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Last change
on this file since 410 was 2, checked in by bird, 23 years ago |
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Initial revision
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-
Property cvs2svn:cvs-rev
set to
1.1
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Property svn:eol-style
set to
native
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Property svn:executable
set to
*
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File size:
818 bytes
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| 1 | /* @(#)fmtlib.c 1.2 */
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| 2 | #define MAXINTLENGTH 23
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| 3 | #include "config.h"
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| 4 |
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| 5 | #include "f2c.h"
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| 6 | #ifndef Allow_TYQUAD
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| 7 | #undef longint
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| 8 | #define longint long
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| 9 | #undef ulongint
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| 10 | #define ulongint unsigned long
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| 11 | #endif
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| 12 |
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| 13 | #ifdef KR_headers
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| 14 | char *f__icvt(value,ndigit,sign, base) longint value; int *ndigit,*sign;
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| 15 | register int base;
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| 16 | #else
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| 17 | char *f__icvt(longint value, int *ndigit, int *sign, int base)
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| 18 | #endif
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| 19 | {
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| 20 | static char buf[MAXINTLENGTH+1];
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| 21 | register int i;
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| 22 | ulongint uvalue;
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| 23 |
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| 24 | if(value > 0) {
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| 25 | uvalue = value;
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| 26 | *sign = 0;
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| 27 | }
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| 28 | else if (value < 0) {
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| 29 | uvalue = -value;
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| 30 | *sign = 1;
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| 31 | }
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| 32 | else {
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| 33 | *sign = 0;
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| 34 | *ndigit = 1;
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| 35 | buf[MAXINTLENGTH-1] = '0';
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| 36 | return &buf[MAXINTLENGTH-1];
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| 37 | }
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| 38 | i = MAXINTLENGTH;
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| 39 | do {
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| 40 | buf[--i] = (uvalue%base) + '0';
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| 41 | uvalue /= base;
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| 42 | }
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| 43 | while(uvalue > 0);
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| 44 | *ndigit = MAXINTLENGTH - i;
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| 45 | return &buf[i];
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| 46 | }
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