move code into a src directory

1 files changed, 74 insertions, 0 deletions

diff --git a/src/id_map.c b/src/id_map.c
new file mode 100644
index 0000000..8b8dcaa
--- /dev/null
+++ b/src/id_map.c
@@ -0,0 +1,74 @@
+/*  
+   Copyright (C)  2006 Renaissance Technologies Corp.
+                  main developer: HP Wei <hp@rentec.com>
+   Copyright (C)  2005 Renaissance Technologies Corp.
+                  main developer: HP Wei <hp@rentec.com>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING.
+   If not, write to the Free Software Foundation,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <string.h>
+
+void strip(char * str);
+
+/* place to hold the array of string */
+char **    machine_names = NULL;  /* array of (char*) */
+int nTargets=0;
+
+void get_machine_names(char * filename)
+{
+  FILE *fd;
+  char line[PATH_MAX];
+  int count=0;
+
+  if ((fd = fopen(filename, "r")) == NULL) {
+    fprintf(stderr, "Cannot open file -- %s \n", filename);
+    return;
+  }
+  while (fgets(line, PATH_MAX, fd) != NULL) {
+    strip(line);
+    if (strlen(line) != 0) ++count;
+  }
+  if (count == 0) {
+    fclose(fd); 
+    fprintf(stderr, "No machine names in the file = %s\n", filename);
+    return;
+  }
+
+  nTargets = count;
+
+  rewind(fd);
+  machine_names = malloc(nTargets * sizeof(void*));
+
+  line[0] = '\0';
+  count = 0;
+  while(fgets(line, PATH_MAX, fd) != NULL) {
+    strip(line);
+    if (strlen(line)==0) continue;    
+    machine_names[count] = (char*)strdup(line);
+    line[0] = '\0';
+    ++count;
+  }
+  fclose(fd);
+}
+
+char * id2name(int id)
+{
+  return (machine_names) ? machine_names[id] : "";
+}