kn->value.ul/FSCALE; + + if (nelem >= 3) + { + kn = kstat_data_lookup (ksp, "avenrun_15min"); + if (kn != 0) + loadavg[elem++] = (double) kn->value.ul/FSCALE; + } + } + } + + kstat_close (kc); + # endif /* HAVE_LIBKSTAT */ + + # if !defined (LDAV_DONE) && defined (hpux) && defined (HAVE_PSTAT_GETDYNAMIC) + /* Use pstat_getdynamic() because we don't have to be root. */ + # define LDAV_DONE + # undef LOAD_AVE_TYPE + + struct pst_dynamic dyn_info; + if (pstat_getdynamic (&dyn_info, sizeof (dyn_info), 0, 0) < 0) + return -1; + if (nelem > 0) + loadavg[elem++] = dyn_info.psd_avg_1_min; + if (nelem > 1) + loadavg[elem++] = dyn_info.psd_avg_5_min; + if (nelem > 2) + loadavg[elem++] = dyn_info.psd_avg_15_min; + + # endif /* hpux && HAVE_PSTAT_GETDYNAMIC */ + + # if !defined (LDAV_DONE) && defined (__linux__) + # define LDAV_DONE + # undef LOAD_AVE_TYPE + + # ifndef LINUX_LDAV_FILE + # define LINUX_LDAV_FILE "/proc/loadavg" + # endif + + char ldavgbuf[40]; + double load_ave[3]; + int fd, count; + + fd = open (LINUX_LDAV_FILE, O_RDONLY); + if (fd == -1) + return -1; + count = read (fd, ldavgbuf, 40); + (void) close (fd); + if (count <= 0) + return -1; + + /* The following sscanf must use the C locale. */ + setlocale (LC_NUMERIC, "C"); + count = sscanf (ldavgbuf, "%lf %lf %lf", + &load_ave[0], &load_ave[1], &load_ave[2]); + setlocale (LC_NUMERIC, ""); + if (count < 1) + return -1; + + for (elem = 0; elem < nelem && elem < count; elem++) + loadavg[elem] = load_ave[elem]; + + return elem; + + # endif /* __linux__ */ + + # if !defined (LDAV_DONE) && defined (__NetBSD__) + # define LDAV_DONE + # undef LOAD_AVE_TYPE + + # ifndef NETBSD_LDAV_FILE + # define NETBSD_LDAV_FILE "/kern/loadavg" + # endif + + unsigned long int load_ave[3], scale; + int count; + FILE *fp; + + fp = fopen (NETBSD_LDAV_FILE, "r"); + if (fp == NULL) + return -1; + count = fscanf (fp, "%lu %lu %lu %lu\n", + &load_ave[0], &load_ave[1], &load_ave[2], + &scale); + (void) fclose (fp); + if (count != 4) + return -1; + + for (elem = 0; elem < nelem; elem++) + loadavg[elem] = (double) load_ave[elem] / (double) scale; + + return elem; + + # endif /* __NetBSD__ */ + + # if !defined (LDAV_DONE) && defined (NeXT) + # define LDAV_DONE + /* The NeXT code was adapted from iscreen 3.2. */ + + host_t host; + struct processor_set_basic_info info; + unsigned info_count; + + /* We only know how to get the 1-minute average for this system, + so even if the caller asks for more than 1, we only return 1. */ + + if (!getloadavg_initialized) + { + if (processor_set_default (host_self (), &default_set) == KERN_SUCCESS) + getloadavg_initialized = 1; + } + + if (getloadavg_initialized) + { + info_count = PROCESSOR_SET_BASIC_INFO_COUNT; + if (processor_set_info (default_set, PROCESSOR_SET_BASIC_INFO, &host, + (processor_set_info_t) &info, &info_count) + != KERN_SUCCESS) + getloadavg_initialized = 0; + else + { + if (nelem > 0) + loadavg[elem++] = (double) info.load_average / LOAD_SCALE; + } + } + + if (!getloadavg_initialized) + return -1; + # endif /* NeXT */ + + # if !defined (LDAV_DONE) && defined (UMAX) + # define LDAV_DONE + /* UMAX 4.2, which runs on the Encore Multimax multiprocessor, does not + have a /dev/kmem. Information about the workings of the running kernel + can be gathered with inq_stats system calls. + We only know how to get the 1-minute average for this system. */ + + struct proc_summary proc_sum_data; + struct stat_descr proc_info; + double load; + register unsigned int i, j; + + if (cpus == 0) + { + register unsigned int c, i; + struct cpu_config conf; + struct stat_descr desc; + + desc.sd_next = 0; + desc.sd_subsys = SUBSYS_CPU; + desc.sd_type = CPUTYPE_CONFIG; + desc.sd_addr = (char *) &conf; + desc.sd_size = sizeof conf; + + if (inq_stats (1, &desc)) + return -1; + + c = 0; + for (i = 0; i < conf.config_maxclass; ++i) + { + struct class_stats stats; + bzero ((char *) &stats, sizeof stats); + + desc.sd_type = CPUTYPE_CLASS; + desc.sd_objid = i; + desc.sd_addr = (char *) &stats; + desc.sd_size = sizeof stats; + + if (inq_stats (1, &desc)) + return -1; + + c += stats.class_numcpus; + } + cpus = c; + samples = cpus < 2 ? 3 : (2 * cpus / 3); + } + + proc_info.sd_next = 0; + proc_info.sd_subsys = SUBSYS_PROC; + proc_info.sd_type = PROCTYPE_SUMMARY; + proc_info.sd_addr = (char *) &proc_sum_data; + proc_info.sd_size = sizeof (struct proc_summary); + proc_info.sd_sizeused = 0; + + if (inq_stats (1, &proc_info) != 0) + return -1; + + load = proc_sum_data.ps_nrunnable; + j = 0; + for (i = samples - 1; i > 0; --i) + { + load += proc_sum_data.ps_nrun[j]; + if (j++ == PS_NRUNSIZE) + j = 0; + } + + if (nelem > 0) + loadavg[elem++] = load / samples / cpus; + # endif /* UMAX */ + + # if !defined (LDAV_DONE) && defined (DGUX) + # define LDAV_DONE + /* This call can return -1 for an error, but with good args + it's not supposed to fail. The first argument is for no + apparent reason of type `long int *'. */ + dg_sys_info ((long int *) &load_info, + DG_SYS_INFO_LOAD_INFO_TYPE, + DG_SYS_INFO_LOAD_VERSION_0); + + if (nelem > 0) + loadavg[elem++] = load_info.one_minute; + if (nelem > 1) + loadavg[elem++] = load_info.five_minute; + if (nelem > 2) + loadavg[elem++] = load_info.fifteen_minute; + # endif /* DGUX */ + + # if !defined (LDAV_DONE) && defined (apollo) + # define LDAV_DONE + /* Apollo code from lisch@mentorg.com (Ray Lischner). + + This system call is not documented. The load average is obtained as + three long integers, for the load average over the past minute, + five minutes, and fifteen minutes. Each value is a scaled integer, + with 16 bits of integer part and 16 bits of fraction part. + + I'm not sure which operating system first supported this system call, + but I know that SR10.2 supports it. */ + + extern void proc1_$get_loadav (); + unsigned long load_ave[3]; + + proc1_$get_loadav (load_ave); + + if (nelem > 0) + loadavg[elem++] = load_ave[0] / 65536.0; + if (nelem > 1) + loadavg[elem++] = load_ave[1] / 65536.0; + if (nelem > 2) + loadavg[elem++] = load_ave[2] / 65536.0; + # endif /* apollo */ + + # if !defined (LDAV_DONE) && defined (OSF_MIPS) + # define LDAV_DONE + + struct tbl_loadavg load_ave; + table (TBL_LOADAVG, 0, &load_ave, 1, sizeof (load_ave)); + loadavg[elem++] + = (load_ave.tl_lscale == 0 + ? load_ave.tl_avenrun.d[0] + : (load_ave.tl_avenrun.l[0] / (double) load_ave.tl_lscale)); + # endif /* OSF_MIPS */ + + # if !defined (LDAV_DONE) && (defined (__MSDOS__) || defined (WINDOWS32)) + # define LDAV_DONE + + /* A faithful emulation is going to have to be saved for a rainy day. */ + for ( ; elem < nelem; elem++) + { + loadavg[elem] = 0.0; + } + # endif /* __MSDOS__ || WINDOWS32 */ + + # if !defined (LDAV_DONE) && defined (OSF_ALPHA) + # define LDAV_DONE + + struct tbl_loadavg load_ave; + table (TBL_LOADAVG, 0, &load_ave, 1, sizeof (load_ave)); + for (elem = 0; elem < nelem; elem++) + loadavg[elem] + = (load_ave.tl_lscale == 0 + ? load_ave.tl_avenrun.d[elem] + : (load_ave.tl_avenrun.l[elem] / (double) load_ave.tl_lscale)); + # endif /* OSF_ALPHA */ + + # if !defined (LDAV_DONE) && defined (VMS) + /* VMS specific code -- read from the Load Ave driver. */ + + LOAD_AVE_TYPE load_ave[3]; + static int getloadavg_initialized = 0; + # ifdef eunice + struct + { + int dsc$w_length; + char *dsc$a_pointer; + } descriptor; + # endif + + /* Ensure that there is a channel open to the load ave device. */ + if (!getloadavg_initialized) + { + /* Attempt to open the channel. */ + # ifdef eunice + descriptor.dsc$w_length = 18; + descriptor.dsc$a_pointer = "$$VMS_LOAD_AVERAGE"; + # else + $DESCRIPTOR (descriptor, "LAV0:"); + # endif + if (sys$assign (&descriptor, &channel, 0, 0) & 1) + getloadavg_initialized = 1; + } + + /* Read the load average vector. */ + if (getloadavg_initialized + && !(sys$qiow (0, channel, IO$_READVBLK, 0, 0, 0, + load_ave, 12, 0, 0, 0, 0) & 1)) + { + sys$dassgn (channel); + getloadavg_initialized = 0; + } + + if (!getloadavg_initialized) + return -1; + # endif /* VMS */ + + # if !defined (LDAV_DONE) && defined(LOAD_AVE_TYPE) && !defined(VMS) + + /* UNIX-specific code -- read the average from /dev/kmem. */ + + # define LDAV_PRIVILEGED /* This code requires special installation. */ + + LOAD_AVE_TYPE load_ave[3]; + + /* Get the address of LDAV_SYMBOL. */ + if (offset == 0) + { + # ifndef sgi + # ifndef NLIST_STRUCT + strcpy (nl[0].n_name, LDAV_SYMBOL); + strcpy (nl[1].n_name, ""); + # else /* NLIST_STRUCT */ + # ifdef HAVE_STRUCT_NLIST_N_UN_N_NAME + nl[0].n_un.n_name = LDAV_SYMBOL; + nl[1].n_un.n_name = 0; + # else /* not HAVE_STRUCT_NLIST_N_UN_N_NAME */ + nl[0].n_name = LDAV_SYMBOL; + nl[1].n_name = 0; + # endif /* not HAVE_STRUCT_NLIST_N_UN_N_NAME */ + # endif /* NLIST_STRUCT */ + + # ifndef SUNOS_5 + if ( + # if !(defined (_AIX) && !defined (ps2)) + nlist (KERNEL_FILE, nl) + # else /* _AIX */ + knlist (nl, 1, sizeof (nl[0])) + # endif + >= 0) + /* Omit "&& nl[0].n_type != 0 " -- it breaks on Sun386i. */ + { + # ifdef FIXUP_KERNEL_SYMBOL_ADDR + FIXUP_KERNEL_SYMBOL_ADDR (nl); + # endif + offset = nl[0].n_value; + } + # endif /* !SUNOS_5 */ + # else /* sgi */ + int ldav_off; + + ldav_off = sysmp (MP_KERNADDR, MPKA_AVENRUN); + if (ldav_off != -1) + offset = (long) ldav_off & 0x7fffffff; + # endif /* sgi */ + } + + /* Make sure we have /dev/kmem open. */ + if (!getloadavg_initialized) + { + # ifndef SUNOS_5 + channel = open ("/dev/kmem", 0); + if (channel >= 0) + { + /* Set the channel to close on exec, so it does not + litter any child's descriptor table. */ + # ifdef F_SETFD + # ifndef FD_CLOEXEC + # define FD_CLOEXEC 1 + # endif + (void) fcntl (channel, F_SETFD, FD_CLOEXEC); + # endif + getloadavg_initialized = 1; + } + # else /* SUNOS_5 */ + /* We pass 0 for the kernel, corefile, and swapfile names + to use the currently running kernel. */ + kd = kvm_open (0, 0, 0, O_RDONLY, 0); + if (kd != 0) + { + /* nlist the currently running kernel. */ + kvm_nlist (kd, nl); + offset = nl[0].n_value; + getloadavg_initialized = 1; + } + # endif /* SUNOS_5 */ + } + + /* If we can, get the load average values. */ + if (offset && getloadavg_initialized) + { + /* Try to read the load. */ + # ifndef SUNOS_5 + if (lseek (channel, offset, 0) == -1L + || read (channel, (char *) load_ave, sizeof (load_ave)) + != sizeof (load_ave)) + { + close (channel); + getloadavg_initialized = 0; + } + # else /* SUNOS_5 */ + if (kvm_read (kd, offset, (char *) load_ave, sizeof (load_ave)) + != sizeof (load_ave)) + { + kvm_close (kd); + getloadavg_initialized = 0; + } + # endif /* SUNOS_5 */ + } + + if (offset == 0 || !getloadavg_initialized) + return -1; + # endif /* LOAD_AVE_TYPE and not VMS */ + + # if !defined (LDAV_DONE) && defined (LOAD_AVE_TYPE) /* Including VMS. */ + if (nelem > 0) + loadavg[elem++] = LDAV_CVT (load_ave[0]); + if (nelem > 1) + loadavg[elem++] = LDAV_CVT (load_ave[1]); + if (nelem > 2) + loadavg[elem++] = LDAV_CVT (load_ave[2]); + + # define LDAV_DONE + # endif /* !LDAV_DONE && LOAD_AVE_TYPE */ + + # ifdef LDAV_DONE + return elem; + # else + /* Set errno to zero to indicate that there was no particular error; + this function just can't work at all on this system. */ + errno = 0; + return -1; + # endif + } + + #endif /* ! HAVE_GETLOADAVG */ + + #ifdef TEST + #include "make.h" + + int + main (argc, argv) + int argc; + char **argv; + { + int naptime = 0; + + if (argc > 1) + naptime = atoi (argv[1]); + + while (1) + { + double avg[3]; + int loads; + + errno = 0; /* Don't be misled if it doesn't set errno. */ + loads = getloadavg (avg, 3); + if (loads == -1) + { + perror ("Error getting load average"); + exit (1); + } + if (loads > 0) + printf ("1-minute: %f ", avg[0]); + if (loads > 1) + printf ("5-minute: %f ", avg[1]); + if (loads > 2) + printf ("15-minute: %f ", avg[2]); + if (loads > 0) + putchar ('\n'); + + if (naptime == 0) + break; + sleep (naptime); + } + + exit (0); + } + #endif /* TEST */ *** ./base/workers.c.ORIG Mon Aug 25 17:29:05 2014 --- ./base/workers.c Mon Aug 25 17:32:49 2014 *************** *** 12,17 **** --- 12,21 ---- #include "../include/nagios.h" #include "../include/workers.h" + #ifdef _AIX + #include "getloadavg.c" + #endif + /* perfect hash function for wproc response codes */ #include "wpres-phash.h" *************** *** 580,585 **** --- 584,593 ---- } return 0; } + + #ifndef WCOREDUMP + #define WCOREDUMP(x) ((x) & 0x80) + #endif static int wproc_run_job(struct wproc_job *job, nagios_macros *mac); static void fo_reassign_wproc_job(void *job_) *** ./lib/runcmd.c.ORIG Mon Aug 25 17:04:07 2014 --- ./lib/runcmd.c Mon Aug 25 17:23:24 2014 *************** *** 36,42 **** #endif /* Determine whether we have setenv()/unsetenv() (see setenv(3) on Linux) */ ! #if _BSD_SOURCE || _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600 # define HAVE_SETENV #endif --- 36,42 ---- #endif /* Determine whether we have setenv()/unsetenv() (see setenv(3) on Linux) */ ! #if _AIX || _BSD_SOURCE || _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600 # define HAVE_SETENV #endif *************** *** 58,64 **** * adequate and the program will die with SIGSEGV if it isn't and the * upper boundary is breached. */ #ifdef OPEN_MAX ! # define maxfd OPEN_MAX #else # ifndef _SC_OPEN_MAX /* sysconf macro unavailable, so guess */ # define maxfd 256 --- 58,68 ---- * adequate and the program will die with SIGSEGV if it isn't and the * upper boundary is breached. */ #ifdef OPEN_MAX ! # ifdef _AIX ! static int maxfd = 0; ! # else ! # define maxfd OPEN_MAX ! # endif #else # ifndef _SC_OPEN_MAX /* sysconf macro unavailable, so guess */ # define maxfd 256 *** ./lib/wproc.c.ORIG Mon Aug 25 17:21:16 2014 --- ./lib/wproc.c Mon Aug 25 17:21:31 2014 *************** *** 82,87 **** --- 82,91 ---- printf("%d: caught sig %d\n", getpid(), sig); } + #ifndef WCOREDUMP + #define WCOREDUMP(x) ((x) & 0x80) + #endif + static void child_exited(int sig) { struct rusage ru; *** ./lib/nsock.c.ORIG Mon Aug 25 17:30:01 2014 --- ./lib/nsock.c Mon Aug 25 17:30:32 2014 *************** *** 89,94 **** --- 89,98 ---- return sock; } + #ifndef va_copy + # define va_copy(__list1,__list2) ((void)(__list1 = __list2)) + #endif + static inline int nsock_vprintf(int sd, const char *fmt, va_list ap, int plus) { va_list ap_dup; *** ./cgi/Makefile.in.ORIG Mon Aug 25 18:34:18 2014 --- ./cgi/Makefile.in Mon Aug 25 18:34:32 2014 *************** *** 26,32 **** CP=@CP@ CC=@CC@ ! CFLAGS=-Wall -I.. @CFLAGS@ @DEFS@ -DNSCGI JSONFLAGS=-DJSON_NAGIOS_4X # Compiler flags for optimization (overrides default) --- 26,32 ---- CP=@CP@ CC=@CC@ ! CFLAGS=-I.. @CFLAGS@ @DEFS@ -DNSCGI JSONFLAGS=-DJSON_NAGIOS_4X # Compiler flags for optimization (overrides default)