| 1 |  | 
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| 2 | /*********************************************************************** | 
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| 3 |  | 
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| 4 | $Id: subj.c 793 2007-08-21 02:53:38Z gyoung $ | 
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| 5 |  | 
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| 6 | Edit .subject EAs | 
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| 7 |  | 
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| 8 | Copyright (c) 1993-98 M. Kimes | 
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| 9 | Copyright (c) 2004, 2006 Steven H.Levine | 
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| 10 |  | 
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| 11 | 01 Aug 04 SHL Rework lstrip/rstrip usage | 
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| 12 | 17 Jul 06 SHL Use Runtime_Error | 
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| 13 | 06 Aug 07 GKY Increase Subject EA to 1024 | 
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| 14 | 20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat | 
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| 15 |  | 
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| 16 | ***********************************************************************/ | 
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| 17 |  | 
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| 18 | #define INCL_WIN | 
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| 19 | #define INCL_DOS | 
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| 20 | #define INCL_DOSERRORS | 
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| 21 | #include <os2.h> | 
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| 22 |  | 
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| 23 | #include <stdlib.h> | 
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| 24 | #include <stdio.h> | 
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| 25 | #include <string.h> | 
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| 26 | #include <ctype.h> | 
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| 27 |  | 
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| 28 | #include "fm3dll.h" | 
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| 29 | #include "fm3dlg.h" | 
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| 30 | #include "fm3str.h" | 
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| 31 |  | 
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| 32 | static PSZ pszSrcFile = __FILE__; | 
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| 33 |  | 
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| 34 | INT Subject(HWND hwnd, CHAR * filename) | 
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| 35 | { | 
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| 36 | APIRET rc; | 
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| 37 | EAOP2 eaop; | 
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| 38 | PGEA2LIST pgealist; | 
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| 39 | PFEA2LIST pfealist; | 
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| 40 | PGEA2 pgea; | 
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| 41 | PFEA2 pfea; | 
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| 42 | CHAR *value, subject[1024], oldsubject[1024]; | 
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| 43 | STRINGINPARMS sip; | 
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| 44 | INT ret = 0; | 
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| 45 |  | 
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| 46 | *subject = 0; | 
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| 47 | pgealist = xmallocz(sizeof(GEA2LIST) + 64, pszSrcFile, __LINE__); | 
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| 48 | if (pgealist) { | 
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| 49 | pgea = &pgealist->list[0]; | 
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| 50 | strcpy(pgea->szName, SUBJECT); | 
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| 51 | pgea->cbName = strlen(pgea->szName); | 
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| 52 | pgea->oNextEntryOffset = 0; | 
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| 53 | pgealist->cbList = (sizeof(GEA2LIST) + pgea->cbName); | 
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| 54 | pfealist = xmallocz(1024, pszSrcFile, __LINE__); | 
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| 55 | if (pfealist) | 
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| 56 | free(pgealist); | 
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| 57 | else { | 
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| 58 | pfealist->cbList = 1024; | 
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| 59 | eaop.fpGEA2List = pgealist; | 
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| 60 | eaop.fpFEA2List = pfealist; | 
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| 61 | eaop.oError = 0; | 
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| 62 | rc = DosQueryPathInfo(filename, FIL_QUERYEASFROMLIST, | 
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| 63 | (PVOID) & eaop, (ULONG) sizeof(EAOP2)); | 
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| 64 | free(pgealist); | 
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| 65 | if (!rc) { | 
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| 66 | pfea = &eaop.fpFEA2List->list[0]; | 
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| 67 | value = pfea->szName + pfea->cbName + 1; | 
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| 68 | value[pfea->cbValue] = 0; | 
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| 69 | if (*(USHORT *) value == EAT_ASCII) | 
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| 70 | strncpy(subject, value + (sizeof(USHORT) * 2), 1023); | 
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| 71 | subject[1023] = 0; | 
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| 72 | } | 
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| 73 | free(pfealist); | 
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| 74 | if (rc == ERROR_SHARING_VIOLATION || rc == ERROR_ACCESS_DENIED) { | 
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| 75 | saymsg(MB_CANCEL, | 
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| 76 | hwnd, | 
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| 77 | GetPString(IDS_OOPSTEXT), | 
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| 78 | GetPString(IDS_EASBUSYTEXT), filename); | 
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| 79 | return 2;                       // Error | 
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| 80 | } | 
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| 81 | else if (rc) { | 
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| 82 | Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__, | 
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| 83 | "DosQueryPathInfo"); | 
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| 84 | return 2;                       // Error | 
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| 85 | } | 
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| 86 | } | 
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| 87 | } | 
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| 88 | memset(&sip, 0, sizeof(sip)); | 
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| 89 | strcpy(oldsubject, subject); | 
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| 90 | sip.help = GetPString(IDS_SUBJECTINPUTHELPTEXT); | 
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| 91 | sip.ret = subject; | 
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| 92 | sip.prompt = GetPString(IDS_SUBJECTINPUTPROMPTTEXT); | 
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| 93 | sip.inputlen = 1024; | 
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| 94 | sip.title = filename; | 
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| 95 | if (WinDlgBox | 
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| 96 | (HWND_DESKTOP, hwnd, InputDlgProc, FM3ModHandle, STR_FRAME, &sip) | 
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| 97 | && isalpha(*filename) | 
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| 98 | && !(driveflags[toupper(*filename) - 'A'] & DRIVE_NOTWRITEABLE)) { | 
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| 99 | subject[1023] = 0; | 
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| 100 | bstrip(subject); | 
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| 101 | if (strcmp(oldsubject, subject)) { | 
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| 102 |  | 
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| 103 | ULONG ealen; | 
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| 104 | USHORT len; | 
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| 105 | CHAR *eaval; | 
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| 106 |  | 
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| 107 | len = strlen(subject); | 
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| 108 | if (len) | 
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| 109 | ealen = sizeof(FEA2LIST) + 9 + len + 4; | 
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| 110 | else | 
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| 111 | ealen = sizeof(FEALIST) + 9; | 
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| 112 | rc = DosAllocMem((PPVOID) & pfealist, ealen + 1L, | 
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| 113 | OBJ_TILE | PAG_COMMIT | PAG_READ | PAG_WRITE); | 
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| 114 | if (rc) | 
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| 115 | Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__, | 
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| 116 | GetPString(IDS_OUTOFMEMORY)); | 
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| 117 | else { | 
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| 118 | memset(pfealist, 0, ealen + 1); | 
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| 119 | pfealist->cbList = ealen; | 
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| 120 | pfealist->list[0].oNextEntryOffset = 0L; | 
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| 121 | pfealist->list[0].fEA = 0; | 
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| 122 | pfealist->list[0].cbName = 8; | 
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| 123 | strcpy(pfealist->list[0].szName, SUBJECT); | 
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| 124 | if (len) { | 
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| 125 | eaval = pfealist->list[0].szName + 9; | 
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| 126 | *(USHORT *) eaval = (USHORT) EAT_ASCII; | 
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| 127 | eaval += sizeof(USHORT); | 
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| 128 | *(USHORT *) eaval = (USHORT) len; | 
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| 129 | eaval += sizeof(USHORT); | 
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| 130 | memcpy(eaval, subject, len); | 
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| 131 | pfealist->list[0].cbValue = len + (sizeof(USHORT) * 2); | 
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| 132 | } | 
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| 133 | else | 
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| 134 | pfealist->list[0].cbValue = 0; | 
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| 135 | eaop.fpGEA2List = (PGEA2LIST) 0; | 
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| 136 | eaop.fpFEA2List = pfealist; | 
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| 137 | eaop.oError = 0L; | 
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| 138 | rc = DosSetPathInfo(filename, FIL_QUERYEASIZE, (PVOID) & eaop, | 
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| 139 | (ULONG) sizeof(EAOP2), DSPI_WRTTHRU); | 
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| 140 | DosFreeMem(pfealist); | 
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| 141 | if (rc) { | 
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| 142 | Dos_Error(MB_ENTER, rc, HWND_DESKTOP, pszSrcFile, __LINE__, | 
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| 143 | GetPString(IDS_ERRORSETTINGSUBJECTTEXT), filename); | 
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| 144 | } | 
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| 145 | else | 
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| 146 | ret = 1;                      // OK | 
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| 147 | } | 
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| 148 | } | 
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| 149 | } | 
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| 150 | return ret;                           // No change? | 
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| 151 | } | 
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| 152 |  | 
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| 153 | #pragma alloc_text(FMINPUT,Subject) | 
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