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relative jumps now work with instructions that add multiple entries (including plug-in calls)

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@3670 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2004-09-25 13:35:03 +00:00
parent 66ad756138
commit 5e960e1fd3
4 changed files with 31 additions and 3 deletions
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28
Source/build.cpp
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@ -76,6 +76,7 @@ CEXEBuild::CEXEBuild()
cur_ifblock=NULL;
last_line_had_slash=0;
inside_comment=false;
multiple_entries_instruction=0;
build_include_depth=0;
@ -275,6 +276,7 @@ definedlist.add("NSIS_SUPPORT_LANG_IN_STRINGS");
build_compress_dict_size=1<<23;
cur_entries=&build_entries;
cur_instruction_entry_map=&build_instruction_entry_map;
cur_datablock=&build_datablock;
cur_datablock_cache=&build_datablock_cache;
cur_functions=&build_functions;
@ -1278,9 +1280,12 @@ int CEXEBuild::add_entry(const entry *ent)
}
cur_entries->add(ent,sizeof(entry));
cur_instruction_entry_map->add(&multiple_entries_instruction,sizeof(int));
build_cursection->code_size++;
cur_header->blocks[NB_ENTRIES].num++;
multiple_entries_instruction=1;
return PS_OK;
}
@ -1304,7 +1309,26 @@ int CEXEBuild::resolve_jump_int(const char *fn, int *a, int offs, int start, int
char *lname=(char*)ns_label.get()+*a;
if (lname[0] == '-' || lname[0]=='+')
{
*a=offs+atoi(lname)+1;
int jump = atoi(lname);
int *skip_map = (int *) cur_instruction_entry_map->get();
int direction = 1;
if (jump < 0)
direction = -1;
for (; jump != 0; jump -= direction)
{
offs += direction;
if (offs >= 0 && offs < cur_instruction_entry_map->getlen() * sizeof(int))
{
while (skip_map[offs])
{
offs += direction;
}
}
}
*a = offs + 1;
}
else
{
@ -3014,6 +3038,7 @@ void CEXEBuild::set_uninstall_mode(int un)
cur_datablock=&ubuild_datablock;
cur_datablock_cache=&ubuild_datablock_cache;
cur_entries=&ubuild_entries;
cur_instruction_entry_map=&ubuild_instruction_entry_map;
cur_functions=&ubuild_functions;
cur_labels=&ubuild_labels;
cur_pages=&ubuild_pages;
@ -3028,6 +3053,7 @@ void CEXEBuild::set_uninstall_mode(int un)
cur_datablock=&build_datablock;
cur_datablock_cache=&build_datablock_cache;
cur_entries=&build_entries;
cur_instruction_entry_map=&build_instruction_entry_map;
cur_functions=&build_functions;
cur_labels=&build_labels;
cur_pages=&build_pages;