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src/hotspot/os/posix/os_posix.cpp

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rev 56578 : 8232211: Remove dead code from os.hpp|cpp
Reviewed-by: TBD


 150   return (::unsetenv(name) == 0);
 151 }
 152 
 153 int os::get_last_error() {
 154   return errno;
 155 }
 156 
 157 size_t os::lasterror(char *buf, size_t len) {
 158   if (errno == 0)  return 0;
 159 
 160   const char *s = os::strerror(errno);
 161   size_t n = ::strlen(s);
 162   if (n >= len) {
 163     n = len - 1;
 164   }
 165   ::strncpy(buf, s, n);
 166   buf[n] = '\0';
 167   return n;
 168 }
 169 
 170 bool os::is_debugger_attached() {
 171   // not implemented
 172   return false;
 173 }
 174 
 175 void os::wait_for_keypress_at_exit(void) {
 176   // don't do anything on posix platforms
 177   return;
 178 }
 179 
 180 int os::create_file_for_heap(const char* dir) {
 181 
 182   const char name_template[] = "/jvmheap.XXXXXX";
 183 
 184   size_t fullname_len = strlen(dir) + strlen(name_template);
 185   char *fullname = (char*)os::malloc(fullname_len + 1, mtInternal);
 186   if (fullname == NULL) {
 187     vm_exit_during_initialization(err_msg("Malloc failed during creation of backing file for heap (%s)", os::strerror(errno)));
 188     return -1;
 189   }
 190   int n = snprintf(fullname, fullname_len + 1, "%s%s", dir, name_template);
 191   assert((size_t)n == fullname_len, "Unexpected number of characters in string");
 192 
 193   os::native_path(fullname);
 194 




 150   return (::unsetenv(name) == 0);
 151 }
 152 
 153 int os::get_last_error() {
 154   return errno;
 155 }
 156 
 157 size_t os::lasterror(char *buf, size_t len) {
 158   if (errno == 0)  return 0;
 159 
 160   const char *s = os::strerror(errno);
 161   size_t n = ::strlen(s);
 162   if (n >= len) {
 163     n = len - 1;
 164   }
 165   ::strncpy(buf, s, n);
 166   buf[n] = '\0';
 167   return n;
 168 }
 169 





 170 void os::wait_for_keypress_at_exit(void) {
 171   // don't do anything on posix platforms
 172   return;
 173 }
 174 
 175 int os::create_file_for_heap(const char* dir) {
 176 
 177   const char name_template[] = "/jvmheap.XXXXXX";
 178 
 179   size_t fullname_len = strlen(dir) + strlen(name_template);
 180   char *fullname = (char*)os::malloc(fullname_len + 1, mtInternal);
 181   if (fullname == NULL) {
 182     vm_exit_during_initialization(err_msg("Malloc failed during creation of backing file for heap (%s)", os::strerror(errno)));
 183     return -1;
 184   }
 185   int n = snprintf(fullname, fullname_len + 1, "%s%s", dir, name_template);
 186   assert((size_t)n == fullname_len, "Unexpected number of characters in string");
 187 
 188   os::native_path(fullname);
 189 


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