| 28 |
|
#include <sys/sysctl.h> |
| 29 |
|
#endif |
| 30 |
|
|
| 31 |
< |
__RCSID("$MirOS: src/bin/mksh/var.c,v 1.181 2014/09/03 19:22:51 tg Exp $"); |
| 31 |
> |
__RCSID("$MirOS: src/bin/mksh/var.c,v 1.182 2014/10/03 17:20:03 tg Exp $"); |
| 32 |
|
|
| 33 |
|
/*- |
| 34 |
|
* Variables |
| 751 |
|
} |
| 752 |
|
val += len; |
| 753 |
|
} |
| 754 |
< |
if (val[0] == '=' || (val[0] == '+' && val[1] == '=')) { |
| 754 |
> |
if (val[0] == '=') { |
| 755 |
|
strndupx(tvar, var, val - var, ATEMP); |
| 756 |
< |
if (*val++ == '+') { |
| 757 |
< |
++val; |
| 758 |
< |
vappend = true; |
| 759 |
< |
} |
| 760 |
< |
} else if ((val[0] != '\0') || (set & IMPORT)) { |
| 761 |
< |
/* |
| 762 |
< |
* must have a = when setting a variable by importing |
| 763 |
< |
* the original environment, otherwise be empty; we |
| 764 |
< |
* also end up here when a variable name was invalid |
| 765 |
< |
*/ |
| 756 |
> |
++val; |
| 757 |
> |
} else if (set & IMPORT) { |
| 758 |
> |
/* environment invalid variable name or no assignment */ |
| 759 |
> |
return (NULL); |
| 760 |
> |
} else if (val[0] == '+' && val[1] == '=') { |
| 761 |
> |
strndupx(tvar, var, val - var, ATEMP); |
| 762 |
> |
val += 2; |
| 763 |
> |
vappend = true; |
| 764 |
> |
} else if (val[0] != '\0') { |
| 765 |
> |
/* other invalid variable names (not from environment) */ |
| 766 |
|
return (NULL); |
| 767 |
|
} else { |
| 768 |
|
/* just varname with no value part nor equals sign */ |
