| 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 | |