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GeezerVison is showing github.com — [[ LCB ]] Add constant formalism for binary module format versioning. · livecode/livecode@0ae0416

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libscript/src

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`‎libscript/src/script-builder.cpp‎`

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+2-2Lines changed: 2 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -148,8 +148,8 @@ bool MCScriptEndModule(MCScriptModuleBuilderRef self, MCStreamRef p_stream)`
`148`	`148`	`byte_t t_header[4];`
`149`	`149`	`t_header[0] = 'L';`
`150`	`150`	`t_header[1] = 'C';`
`151`		`- t_header[2] = 0;`
`152`		`- t_header[3] = 0;`
	`151`	`+ t_header[2] = ((kMCScriptCurrentModuleVersion & 0xFF) >> 0);`
	`152`	`+ t_header[3] = ((kMCScriptCurrentModuleVersion & 0xFF) >> 8);`
`153`	`153`
`154`	`154`	`t_success = MCStreamWrite(p_stream, t_header, 4) &&`
`155`	`155`	`MCScriptWriteRawModule(p_stream, &self -> module);`

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`‎libscript/src/script-module.cpp‎`

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+2-2Lines changed: 2 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -427,8 +427,8 @@ bool MCScriptCreateModuleFromStream(MCStreamRef stream, MCScriptModuleRef& r_mod`
`427`	`427`
`428`	`428`	`if (t_header[0] != 'L' \|\|`
`429`	`429`	`t_header[1] != 'C' \|\|`
`430`		`- t_header[2] != 0x00 \|\|`
`431`		`- t_header[3] != 0x00)`
	`430`	`+ t_header[2] != (kMCScriptCurrentModuleVersion & 0xFF) \|\|`
	`431`	`+ t_header[3] != ((kMCScriptCurrentModuleVersion >> 8) & 0xFF))`
`432`	`432`	`return false;`
`433`	`433`
`434`	`434`	`MCScriptModule *t_module;`

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`‎libscript/src/script-private.h‎`

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+12Lines changed: 12 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -565,6 +565,18 @@ bool MCScriptBytecodeIterate(byte_t& x_bytecode, byte_t p_bytecode_limit, MCSc`
`565`	`565`	`// byte version[1]`
`566`	`566`	`// <pickle of module struct>`
`567`	`567`
	`568`	`+// The module version will be incremented for every public release of the libscript`
	`569`	`+// which occurs in which the module binary format changes.`
	`570`	`+//`
	`571`	`+// We will only aim to support module formats which have been released as final and`
	`572`	`+// stable.`
	`573`	`+//`
	`574`	`+// The following constants keep track of, and should be updated to reflect the meaning`
	`575`	`+// of each module version.`
	`576`	`+`
	`577`	`+#define kMCScriptModuleVersion_8_0_0_DP_1 0`
	`578`	`+#define kMCScriptCurrentModuleVersion kMCScriptModuleVersion_8_0_0_DP_1`
	`579`	`+`
`568`	`580`	`////////////////////////////////////////////////////////////////////////////////`
`569`	`581`
`570`	`582`	`#endif`

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