Add LucasArts 3d shooter archives

Read-Only support for the GOB, LAB and LFD archives found in
1990's LucasArts titles like "Dark Forces", "Outlaws" and
"Jedi Knight" / "Mysteries of the Sith".

Signed-off-by: Manuel Lauss <[email protected]>

Author: mlauss2

CMakeLists.txt

@@ -98,6 +98,7 @@ set(PHYSFS_SRCS
     src/physfs_archiver_slb.c
     src/physfs_archiver_iso9660.c
     src/physfs_archiver_vdf.c
+    src/physfs_archiver_lec3d.c
     ${PHYSFS_CPP_SRCS}
     ${PHYSFS_M_SRCS}
 )
@@ -162,6 +163,11 @@ if(NOT PHYSFS_ARCHIVE_VDF)
     add_definitions(-DPHYSFS_SUPPORTS_VDF=0)
 endif()
 
+option(PHYSFS_ARCHIVE_LECARCHIVES "Enable LucasArts GOB/LAB/LFD Archive support" TRUE)
+if(NOT PHYSFS_ARCHIVE_LECARCHIVES)
+    add_definitions(-DPHYSFS_SUPPORTS_LECARCHIVES=0)
+endif()
+
 
 option(PHYSFS_BUILD_STATIC "Build static library" TRUE)
 if(PHYSFS_BUILD_STATIC)
@@ -333,6 +339,7 @@ message_bool_option("QPAK support" PHYSFS_ARCHIVE_QPAK)
 message_bool_option("SLB support" PHYSFS_ARCHIVE_SLB)
 message_bool_option("VDF support" PHYSFS_ARCHIVE_VDF)
 message_bool_option("ISO9660 support" PHYSFS_ARCHIVE_ISO9660)
+message_bool_option("GOB/LAB/LFD support" PHYSFS_ARCHIVE_LECARCHIVES)
 message_bool_option("Build static library" PHYSFS_BUILD_STATIC)
 message_bool_option("Build shared library" PHYSFS_BUILD_SHARED)
 message_bool_option("Build stdio test program" PHYSFS_BUILD_TEST)

src/Makefile.os2

@@ -26,7 +26,8 @@ SRCS = physfs.c                   &
        physfs_archiver_slb.c      &
        physfs_archiver_iso9660.c  &
        physfs_archiver_csm.c      &
-       physfs_archiver_vdf.c
+       physfs_archiver_vdf.c      &
+       physfs_archiver_lec3d.c
 
 
 OBJS = $(SRCS:.c=.obj)

src/physfs.c

@@ -1200,6 +1200,11 @@ static int initStaticArchivers(void)
     #if PHYSFS_SUPPORTS_VDF
         REGISTER_STATIC_ARCHIVER(VDF)
     #endif
+    #if PHYSFS_SUPPORTS_LECARCHIVES
+        REGISTER_STATIC_ARCHIVER(GOB)
+        REGISTER_STATIC_ARCHIVER(LFD)
+        REGISTER_STATIC_ARCHIVER(LAB)
+    #endif
 
     #undef REGISTER_STATIC_ARCHIVER