Initial import (sloccount 2.26)HEADmaster

git-svn-id: svn://svn.code.sf.net/p/sloccount/code/trunk@1 d762cc98-fd17-0410-9a0d-d09172385bc5

1 files changed, 110 insertions, 0 deletions

diff --git a/driver.c b/driver.c
new file mode 100644
index 0000000..1e5159e
--- /dev/null
+++ b/driver.c
@@ -0,0 +1,110 @@
+/* driver: given a list of files on the command line,
+   count the SLOC in each one.
+
+This is part of SLOCCount, a toolsuite that counts source lines of code (SLOC).
+Copyright (C) 2001-2004 David A. Wheeler.
+
+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 of the License, 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; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+To contact David A. Wheeler, see his website at:
+ http://www.dwheeler.com.
+
+*/
+
+/* This is only included so that I can do some kinds of analysis
+ * separately on this file; normally this file is itself included: */
+#include "driver.h"
+
+
+
+void sloc_count(char *current_filename, FILE *stream) {
+ /* Count the sloc in the one file named "current_filename" in "stream",
+  * and add it to the total_sloc. */
+
+ filename = current_filename;
+ sloc = 0;
+ line_number = 1;
+ yyin = stream;
+
+ yylex();
+
+ total_sloc += sloc;
+}
+
+
+void count_file(char *current_filename) {
+  FILE *stream;
+
+  stream = fopen(current_filename, "r");
+  if (!stream) {
+    sloc = 0;
+    fprintf(stderr, "Error: Cannot open %s\n", current_filename);
+    return;
+  }
+  sloc_count(current_filename, stream);
+  printf("%ld %s\n", sloc, current_filename);
+  fclose(stream);
+}
+
+char *read_a_line(FILE *file) {
+ /* Read a line in, and return a malloc'ed buffer with the line contents.
+    Any newline at the end is stripped.
+    If there's nothing left to read, returns NULL. */
+
+ /* We'll create a monstrously long buffer to make life easy for us: */
+ char buffer[10000];
+ char *returnval;
+ char *newlinepos;
+
+ returnval = fgets(buffer, sizeof(buffer), file);
+ if (returnval) {
+   newlinepos = buffer + strlen(buffer) - 1;
+   if (*newlinepos == '\n') {*newlinepos = '\0';};
+   return strdup(buffer);
+ } else {
+   return NULL;
+ }
+}
+
+
+int main(int argc, char *argv[]) {
+ int i;
+ char *s;
+ FILE *file_list = NULL;
+
+ total_sloc = 0;
+
+ if (argc <= 1) {
+   sloc_count("-", stdin);
+   printf("%ld %s\n", sloc, "-");
+ } else if ((argc == 3) && (!strcmp(argv[1], "-f"))) {
+   if (!strcmp (argv[2], "-")) {
+     file_list = stdin;
+   } else {
+     file_list = fopen(argv[2], "r");
+   }
+   if (file_list) {
+     while ((s = read_a_line(file_list))) {
+       count_file(s);
+       free(s);
+     }
+   }
+ } else {
+   for (i=1; i < argc; i++) { count_file(argv[i]); }
+ }
+ printf("Total:\n");
+ printf("%ld\n", total_sloc);
+ return 0; /* Report success */
+}