1 files changed, 66 insertions, 0 deletions
diff --git a/mb.c b/mb.c
new file mode 100644
index 0000000..7ced833
--- /dev/null
+++ b/mb.c
@@ -0,0 +1,66 @@
+/* Mangle a berkley mbox
+*/
+#include <stdlib.h>
+#include <stdio.h>
+
+void	Process(FILE *fp, const char *p);
+
+int main(int argc, char *argv[])
+{
+    int f;
+
+    if (argc==1)
+	Process(stdin,"stdin");
+    else
+	for(f=1;f<argc;f++)
+	    Process(fopen(argv[f],"r"),argv[f]);
+
+    return EXIT_SUCCESS;
+}
+
+
+void Quit(const char *p)
+{
+    perror(p);
+    exit(EXIT_FAILURE);
+}
+
+
+void Process(FILE *fp, const char *p)
+{
+    FILE *out=NULL;
+    char buff[1024];
+    char fn[80];
+    int n=1;
+
+    printf("Processing : %s\n",p);
+
+    if (!fp)
+	Quit("fopen");
+
+    sprintf(fn,"%s.dir",p);
+
+    if (mkdir(fn,0777)==-1)
+    	Quit("mkdir");
+
+    while(fgets(buff,sizeof buff,fp))
+    	{
+	if (strncmp(buff,"From ",5)==0)
+	    {
+	    if (out)
+		fclose(out);
+
+	    sprintf(fn,"%s.dir/%d.txt",p,n++);
+
+	    printf("Creating : %s\n",fn);
+
+	    if (!(out=fopen(fn,"w")))
+		Quit("fopen");
+	    }
+
+	fprintf(out,"%s",buff);
+	}
+
+    fclose(out);
+    fclose(fp);
+}