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26 lines
861 B
26 lines
861 B
diff -up at-3.1.10/at.c.filter-environment at-3.1.10/at.c |
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--- at-3.1.10/at.c.filter-environment 2014-10-02 10:21:01.684890331 +0200 |
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+++ at-3.1.10/at.c 2014-10-02 10:21:40.678770635 +0200 |
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@@ -388,6 +388,22 @@ writefile(time_t runtimer, char queue) |
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int export = 1; |
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char *eqp; |
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+ /* Only accept alphanumerics and underscore in variable names. |
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+ * Also require the name to not start with a digit. |
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+ * Some shells don't like other variable names. |
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+ */ |
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+ { |
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+ char *p = *atenv; |
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+ if (isdigit(*p)) |
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+ export = 0; |
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+ for (; *p != '=' && *p != '\0'; ++p) { |
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+ if (!isalnum(*p) && *p != '_') { |
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+ export = 0; |
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+ break; |
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+ } |
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+ } |
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+ } |
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+ |
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eqp = strchr(*atenv, '='); |
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if (ap == NULL) |
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eqp = *atenv;
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