AxioDL/metaforce
2
0
Fork 0
mirror of https://github.com/AxioDL/metaforce.git synced 2025-12-08 21:07:42 +00:00
Code Issues Projects Releases Wiki Activity

Ensure pipes aren't duplicated between blender instances

Browse Source
This commit is contained in:
Jack Andersen
2019-02-24 00:14:44 -10:00
parent 470182de06
commit a9254f6643
3 changed files with 156 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
hecl/lib/Blender/Connection.cpp
View File

@@ -20,6 +20,12 @@
#if _WIN32
#include <io.h>
#include <fcntl.h>
#else
#include <unistd.h>
#if __linux__ || __APPLE__
extern "C" int rep_closefrom(int lower);
#define closefrom rep_closefrom
#endif
#endif
#undef min
@@ -385,8 +391,13 @@ Connection::Connection(int verbosityLevel) {
#else
pid_t pid = fork();
if (!pid) {
close(m_writepipe[1]);
close(m_readpipe[0]);
/* Close all file descriptors besides those this blender instance uses */
int upper_fd = std::max(m_writepipe[0], m_readpipe[1]);
for (int i = 3; i < upper_fd; ++i) {
if (i != m_writepipe[0] && i != m_readpipe[1])
close(i);
}
closefrom(upper_fd + 1);
if (verbosityLevel == 0) {
int devNull = open("/dev/null", O_WRONLY);