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new macro US_MIN() and US_MAX()

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This commit is contained in:
Maxim Devaev
2024-02-26 17:56:25 +02:00
parent 3715c89ec8
commit 260619923a
4 changed files with 17 additions and 13 deletions
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22
src/libs/tools.h
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@@ -66,6 +66,18 @@
#define US_SNPRINTF(x_dest, x_size, x_fmt, ...) assert(snprintf((x_dest), (x_size), (x_fmt), ##__VA_ARGS__) > 0)
#define US_ASPRINTF(x_dest, x_fmt, ...) assert(asprintf(&(x_dest), (x_fmt), ##__VA_ARGS__) > 0)
#define US_MIN(x_a, x_b) ({ \
__typeof__(x_a) m_a = (x_a); \
__typeof__(x_b) m_b = (x_b); \
(m_a < m_b ? m_a : m_b); \
})
#define US_MAX(x_a, x_b) ({ \
__typeof__(x_a) m_a = (x_a); \
__typeof__(x_b) m_b = (x_b); \
(m_a > m_b ? m_a : m_b); \
})
INLINE char *us_strdup(const char *str) {
char *const new = strdup(str);
@@ -81,14 +93,6 @@ INLINE size_t us_align_size(size_t size, size_t to) {
return ((size + (to - 1)) & ~(to - 1));
}
INLINE unsigned us_min_u(unsigned a, unsigned b) {
return (a < b ? a : b);
}
INLINE unsigned us_max_u(unsigned a, unsigned b) {
return (a > b ? a : b);
}
INLINE long long us_floor_ms(long double now) {
return (long long)now - (now < (long long)now); // floor()
}
@@ -145,7 +149,7 @@ INLINE long double us_get_now_real(void) {
INLINE unsigned us_get_cores_available(void) {
long cores_sysconf = sysconf(_SC_NPROCESSORS_ONLN);
cores_sysconf = (cores_sysconf < 0 ? 0 : cores_sysconf);
return us_max_u(us_min_u(cores_sysconf, 4), 1);
return US_MAX(US_MIN(cores_sysconf, 4), 1);
}
INLINE void us_ld_to_timespec(long double ld, struct timespec *ts) {