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26 lines
772 B
Diff
26 lines
772 B
Diff
unset on unknown variable is not an error,
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see http://www.opengroup.org/onlinepubs/009695399/utilities/unset.html
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(from PLD)
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Index: pdksh-5.2.14/c_sh.c
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===================================================================
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--- pdksh-5.2.14.orig/c_sh.c 2008-04-15 20:51:18.000000000 +0200
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+++ pdksh-5.2.14/c_sh.c 2008-04-15 20:56:22.000000000 +0200
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@@ -688,16 +688,13 @@
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if (unset_var) { /* unset variable */
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struct tbl *vp = global(id);
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- if (!(vp->flag & ISSET))
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- ret = 1;
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if ((vp->flag&RDONLY)) {
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bi_errorf("%s is read only", vp->name);
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return 1;
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}
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unset(vp, strchr(id, '[') ? 1 : 0);
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} else { /* unset function */
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- if (define(id, (struct op *) NULL))
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- ret = 1;
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+ define(id, (struct op *) NULL);
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}
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return ret;
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}
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