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#include <unistd.h>
#include "search_path.h"
#include "options.h"
#include <string.h>
#ifdef HAVE_MS_C_RUNTIME
#include <io.h>
#endif
static vector<string> g_importPaths;
void
set_import_paths(const vector<string>& importPaths)
{
g_importPaths = importPaths;
}
char*
find_import_file(const char* given)
{
string expected = given;
int N = expected.length();
for (int i=0; i<N; i++) {
char c = expected[i];
if (c == '.') {
expected[i] = OS_PATH_SEPARATOR;
}
}
expected += ".aidl";
vector<string>& paths = g_importPaths;
for (vector<string>::iterator it=paths.begin(); it!=paths.end(); it++) {
string f = *it;
if (f.size() == 0) {
f = ".";
f += OS_PATH_SEPARATOR;
}
else if (f[f.size()-1] != OS_PATH_SEPARATOR) {
f += OS_PATH_SEPARATOR;
}
f.append(expected);
#ifdef HAVE_MS_C_RUNTIME
/* check that the file exists and is not write-only */
if (0 == _access(f.c_str(), 0) && /* mode 0=exist */
0 == _access(f.c_str(), 4) ) { /* mode 4=readable */
#else
if (0 == access(f.c_str(), R_OK)) {
#endif
return strdup(f.c_str());
}
}
return NULL;
}
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