2 ** distsbr.c -- routines to do additional "dist-style" processing
4 ** This code is Copyright (c) 2002, by the authors of nmh. See the
5 ** COPYRIGHT file in the root directory of the nmh distribution for
6 ** complete copyright information.
13 static int hdrfd = NOTOK;
14 static int txtfd = NOTOK;
19 static int ready_msg(char *);
22 distout(char *drft, char *msgnam, char *backup)
25 register unsigned char *dp;
26 register char *resent;
27 char name[NAMESZ], buffer[BUFSIZ];
28 register FILE *ifp, *ofp;
30 strcpy(backup, m_mktemp(toabsdir(invo_name), NULL, NULL));
31 if (rename(drft, backup) == NOTOK) {
32 advise(backup, "unable to rename %s to",drft);
35 if (!(ifp = fopen(backup, "r"))) {
36 advise(backup, "unable to read");
40 if (!(ofp = fopen(drft, "w"))) {
41 advise(drft, "unable to create temporary file");
44 chmod(drft, m_gmprot());
46 if (ready_msg(msgnam) != OK) {
49 lseek(hdrfd, (off_t) 0, SEEK_SET); /* msgnam not accurate */
50 cpydata(hdrfd, fileno(ofp), msgnam, drft);
55 switch (state = m_getfld(state, name, buffer, sizeof buffer,
60 if (!uprf(name, "resent")) {
61 advise(NULL, "Please re-edit draft to remove the ``%s'' header.", name);
65 resent = add(":", add(name, resent));
67 resent = add(buffer, resent);
68 fprintf(ofp, "%s: %s", name, buffer);
69 while (state == FLDPLUS) {
70 state = m_getfld(state, name, buffer,
72 resent = add(buffer, resent);
75 if (state == FLDEOF) {
82 for (dp = buffer; *dp; dp++) {
84 advise(NULL, "Please re-edit draft to consist of headers only.");
94 advise(NULL, "Please re-edit draft and fix that header.");
99 if (rename(backup, drft) == NOTOK) {
100 advise(drft, "unable to rename %s to", backup);
105 advise(NULL, "getfld() returned %d", state);
115 advise(NULL, "Please re-edit draft to include a ``Resent-To:'' header.");
118 if (rename(backup, drft) == NOTOK) {
119 advise(drft, "unable to rename %s to", backup);
125 if (txtfd != NOTOK) {
126 lseek(txtfd, (off_t) 0, SEEK_SET); /* msgnam not accurate */
127 cpydata(txtfd, fileno(ofp), msgnam, drft);
137 ready_msg(char *msgnam)
140 char name[NAMESZ], buffer[BUFSIZ], tmpfil[BUFSIZ];
141 register FILE *ifp, *ofp;
144 if (hdrfd != NOTOK) {
148 if (txtfd != NOTOK) {
152 if (!(ifp = fopen(msgnam, "r"))) {
153 advise(msgnam, "unable to open message");
157 cp = m_mktemp2(NULL, "dist", &hdrfd, NULL);
159 advise("distsbr", "unable to create temporary file");
163 strncpy(tmpfil, cp, sizeof(tmpfil));
164 if ((out = dup(hdrfd)) == NOTOK || !(ofp = fdopen(out, "w"))) {
165 advise(NULL, "no file descriptors -- you lose big");
172 state = m_getfld(state, name, buffer, sizeof buffer, ifp);
177 if (uprf(name, "resent")) {
178 fprintf(ofp, "Prev-");
180 fprintf(ofp, "%s: %s", name, buffer);
181 while (state == FLDPLUS) {
182 state = m_getfld(state, name, buffer,
186 if (state == FLDEOF) {
195 cp = m_mktemp2(NULL, "dist", &txtfd, NULL);
197 advise("distsbr", "unable to create temp file");
201 strncpy(tmpfil, cp, sizeof(tmpfil));
202 if ((out = dup(txtfd)) == NOTOK ||
203 !(ofp = fdopen(out, "w"))) {
204 advise(NULL, "no file descriptors -- you lose");
208 fprintf(ofp, "\n%s", buffer);
209 while (state == BODY) {
210 state = m_getfld(state, name, buffer,
219 advise(NULL, "format error in message %s", msgnam);
223 advise(NULL, "getfld() returned %d", state);