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macros don't need prototypes.

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This commit is contained in:
Roberto Ierusalimschy 1997-06-18 18:39:56 -03:00
parent f6d95140ae
commit b90b4bbd3a
1 changed files with 4 additions and 6 deletions
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10
zio.h
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@ -1,7 +1,7 @@
/*
* zio.h
* a generic input stream interface
* $Id: zio.h,v 1.1 1997/06/16 16:50:22 roberto Exp roberto $
* $Id: zio.h,v 1.2 1997/06/18 20:30:52 roberto Exp roberto $
*/
#ifndef zio_h
@ -17,22 +17,20 @@
#define zpopen luaz_popen
#define zsopen luaz_sopen
#define zmopen luaz_mopen
#define zread luaz_read
#define EOZ (-1) /* end of stream */
typedef struct zio ZIO;
int zgetc(ZIO* z); /* get next byte */
int zungetc(ZIO* z); /* put back last byte read */
int zread(ZIO* z, void* b, int n); /* read next n bytes */
int zclose(ZIO* z); /* close stream */
ZIO* zFopen(ZIO* z, FILE* f); /* open FILEs */
ZIO* zfopen(ZIO* z, char* s, char* m); /* file by name */
ZIO* zpopen(ZIO* z, char* s, char* m); /* pipe */
ZIO* zsopen(ZIO* z, char* s); /* string */
ZIO* zmopen(ZIO* z, char* b, int size); /* memory */
int zread(ZIO* z, void* b, int n); /* read next n bytes */
#define zgetc(z) (--(z)->n>=0 ? ((int)*(z)->p++): (z)->filbuf(z))
#define zungetc(z) (++(z)->n,--(z)->p)
#define zclose(z) (*(z)->close)(z)