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authorAndy Wingo <wingo@pobox.com>2002-03-31 03:32:58 +0000
committerAndy Wingo <wingo@pobox.com>2002-03-31 03:32:58 +0000
commit75d83745c73931327209749c32f200fa00cc44ec (patch)
tree9926f495aaa35b9d4c7fc7e82c41180eb2a1b5e4 /m4/a52.m4
parent2432f706243dac1c1c6005d1ed9116c6536a7e04 (diff)
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correct a condition in check-libheader.m4 remove gst a52 and mpeg2dec m4's in favor of ones i have sent to walken for...
Original commit message from CVS: * correct a condition in check-libheader.m4 * remove gst a52 and mpeg2dec m4's in favor of ones i have sent to walken for inclusion in the upstream packages
Diffstat (limited to 'm4/a52.m4')
-rw-r--r--m4/a52.m4121
1 files changed, 121 insertions, 0 deletions
diff --git a/m4/a52.m4 b/m4/a52.m4
new file mode 100644
index 00000000..fe89c1b7
--- /dev/null
+++ b/m4/a52.m4
@@ -0,0 +1,121 @@
+dnl
+dnl A52_CHECK-LIBHEADER(FEATURE-NAME, LIB-NAME, LIB-FUNCTION, HEADER-NAME,
+dnl ACTION-IF-FOUND, ACTION-IF-NOT-FOUND,
+dnl EXTRA-LDFLAGS, EXTRA-CPPFLAGS)
+dnl
+dnl FEATURE-NAME - feature name; library and header files are treated
+dnl as feature, which we look for
+dnl LIB-NAME - library name as in AC_CHECK_LIB macro
+dnl LIB-FUNCTION - library symbol as in AC_CHECK_LIB macro
+dnl HEADER-NAME - header file name as in AC_CHECK_HEADER
+dnl ACTION-IF-FOUND - when feature is found then execute given action
+dnl ACTION-IF-NOT-FOUND - when feature is not found then execute given action
+dnl EXTRA-LDFLAGS - extra linker flags (-L or -l)
+dnl EXTRA-CPPFLAGS - extra C preprocessor flags, i.e. -I/usr/X11R6/include
+dnl
+dnl Based on GST_CHECK_LIBHEADER from gstreamer plugins 0.3.1.
+dnl
+AC_DEFUN(A52_CHECK_LIBHEADER,
+[
+ AC_CHECK_LIB([$2], [$3], HAVE_[$1]=yes, HAVE_[$1]=no, [$7])
+ check_libheader_feature_name=translit([$1], A-Z, a-z)
+
+ if test "x$HAVE_[$1]" = "xyes"; then
+ check_libheader_save_CPPFLAGS=$CPPFLAGS
+ CPPFLAGS="[$8] $CPPFLAGS"
+ AC_CHECK_HEADER([$4], :, HAVE_[$1]=no)
+ CPPFLAGS=$check_libheader_save_CPPFLAGS
+ fi
+
+ if test "x$HAVE_[$1]" = "xyes"; then
+ ifelse([$5], , :, [$5])
+ else
+ ifelse([$6], , :, [$6])
+ fi
+]
+)
+
+dnl
+dnl AC_CHECK_A52DEC(ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+dnl
+dnl ACTION-IF-FOUND - when feature is found then execute given action
+dnl ACTION-IF-NOT-FOUND - when feature is not found then execute given action
+dnl
+dnl Defines HAVE_A52DEC to yes if liba52 is found
+dnl
+dnl CFLAGS and LDFLAGS for the library are stored in A52DEC_CFLAGS and
+dnl A52DEC_LIBS, respectively
+dnl
+dnl Based on GST_CHECK_A52DEC from gstreamer plugins 0.3.3.1
+dnl Thomas Vander Stichele <thomas@apestaart.org>, Andy Wingo <wingo@pobox.com>
+dnl
+AC_DEFUN(AC_CHECK_A52DEC,
+[dnl
+AC_ARG_WITH(a52dec-prefix,
+ AC_HELP_STRING([--with-a52dec-prefix=PFX],[Prefix where a52dec is installed (optional)]),
+ a52dec_config_prefix="$withval", a52dec_config_prefix="")
+
+if test x$a52dec_config_prefix = x ; then
+ A52_CHECK_LIBHEADER(A52DEC, a52, a52_init, a52dec/a52.h,
+ A52DEC_LIBS="-la52 -lm", , -lm)
+else
+ A52_CHECK_LIBHEADER(A52DEC, a52, a52_init, a52dec/a52.h, [
+ A52DEC_LIBS="-la52 -L$a52dec_config_prefix/lib -lm"
+ A52DEC_CFLAGS="-I$a52dec_config_prefix/include"
+ ], , -L$a52dec_config_prefix/lib, -I$a52dec_config_prefix/include)
+fi
+
+if test $HAVE_A52DEC = "yes"; then
+ ac_save_CFLAGS="$CFLAGS"
+ ac_save_LIBS="$LIBS"
+ CFLAGS="$CFLAGS $A52DEC_CFLAGS"
+ LIBS="$A52DEC_LIBS $LIBS"
+ AC_TRY_RUN([
+#include <inttypes.h>
+#include <a52dec/a52.h>
+
+int
+main ()
+{
+ a52_state_t *state;
+ return 0;
+}
+ ],, HAVE_A52DEC=no, [echo $ac_n "cross compiling; assumed OK... $ac_c"])
+
+ if test HAVE_A52DEC = "no"; then
+ echo "*** Your a52dec is borked somehow. Please update to 0.7.3."
+ else
+ AC_TRY_RUN([
+#include <inttypes.h>
+#include <a52dec/a52.h>
+
+int
+main ()
+{
+ int i = sizeof (a52_state_t);
+ return 0;
+}
+ ], HAVE_A52DEC=no,, [echo $ac_n "cross compiling; assumed OK... $ac_c"])
+
+ if test HAVE_A52DEC = "no"; then
+ echo "*** Your a52dec is too old. Please update to 0.7.3."
+ fi
+ fi
+ CFLAGS="$ac_save_CFLAGS"
+ LIBS="$ac_save_LIBS"
+fi
+
+if test HAVE_A52DEC = "no"; then
+ A52DEC_CFLAGS=""
+ A52DEC_LIBS=""
+fi
+
+if test "x$HAVE_A52DEC" = "xyes"; then
+ ifelse([$1], , :, [$1])
+else
+ ifelse([$2], , :, [$2])
+fi
+
+AC_SUBST(A52DEC_CFLAGS)
+AC_SUBST(A52DEC_LIBS)
+])