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8030011: Update Hotspot version string output

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Reviewed-by: dholmes, jcoomes, kvn
This commit is contained in:
Alejandro Murillo 2014-04-24 14:06:40 -07:00
parent 9efb17f38f
commit a162ea836e
18 changed files with 111 additions and 107 deletions
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60
hotspot/src/share/vm/runtime/vm_version.cpp
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@ -55,6 +55,20 @@ int Abstract_VM_Version::_reserve_for_allocation_prefetch = 0;
#ifndef HOTSPOT_RELEASE_VERSION
#error HOTSPOT_RELEASE_VERSION must be defined
#endif
#ifndef JDK_MAJOR_VERSION
#error JDK_MAJOR_VERSION must be defined
#endif
#ifndef JDK_MINOR_VERSION
#error JDK_MINOR_VERSION must be defined
#endif
#ifndef JDK_MICRO_VERSION
#error JDK_MICRO_VERSION must be defined
#endif
#ifndef JDK_BUILD_NUMBER
#error JDK_BUILD_NUMBER must be defined
#endif
#ifndef JRE_RELEASE_VERSION
#error JRE_RELEASE_VERSION must be defined
#endif
@ -68,39 +82,44 @@ int Abstract_VM_Version::_reserve_for_allocation_prefetch = 0;
#define VM_RELEASE HOTSPOT_RELEASE_VERSION "-" HOTSPOT_BUILD_TARGET
#endif
// HOTSPOT_RELEASE_VERSION must follow the release version naming convention
// <major_ver>.<minor_ver>-b<nn>[-<identifier>][-<debug_target>]
// HOTSPOT_RELEASE_VERSION follows the JDK release version naming convention
// <major_ver>.<minor_ver>.<micro_ver>[-<identifier>][-<debug_target>][-b<nn>]
int Abstract_VM_Version::_vm_major_version = 0;
int Abstract_VM_Version::_vm_minor_version = 0;
int Abstract_VM_Version::_vm_micro_version = 0;
int Abstract_VM_Version::_vm_build_number = 0;
bool Abstract_VM_Version::_initialized = false;
int Abstract_VM_Version::_parallel_worker_threads = 0;
bool Abstract_VM_Version::_parallel_worker_threads_initialized = false;
#ifdef ASSERT
static void assert_digits(const char * s, const char * message) {
for (int i = 0; s[i] != '\0'; i++) {
assert(isdigit(s[i]), message);
}
}
#endif
static void set_version_field(int * version_field, const char * version_str,
const char * const assert_msg) {
if (version_str != NULL && *version_str != '\0') {
DEBUG_ONLY(assert_digits(version_str, assert_msg));
*version_field = atoi(version_str);
}
}
void Abstract_VM_Version::initialize() {
if (_initialized) {
return;
}
char* vm_version = os::strdup(HOTSPOT_RELEASE_VERSION);
// Expecting the next vm_version format:
// <major_ver>.<minor_ver>-b<nn>[-<identifier>]
char* vm_major_ver = vm_version;
assert(isdigit(vm_major_ver[0]),"wrong vm major version number");
char* vm_minor_ver = strchr(vm_major_ver, '.');
assert(vm_minor_ver != NULL && isdigit(vm_minor_ver[1]),"wrong vm minor version number");
vm_minor_ver[0] = '\0'; // terminate vm_major_ver
vm_minor_ver += 1;
char* vm_build_num = strchr(vm_minor_ver, '-');
assert(vm_build_num != NULL && vm_build_num[1] == 'b' && isdigit(vm_build_num[2]),"wrong vm build number");
vm_build_num[0] = '\0'; // terminate vm_minor_ver
vm_build_num += 2;
set_version_field(&_vm_major_version, JDK_MAJOR_VERSION, "bad major version");
set_version_field(&_vm_minor_version, JDK_MINOR_VERSION, "bad minor version");
set_version_field(&_vm_micro_version, JDK_MICRO_VERSION, "bad micro version");
int offset = (JDK_BUILD_NUMBER != NULL && JDK_BUILD_NUMBER[0] == 'b') ? 1 : 0;
set_version_field(&_vm_build_number, JDK_BUILD_NUMBER + offset,
"bad build number");
_vm_major_version = atoi(vm_major_ver);
_vm_minor_version = atoi(vm_minor_ver);
_vm_build_number = atoi(vm_build_num);
os::free(vm_version);
_initialized = true;
}
@ -276,6 +295,7 @@ const char *Abstract_VM_Version::vm_build_user() {
unsigned int Abstract_VM_Version::jvm_version() {
return ((Abstract_VM_Version::vm_major_version() & 0xFF) << 24) |
((Abstract_VM_Version::vm_minor_version() & 0xFF) << 16) |
((Abstract_VM_Version::vm_micro_version() & 0xFF) << 8) |
(Abstract_VM_Version::vm_build_number() & 0xFF);
}