gEDA-user: gecos patch

[Karel Kulhavy]

Here is a patch for PCB that fixes the problem that the user name
is printed as "User Name,,," in the output Gerbers.

I already sent it but it seems that it went unnoticed.

CL<

--- pcb-20050609/src/print.c    2005-03-12 03:17:13.000000000 +0100
+++ pcb-20050609_new/src/print.c        2006-03-03 15:47:35.000000000 +0100
@@ -1358,9 +1358,22 @@
        fab_author = Settings.FabAuthor;
       else
        {
+         int len;
+         unsigned char *comma, *gecos;
+
          /* ID the user. */
          pwentry = getpwuid (getuid ());
-         fab_author = pwentry->pw_gecos;
+         gecos = pwentry->pw_gecos;
+         comma=strchr(gecos,',');
+         if (comma) len=comma-gecos;
+         else len=strlen(gecos);
+         fab_author=malloc(len+1);
+         if (!fab_author){
+           perror("pcb: out of memory.\n");
+           exit(-1);
+         }
+         memcpy(fab_author, gecos, len);
+         fab_author[len]=0;
        }
     }
   return fab_author;