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a bit oksh-inspired getn return value checking, plus some code optimisation

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tg
2015-04-19 14:40:09 +00:00
parent a1ba509bb9
commit b7332de28c
2 changed files with 11 additions and 11 deletions
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8
exec.c
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@ -23,7 +23,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.150 2015/04/19 14:23:26 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/exec.c,v 1.151 2015/04/19 14:40:08 tg Exp $");
#ifndef MKSH_DEFAULT_EXECSHELL
#define MKSH_DEFAULT_EXECSHELL "/bin/sh"
@ -1597,9 +1597,9 @@ do_selectargs(const char **ap, bool print_menu)
if (call_builtin(findcom("read", FC_BI), read_args, Tselect,
false))
return (NULL);
s = str_val(global("REPLY"));
if (*s && getn(s, &i))
return ((i >= 1 && i <= argct) ? ap[i - 1] : null);
if (*(s = str_val(global("REPLY"))))
return ((getn(s, &i) && i >= 1 && i <= argct) ?
ap[i - 1] : null);
print_menu = true;
}
}