-
-/*
- * rcvtty.c -- a rcvmail program (a lot like rcvalert) handling IPC ttys
+/* rcvtty.c -- a rcvmail program (a lot like rcvalert) handling IPC ttys
*
* This code is Copyright (c) 2002, by the authors of nmh. See the
* COPYRIGHT file in the root directory of the nmh distribution for
#include <h/scansbr.h>
#include <h/tws.h>
#include <h/mts.h>
-#include <signal.h>
+#include <h/utils.h>
+#include "sbr/m_mktemp.h"
#include <fcntl.h>
#ifdef HAVE_GETUTXENT
static int bell = 1;
static int newline = 1;
static int biff = 0;
-static int width = 0;
+static int width = -1;
static char *form = NULL;
static char *format = NULL;
-/*
- * external prototypes
- */
-char *getusername(void);
-
/*
* static prototypes
*/
static void alrmser (int);
static int message_fd (char **);
static int header_fd (void);
+#if HAVE_GETUTXENT
static void alert (char *, int);
+#endif /* HAVE_GETUTXENT */
int
char *cp, *user, buf[BUFSIZ], tty[BUFSIZ];
char **argp, **arguments, *vec[MAXARGS];
struct utmpx *utp;
-#ifdef LOCALE
- setlocale(LC_ALL, "");
-#endif
- invo_name = r1bindex (argv[0], '/');
- /* read user profile/context */
- context_read();
+ if (nmh_init(argv[0], 2)) { return 1; }
- mts_init (invo_name);
+ mts_init ();
arguments = getarguments (invo_name, argc, argv, 1);
argp = arguments;
while ((cp = *argp++)) {
if (*cp == '-') {
switch (smatch (++cp, switches)) {
- case AMBIGSW:
+ case AMBIGSW:
ambigsw (cp, switches);
done (1);
- case UNKWNSW:
+ case UNKWNSW:
vec[vecp++] = --cp;
continue;
- case HELPSW:
+ case HELPSW:
snprintf (buf, sizeof(buf), "%s [command ...]", invo_name);
print_help (buf, switches, 1);
done (0);
biff = 1;
continue;
- case FORMSW:
+ case FORMSW:
if (!(form = *argp++) || *form == '-')
adios (NULL, "missing argument to %s", argp[-2]);
format = NULL;
continue;
- case FMTSW:
+ case FMTSW:
if (!(format = *argp++) || *format == '-')
adios (NULL, "missing argument to %s", argp[-2]);
form = NULL;
}
}
endutxent();
+#else
+ NMH_UNUSED (tty);
+ NMH_UNUSED (utp);
#endif /* HAVE_GETUTXENT */
exit (RCV_MOK);
- return 0; /* dead code to satisfy the compiler */
}
message_fd (char **vec)
{
pid_t child_id;
- int bytes, fd, seconds;
- char tmpfil[BUFSIZ];
+ int bytes, seconds;
+ int fd;
+ char *tfile;
struct stat st;
- fd = mkstemp (strncpy (tmpfil, "/tmp/rcvttyXXXXX", sizeof(tmpfil)));
- unlink (tmpfil);
+ if ((tfile = m_mktemp2(NULL, invo_name, &fd, NULL)) == NULL) {
+ inform("unable to create temporary file in %s", get_temp_dir());
+ return NOTOK;
+ }
+ (void) m_unlink(tfile); /* Use fd, no longer need the file name. */
- if ((child_id = vfork()) == NOTOK) {
+ if ((child_id = fork()) == NOTOK) {
/* fork error */
close (fd);
return header_fd ();
- } else if (child_id) {
+ }
+ if (child_id) {
/* parent process */
if (!setjmp (myctx)) {
SIGNAL (SIGALRM, alrmser);
pidwait(child_id, OK);
alarm (0);
- if (fstat (fd, &st) != NOTOK && st.st_size > (off_t) 0)
+ if (fstat (fd, &st) != NOTOK && st.st_size > 0)
return fd;
} else {
/*
if (dup2 (fd, 1) == NOTOK || dup2 (fd, 2) == NOTOK)
_exit (-1);
closefds (3);
- setpgid ((pid_t) 0, getpid ()); /* put in own process group */
- execvp (vec[0], vec);
- _exit (-1);
- return 1; /* dead code to satisfy compiler */
+ setpgid(0, getpid()); /* put in own process group */
+ if (execvp (vec[0], vec) == NOTOK) {
+ _exit (-1);
+ }
+
+ return NOTOK;
}
int fd;
char *nfs;
char *tfile = NULL;
+ charstring_t scanl = NULL;
- tfile = m_mktemp2(NULL, invo_name, &fd, NULL);
- if (tfile == NULL) return NOTOK;
- unlink (tfile);
+ if ((tfile = m_mktemp2(NULL, invo_name, &fd, NULL)) == NULL) {
+ inform("unable to create temporary file in %s", get_temp_dir());
+ return NOTOK;
+ }
+ (void) m_unlink(tfile); /* Use fd, no longer need the file name. */
rewind (stdin);
/* get new format string */
nfs = new_fs (form, format, SCANFMT);
- scan (stdin, 0, 0, nfs, width, 0, 0, NULL, 0L, 0);
- if (newline)
- write (fd, "\n\r", 2);
- write (fd, scanl, strlen (scanl));
- if (bell)
- write (fd, "\007", 1);
+ scan (stdin, 0, 0, nfs, width, 0, 0, NULL, 0L, 0, &scanl);
+ scan_finished ();
+ if (newline) {
+ if (write (fd, "\n\r", 2) < 0) {
+ advise (tfile, "write LF/CR");
+ }
+ }
+ if (write (fd, charstring_buffer (scanl), charstring_bytes (scanl)) < 0) {
+ advise (tfile, "write");
+ }
+ charstring_free (scanl);
+ if (bell) {
+ if (write (fd, "\007", 1) < 0) {
+ advise (tfile, "write BEL");
+ }
+ }
return fd;
}
+#if HAVE_GETUTXENT
static void
alert (char *tty, int md)
{
if (stat (ttyspec, &st) == NOTOK || (st.st_mode & mask) == 0)
return;
- if (!setjmp (myctx)) {
- SIGNAL (SIGALRM, alrmser);
- alarm (2);
- td = open (ttyspec, O_WRONLY);
- alarm (0);
- if (td == NOTOK)
- return;
- } else {
+ if (setjmp (myctx)) {
alarm (0);
return;
}
+ SIGNAL (SIGALRM, alrmser);
+ alarm (2);
+ td = open (ttyspec, O_WRONLY);
+ alarm (0);
+ if (td == NOTOK)
+ return;
- lseek (md, (off_t) 0, SEEK_SET);
+ lseek(md, 0, SEEK_SET);
while ((i = read (md, buffer, sizeof(buffer))) > 0)
if (write (td, buffer, i) != i)
close (td);
}
-
+#endif /* HAVE_GETUTXENT */
projects / nmh / blobdiff