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/* c-arcmt-test.c */
#include "clang-c/Index.h"
#include "llvm/Support/AutoConvert.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if defined(_WIN32)
#include <io.h>
#include <fcntl.h>
#endif
static int print_remappings(const char *path) {
CXRemapping remap;
unsigned i, N;
CXString origFname;
CXString transFname;
remap = clang_getRemappings(path);
if (!remap)
return 1;
N = clang_remap_getNumFiles(remap);
for (i = 0; i != N; ++i) {
clang_remap_getFilenames(remap, i, &origFname, &transFname);
fprintf(stdout, "%s\n", clang_getCString(origFname));
fprintf(stdout, "%s\n", clang_getCString(transFname));
clang_disposeString(origFname);
clang_disposeString(transFname);
}
clang_remap_dispose(remap);
return 0;
}
static int print_remappings_filelist(const char **files, unsigned numFiles) {
CXRemapping remap;
unsigned i, N;
CXString origFname;
CXString transFname;
remap = clang_getRemappingsFromFileList(files, numFiles);
if (!remap)
return 1;
N = clang_remap_getNumFiles(remap);
for (i = 0; i != N; ++i) {
clang_remap_getFilenames(remap, i, &origFname, &transFname);
fprintf(stdout, "%s\n", clang_getCString(origFname));
fprintf(stdout, "%s\n", clang_getCString(transFname));
clang_disposeString(origFname);
clang_disposeString(transFname);
}
clang_remap_dispose(remap);
return 0;
}
/******************************************************************************/
/* Command line processing. */
/******************************************************************************/
static void print_usage(void) {
fprintf(stderr,
"usage: c-arcmt-test -mt-migrate-directory <path>\n"
" c-arcmt-test <remap-file-path1> <remap-file-path2> ...\n\n\n");
}
/***/
int carcmttest_main(int argc, const char **argv) {
clang_enableStackTraces();
if (argc == 3 && strncmp(argv[1], "-mt-migrate-directory", 21) == 0)
return print_remappings(argv[2]);
if (argc > 1)
return print_remappings_filelist(argv+1, argc-1);
print_usage();
return 1;
}
/***/
/* We intentionally run in a separate thread to ensure we at least minimal
* testing of a multithreaded environment (for example, having a reduced stack
* size). */
typedef struct thread_info {
int argc;
const char **argv;
int result;
} thread_info;
void thread_runner(void *client_data_v) {
thread_info *client_data = client_data_v;
client_data->result = carcmttest_main(client_data->argc, client_data->argv);
}
static void flush_atexit(void) {
/* stdout, and surprisingly even stderr, are not always flushed on process
* and thread exit, particularly when the system is under heavy load. */
fflush(stdout);
fflush(stderr);
}
int main(int argc, const char **argv) {
#ifdef __MVS__
if (enableAutoConversion(fileno(stdout)) == -1)
fprintf(stderr, "Setting conversion on stdout failed\n");
if (enableAutoConversion(fileno(stderr)) == -1)
fprintf(stderr, "Setting conversion on stderr failed\n");
#endif
thread_info client_data;
atexit(flush_atexit);
#if defined(_WIN32)
if (getenv("LIBCLANG_LOGGING") == NULL)
putenv("LIBCLANG_LOGGING=1");
_setmode( _fileno(stdout), _O_BINARY );
#else
setenv("LIBCLANG_LOGGING", "1", /*overwrite=*/0);
#endif
if (getenv("CINDEXTEST_NOTHREADS"))
return carcmttest_main(argc, argv);
client_data.argc = argc;
client_data.argv = argv;
clang_executeOnThread(thread_runner, &client_data, 0);
return client_data.result;
}
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