diff -r c2f4c0285180 -r f600b0d1fc5d bl/spawn.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bl/spawn.c	Fri Jan 27 10:30:16 2012 +0000
@@ -0,0 +1,84 @@
+#include <stdlib.h>
+#include <stdio.h>
+#ifndef WIN32
+#include <sys/wait.h>
+#endif
+#include <bl/bl.h>
+
+#define SPAWN_BUFSIZE	128
+
+boolean spawn_sync(char **argv,char **standard_output,int *exit_status)
+{
+/* Don't use g_spawn_sync on WIN32 for now to avoid needing the helper */
+#if HAVE_GLIB && !defined(WIN32)
+    char *standard_error;
+    GError *error=NULL;
+    gboolean retval;
+    GSpawnFlags flags=G_SPAWN_SEARCH_PATH;
+    if (!standard_output)
+	flags=G_SPAWN_STDOUT_TO_DEV_NULL;
+    retval=g_spawn_sync(NULL,argv,NULL,flags,NULL,NULL,standard_output,
+      &standard_error,exit_status,&error);
+    fputs(standard_error,stderr);
+    g_free(standard_error);
+    if (!retval)
+    {
+	fprintf(stderr,"%s\n",error->message);
+	g_error_free(error);
+    }
+    else if (exit_status)
+	*exit_status=WEXITSTATUS(*exit_status);
+    return retval;
+#else
+    FILE *fp;
+    int i,r;
+    size_t n,len;
+    String *command_line,*string;
+    command_line=string_new(NULL);
+    for(i=0;argv[i];i++)
+    {
+	if (i)
+	    string_append_c(command_line,' ');
+	string_append(command_line,argv[i]);
+    }
+    fp=popen(command_line->str,"r");
+    string_free(command_line,TRUE);
+    if (!fp)
+    {
+	perror(command_line->str);
+	return FALSE;
+    }
+    string=string_new(NULL);
+    do
+    {
+	len=string->len;
+	string_set_size(string,len+SPAWN_BUFSIZE);
+	n=fread(string->str+len,1,SPAWN_BUFSIZE,fp);
+	if (n<0)
+	{
+	    perror("fread");
+	    (void)pclose(fp);
+	    string_free(string,TRUE);
+	    return FALSE;
+	}
+	string_set_size(string,len+n);
+    } while(n);
+    r=pclose(fp);
+    if (r<0)
+    {
+	perror("pclose");
+	string_free(string,TRUE);
+	return FALSE;
+    }
+    else
+    {
+	if (exit_status)
+	    *exit_status=r;
+	if (standard_output)
+	    *standard_output=string_free(string,FALSE);
+	else
+	    string_free(string,TRUE);
+	return TRUE;
+    }
+#endif
+}