Only compute realpath when basenames_may_differ is set
[deliverable/binutils-gdb.git] / gdb / configure.ac
index dfb7c87171306d120750b88604dbe6a025f5d679..1318c8d008734ba1c566339080649533c74dbd6c 100644 (file)
@@ -1,5 +1,5 @@
 dnl Autoconf configure script for GDB, the GNU debugger.
-dnl Copyright (C) 1995-2018 Free Software Foundation, Inc.
+dnl Copyright (C) 1995-2019 Free Software Foundation, Inc.
 dnl
 dnl This file is part of GDB.
 dnl
@@ -146,7 +146,7 @@ AC_ARG_WITH(auto-load-dir,
 AS_HELP_STRING([--with-auto-load-dir=PATH],
   [directories from which to load auto-loaded scripts @<:@$debugdir:$datadir/auto-load@:>@]),,
   [with_auto_load_dir='$debugdir:$datadir/auto-load'])
-escape_dir=`echo $with_auto_load_dir | sed 's/[[$]]\(datadir\|debugdir\)\>/\\\\\\\\\\\\&/g'`
+escape_dir=`echo $with_auto_load_dir | sed -e 's/[[$]]datadir\>/\\\\\\\\\\\\&/g' -e 's/[[$]]debugdir\>/\\\\\\\\\\\\&/g'`
 AC_DEFINE_DIR(AUTO_LOAD_DIR, escape_dir,
              [Directories from which to load auto-loaded scripts.])
 AC_MSG_RESULT([$with_auto_load_dir])
@@ -161,7 +161,7 @@ AS_HELP_STRING([--without-auto-load-safe-path],
      with_auto_load_safe_path="/"
      fi],
 [with_auto_load_safe_path="$with_auto_load_dir"])
-escape_dir=`echo $with_auto_load_safe_path | sed 's/[[$]]\(datadir\|debugdir\)\>/\\\\\\\\\\\\&/g'`
+escape_dir=`echo $with_auto_load_safe_path | sed -e 's/[[$]]datadir\>/\\\\\\\\\\\\&/g' -e 's/[[$]]debugdir\>/\\\\\\\\\\\\&/g'`
 AC_DEFINE_DIR(AUTO_LOAD_SAFE_PATH, escape_dir,
              [Directories safe to hold auto-loaded files.])
 AC_MSG_RESULT([$with_auto_load_safe_path])
@@ -592,7 +592,7 @@ case $host_os in
 esac
 
 # These are the libraries checked by Readline.
-AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncursesw ncurses])
+AC_SEARCH_LIBS(tgetent, [termcap tinfow tinfo curses ncursesw ncurses])
 
 if test "$ac_cv_search_tgetent" = no; then
   CONFIG_OBS="$CONFIG_OBS stub-termcap.o"
@@ -734,7 +734,7 @@ dnl no -   Don't include python support.
 dnl yes -  Include python support, error if it's missing.
 dnl        If we find python in $PATH, use it to fetch configure options,
 dnl        otherwise assume the compiler can find it with no help from us.
-dnl        Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
+dnl        Python 2.7 and 2.6 are tried in turn.
 dnl auto - Same as "yes", but if python is missing from the system,
 dnl        fall back to "no".
 dnl /path/to/python/exec-prefix -
@@ -743,7 +743,7 @@ dnl        If /path/to/python/exec-prefix/bin/python exists, use it to find
 dnl        the compilation parameters.  Otherwise use
 dnl        -I/path/to/python/exec-prefix/include,
 dnl        -L/path/to/python/exec-prefix/lib.
-dnl        Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
+dnl        Python 2.7 and 2.6 are tried in turn.
 dnl        NOTE: This case is historical.  It is what was done for 7.0/7.1
 dnl        but is deprecated.
 dnl /path/to/python/executable -
@@ -911,23 +911,11 @@ else
       AC_TRY_LIBPYTHON(python2.6, have_libpython,
                        ${python_includes}, "-lpython2.6 ${python_libs}")
     fi
-    if test ${have_libpython} = no; then
-      AC_TRY_LIBPYTHON(python2.5, have_libpython,
-                       ${python_includes}, "-lpython2.5 ${python_libs}")
-    fi
-    if test ${have_libpython} = no; then
-      AC_TRY_LIBPYTHON(python2.4, have_libpython,
-                       ${python_includes}, "-lpython2.4 ${python_libs}")
-    fi
   fi
   if test "${have_libpython}" = python2.7 -o "${have_libpython}" = python27; then
     AC_DEFINE(HAVE_LIBPYTHON2_7, 1, [Define if Python 2.7 is being used.])
   elif test "${have_libpython}" = python2.6 -o "${have_libpython}" = python26; then
     AC_DEFINE(HAVE_LIBPYTHON2_6, 1, [Define if Python 2.6 is being used.])
-  elif test "${have_libpython}" = python2.5 -o "${have_libpython}" = python25; then
-    AC_DEFINE(HAVE_LIBPYTHON2_5, 1, [Define if Python 2.5 is being used.])
-  elif test "${have_libpython}" = python2.4 -o "${have_libpython}" = python24; then
-    AC_DEFINE(HAVE_LIBPYTHON2_4, 1, [Define if Python 2.4 is being used.])
   fi
 
   if test "${have_libpython}" = no; then
@@ -1226,6 +1214,48 @@ AC_SUBST(GUILE_CPPFLAGS)
 AC_SUBST(GUILE_LIBS)
 AM_CONDITIONAL(HAVE_GUILE, test "${have_libguile}" != no)
 
+# ---------------------------- #
+# Check for source highlight.  #
+# ---------------------------- #
+
+SRCHIGH_LIBS=
+SRCHIGH_CFLAGS=
+
+AC_ARG_ENABLE(source-highlight,
+  AS_HELP_STRING([--enable-source-highlight],
+    [enable source-highlight for source listings]),
+  [case "${enableval}" in
+  yes)  enable_source_highlight=yes ;;
+  no)   enable_source_highlight=no  ;;
+  *)    AC_MSG_ERROR(bad value ${enableval} for source-highlight option) ;;
+esac],
+[enable_source_highlight=auto])
+
+if test "${enable_source_highlight}" != "no"; then
+  AC_MSG_CHECKING([for the source-highlight library])
+  if test "${pkg_config_prog_path}" = "missing"; then
+    AC_MSG_RESULT([no - pkg-config not found])
+    if test "${enable_source_highlight}" = "yes"; then
+      AC_MSG_ERROR([pkg-config was not found in your system])
+    fi
+  else
+    if ${pkg_config_prog_path} --exists source-highlight; then
+      SRCHIGH_CFLAGS=`${pkg_config_prog_path} --cflags source-highlight`
+      SRCHIGH_LIBS=`${pkg_config_prog_path} --libs source-highlight`
+      AC_DEFINE([HAVE_SOURCE_HIGHLIGHT], 1,
+                [Define to 1 if the source-highlight library is available])
+      AC_MSG_RESULT([yes])
+    else
+      AC_MSG_RESULT([no])
+      if test "${enable_source_highlight}" = "yes"; then
+        AC_MSG_ERROR([source-highlight was not found in your system])
+      fi
+    fi
+  fi
+fi
+AC_SUBST(SRCHIGH_LIBS)
+AC_SUBST(SRCHIGH_CFLAGS)
+
 # --------------------- #
 # Check for libmcheck.  #
 # --------------------- #
@@ -1359,7 +1389,7 @@ AC_CHECK_FUNCS([getauxval getrusage getuid getgid \
                sigaction sigprocmask sigsetmask socketpair \
                ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
                setrlimit getrlimit posix_madvise waitpid \
-               ptrace64 sigaltstack mkdtemp setns])
+               ptrace64 sigaltstack setns use_default_colors])
 AM_LANGINFO_CODESET
 GDB_AC_COMMON
 
@@ -2247,12 +2277,10 @@ dnl  At the moment, we just assume it's UTF-8.
 AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8",
           [Define to be a string naming the default host character set.])
 
-if $development; then
-  AC_DEFINE(GDB_SELF_TEST, 1,
-            [Define if self-testing features should be enabled])
+GDB_AC_SELFTEST([
   CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_UNITTESTS_OBS) common/selftest.o selftest-arch.o"
   CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_UNITTESTS_SRCS) common/selftest.c selftest-arch.c"
-fi
+])
 
 GDB_AC_TRANSFORM([gdb], [GDB_TRANSFORM_NAME])
 GDB_AC_TRANSFORM([gcore], [GCORE_TRANSFORM_NAME])
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