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6721093: -XX:AppendRatio=N not supported

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Add mechanism to ignore unsupported flags for a set period of time

Reviewed-by: acorn, never, coleenp
This commit is contained in:
Keith McGuigan 2008-07-28 14:07:44 -04:00
parent 20dba03e99
commit 74faacc945
18 changed files with 432 additions and 158 deletions
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26
hotspot/src/os/windows/vm/os_windows.cpp
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@ -985,6 +985,28 @@ const char * os::get_temp_directory()
}
}
void os::dll_build_name(char *holder, size_t holderlen,
const char* pname, const char* fname)
{
// copied from libhpi
const size_t pnamelen = pname ? strlen(pname) : 0;
const char c = (pnamelen > 0) ? pname[pnamelen-1] : 0;
/* Quietly truncates on buffer overflow. Should be an error. */
if (pnamelen + strlen(fname) + 10 > holderlen) {
*holder = '\0';
return;
}
if (pnamelen == 0) {
sprintf(holder, "%s.dll", fname);
} else if (c == ':' || c == '\\') {
sprintf(holder, "%s%s.dll", pname, fname);
} else {
sprintf(holder, "%s\\%s.dll", pname, fname);
}
}
// Needs to be in os specific directory because windows requires another
// header file <direct.h>
const char* os::get_current_directory(char *buf, int buflen) {
@ -1248,6 +1270,10 @@ bool os::dll_address_to_function_name(address addr, char *buf,
return false;
}
void* os::dll_lookup(void* handle, const char* name) {
return GetProcAddress((HMODULE)handle, name);
}
// save the start and end address of jvm.dll into param[0] and param[1]
static int _locate_jvm_dll(int pid, char* mod_fname, address base_addr,
unsigned size, void * param) {