#include "system/passwd.h"
#include "system/filesys.h"
+#ifdef HAVE_SYS_SYSCTL_H
+#include <sys/sysctl.h>
+#endif
+
#ifdef HAVE_SYS_PRCTL_H
#include <sys/prctl.h>
#endif
-/*******************************************************************
- A wrapper for memalign
-********************************************************************/
-
-void *sys_memalign( size_t align, size_t size )
-{
-#if defined(HAVE_POSIX_MEMALIGN)
- void *p = NULL;
- int ret = posix_memalign( &p, align, size );
- if ( ret == 0 )
- return p;
-
- return NULL;
-#elif defined(HAVE_MEMALIGN)
- return memalign( align, size );
-#else
- /* On *BSD systems memaligns doesn't exist, but memory will
- * be aligned on allocations of > pagesize. */
-#if defined(SYSCONF_SC_PAGESIZE)
- size_t pagesize = (size_t)sysconf(_SC_PAGESIZE);
-#elif defined(HAVE_GETPAGESIZE)
- size_t pagesize = (size_t)getpagesize();
-#else
- size_t pagesize = (size_t)-1;
-#endif
- if (pagesize == (size_t)-1) {
- DEBUG(0,("memalign functionalaity not available on this platform!\n"));
- return NULL;
- }
- if (size < pagesize) {
- size = pagesize;
- }
- return SMB_MALLOC(size);
-#endif
-}
-
/*******************************************************************
A wrapper for usleep in case we don't have one.
********************************************************************/
}
#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_OFF64_T) && defined(HAVE_STAT64)
-static void init_stat_ex_from_stat (struct stat_ex *dst,
- const struct stat64 *src,
- bool fake_dir_create_times)
+void init_stat_ex_from_stat (struct stat_ex *dst,
+ const struct stat64 *src,
+ bool fake_dir_create_times)
#else
-static void init_stat_ex_from_stat (struct stat_ex *dst,
- const struct stat *src,
- bool fake_dir_create_times)
+void init_stat_ex_from_stat (struct stat_ex *dst,
+ const struct stat *src,
+ bool fake_dir_create_times)
#endif
{
dst->st_ex_dev = src->st_dev;
#endif
}
-/*******************************************************************
- An fseek() wrapper that will deal with 64 bit filesizes.
-********************************************************************/
-
-int sys_fseek(FILE *fp, SMB_OFF_T offset, int whence)
-{
-#if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(LARGE_SMB_OFF_T) && defined(HAVE_FSEEK64)
- return fseek64(fp, offset, whence);
-#elif defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(LARGE_SMB_OFF_T) && defined(HAVE_FSEEKO64)
- return fseeko64(fp, offset, whence);
-#else
- return fseek(fp, offset, whence);
-#endif
-}
-
/*******************************************************************
An ftell() wrapper that will deal with 64 bit filesizes.
********************************************************************/
}
/*******************************************************************
- System wrapper for getwd
+ System wrapper for getwd. Always returns MALLOC'ed memory, or NULL
+ on error (malloc fail usually).
********************************************************************/
-char *sys_getwd(char *s)
+char *sys_getwd(void)
{
- char *wd;
-#ifdef HAVE_GETCWD
- wd = (char *)getcwd(s, PATH_MAX);
+#ifdef GETCWD_TAKES_NULL
+ return getcwd(NULL, 0);
+#elif HAVE_GETCWD
+ char *wd = NULL, *s = NULL;
+ size_t allocated = PATH_MAX;
+
+ while (1) {
+ s = SMB_REALLOC_ARRAY(s, char, allocated);
+ if (s == NULL) {
+ return NULL;
+ }
+ wd = getcwd(s, allocated);
+ if (wd) {
+ break;
+ }
+ if (errno != ERANGE) {
+ SAFE_FREE(s);
+ break;
+ }
+ allocated *= 2;
+ if (allocated < PATH_MAX) {
+ SAFE_FREE(s);
+ break;
+ }
+ }
+ return wd;
#else
- wd = (char *)getwd(s);
+ char *s = SMB_MALLOC_ARRAY(char, PATH_MAX);
+ if (s == NULL) {
+ return NULL;
+ }
+ return getwd(s);
#endif
- return wd;
}
#if defined(HAVE_POSIX_CAPABILITIES)
TALLOC_FREE(trunc_cmd);
- if (!(argl = TALLOC_ARRAY(mem_ctx, char *, argcl + 1))) {
+ if (!(argl = talloc_array(mem_ctx, char *, argcl + 1))) {
goto nomem;
}
int i, t, len;
char *buf;
/* Iterate through extattr(2) namespaces */
- for(t = 0; t < (sizeof(extattr)/sizeof(extattr[0])); t++) {
+ for(t = 0; t < ARRAY_SIZE(extattr); t++) {
switch(type) {
#if defined(HAVE_EXTATTR_LIST_FILE)
case 0:
#endif
}
+#if 0
+/*******************************************************************
+ Return the number of CPUs.
+********************************************************************/
+
+int sys_get_number_of_cores(void)
+{
+ int ret = -1;
+
+#if defined(HAVE_SYSCONF)
+#if defined(_SC_NPROCESSORS_ONLN)
+ ret = (int)sysconf(_SC_NPROCESSORS_ONLN);
+#endif
+#if defined(_SC_NPROCESSORS_CONF)
+ if (ret < 1) {
+ ret = (int)sysconf(_SC_NPROCESSORS_CONF);
+ }
+#endif
+#elif defined(HAVE_SYSCTL) && defined(CTL_HW)
+ int name[2];
+ unsigned int len = sizeof(ret);
+
+ name[0] = CTL_HW;
+#if defined(HW_AVAILCPU)
+ name[1] = HW_AVAILCPU;
+
+ if (sysctl(name, 2, &ret, &len, NULL, 0) == -1) {
+ ret = -1;
+ }
+#endif
+#if defined(HW_NCPU)
+ if(ret < 1) {
+ name[0] = CTL_HW;
+ name[1] = HW_NCPU;
+ if (sysctl(nm, 2, &count, &len, NULL, 0) == -1) {
+ ret = -1;
+ }
+ }
+#endif
+#endif
+ if (ret < 1) {
+ ret = 1;
+ }
+ return ret;
+}
+#endif
+
#if defined(WITH_AIO)
/*******************************************************************