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authorPeter Stephenson <p.w.stephenson@ntlworld.com>2014-12-07 16:24:19 +0000
committerPeter Stephenson <pws@zsh.org>2014-12-11 09:41:17 +0000
commitd067ebcacd55472f720b2765ec686a69b25c9a90 (patch)
treec22b23a3812456939b9cf284c6ccba1249636443 /Src/params.c
parent247f7548dc760184dae090834d4a050f4ce32d98 (diff)
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33876: etc.: Separate errors and keyboards interrupts
Combination of 12 commits from interrupt_abort branch.

Basic strategy is to introduce bits to errflag and to set and
reset them separately.

Remove interrupt status on return to main keymap.

Turn off ERRFLAG_INT for always block.

Restore bit thereafter: we probably need a new variable in order
to allow user interrupts to be reset in the always block.

Add TRY_BLOCK_INTERRUPT

This works the same as TRY_BLOCK_ERROR, but for a SIGINT, too.

Ensure propagation of SIGINT from exited job.

If received by foreground job, shell uses ERRFLAG_INT, not
ERRFLAG_ERROR, to set the new state.

Reset errflag before precmd()

Add always block in _main_completion to fix ZLS_COLORS

Ensures we get the right state of $ZLS_COLORS at the end of _main_complete
even if there's an interrupt.  However, the "right state" is a bit messy
as it depends on styles.
Diffstat (limited to 'Src/params.c')
-rw-r--r--Src/params.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/Src/params.c b/Src/params.c
index 61edc5d08..79088d162 100644
--- a/Src/params.c
+++ b/Src/params.c
@@ -331,6 +331,7 @@ IPDEF5("SHLVL", &shlvl, varinteger_gsu),
 #define IPDEF6(A,B,F) {{NULL,A,PM_INTEGER|PM_SPECIAL|PM_DONTIMPORT},BR((void *)B),GSU(F),10,0,NULL,NULL,NULL,0}
 IPDEF6("OPTIND", &zoptind, varinteger_gsu),
 IPDEF6("TRY_BLOCK_ERROR", &try_errflag, varinteger_gsu),
+IPDEF6("TRY_BLOCK_INTERRUPT", &try_interrupt, varinteger_gsu),
 
 #define IPDEF7(A,B) {{NULL,A,PM_SCALAR|PM_SPECIAL},BR((void *)B),GSU(varscalar_gsu),0,0,NULL,NULL,NULL,0}
 #define IPDEF7U(A,B) {{NULL,A,PM_SCALAR|PM_SPECIAL|PM_UNSET},BR((void *)B),GSU(varscalar_gsu),0,0,NULL,NULL,NULL,0}
@@ -2654,7 +2655,7 @@ assignsparam(char *s, char *val, int flags)
     if (!isident(s)) {
 	zerr("not an identifier: %s", s);
 	zsfree(val);
-	errflag = 1;
+	errflag |= ERRFLAG_ERROR;
 	return NULL;
     }
     queue_signals();
@@ -2783,7 +2784,7 @@ assignaparam(char *s, char **val, int flags)
     if (!isident(s)) {
 	zerr("not an identifier: %s", s);
 	freearray(val);
-	errflag = 1;
+	errflag |= ERRFLAG_ERROR;
 	return NULL;
     }
     queue_signals();
@@ -2799,7 +2800,7 @@ assignaparam(char *s, char **val, int flags)
 	    zerr("%s: attempt to set slice of associative array",
 		 v->pm->node.nam);
 	    freearray(val);
-	    errflag = 1;
+	    errflag |= ERRFLAG_ERROR;
 	    return NULL;
 	}
 	v = NULL;
@@ -2870,13 +2871,13 @@ sethparam(char *s, char **val)
     if (!isident(s)) {
 	zerr("not an identifier: %s", s);
 	freearray(val);
-	errflag = 1;
+	errflag |= ERRFLAG_ERROR;
 	return NULL;
     }
     if (strchr(s, '[')) {
 	freearray(val);
 	zerr("nested associative arrays not yet supported");
-	errflag = 1;
+	errflag |= ERRFLAG_ERROR;
 	return NULL;
     }
     if (unset(EXECOPT))
@@ -2916,7 +2917,7 @@ setnparam(char *s, mnumber val)
 
     if (!isident(s)) {
 	zerr("not an identifier: %s", s);
-	errflag = 1;
+	errflag |= ERRFLAG_ERROR;
 	return NULL;
     }
     if (unset(EXECOPT))