File: stream-non-posix-function.c

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (23 lines) | stat: -rw-r--r-- 1,079 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
// RUN: %clang_analyze_cc1 -fno-builtin -analyzer-checker=core,unix.Stream -verify %s
// RUN: %clang_analyze_cc1 -fno-builtin -analyzer-checker=core,alpha.unix.SimpleStream -verify %s

// expected-no-diagnostics

typedef struct _FILE FILE;

// These functions are not standard C library functions.
FILE *tmpfile(const char *restrict path); // Real 'tmpfile' should have exactly 0 formal parameters.
FILE *fopen(const char *restrict path);   // Real 'fopen' should have exactly 2 formal parameters.
FILE *fdopen(int fd);                     // Real 'fdopen' should have exactly 2 formal parameters.

void test_fopen_non_posix(void) {
  FILE *fp = fopen("file"); // no-leak: This isn't the standard POSIX `fopen`, we don't know the semantics of this call.
}

void test_tmpfile_non_posix(void) {
  FILE *fp = tmpfile("file"); // no-leak: This isn't the standard POSIX `tmpfile`, we don't know the semantics of this call.
}

void test_fdopen_non_posix(int fd) {
  FILE *fp = fdopen(fd); // no-leak: This isn't the standard POSIX `fdopen`, we don't know the semantics of this call.
}