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41 lines
1.4 KiB
41 lines
1.4 KiB
2 years ago
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# @FUNCTION: tribits_strip_quotes_from_str()
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#
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# Remove one set of quotes from the outside of a string if they exist.
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#
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# Usage::
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#
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# tribits_strip_quotes_from_str(<str_in> <str_var_out>)
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#
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# If ``<str_in>`` does not contain a quote char ``'"'`` as the first and last
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# char, then the original ``<str_in>`` is returned in ``<str_var_out>``.
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#
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function(tribits_strip_quotes_from_str str_in str_var_out)
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#print_var(str_in)
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string(LENGTH "${str_in}" str_len)
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#print_var(str_len)
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if (str_len LESS 2)
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# Can't have two parath \" chars of does not have 2 chars!
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set(${str_var_out} "${str_in}" PARENT_SCOPE)
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return()
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endif()
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math(EXPR str_len_less_1 "${str_len} - 1")
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math(EXPR str_len_less_2 "${str_len} - 2")
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#print_var(str_len_less_1)
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#print_var(str_len_less_2)
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string(SUBSTRING "${str_in}" 0 1 str_first_char)
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#print_var(str_first_char)
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if (str_len_less_1 GREATER 0)
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string(SUBSTRING "${str_in}" ${str_len_less_1} 1 str_last_char)
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#print_var(str_last_char)
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if (str_first_char STREQUAL "\"" AND str_last_char STREQUAL "\"")
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string(SUBSTRING "${str_in}" 1 ${str_len_less_2} str_parath_removed)
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#print_var(str_parath_removed)
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set(${str_var_out} "${str_parath_removed}" PARENT_SCOPE)
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return()
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endif()
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endif()
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# If we get here, there were not \" chars as the first and last char so
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# return the entire input string!
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set(${str_var_out} "${str_in}" PARENT_SCOPE)
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endfunction()
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