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Tell the user if a file is corrupt or not... not that the file cannot be

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found.

llvm-svn: 1433
This commit is contained in:
Chris Lattner 2001-12-08 20:31:32 +00:00
parent d76171a512
commit b0b2af33c7
2 changed files with 44 additions and 2 deletions
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23
tools/link/link.cpp
View File

@ -18,6 +18,8 @@
#include "Support/CommandLine.h"
#include <fstream>
#include <memory>
#include <sys/types.h> // For FileExists
#include <sys/stat.h>
cl::StringList InputFilenames("", "Load <arg> files, linking them together",
@ -28,14 +30,26 @@ cl::Flag Verbose ("v", "Print information about actions taken");
cl::Flag DumpAsm ("d", "Print assembly as linked", cl::Hidden, false);
cl::StringList LibPaths ("L", "Specify a library search path", cl::ZeroOrMore);
// FileExists - Return true if the specified string is an openable file...
static inline bool FileExists(const string &FN) {
struct stat StatBuf;
return stat(FN.c_str(), &StatBuf) != -1;
}
// LoadFile - Read the specified bytecode file in and return it. This routine
// searches the link path for the specified file to try to find it...
//
static inline std::auto_ptr<Module> LoadFile(const string &FN) {
string Filename = FN;
string ErrorMessage;
unsigned NextLibPathIdx = 0;
bool FoundAFile = false;
while (1) {
if (Verbose) cerr << "Loading '" << Filename << "'\n";
if (FileExists(Filename)) FoundAFile = true;
Module *Result = ParseBytecodeFile(Filename, &ErrorMessage);
if (Result) return std::auto_ptr<Module>(Result); // Load successful!
@ -49,10 +63,17 @@ static inline std::auto_ptr<Module> LoadFile(const string &FN) {
Filename = LibPaths[NextLibPathIdx++] + "/" + FN;
}
cerr << "Could not locate bytecode file: '" << FN << "'\n";
if (FoundAFile)
cerr << "Bytecode file '" << FN << "' corrupt! "
<< "Use 'link -v ...' for more info.\n";
else
cerr << "Could not locate bytecode file: '" << FN << "'\n";
return std::auto_ptr<Module>();
}
int main(int argc, char **argv) {
cl::ParseCommandLineOptions(argc, argv, " llvm linker\n",
cl::EnableSingleLetterArgValue |

23
tools/llvm-link/llvm-link.cpp
View File

@ -18,6 +18,8 @@
#include "Support/CommandLine.h"
#include <fstream>
#include <memory>
#include <sys/types.h> // For FileExists
#include <sys/stat.h>
cl::StringList InputFilenames("", "Load <arg> files, linking them together",
@ -28,14 +30,26 @@ cl::Flag Verbose ("v", "Print information about actions taken");
cl::Flag DumpAsm ("d", "Print assembly as linked", cl::Hidden, false);
cl::StringList LibPaths ("L", "Specify a library search path", cl::ZeroOrMore);
// FileExists - Return true if the specified string is an openable file...
static inline bool FileExists(const string &FN) {
struct stat StatBuf;
return stat(FN.c_str(), &StatBuf) != -1;
}
// LoadFile - Read the specified bytecode file in and return it. This routine
// searches the link path for the specified file to try to find it...
//
static inline std::auto_ptr<Module> LoadFile(const string &FN) {
string Filename = FN;
string ErrorMessage;
unsigned NextLibPathIdx = 0;
bool FoundAFile = false;
while (1) {
if (Verbose) cerr << "Loading '" << Filename << "'\n";
if (FileExists(Filename)) FoundAFile = true;
Module *Result = ParseBytecodeFile(Filename, &ErrorMessage);
if (Result) return std::auto_ptr<Module>(Result); // Load successful!
@ -49,10 +63,17 @@ static inline std::auto_ptr<Module> LoadFile(const string &FN) {
Filename = LibPaths[NextLibPathIdx++] + "/" + FN;
}
cerr << "Could not locate bytecode file: '" << FN << "'\n";
if (FoundAFile)
cerr << "Bytecode file '" << FN << "' corrupt! "
<< "Use 'link -v ...' for more info.\n";
else
cerr << "Could not locate bytecode file: '" << FN << "'\n";
return std::auto_ptr<Module>();
}
int main(int argc, char **argv) {
cl::ParseCommandLineOptions(argc, argv, " llvm linker\n",
cl::EnableSingleLetterArgValue |