[patchv2] compile: Fix MinGW build [Re: [mingw rfc] Add mkdtemp to gdb/gnulib/]

[Jan Kratochvil <jan.kratochvil@redhat.com>]

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On Wed, 17 Dec 2014 12:15:42 +0100, Pedro Alves wrote:
> Can you send a version that does an autoconf check for mkdtemp instead?

Done.

> > +  error (_("mkdtemp needs to be implemented for MS-Windows hosts"));
> 
> I think the error text should be a bit more generic and not mention a
> particular implementation detail, like "Command not supported on this host." or
> some such

Done.


> I think the testsuite will need to be extended to handle this error,
> presumably in skip_compile_feature_tests.

Done.

Tested it does build on Fedora 21 x86_64 mingw64 for 32-bit and 64-bit
.exe targets.

OK for check-in?


Thanks,
Jan

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gdb/ChangeLog
2014-12-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

        Fix MinGW compilation.
	* compile/compile.c (get_compile_file_tempdir): Call error if
	!HAVE_MKDTEMP.
	* config.in: Regenerate.
	* configure: Regenerate.
	* configure.ac (AC_CHECK_FUNCS): Add mkdtemp.

gdb/testsuite/ChangeLog
2014-12-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

        Fix MinGW compilation.
	* gdb.compile/compile-ops.exp: Update untested message if
	!skip_compile_feature_tests.
	* gdb.compile/compile-setjmp.exp: Likewise.
	* gdb.compile/compile-tls.exp: Likewise.
	* gdb.compile/compile.exp: Likewise.
	* lib/gdb.exp (skip_compile_feature_tests): Check also "Command not
	supported on this host".

diff --git a/gdb/compile/compile.c b/gdb/compile/compile.c
index 6d3d16e..414fc35 100644
--- a/gdb/compile/compile.c
+++ b/gdb/compile/compile.c
@@ -191,7 +191,11 @@ get_compile_file_tempdir (void)
 
   strcpy (tname, TEMPLATE);
 #undef TEMPLATE
+#ifdef HAVE_MKDTEMP
   tempdir_name = mkdtemp (tname);
+#else
+  error (_("Command not supported on this host."));
+#endif
   if (tempdir_name == NULL)
     perror_with_name (_("Could not make temporary directory"));
 
diff --git a/gdb/config.in b/gdb/config.in
index fb3c315..9d3f32d 100644
--- a/gdb/config.in
+++ b/gdb/config.in
@@ -231,6 +231,9 @@
 /* Define to 1 if you have the <memory.h> header file. */
 #undef HAVE_MEMORY_H
 
+/* Define to 1 if you have the `mkdtemp' function. */
+#undef HAVE_MKDTEMP
+
 /* Define to 1 if you have a working `mmap' system call. */
 #undef HAVE_MMAP
 
diff --git a/gdb/configure b/gdb/configure
index 8985230..7ff74ba 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -10496,7 +10496,7 @@ for ac_func in getrusage getuid getgid \
 		sigaction sigprocmask sigsetmask socketpair \
 		ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
 		setrlimit getrlimit posix_madvise waitpid \
-		ptrace64 sigaltstack
+		ptrace64 sigaltstack mkdtemp
 do :
   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
 ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
diff --git a/gdb/configure.ac b/gdb/configure.ac
index c933e3f..e972ac2 100644
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -1317,7 +1317,7 @@ AC_CHECK_FUNCS([getrusage getuid getgid \
 		sigaction sigprocmask sigsetmask socketpair \
 		ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
 		setrlimit getrlimit posix_madvise waitpid \
-		ptrace64 sigaltstack])
+		ptrace64 sigaltstack mkdtemp])
 AM_LANGINFO_CODESET
 GDB_AC_COMMON
 
diff --git a/gdb/testsuite/gdb.compile/compile-ops.exp b/gdb/testsuite/gdb.compile/compile-ops.exp
index c295836..4fc950f 100644
--- a/gdb/testsuite/gdb.compile/compile-ops.exp
+++ b/gdb/testsuite/gdb.compile/compile-ops.exp
@@ -411,7 +411,7 @@ if ![runto func] {
 }
 
 if {[skip_compile_feature_tests]} {
-    untested "could not find libcc1 shared library"
+    untested "compile command not supported (could not find libcc1 shared library?)"
     return -1
 }
 
diff --git a/gdb/testsuite/gdb.compile/compile-setjmp.exp b/gdb/testsuite/gdb.compile/compile-setjmp.exp
index 557c1f0..8f876e2 100644
--- a/gdb/testsuite/gdb.compile/compile-setjmp.exp
+++ b/gdb/testsuite/gdb.compile/compile-setjmp.exp
@@ -24,7 +24,7 @@ if ![runto_main] {
 }
 
 if {[skip_compile_feature_tests]} {
-    untested "could not find libcc1 shared library"
+    untested "compile command not supported (could not find libcc1 shared library?)"
     return -1
 }
 
diff --git a/gdb/testsuite/gdb.compile/compile-tls.exp b/gdb/testsuite/gdb.compile/compile-tls.exp
index e9613f5..d95a351 100644
--- a/gdb/testsuite/gdb.compile/compile-tls.exp
+++ b/gdb/testsuite/gdb.compile/compile-tls.exp
@@ -27,7 +27,7 @@ if ![runto_main] then {
 }
 
 if {[skip_compile_feature_tests]} {
-    untested "could not find libcc1 shared library"
+    untested "compile command not supported (could not find libcc1 shared library?)"
     return -1
 }
 
diff --git a/gdb/testsuite/gdb.compile/compile.exp b/gdb/testsuite/gdb.compile/compile.exp
index d0dd791..040b727 100644
--- a/gdb/testsuite/gdb.compile/compile.exp
+++ b/gdb/testsuite/gdb.compile/compile.exp
@@ -57,7 +57,7 @@ if ![runto_main] {
 }
 
 if {[skip_compile_feature_tests]} {
-    untested "could not find libcc1 shared library"
+    untested "compile command not supported (could not find libcc1 shared library?)"
     return -1
 }
 
diff --git a/gdb/testsuite/lib/gdb.exp b/gdb/testsuite/lib/gdb.exp
index 3a3a396..08087f2 100644
--- a/gdb/testsuite/lib/gdb.exp
+++ b/gdb/testsuite/lib/gdb.exp
@@ -2538,6 +2538,9 @@ proc skip_compile_feature_tests {} {
 	"Could not load libcc1.*\r\n$gdb_prompt $" {
 	    set result 1
 	}
+	-re "Command not supported on this host\\..*\r\n$gdb_prompt $" {
+	    set result 1
+	}
 	-re "\r\n$gdb_prompt $" {
 	}
     }