src/share/vm/utilities/vmError.cpp

changeset 7557
9989538b7507
parent 7553
f43fad8786fc
parent 7495
42f27b59c550
child 7743
61be834a44f0
equal deleted inserted replaced
7556:6fe56d3026d5 7557:9989538b7507
20 * or visit www.oracle.com if you need additional information or have any 20 * or visit www.oracle.com if you need additional information or have any
21 * questions. 21 * questions.
22 * 22 *
23 */ 23 */
24 24
25 #include <fcntl.h>
25 #include "precompiled.hpp" 26 #include "precompiled.hpp"
26 #include "compiler/compileBroker.hpp" 27 #include "compiler/compileBroker.hpp"
27 #include "gc_interface/collectedHeap.hpp" 28 #include "gc_interface/collectedHeap.hpp"
28 #include "prims/whitebox.hpp" 29 #include "prims/whitebox.hpp"
29 #include "runtime/arguments.hpp" 30 #include "runtime/arguments.hpp"
803 804
804 /** Expand a pattern into a buffer starting at pos and open a file using constructed path */ 805 /** Expand a pattern into a buffer starting at pos and open a file using constructed path */
805 static int expand_and_open(const char* pattern, char* buf, size_t buflen, size_t pos) { 806 static int expand_and_open(const char* pattern, char* buf, size_t buflen, size_t pos) {
806 int fd = -1; 807 int fd = -1;
807 if (Arguments::copy_expand_pid(pattern, strlen(pattern), &buf[pos], buflen - pos)) { 808 if (Arguments::copy_expand_pid(pattern, strlen(pattern), &buf[pos], buflen - pos)) {
808 fd = open(buf, O_RDWR | O_CREAT | O_TRUNC, 0666); 809 // the O_EXCL flag will cause the open to fail if the file exists
810 fd = open(buf, O_RDWR | O_CREAT | O_EXCL, 0666);
809 } 811 }
810 return fd; 812 return fd;
811 } 813 }
812 814
813 /** 815 /**

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