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Last change
on this file since 486 was 53, checked in by bird, 21 years ago |
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Initial revision
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-
Property svn:eol-style
set to
native
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File size:
1.2 KB
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| 1 | #include <stddef.h>
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| 2 | #include <stdlib.h>
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| 3 | #include <string.h>
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| 4 | #include <windows.h>
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| 5 | #include "proc.h"
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| 6 |
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| 7 |
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| 8 | /*
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| 9 | * Description: Convert a NULL string terminated UNIX environment block to
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| 10 | * an environment block suitable for a windows32 system call
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| 11 | *
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| 12 | * Returns: TRUE= success, FALSE=fail
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| 13 | *
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| 14 | * Notes/Dependencies: the environment block is sorted in case-insensitive
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| 15 | * order, is double-null terminated, and is a char *, not a char **
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| 16 | */
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| 17 | int _cdecl compare(const void *a1, const void *a2)
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| 18 | {
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| 19 | return _stricoll(*((char**)a1),*((char**)a2));
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| 20 | }
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| 21 | bool_t
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| 22 | arr2envblk(char **arr, char **envblk_out)
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| 23 | {
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| 24 | char **tmp;
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| 25 | int size_needed;
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| 26 | int arrcnt;
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| 27 | char *ptr;
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| 28 |
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| 29 | arrcnt = 0;
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| 30 | while (arr[arrcnt]) {
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| 31 | arrcnt++;
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| 32 | }
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| 33 |
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| 34 | tmp = (char**) calloc(arrcnt + 1, sizeof(char *));
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| 35 | if (!tmp) {
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| 36 | return FALSE;
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| 37 | }
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| 38 |
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| 39 | arrcnt = 0;
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| 40 | size_needed = 0;
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| 41 | while (arr[arrcnt]) {
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| 42 | tmp[arrcnt] = arr[arrcnt];
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| 43 | size_needed += strlen(arr[arrcnt]) + 1;
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| 44 | arrcnt++;
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| 45 | }
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| 46 | size_needed++;
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| 47 |
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| 48 | qsort((void *) tmp, (size_t) arrcnt, sizeof (char*), compare);
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| 49 |
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| 50 | ptr = *envblk_out = calloc(size_needed, 1);
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| 51 | if (!ptr) {
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| 52 | free(tmp);
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| 53 | return FALSE;
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| 54 | }
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| 55 |
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| 56 | arrcnt = 0;
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| 57 | while (tmp[arrcnt]) {
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| 58 | strcpy(ptr, tmp[arrcnt]);
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| 59 | ptr += strlen(tmp[arrcnt]) + 1;
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| 60 | arrcnt++;
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| 61 | }
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| 62 |
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| 63 | free(tmp);
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| 64 | return TRUE;
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| 65 | }
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