source: trunk/dll/subj.c@ 841

Last change on this file since 841 was 841, checked in by Gregg Young, 18 years ago

This implements large file support; The wrappers to allow WARP3 compatibility are not done so this will not run on Warp3or Warp 4 pre fixpack 12(?)
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 4.1 KB
Line 
1
2/***********************************************************************
3
4 $Id: subj.c 841 2007-09-23 16:27:51Z gyoung $
5
6 Edit .subject EAs
7
8 Copyright (c) 1993-98 M. Kimes
9 Copyright (c) 2004, 2006 Steven H.Levine
10
11 01 Aug 04 SHL Rework lstrip/rstrip usage
12 17 Jul 06 SHL Use Runtime_Error
13 06 Aug 07 GKY Increase Subject EA to 1024
14 20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
15 01 Sep 07 GKY Use xDosSetPathInfo to fix case where FS3 buffer crosses 64k boundry
16
17***********************************************************************/
18
19#define INCL_WIN
20#define INCL_DOS
21#define INCL_DOSERRORS
22#define INCL_LONGLONG
23#include <os2.h>
24
25#include <stdlib.h>
26#include <stdio.h>
27#include <string.h>
28#include <ctype.h>
29
30#include "fm3dll.h"
31#include "fm3dlg.h"
32#include "fm3str.h"
33
34static PSZ pszSrcFile = __FILE__;
35
36INT Subject(HWND hwnd, CHAR * filename)
37{
38 APIRET rc;
39 EAOP2 eaop;
40 PGEA2LIST pgealist;
41 PFEA2LIST pfealist;
42 PGEA2 pgea;
43 PFEA2 pfea;
44 CHAR *value, subject[1024], oldsubject[1024];
45 STRINGINPARMS sip;
46 INT ret = 0;
47
48 *subject = 0;
49 pgealist = xmallocz(sizeof(GEA2LIST) + 64, pszSrcFile, __LINE__);
50 if (pgealist) {
51 pgea = &pgealist->list[0];
52 strcpy(pgea->szName, SUBJECT);
53 pgea->cbName = strlen(pgea->szName);
54 pgea->oNextEntryOffset = 0;
55 pgealist->cbList = (sizeof(GEA2LIST) + pgea->cbName);
56 pfealist = xmallocz(1024, pszSrcFile, __LINE__);
57 if (pfealist)
58 free(pgealist);
59 else {
60 pfealist->cbList = 1024;
61 eaop.fpGEA2List = pgealist;
62 eaop.fpFEA2List = pfealist;
63 eaop.oError = 0;
64 rc = DosQueryPathInfo(filename, FIL_QUERYEASFROMLIST,
65 (PVOID) & eaop, (ULONG) sizeof(EAOP2));
66 free(pgealist);
67 if (!rc) {
68 pfea = &eaop.fpFEA2List->list[0];
69 value = pfea->szName + pfea->cbName + 1;
70 value[pfea->cbValue] = 0;
71 if (*(USHORT *) value == EAT_ASCII)
72 strncpy(subject, value + (sizeof(USHORT) * 2), 1023);
73 subject[1023] = 0;
74 }
75 free(pfealist);
76 if (rc == ERROR_SHARING_VIOLATION || rc == ERROR_ACCESS_DENIED) {
77 saymsg(MB_CANCEL,
78 hwnd,
79 GetPString(IDS_OOPSTEXT),
80 GetPString(IDS_EASBUSYTEXT), filename);
81 return 2; // Error
82 }
83 else if (rc) {
84 Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__,
85 "DosQueryPathInfo");
86 return 2; // Error
87 }
88 }
89 }
90 memset(&sip, 0, sizeof(sip));
91 strcpy(oldsubject, subject);
92 sip.help = GetPString(IDS_SUBJECTINPUTHELPTEXT);
93 sip.ret = subject;
94 sip.prompt = GetPString(IDS_SUBJECTINPUTPROMPTTEXT);
95 sip.inputlen = 1024;
96 sip.title = filename;
97 if (WinDlgBox
98 (HWND_DESKTOP, hwnd, InputDlgProc, FM3ModHandle, STR_FRAME, &sip)
99 && isalpha(*filename)
100 && !(driveflags[toupper(*filename) - 'A'] & DRIVE_NOTWRITEABLE)) {
101 subject[1023] = 0;
102 bstrip(subject);
103 if (strcmp(oldsubject, subject)) {
104
105 ULONG ealen;
106 USHORT len;
107 CHAR *eaval;
108
109 len = strlen(subject);
110 if (len)
111 ealen = sizeof(FEA2LIST) + 9 + len + 4;
112 else
113 ealen = sizeof(FEALIST) + 9;
114 rc = DosAllocMem((PPVOID) & pfealist, ealen + 1L,
115 OBJ_TILE | PAG_COMMIT | PAG_READ | PAG_WRITE);
116 if (rc)
117 Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__,
118 GetPString(IDS_OUTOFMEMORY));
119 else {
120 memset(pfealist, 0, ealen + 1);
121 pfealist->cbList = ealen;
122 pfealist->list[0].oNextEntryOffset = 0L;
123 pfealist->list[0].fEA = 0;
124 pfealist->list[0].cbName = 8;
125 strcpy(pfealist->list[0].szName, SUBJECT);
126 if (len) {
127 eaval = pfealist->list[0].szName + 9;
128 *(USHORT *) eaval = (USHORT) EAT_ASCII;
129 eaval += sizeof(USHORT);
130 *(USHORT *) eaval = (USHORT) len;
131 eaval += sizeof(USHORT);
132 memcpy(eaval, subject, len);
133 pfealist->list[0].cbValue = len + (sizeof(USHORT) * 2);
134 }
135 else
136 pfealist->list[0].cbValue = 0;
137 eaop.fpGEA2List = (PGEA2LIST) 0;
138 eaop.fpFEA2List = pfealist;
139 eaop.oError = 0;
140 rc = xDosSetPathInfo(filename, FIL_QUERYEASIZE,
141 &eaop, sizeof(eaop), DSPI_WRTTHRU);
142 DosFreeMem(pfealist);
143 if (rc) {
144 Dos_Error(MB_ENTER, rc, HWND_DESKTOP, pszSrcFile, __LINE__,
145 GetPString(IDS_ERRORSETTINGSUBJECTTEXT), filename);
146 }
147 else
148 ret = 1; // OK
149 }
150 }
151 }
152 return ret; // No change?
153}
154
155#pragma alloc_text(FMINPUT,Subject)
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