distout and ready_msg return NOTOK on error
authorPhilipp Takacs <philipp@bureaucracy.de>
Fri, 30 Jan 2015 01:25:17 +0000 (02:25 +0100)
committerPhilipp Takacs <philipp@bureaucracy.de>
Fri, 13 Feb 2015 18:19:33 +0000 (19:19 +0100)
If distout or ready_msg fails, the cleanup of send is done.

uip/distsbr.c

index a9a52b1..42c3ce8 100644 (file)
@@ -16,7 +16,7 @@ static int  txtfd = NOTOK;
 /*
 ** static prototypes
 */
-static void ready_msg(char *);
+static int ready_msg(char *);
 
 int
 distout(char *drft, char *msgnam, char *backup)
@@ -29,18 +29,23 @@ distout(char *drft, char *msgnam, char *backup)
 
        strcpy(backup, m_mktemp(toabsdir(invo_name), NULL, NULL));
        if (rename(drft, backup) == NOTOK) {
-               adios(backup, "unable to rename %s to",drft);
+               advise(backup, "unable to rename %s to",drft);
+               return NOTOK;
        }
        if (!(ifp = fopen(backup, "r"))) {
-               adios(backup, "unable to read");
+               advise(backup, "unable to read");
+               return NOTOK;
        }
 
        if (!(ofp = fopen(drft, "w"))) {
-               adios(drft, "unable to create temporary file");
+               advise(drft, "unable to create temporary file");
+               return NOTOK;
        }
        chmod(drft, m_gmprot());
 
-       ready_msg(msgnam);
+       if (ready_msg(msgnam) != OK) {
+               return NOTOK;
+       }
        lseek(hdrfd, (off_t) 0, SEEK_SET); /* msgnam not accurate */
        cpydata(hdrfd, fileno(ofp), msgnam, drft);
 
@@ -92,12 +97,13 @@ leave_bad: ;
                        fclose(ofp);
                        unlink(drft);
                        if (rename(backup, drft) == NOTOK) {
-                               adios(drft, "unable to rename %s to", backup);
+                               advise(drft, "unable to rename %s to", backup);
                        }
                        return NOTOK;
 
                default:
-                       adios(NULL, "getfld() returned %d", state);
+                       advise(NULL, "getfld() returned %d", state);
+                       return NOTOK;
                }
        }
 
@@ -110,7 +116,7 @@ process: ;
                fclose(ofp);
                unlink(drft);
                if (rename(backup, drft) == NOTOK) {
-                       adios(drft, "unable to rename %s to", backup);
+                       advise(drft, "unable to rename %s to", backup);
                }
                return NOTOK;
        }
@@ -127,7 +133,7 @@ process: ;
 }
 
 
-static void
+static int
 ready_msg(char *msgnam)
 {
        int state, out;
@@ -144,17 +150,20 @@ ready_msg(char *msgnam)
                txtfd = NOTOK;
        }
        if (!(ifp = fopen(msgnam, "r"))) {
-               adios(msgnam, "unable to open message");
+               advise(msgnam, "unable to open message");
+               return NOTOK;
        }
 
        cp = m_mktemp2(NULL, "dist", &hdrfd, NULL);
        if (!cp) {
-               adios("distsbr", "unable to create temporary file");
+               advise("distsbr", "unable to create temporary file");
+               return NOTOK;
        }
        fchmod(hdrfd, 0600);
        strncpy(tmpfil, cp, sizeof(tmpfil));
        if ((out = dup(hdrfd)) == NOTOK || !(ofp = fdopen(out, "w"))) {
-               adios(NULL, "no file descriptors -- you lose big");
+               advise(NULL, "no file descriptors -- you lose big");
+               return NOTOK;
        }
        unlink(tmpfil);
 
@@ -185,13 +194,15 @@ ready_msg(char *msgnam)
 
                        cp = m_mktemp2(NULL, "dist", &txtfd, NULL);
                        if (!cp) {
-                               adios("distsbr", "unable to create temp file");
+                               advise("distsbr", "unable to create temp file");
+                               return NOTOK;
                        }
                        fchmod(txtfd, 0600);
                        strncpy(tmpfil, cp, sizeof(tmpfil));
                        if ((out = dup(txtfd)) == NOTOK ||
                                        !(ofp = fdopen(out, "w"))) {
-                               adios(NULL, "no file descriptors -- you lose");
+                               advise(NULL, "no file descriptors -- you lose");
+                               return NOTOK;
                        }
                        unlink(tmpfil);
                        fprintf(ofp, "\n%s", buffer);
@@ -205,13 +216,16 @@ ready_msg(char *msgnam)
 
                case LENERR:
                case FMTERR:
-                       adios(NULL, "format error in message %s", msgnam);
+                       advise(NULL, "format error in message %s", msgnam);
+                       return NOTOK;
 
                default:
-                       adios(NULL, "getfld() returned %d", state);
+                       advise(NULL, "getfld() returned %d", state);
+                       return NOTOK;
                }
        }
 process: ;
        fclose(ifp);
        fclose(ofp);
+       return OK;
 }