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6938627: Make temporary directory use property java.io.tmpdir when specified

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Get java.io.tmpdir property in os::get_temp_directory() and call this instead of harcoding "/tmp".  Don't assume trailing file_separator either.

Reviewed-by: dholmes, kamg
This commit is contained in:
Coleen Phillimore 2010-03-31 16:51:18 -07:00
parent 7aaaad73cf
commit 47cda47c42
11 changed files with 83 additions and 51 deletions
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8
hotspot/src/os/linux/vm/os_linux.cpp
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@ -1522,7 +1522,10 @@ int os::current_process_id() {
const char* os::dll_file_extension() { return ".so"; }
const char* os::get_temp_directory() { return "/tmp/"; }
const char* os::get_temp_directory() {
const char *prop = Arguments::get_property("java.io.tmpdir");
return prop == NULL ? "/tmp" : prop;
}
static bool file_exists(const char* filename) {
struct stat statbuf;
@ -2305,7 +2308,8 @@ void linux_wrap_code(char* base, size_t size) {
char buf[40];
int num = Atomic::add(1, &cnt);
sprintf(buf, "/tmp/hs-vm-%d-%d", os::current_process_id(), num);
snprintf(buf, sizeof(buf), "%s/hs-vm-%d-%d",
os::get_temp_directory(), os::current_process_id(), num);
unlink(buf);
int fd = open(buf, O_CREAT | O_RDWR, S_IRWXU);