fe460c4c53
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@5641 626c5289-ae23-0410-ae9c-e8d60b6d4f22
47 lines
1 KiB
OpenEdge ABL
47 lines
1 KiB
OpenEdge ABL
%module wrapmacro
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/* Testing techniques for wrapping macros *
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/* Here, some macros to wrap */
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%{
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#define guint16 int
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#define GUINT16_SWAP_LE_BE_CONSTANT(val) ((guint16) ( \
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(guint16) ((guint16) (val) >> 8) | \
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(guint16) ((guint16) (val) << 8)))
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#define max(a,b) ((a) > (b) ? (a) : (b))
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%}
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/* Here, the auxiliar macro to wrap a macro */
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%define %wrapmacro(type, name, lparams, lnames)
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%rename(SWIGMACRO_##name) name;
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%inline %{
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type SWIGMACRO_##name(lparams) {
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return name(lnames);
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}
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%}
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%enddef
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#define PLIST(...) __VA_ARGS__
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/* Here, wrapping the macros */
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%wrapmacro(guint16, GUINT16_SWAP_LE_BE_CONSTANT, guint16 val, val);
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%wrapmacro(int, max, PLIST(int a, int b), PLIST(a, b));
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%wrapmacro(double, max, PLIST(double a, double b), PLIST(a, b));
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/*
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Maybe in the future, a swig directive will do this easier:
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#define max(a,b) ((a) > (b) ? (a) : (b))
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%wrapmacro double max(long a, double b); // target name is 'max'
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%wrapmacro(max_i) int max(int a, int b); // changes target name to 'max_i'.
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*/
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