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 void 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 if (rename(drft, strcpy(backup, m_backup(drft))) == NOTOK) {
31 adios(backup, "unable to rename %s to",drft);
33 if (!(ifp = fopen(backup, "r"))) {
34 adios(backup, "unable to read");
37 if (!(ofp = fopen(drft, "w"))) {
38 adios(drft, "unable to create temporary file");
40 chmod(drft, m_gmprot());
43 lseek(hdrfd, (off_t) 0, SEEK_SET); /* msgnam not accurate */
44 cpydata(hdrfd, fileno(ofp), msgnam, drft);
49 switch (state = m_getfld(state, name, buffer, sizeof buffer,
54 if (!uprf(name, "resent")) {
55 advise(NULL, "Please re-edit draft to remove the ``%s'' header.", name);
59 resent = add(":", add(name, resent));
61 resent = add(buffer, resent);
62 fprintf(ofp, "%s: %s", name, buffer);
63 while (state == FLDPLUS) {
64 state = m_getfld(state, name, buffer,
66 resent = add(buffer, resent);
69 if (state == FLDEOF) {
76 for (dp = buffer; *dp; dp++) {
78 advise(NULL, "Please re-edit draft to consist of headers only.");
88 advise(NULL, "Please re-edit draft and fix that header.");
93 if (rename(backup, drft) == NOTOK) {
94 adios(drft, "unable to rename %s to", backup);
99 adios(NULL, "getfld() returned %d", state);
108 advise(NULL, "Please re-edit draft to include a ``Resent-To:'' header.");
111 if (rename(backup, drft) == NOTOK) {
112 adios(drft, "unable to rename %s to", backup);
118 if (txtfd != NOTOK) {
119 lseek(txtfd, (off_t) 0, SEEK_SET); /* msgnam not accurate */
120 cpydata(txtfd, fileno(ofp), msgnam, drft);
130 ready_msg(char *msgnam)
133 char name[NAMESZ], buffer[BUFSIZ], tmpfil[BUFSIZ];
134 register FILE *ifp, *ofp;
137 if (hdrfd != NOTOK) {
141 if (txtfd != NOTOK) {
145 if (!(ifp = fopen(msgnam, "r"))) {
146 adios(msgnam, "unable to open message");
149 cp = m_mktemp2(NULL, "dist", &hdrfd, NULL);
151 adios("distsbr", "unable to create temporary file");
154 strncpy(tmpfil, cp, sizeof(tmpfil));
155 if ((out = dup(hdrfd)) == NOTOK || !(ofp = fdopen(out, "w"))) {
156 adios(NULL, "no file descriptors -- you lose big");
162 state = m_getfld(state, name, buffer, sizeof buffer, ifp);
167 if (uprf(name, "resent")) {
168 fprintf(ofp, "Prev-");
170 fprintf(ofp, "%s: %s", name, buffer);
171 while (state == FLDPLUS) {
172 state = m_getfld(state, name, buffer,
176 if (state == FLDEOF) {
185 cp = m_mktemp2(NULL, "dist", &txtfd, NULL);
187 adios("distsbr", "unable to create temp file");
190 strncpy(tmpfil, cp, sizeof(tmpfil));
191 if ((out = dup(txtfd)) == NOTOK ||
192 !(ofp = fdopen(out, "w"))) {
193 adios(NULL, "no file descriptors -- you lose");
196 fprintf(ofp, "\n%s", buffer);
197 while (state == BODY) {
198 state = m_getfld(state, name, buffer,
207 adios(NULL, "format error in message %s", msgnam);
210 adios(NULL, "getfld() returned %d", state);