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62 lines
2.7 KiB
C
62 lines
2.7 KiB
C
24 years ago
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#ifndef SCAN_H
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#define SCAN_H
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#include <sys/cdefs.h>
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#ifndef __pure__
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#define __pure__
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#endif
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#ifndef __THROW
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#define __THROW
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#endif
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/* interpret src as ASCII decimal number, write number to dest and
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* return the number of bytes that were parsed */
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extern unsigned int scan_ulong(const char *src,unsigned long *dest) __THROW;
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/* interpret src as ASCII hexadecimal number, write number to dest and
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* return the number of bytes that were parsed */
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extern unsigned int scan_xlong(const char *src,unsigned long *dest) __THROW;
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/* interpret src as ASCII octal number, write number to dest and
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* return the number of bytes that were parsed */
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extern unsigned int scan_8long(const char *src,unsigned long *dest) __THROW;
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/* interpret src as signed ASCII decimal number, write number to dest
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* and return the number of bytes that were parsed */
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extern unsigned int scan_long(const char *src,signed long *dest) __THROW;
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extern unsigned int scan_uint(const char *src,unsigned int *dest) __THROW;
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extern unsigned int scan_xint(const char *src,unsigned int *dest) __THROW;
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extern unsigned int scan_8int(const char *src,unsigned int *dest) __THROW;
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extern unsigned int scan_int(const char *src,signed int *dest) __THROW;
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extern unsigned int scan_ushort(const char *src,unsigned short *dest) __THROW;
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extern unsigned int scan_xshort(const char *src,unsigned short *dest) __THROW;
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extern unsigned int scan_8short(const char *src,unsigned short *dest) __THROW;
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extern unsigned int scan_short(const char *src,signed short *dest) __THROW;
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/* interpret src as double precision floating point number,
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* write number to dest and return the number of bytes that were parsed */
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extern unsigned int scan_double(const char *in, double *dest) __THROW;
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/* if *src=='-', set *dest to -1 and return 1.
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* if *src=='+', set *dest to 1 and return 1.
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* otherwise set *dest to 1 return 0. */
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extern unsigned int scan_plusminus(const char *src,signed int *dest) __THROW;
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/* return the highest integer n<=limit so that isspace(in[i]) for all 0<=i<=n */
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extern unsigned int scan_whitenskip(const char *in,unsigned int limit) __THROW __pure__;
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/* return the highest integer n<=limit so that !isspace(in[i]) for all 0<=i<=n */
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extern unsigned int scan_nonwhitenskip(const char *in,unsigned int limit) __THROW __pure__;
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/* return the highest integer n<=limit so that in[i] is element of
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* charset (ASCIIZ string) for all 0<=i<=n */
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extern unsigned int scan_charsetnskip(const char *in,const char *charset,unsigned int limit) __THROW __pure__;
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/* return the highest integer n<=limit so that in[i] is not element of
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* charset (ASCIIZ string) for all 0<=i<=n */
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extern unsigned int scan_noncharsetnskip(const char *in,const char *charset,unsigned int limit) __THROW __pure__;
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#endif
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