hash() could return negative values.

[unix-history] / usr / src / usr.bin / mail / quit.c

diff --git a/usr/src/usr.bin/mail/quit.c b/usr/src/usr.bin/mail/quit.c
index 330fa4f..10bd717 100644 (file)
--- a/usr/src/usr.bin/mail/quit.c
+++ b/usr/src/usr.bin/mail/quit.c
@@ -9,7 +9,7 @@
  * Termination processing.
  */
 
  * Termination processing.
  */
 

-static char *SccsId = "@(#)quit.c      2.3 %G%";
+static char *SccsId = "@(#)quit.c      2.5 %G%";

 
 /*
  * Save all of the undetermined messages at the top of "mbox"
 
 /*
  * Save all of the undetermined messages at the top of "mbox"


@@ -177,7 +177,7 @@ quit()
                }
                fclose(obuf);
                close(creat(mbox, 0600));
                }
                fclose(obuf);
                close(creat(mbox, 0600));

-               if ((obuf = fopen(mbox, "w")) == NULL) {
+               if ((obuf = fopen(mbox, "r+")) == NULL) {

                        perror(mbox);
                        fclose(ibuf);
                        unlock();
                        perror(mbox);
                        fclose(ibuf);
                        unlock();


@@ -192,7 +192,7 @@ quit()
                }
        for (mp = &message[0]; mp < &message[msgCount]; mp++)
                if (mp->m_flag & MBOX)
                }
        for (mp = &message[0]; mp < &message[msgCount]; mp++)
                if (mp->m_flag & MBOX)

-                       if (send(mp, obuf) < 0) {
+                       if (send(mp, obuf, 0) < 0) {

                                perror(mbox);
                                fclose(ibuf);
                                fclose(obuf);
                                perror(mbox);
                                fclose(ibuf);
                                fclose(obuf);


@@ -248,7 +248,7 @@ quit()
 
 cream:
        if (rbuf != NULL) {
 
 cream:
        if (rbuf != NULL) {

-               fbuf = fopen(mailname, "w");
+               fbuf = fopen(mailname, "r+");

                if (fbuf == NULL)
                        goto newmail;
                while ((c = getc(rbuf)) != EOF)
                if (fbuf == NULL)
                        goto newmail;
                while ((c = getc(rbuf)) != EOF)


@@ -274,7 +274,6 @@ newmail:
  * saved.  On any error, just return -1.  Else return 0.
  * Incorporate the any new mail that we found.
  */
  * saved.  On any error, just return -1.  Else return 0.
  * Incorporate the any new mail that we found.
  */

-

 writeback(res)
        register FILE *res;
 {
 writeback(res)
        register FILE *res;
 {


@@ -283,7 +282,7 @@ writeback(res)
        FILE *obuf;
 
        p = 0;
        FILE *obuf;
 
        p = 0;

-       if ((obuf = fopen(mailname, "w")) == NULL) {
+       if ((obuf = fopen(mailname, "r+")) == NULL) {

                perror(mailname);
                return(-1);
        }
                perror(mailname);
                return(-1);
        }


@@ -295,7 +294,7 @@ writeback(res)
        for (mp = &message[0]; mp < &message[msgCount]; mp++)
                if ((mp->m_flag&MPRESERVE)||(mp->m_flag&MTOUCH)==0) {
                        p++;
        for (mp = &message[0]; mp < &message[msgCount]; mp++)
                if ((mp->m_flag&MPRESERVE)||(mp->m_flag&MTOUCH)==0) {
                        p++;

-                       if (send(mp, obuf) < 0) {
+                       if (send(mp, obuf, 0) < 0) {

                                perror(mailname);
                                fclose(obuf);
                                return(-1);
                                perror(mailname);
                                fclose(obuf);
                                return(-1);