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1fixupOutputHooks+=(_linkDLLs)
2
3addEnvHooks "$targetOffset" linkDLLGetFolders
4
5linkDLLGetFolders() {
6 addToSearchPath "LINK_DLL_FOLDERS" "$1/lib"
7 addToSearchPath "LINK_DLL_FOLDERS" "$1/bin"
8}
9
10_linkDLLs() {
11 linkDLLsInfolder "$prefix/bin"
12}
13
14# Try to links every known dependency of exe/dll in the folder of the 1str input
15# into said folder, so they are found on invocation.
16# (DLLs are first searched in the directory of the running exe file.)
17# The links are relative, so relocating whole /nix/store won't break them.
18linkDLLsInfolder() {
19 (
20 local folder
21 folder="$1"
22 if [ ! -d "$folder" ]; then
23 echo "Not linking DLLs in the non-existent folder $folder"
24 return
25 fi
26 cd "$folder" || exit
27
28 # Use associative arrays as set
29 local filesToChecks
30 local filesDone
31 declare -A filesToChecks # files that still needs to have their dependancies checked
32 declare -A filesDone # files that had their dependancies checked and who is copied to the bin folder if found
33
34 markFileAsDone() {
35 if [ ! "${filesDone[$1]+a}" ]; then filesDone[$1]=a; fi
36 if [ "${filesToChecks[$1]+a}" ]; then unset 'filesToChecks[$1]'; fi
37 }
38
39 addFileToLink() {
40 if [ "${filesDone[$1]+a}" ]; then return; fi
41 if [ ! "${filesToChecks[$1]+a}" ]; then filesToChecks[$1]=a; fi
42 }
43
44 # Compose path list where DLLs should be located:
45 # prefix $PATH by currently-built outputs
46 local DLLPATH=""
47 local outName
48 for outName in $(getAllOutputNames); do
49 addToSearchPath DLLPATH "${!outName}/bin"
50 done
51 DLLPATH="$DLLPATH:$LINK_DLL_FOLDERS"
52
53 echo DLLPATH="'$DLLPATH'"
54
55 for peFile in *.{exe,dll}; do
56 if [ -e "./$peFile" ]; then
57 addFileToLink "$peFile"
58 fi
59 done
60
61 local searchPaths
62 readarray -td: searchPaths < <(printf -- "%s" "$DLLPATH")
63
64 local linkCount=0
65 while [ ${#filesToChecks[*]} -gt 0 ]; do
66 local listOfDlls=("${!filesToChecks[@]}")
67 local file=${listOfDlls[0]}
68 markFileAsDone "$file"
69 if [ ! -e "./$file" ]; then
70 local pathsFound
71 readarray -d '' pathsFound < <(find -L "${searchPaths[@]}" -name "$file" -type f -print0)
72 if [ ${#pathsFound[@]} -eq 0 ]; then continue; fi
73 local dllPath
74 dllPath="${pathsFound[0]}"
75 CYGWIN+=" winsymlinks:nativestrict" ln -sr "$dllPath" .
76 echo "linking $dllPath"
77 file="$dllPath"
78 linkCount=$((linkCount + 1))
79 fi
80 # local dep_file
81 # Look at the file’s dependancies
82 for dep_file in $($OBJDUMP -p "$file" | sed -n 's/.*DLL Name: \(.*\)/\1/p' | sort -u); do
83 addFileToLink "$dep_file"
84 done
85 done
86
87 echo "Created $linkCount DLL link(s) in $folder"
88 )
89}