test-expandargv.c (writeout_test): Check result of fwrite.

	* testsuite/test-expandargv.c (writeout_test): Check result of fwrite.

From-SVN: r177529

libiberty/ChangeLog

+2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	* testsuite/test-expandargv.c (writeout_test): Check result of fwrite.
+
 2011-08-01  Jason Merrill  <jason@redhat.com>
 
 	PR c++/49932
@@ -582,7 +586,7 @@
 
 2009-05-29  Kai Tietz  <kai.tietz@onevision.com>
 
-        * pex-win32.c (pex_win32_fdopenr): Set INHERIT to false.
+	* pex-win32.c (pex_win32_fdopenr): Set INHERIT to false.
 
 2009-05-29  Michael Matz  <matz@suse.de>
 
@@ -613,7 +617,7 @@
 
 2009-04-29  Julian Brown  <julian@codesourcery.com>
 
-	* pex-win32.c (pex_win32_pipe): Add _O_NOINHERIT.    
+	* pex-win32.c (pex_win32_pipe): Add _O_NOINHERIT.
 	(pex_win32_exec_child): Ensure each process has only one handle open
 	on pipe endpoints. Close standard input after creating child for
 	symmetry with standard output/standard error.
@@ -631,22 +635,22 @@
 	section, so that the native build does detect them at configure
 	time.
 	* configure: Regenerated.
-	
+
 2009-04-13  Ozkan Sezer  <sezeroz@gmail.com>
 
-        PR target/39397
-        * pex-common.h (struct pex_obj): Store pid values as pid_t,
-        not as long (members *children and (*wait))
-        * pex-common.c (pex_run_in_environment): Likewise.
-        * pex-win32.c (pex_win32_wait): Return pid_t and properly check
-        returned pid value.
-        * pex-djgpp.c (pex_djgpp_wait): Return pid_t.
-        * pex-msdos.c (pex_msdos_wait): Likewise.
+	PR target/39397
+	* pex-common.h (struct pex_obj): Store pid values as pid_t,
+	not as long (members *children and (*wait))
+	* pex-common.c (pex_run_in_environment): Likewise.
+	* pex-win32.c (pex_win32_wait): Return pid_t and properly check
+	returned pid value.
+	* pex-djgpp.c (pex_djgpp_wait): Return pid_t.
+	* pex-msdos.c (pex_msdos_wait): Likewise.
 
 2009-04-07  Arnaud Patard <apatard@mandriva.com>
 
-       * libiberty/configure.ac: Fix Linux/MIPS matching rule.
-       * libiberty/configure: Regenerate.
+	* libiberty/configure.ac: Fix Linux/MIPS matching rule.
+	* libiberty/configure: Regenerate.
 
 2009-03-27  Ian Lance Taylor  <iant@google.com>
 
@@ -731,7 +735,7 @@
 2008-10-08  David Edelsohn  <edelsohn@gnu.org>
 
 	* xstrdup.c: Include <sys/types.h> after "config.h"
- 
+
 2008-10-07  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
 	* configure.ac: Call AC_SYS_LARGEFILE.

libiberty/testsuite/test-expandargv.c

@@ -189,7 +189,7 @@ writeout_test (int test, const char * test_data)
 {
   char filename[256];
   FILE *fd;
-  size_t len;
+  size_t len, sys_fwrite;
   char * parse;
 
   /* Unique filename per test */
@@ -208,7 +208,10 @@ writeout_test (int test, const char * test_data)
   /* Run all possible replaces */
   run_replaces (parse);
 
-  fwrite (parse, len, sizeof (char), fd);
+  sys_fwrite = fwrite (parse, sizeof (char), len, fd);
+  if (sys_fwrite != len)
+    fatal_error (__LINE__, "Failed to write to test file.", errno);
+
   free (parse);
   fclose (fd);
 }