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author | Peter Stephenson <p.w.stephenson@ntlworld.com> | 2016-10-02 19:16:03 +0100 |
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committer | Peter Stephenson <p.w.stephenson@ntlworld.com> | 2016-10-02 19:17:19 +0100 |
commit | 6b2585147b842c69faecb136c17dbdda79b3e4b4 (patch) | |
tree | d6fff6653a7773bf525482542f6ab4b420221083 /Src | |
parent | 4f2a1810f2fa1d74008e03a09d66eaff3e5edc9e (diff) | |
download | zsh-6b2585147b842c69faecb136c17dbdda79b3e4b4.tar.gz zsh-6b2585147b842c69faecb136c17dbdda79b3e4b4.tar.xz zsh-6b2585147b842c69faecb136c17dbdda79b3e4b4.zip |
39540: "! command" should suppress ERR_EXIT and ERR_RETURN
Diffstat (limited to 'Src')
-rw-r--r-- | Src/exec.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Src/exec.c b/Src/exec.c index 2714edbcb..906cf6cca 100644 --- a/Src/exec.c +++ b/Src/exec.c @@ -1226,6 +1226,7 @@ execlist(Estate state, int dont_change_job, int exiting) } while (wc_code(code) == WC_LIST && !breaks && !retflag && !errflag) { int donedebug; + int this_noerrexit = 0; ltype = WC_LIST_TYPE(code); csp = cmdsp; @@ -1309,9 +1310,12 @@ execlist(Estate state, int dont_change_job, int exiting) goto sublist_done; } while (wc_code(code) == WC_SUBLIST) { + int isend = (WC_SUBLIST_TYPE(code) == WC_SUBLIST_END); next = state->pc + WC_SUBLIST_SKIP(code); if (!oldnoerrexit) - noerrexit = (WC_SUBLIST_TYPE(code) != WC_SUBLIST_END); + noerrexit = !isend; + if ((WC_SUBLIST_FLAGS(code) & WC_SUBLIST_NOT) && isend) + this_noerrexit = 1; switch (WC_SUBLIST_TYPE(code)) { case WC_SUBLIST_END: /* End of sublist; just execute, ignoring status. */ @@ -1427,7 +1431,7 @@ sublist_done: /* Check whether we are suppressing traps/errexit * * (typically in init scripts) and if we haven't * * already performed them for this sublist. */ - if (!noerrexit && !donetrap) { + if (!noerrexit && !this_noerrexit && !donetrap) { if (sigtrapped[SIGZERR] && lastval) { dotrap(SIGZERR); donetrap = 1; |