Potrace under libs (again) for dvisvgm and mflua/mfluajit.

git-svn-id: svn://tug.org/texlive/trunk@64168 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 92 insertions, 0 deletions

diff --git a/Build/source/configure b/Build/source/configure
index 933dda35c13..1213d4ce2d3 100755
--- a/Build/source/configure
+++ b/Build/source/configure
@@ -947,6 +947,9 @@ with_system_pixman
 with_system_gd
 with_gd_includes
 with_gd_libdir
+with_system_potrace
+with_potrace_includes
+with_potrace_libdir
 with_system_freetype2
 with_system_libpng
 with_system_libpaper
@@ -1817,6 +1820,11 @@ Optional Packages:
   --with-system-gd        use installed gd headers and library
   --with-gd-includes=DIR  gd headers installed in DIR
   --with-gd-libdir=DIR    gd library installed in DIR
+  --with-system-potrace   use installed potrace headers and library
+  --with-potrace-includes=DIR
+                          potrace headers installed in DIR
+  --with-potrace-libdir=DIR
+                          potrace library installed in DIR
   --with-system-freetype2 use installed freetype2 headers and library
                           (requires freetype-config)
   --with-system-libpng    use installed libpng headers and library (requires
@@ -5730,6 +5738,7 @@ esac
 
 test "x$enable_web2c:$enable_mflua" = xyes:yes && {
   need_lua53=yes
+  need_potrace=yes
 }
 # Check whether --enable-mfluajit was given.
 if test ${enable_mfluajit+y}
@@ -5757,6 +5766,7 @@ esac
 
 test "x$enable_web2c:$enable_mfluajit" = xyes:yes && {
   need_luajit=yes
+  need_potrace=yes
 }
 
 # Check whether --with-mf-x-toolkit was given.
@@ -7178,6 +7188,49 @@ test "x$need_gd" = xyes && {
   need_freetype2=yes
 }
 
+## libs/potrace/ac/withenable.ac: configure.ac fragment for the TeX Live subdirectory libs/potrace/
+## configure options and TL libraries required for potrace
+
+# Check whether --with-system-potrace was given.
+if test ${with_system_potrace+y}
+then :
+  withval=$with_system_potrace;
+fi
+
+# Check whether --with-potrace-includes was given.
+if test ${with_potrace_includes+y}
+then :
+  withval=$with_potrace_includes;
+fi
+
+# Check whether --with-potrace-libdir was given.
+if test ${with_potrace_libdir+y}
+then :
+  withval=$with_potrace_libdir;
+fi
+if test "x$with_system_potrace" = x; then
+  if test -f $srcdir/libs/potrace/configure; then
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Assuming \`potrace' headers and library from TL tree" >&5
+printf "%s\n" "$as_me: Assuming \`potrace' headers and library from TL tree" >&6;}
+    with_system_potrace=no
+  else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Assuming installed \`potrace' headers and library" >&5
+printf "%s\n" "$as_me: Assuming installed \`potrace' headers and library" >&6;}
+    with_system_potrace=yes
+  fi
+  ac_configure_args="$ac_configure_args '--with-system-potrace=$with_system_potrace'"
+elif test "x$with_system_potrace" = xyes; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Using installed \`potrace' headers and library" >&5
+printf "%s\n" "$as_me: Using installed \`potrace' headers and library" >&6;}
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Using \`potrace' headers and library from TL tree" >&5
+printf "%s\n" "$as_me: Using \`potrace' headers and library from TL tree" >&6;}
+  if test "x$with_system_potrace" != xno; then
+    with_system_potrace=no
+    ac_configure_args="$ac_configure_args '--without-system-potrace'"
+  fi
+fi
+
 ## libs/freetype2/ac/withenable.ac: configure.ac fragment for the TeX Live subdirectory libs/freetype2/
 ## configure options and TL libraries required for freetype2
 
@@ -22652,6 +22705,13 @@ elif test "x$need_PPLIB:$with_system_PPLIB" = xyes:yes; then
   as_fn_error $? "did not find PPLIB" "$LINENO" 5
 fi
 
+if $PKG_CONFIG POTRACE; then
+  POTRACE_INCLUDES=`$PKG_CONFIG POTRACE --cflags`
+  POTRACE_LIBS=`$PKG_CONFIG POTRACE --libs`
+elif test "x$need_POTRACE:$with_system_POTRACE" = xyes:yes; then
+  as_fn_error $? "did not find POTRACE" "$LINENO" 5
+fi
+
 ##tldbg _KPSE_LIB_FLAGS_SYSTEM: libpaper (paper).
 if test "x$with_libpaper_includes" != x && test "x$with_libpaper_includes" != xyes; then
   LIBPAPER_INCLUDES="-I$with_libpaper_includes"
@@ -23356,6 +23416,38 @@ rm -f core conftest.err conftest.$ac_objext conftest.beam \
 printf "%s\n" "$kpse_res" >&6; }
 fi
 
+## libs/potrace/ac/potrace.ac: configure.ac fragment for the TeX Live subdirectory libs/potrace/
+## basic check of system potrace
+if test "x$need_potrace:$with_system_potrace" = xyes:yes; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking requested system \`potrace' library" >&5
+printf %s "checking requested system \`potrace' library... " >&6; }
+  CPPFLAGS="$POTRACE_INCLUDES $CPPFLAGS"
+  LIBS="$POTRACE_LIBS $LIBS"
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <potracelib.h>
+int
+main (void)
+{
+potrace_state_t st;
+const char *version = potrace_version();
+potrace_state_free(&st);
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  syslib_used=yes kpse_res=ok
+else $as_nop
+  syslib_status=no kpse_res=failed
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $kpse_res" >&5
+printf "%s\n" "$kpse_res" >&6; }
+fi
+
 ## libs/gd/ac/gd.ac: configure.ac fragment for the TeX Live subdirectory libs/gd/
 ## basic check of system gd
 if test "x$need_gd:$with_system_gd" = xyes:yes; then