[llvm-commits] CVS: llvm/tools/llee/ExecveHandler.c
Reid Spencer
reid at x10sys.com
Tue Nov 9 12:21:36 PST 2004
Changes in directory llvm/tools/llee:
ExecveHandler.c updated: 1.9 -> 1.10
---
Log message:
Make sure llee can deal with compressed bytecode too.
---
Diffs of the changes: (+7 -5)
Index: llvm/tools/llee/ExecveHandler.c
diff -u llvm/tools/llee/ExecveHandler.c:1.9 llvm/tools/llee/ExecveHandler.c:1.10
--- llvm/tools/llee/ExecveHandler.c:1.9 Wed Sep 1 17:55:37 2004
+++ llvm/tools/llee/ExecveHandler.c Tue Nov 9 14:21:25 2004
@@ -21,10 +21,11 @@
#include <string.h>
/*
- * This is the expected header for all valid LLVM bytecode files.
- * The first four characters must be exactly this.
+ * These are the expected headers for all valid LLVM bytecode files.
+ * The first four characters must be one of these.
*/
-static const char llvmHeader[] = "llvm";
+static const char llvmHeaderUncompressed[] = "llvm";
+static const char llvmHeaderCompressed[] = "llvc";
/*
* This replacement execve() function first checks the file to be executed
@@ -34,7 +35,7 @@
int execve(const char *filename, char *const argv[], char *const envp[])
{
/* Open the file, test to see if first four characters are "llvm" */
- size_t headerSize = strlen(llvmHeader);
+ size_t headerSize = strlen(llvmHeaderCompressed);
char header[headerSize];
char* realFilename = 0;
/*
@@ -57,7 +58,8 @@
ssize_t bytesRead = read(file, header, headerSize);
close(file);
if (bytesRead != (ssize_t)headerSize) return EIO;
- if (!memcmp(llvmHeader, header, headerSize)) {
+ if (!memcmp(llvmHeaderCompressed, header, headerSize) ||
+ !memcmp(llvmHeaderUncompressed, header, headerSize)) {
/*
* This is a bytecode file, so execute the JIT with the program and
* parameters.
More information about the llvm-commits
mailing list