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| Source at commit 1793 created 12 years 5 months ago. By blackosx, Attempt to overcome issue 211 by revising the code to remove all package .svn files before function makeSubstitutions() is called. The line it replaces should work but I can't figure out why it doesn't... | |
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| 1 | /*␊ |
| 2 | * strntoumax.c␊ |
| 3 | *␊ |
| 4 | * The strntoumax() function and associated␊ |
| 5 | */␊ |
| 6 | #include "libsaio.h"␊ |
| 7 | ␊ |
| 8 | static inline int digitval(int ch)␊ |
| 9 | {␊ |
| 10 | ␉if (ch >= '0' && ch <= '9') {␊ |
| 11 | ␉␉return ch - '0';␊ |
| 12 | ␉} else if (ch >= 'A' && ch <= 'Z') {␊ |
| 13 | ␉␉return ch - 'A' + 10;␊ |
| 14 | ␉} else if (ch >= 'a' && ch <= 'z') {␊ |
| 15 | ␉␉return ch - 'a' + 10;␊ |
| 16 | ␉} else {␊ |
| 17 | ␉␉return -1;␊ |
| 18 | ␉}␊ |
| 19 | }␊ |
| 20 | ␊ |
| 21 | uintmax_t strntoumax(const char *nptr, char **endptr, int base, size_t n)␊ |
| 22 | {␊ |
| 23 | ␉int minus = 0;␊ |
| 24 | ␉uintmax_t v = 0;␊ |
| 25 | ␉int d;␊ |
| 26 | ␊ |
| 27 | ␉while (n && isspace((unsigned char)*nptr)) {␊ |
| 28 | ␉␉nptr++;␊ |
| 29 | ␉␉n--;␊ |
| 30 | ␉}␊ |
| 31 | ␊ |
| 32 | ␉/* Single optional + or - */␊ |
| 33 | ␉if (n) {␊ |
| 34 | ␉␉char c = *nptr;␊ |
| 35 | ␉␉if (c == '-' || c == '+') {␊ |
| 36 | ␉␉␉minus = (c == '-');␊ |
| 37 | ␉␉␉nptr++;␊ |
| 38 | ␉␉␉n--;␊ |
| 39 | ␉␉}␊ |
| 40 | ␉}␊ |
| 41 | ␊ |
| 42 | ␉if (base == 0) {␊ |
| 43 | ␉␉if (n >= 2 && nptr[0] == '0' &&␊ |
| 44 | ␉␉ (nptr[1] == 'x' || nptr[1] == 'X')) {␊ |
| 45 | ␉␉␉n -= 2;␊ |
| 46 | ␉␉␉nptr += 2;␊ |
| 47 | ␉␉␉base = 16;␊ |
| 48 | ␉␉} else if (n >= 1 && nptr[0] == '0') {␊ |
| 49 | ␉␉␉n--;␊ |
| 50 | ␉␉␉nptr++;␊ |
| 51 | ␉␉␉base = 8;␊ |
| 52 | ␉␉} else {␊ |
| 53 | ␉␉␉base = 10;␊ |
| 54 | ␉␉}␊ |
| 55 | ␉} else if (base == 16) {␊ |
| 56 | ␉␉if (n >= 2 && nptr[0] == '0' &&␊ |
| 57 | ␉␉ (nptr[1] == 'x' || nptr[1] == 'X')) {␊ |
| 58 | ␉␉␉n -= 2;␊ |
| 59 | ␉␉␉nptr += 2;␊ |
| 60 | ␉␉}␊ |
| 61 | ␉}␊ |
| 62 | ␊ |
| 63 | ␉while (n && (d = digitval(*nptr)) >= 0 && d < base) {␊ |
| 64 | ␉␉v = v * base + d;␊ |
| 65 | ␉␉n--;␊ |
| 66 | ␉␉nptr++;␊ |
| 67 | ␉}␊ |
| 68 | ␊ |
| 69 | ␉if (endptr)␊ |
| 70 | ␉␉*endptr = (char *)nptr;␊ |
| 71 | ␊ |
| 72 | ␉return minus ? -v : v;␊ |
| 73 | }␊ |
| 74 | |
