#include <h/scansbr.h>
#include <h/tws.h>
#include <h/utils.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <sysexits.h>
#ifdef _FSTDIO
# define _ptr _p /* Gag */
# define _cnt _w /* Wretch */
#endif
-#ifdef SCO_5_STDIO
-# define _ptr __ptr
-# define _cnt __cnt
-# define _base __base
-# define _filbuf(fp) ((fp)->__cnt = 0, __filbuf(fp))
-#endif
-
#define MAXSCANL 256 /* longest possible scan line */
/*
#define FPUTS(buf) {\
if (fputs(buf, scnout) == EOF)\
- adios(scnmsg, "write error on");\
+ adios(EX_IOERR, scnmsg, "write error on");\
}
/*
char *scnmsg = NULL;
FILE *scnout = NULL;
char name[NAMESZ];
- char returnpath[BUFSIZ];
- char deliverydate[BUFSIZ];
- int incing = (outnum > 0);
- int scanfolder = (outnum == 0);
+ int incing = (outnum != SCN_MBOX && outnum != SCN_FOLD);
+ int scanfolder = (outnum == SCN_FOLD);
+ long fpos;
+ struct stat st;
/* first-time only initialization */
if (!scanl) {
- if (width == 0) {
- if ((width = sc_width()) < WIDTH/2)
- width = WIDTH/2;
- else if (width > MAXSCANL)
- width = MAXSCANL;
- }
- dat[3] = slwidth = width;
- scanl = (char *) mh_xmalloc((size_t) SCAN_CHARWIDTH *
- (slwidth + 2)); /* probably for \n and \0 */
if (incing)
umask(~m_gmprot());
- /* Compile format string */
- ncomps = fmt_compile(fmtstr, &fmt) + 1;
+ if (fmtstr) {
+ if (width == 0) {
+ if ((width = sc_width()) < WIDTH/2)
+ width = WIDTH/2;
+ else if (width > MAXSCANL)
+ width = MAXSCANL;
+ }
+ dat[3] = slwidth = width;
+ scanl = (char *) mh_xmalloc((size_t) SCAN_CHARWIDTH *
+ (slwidth + 2)); /* probably for \n and \0 */
+ /* Compile format string */
+ ncomps = fmt_compile(fmtstr, &fmt) + 1;
+ FINDCOMP(datecomp, "date");
+ } else {
+ ncomps = 1;
+ datecomp = NULL;
+ }
- FINDCOMP(datecomp, "date");
- nxtbuf = compbuffers = (char **) calloc((size_t) ncomps,
+ nxtbuf = compbuffers = (char **) mh_xcalloc((size_t) ncomps,
sizeof(char *));
- if (!nxtbuf)
- adios(NULL, "unable to allocate component buffers");
- used_buf = (struct comp **) calloc((size_t) (ncomps+1),
+ used_buf = (struct comp **) mh_xcalloc((size_t) (ncomps+1),
sizeof(struct comp *));
- if (!used_buf)
- adios(NULL, "unable to allocate component buffer stack");
/* NULL-terminate array */
used_buf += ncomps;
*used_buf = NULL;
dat[0] = innum ? innum : outnum;
dat[1] = curflg;
dat[4] = unseen;
+ fpos = ftell(inb);
/*
** Get the first field. If the message is non-empty
if (*scnmsg == '?') /* msg num out of range */
return SCNNUM;
if (!(scnout = fopen(scnmsg, "w")))
- adios(scnmsg, "unable to write");
- /*
- ** Add the Return-Path and Delivery-Date
- ** header fields to message.
- */
- if (get_returnpath(returnpath, sizeof(returnpath),
- deliverydate, sizeof(deliverydate))) {
- FPUTS("Return-Path: ");
- FPUTS(returnpath);
- FPUTS("Delivery-Date: ");
- FPUTS(deliverydate);
- }
+ adios(EX_IOERR, scnmsg, "unable to write");
}
/* scan - main loop */
** temp buffer (buffer switching saves an extra
** copy of the component text).
*/
- if ((cptr = wantcomp[CHASH(name)])) {
+ if (fmtstr && (cptr = wantcomp[CHASH(name)])) {
do {
- if (!mh_strcasecmp(name, cptr->c_name)) {
- if (! cptr->c_text) {
- cptr->c_text = tmpbuf;
- for (cp = tmpbuf + strlen(tmpbuf) - 1; cp >= tmpbuf; cp--)
- if (isspace(*cp))
- *cp = 0;
- else
- break;
- *--savecomp = cptr;
- tmpbuf = *nxtbuf++;
+ if (mh_strcasecmp(name, cptr->c_name)!=0) {
+ continue;
+ }
+ if (!cptr->c_text) {
+ cptr->c_text = tmpbuf;
+ cp = tmpbuf+strlen(tmpbuf)-1;
+ for (; cp >= tmpbuf; cp--) {
+ if (isspace(*cp))
+ *cp = '\0';
+ else
+ break;
}
- break;
+ *--savecomp = cptr;
+ tmpbuf = *nxtbuf++;
}
+ break;
} while ((cptr = cptr->c_next));
}
case BODY:
compnum = -1;
- if (!incing) {
- state = FILEEOF; /* stop here if scan cmd */
+ if (scanfolder) {
+ /* stop here if we scan a msg in a folder */
+ state = FILEEOF;
goto finished;
}
- FPUTS("\n");
- FPUTS(tmpbuf);
- /*
- ** performance hack: some people like to run "inc"
- ** on things like net.sources or large digests.
- ** We do a copy directly into the output buffer
- ** rather than going through an intermediate buffer.
- **
- ** We need the amount of data m_getfld found &
- ** don't want to do a strlen on the long buffer so
- ** there's a hack in m_getfld to save the amount
- ** of data it returned in the global "msg_count".
- */
+ /* otherwise (mbox): snarf the body */
+ if (incing) {
+ FPUTS("\n");
+ FPUTS(tmpbuf);
+ }
body:;
while (state == BODY) {
-#ifdef LINUX_STDIO
- if (scnout->_IO_write_ptr == scnout->_IO_write_end) {
-#elif defined(__DragonFly__)
- if (((struct __FILE_public *)scnout)->_w <= 0) {
-#else
- if (scnout->_cnt <= 0) {
-#endif
- if (fflush(scnout) == EOF)
- adios(scnmsg, "write error on");
+ state = m_getfld(state, name, tmpbuf, SBUFSIZ,
+ inb);
+ if (incing) {
+ FPUTS(tmpbuf);
}
-#ifdef LINUX_STDIO
- state = m_getfld(state, name, scnout->_IO_write_ptr, (long)scnout->_IO_write_ptr-(long)scnout->_IO_write_end , inb);
- scnout->_IO_write_ptr += msg_count;
-#elif defined(__DragonFly__)
- state = m_getfld(state, name, ((struct __FILE_public *)scnout)->_p, -(((struct __FILE_public *)scnout)->_w), inb);
- ((struct __FILE_public *)scnout)->_w -= msg_count;
- ((struct __FILE_public *)scnout)->_p += msg_count;
-#else
- state = m_getfld(state, name, scnout->_ptr, -(scnout->_cnt), inb);
- scnout->_cnt -= msg_count;
- scnout->_ptr += msg_count;
-#endif
}
goto finished;
goto finished;
default:
- adios(NULL, "getfld() returned %d", state);
+ adios(EX_SOFTWARE, NULL, "getfld() returned %d", state);
}
}
if (incing) {
if ((dat[2] = ftell(scnout)) == EOF)
- adios(scnmsg, "write error on");
+ adios(EX_IOERR, scnmsg, "write error on");
+ } else if (!scanfolder) {
+ if ((dat[2] = ftell(inb)) == EOF)
+ adios(EX_IOERR, scnmsg, "write error on");
+ dat[2] -= fpos;
}
- if ((datecomp && !datecomp->c_text) || scanfolder) {
- struct stat st;
-
+ if (fmtstr) {
fstat(fileno(inb), &st);
- if (scanfolder)
+ if (scanfolder) {
dat[2] = st.st_size;
- if (datecomp) {
+ }
+ if (datecomp && !datecomp->c_text) {
if (!datecomp->c_text) {
if (!datecomp->c_tws)
- datecomp->c_tws = (struct tws *) calloc((size_t) 1, sizeof(*datecomp->c_tws));
+ datecomp->c_tws = (struct tws *) mh_xcalloc((size_t) 1, sizeof(*datecomp->c_tws));
if (!datecomp->c_tws)
- adios(NULL, "unable to allocate tws buffer");
+ adios(EX_OSERR, NULL, "unable to allocate tws buffer");
*datecomp->c_tws = *dlocaltime((time_t *) &st.st_mtime);
datecomp->c_flags |= CF_DATEFAB|CF_TRUE;
} else {
datecomp->c_flags &= ~CF_DATEFAB;
}
}
- }
- /* print the scan line */
- fmt_scan(fmt, scanl, slwidth, dat);
- if (fmtstr)
+ /* print the scan line */
+ fmt_scan(fmt, scanl, slwidth, dat);
fputs(scanl, stdout);
+ }
/* return dynamically allocated buffers to pool */
while ((cptr = *savecomp++)) {
*--nxtbuf = tmpbuf;
if (incing && (ferror(scnout) || fclose(scnout) == EOF))
- adios(scnmsg, "write error on");
+ adios(EX_IOERR, scnmsg, "write error on");
return (state != FILEEOF ? SCNERR : SCNMSG);
}