1 files changed, 52 insertions, 0 deletions
diff --git a/src/utils.c b/src/utils.c
new file mode 100644
index 0000000..05844da
--- /dev/null
+++ b/src/utils.c
@@ -0,0 +1,52 @@
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <limits.h>
+#include <unistd.h>
+
+#include <utils.h>
+
+void no_space( void )
+{
+  char  buf[MAX_ERROR_MSG_SIZE];
+  char *format = "%s: Cannot allocate memory";
+
+  snprintf( buf, MAX_ERROR_MSG_SIZE, format, "sila" );
+
+  fprintf( stderr, "%s", buf );
+//  FATAL_ERROR( "%s", buf );
+
+//  ++errors;
+//  exit( 1 );
+}
+
+void *xmalloc( size_t n )
+{
+  void *p = NULL;
+
+  p = malloc( n );
+  if( !p ) no_space();
+  bzero( p, n );
+
+  return( p );
+}
+
+void *xrealloc( void *b, size_t n )
+{
+  void *p = NULL;
+
+  p = realloc( b , n );
+  if( !p ) no_space();
+
+  return( p );
+}
+
+char *dupstr( char *s )
+{
+  char *r;
+
+  r = xmalloc (strlen (s) + 1);
+  strcpy (r, s);
+  return (r);
+}