initial check-in, version 0.5.0v0.5.0

3 files changed, 263 insertions, 0 deletions

diff --git a/src/conf/fpathconf.c b/src/conf/fpathconf.c
new file mode 100644
index 00000000..af7e4d3b
--- /dev/null
+++ b/src/conf/fpathconf.c
@@ -0,0 +1,35 @@
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+
+long fpathconf(int fd, int name)
+{
+	static const short values[] = {
+		[_PC_LINK_MAX] = _POSIX_LINK_MAX,
+		[_PC_MAX_CANON] = _POSIX_MAX_CANON,
+		[_PC_MAX_INPUT] = _POSIX_MAX_INPUT,
+		[_PC_NAME_MAX] = NAME_MAX,
+		[_PC_PATH_MAX] = PATH_MAX,
+		[_PC_PIPE_BUF] = PIPE_BUF,
+		[_PC_CHOWN_RESTRICTED] = 1,
+		[_PC_NO_TRUNC] = 1,
+		[_PC_VDISABLE] = 0,
+		[_PC_SYNC_IO] = 0,
+		[_PC_ASYNC_IO] = 0,
+		[_PC_PRIO_IO] = 0,
+		[_PC_SOCK_MAXBUF] = -1,
+		[_PC_FILESIZEBITS] = sizeof(off_t),
+		[_PC_REC_INCR_XFER_SIZE] = PAGE_SIZE,
+		[_PC_REC_MAX_XFER_SIZE] = PAGE_SIZE,
+		[_PC_REC_MIN_XFER_SIZE] = PAGE_SIZE,
+		[_PC_REC_XFER_ALIGN] = PAGE_SIZE,
+		[_PC_ALLOC_SIZE_MIN] = PAGE_SIZE,
+		[_PC_SYMLINK_MAX] = SYMLINK_MAX,
+		[_PC_2_SYMLINKS] = 1
+	};
+	if (name > sizeof(values)/sizeof(values[0])) {
+		errno = EINVAL;
+		return -1;
+	}
+	return values[name];
+}
diff --git a/src/conf/pathconf.c b/src/conf/pathconf.c
new file mode 100644
index 00000000..01e19c59
--- /dev/null
+++ b/src/conf/pathconf.c
@@ -0,0 +1,6 @@
+#include <unistd.h>
+
+long pathconf(const char *path, int name)
+{
+	return fpathconf(-1, name);
+}
diff --git a/src/conf/sysconf.c b/src/conf/sysconf.c
new file mode 100644
index 00000000..cdaeb2a6
--- /dev/null
+++ b/src/conf/sysconf.c
@@ -0,0 +1,222 @@
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+
+#define VER (-2)
+#define OFLOW (-3)
+
+long sysconf(int name)
+{
+	static const short values[] = {
+		[_SC_ARG_MAX] = OFLOW,
+		[_SC_CHILD_MAX] = -1,
+		[_SC_CLK_TCK] = 100,
+		[_SC_NGROUPS_MAX] = 32,
+		[_SC_OPEN_MAX] = 1024,
+		[_SC_STREAM_MAX] = -1,
+		[_SC_TZNAME_MAX] = TZNAME_MAX,
+		[_SC_JOB_CONTROL] = 1,
+		[_SC_SAVED_IDS] = 1,
+		[_SC_REALTIME_SIGNALS] = 1,
+		[_SC_PRIORITY_SCHEDULING] = -1,
+		[_SC_TIMERS] = VER,
+		[_SC_ASYNCHRONOUS_IO] = VER,
+		[_SC_PRIORITIZED_IO] = -1,
+		[_SC_SYNCHRONIZED_IO] = -1,
+		[_SC_FSYNC] = -1,
+		[_SC_MAPPED_FILES] = VER,
+		[_SC_MEMLOCK] = VER,
+		[_SC_MEMLOCK_RANGE] = VER,
+		[_SC_MEMORY_PROTECTION] = VER,
+		[_SC_MESSAGE_PASSING] = -1,
+		[_SC_SEMAPHORES] = VER,
+		[_SC_SHARED_MEMORY_OBJECTS] = -1,
+		[_SC_AIO_LISTIO_MAX] = -1,
+		[_SC_AIO_MAX] = -1,
+		[_SC_AIO_PRIO_DELTA_MAX] = 0, /* ?? */
+		[_SC_DELAYTIMER_MAX] = _POSIX_DELAYTIMER_MAX,
+		[_SC_MQ_OPEN_MAX] = -1,
+		[_SC_MQ_PRIO_MAX] = _POSIX_MQ_PRIO_MAX,
+		[_SC_VERSION] = VER,
+		[_SC_PAGE_SIZE] = PAGE_SIZE,
+		[_SC_RTSIG_MAX] = 63, /* ?? */
+		[_SC_SEM_NSEMS_MAX] = _POSIX_SEM_NSEMS_MAX,
+		[_SC_SEM_VALUE_MAX] = _POSIX_SEM_VALUE_MAX,
+		[_SC_SIGQUEUE_MAX] = -1,
+		[_SC_TIMER_MAX] = -1,
+		[_SC_BC_BASE_MAX] = _POSIX2_BC_BASE_MAX,
+		[_SC_BC_DIM_MAX] = _POSIX2_BC_DIM_MAX,
+		[_SC_BC_SCALE_MAX] = _POSIX2_BC_SCALE_MAX,
+		[_SC_BC_STRING_MAX] = _POSIX2_BC_STRING_MAX,
+		[_SC_COLL_WEIGHTS_MAX] = COLL_WEIGHTS_MAX,
+		[_SC_EQUIV_CLASS_MAX] = -1, /* ?? */
+		[_SC_EXPR_NEST_MAX] = -1,
+		[_SC_LINE_MAX] = -1,
+		[_SC_RE_DUP_MAX] = RE_DUP_MAX,
+		[_SC_CHARCLASS_NAME_MAX] = -1, /* ?? */
+		[_SC_2_VERSION] = VER,
+		[_SC_2_C_BIND] = VER,
+		[_SC_2_C_DEV] = -1,
+		[_SC_2_FORT_DEV] = -1,
+		[_SC_2_FORT_RUN] = -1,
+		[_SC_2_SW_DEV] = -1,
+		[_SC_2_LOCALEDEF] = -1,
+		[_SC_PII] = -1, /* ????????? */
+		[_SC_PII_XTI] = -1,
+		[_SC_PII_SOCKET] = -1,
+		[_SC_PII_INTERNET] = -1,
+		[_SC_PII_OSI] = -1,
+		[_SC_POLL] = 1,
+		[_SC_SELECT] = 1,
+		[_SC_IOV_MAX] = IOV_MAX,
+		[_SC_PII_INTERNET_STREAM] = -1,
+		[_SC_PII_INTERNET_DGRAM] = -1,
+		[_SC_PII_OSI_COTS] = -1,
+		[_SC_PII_OSI_CLTS] = -1,
+		[_SC_PII_OSI_M] = -1,
+		[_SC_T_IOV_MAX] = -1,
+		[_SC_THREADS] = VER,
+		[_SC_THREAD_SAFE_FUNCTIONS] = VER,
+		[_SC_GETGR_R_SIZE_MAX] = -1,
+		[_SC_GETPW_R_SIZE_MAX] = -1,
+		[_SC_LOGIN_NAME_MAX] = 256,
+		[_SC_TTY_NAME_MAX] = TTY_NAME_MAX,
+		[_SC_THREAD_DESTRUCTOR_ITERATIONS] = _POSIX_THREAD_DESTRUCTOR_ITERATIONS,
+		[_SC_THREAD_KEYS_MAX] = -1,
+		[_SC_THREAD_STACK_MIN] = 2*PAGE_SIZE,
+		[_SC_THREAD_THREADS_MAX] = -1,
+		[_SC_THREAD_ATTR_STACKADDR] = -1,
+		[_SC_THREAD_ATTR_STACKSIZE] = VER,
+		[_SC_THREAD_PRIORITY_SCHEDULING] = -1,
+		[_SC_THREAD_PRIO_INHERIT] = -1,
+		[_SC_THREAD_PRIO_PROTECT] = -1,
+		[_SC_THREAD_PROCESS_SHARED] = VER,
+		[_SC_NPROCESSORS_CONF] = -1,
+		[_SC_NPROCESSORS_ONLN] = -1,
+		[_SC_PHYS_PAGES] = -1,
+		[_SC_AVPHYS_PAGES] = -1,
+		[_SC_ATEXIT_MAX] = -1,
+		[_SC_PASS_MAX] = -1,
+		[_SC_XOPEN_VERSION] = _XOPEN_VERSION,
+		[_SC_XOPEN_XCU_VERSION] = _XOPEN_VERSION,
+		[_SC_XOPEN_UNIX] = -1,
+		[_SC_XOPEN_CRYPT] = -1,
+		[_SC_XOPEN_ENH_I18N] = 1,
+		[_SC_XOPEN_SHM] = 1,
+		[_SC_2_CHAR_TERM] = -1,
+		[_SC_2_C_VERSION] = -1,
+		[_SC_2_UPE] = -1,
+		[_SC_XOPEN_XPG2] = -1,
+		[_SC_XOPEN_XPG3] = -1,
+		[_SC_XOPEN_XPG4] = -1,
+		[_SC_CHAR_BIT] = -1,
+		[_SC_CHAR_MAX] = -1,
+		[_SC_CHAR_MIN] = -1,
+		[_SC_INT_MAX] = -1,
+		[_SC_INT_MIN] = -1,
+		[_SC_LONG_BIT] = -1,
+		[_SC_WORD_BIT] = -1,
+		[_SC_MB_LEN_MAX] = -1,
+		[_SC_NZERO] = NZERO,
+		[_SC_SSIZE_MAX] = -1,
+		[_SC_SCHAR_MAX] = -1,
+		[_SC_SCHAR_MIN] = -1,
+		[_SC_SHRT_MAX] = -1,
+		[_SC_SHRT_MIN] = -1,
+		[_SC_UCHAR_MAX] = -1,
+		[_SC_UINT_MAX] = -1,
+		[_SC_ULONG_MAX] = -1,
+		[_SC_USHRT_MAX] = -1,
+		[_SC_NL_ARGMAX] = -1,
+		[_SC_NL_LANGMAX] = -1,
+		[_SC_NL_MSGMAX] = -1,
+		[_SC_NL_NMAX] = -1,
+		[_SC_NL_SETMAX] = -1,
+		[_SC_NL_TEXTMAX] = -1,
+		[_SC_XBS5_ILP32_OFF32] = -1,
+		[_SC_XBS5_ILP32_OFFBIG] = 2*(sizeof(long)==4)-1,
+		[_SC_XBS5_LP64_OFF64] = 2*(sizeof(long)==8)-1,
+		[_SC_XBS5_LPBIG_OFFBIG] = 2*(sizeof(long)>=8)-1,
+		[_SC_XOPEN_LEGACY] = -1,
+		[_SC_XOPEN_REALTIME] = -1,
+		[_SC_XOPEN_REALTIME_THREADS] = -1,
+		[_SC_ADVISORY_INFO] = -1,
+		[_SC_BARRIERS] = VER,
+		[_SC_BASE] = -1,
+		[_SC_C_LANG_SUPPORT] = -1,
+		[_SC_C_LANG_SUPPORT_R] = -1,
+		[_SC_CLOCK_SELECTION] = VER,
+		[_SC_CPUTIME] = VER,
+		[_SC_THREAD_CPUTIME] = -1,
+		[_SC_DEVICE_IO] = -1,
+		[_SC_DEVICE_SPECIFIC] = -1,
+		[_SC_DEVICE_SPECIFIC_R] = -1,
+		[_SC_FD_MGMT] = -1,
+		[_SC_FIFO] = -1,
+		[_SC_PIPE] = -1,
+		[_SC_FILE_ATTRIBUTES] = -1,
+		[_SC_FILE_LOCKING] = -1,
+		[_SC_FILE_SYSTEM] = -1,
+		[_SC_MONOTONIC_CLOCK] = VER,
+		[_SC_MULTI_PROCESS] = -1,
+		[_SC_SINGLE_PROCESS] = -1,
+		[_SC_NETWORKING] = -1,
+		[_SC_READER_WRITER_LOCKS] = VER,
+		[_SC_SPIN_LOCKS] = VER,
+		[_SC_REGEXP] = 1,
+		[_SC_REGEX_VERSION] = -1,
+		[_SC_SHELL] = 1,
+		[_SC_SIGNALS] = -1,
+		[_SC_SPAWN] = -1,
+		[_SC_SPORADIC_SERVER] = -1,
+		[_SC_THREAD_SPORADIC_SERVER] = -1,
+		[_SC_SYSTEM_DATABASE] = -1,
+		[_SC_SYSTEM_DATABASE_R] = -1,
+		[_SC_TIMEOUTS] = VER,
+		[_SC_TYPED_MEMORY_OBJECTS] = -1,
+		[_SC_USER_GROUPS] = -1,
+		[_SC_USER_GROUPS_R] = -1,
+		[_SC_2_PBS] = -1,
+		[_SC_2_PBS_ACCOUNTING] = -1,
+		[_SC_2_PBS_LOCATE] = -1,
+		[_SC_2_PBS_MESSAGE] = -1,
+		[_SC_2_PBS_TRACK] = -1,
+		[_SC_SYMLOOP_MAX] = SYMLOOP_MAX,
+		[_SC_STREAMS] = 0,
+		[_SC_2_PBS_CHECKPOINT] = -1,
+		[_SC_V6_ILP32_OFF32] = -1,
+		[_SC_V6_ILP32_OFFBIG] = 2*(sizeof(long)==4)-1,
+		[_SC_V6_LP64_OFF64] = 2*(sizeof(long)==8)-1,
+		[_SC_V6_LPBIG_OFFBIG] = 2*(sizeof(long)>=8)-1,
+		[_SC_HOST_NAME_MAX] = HOST_NAME_MAX,
+		[_SC_TRACE] = -1,
+		[_SC_TRACE_EVENT_FILTER] = -1,
+		[_SC_TRACE_INHERIT] = -1,
+		[_SC_TRACE_LOG] = -1,
+
+		[_SC_IPV6] = VER,
+		[_SC_RAW_SOCKETS] = VER,
+		[_SC_V7_ILP32_OFF32] = -1,
+		[_SC_V7_ILP32_OFFBIG] = 2*(sizeof(long)==4)-1,
+		[_SC_V7_LP64_OFF64] = 2*(sizeof(long)==8)-1,
+		[_SC_V7_LPBIG_OFFBIG] = 2*(sizeof(long)>=8)-1,
+		[_SC_SS_REPL_MAX] = -1,
+		[_SC_TRACE_EVENT_NAME_MAX] = -1,
+		[_SC_TRACE_NAME_MAX] = -1,
+		[_SC_TRACE_SYS_MAX] = -1,
+		[_SC_TRACE_USER_EVENT_MAX] = -1,
+		[_SC_XOPEN_STREAMS] = 0,
+		[_SC_THREAD_ROBUST_PRIO_INHERIT] = -1,
+		[_SC_THREAD_ROBUST_PRIO_PROTECT] = -1,
+	};
+	if (name > sizeof(values)/sizeof(values[0])) {
+		errno = EINVAL;
+		return -1;
+	} else if (values[name] == VER) {
+		return _POSIX_VERSION;
+	} else if (values[name] == OFLOW) {
+		return ARG_MAX;
+	} else {
+		return values[name];
+	}
+}