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shiny new avifile test macro let's give it a ride
Original commit message from CVS: shiny new avifile test macro let's give it a ride
This commit is contained in:
Thomas Vander Stichele
parent
ab0df2f22a
commit
1f82b1e461
2 changed files with 151 additions and 1 deletions
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common
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Subproject commit 49b94b4d92a9621d42aa6c80bd720e2abc747fe4
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Subproject commit e400d0fc2780dac2ee516286893d4f312d065f86
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150
m4/as-avifile.m4
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150
m4/as-avifile.m4
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# AS_AVIFILE 0.1.0
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# CXXFLAGS and LIBS for avifile
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# taken from Autostar Sandbox, http://autostars.sourceforge.net/
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# constructed by careful cross-pollination from various sources and lots of
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# hard labour
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dnl Usage:
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dnl AS_AVIFILE(MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
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dnl Test for avifile, and defines
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dnl - AVIFILE_CXXFLAGS (C++ compiler flags)
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dnl - AVIFILE_LDFLAGS (linker flags, stripping and path)
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dnl as well as set HAVE_AVIFILE to yes or no
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dnl
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dnl FIXME: should define AVIFILE_VERSION
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dnl
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dnl prerequisites:
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dnl - working C++ compiler
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dnl - usable libstdc++
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dnl - AC_PATH_XTRA
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AC_DEFUN(AS_AVIFILE,
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[
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HAVE_AVIFILE="no"
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dnl first look for avifile-config
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AC_PATH_PROG(AVIFILE_CONFIG, avifile-config, no)
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min_avifile_version=ifelse([$1], ,0.7.0,$1)
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if test "x$AVIFILE_CONFIG" != "xno"; then
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dnl now that we have it, we need to save libs and cflags
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AVIFILE_LDFLAGS=`avifile-config --libs`
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AVIFILE_CXXFLAGS=`avifile-config --cflags`
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AC_SUBST(AVIFILE_LDFLAGS)
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AC_SUBST(AVIFILE_CXXFLAGS)
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HAVE_AVIFILE="yes"
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fi
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dnl we got this far, now start checking if we have the right version
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if test "x$HAVE_AVIFILE" = "xyes";
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then
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AC_MSG_CHECKING(for avifile - version >= $min_avifile_version)
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dnl first get the version number from avifile-config
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avifile_major_version=`$AVIFILE_CONFIG $avifile_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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avifile_minor_version=`$AVIFILE_CONFIG $avifile_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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avifile_micro_version=`$AVIFILE_CONFIG $avifile_config_args --version | \
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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dnl now run a short C app that tells us if the version is ok or not
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dnl all of this is boilerplate code from other examples
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rm -f conf.avifiletest
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AC_TRY_RUN([
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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char*
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my_strdup (char *str)
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{
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char *new_str;
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if (str)
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{
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new_str = (char *) malloc ((strlen (str) + 1) * sizeof (char));
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strcpy (new_str, str);
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}
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else
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new_str = NULL;
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return new_str;
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}
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int
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main ()
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{
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int major, minor, micro;
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char *tmp_version;
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system ("touch conf.avifiletest");
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/* HP/UX 9 (%@#!) writes to sscanf strings */
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tmp_version = my_strdup ("$min_avifile_version");
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if (sscanf (tmp_version, "%d.%d.%d", &major, &minor, µ) != 3)
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{
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printf ("%s, bad version string\n", "$min_avifile_version");
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exit (1);
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}
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if (($avifile_major_version > major) ||
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(($avifile_major_version == major) && ($avifile_minor_version > minor)) ||
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(($avifile_major_version == major) && ($avifile_minor_version == minor) && ($avifile_micro_version >= micro)))
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return 0;
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else
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{
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printf ("\n*** 'avifile-config --version' returned %d.%d.%d, but the minimum version\n", $avifile_major_version, $avifile_minor_version, $avifile_micro_version);
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printf ("*** of AVIFILE required is %d.%d.%d. If avifile-config is correct, then it is\n", major, minor, micro);
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printf ("*** best to upgrade to the required version.\n");
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printf ("*** If avifile-config was wrong, set the environment variable AVIFILE_CONFIG\n");
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printf ("*** to point to the correct copy of avifile-config, and remove the file\n");
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printf ("*** config.cache (if it exists) before re-running configure\n");
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return 1;
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}
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}
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],
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[
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AC_MSG_RESULT(yes)
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HAVE_AVIFILE="yes"
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],
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[
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HAVE_AVIFILE="no"
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])
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fi
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if test "x$HAVE_AVIFILE" = "xyes";
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then
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dnl now try to compile a sample test app
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dnl first save whatever language we're currently testing in
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dnl AC_LANG_SAVE
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dnl AC_LANG_CPLUSPLUS
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AC_LANG_PUSH(C++)
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ac_save_CXXFLAGS=$CXXFLAGS
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ac_save_LDFLAGS=$LDFLAGS
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dnl add X flags, because it looks like avifile needs libXv and libXxf86vm
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CXXFLAGS="$XXCFLAGS $AVIFILE_CXXFLAGS"
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LDFLAGS="$LDFLAGS $AVIFILE_LDFLAGS $X_LIBS -lXv -lXxf86vm"
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AC_MSG_CHECKING(compilation of avifile test program)
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dnl try the compile
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AC_TRY_LINK([
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#include <stdio.h>
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#include <stdlib.h>
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#include <avifile.h>
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#include <creators.h>
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],[
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/* function body */
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IVideoDecoder *decoder;
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BITMAPINFOHEADER bh;
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decoder = Creators::CreateVideoDecoder (bh);
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],
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AC_MSG_RESULT(succeeded)
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HAVE_AVIFILE="yes",
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AC_MSG_RESULT(failed)
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HAVE_AVIFILE="no",
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)
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AC_LANG_RESTORE
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CXXFLAGS="$ac_save_CXXFLAGS"
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LDFLAGS="$ac_save_LDFLAGS"
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fi
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])
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