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8073773: Presume path preparedness

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Reviewed-by: darcy, dholmes, ahgross
This commit is contained in:
Kumar Srinivasan 2015-03-02 08:19:11 -08:00
parent 5f7a2dfec6
commit 8c4275fcb7
3 changed files with 24 additions and 5 deletions
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6
jdk/src/java.base/macosx/native/libjli/java_md_macosx.c
View file

@ -611,7 +611,11 @@ GetJREPath(char *path, jint pathsize, const char * arch, jboolean speculative)
if (access(libjava, F_OK) == 0) {
return JNI_TRUE;
}
/* ensure storage for path + /jre + NULL */
if ((JLI_StrLen(path) + 4 + 1) > (size_t) pathsize) {
JLI_TraceLauncher("Insufficient space to store JRE path\n");
return JNI_FALSE;
}
/* Does the app ship a private JRE in <apphome>/jre directory? */
JLI_Snprintf(libjava, sizeof(libjava), "%s/jre/lib/" JAVA_DLL, path);
if (access(libjava, F_OK) == 0) {

17
jdk/src/java.base/unix/native/libjli/java_md_solinux.c
View file

@ -340,6 +340,7 @@ CreateExecutionEnvironment(int *pargc, char ***pargv,
char* newpath = NULL; /* path on new LD_LIBRARY_PATH */
char* lastslash = NULL;
char** newenvp = NULL; /* current environment */
size_t new_runpath_size;
#ifdef __solaris__
char* dmpath = NULL; /* data model specific LD_LIBRARY_PATH,
Solaris only */
@ -516,13 +517,14 @@ CreateExecutionEnvironment(int *pargc, char ***pargv,
/* runpath contains current effective LD_LIBRARY_PATH setting */
jvmpath = JLI_StringDup(jvmpath);
new_runpath = JLI_MemAlloc(((runpath != NULL) ? JLI_StrLen(runpath) : 0) +
new_runpath_size = ((runpath != NULL) ? JLI_StrLen(runpath) : 0) +
2 * JLI_StrLen(jrepath) + 2 * JLI_StrLen(arch) +
#ifdef AIX
/* On AIX we additionally need 'jli' in the path because ld doesn't support $ORIGIN. */
JLI_StrLen(jrepath) + JLI_StrLen(arch) + JLI_StrLen("/lib//jli:") +
#endif
JLI_StrLen(jvmpath) + 52);
JLI_StrLen(jvmpath) + 52;
new_runpath = JLI_MemAlloc(new_runpath_size);
newpath = new_runpath + JLI_StrLen(LD_LIBRARY_PATH "=");
@ -577,6 +579,11 @@ CreateExecutionEnvironment(int *pargc, char ***pargv,
* loop of execv() because we test for the prefix, above.
*/
if (runpath != 0) {
/* ensure storage for runpath + colon + NULL */
if ((JLI_StrLen(runpath) + 1 + 1) > new_runpath_size) {
JLI_ReportErrorMessageSys(JRE_ERROR11);
exit(1);
}
JLI_StrCat(new_runpath, ":");
JLI_StrCat(new_runpath, runpath);
}
@ -667,7 +674,11 @@ GetJREPath(char *path, jint pathsize, const char * arch, jboolean speculative)
JLI_TraceLauncher("JRE path is %s\n", path);
return JNI_TRUE;
}
/* ensure storage for path + /jre + NULL */
if ((JLI_StrLen(path) + 4 + 1) > (size_t) pathsize) {
JLI_TraceLauncher("Insufficient space to store JRE path\n");
return JNI_FALSE;
}
/* Does the app ship a private JRE in <apphome>/jre directory? */
JLI_Snprintf(libjava, sizeof(libjava), "%s/jre/lib/%s/" JAVA_DLL, path, arch);
if (access(libjava, F_OK) == 0) {

6
jdk/src/java.base/windows/native/libjli/java_md.c
View file

@ -323,7 +323,11 @@ GetJREPath(char *path, jint pathsize)
JLI_TraceLauncher("JRE path is %s\n", path);
return JNI_TRUE;
}
/* ensure storage for path + \jre + NULL */
if ((JLI_StrLen(path) + 4 + 1) > (size_t) pathsize) {
JLI_TraceLauncher("Insufficient space to store JRE path\n");
return JNI_FALSE;
}
/* Does this app ship a private JRE in <apphome>\jre directory? */
JLI_Snprintf(javadll, sizeof (javadll), "%s\\jre\\bin\\" JAVA_DLL, path);
if (stat(javadll, &s) == 0) {