diff --git a/thirdparty/minizip/patches/empty-zip-fix.patch b/thirdparty/minizip/patches/empty-zip-fix.patch new file mode 100644 index 00000000000..7885d4c3a39 --- /dev/null +++ b/thirdparty/minizip/patches/empty-zip-fix.patch @@ -0,0 +1,193 @@ +diff --git a/thirdparty/minizip/unzip.c b/thirdparty/minizip/unzip.c +index e83aff2773..af73f06137 100644 +--- a/thirdparty/minizip/unzip.c ++++ b/thirdparty/minizip/unzip.c +@@ -408,6 +408,12 @@ extern int ZEXPORT unzStringFileNameCompare (const char* fileName1, + #define BUFREADCOMMENT (0x400) + #endif + ++/* GODOT start */ ++#ifndef CENTRALDIRINVALID ++#define CENTRALDIRINVALID (0xffffffffffffffff) ++#endif ++/* GODOT end */ ++ + /* + Locate the Central directory of a zipfile (at the end, just before + the global comment) +@@ -419,10 +425,14 @@ local ZPOS64_T unz64local_SearchCentralDir(const zlib_filefunc64_32_def* pzlib_f + ZPOS64_T uSizeFile; + ZPOS64_T uBackRead; + ZPOS64_T uMaxBack=0xffff; /* maximum size of global comment */ +- ZPOS64_T uPosFound=0; ++ /* GODOT start */ ++ ZPOS64_T uPosFound=CENTRALDIRINVALID; ++ /* GODOT end */ + + if (ZSEEK64(*pzlib_filefunc_def,filestream,0,ZLIB_FILEFUNC_SEEK_END) != 0) +- return 0; ++ /* GODOT start */ ++ return CENTRALDIRINVALID; ++ /* GODOT end */ + + + uSizeFile = ZTELL64(*pzlib_filefunc_def,filestream); +@@ -432,7 +442,9 @@ local ZPOS64_T unz64local_SearchCentralDir(const zlib_filefunc64_32_def* pzlib_f + + buf = (unsigned char*)ALLOC(BUFREADCOMMENT+4); + if (buf==NULL) +- return 0; ++ /* GODOT start */ ++ return CENTRALDIRINVALID; ++ /* GODOT end */ + + uBackRead = 4; + while (uBackRead