diff options
Diffstat (limited to 'src/3rdparty/libpng/configure.ac')
| -rw-r--r-- | src/3rdparty/libpng/configure.ac | 57 |
1 files changed, 50 insertions, 7 deletions
diff --git a/src/3rdparty/libpng/configure.ac b/src/3rdparty/libpng/configure.ac index dcdde1e..f2800f6 100644 --- a/src/3rdparty/libpng/configure.ac +++ b/src/3rdparty/libpng/configure.ac @@ -18,15 +18,15 @@ AC_PREREQ(2.59) dnl Version number stuff here: -AC_INIT([libpng], [1.4.0], [png-mng-implement@lists.sourceforge.net]) +AC_INIT([libpng], [1.5.4], [png-mng-implement@lists.sourceforge.net]) AM_INIT_AUTOMAKE dnl stop configure from automagically running automake AM_MAINTAINER_MODE -PNGLIB_VERSION=1.4.0 +PNGLIB_VERSION=1.5.4 PNGLIB_MAJOR=1 -PNGLIB_MINOR=4 -PNGLIB_RELEASE=0 +PNGLIB_MINOR=5 +PNGLIB_RELEASE=4 dnl End of version number stuff @@ -34,15 +34,38 @@ AC_CONFIG_SRCDIR([pngget.c]) AM_CONFIG_HEADER(config.h) # Checks for programs. +AC_LANG([C]) AC_PROG_CC AC_PROG_LD AC_PROG_CPP AC_CHECK_TOOL(SED, sed, :) -AC_LIBTOOL_WIN32_DLL +AC_CHECK_TOOL(AWK, awk, :) AC_PROG_INSTALL AC_PROG_LN_S AC_PROG_MAKE_SET -AC_PROG_LIBTOOL +LT_INIT([win32-dll]) + +# On Solaris 10 and 12 CPP gets set to cc -E, however this still +# does some input parsing. We need strict ANSI-C style tokenization, +# check this: +AC_REQUIRE_CPP +AC_MSG_CHECKING([for a C preprocessor that does not parse its input]) +AC_TRY_CPP([1.5.0 16BIT], + [DFNCPP="$CPP"], + [DFNCPP="" + sav_CPP="$CPP" + for CPP in "${CC-cc} -E" "${CC-cc} -E -traditional-cpp" "/lib/cpp" "cpp"; do + AC_TRY_CPP([1.5.0 16BIT], + [DFNCPP="$CPP"] + [break],,) + done + CPP="$sav_CPP"]) +if test -n "$DFNCPP"; then + AC_MSG_RESULT([$DFNCPP]) + AC_SUBST(DFNCPP) +else + AC_MSG_FAILURE([not found], 1) +fi # Checks for header files. AC_HEADER_STDC @@ -57,13 +80,30 @@ AC_STRUCT_TM AC_FUNC_STRTOD AC_CHECK_FUNCS([memset], , AC_ERROR([memset not found in libc])) AC_CHECK_FUNCS([pow], , AC_CHECK_LIB(m, pow, , AC_ERROR([cannot find pow])) ) -AC_CHECK_LIB(z, zlibVersion, , AC_ERROR([zlib not installed])) +AC_ARG_WITH(zlib-prefix, + AC_HELP_STRING([--with-zlib-prefix], + [prefix that may have been used in installed zlib]), + [ZPREFIX=${withval}], + [ZPREFIX='z_']) +AC_CHECK_LIB(z, zlibVersion, , + AC_CHECK_LIB(z, ${ZPREFIX}zlibVersion, , + AC_ERROR([zlib not installed]))) + LIBPNG_DEFINES=-DPNG_CONFIGURE_LIBPNG LIBPNG_DEFINES=$LIBPNG_DEFINES AC_SUBST(LIBPNG_DEFINES) AC_MSG_CHECKING([if libraries can be versioned]) +# Special case for PE/COFF platforms: ld reports +# support for version-script, but doesn't actually +# DO anything with it. +case $host in +*cygwin* | *mingw32* | *interix* ) + have_ld_version_script=no + AC_MSG_RESULT(no) +;; +* ) GLD=`$LD --help < /dev/null 2>/dev/null | grep version-script` if test "$GLD"; then have_ld_version_script=yes @@ -73,6 +113,9 @@ else AC_MSG_RESULT(no) AC_MSG_WARN(*** You have not enabled versioned symbols.) fi +;; +esac + AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes") if test "$have_ld_version_script" = "yes"; then |