diff options
author | Rémi Verschelde <rverschelde@gmail.com> | 2019-04-19 11:42:58 +0200 |
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committer | Rémi Verschelde <rverschelde@gmail.com> | 2019-04-19 11:42:58 +0200 |
commit | 6640f397f15b4179a7283b27c060d3f4f7c9917a (patch) | |
tree | 253f8d6f1b38ec07eade7e249472500174324699 /thirdparty/thekla_atlas/nvcore/scanf.c | |
parent | 1b3ea697c5dcbbb2feb0f96204de257532edaf0c (diff) |
Drop unused thekla_atlas dependency
Since f12cb82 @reduz dropped the use of the thirdparty thekla_atlas
library, which is replaced by xatlas.
Fixes #28180.
Fixes #28182.
Diffstat (limited to 'thirdparty/thekla_atlas/nvcore/scanf.c')
-rw-r--r-- | thirdparty/thekla_atlas/nvcore/scanf.c | 641 |
1 files changed, 0 insertions, 641 deletions
diff --git a/thirdparty/thekla_atlas/nvcore/scanf.c b/thirdparty/thekla_atlas/nvcore/scanf.c deleted file mode 100644 index bf9d293154..0000000000 --- a/thirdparty/thekla_atlas/nvcore/scanf.c +++ /dev/null @@ -1,641 +0,0 @@ -/*- - * Copyright (c) 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Chris Torek. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * From: Id: vfscanf.c,v 1.13 1998/09/25 12:20:27 obrien Exp - * From: static char sccsid[] = "@(#)strtol.c 8.1 (Berkeley) 6/4/93"; - * From: static char sccsid[] = "@(#)strtoul.c 8.1 (Berkeley) 6/4/93"; - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stdarg.h> -#include <ctype.h> -#include <string.h> - -#ifdef __cplusplus -extern "C" { -#endif - -#pragma warning(disable : 4244) // conversion from '*' to '*', possible loss of data -#pragma warning(disable : 4018) // signed/unsigned mismatch -#pragma warning(disable : 4267) // '=' : conversion from 'size_t' to 'int', possible loss of data - -#define strtoq _strtoi64 -#define strtouq _strtoui64 -#define bcopy(b1,b2,len) (memmove((b2), (b1), (len)), (void) 0) - -typedef int long long quad_t; -typedef unsigned long long u_quad_t; -typedef unsigned char u_char; - -#define BUF 32 /* Maximum length of numeric string. */ - -/* - * Flags used during conversion. - */ -#define LONG 0x01 /* l: long or double */ -#define SHORT 0x04 /* h: short */ -#define SUPPRESS 0x08 /* suppress assignment */ -#define POINTER 0x10 /* weird %p pointer (`fake hex') */ -#define NOSKIP 0x20 /* do not skip blanks */ -#define QUAD 0x400 - -/* - * The following are used in numeric conversions only: - * SIGNOK, NDIGITS, DPTOK, and EXPOK are for floating point; - * SIGNOK, NDIGITS, PFXOK, and NZDIGITS are for integral. - */ -#define SIGNOK 0x40 /* +/- is (still) legal */ -#define NDIGITS 0x80 /* no digits detected */ - -#define DPTOK 0x100 /* (float) decimal point is still legal */ -#define EXPOK 0x200 /* (float) exponent (e+3, etc) still legal */ - -#define PFXOK 0x100 /* 0x prefix is (still) legal */ -#define NZDIGITS 0x200 /* no zero digits detected */ - -/* - * Conversion types. - */ -#define CT_CHAR 0 /* %c conversion */ -#define CT_CCL 1 /* %[...] conversion */ -#define CT_STRING 2 /* %s conversion */ -#define CT_INT 3 /* integer, i.e., strtoq or strtouq */ -typedef u_quad_t (*ccfntype)(const char *, char **, int); - -static const u_char *__sccl(char *, const u_char *); - -int -vsscanf(const char *inp, char const *fmt0, va_list ap) -{ - int inr; - const u_char *fmt = (const u_char *)fmt0; - int c; /* character from format, or conversion */ - size_t width; /* field width, or 0 */ - char *p; /* points into all kinds of strings */ - int n; /* handy integer */ - int flags; /* flags as defined above */ - char *p0; /* saves original value of p when necessary */ - int nassigned; /* number of fields assigned */ - int nconversions; /* number of conversions */ - int nread; /* number of characters consumed from fp */ - int base; /* base argument to strtoq/strtouq */ - ccfntype ccfn; /* conversion function (strtoq/strtouq) */ - char ccltab[256]; /* character class table for %[...] */ - char buf[BUF]; /* buffer for numeric conversions */ - - /* `basefix' is used to avoid `if' tests in the integer scanner */ - static short basefix[17] = - { 10, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }; - - inr = strlen(inp); - - nassigned = 0; - nconversions = 0; - nread = 0; - base = 0; /* XXX just to keep gcc happy */ - ccfn = NULL; /* XXX just to keep gcc happy */ - for (;;) { - c = *fmt++; - if (c == 0) - return (nassigned); - if (isspace(c)) { - while (inr > 0 && isspace(*inp)) - nread++, inr--, inp++; - continue; - } - if (c != '%') - goto literal; - width = 0; - flags = 0; - /* - * switch on the format. continue if done; - * break once format type is derived. - */ -again: c = *fmt++; - switch (c) { - case '%': -literal: - if (inr <= 0) - goto input_failure; - if (*inp != c) - goto match_failure; - inr--, inp++; - nread++; - continue; - - case '*': - flags |= SUPPRESS; - goto again; - case 'l': - flags |= LONG; - goto again; - case 'q': - flags |= QUAD; - goto again; - case 'h': - flags |= SHORT; - goto again; - - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - width = width * 10 + c - '0'; - goto again; - - /* - * Conversions. - * - */ - case 'd': - c = CT_INT; - ccfn = (ccfntype)strtoq; - base = 10; - break; - - case 'i': - c = CT_INT; - ccfn = (ccfntype)strtoq; - base = 0; - break; - - case 'o': - c = CT_INT; - ccfn = strtouq; - base = 8; - break; - - case 'u': - c = CT_INT; - ccfn = strtouq; - base = 10; - break; - - case 'x': - flags |= PFXOK; /* enable 0x prefixing */ - c = CT_INT; - ccfn = strtouq; - base = 16; - break; - - case 's': - c = CT_STRING; - break; - - case '[': - fmt = __sccl(ccltab, fmt); - flags |= NOSKIP; - c = CT_CCL; - break; - - case 'c': - flags |= NOSKIP; - c = CT_CHAR; - break; - - case 'p': /* pointer format is like hex */ - flags |= POINTER | PFXOK; - c = CT_INT; - ccfn = strtouq; - base = 16; - break; - - case 'n': - nconversions++; - if (flags & SUPPRESS) /* ??? */ - continue; - if (flags & SHORT) - *va_arg(ap, short *) = nread; - else if (flags & LONG) - *va_arg(ap, long *) = nread; - else if (flags & QUAD) - *va_arg(ap, quad_t *) = nread; - else - *va_arg(ap, int *) = nread; - continue; - } - - /* - * We have a conversion that requires input. - */ - if (inr <= 0) - goto input_failure; - - /* - * Consume leading white space, except for formats - * that suppress this. - */ - if ((flags & NOSKIP) == 0) { - while (isspace(*inp)) { - nread++; - if (--inr > 0) - inp++; - else - goto input_failure; - } - /* - * Note that there is at least one character in - * the buffer, so conversions that do not set NOSKIP - * can no longer result in an input failure. - */ - } - - /* - * Do the conversion. - */ - switch (c) { - - case CT_CHAR: - /* scan arbitrary characters (sets NOSKIP) */ - if (width == 0) - width = 1; - if (flags & SUPPRESS) { - size_t sum = 0; - for (;;) { - if ((n = inr) < width) { - sum += n; - width -= n; - inp += n; - if (sum == 0) - goto input_failure; - break; - } else { - sum += width; - inr -= width; - inp += width; - break; - } - } - nread += sum; - } else { - bcopy(inp, va_arg(ap, char *), width); - inr -= width; - inp += width; - nread += width; - nassigned++; - } - nconversions++; - break; - - case CT_CCL: - /* scan a (nonempty) character class (sets NOSKIP) */ - if (width == 0) - width = (size_t)~0; /* `infinity' */ - /* take only those things in the class */ - if (flags & SUPPRESS) { - n = 0; - while (ccltab[(unsigned char)*inp]) { - n++, inr--, inp++; - if (--width == 0) - break; - if (inr <= 0) { - if (n == 0) - goto input_failure; - break; - } - } - if (n == 0) - goto match_failure; - } else { - p0 = p = va_arg(ap, char *); - while (ccltab[(unsigned char)*inp]) { - inr--; - *p++ = *inp++; - if (--width == 0) - break; - if (inr <= 0) { - if (p == p0) - goto input_failure; - break; - } - } - n = p - p0; - if (n == 0) - goto match_failure; - *p = 0; - nassigned++; - } - nread += n; - nconversions++; - break; - - case CT_STRING: - /* like CCL, but zero-length string OK, & no NOSKIP */ - if (width == 0) - width = (size_t)~0; - if (flags & SUPPRESS) { - n = 0; - while (!isspace(*inp)) { - n++, inr--, inp++; - if (--width == 0) - break; - if (inr <= 0) - break; - } - nread += n; - } else { - p0 = p = va_arg(ap, char *); - while (!isspace(*inp)) { - inr--; - *p++ = *inp++; - if (--width == 0) - break; - if (inr <= 0) - break; - } - *p = 0; - nread += p - p0; - nassigned++; - } - nconversions++; - continue; - - case CT_INT: - /* scan an integer as if by strtoq/strtouq */ -#ifdef hardway - if (width == 0 || width > sizeof(buf) - 1) - width = sizeof(buf) - 1; -#else - /* size_t is unsigned, hence this optimisation */ - if (--width > sizeof(buf) - 2) - width = sizeof(buf) - 2; - width++; -#endif - flags |= SIGNOK | NDIGITS | NZDIGITS; - for (p = buf; width; width--) { - c = *inp; - /* - * Switch on the character; `goto ok' - * if we accept it as a part of number. - */ - switch (c) { - - /* - * The digit 0 is always legal, but is - * special. For %i conversions, if no - * digits (zero or nonzero) have been - * scanned (only signs), we will have - * base==0. In that case, we should set - * it to 8 and enable 0x prefixing. - * Also, if we have not scanned zero digits - * before this, do not turn off prefixing - * (someone else will turn it off if we - * have scanned any nonzero digits). - */ - case '0': - if (base == 0) { - base = 8; - flags |= PFXOK; - } - if (flags & NZDIGITS) - flags &= ~(SIGNOK|NZDIGITS|NDIGITS); - else - flags &= ~(SIGNOK|PFXOK|NDIGITS); - goto ok; - - /* 1 through 7 always legal */ - case '1': case '2': case '3': - case '4': case '5': case '6': case '7': - base = basefix[base]; - flags &= ~(SIGNOK | PFXOK | NDIGITS); - goto ok; - - /* digits 8 and 9 ok iff decimal or hex */ - case '8': case '9': - base = basefix[base]; - if (base <= 8) - break; /* not legal here */ - flags &= ~(SIGNOK | PFXOK | NDIGITS); - goto ok; - - /* letters ok iff hex */ - case 'A': case 'B': case 'C': - case 'D': case 'E': case 'F': - case 'a': case 'b': case 'c': - case 'd': case 'e': case 'f': - /* no need to fix base here */ - if (base <= 10) - break; /* not legal here */ - flags &= ~(SIGNOK | PFXOK | NDIGITS); - goto ok; - - /* sign ok only as first character */ - case '+': case '-': - if (flags & SIGNOK) { - flags &= ~SIGNOK; - goto ok; - } - break; - - /* x ok iff flag still set & 2nd char */ - case 'x': case 'X': - if (flags & PFXOK && p == buf + 1) { - base = 16; /* if %i */ - flags &= ~PFXOK; - goto ok; - } - break; - } - - /* - * If we got here, c is not a legal character - * for a number. Stop accumulating digits. - */ - break; - ok: - /* - * c is legal: store it and look at the next. - */ - *p++ = c; - if (--inr > 0) - inp++; - else - break; /* end of input */ - } - /* - * If we had only a sign, it is no good; push - * back the sign. If the number ends in `x', - * it was [sign] '0' 'x', so push back the x - * and treat it as [sign] '0'. - */ - if (flags & NDIGITS) { - if (p > buf) { - inp--; - inr++; - } - goto match_failure; - } - c = ((u_char *)p)[-1]; - if (c == 'x' || c == 'X') { - --p; - inp--; - inr++; - } - if ((flags & SUPPRESS) == 0) { - u_quad_t res; - - *p = 0; - res = (*ccfn)(buf, (char **)NULL, base); - if (flags & POINTER) - *va_arg(ap, void **) = - (void *)(uintptr_t)res; - else if (flags & SHORT) - *va_arg(ap, short *) = res; - else if (flags & LONG) - *va_arg(ap, long *) = res; - else if (flags & QUAD) - *va_arg(ap, quad_t *) = res; - else - *va_arg(ap, int *) = res; - nassigned++; - } - nread += p - buf; - nconversions++; - break; - - } - } -input_failure: - return (nconversions != 0 ? nassigned : -1); -match_failure: - return (nassigned); -} - - -/* - * Fill in the given table from the scanset at the given format - * (just after `['). Return a pointer to the character past the - * closing `]'. The table has a 1 wherever characters should be - * considered part of the scanset. - */ -static const u_char * -__sccl(char *tab, const u_char *fmt) -{ - int c, n, v; - - /* first `clear' the whole table */ - c = *fmt++; /* first char hat => negated scanset */ - if (c == '^') { - v = 1; /* default => accept */ - c = *fmt++; /* get new first char */ - } else - v = 0; /* default => reject */ - - /* XXX: Will not work if sizeof(tab*) > sizeof(char) */ - for (n = 0; n < 256; n++) - tab[n] = v; /* memset(tab, v, 256) */ - - if (c == 0) - return (fmt - 1);/* format ended before closing ] */ - - /* - * Now set the entries corresponding to the actual scanset - * to the opposite of the above. - * - * The first character may be ']' (or '-') without being special; - * the last character may be '-'. - */ - v = 1 - v; - for (;;) { - tab[c] = v; /* take character c */ -doswitch: - n = *fmt++; /* and examine the next */ - switch (n) { - - case 0: /* format ended too soon */ - return (fmt - 1); - - case '-': - /* - * A scanset of the form - * [01+-] - * is defined as `the digit 0, the digit 1, - * the character +, the character -', but - * the effect of a scanset such as - * [a-zA-Z0-9] - * is implementation defined. The V7 Unix - * scanf treats `a-z' as `the letters a through - * z', but treats `a-a' as `the letter a, the - * character -, and the letter a'. - * - * For compatibility, the `-' is not considerd - * to define a range if the character following - * it is either a close bracket (required by ANSI) - * or is not numerically greater than the character - * we just stored in the table (c). - */ - n = *fmt; - if (n == ']' || n < c) { - c = '-'; - break; /* resume the for(;;) */ - } - fmt++; - /* fill in the range */ - do { - tab[++c] = v; - } while (c < n); - c = n; - /* - * Alas, the V7 Unix scanf also treats formats - * such as [a-c-e] as `the letters a through e'. - * This too is permitted by the standard.... - */ - goto doswitch; - break; - - case ']': /* end of scanset */ - return (fmt); - - default: /* just another character */ - c = n; - break; - } - } - /* NOTREACHED */ -} - -/* -int -sscanf(const char *ibuf, const char *fmt, ...) -{ - va_list ap; - int ret; - - va_start(ap, fmt); - ret = vsscanf(ibuf, fmt, ap); - va_end(ap); - - return(ret); -} -*/ - -#ifdef __cplusplus -} -#endif |