Fixes <https://issues.guix.gnu.org/49990>. Previously, building 'ant-bootstrap' would fail in obscure ways. * gnu/packages/patches/classpath-miscompilation.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it. * gnu/packages/java.scm (classpath-bootstrap)[source]: Use it. [arguments]: Remove 'remove-call-to-free' phase.
		
			
				
	
	
		
			71 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			71 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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