Imported from libpng-1.4.0beta17.tar

2025-07-10 18:04:09 +02:00 · 2006-12-07 19:16:44 -06:00
parent 701dbaa81e
commit 7edd45814c
45 changed files with 279 additions and 101 deletions
--- a/scripts/CMakeLists.txt
+++ b/scripts/CMakeLists.txt
@@ -0,0 +1,149 @@
+
+project(libpng)
+
+SET(PNG_VER_MAJOR 1)
+SET(PNG_VER_MINOR 4)
+SET(PNG_VER_PATCH 0)
+
+# needed packages
+find_package(ZLIB REQUIRED)
+
+
+# command line options
+option(PNG_SHARED "Build shared lib" YES)
+option(PNG_TESTS  "Build pngtest" YES)
+#TODO:
+# PNG_NO_CONSOLE_IO
+# PNG_NO_STDIO
+# PNG_CONSOLE_IO_SUPPORTED
+# PNGARG
+# some others :)
+
+set(png_asm_tmp "OFF")
+if(NOT WIN32)
+  find_program(uname_executable NAMES uname PATHS /bin /usr/bin /usr/local/bin)
+  if(uname_executable)
+    EXEC_PROGRAM(${uname_executable} ARGS --machine OUTPUT_VARIABLE uname_output)
+    if("uname_output" MATCHES "^.*i[1-9]86.*$")
+       set(png_asm_tmp "ON")
+    else("uname_output" MATCHES "^.*i[1-9]86.*$")
+       set(png_asm_tmp "OFF")
+    endif("uname_output" MATCHES "^.*i[1-9]86.*$")
+  endif(uname_executable)
+endif(NOT WIN32)
+
+option(PNG_MMX "Use MMX assembler code (x86 only)" ${png_asm_tmp})
+
+
+# msvc does not append 'lib' - do it here to have consistent name
+if(MSVC)
+  set(PNG_LIB_NAME lib)
+endif(MSVC)
+#set(PNG_LIB_NAME ${PNG_LIB_NAME}png-${PNG_VER_MAJOR}.${PNG_VER_MINOR})
+set(PNG_LIB_NAME ${PNG_LIB_NAME}png)
+
+# to distinguish between debug and release lib
+set(CMAKE_DEBUG_POSTFIX "d")
+
+# append _static to static lib
+if(NOT PNG_SHARED)
+  set(PNG_LIB_NAME ${PNG_LIB_NAME}_static)
+endif(NOT PNG_SHARED)
+
+
+# our sources
+set(libpng_sources
+  png.h
+  pngconf.h
+  pngdefs.h
+  pngpriv.h
+  png.c
+  pngerror.c
+  pngget.c
+  pngmem.c
+  pngpread.c
+  pngread.c
+  pngrio.c
+  pngrtran.c
+  pngrutil.c
+  pngset.c
+  pngtrans.c
+  pngwio.c
+  pngwrite.c
+  pngwtran.c
+  pngwutil.c
+)
+set(pngtest_sources
+        pngtest.c
+)
+
+
+if(MSVC)
+  add_definitions(-DPNG_NO_MODULEDEF -D_CRT_SECURE_NO_DEPRECATE)
+  FILE(WRITE pngdefs.h "#define PNG_USE_PNGVCRD\n")
+  set(libpng_sources ${libpng_sources}
+          pngvcrd.c
+  )
+else(MSVC)
+  FILE(WRITE pngdefs.h "#define PNG_USE_PNGGCCRD\n")
+  FILE(APPEND pngdefs.h "#define PNG_USE_GLOBAL_ARRAYS\n")
+  set(libpng_sources ${libpng_sources}
+          pnggccrd.c
+  )
+endif(MSVC)
+
+if(NOT PNG_MMX)
+  FILE(APPEND pngdefs.h "#define PNG_NO_MMX_CODE\n")
+endif(NOT PNG_MMX)
+
+if(NOT WIN32)
+  find_library(M_LIBRARY
+      NAMES m
+      PATHS /usr/lib /usr/local/lib
+  )
+endif(NOT WIN32)
+
+# now build our target
+include_directories(${CMAKE_SOURCE_DIR} ${ZLIB_INCLUDE_DIR})
+
+if(PNG_SHARED)
+  add_library(${PNG_LIB_NAME} SHARED ${libpng_sources})
+else(PNG_SHARED)
+  add_library(STATIC ${libpng_sources})
+endif(PNG_SHARED)
+
+target_link_libraries(${PNG_LIB_NAME} ${ZLIB_LIBRARY} ${M_LIBRARY})
+if(PNG_SHARED AND WIN32)
+  set_target_properties(${PNG_LIB_NAME} PROPERTIES DEFINE_SYMBOL PNG_BUILD_DLL)
+endif(PNG_SHARED AND WIN32)
+
+if(PNG_TESTS)
+# does not work with msvc due to png_lib_ver issue
+  add_executable(pngtest ${pngtest_sources})
+  target_link_libraries(pngtest ${PNG_LIB_NAME})
+#  add_test(pngtest ${CMAKE_SOURCE_DIR}/pngtest.png)
+endif(PNG_TESTS)
+
+
+# install
+install_targets(/bin ${PNG_LIB_NAME})
+install(FILES libpng.so DESTINATION lib)
+install(FILES png.h pngconf.h pngpriv.h pngdefs.h DESTINATION include)
+install(FILES libpng.3 libpngpf.3 DESTINATION man/man3)
+# what's with libpng.txt and all the extra files?
+
+
+# uninstall
+# do we need this?
+
+
+# dist
+# do we need this?
+
+# to create msvc import lib for mingw compiled shared lib
+# pexports libpng.dll > libpng.def
+# lib /def:libpng.def /machine:x86
+
+ 	  	 
+
+