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// Tests the functionality of setting and getting file access and modification times
// RUN: %clang %s -emit-llvm %O0opt -c -o %t1.bc
// RUN: rm -rf %t.klee-out
// RUN: %klee --output-dir=%t.klee-out --libc=uclibc --posix-runtime %t1.bc --sym-files 1 1
#include <stdio.h>
#include <assert.h>
#include <sys/stat.h>
#include <sys/time.h>
const char filePath[] = "A";
int main(int argc, char** argv) {
// Create the file
FILE* const f = fopen(filePath, "w");
assert(f);
const int r = fclose(f);
assert(r == 0);
struct timeval now;
gettimeofday(&now, NULL);
struct timeval times[2] = {now, now};
times[1].tv_sec += 100; // Introduce difference between access time and modification time
utimes(filePath, times);
struct stat sb;
stat(filePath, &sb);
assert(sb.st_atim.tv_sec == times[0].tv_sec);
assert(sb.st_mtim.tv_sec == times[1].tv_sec);
gettimeofday(&now, NULL);
// Test with setting access time and modification time to current time
utimes(filePath, NULL);
struct timeval someTimeAfter;
gettimeofday(&someTimeAfter, NULL);
stat(filePath, &sb);
assert(sb.st_atim.tv_sec >= now.tv_sec && sb.st_atim.tv_sec <= someTimeAfter.tv_sec);
assert(sb.st_mtim.tv_sec >= now.tv_sec && sb.st_mtim.tv_sec <= someTimeAfter.tv_sec);
return 0;
}
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