--- /dev/null
+/*
+ * Copyright (c) 1986 Regents of the University of California.
+ * All rights reserved. The Berkeley software License Agreement
+ * specifies the terms and conditions for redistribution.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)reply.c 5.1 (Berkeley) 86/11/25";
+#endif not lint
+
+#include <bug.h>
+#include <sys/file.h>
+#include <stdio.h>
+
+extern HEADER mailhead[]; /* mail headers */
+
+/*
+ * reply --
+ * tell the user we got their bug report
+ */
+reply()
+{
+ register char *C, /* traveling pointer */
+ *to; /* who we're replying to */
+ register int afd, /* ack file descriptor */
+ rval; /* return value */
+ FILE *pf, /* pipe pointer */
+ *popen();
+ char *mktemp(), *strcpy(), *index();
+
+ if (mailhead[RPLY_TAG].found) {
+ for (C = mailhead[RPLY_TAG].line + mailhead[RPLY_TAG].len;*C != '\n' && (*C == ' ' || *C == '\t');++C);
+ if (*C)
+ goto gotone;
+ }
+ if (mailhead[FROM_TAG].found) {
+ for (C = mailhead[FROM_TAG].line + mailhead[FROM_TAG].len;*C != '\n' && (*C == ' ' || *C == '\t');++C);
+ if (*C)
+ goto gotone;
+ }
+ if (mailhead[CFROM_TAG].found) {
+ for (C = mailhead[CFROM_TAG].line + mailhead[CFROM_TAG].len;*C != '\n' && (*C == ' ' || *C == '\t');++C);
+ if (*C)
+ goto gotone;
+ }
+ return;
+
+ /* if it's a foo <XXX>, get the XXX, else get foo (first string) */
+gotone: if (to = index(C,'<'))
+ for (C = ++to;*C != '\n' && *C != ' ' && *C != '\t' && *C != '>';++C);
+ else {
+ to = C;
+ for (to = C++;*C != '\n' && *C != ' ' && *C != '\t';++C);
+ }
+ *C = EOS;
+
+ if (!(pf = popen(MAIL_CMD,"w")))
+ error("sendmail pipe failed.",CHN);
+
+ fprintf(pf,"Reply-To: %s\nFrom: %s (Bugs Bunny)\nTo: %s\n",BUGS_HOME,BUGS_HOME,to);
+ if (mailhead[SUBJ_TAG].found)
+ fprintf(pf,"Subject: Re:%s",mailhead[SUBJ_TAG].line + mailhead[SUBJ_TAG].len);
+ else
+ fputs("Subject: Bug report acknowledgement.\n",pf);
+ if (mailhead[DATE_TAG].found)
+ fprintf(pf,"In-Acknowledgement-Of: Your message of %s",mailhead[DATE_TAG].line + mailhead[DATE_TAG].len);
+ if (mailhead[MSG_TAG].found)
+ fprintf(pf,"\t\t%s",mailhead[MSG_TAG].line);
+ putc('\n',pf);
+ fflush(pf);
+
+ if ((afd = open(ACK_FILE,O_RDONLY,0)) >= 0) {
+ while ((rval = read(afd,bfr,sizeof(bfr))) != ERR && rval)
+ write(fileno(pf),bfr,rval);
+ close(afd);
+ }
+
+ pclose(pf);
+}