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51 lines
1.0 KiB
C
51 lines
1.0 KiB
C
/*
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** mwfopenrf - Open resource fork as stdio file for CodeWarrior.
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**
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** Jack Jansen, CWI, August 1995.
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*/
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#if defined(__MWERKS__) && !defined(USE_GUSI)
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#include <stdio.h>
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#include <unix.h>
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#include <errno.h>
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#include "errno_unix.h"
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FILE *
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fopenRF(name, mode)
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char *name;
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char *mode;
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{
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int fd;
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int modebits = -1;
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int extramodebits = 0;
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char *modep;
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for(modep=mode; *modep; modep++) {
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switch(*modep) {
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case 'r': modebits = O_RDONLY; break;
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case 'w': modebits = O_WRONLY; extramodebits |= O_CREAT|O_TRUNC; break;
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case 'a': modebits = O_RDONLY;
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extramodebits |= O_CREAT|O_APPEND;
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extramodebits &= ~O_TRUNC;
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break;
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case '+': modebits = O_RDWR;
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extramodebits &= ~O_TRUNC;
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break;
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case 'b': extramodebits |= O_BINARY;
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break;
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default:
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errno = EINVAL;
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return NULL;
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}
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}
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if ( modebits == -1 ) {
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errno = EINVAL;
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return NULL;
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}
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fd = open(name, modebits|extramodebits|O_RSRC);
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if ( fd < 0 )
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return NULL;
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return fdopen(fd, mode);
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}
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#endif /* __MWERKS__ */
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