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Implement getPath on BSDs
--- shared/offline_compiler/source/utilities/linux/get_path.cpp.orig 2020-02-28 16:16:42 UTC
+++ shared/offline_compiler/source/utilities/linux/get_path.cpp
@@ -10,11 +10,33 @@
#include <sys/types.h>
#include <unistd.h>
+#if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__NetBSD__)
+#include <sys/sysctl.h>
+#endif
+
std::string getPath() {
+#if defined(KERN_PROC_PATHNAME)
+ char exepath[PATH_MAX + 1] = {0};
+ size_t len = sizeof(exepath);
+ int mib[] = {
+ CTL_KERN,
+#if defined(__NetBSD__)
+ KERN_PROC_ARGS,
+ -1,
+ KERN_PROC_PATHNAME,
+#else
+ KERN_PROC,
+ KERN_PROC_PATHNAME,
+ -1,
+#endif
+ };
+ if (sysctl(mib, sizeof(mib)/sizeof(mib[0]), exepath, &len, NULL, 0) != -1) {
+#else // Linux
char exepath[128] = {0};
std::stringstream ss;
ss << "/proc/" << getpid() << "/exe";
if (readlink(ss.str().c_str(), exepath, 128) != -1) {
+#endif
std::string path = std::string(exepath);
path = path.substr(0, path.find_last_of('/') + 1);
return path;
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