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Reset signal handler to SIG_DFL on a call to raise()

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git-svn-id: svn://svn.cc65.org/cc65/trunk@2018 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz
2003-03-14 00:08:35 +00:00
parent c556f14e66
commit 722581ecee
1 changed files with 10 additions and 0 deletions
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10
libsrc/common/raise.s
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@@ -29,6 +29,15 @@ _raise:
lda sigtable+1,x lda sigtable+1,x
sta jmpvec+2 sta jmpvec+2
; Reset the signal handler to SIG_DFL (I don't like this because it may
; introduce race conditions, but it's the simplest way to satisfy the
; standard).
lda #<__sig_dfl
sta sigtable,x
lda #>__sig_dfl
sta sigtable+1,x
; Restore the signal number and call the function ; Restore the signal number and call the function
pla ; Low byte pla ; Low byte
@@ -42,3 +51,4 @@ _raise:
invalidsig: invalidsig:
rts rts