forked from andrius/gentoo-bootstrap
72 lines
2.4 KiB
Diff
72 lines
2.4 KiB
Diff
For some reason, the original code gets miscompiled on x86_64, leading
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'Java_java_io_VMFile_isFile' to return true when the return value of
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'cpio_checkType' is ENOENT (= 2).
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See <https://issues.guix.gnu.org/issue/36685>
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and <https://issues.guix.gnu.org/49990>.
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diff --git a/native/jni/java-io/java_io_VMFile.c b/native/jni/java-io/java_io_VMFile.c
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index de1320b..6695e1f 100644
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--- a/native/jni/java-io/java_io_VMFile.c
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+++ b/native/jni/java-io/java_io_VMFile.c
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@@ -240,6 +240,7 @@ Java_java_io_VMFile_exists (JNIEnv * env,
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#ifndef WITHOUT_FILESYSTEM
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const char *filename;
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int result;
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+ jboolean exists;
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/* Don't use the JCL convert function because it throws an exception
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on failure */
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@@ -250,9 +251,10 @@ Java_java_io_VMFile_exists (JNIEnv * env,
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}
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result = cpio_isFileExists (filename);
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+ exists = (result == CPNATIVE_OK ? 1 : 0);
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(*env)->ReleaseStringUTFChars (env, name, filename);
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- return result == CPNATIVE_OK ? 1 : 0;
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+ return exists;
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#else /* not WITHOUT_FILESYSTEM */
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return 0;
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#endif /* not WITHOUT_FILESYSTEM */
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@@ -278,6 +280,7 @@ Java_java_io_VMFile_isFile (JNIEnv * env,
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const char *filename;
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int result;
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jint entryType;
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+ jboolean isfile;
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/* Don't use the JCL convert function because it throws an exception
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on failure */
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@@ -288,9 +291,10 @@ Java_java_io_VMFile_isFile (JNIEnv * env,
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}
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result = cpio_checkType (filename, &entryType);
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+ isfile = (result == CPNATIVE_OK && entryType == CPFILE_FILE ? 1 : 0);
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(*env)->ReleaseStringUTFChars (env, name, filename);
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- return result == CPNATIVE_OK && entryType == CPFILE_FILE ? 1 : 0;
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+ return isfile;
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#else /* not WITHOUT_FILESYSTEM */
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return 0;
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#endif /* not WITHOUT_FILESYSTEM */
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@@ -315,6 +319,7 @@ Java_java_io_VMFile_isDirectory (JNIEnv * env,
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const char *filename;
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int result;
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jint entryType;
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+ jboolean isdirectory;
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/* Don't use the JCL convert function because it throws an exception
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on failure */
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@@ -325,9 +330,10 @@ Java_java_io_VMFile_isDirectory (JNIEnv * env,
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}
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result = cpio_checkType (filename, &entryType);
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+ isdirectory = (result == CPNATIVE_OK && entryType == CPFILE_DIRECTORY ? 1 : 0);
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(*env)->ReleaseStringUTFChars (env, name, filename);
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- return result == CPNATIVE_OK && entryType == CPFILE_DIRECTORY ? 1 : 0;
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+ return isdirectory;
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#else /* not WITHOUT_FILESYSTEM */
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return 0;
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#endif /* not WITHOUT_FILESYSTEM */
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