[gnu] externals/hotfuzz ff72f544e0 69/69: Allow C module to be built on Windows

[ELPA Syncer]

branch: externals/hotfuzz
commit ff72f544e03dd2afb358f28014b15529104c1d89
Author: Kim Schmider <k...@vrvis.at>
Commit: Axel Forsman <a...@axelf.se>

    Allow C module to be built on Windows
---
 hotfuzz-module.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/hotfuzz-module.c b/hotfuzz-module.c
index 04eeb64b92..3636652bec 100644
--- a/hotfuzz-module.c
+++ b/hotfuzz-module.c
@@ -10,7 +10,20 @@
 #include <string.h>
 #include <emacs-module.h>
 #include <pthread.h>
+
+#ifdef _WIN32
+#include <sysinfoapi.h>
+long get_max_workers() {
+       SYSTEM_INFO sysinfo;
+       GetSystemInfo(&sysinfo);
+       return sysinfo.dwNumberOfProcessors;
+}
+#else
 #include <unistd.h>
+long get_max_workers() {
+       return sysconf(_SC_NPROCESSORS_ONLN);
+}
+#endif
 
 #define MIN(X, Y) ((X) < (Y) ? (X) : (Y))
 
@@ -278,7 +291,7 @@ int emacs_module_init(struct emacs_runtime *rt) {
        emacs_env *env = rt->get_environment(rt);
        if ((size_t) env->size < sizeof *env) return 2;
 
-       long max_workers = sysconf(_SC_NPROCESSORS_ONLN);
+       long max_workers = get_max_workers();
        struct Data *data;
        if (!(data = malloc(sizeof *data + max_workers * sizeof 
*data->threads)))
                return 1;