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authorMattia Rizzolo <mattia@mapreri.org>2014-10-03 14:05:03 +0000
committerMattia Rizzolo <mattia@mapreri.org>2014-10-03 14:05:03 +0000
commit817e6294b42b3e4435f1b99728afc1dca84a6445 (patch)
tree75bc563b5fe4149fe7e5cbf7a5c2cbcee5ea0fb3 /m4/sane.m4
parente7e90b72fd3161c5d55fed49e100781dfa3e9408 (diff)
Imported Upstream version 0.97upstream/0.97
Diffstat (limited to 'm4/sane.m4')
-rw-r--r--m4/sane.m4149
1 files changed, 149 insertions, 0 deletions
diff --git a/m4/sane.m4 b/m4/sane.m4
new file mode 100644
index 0000000..d0dc89c
--- /dev/null
+++ b/m4/sane.m4
@@ -0,0 +1,149 @@
+# ********************************************************************
+# Configure paths for SANE
+# Oliver Rauch 2000-10-30
+
+dnl AM_PATH_SANE([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
+dnl Test for SANE, and define SANE_CFLAGS and SANE_LIBS
+dnl
+AC_DEFUN(AM_PATH_SANE,
+[dnl
+dnl Get the cflags and libraries from the sane-config script
+dnl
+ AC_ARG_ENABLE(sanetest, [ --disable-sanetest Do not try to compile and run a test SANE program], , enable_sanetest=yes)
+
+ AC_PATH_PROG(SANE_CONFIG, sane-config, no)
+ min_sane_version=ifelse([$1], ,1.0.0,$1)
+ AC_MSG_CHECKING(for SANE - version >= $min_sane_version)
+ no_sane=""
+ if test "$SANE_CONFIG" = "no" ; then
+ no_sane=yes
+ else
+ SANE_CFLAGS=`$SANE_CONFIG $sane_config_args --cflags`
+ SANE_LDFLAGS=`$SANE_CONFIG $sane_config_args --ldflags`
+# SANE_LIBS=`$SANE_CONFIG $sane_config_args --libs`
+ SANE_LIBS=`$SANE_CONFIG $sane_config_args --libs | sed -e 's/-lintl//g'`
+ SANE_PREFIX=`$SANE_CONFIG $sane_config_args --prefix`
+ sane_config_major_version=`$SANE_CONFIG $sane_config_args --version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+ sane_config_minor_version=`$SANE_CONFIG $sane_config_args --version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+ sane_config_micro_version=`$SANE_CONFIG $sane_config_args --version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+ if test "x$enable_sanetest" = "xyes" ; then
+ ac_save_CFLAGS="$CFLAGS"
+ ac_save_LDFLAGS="$LDFLAGS"
+ ac_save_LIBS="$LIBS"
+ CFLAGS="$CFLAGS $SANE_CFLAGS"
+ LDFLAGS="$LDFLAGS $SANE_LDFLAGS"
+ LIBS="$LIBS $SANE_LIBS"
+dnl
+dnl Now check if the installed SANE is sufficiently new. (Also sanity
+dnl checks the results of sane-config to some extent
+dnl
+ rm -f conf.sanetest
+ AC_TRY_RUN([
+#include <sane/sane.h>
+#include <stdio.h>
+
+int
+main ()
+{
+ int major, minor, micro;
+
+ system ("touch conf.sanetest");
+
+ if (sscanf("$min_sane_version", "%d.%d.%d", &major, &minor, &micro) != 3) {
+ printf("%s, bad version string\n", "$min_sane_version");
+ exit(1);
+ }
+
+ if ( ($sane_config_major_version == major) &&
+ ( ($sane_config_minor_version > minor) ||
+ ( ($sane_config_minor_version == minor) && ($sane_config_micro_version >= micro))))
+ {
+ return 0;
+ }
+ else if ($sane_config_major_version > major)
+ {
+ printf("\n*** A too new version of SANE (%d.%d.%d) was found.\n",
+ $sane_config_major_version, $sane_config_minor_version, $sane_config_micro_version);
+ printf("*** You need a version of SANE with the major version number %d.\n", major);
+ }
+ else
+ {
+ printf("\n*** An old version of SANE (%d.%d.%d) was found.\n",
+ $sane_config_major_version, $sane_config_minor_version, $sane_config_micro_version);
+ printf("*** You need a version of SANE newer than %d.%d.%d. The latest version of\n",
+ major, minor, micro);
+ }
+
+ printf("*** SANE is always available from ftp://ftp.mostang.com\n");
+ printf("***\n");
+ printf("*** If you have already installed a sufficient version, this error\n");
+ printf("*** probably means that the wrong copy of the sane-config shell script is\n");
+ printf("*** being found. The easiest way to fix this is to remove the old version\n");
+ printf("*** of SANE, but you can also set the SANE_CONFIG environment to point to the\n");
+ printf("*** correct copy of sane-config. (In this case, you will have to\n");
+ printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
+ printf("*** so that the correct libraries are found at run-time))\n");
+
+ return 1;
+}
+],, no_sane=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+ CFLAGS="$ac_save_CFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+ LIBS="$ac_save_LIBS"
+ fi
+ fi
+ if test "x$no_sane" = x ; then
+ AC_MSG_RESULT(yes)
+ ifelse([$2], , :, [$2])
+ else
+ AC_MSG_RESULT(no)
+ if test "$SANE_CONFIG" = "no" ; then
+ echo "*** The sane-config script installed by SANE could not be found"
+ echo "*** If SANE was installed in PREFIX, make sure PREFIX/bin is in"
+ echo "*** your path, or set the SANE_CONFIG environment variable to the"
+ echo "*** full path to sane-config."
+ else
+ if test -f conf.sanetest ; then
+ :
+ else
+ echo "*** Could not run SANE test program, checking why..."
+ CFLAGS="$CFLAGS $SANE_CFLAGS"
+ LIBS="$LIBS $SANE_LIBS"
+ LDFLAGS="$LDFLAGS $SANE_LDFLAGS"
+ AC_TRY_LINK([
+#include <sane/sane.h>
+#include <stdio.h>
+], [ return (SANE_CURRENT_MAJOR); ],
+ [ echo "*** The test program compiled, but did not run. This usually means"
+ echo "*** that the run-time linker is not finding SANE or finding the wrong"
+ echo "*** version of SANE. If it is not finding SANE, you'll need to set your"
+ echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+ echo "*** to the installed location Also, make sure you have run ldconfig if that"
+ echo "*** is required on your system"
+ echo "***"
+ echo "*** If you have an old version installed, it is best to remove it, although"
+ echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
+ echo "***" ]
+ [ echo "*** The test program failed to compile or link. See the file config.log for the"
+ echo "*** exact error that occured. This usually means SANE was incorrectly installed"
+ echo "*** or that you have moved SANE since it was installed. In the latter case, you"
+ echo "*** may want to edit the sane-config script: $SANE_CONFIG" ])
+ CFLAGS="$ac_save_CFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+ LIBS="$ac_save_LIBS"
+ fi
+ fi
+ SANE_CFLAGS=""
+ SANE_LDFLAGS=""
+ SANE_LIBS=""
+ ifelse([$3], , :, [$3])
+ fi
+ AC_SUBST(SANE_LDFLAGS)
+ AC_SUBST(SANE_CFLAGS)
+ AC_SUBST(SANE_LIBS)
+ AC_SUBST(SANE_PREFIX)
+ rm -f conf.sanetest
+])