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authorMattias Andrée <maandree@kth.se>2016-07-11 14:58:50 +0200
committerMattias Andrée <maandree@kth.se>2016-07-11 14:58:50 +0200
commit0fd708b8f1ffd099d092c02af28c79101ca58524 (patch)
tree2c06414416b4a7bf7e42bcce0f6dbedabbe57d64 /src/util.h
parentSignal the spawner when the service is initialised enough (diff)
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Place in background unless -f
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'src/util.h')
-rw-r--r--src/util.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/util.h b/src/util.h
index c44164b..25c1a71 100644
--- a/src/util.h
+++ b/src/util.h
@@ -40,3 +40,15 @@ void* memdup(const void* src, size_t n);
*/
void* nread(int fd, size_t* n);
+
+/**
+ * Duplicate a file descriptor an make sure
+ * the new file descriptor's index as a
+ * specified minimum value
+ *
+ * @param fd The file descriptor
+ * @param atleast The least acceptable new file descriptor
+ * @return The new file descriptor, -1 on error
+ */
+int dup2atleast(int fd, int atleast);
+