Mercurial > hgrepos > FreeBSD > ports > net-mgmt > prometheus-client-c

comparison files/patch-prom_src_prom__metric__sample.c @ 6:c7761c5a5389

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FIX: Patch to compile with modern C11 style atomics. Does not need gcc any more for old GCC-stype atomic syntax. Not compiles with clang/cc on FreeBSD.
author Franz Glasner <fzglas.hg@dom66.de>
date Tue, 18 Mar 2025 19:49:55 +0100
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5:56e544de90da 6:c7761c5a5389
1 --- prom/src/prom_metric_sample.c.orig 2020-12-08 07:38:13 UTC
2 +++ prom/src/prom_metric_sample.c
3 @@ -63,9 +63,9 @@ int prom_metric_sample_add(prom_metric_sample_t *self,
4 if (r_value < 0) {
5 return 1;
6 }
7 - _Atomic double old = atomic_load(&self->r_value);
8 + double old = atomic_load(&self->r_value);
9 for (;;) {
10 - _Atomic double new = ATOMIC_VAR_INIT(old + r_value);
11 + double new = old + r_value;
12 if (atomic_compare_exchange_weak(&self->r_value, &old, new)) {
13 return 0;
14 }
15 @@ -78,9 +78,9 @@ int prom_metric_sample_sub(prom_metric_sample_t *self,
16 PROM_LOG(PROM_METRIC_INCORRECT_TYPE);
17 return 1;
18 }
19 - _Atomic double old = atomic_load(&self->r_value);
20 + double old = atomic_load(&self->r_value);
21 for (;;) {
22 - _Atomic double new = ATOMIC_VAR_INIT(old - r_value);
23 + double new = old - r_value;
24 if (atomic_compare_exchange_weak(&self->r_value, &old, new)) {
25 return 0;
26 }