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| Source at commit 1733 created 12 years 6 months ago. By blackosx, Use the result from an intitial check to find if the target volume has an EFI system partition, later on in the installation process before checking for previous Chameleon installations. Add some feedback to the installer log. | |
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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 | |
