Get rid of fmemopen. Fixes #446.

git-svn-id: file:///svn/tokudb@2408 c7de825b-a66e-492c-adef-691d508d4ae1

src/tests/test_error.c

-//NOTE: fmemopen does not exist in OSX
-// I want fmemopen
-#define _GNU_SOURCE
-
 #include <assert.h>
 #include <sys/stat.h>
 #include <errno.h>
 #include <stdio.h>
+#include <unistd.h>
 #include "test.h"
 
 char const* expect_errpfx;
@@ -39,9 +36,12 @@ int main (int argc, const char *argv[]) {
     for (do_errpfx=0; do_errpfx<2; do_errpfx++) {
 	for (do_errfile=0; do_errfile<2; do_errfile++) {
 	    for (do_errcall=0; do_errcall<2; do_errcall++) {
+		char errfname[] = __FILE__ ".errs";
+		unlink(errfname);
+		{
 		    DB_ENV *env;
-		char buf[10000]="";
-		FILE *write_here = fmemopen(buf, sizeof(buf), "w");
+		    FILE *write_here = fopen(errfname, "w");
+		    assert(write_here);
 		    n_handle_error=0;
 		    r = db_env_create(&env, 0); assert(r==0);
 		    if (do_errpfx) {
@@ -59,6 +59,14 @@ int main (int argc, const char *argv[]) {
 		    assert(r==EINVAL);
 		    r = env->close(env, 0); assert(r==0);
 		    fclose(write_here);
+		}
+		{
+		    FILE *read_here = fopen(errfname, "r");
+		    assert(read_here);
+		    char buf[10000];
+		    int buflen = fread(buf, 1, sizeof(buf)-1, read_here);
+		    assert(buflen>=0);
+		    buf[buflen]=0;
 		    if (do_errfile) {
 			printf("buf=%s(end of buf)\n", buf);
 			if (do_errpfx) {
@@ -77,6 +85,8 @@ int main (int argc, const char *argv[]) {
 			assert(n_handle_error==0);
 		    }
 		}
+		unlink(errfname);
+	    }
 	}
     }
 #endif