configure.ac (AC_CHECK_FUNCS_ONCE): Put into if statement.

2013-06-24  Steve Ellcey  <sellcey@mips.com>

	* configure.ac (AC_CHECK_FUNCS_ONCE): Put into if statement.
	* configure: Regenerate.

From-SVN: r200374

libgfortran/configure

@@ -654,6 +654,7 @@ CPP
 am__fastdepCC_FALSE
 am__fastdepCC_TRUE
 CCDEPMODE
+am__nodep
 AMDEPBACKSLASH
 AMDEP_FALSE
 AMDEP_TRUE
@@ -3386,11 +3387,11 @@ MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 
 # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.
-# Always define AMTAR for backward compatibility.
+# Always define AMTAR for backward compatibility.  Yes, it's still used
+# in the wild :-(  We should find a proper way to deprecate it ...
+AMTAR='$${TAR-tar}'
 
-AMTAR=${AMTAR-"${am_missing_run}tar"}
-
-am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
+am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
 
 
 
@@ -3523,6 +3524,7 @@ fi
 if test "x$enable_dependency_tracking" != xno; then
   am_depcomp="$ac_aux_dir/depcomp"
   AMDEPBACKSLASH='\'
+  am__nodep='_no'
 fi
  if test "x$enable_dependency_tracking" != xno; then
   AMDEP_TRUE=
@@ -4340,6 +4342,7 @@ else
   # instance it was reported that on HP-UX the gcc test will end up
   # making a dummy file named `D' -- because `-MD' means `put the output
   # in D'.
+  rm -rf conftest.dir
   mkdir conftest.dir
   # Copy depcomp to subdir because otherwise we won't find it if we're
   # using a relative directory.
@@ -4399,7 +4402,7 @@ else
 	break
       fi
       ;;
-    msvisualcpp | msvcmsys)
+    msvc7 | msvc7msys | msvisualcpp | msvcmsys)
       # This compiler won't grok `-c -o', but also, the minuso test has
       # not run yet.  These depmodes are late enough in the game, and
       # so weak that their functioning should not be impacted.
@@ -5515,6 +5518,7 @@ else
   # instance it was reported that on HP-UX the gcc test will end up
   # making a dummy file named `D' -- because `-MD' means `put the output
   # in D'.
+  rm -rf conftest.dir
   mkdir conftest.dir
   # Copy depcomp to subdir because otherwise we won't find it if we're
   # using a relative directory.
@@ -5574,7 +5578,7 @@ else
 	break
       fi
       ;;
-    msvisualcpp | msvcmsys)
+    msvc7 | msvc7msys | msvisualcpp | msvcmsys)
       # This compiler won't grok `-c -o', but also, the minuso test has
       # not run yet.  These depmodes are late enough in the game, and
       # so weak that their functioning should not be impacted.
@@ -12331,7 +12335,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12334 "configure"
+#line 12338 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12437,7 +12441,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 12440 "configure"
+#line 12444 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -16435,6 +16439,35 @@ fi
 
 
 # Check for library functions.
+if test "x${with_newlib}" = "xyes"; then
+   # We are being configured with a cross compiler.  AC_REPLACE_FUNCS
+   # may not work correctly, because the compiler may not be able to
+   # link executables.
+
+$as_echo "#define HAVE_MKSTEMP 1" >>confdefs.h
+
+
+$as_echo "#define HAVE_STRTOF 1" >>confdefs.h
+
+
+$as_echo "#define HAVE_STRTOLD 1" >>confdefs.h
+
+
+$as_echo "#define HAVE_SNPRINTF 1" >>confdefs.h
+
+
+$as_echo "#define HAVE_STRCASESTR 1" >>confdefs.h
+
+
+$as_echo "#define HAVE_VSNPRINTF 1" >>confdefs.h
+
+
+$as_echo "#define HAVE_LOCALTIME_R 1" >>confdefs.h
+
+
+$as_echo "#define HAVE_GMTIME_R 1" >>confdefs.h
+
+else
 
 
 
@@ -16554,6 +16587,7 @@ done
 
 
 
+fi
 
 # Check strerror_r, cannot be above as versions with two and three arguments exist
 

libgfortran/configure.ac

@@ -261,13 +261,27 @@ GCC_HEADER_STDINT(gstdint.h)
 AC_CHECK_MEMBERS([struct stat.st_blksize, struct stat.st_blocks, struct stat.st_rdev])
 
 # Check for library functions.
-AC_CHECK_FUNCS_ONCE(getrusage times mkstemp strtof strtold snprintf \
-ftruncate chsize chdir getlogin gethostname kill link symlink sleep ttyname \
-alarm access fork execl wait setmode execve pipe dup2 close \
-strcasestr getrlimit gettimeofday stat fstat lstat getpwuid vsnprintf dup \
-getcwd localtime_r gmtime_r getpwuid_r ttyname_r clock_gettime \
-readlink getgid getpid getppid getuid geteuid umask getegid \
-secure_getenv __secure_getenv)
+if test "x${with_newlib}" = "xyes"; then
+   # We are being configured with a cross compiler.  AC_REPLACE_FUNCS
+   # may not work correctly, because the compiler may not be able to
+   # link executables.
+   AC_DEFINE(HAVE_MKSTEMP, 1, [Define if you have mkstemp.])
+   AC_DEFINE(HAVE_STRTOF, 1, [Define if you have strtof.])
+   AC_DEFINE(HAVE_STRTOLD, 1, [Define if you have strtold.])
+   AC_DEFINE(HAVE_SNPRINTF, 1, [Define if you have snprintf.])
+   AC_DEFINE(HAVE_STRCASESTR, 1, [Define if you have strcasestr.])
+   AC_DEFINE(HAVE_VSNPRINTF, 1, [Define if you have vsnprintf.])
+   AC_DEFINE(HAVE_LOCALTIME_R, 1, [Define if you have localtime_r.])
+   AC_DEFINE(HAVE_GMTIME_R, 1, [Define if you have gmtime_r.])
+else
+   AC_CHECK_FUNCS_ONCE(getrusage times mkstemp strtof strtold snprintf \
+   ftruncate chsize chdir getlogin gethostname kill link symlink sleep ttyname \
+   alarm access fork execl wait setmode execve pipe dup2 close \
+   strcasestr getrlimit gettimeofday stat fstat lstat getpwuid vsnprintf dup \
+   getcwd localtime_r gmtime_r getpwuid_r ttyname_r clock_gettime \
+   readlink getgid getpid getppid getuid geteuid umask getegid \
+   secure_getenv __secure_getenv)
+fi
 
 # Check strerror_r, cannot be above as versions with two and three arguments exist
 LIBGFOR_CHECK_STRERROR_R