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authorPeter Stephenson <pws@users.sourceforge.net>2008-08-07 16:25:14 +0000
committerPeter Stephenson <pws@users.sourceforge.net>2008-08-07 16:25:14 +0000
commit2706eac45492b0fcdfc3cf104ac947e65d09ee25 (patch)
treeff7f6e2a05231a8444589e54c95313114ebcae07 /Doc/Zsh/builtins.yo
parentc4f33330f6797d0c199abf522f79c3ccac88ed55 (diff)
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25415: Make DEBUG_BEFORE_CMD the default.
Reuse ERR_EXIT in DEBUG traps.
Clean up trapreturn code.
Diffstat (limited to 'Doc/Zsh/builtins.yo')
-rw-r--r--Doc/Zsh/builtins.yo9
1 files changed, 8 insertions, 1 deletions
diff --git a/Doc/Zsh/builtins.yo b/Doc/Zsh/builtins.yo
index bcd03be98..b14bc58fb 100644
--- a/Doc/Zsh/builtins.yo
+++ b/Doc/Zsh/builtins.yo
@@ -1304,8 +1304,15 @@ If var(sig) is tt(ZERR) then var(arg) will be executed
 after each command with a nonzero exit status.  tt(ERR) is an alias
 for tt(ZERR) on systems that have no tt(SIGERR) signal (this is the
 usual case).
+
 If var(sig) is tt(DEBUG) then var(arg) will be executed
-after each command.
+before each command if the option tt(DEBUG_BEFORE_CMD) is set
+(as it is by default), else after each command.  In the former
+case it is possible to skip the next command; see
+the description of the tt(ERR_EXIT) option in
+ifzman(zmanref(zshoptions))\
+ifnzman(noderef(Description of Options)).
+
 If var(sig) is tt(0) or tt(EXIT)
 and the tt(trap) statement is executed inside the body of a function,
 then the command var(arg) is executed after the function completes.