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authorBarton E. Schaefer <schaefer@zsh.org>2014-11-06 10:50:20 -0800
committerBarton E. Schaefer <schaefer@zsh.org>2014-11-06 10:50:20 -0800
commit7abd611a2396bad9d93d18681a2c59cb1ea0e158 (patch)
tree4583f98eb9a695015fb3faba1af8ffd8b7074d6c
parentc7ff843ecf60ab74ce98929e45029b1aef5014e1 (diff)
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33614 (based on RedHat BZ-978613): signal safety when updating global state in execshfunc()
-rw-r--r--ChangeLog5
-rw-r--r--Src/exec.c6
2 files changed, 11 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index cb739d5a1..9c772c7d0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-11-06  Barton E. Schaefer  <schaefer@zsh.org>
+
+	* 33614 (based on RedHat BZ-978613): Src/exec.c: signal safety
+	when updating global state in execshfunc()
+
 2014-11-05  Oliver Kiddle  <opk@zsh.org>
 
 	* 33604: Src/Zle/zle_utils.c, Src/Zle/zle_vi.c, Test/X02zlevi.ztst:
diff --git a/Src/exec.c b/Src/exec.c
index d2d4e800b..042215d34 100644
--- a/Src/exec.c
+++ b/Src/exec.c
@@ -4555,6 +4555,7 @@ execshfunc(Shfunc shf, LinkList args)
 	fputc('\n', xtrerr);
 	fflush(xtrerr);
     }
+    queue_signals();
     ocs = cmdstack;
     ocsp = cmdsp;
     cmdstack = (unsigned char *) zalloc(CMDSTACKSZ);
@@ -4562,7 +4563,11 @@ execshfunc(Shfunc shf, LinkList args)
     if ((osfc = sfcontext) == SFC_NONE)
 	sfcontext = SFC_DIRECT;
     xtrerr = stderr;
+    unqueue_signals();
+
     doshfunc(shf, args, 0);
+
+    queue_signals();
     sfcontext = osfc;
     free(cmdstack);
     cmdstack = ocs;
@@ -4570,6 +4575,7 @@ execshfunc(Shfunc shf, LinkList args)
 
     if (!list_pipe)
 	deletefilelist(last_file_list, 0);
+    unqueue_signals();
 }
 
 /*