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authorEelco Dolstra <e.dolstra@tudelft.nl>2012-03-05T19·29+0100
committerEelco Dolstra <e.dolstra@tudelft.nl>2012-03-05T19·29+0100
commit35355fc1fcffbe859395e360c0a6a1463f137d63 (patch)
tree0d5ed221e64ca64303c2f88dcf68cc054ba5e8e6 /src/libstore/build.cc
parent7b22bec252a155514d811a8e2acc21562ac02bd4 (diff)
Set the close-on-exec flag on file descriptors
Diffstat (limited to 'src/libstore/build.cc')
-rw-r--r--src/libstore/build.cc5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 5bdd49bac067..467f16597440 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -492,6 +492,7 @@ void UserLock::acquire()
         AutoCloseFD fd = open(fnUserLock.c_str(), O_RDWR | O_CREAT, 0600);
         if (fd == -1)
             throw SysError(format("opening user lock `%1%'") % fnUserLock);
+        closeOnExec(fd);
 
         if (lockFile(fd, ltWrite, false)) {
             fdUserLock = fd.borrow();
@@ -1792,9 +1793,6 @@ void DerivationGoal::startBuilder()
             if (chdir(tmpDir.c_str()) == -1)
                 throw SysError(format("changing into `%1%'") % tmpDir);
 
-            /* Close all other file descriptors. */
-            closeMostFDs(set<int>());
-
 #ifdef CAN_DO_LINUX32_BUILDS
             if (drv.platform == "i686-linux" && thisSystem == "x86_64-linux") {
                 if (personality(0x0008 | 0x8000000 /* == PER_LINUX32_3GB */) == -1)
@@ -2026,6 +2024,7 @@ Path DerivationGoal::openLogFile()
         O_CREAT | O_WRONLY | O_TRUNC, 0666);
     if (fdLogFile == -1)
         throw SysError(format("creating log file `%1%'") % logFileName);
+    closeOnExec(fdLogFile);
 
     return logFileName;
 }