diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 77 |
1 files changed, 58 insertions, 19 deletions
diff --git a/configure.ac b/configure.ac index 921bfed1..d6523ff7 100644 --- a/configure.ac +++ b/configure.ac @@ -15,10 +15,29 @@ AC_HEADER_STDC LT_INIT([win32-dll]) AC_PROG_LIBTOOL -AC_CHECK_HEADER(zlib.h,,[MISSING_ZLIB_H=1; MISSING_ANY=1]) -AC_SEARCH_LIBS(deflate,z zlib,,[MISSING_ZLIB=1; MISSING_ANY=1]) -AC_CHECK_HEADER(pcre.h,,[MISSING_PCRE_H=1; MISSING_ANY=1]) -AC_SEARCH_LIBS(pcre_compile,pcre,,[MISSING_PCRE=1; MISSING_ANY=1]) +AC_SUBST(BUILD_EXTERNAL_LIBS) +BUILD_EXTERNAL_LIBS=0 +AC_MSG_CHECKING(for whether to build external libraries) +AC_ARG_ENABLE(build-external-libs, + AS_HELP_STRING([--enable-build-external-libs], + [whether to build external libraries]), + [if test "$enableval" = "yes"; then + BUILD_EXTERNAL_LIBS=1; + else + BUILD_EXTERNAL_LIBS=0; + fi], [BUILD_INTERNAL_LIBS=0]) +if test "$BUILD_INTERNAL_LIBS" = "0"; then + AC_MSG_RESULT(no) +else + AC_MSG_RESULT(yes) +fi + +if test "$BUILD_INTERNAL_LIBS" = "0"; then + AC_CHECK_HEADER(zlib.h,,[MISSING_ZLIB_H=1; MISSING_ANY=1]) + AC_SEARCH_LIBS(deflate,z zlib,,[MISSING_ZLIB=1; MISSING_ANY=1]) + AC_CHECK_HEADER(pcre.h,,[MISSING_PCRE_H=1; MISSING_ANY=1]) + AC_SEARCH_LIBS(pcre_compile,pcre,,[MISSING_PCRE=1; MISSING_ANY=1]) +fi AC_TYPE_UINT16_T AC_TYPE_UINT32_T @@ -80,23 +99,34 @@ else CFLAGS=$oCFLAGS fi -AC_MSG_CHECKING(for whether to use -Werror) -AC_ARG_ENABLE(werror, - AS_HELP_STRING([--enable-werror], - [whether to use werror (default is yes if -Wall works)]), - [if test "$enableval" = "yes"; then - qpdf_USE_WERROR=1; - else - qpdf_USE_WERROR=0; - fi], [qpdf_USE_WERROR=$qpdf_USE_WALL]) -if test "$qpdf_USE_WERROR" = "1"; then - AC_MSG_RESULT(yes) - CFLAGS="$CFLAGS -Werror" - CXXFLAGS="$CXXFLAGS -Werror" -else - AC_MSG_RESULT(no) +if test "$BUILD_EXTERNAL_LIBS" = "0"; then + AC_MSG_CHECKING(for whether to use -Werror) + AC_ARG_ENABLE(werror, + AS_HELP_STRING([--enable-werror], + [whether to use werror (default is yes if -Wall works)]), + [if test "$enableval" = "yes"; then + qpdf_USE_WERROR=1; + else + qpdf_USE_WERROR=0; + fi], [qpdf_USE_WERROR=$qpdf_USE_WALL]) + if test "$qpdf_USE_WERROR" = "1"; then + AC_MSG_RESULT(yes) + CFLAGS="$CFLAGS -Werror" + CXXFLAGS="$CXXFLAGS -Werror" + else + AC_MSG_RESULT(no) + fi fi +AC_MSG_CHECKING(which build rules to use) +AC_SUBST(BUILDRULES) +AC_ARG_WITH(buildrules, + AS_HELP_STRING([--with-buildrules=rules], + [which build rules to use; see README]), + [BUILDRULES=$withval], + [BUILDRULES=libtool]) +AC_MSG_RESULT($BUILDRULES) + AC_SUBST(SKIP_TEST_COMPARE_IMAGES) AC_ARG_ENABLE(test-compare-images, AS_HELP_STRING([--enable-test-compare-images], @@ -284,4 +314,13 @@ if test "$MISSING_ANY" = "1"; then AC_MSG_ERROR(some required prerequisites were not found) fi +# Do this last so it doesn't interfere with other tests. +if test "$BUILD_EXTERNAL_LIBS" = "1"; then + if test "$BUILDRULES" = "libtool"; then + AC_MSG_ERROR([BUILDRULES=libtool is not supported when building external libraries]) + fi + LDFLAGS="$LDFLAGS -Lexternal-libs/build" + LIBS="$LIBS -lexternal" +fi + AC_OUTPUT() |