/*
- * show.c -- show/list messages
- *
- * This code is Copyright (c) 2002, by the authors of nmh. See the
- * COPYRIGHT file in the root directory of the nmh distribution for
- * complete copyright information.
- */
+** show.c -- show/list messages
+**
+** This code is Copyright (c) 2002, by the authors of nmh. See the
+** COPYRIGHT file in the root directory of the nmh distribution for
+** complete copyright information.
+*/
#include <h/mh.h>
#include <h/mime.h>
{ "noheader", 0 },
#define FORMSW 4
{ "form formfile", 0 },
-#define PROGSW 5
- { "moreproc program", 0 },
-#define NPROGSW 6
- { "nomoreproc", 0 },
-#define LENSW 7
- { "length lines", 0 },
-#define WIDTHSW 8
- { "width columns", 0 },
-#define SHOWSW 9
+#define SHOWSW 5
{ "showproc program", 0 },
-#define SHOWMIMESW 10
+#define SHOWMIMESW 6
{ "showmimeproc program", 0 },
-#define NSHOWSW 11
- { "noshowproc", 0 },
-#define DRFTSW 12
- { "draft", 0 },
-#define FILESW 13
- { "file file", -4 }, /* interface from showfile */
-#define VERSIONSW 14
+#define FILESW 7
+ { "file file", -4 }, /* interface from whatnow (listproc) */
+#define VERSIONSW 8
{ "version", 0 },
-#define HELPSW 15
+#define HELPSW 9
{ "help", 0 },
{ NULL, 0 }
};
/*
- * static prototypes
- */
+** static prototypes
+*/
static int is_nontext(char *);
-/* prototype from mhlsbr.c */
-int mhl (int, char **);
-
#define SHOW 0
#define NEXT 1
#define PREV 2
+char *showproc = "mhl";
+char *showmimeproc = "mhshow";
int
-main (int argc, char **argv)
+main(int argc, char **argv)
{
- int draftsw = 0, headersw = 1, msgp = 0;
- int nshow = 0, checkmime = 1, mime;
- int vecp = 1, procp = 1, isdf = 0, mode = SHOW, msgnum;
- char *cp, *maildir, *file = NULL, *folder = NULL, *proc;
+ int headersw = 1, msgp = 0;
+ int checkmime = 1, mime;
+ int vecp = 1, procp = 1, mode = SHOW, msgnum;
+ char *cp, *file = NULL, *folder = NULL, *proc;
char buf[BUFSIZ], **argp, **arguments;
char *msgs[MAXARGS], *vec[MAXARGS];
struct msgs *mp = NULL;
#ifdef LOCALE
setlocale(LC_ALL, "");
#endif
- invo_name = r1bindex (argv[0], '/');
+ invo_name = mhbasename(argv[0]);
/* read user profile/context */
context_read();
- if (!mh_strcasecmp (invo_name, "next")) {
+ if (!mh_strcasecmp(invo_name, "next")) {
mode = NEXT;
- } else if (!mh_strcasecmp (invo_name, "prev")) {
+ } else if (!mh_strcasecmp(invo_name, "prev")) {
mode = PREV;
}
- arguments = getarguments (invo_name, argc, argv, 1);
+ arguments = getarguments(invo_name, argc, argv, 1);
argp = arguments;
while ((cp = *argp++)) {
if (*cp == '-') {
- switch (smatch (++cp, switches)) {
- case AMBIGSW:
- ambigsw (cp, switches);
- done (1);
- case UNKWNSW:
- case NPROGSW:
- vec[vecp++] = --cp;
- continue;
-
- case HELPSW:
- snprintf (buf, sizeof(buf),
- "%s [+folder] %s[switches] [switches for showproc]",
- invo_name, mode == SHOW ? "[msgs] ": "");
- print_help (buf, switches, 1);
- done (1);
- case VERSIONSW:
- print_version(invo_name);
- done (1);
-
- case DRFTSW:
- if (file)
- adios (NULL, "only one file at a time!");
- draftsw++;
- if (mode == SHOW)
- continue;
+ switch (smatch(++cp, switches)) {
+ case AMBIGSW:
+ ambigsw(cp, switches);
+ done(1);
+ case UNKWNSW:
+ vec[vecp++] = --cp;
+ continue;
+
+ case HELPSW:
+ snprintf(buf, sizeof(buf), "%s [+folder] %s[switches] [switches for showproc]", invo_name, mode == SHOW ? "[msgs] ": "");
+ print_help(buf, switches, 1);
+ done(1);
+ case VERSIONSW:
+ print_version(invo_name);
+ done(1);
+
+ case FILESW:
+ if (mode != SHOW)
usage:
- adios (NULL,
- "usage: %s [+folder] [switches] [switches for showproc]",
- invo_name);
- case FILESW:
- if (mode != SHOW)
- goto usage;
- if (draftsw || file)
- adios (NULL, "only one file at a time!");
- if (!(cp = *argp++) || *cp == '-')
- adios (NULL, "missing argument to %s", argp[-2]);
- file = path (cp, TFILE);
- continue;
-
- case HEADSW:
- headersw++;
- continue;
- case NHEADSW:
- headersw = 0;
- continue;
-
- case FORMSW:
- vec[vecp++] = --cp;
- if (!(cp = *argp++) || *cp == '-')
- adios (NULL, "missing argument to %s", argp[-2]);
- vec[vecp++] = getcpy (etcpath(cp));
- continue;
-
- case PROGSW:
- case LENSW:
- case WIDTHSW:
- vec[vecp++] = --cp;
- if (!(cp = *argp++) || *cp == '-')
- adios (NULL, "missing argument to %s", argp[-2]);
- vec[vecp++] = cp;
- continue;
-
- case SHOWSW:
- if (!(showproc = *argp++) || *showproc == '-')
- adios (NULL, "missing argument to %s", argp[-2]);
- nshow = 0;
- continue;
- case NSHOWSW:
- nshow++;
- continue;
-
- case SHOWMIMESW:
- if (!(showmimeproc = *argp++) || *showmimeproc == '-')
- adios (NULL, "missing argument to %s", argp[-2]);
- nshow = 0;
- continue;
- case CHECKMIMESW:
- checkmime++;
- continue;
- case NOCHECKMIMESW:
- checkmime = 0;
- continue;
+ adios(NULL, "usage: %s [+folder] [switches] [switches for showproc]", invo_name);
+
+ if (file)
+ adios(NULL, "only one file at a time!");
+ if (!(cp = *argp++) || *cp == '-')
+ adios(NULL, "missing argument to %s", argp[-2]);
+ file = getcpy(expanddir(cp));
+ continue;
+
+ case HEADSW:
+ headersw++;
+ continue;
+ case NHEADSW:
+ headersw = 0;
+ continue;
+
+ case FORMSW:
+ vec[vecp++] = --cp;
+ if (!(cp = *argp++) || *cp == '-')
+ adios(NULL, "missing argument to %s",
+ argp[-2]);
+ vec[vecp++] = getcpy(etcpath(cp));
+ continue;
+
+ case SHOWSW:
+ if (!(showproc = *argp++) || *showproc == '-')
+ adios(NULL, "missing argument to %s",
+ argp[-2]);
+ continue;
+
+ case SHOWMIMESW:
+ if (!(showmimeproc = *argp++) ||
+ *showmimeproc == '-')
+ adios(NULL, "missing argument to %s",
+ argp[-2]);
+ continue;
+ case CHECKMIMESW:
+ checkmime++;
+ continue;
+ case NOCHECKMIMESW:
+ checkmime = 0;
+ continue;
}
}
if (*cp == '+' || *cp == '@') {
if (folder)
- adios (NULL, "only one folder at a time!");
+ adios(NULL, "only one folder at a time!");
else
- folder = pluspath (cp);
+ folder = getcpy(expandfol(cp));
+ } else if (mode != SHOW) {
+ goto usage;
} else {
- if (mode != SHOW)
- goto usage;
- else
- msgs[msgp++] = cp;
+ msgs[msgp++] = cp;
}
}
procp = vecp;
- if (!context_find ("path"))
- free (path ("./", TFOLDER));
-
- if (draftsw || file) {
+ if (file) {
if (msgp)
- adios (NULL, "only one file at a time!");
- vec[vecp++] = draftsw
- ? getcpy (m_draft (folder, msgp ? msgs[0] : NULL, 1, &isdf))
- : file;
+ adios(NULL, "only one file at a time!");
+ vec[vecp++] = file;
goto go_to_it;
}
#ifdef WHATNOW
- if (!msgp && !folder && mode == SHOW && (cp = getenv ("mhdraft")) && *cp) {
- draftsw++;
+ if (!msgp && !folder && mode == SHOW &&
+ (cp = getenv("mhdraft")) && *cp) {
vec[vecp++] = cp;
goto go_to_it;
}
if (!msgp) {
switch (mode) {
- case NEXT:
- msgs[msgp++] = "next";
- break;
- case PREV:
- msgs[msgp++] = "prev";
- break;
- default:
- msgs[msgp++] = "cur";
- break;
+ case NEXT:
+ msgs[msgp++] = seq_next;
+ break;
+ case PREV:
+ msgs[msgp++] = seq_prev;
+ break;
+ default:
+ msgs[msgp++] = seq_cur;
+ break;
}
}
if (!folder)
- folder = getfolder (1);
- maildir = m_maildir (folder);
-
- if (chdir (maildir) == NOTOK)
- adios (maildir, "unable to change directory to");
+ folder = getcurfol();
/* read folder and create message structure */
- if (!(mp = folder_read (folder)))
- adios (NULL, "unable to read folder %s", folder);
+ if (!(mp = folder_read(folder)))
+ adios(NULL, "unable to read folder %s", folder);
/* check for empty folder */
if (mp->nummsg == 0)
- adios (NULL, "no messages in %s", folder);
+ adios(NULL, "no messages in %s", folder);
/* parse all the message ranges/sequences and set SELECTED */
for (msgnum = 0; msgnum < msgp; msgnum++)
- if (!m_convert (mp, msgs[msgnum]))
- done (1);
+ if (!m_convert(mp, msgs[msgnum]))
+ done(1);
/*
- * Set the SELECT_UNSEEN bit for all the SELECTED messages,
- * since we will use that as a tag to know which messages
- * to remove from the "unseen" sequence.
- */
+ ** Set the SELECT_UNSEEN bit for all the SELECTED messages,
+ ** since we will use that as a tag to know which messages
+ ** to remove from the "unseen" sequence.
+ */
for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++)
if (is_selected(mp, msgnum))
- set_unseen (mp, msgnum);
+ set_unseen(mp, msgnum);
- seq_setprev (mp); /* set the Previous-Sequence */
- seq_setunseen (mp, 1); /* unset the Unseen-Sequence */
+ seq_setprev(mp); /* set the Previous-Sequence */
+ seq_setunseen(mp, 0); /* unset unseen seqs for shown msgs */
if (mp->numsel > MAXARGS - 2)
- adios (NULL, "more than %d messages for show exec", MAXARGS - 2);
+ adios(NULL, "more than %d messages for show exec",
+ MAXARGS - 2);
for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++)
if (is_selected(mp, msgnum))
- vec[vecp++] = getcpy (m_name (msgnum));
+ vec[vecp++] = getcpy(m_name(msgnum));
- seq_setcur (mp, mp->hghsel); /* update current message */
- seq_save (mp); /* synchronize sequences */
- context_replace (pfolder, folder); /* update current folder */
- context_save (); /* save the context file */
+ seq_setcur(mp, mp->hghsel); /* update current message */
+ seq_save(mp); /* synchronize sequences */
+ context_replace(curfolder, folder); /* update current folder */
+ context_save(); /* save the context file */
if (headersw && vecp == 2)
- printf ("(Message %s:%s)\n", folder, vec[1]);
+ printf("(Message %s:%s)\n", folder, vec[1]);
go_to_it: ;
- fflush (stdout);
+ fflush(stdout);
vec[vecp] = NULL;
/*
- * Decide which "proc" to use
- */
+ ** Decide which "proc" to use
+ */
mime = 0;
- if (nshow) {
- proc = catproc;
- } else {
- /* check if any messages are non-text MIME messages */
- if (checkmime && !getenv ("NOMHNPROC")) {
- if (!draftsw && !file) {
- /* loop through selected messages and check for MIME */
- for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++)
- if (is_selected (mp, msgnum) && is_nontext (m_name (msgnum))) {
- mime = 1;
- break;
- }
- } else {
- /* check the file or draft for MIME */
- if (is_nontext (vec[vecp - 1]))
- mime = 1;
+ /* check if any messages are non-text MIME messages */
+ if (checkmime) {
+ if (file) {
+ /* check the file for MIME */
+ if (is_nontext(vec[vecp - 1])) {
+ mime = 1;
}
+ } else {
+ /*
+ ** loop through selected messages
+ ** and check for MIME
+ */
+ for (msgnum = mp->lowsel; msgnum <= mp->hghsel;
+ msgnum++)
+ if (is_selected(mp, msgnum) &&
+ is_nontext(m_name(msgnum))) {
+ mime = 1;
+ break;
+ }
}
-
- /* Set the "proc" */
- if (mime)
- proc = showmimeproc;
- else
- proc = showproc;
}
- if (folder && !draftsw && !file)
- m_putenv ("mhfolder", folder);
+ /* Set the "proc" */
+ proc = (mime) ? showmimeproc : showproc;
- /*
- * For backward compatibility, if the "proc" is mhn,
- * then add "-show" option. Add "-file" if showing
- * file or draft.
- */
- if (strcmp (r1bindex (proc, '/'), "mhn") == 0) {
- if (draftsw || file) {
+ if (folder && !file)
+ m_putenv("mhfolder", folder);
+
+ /* Special-cased because mhshow takes msg not files args. */
+ if (strcmp(mhbasename(proc), "mhshow")==0) {
+ if (file) {
vec[vecp] = vec[vecp - 1];
vec[vecp - 1] = "-file";
- vecp++;
+ vec[++vecp] = NULL;
}
- vec[vecp++] = "-show";
+ vec[vecp++] = concat("+", folder, NULL);
vec[vecp] = NULL;
+ vec[0] = mhbasename(proc);
+ execvp(proc, vec);
+ adios(proc, "unable to exec");
}
- /* If the "proc" is "mhshow", add "-file" if showing file or draft.
- */
- if (strcmp (r1bindex (proc, '/'), "mhshow") == 0 && (draftsw || file) ) {
- vec[vecp] = vec[vecp - 1];
- vec[vecp - 1] = "-file";
- vec[++vecp] = NULL;
- }
-
- /*
- * If "proc" is mhl, then run it internally
- * rather than exec'ing it.
- */
- if (strcmp (r1bindex (proc, '/'), "mhl") == 0) {
- vec[0] = "mhl";
- mhl (vecp, vec);
- done (0);
- }
-
- /*
- * If you are not using a nmh command as your "proc", then
- * add the path to the message names. Currently, we are just
- * checking for mhn here, since we've already taken care of mhl.
- */
- if (!strcmp (r1bindex (proc, '/'), "mhl")
- && !draftsw
- && !file
- && chdir (maildir = concat (m_maildir (""), "/", NULL)) != NOTOK) {
- mp->foldpath = concat (mp->foldpath, "/", NULL);
- cp = ssequal (maildir, mp->foldpath)
- ? mp->foldpath + strlen (maildir)
- : mp->foldpath;
- for (msgnum = procp; msgnum < vecp; msgnum++)
- vec[msgnum] = concat (cp, vec[msgnum], NULL);
+ /* Add the path to the message names. */
+ if (!file) {
+ for (msgnum = procp; msgnum < vecp; msgnum++) {
+ vec[msgnum] = concat(mp->foldpath, "/",
+ vec[msgnum], NULL);
+ }
}
- vec[0] = r1bindex (proc, '/');
- execvp (proc, vec);
- adios (proc, "unable to exec");
+ vec[0] = mhbasename(proc);
+ execvp(proc, vec);
+ adios(proc, "unable to exec");
return 0; /* dead code to satisfy the compiler */
}
/*
- * Check if a message or file contains any non-text parts
- */
+** Check if a message or file contains any non-text parts
+*/
static int
-is_nontext (char *msgnam)
+is_nontext(char *msgnam)
{
int result, state;
unsigned char *bp, *dp;
char buf[BUFSIZ], name[NAMESZ];
FILE *fp;
- if ((fp = fopen (msgnam, "r")) == NULL)
+ if ((fp = fopen(msgnam, "r")) == NULL)
return 0;
for (state = FLD;;) {
- switch (state = m_getfld (state, name, buf, sizeof(buf), fp)) {
+ switch (state = m_getfld(state, name, buf, sizeof(buf), fp)) {
case FLD:
case FLDPLUS:
case FLDEOF:
/*
- * Check Content-Type field
- */
- if (!mh_strcasecmp (name, TYPE_FIELD)) {
- int passno;
+ ** Check Content-Type field
+ */
+ if (!mh_strcasecmp(name, TYPE_FIELD)) {
+ int passno = 1;
char c;
- cp = add (buf, NULL);
+ cp = getcpy(buf);
while (state == FLDPLUS) {
- state = m_getfld (state, name, buf, sizeof(buf), fp);
- cp = add (buf, cp);
+ state = m_getfld(state, name, buf,
+ sizeof(buf), fp);
+ cp = add(buf, cp);
}
bp = cp;
- passno = 1;
again:
- for (; isspace (*bp); bp++)
+ for (; isspace(*bp); bp++)
continue;
if (*bp == '(') {
int i;
passno = 3;
goto again;
}
- for (dp = bp; istoken (*dp); dp++)
+ for (dp = bp; istoken(*dp); dp++)
continue;
c = *dp;
*dp = '\0';
if (!*bp)
goto invalid;
- if (passno > 1) {
- if ((result = (mh_strcasecmp (bp, "plain") != 0)))
+ if (passno == 1) {
+ if (!(result = (mh_strcasecmp(bp, "text") != 0))) {
+ *dp = c;
+ bp = dp;
+ passno = 2;
+ goto again;
+ }
+ } else {
+ if ((result = (mh_strcasecmp(bp,
+ "plain") != 0)))
goto out;
*dp = c;
- for (dp++; isspace (*dp); dp++)
+ for (dp++; isspace(*dp); dp++)
continue;
if (*dp) {
- if ((result = !uprf (dp, "charset")))
+ if ((result = !uprf(dp,
+ "charset")))
goto out;
dp += sizeof("charset") - 1;
- while (isspace (*dp))
+ while (isspace(*dp))
dp++;
if (*dp++ != '=')
goto invalid;
- while (isspace (*dp))
+ while (isspace(*dp))
dp++;
if (*dp == '"') {
if ((bp = strchr(++dp, '"')))
*bp = '\0';
} else {
for (bp = dp; *bp; bp++)
- if (!istoken (*bp)) {
+ if (!istoken(*bp)) {
*bp = '\0';
break;
}
dp = "US-ASCII";
}
/* Check the character set */
- result = !check_charset (dp, strlen (dp));
- } else {
- if (!(result = (mh_strcasecmp (bp, "text") != 0))) {
- *dp = c;
- bp = dp;
- passno = 2;
- goto again;
- }
+ result = !check_charset(dp, strlen(dp));
}
out:
- free (cp);
+ free(cp);
if (result) {
- fclose (fp);
+ fclose(fp);
return result;
}
break;
}
/*
- * Check Content-Transfer-Encoding field
- */
- if (!mh_strcasecmp (name, ENCODING_FIELD)) {
- cp = add (buf, NULL);
+ ** Check Content-Transfer-Encoding field
+ */
+ if (!mh_strcasecmp(name, ENCODING_FIELD)) {
+ cp = getcpy(buf);
while (state == FLDPLUS) {
- state = m_getfld (state, name, buf, sizeof(buf), fp);
- cp = add (buf, cp);
+ state = m_getfld(state, name, buf,
+ sizeof(buf), fp);
+ cp = add(buf, cp);
}
- for (bp = cp; isspace (*bp); bp++)
+ for (bp = cp; isspace(*bp); bp++)
continue;
- for (dp = bp; istoken (*dp); dp++)
+ for (dp = bp; istoken(*dp); dp++)
continue;
*dp = '\0';
- result = (mh_strcasecmp (bp, "7bit")
- && mh_strcasecmp (bp, "8bit")
- && mh_strcasecmp (bp, "binary"));
+ result = (mh_strcasecmp(bp, "7bit")
+ && mh_strcasecmp(bp, "8bit")
+ && mh_strcasecmp(bp, "binary"));
- free (cp);
+ free(cp);
if (result) {
- fclose (fp);
+ fclose(fp);
return result;
}
break;
}
/*
- * Just skip the rest of this header
- * field and go to next one.
- */
+ ** Just skip the rest of this header
+ ** field and go to next one.
+ */
while (state == FLDPLUS)
- state = m_getfld (state, name, buf, sizeof(buf), fp);
+ state = m_getfld(state, name, buf, sizeof(buf),
+ fp);
break;
/*
- * We've passed the message header,
- * so message is just text.
- */
+ ** We've passed the message header,
+ ** so message is just text.
+ */
default:
- fclose (fp);
+ fclose(fp);
return 0;
}
}