Bug #11467: Memory leak in win32 signal init

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: master
• Backport: 2.0.0: UNKNOWN, 2.1: UNKNOWN, 2.2: UNKNOWN

[scorpion007 (Alex Budovski)]

244 bytes leaked.

+     244 (    244 -      0)      1 allocs	BackTrace9C86044B
+       1 (      1 -      0)	BackTrace9C86044B	allocations

	ntdll!RtlpCallInterceptRoutine+40 (d:\blue\minkernel\ntos\rtl\heappriv.h, 3625)
	ntdll!RtlAllocateHeap+79836 (d:\blue\minkernel\ntos\rtl\heap.c, 1892)
	MSVCR120D!_heap_alloc_base+5D (f:\dd\vctools\crt\crtw32\heap\malloc.c, 58)
	MSVCR120D!_heap_alloc_dbg_impl+27B (f:\dd\vctools\crt\crtw32\misc\dbgheap.c, 431)
	MSVCR120D!_nh_malloc_dbg_impl+39 (f:\dd\vctools\crt\crtw32\misc\dbgheap.c, 239)
	MSVCR120D!_nh_malloc_dbg+49 (f:\dd\vctools\crt\crtw32\misc\dbgheap.c, 302)
	MSVCR120D!_malloc_dbg+39 (f:\dd\vctools\crt\crtw32\misc\dbgheap.c, 160)
	MSVCR120D!signal+270 (f:\dd\vctools\crt\crtw32\misc\winsig.c, 346)
	rubyprov!ruby_signal+38 (e:\dev\ruby\signal.c, 649)
	rubyprov!install_sighandler+1B (e:\dev\ruby\signal.c, 1338)
	rubyprov!Init_signal+191 (e:\dev\ruby\signal.c, 1468)
	rubyprov!rb_call_inits+9A (e:\dev\ruby\inits.c, 49)
	rubyprov!ruby_setup+C6 (e:\dev\ruby\eval.c, 63)

[jeremyevans0 (Jeremy Evans)]

• Related to Bug #11468: Two mutexes leaked in Init_Thread added

[jeremyevans0 (Jeremy Evans)]

• Status changed from Open to Feedback

Init_signal is only called once at startup. It appears the memory allocation here happens inside signal, in the MS C runtime. Does Windows provide a way to free such memory?

[jeremyevans0 (Jeremy Evans)]

• Status changed from Feedback to Closed