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Improved allocation failure reporting

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Now it reports file and line number of the function too.

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui
2018-12-20 14:13:14 +00:00
parent 6f0daf8076
commit 1ea611c90e
4 changed files with 59 additions and 9 deletions
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13
src/utils.h
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@ -101,24 +101,21 @@ normalize_d(double d) {
return normalize_d_range(d, 0.0, 1.0);
}
void report_allocation_failure(const char *func, const char *file, unsigned int line);
/**
* @brief Quit if the passed-in pointer is empty.
*/
static inline void *
allocchk_(const char *func_name, void *ptr) {
allocchk_(const char *func_name, const char *file, unsigned int line, void *ptr) {
if (unlikely(!ptr)) {
// Since memory allocation failed, we try to print
// this error message without any memory allocation.
const char msg[] = "(): Failed to allocate memory\n";
write(STDERR_FILENO, func_name, strlen(func_name));
write(STDERR_FILENO, msg, ARR_SIZE(msg));
abort();
report_allocation_failure(func_name, file, line);
}
return ptr;
}
/// @brief Wrapper of allocchk_().
#define allocchk(ptr) allocchk_(__func__, ptr)
#define allocchk(ptr) allocchk_(__func__, __FILE__, __LINE__, ptr)
/// @brief Wrapper of malloc().
#define cmalloc(type) ((type *) allocchk(malloc(sizeof(type))))