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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 | --- sysconf.c.orig 2007-04-03 12:19:23.000000000 -0700 +++ sysconf.c 2007-04-05 11:33:36.000000000 -0700 @@ -45,6 +45,8 @@ #include <sys/sysctl.h> #include <sys/resource.h> #include <sys/socket.h> +#include <sys/aio.h> +#include <sys/semaphore.h> #include <errno.h> #include <limits.h> @@ -75,8 +77,9 @@ int name; { struct rlimit rl; + quad_t qdvalue; /* for kern.sysv.shmmin */ size_t len; - int mib[2], sverrno, value; + int mib[3], sverrno, value; long defaultresult; const char *path; @@ -254,76 +257,91 @@ return (_POSIX_TIMERS); #endif case _SC_AIO_LISTIO_MAX: - mib[0] = CTL_P1003_1B; - mib[1] = CTL_P1003_1B_AIO_LISTIO_MAX; - break; case _SC_AIO_MAX: - mib[0] = CTL_P1003_1B; - mib[1] = CTL_P1003_1B_AIO_MAX; + mib[0] = CTL_KERN;; + mib[1] = KERN_AIOMAX; break; + case _SC_AIO_PRIO_DELTA_MAX: +#if defined(CTL_P1003_1B) && defined(CTL_P1003_1B_AIO_PRIO_DELTA_MAX) mib[0] = CTL_P1003_1B; mib[1] = CTL_P1003_1B_AIO_PRIO_DELTA_MAX; break; +#else + return (-1); +#endif case _SC_DELAYTIMER_MAX: +#if defined(CTL_P1003_1B) && defined(CTL_P1003_1B_DELAYTIMER_MAX) mib[0] = CTL_P1003_1B; mib[1] = CTL_P1003_1B_DELAYTIMER_MAX; goto yesno; +#else + return (-1); +#endif case _SC_MQ_OPEN_MAX: +#if defined(CTL_P1003_1B) && defined(CTL_P1003_1B_MQ_OPEN_MAX) mib[0] = CTL_P1003_1B; mib[1] = CTL_P1003_1B_MQ_OPEN_MAX; goto yesno; +#else + return (-1); +#endif case _SC_PAGESIZE: defaultresult = getpagesize(); +#if defined(CTL_P1003_1B) && defined(CTL_P1003_1B_PAGESIZE) mib[0] = CTL_P1003_1B; mib[1] = CTL_P1003_1B_PAGESIZE; goto yesno; +#else + return defaultresult; +#endif case _SC_RTSIG_MAX: +#if defined(CTL_P1003_1B) && defined(CTL_P1003_1B_RTSIG_MAX) mib[0] = CTL_P1003_1B; mib[1] = CTL_P1003_1B_RTSIG_MAX; goto yesno; +#else + return (-1); +#endif case _SC_SEM_NSEMS_MAX: - mib[0] = CTL_P1003_1B; - mib[1] = CTL_P1003_1B_SEM_NSEMS_MAX; - goto yesno; + return (sysctlbyname("kern.sysv.semmns", &value, &len, NULL, 0) == -1 ? -1 : value); + case _SC_SEM_VALUE_MAX: +#if SEM_VALUE_MAX == 0 mib[0] = CTL_P1003_1B; mib[1] = CTL_P1003_1B_SEM_VALUE_MAX; goto yesno; +#else + return (SEM_VALUE_MAX); +#endif case _SC_SIGQUEUE_MAX: +#if defined(CTL_P1003_1B) && defined(CTL_P1003_1B_SIGQUEUE_MAX) mib[0] = CTL_P1003_1B; mib[1] = CTL_P1003_1B_SIGQUEUE_MAX; goto yesno; +#else + return (-1); +#endif case _SC_TIMER_MAX: +#if defined(CTL_P1003_1B) && defined(CTL_P1003_1B_TIMER_MAX) mib[0] = CTL_P1003_1B; mib[1] = CTL_P1003_1B_TIMER_MAX; +#else + return (-1); +#endif yesno: if (sysctl(mib, 2, &value, &len, NULL, 0) == -1) return (-1); if (value == 0) return (defaultresult); return (value); - case _SC_2_PBS: case _SC_2_PBS_ACCOUNTING: case _SC_2_PBS_CHECKPOINT: case _SC_2_PBS_LOCATE: case _SC_2_PBS_MESSAGE: case _SC_2_PBS_TRACK: -#if _POSIX2_PBS == 0 -#error "don't know how to determine _SC_2_PBS" - /* - * This probably requires digging through the filesystem - * to see if the appropriate package has been installed. - * Since we don't currently support this option at all, - * it's not worth the effort to write the code now. - * Figuring out which of the sub-options are supported - * would be even more difficult, so it's probably easier - * to always say ``no''. - */ -#else - return (_POSIX2_PBS); -#endif + return -1; case _SC_ADVISORY_INFO: #if _POSIX_ADVISORY_INFO == 0 #error "_POSIX_ADVISORY_INFO" @@ -348,18 +366,12 @@ #else return (_POSIX_CPUTIME); #endif -#ifdef notdef case _SC_FILE_LOCKING: - /* - * XXX - The standard doesn't tell us how to define - * _POSIX_FILE_LOCKING, so we can't answer this one. - */ -#endif -#if _POSIX_THREAD_SAFE_FUNCTIONS > -1 case _SC_GETGR_R_SIZE_MAX: +/* return sizeof(group) + group_name_max + group_passwd_max + max_group_member*(MAXLOGNAME+1); */ + return 4096; /* INT_MAX is too big for Perl */ case _SC_GETPW_R_SIZE_MAX: -#error "somebody needs to implement this" -#endif + return 4096; case _SC_HOST_NAME_MAX: return (MAXHOSTNAMELEN - 1); /* does not include \0 */ case _SC_LOGIN_NAME_MAX: @@ -370,10 +382,8 @@ #else return (_POSIX_MONOTONIC_CLOCK); #endif -#if _POSIX_MESSAGE_PASSING > -1 case _SC_MQ_PRIO_MAX: - return (MQ_PRIO_MAX); -#endif + return (-1); case _SC_READER_WRITER_LOCKS: return (_POSIX_READER_WRITER_LOCKS); case _SC_REGEXP: @@ -410,10 +420,16 @@ return (_POSIX_THREAD_PROCESS_SHARED); case _SC_THREAD_SAFE_FUNCTIONS: return (_POSIX_THREAD_SAFE_FUNCTIONS); + case _SC_THREAD_SPORADIC_SERVER: + return (_POSIX_THREAD_SPORADIC_SERVER); case _SC_THREAD_STACK_MIN: return (PTHREAD_STACK_MIN); case _SC_THREAD_THREADS_MAX: +#ifdef PTHREAD_THREADS_MAX return (PTHREAD_THREADS_MAX); /* XXX wrong type! */ +#else + return (-1); +#endif case _SC_TIMEOUTS: return (_POSIX_TIMEOUTS); case _SC_THREADS: @@ -425,16 +441,14 @@ #else return (_POSIX_TRACE); #endif -#if _POSIX_TRACE > -1 case _SC_TRACE_EVENT_FILTER: return (_POSIX_TRACE_EVENT_FILTER); case _SC_TRACE_INHERIT: return (_POSIX_TRACE_INHERIT); case _SC_TRACE_LOG: return (_POSIX_TRACE_LOG); -#endif case _SC_TTY_NAME_MAX: - path = _PATH_DEV; + path = "/"; // should be _PATH_DEV (PR-3624562) goto do_NAME_MAX; case _SC_TYPED_MEMORY_OBJECTS: #if _POSIX_TYPED_MEMORY_OBJECTS == 0 @@ -491,11 +505,15 @@ return (_V6_LPBIG_OFFBIG); #endif case _SC_ATEXIT_MAX: - return (ATEXIT_SIZE); + return (INT_MAX); /* unlimited */ case _SC_IOV_MAX: +#ifdef KERN_IOV_MAX mib[0] = CTL_KERN; mib[1] = KERN_IOV_MAX; break; +#else + return (IOV_MAX); +#endif case _SC_XOPEN_CRYPT: return (_XOPEN_CRYPT); case _SC_XOPEN_ENH_I18N: @@ -531,7 +549,8 @@ #endif case _SC_XOPEN_SHM: sverrno = errno; - if (sysctlbyname("kern.ipc.shmmin", &value, &len, NULL, + len = sizeof(qdvalue); + if (sysctlbyname("kern.sysv.shmmin", &qdvalue, &len, NULL, 0) == -1) { errno = sverrno; return (-1); @@ -568,11 +587,37 @@ return (_POSIX_IPV6); #endif +#ifdef _SC_NPROCESSORS_CONF case _SC_NPROCESSORS_CONF: +#endif +#ifdef _SC_NPROCESSORS_ONLN case _SC_NPROCESSORS_ONLN: +#endif +#if defined(_SC_NPROCESSORS_CONF) || defined(_SC_NPROCESSORS_ONLN) mib[0] = CTL_HW; mib[1] = HW_NCPU; break; +#endif + case _SC_XBS5_ILP32_OFF32: + return (_XBS5_ILP32_OFF32); + case _SC_XBS5_ILP32_OFFBIG: + return (_XBS5_ILP32_OFFBIG); + case _SC_XBS5_LP64_OFF64: + return (_XBS5_LP64_OFF64); + case _SC_XBS5_LPBIG_OFFBIG: + return (_XBS5_LPBIG_OFFBIG); + case _SC_SS_REPL_MAX: + return (_POSIX_SS_REPL_MAX); + case _SC_TRACE_EVENT_NAME_MAX: + return (_POSIX_TRACE_EVENT_NAME_MAX); + case _SC_TRACE_NAME_MAX: + return (_POSIX_TRACE_NAME_MAX); + case _SC_TRACE_SYS_MAX: + return (_POSIX_TRACE_SYS_MAX); + case _SC_TRACE_USER_EVENT_MAX: + return (_POSIX_TRACE_USER_EVENT_MAX); + case _SC_PASS_MAX: + return (PASS_MAX); default: errno = EINVAL; |