* gnu/packages/cpp.scm (sajson): New variable. Signed-off-by: Liliana Marie Prikler <liliana.prikler@gmail.com>
		
			
				
	
	
		
			45 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			45 lines
		
	
	
	
		
			1.7 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| This patch is from the upstream pull request
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| https://github.com/chadaustin/sajson/pull/54.
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| It fixes linking with GCC.
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| 
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| diff --git a/include/sajson.h b/include/sajson.h
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| index 8b4e05a..1bd045b 100644
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| --- a/include/sajson.h
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| +++ b/include/sajson.h
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| @@ -138,12 +138,17 @@ constexpr inline size_t make_element(tag t, size_t value) {
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|  // header. This trick courtesy of Rich Geldreich's Purple JSON parser.
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|  template <typename unused = void>
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|  struct globals_struct {
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| +    static const unsigned char parse_flags[256];
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| +};
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| +typedef globals_struct<> globals;
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| +
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|  // clang-format off
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|  
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|      // bit 0 (1) - set if: plain ASCII string character
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|      // bit 1 (2) - set if: whitespace
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|      // bit 4 (0x10) - set if: 0-9 e E .
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| -    constexpr static const uint8_t parse_flags[256] = {
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| +    template <typename unused>
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| +    const unsigned char globals_struct<unused>::parse_flags[256] = {
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|       // 0    1    2    3    4    5    6    7      8    9    A    B    C    D    E    F
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|          0,   0,   0,   0,   0,   0,   0,   0,     0,   2,   2,   0,   0,   2,   0,   0, // 0
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|          0,   0,   0,   0,   0,   0,   0,   0,     0,   0,   0,   0,   0,   0,   0,   0, // 1
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| @@ -162,15 +167,13 @@ struct globals_struct {
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|      };
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|  
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|  // clang-format on
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| -};
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| -typedef globals_struct<> globals;
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|  
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| -constexpr inline bool is_plain_string_character(char c) {
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| +inline bool is_plain_string_character(char c) {
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|      // return c >= 0x20 && c <= 0x7f && c != 0x22 && c != 0x5c;
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|      return (globals::parse_flags[static_cast<unsigned char>(c)] & 1) != 0;
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|  }
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|  
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| -constexpr inline bool is_whitespace(char c) {
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| +inline bool is_whitespace(char c) {
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|      // return c == '\r' || c == '\n' || c == '\t' || c == ' ';
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|      return (globals::parse_flags[static_cast<unsigned char>(c)] & 2) != 0;
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|  }
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