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Lines 18-30
RCSID ("$Id: chkname.c,v 1.8 2003/05/12
Link Here
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| 18 |
static int good_name (const char *name) |
18 |
static int good_name (const char *name) |
| 19 |
{ |
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{ |
| 20 |
/* |
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/* |
| 21 |
* User/group names must match [a-z_][a-z0-9_-]* |
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* User/group names must match [A-Za-z_][A-Za-z0-9_-]* |
| 22 |
*/ |
22 |
*/ |
| 23 |
if (!*name || !((*name >= 'a' && *name <= 'z') || *name == '_')) |
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if (!*name || !((*name >= 'a' && *name <= 'z') || (*name >= 'A' && *name <= 'Z') || *name == '_')) |
| 24 |
return 0; |
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return 0; |
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25 |
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| 26 |
while (*++name) { |
26 |
while (*++name) { |
| 27 |
if (!((*name >= 'a' && *name <= 'z') || |
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if (!((*name >= 'a' && *name <= 'z') || |
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(*name >= 'A' && *name <= 'Z') || |
| 28 |
(*name >= '0' && *name <= '9') || |
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(*name >= '0' && *name <= '9') || |
| 29 |
*name == '_' || *name == '-' || |
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*name == '_' || *name == '-' || |
| 30 |
(*name == '$' && *(name + 1) == '\0'))) |
31 |
(*name == '$' && *(name + 1) == '\0'))) |
