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Uninstaller data offset is saved as EW_WRITEUNINSTALLER's parameters. A step forward to multiple uninstallers and smaller exehead.

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@3192 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2003-11-24 13:11:35 +00:00
parent 75299797fd
commit 0ef7fcd98b
4 changed files with 22 additions and 14 deletions
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22
Source/build.cpp
View file

@ -2754,8 +2754,24 @@ int CEXEBuild::uninstall_generate()
if (icon_offset == 0)
return PS_ERROR;
build_header.uninstdata_offset=build_datablock.getlen();
build_header.uninsticon_size=unicondata_size;
entry *ent = (entry *) build_entries.get();
if (!ent)
return PS_ERROR;
int ents = build_header.blocks[NB_ENTRIES].num;
int uns = uninstaller_writes_used;
int uninstdata_offset = build_datablock.getlen();
while (ents--)
{
if (ent->which == EW_WRITEUNINSTALLER)
{
ent->offsets[1] = uninstdata_offset;
ent->offsets[2] = unicondata_size;
uns--;
if (!uns)
break;
}
ent++;
}
if (add_db_data((char *)m_unicon_data,unicondata_size) < 0)
return PS_ERROR;
@ -2920,7 +2936,7 @@ int CEXEBuild::uninstall_generate()
uninstall_size_full=fh.length_of_all_following_data+unicondata_size;
// compressed size
uninstall_size=build_datablock.getlen()-build_header.uninstdata_offset;
uninstall_size=build_datablock.getlen()-uninstdata_offset;
SCRIPT_MSG("Done!\n");
}

5
Source/exehead/exec.c
View file

@ -1436,10 +1436,9 @@ static int NSISCALL ExecuteEntry(entry *entry_)
ReadSelfFile((char*)filebuf,filehdrsize);
{
unsigned char* seeker;
unsigned char* unicon_data = seeker = (unsigned char*)my_GlobalAlloc(g_header->uninsticon_size);
unsigned char* unicon_data = seeker = (unsigned char*)my_GlobalAlloc(parm2);
if (unicon_data) {
GetCompressedDataFromDataBlockToMemory(g_header->uninstdata_offset,
unicon_data,g_header->uninsticon_size);
GetCompressedDataFromDataBlockToMemory(parm1,unicon_data,parm2);
while (*seeker) {
struct icondata {
DWORD dwSize;

7
Source/exehead/fileform.h
View file

@ -159,7 +159,7 @@ enum
#endif
#ifdef NSIS_CONFIG_UNINSTALL_SUPPORT
EW_WRITEUNINSTALLER, // WriteUninstaller: 1 [name]
EW_WRITEUNINSTALLER, // WriteUninstaller: 3 [name, offset, icon_size]
#endif
#ifdef NSIS_CONFIG_LOG
@ -304,11 +304,6 @@ typedef struct
int install_directory_ptr; // default install dir.
int install_directory_auto_append; // auto append part
#ifdef NSIS_CONFIG_UNINSTALL_SUPPORT
int uninstdata_offset; // -1 if no uninst data.
int uninsticon_size;
#endif
} header;
// used for section->flags

2
Source/script.cpp
View file

@ -2579,8 +2579,6 @@ int CEXEBuild::doCommand(int which_token, LineParser &line)
uninstaller_writes_used++;
ent.which=EW_WRITEUNINSTALLER;
ent.offsets[0]=add_string(line.gettoken_str(1));
ent.offsets[1]=0; // uninstall section 0
ent.offsets[2]=0;
if (!ent.offsets[0]) PRINTHELP()
SCRIPT_MSG("WriteUninstaller: \"%s\"\n",line.gettoken_str(1));