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.
16 static int hdrfd = NOTOK;
17 static int txtfd = NOTOK;
22 static int ready_msg(char *);
25 distout(char *drft, char *msgnam, char *backup)
30 char name[NAMESZ], buffer[BUFSIZ];
33 strcpy(backup, m_mktemp(toabsdir(invo_name), NULL, NULL));
34 if (rename(drft, backup) == NOTOK) {
35 advise(backup, "unable to rename %s to",drft);
38 if (!(ifp = fopen(backup, "r"))) {
39 advise(backup, "unable to read");
43 if (!(ofp = fopen(drft, "w"))) {
44 advise(drft, "unable to create temporary file");
47 chmod(drft, m_gmprot());
49 if (ready_msg(msgnam) != OK) {
52 lseek(hdrfd, (off_t) 0, SEEK_SET); /* msgnam not accurate */
53 cpydata(hdrfd, fileno(ofp), msgnam, drft);
58 switch (state = m_getfld(state, name, buffer, sizeof buffer,
62 if (!uprf(name, "resent")) {
63 advise(NULL, "Please re-edit draft to remove the ``%s'' header.", name);
67 resent = add(":", add(name, resent));
69 resent = add(buffer, resent);
70 fprintf(ofp, "%s: %s", name, buffer);
71 while (state == FLDPLUS) {
72 state = m_getfld(state, name, buffer,
74 resent = add(buffer, resent);
80 for (dp = buffer; *dp; dp++) {
82 advise(NULL, "Please re-edit draft to consist of headers only.");
92 advise(NULL, "Please re-edit draft and fix that header.");
97 if (rename(backup, drft) == NOTOK) {
98 advise(drft, "unable to rename %s to", backup);
103 advise(NULL, "getfld() returned %d", state);
113 advise(NULL, "Please re-edit draft to include a ``Resent-To:'' header.");
116 if (rename(backup, drft) == NOTOK) {
117 advise(drft, "unable to rename %s to", backup);
123 if (txtfd != NOTOK) {
124 lseek(txtfd, (off_t) 0, SEEK_SET); /* msgnam not accurate */
125 cpydata(txtfd, fileno(ofp), msgnam, drft);
135 ready_msg(char *msgnam)
138 char name[NAMESZ], buffer[BUFSIZ], tmpfil[BUFSIZ];
142 if (hdrfd != NOTOK) {
146 if (txtfd != NOTOK) {
150 if (!(ifp = fopen(msgnam, "r"))) {
151 advise(msgnam, "unable to open message");
155 cp = m_mktemp2(NULL, "dist", &hdrfd, NULL);
157 advise("distsbr", "unable to create temporary file");
161 strncpy(tmpfil, cp, sizeof(tmpfil));
162 if ((out = dup(hdrfd)) == NOTOK || !(ofp = fdopen(out, "w"))) {
163 advise(NULL, "no file descriptors -- you lose big");
170 state = m_getfld(state, name, buffer, sizeof buffer, ifp);
174 if (uprf(name, "resent")) {
175 fprintf(ofp, "Prev-");
177 fprintf(ofp, "%s: %s", name, buffer);
178 while (state == FLDPLUS) {
179 state = m_getfld(state, name, buffer,
188 cp = m_mktemp2(NULL, "dist", &txtfd, NULL);
190 advise("distsbr", "unable to create temp file");
194 strncpy(tmpfil, cp, sizeof(tmpfil));
195 if ((out = dup(txtfd)) == NOTOK ||
196 !(ofp = fdopen(out, "w"))) {
197 advise(NULL, "no file descriptors -- you lose");
201 fprintf(ofp, "\n%s", buffer);
202 while (state == BODY) {
203 state = m_getfld(state, name, buffer,
212 advise(NULL, "format error in message %s", msgnam);
216 advise(NULL, "getfld() returned %d", state);