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Code Pull Requests Releases Activity

Add API to query OSX/MacOS version

This commit is contained in:
Robin Gareus 2020-03-24 14:25:22 +01:00
parent 2f0914c730
commit 853bf6d178
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
2 changed files with 41 additions and 0 deletions
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1
gtk2_ardour/bundle_env_cocoa.cc
View File

@ -54,6 +54,7 @@ using namespace std;
extern void set_language_preference (); // cocoacarbon.mm
extern void no_app_nap (); // cocoacarbon.mm
extern int query_darwin_version (); // cocoacarbon.mm
static void
setup_logging (void)

40
gtk2_ardour/cocoacarbon.mm
View File

@ -21,9 +21,13 @@
#include <string>
#include <ctype.h>
#include <stdlib.h>
#include <sys/utsname.h>
#include <sys/sysctl.h>
#include <pbd/error.h>
#include <gtkmm2ext/gtkapplication.h>
#include <gdk/gdkquartz.h>
#undef check
#undef YES
#undef NO
@ -124,3 +128,39 @@ no_app_nap ()
[ [ NSProcessInfo processInfo] beginActivityWithOptions:NSActivityLatencyCritical reason:@"realtime audio" ];
}
}
/** Query Darwin kernel version.
* @return major kernel version or -1 on failure
*
* kernel version is 4 ahead of OS X release
* 19.x.x - OS 10.15 (Catalina)
* 18.x.x - OS 10.14 (Mojave)
* 17.x.x - OS 10.13 (High Sierra)
* 16.x.x - OS 10.12 (Sierra)
* ...
* 10.x.x - OS 10.6 (Snow Leopard)
*/
int
query_darwin_version ()
{
char str[256] = {0};
size_t size = sizeof(str);
if (0 == sysctlbyname ("kern.osrelease", str, &size, NULL, 0)) {
short int v[3];
if (3 == sscanf (str, "%hd.%hd.%hd", &v[0], &v[1], &v[2])) {
return v[0]; // major version only
}
} else {
struct utsname name;
uname (&name);
int v[3];
if (3 == sscanf (name.release, "%d.%d.%d", &v[0], &v[1], &v[2])) {
return v[0]; // major version only
}
if (2 == sscanf (name.release, "%d.%d", &v[0], &v[1])) {
return v[0]; // major version only
}
}
return -1;
}