1 | // RUN: echo "abcde" > %t-testdata |
2 | // RUN: echo "12345" >> %t-testdata |
3 | // RUN: %clangxx_msan -O0 %s -o %t && %run %t %t-testdata |
4 | // RUN: %clangxx_msan -O2 %s -o %t && %run %t %t-testdata |
5 | // RUN: %clang_msan -O0 -xc %s -o %t && %run %t %t-testdata |
6 | // RUN: %clang_msan -O2 -xc %s -o %t && %run %t %t-testdata |
7 | // RUN: %clang_msan -O0 -xc -D_GNU_SOURCE=1 %s -o %t && %run %t %t-testdata |
8 | // RUN: %clang_msan -O2 -xc -D_GNU_SOURCE=1 %s -o %t && %run %t %t-testdata |
9 | |
10 | #if defined(__FreeBSD__) |
11 | #define _WITH_GETLINE // To declare getline(). |
12 | #endif |
13 | |
14 | #include <assert.h> |
15 | #include <stdio.h> |
16 | #include <stdlib.h> |
17 | #include <string.h> |
18 | |
19 | int main(int argc, char **argv) { |
20 | assert(argc == 2); |
21 | printf(format: "%s\n" , argv[1]); |
22 | |
23 | FILE *fp = fopen(filename: argv[1], modes: "r" ); |
24 | assert(fp); |
25 | |
26 | char *line = 0; |
27 | size_t len = 0; |
28 | int n = getline(lineptr: &line, n: &len, stream: fp); |
29 | assert(n == 6); |
30 | assert(strcmp(line, "abcde\n" ) == 0); |
31 | |
32 | n = getline(lineptr: &line, n: &len, stream: fp); |
33 | assert(n == 6); |
34 | assert(strcmp(line, "12345\n" ) == 0); |
35 | |
36 | free(ptr: line); |
37 | fclose(stream: fp); |
38 | |
39 | return 0; |
40 | } |
41 | |