htop/XAlloc.c
2020-08-21 10:37:29 +02:00

76 lines
1.5 KiB
C

#include "XAlloc.h"
#include "RichString.h"
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <stdlib.h>
#include <string.h>
/*{
#include <err.h>
#include <assert.h>
#include <stdlib.h>
}*/
void fail() {
curs_set(1);
endwin();
err(1, NULL);
}
void* xMalloc(size_t size) {
void* data = malloc(size);
if (!data && size > 0) {
fail();
}
return data;
}
void* xCalloc(size_t nmemb, size_t size) {
void* data = calloc(nmemb, size);
if (!data && nmemb > 0 && size > 0) {
fail();
}
return data;
}
void* xRealloc(void* ptr, size_t size) {
void* data = realloc(ptr, size);
if (!data && size > 0) {
fail();
}
return data;
}
#undef xAsprintf
#define xAsprintf(strp, fmt, ...) do { int _r=asprintf(strp, fmt, __VA_ARGS__); if (_r < 0) { fail(); } } while(0)
#define xSnprintf(fmt, len, ...) do { int _l=len; int _n=snprintf(fmt, _l, __VA_ARGS__); if (!(_n > -1 && _n < _l)) { curs_set(1); endwin(); err(1, NULL); } } while(0)
#undef xStrdup
#undef xStrdup_
#ifdef NDEBUG
# define xStrdup_ xStrdup
#else
# define xStrdup(str_) (assert(str_), xStrdup_(str_))
#endif
#ifndef __has_attribute // Clang's macro
# define __has_attribute(x) 0
#endif
#if (__has_attribute(nonnull) || \
((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 3)))
char* xStrdup_(const char* str) __attribute__((nonnull));
#endif // __has_attribute(nonnull) || GNU C 3.3 or later
char* xStrdup_(const char* str) {
char* data = strdup(str);
if (!data) {
fail();
}
return data;
}