mirror of
https://github.com/nillerusr/source-engine.git
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57 lines
1.5 KiB
OpenEdge ABL
57 lines
1.5 KiB
OpenEdge ABL
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/* -----------------------------------------------------------------------------
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* See the LICENSE file for information on copyright, usage and redistribution
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* of SWIG, and the README file for authors - http://www.swig.org/release.html.
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*
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* ports.i
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*
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* Guile typemaps for handling ports
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* ----------------------------------------------------------------------------- */
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%{
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#ifndef _POSIX_SOURCE
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/* This is needed on Solaris for fdopen(). */
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# define _POSIX_SOURCE 199506L
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#endif
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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%}
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/* This typemap for FILE * accepts
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(1) FILE * pointer objects,
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(2) Scheme file ports. In this case, it creates a temporary C stream
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which reads or writes from a dup'ed file descriptor.
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*/
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%typemap(in, doc="$NAME is a file port or a FILE * pointer") FILE *
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( int closep )
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{
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if (SWIG_ConvertPtr($input, (void**) &($1), $1_descriptor, 0) == 0) {
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closep = 0;
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}
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else if(!(SCM_FPORTP($input)))
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scm_wrong_type_arg("$name", $argnum, $input);
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else {
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int fd;
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if (SCM_OUTPUT_PORT_P($input))
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scm_force_output($input);
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fd=dup(SCM_FPORT_FDES($input));
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if(fd==-1)
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scm_misc_error("$name", strerror(errno), SCM_EOL);
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$1=fdopen(fd,
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SCM_OUTPUT_PORT_P($input)
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? (SCM_INPUT_PORT_P($input)
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? "r+" : "w")
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: "r");
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if($1==NULL)
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scm_misc_error("$name", strerror(errno), SCM_EOL);
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closep = 1;
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}
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}
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%typemap(freearg) FILE* {
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if (closep$argnum)
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fclose($1);
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}
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