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diff -up shadow-4.1.5.1/libmisc/chkname.c.goodname shadow-4.1.5.1/libmisc/chkname.c
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--- shadow-4.1.5.1/libmisc/chkname.c.goodname 2009-07-13 00:24:45.000000000 +0200
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+++ shadow-4.1.5.1/libmisc/chkname.c 2012-09-19 18:43:53.492160653 +0200
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@@ -49,20 +49,28 @@
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static bool is_valid_name (const char *name)
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{
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/*
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- * User/group names must match [a-z_][a-z0-9_-]*[$]
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- */
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- if (('\0' == *name) ||
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- !((('a' <= *name) && ('z' >= *name)) || ('_' == *name))) {
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+ * User/group names must match gnu e-regex:
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+ * [a-zA-Z0-9_.][a-zA-Z0-9_.-]{0,30}[a-zA-Z0-9_.$-]?
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+ *
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+ * as a non-POSIX, extension, allow "$" as the last char for
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+ * sake of Samba 3.x "add machine script"
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+ */
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+ if ( ('\0' == *name) ||
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+ !((*name >= 'a' && *name <= 'z') ||
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+ (*name >= 'A' && *name <= 'Z') ||
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+ (*name >= '0' && *name <= '9') ||
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+ (*name == '_') || (*name == '.')
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+ )) {
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return false;
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}
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while ('\0' != *++name) {
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- if (!(( ('a' <= *name) && ('z' >= *name) ) ||
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- ( ('0' <= *name) && ('9' >= *name) ) ||
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- ('_' == *name) ||
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- ('-' == *name) ||
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- ( ('$' == *name) && ('\0' == *(name + 1)) )
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- )) {
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+ if (!( (*name >= 'a' && *name <= 'z') ||
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+ (*name >= 'A' && *name <= 'Z') ||
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+ (*name >= '0' && *name <= '9') ||
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+ (*name == '_') || (*name == '.') || (*name == '-') ||
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+ (*name == '$' && *(name + 1) == '\0')
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+ )) {
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return false;
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}
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}
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diff -up shadow-4.1.5.1/man/groupadd.8.xml.goodname shadow-4.1.5.1/man/groupadd.8.xml
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--- shadow-4.1.5.1/man/groupadd.8.xml.goodname 2012-05-25 13:45:27.000000000 +0200
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+++ shadow-4.1.5.1/man/groupadd.8.xml 2012-09-19 18:43:53.492160653 +0200
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@@ -259,12 +259,6 @@
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<refsect1 id='caveats'>
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<title>CAVEATS</title>
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<para>
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- Groupnames must start with a lower case letter or an underscore,
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- followed by lower case letters, digits, underscores, or dashes.
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- They can end with a dollar sign.
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- In regular expression terms: [a-z_][a-z0-9_-]*[$]?
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- </para>
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- <para>
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Groupnames may only be up to &GROUP_NAME_MAX_LENGTH; characters long.
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</para>
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<para>
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diff -up shadow-4.1.5.1/man/useradd.8.xml.goodname shadow-4.1.5.1/man/useradd.8.xml
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--- shadow-4.1.5.1/man/useradd.8.xml.goodname 2012-05-25 13:45:29.000000000 +0200
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+++ shadow-4.1.5.1/man/useradd.8.xml 2012-09-19 18:43:53.493160675 +0200
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@@ -366,7 +366,7 @@
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</term>
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<listitem>
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<para>
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- Do no create the user's home directory, even if the system
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+ Do not create the user's home directory, even if the system
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wide setting from <filename>/etc/login.defs</filename>
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(<option>CREATE_HOME</option>) is set to
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<replaceable>yes</replaceable>.
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@@ -654,12 +654,6 @@
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</para>
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<para>
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- Usernames must start with a lower case letter or an underscore,
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- followed by lower case letters, digits, underscores, or dashes.
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- They can end with a dollar sign.
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- In regular expression terms: [a-z_][a-z0-9_-]*[$]?
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- </para>
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- <para>
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Usernames may only be up to 32 characters long.
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</para>
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</refsect1>
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