Merge branch 'master' of https://github.com/chneukirchen/mblaze

GNUmakefile

@@ -1,11 +1,13 @@
-CFLAGS+=-g -O2 -Wall -Wno-switch -Wextra -fstack-protector-strong -D_FORTIFY_SOURCE=2
+CFLAGS=-g -O2
+override CFLAGS:=-Wall -Wno-switch -Wextra -fstack-protector-strong -D_FORTIFY_SOURCE=2 $(CFLAGS)
 LDLIBS=-lrt
 
 OS := $(shell uname)
 
 ifeq ($(OS),OpenBSD)
-CFLAGS+=-I/usr/local/include -pthread
+LOCALBASE=/usr/local
-LDLIBS=-L/usr/local/lib -liconv -pthread
+CFLAGS+=-I$(LOCALBASE)/include -pthread
+LDLIBS=-L$(LOCALBASE)/lib -liconv -pthread
 endif
 
 ifeq ($(OS),Darwin)
@@ -28,7 +30,7 @@ maddr magrep mdeliver mexport mflag mflow mgenmid mhdr mpick mscan msed mshow \
 maddr magrep mexport mflag mgenmid mhdr mlist mpick mscan msed mseq mshow msort \
   mthread : seq.o slurp.o
 maddr magrep mflow mhdr mpick mscan mshow : rfc2047.o
-magrep mflow mshow : rfc2045.o
+magrep mflow mhdr mshow : rfc2045.o
 mshow : filter.o safe_u8putstr.o rfc2231.o pipeto.o
 mscan : pipeto.o
 msort : mystrverscmp.o

blaze822.c

@@ -151,7 +151,7 @@ blaze822_addr(char *s, char **dispo, char **addro)
 	*addr = 0;
 
 	while (*s && c < e) {
-	startover:
+startover:
 		if (*s == '<') {
 			char *c = addr;
 			char *e = addr + sizeof addr;

contrib/mrecode

@@ -0,0 +1,8 @@
+#!/bin/sh
+# mrecode - recode stdin respecting PIPE_CHARSET into UTF-8
+
+if [ -n "$PIPE_CHARSET" ]; then
+	exec iconv -f "$PIPE_CHARSET" -t UTF-8
+else
+	exec cat
+fi

filter.c

@@ -1,7 +1,7 @@
 #include <sys/wait.h>
 
-#include <fcntl.h>
 #include <errno.h>
+#include <fcntl.h>
 #include <limits.h>
 #include <poll.h>
 #include <signal.h>

maddr.c

@@ -65,7 +65,7 @@ main(int argc, char *argv[])
 {
 	int c;
 	while ((c = getopt(argc, argv, "ah:")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'a': aflag = 1; break;
 		case 'h': hflag = optarg; break;
 		default:

magrep.c

@@ -68,7 +68,7 @@ match(char *file, char *hdr, char *s)
 blaze822_mime_action
 match_part(int depth, struct message *msg, char *body, size_t bodylen)
 {
-	(void) depth;
+	(void)depth;
 
 	char *ct = blaze822_hdr(msg, "content-type");
 
@@ -164,7 +164,7 @@ main(int argc, char *argv[])
 {
 	int c;
 	while ((c = getopt(argc, argv, "acdim:opqv")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'a': aflag = 1; break;
 		case 'c': cflag = 1; break;
 		case 'd': dflag = 1; break;
@@ -175,7 +175,7 @@ main(int argc, char *argv[])
 		case 'q': qflag = 1; break;
 		case 'v': vflag = 1; break;
 		default:
-		usage:
+usage:
 			fprintf(stderr,
 "Usage: magrep [-c|-o|-p|-q|-m max] [-v] [-i] [-a|-d] header:regex [msgs...]\n");
 			exit(2);

man/maddr.1

@@ -40,9 +40,9 @@ Only search the colon-separated list of
 .Ar headers
 for mail addresses.
 Default:
-.Sq Li "from:sender:reply-to:to:cc:bcc:"
+.Sq Li from\&:sender\&:reply\&-to\&:to\&:cc\&:bcc\&:
 and their respective
-.Sq Li "resent-"
+.Sq Li resent\&-
 variants.
 .El
 .Sh EXIT STATUS

man/mblaze-profile.5

@@ -32,40 +32,40 @@ The following
 are used by
 .Xr mblaze 7 :
 .Bl -tag -width Ds
-.It Li "Alternate-Mailboxes:"
+.It Li Alternate\&-Mailboxes\&:
 A comma-separated list of mail addresses that belong to you, for
 .Xr mscan 1
 to recognize messages sent by or directly to you.
-.It Li "FQDN:"
+.It Li FQDN\&:
 The fully qualified domain name used for
-.Li "Message-Id:"
+.Li Message\&-Id\&:
 generation in
 .Xr mgenmid 1 .
-.It Li "Local-Mailbox:"
+.It Li Local\&-Mailbox\&:
 Your primary mail address, used as the default value for
-.Li "From:"
+.Li From\&:
 in
 .Xr mcom 1 ,
 and in
 .Xr mscan 1
 to recognize messages sent to you.
-.It Li "Outbox:"
+.It Li Outbox\&:
 If set,
 .Xr mcom 1
 will create draft messages in this Maildir,
 and save messages there after sending.
-.It Li "Scan-Format:"
+.It Li Scan\&-Format\&:
 The default format string for
 .Xr mscan 1 .
-.It Li "Sendmail:"
+.It Li Sendmail\&:
 The program that
 .Xr mcom 1
 will call to send mail.
 (Default:
 .Sq Li sendmail ) .
-.It Li "Sendmail-Args:"
+.It Li Sendmail\&-Args\&:
 Flags to be passed to the
-.Li "Sendmail:"
+.Li Sendmail\&:
 program.
 (Default:
 .Sq Fl t ) .

man/mdeliver.1

@@ -37,11 +37,11 @@ and deliver each message,
 decoding it according to the MBOXRD convention.
 .Nm
 will set the mtime according to the value of
-.Sq Li "Date:"
+.Sq Li Date\&:
 and the Maildir flags according to the value of
-.Sq Li "Status:"
+.Sq Li Status\&:
 or
-.Sq Li "X-Status:" .
+.Sq Li X-Status\&: .
 .Pp
 The messages are delivered in a reliable way and use default
 .Xr umask 2 .

man/mexport.1

@@ -25,11 +25,11 @@ or uses the mails in the current sequence if used interactively.
 .Pp
 .Nm
 uses the
-.Sq Li "Return-Path:"
+.Sq Li Return\&-Path\&:
 (or
-.Sq Li "X-Envelope-To:" )
+.Sq Li X\&-Envelope\&-To\&: )
 and
-.Sq Li "Date:"
+.Sq Li Date\&:
 headers from the message for the mbox
 .Sq Li "From "
 line.
@@ -38,9 +38,9 @@ The options are as follows:
 .Bl -tag -width Ds
 .It Fl S
 Add
-.Sq Li "Status:"
+.Sq Li Status\&:
 and
-.Sq Li "X-Status:"
+.Sq Li X\&-Status\&:
 headers according to the
 .Ar msgs
 Maildir flags.

man/mflow.1

@@ -1,4 +1,4 @@
-.Dd July 26, 2017
+.Dd September 6, 2017
 .Dt MFLOW 1
 .Os
 .Sh NAME
@@ -6,6 +6,9 @@
 .Nd reflow format=flowed plain text mails
 .Sh SYNOPSIS
 .Nm
+.Op Fl f
+.Op Fl q
+.Op Fl w Ar width
 \&<
 .Ar file
 .Sh DESCRIPTION
@@ -31,6 +34,19 @@ If defined,
 the environment variable
 .Ev MAXCOLUMNS
 specifies the maximum line length.
+.Pp
+The options are as follows:
+.Bl -tag -width Ds
+.It Fl f
+Force line wrapping of long lines.
+.It Fl q
+Prefix lines with
+.Sq Li \&< .
+Can be used multiple times.
+.It Fl w Ar width
+Set maximum line length to
+.Ar width .
+.El
 .Sh EXIT STATUS
 .Ex -std
 .Sh SEE ALSO

man/mgenmid.1

@@ -17,7 +17,7 @@ The fully qualified domain name is computed by:
 .Bl -enum
 .It
 Using
-.Sq Li "FQDN:"
+.Sq Li FQDN\&:
 from
 .Pa "${MBLAZE:-$HOME/.mblaze}/profile"
 (if set).
@@ -25,7 +25,7 @@ from
 Resolving the current hostname.
 .It
 Using the host part of the address in
-.Sq Li "Local-Mailbox:"
+.Sq Li Local\&-Mailbox\&:
 from
 .Pa "${MBLAZE:-$HOME/.mblaze}/profile"
 (if set).

man/mhdr.1

@@ -6,7 +6,7 @@
 .Nd show mail headers
 .Sh SYNOPSIS
 .Nm
-.Op Fl h Ar header
+.Op Fl h Ar header Op Fl p Ar parameter
 .Op Fl d
 .Op Fl H
 .Op Fl M
@@ -31,6 +31,10 @@ The options are as follows:
 .It Fl h Ar header
 Only print the values of the headers in the colon-separated list
 .Ar header .
+.It Fl p Ar parameter
+Extract a particular RFC 2045
+.Ar parameter
+from the specified headers.
 .It Fl d
 Decode the headers according to RFC 2047.
 .It Fl H
@@ -55,6 +59,13 @@ and >1 if an error occurs.
 .Rs
 .%A N. Freed
 .%A N. Borenstein
+.%D November 1996
+.%R RFC 2045
+.%T Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies
+.Re
+.Rs
+.%A N. Freed
+.%A N. Borenstein
 .%B MIME (Multipurpose Internet Mail Extensions) Part Three: Message Header Extensions for Non-ASCII Text
 .%R RFC 2047
 .%D November 1996

man/mlist.1

@@ -72,8 +72,9 @@ Don't list messages in
 Don't list messages in
 .Pa new .
 .It Fl i
-Don't print filenames. Instead, print a one-line summary for each
+Don't print filenames.
-folder, showing the number of unseen, flagged and total messages,
+Instead, print a one-line summary for each folder,
+showing the number of unseen, flagged and total messages,
 along with the folder name.
 .Pp
 If two or more folders are specified, a total will also be printed.

man/mmime.1

@@ -49,6 +49,8 @@ Defaults to
 .Sh EXIT STATUS
 .Ex -std
 .Sh SEE ALSO
+.Xr makemime 1 ,
+.Xr mhbuild 1
 .Rs
 .%A N. Freed
 .%A N. Borenstein

man/mpick.1

@@ -74,7 +74,7 @@ Deleted messages.
 New messages.
 .It Cm o
 Old messages.
-.It Cm r, Cm S
+.It Cm r , Cm S
 Read messages.
 .It Cm u
 Unread messages.

man/mscan.1

@@ -94,9 +94,9 @@ is greater or equal to 19,
 seconds will also be shown.
 .It Cm "%" Ns Oo Ar wd Oc Ns Cm "f"
 The
-.Sq Li From:
+.Sq Li From\&:
 (or
-.Sq Li To: ,
+.Sq Li To\&: ,
 if the message is from us).
 .It Cm "%" Ns Oo Ar wd Oc Ns Cm "F"
 The Maildir folder the message resides in.
@@ -106,7 +106,7 @@ The Maildir folder the message resides in.
 spaces per indentation depth in the thread tree.
 .It Cm "%" Ns Oo Ar wd Oc Ns Cm "I"
 The
-.Sq Li "Message-ID:"
+.Sq Li Message\&-ID\&:
 of the message.
 .It Cm "%M"
 The raw Maildir flags of the message.
@@ -125,22 +125,22 @@ The subject of the message (defaults to remaining width).
 .It Cm "%" Ns Oo Ar wd Oc Ns Cm "S"
 The subject of the message (defaults to remaining width),
 with leading
-.Sq Li "Re:" ,
+.Sq Li Re\&: ,
-.Sq Li "Fwd:"
+.Sq Li Fwd\&:
 etc. stripped.
 .It Cm "%t"
 A
 .Sq Li \&>
 if you are in
-.Sq Li "To:" ,
+.Sq Li To\&: ,
 a
 .Sq Li \&+
 if you are in
-.Sq Li "Cc:" ,
+.Sq Li Cc\&: ,
 a
 .Sq Li \&:
 if you are in
-.Sq Li "Resent-To:" ,
+.Sq Li Resent\&-To\&: ,
 or a blank.
 .It Cm "%u"
 An
@@ -169,13 +169,13 @@ A replied-to message
 .Bl -tag -width 2n -compact
 .It Li \&>
 You are in
-.Sq Li "To:" .
+.Sq Li To\&: .
 .It Li \&+
 You are in
-.Sq Li "Cc:" .
+.Sq Li Cc\:& .
 .It Li \&:
 You are in
-.Sq Li "Resent-To:" .
+.Sq Li Resent\&-To\&: .
 .El
 .Sh ENVIRONMENT
 .Bl -tag -width MBLAZE_PAGER

man/msed.1

@@ -71,10 +71,10 @@ will delete all headers starting with
 and
 .Sq Li "/from:to:cc/d"
 will delete the headers
-.Sq Li "From:" ,
+.Sq Li From\&: ,
-.Sq Li "To:" ,
+.Sq Li To\&: ,
 and
-.Sq Li "Cc:" .
+.Sq Li Cc\&: .
 .It Oo Cm \&/ Ns Ar headers Ns Cm \&/ Oc Ns Ic s Ns Cm \&/ Ns Ar regex Ns Cm \&/ Ns Ar replacement Ns Cm \&/ Ns Op Ar flags
 Substitute matches of the POSIX Basic Regular Expression
 .Ar regex

man/mshow.1

@@ -39,7 +39,7 @@ The options are as follows:
 Display the headers in the colon-separated list
 .Ar headers ,
 instead of the default headers
-.Sq Li from:subject:to:cc:date:reply-to: .
+.Sq Li from\&:subject\&:to\&:cc\&:date\&:reply\&-to\&: .
 .It Fl A Ar mimetypes
 Define
 .Sq Li "mixed/alternative"

man/msort.1

@@ -28,14 +28,14 @@ The options are as follows:
 Reverse order.
 .It Fl f
 Sort by
-.Sq Li From: .
+.Sq Li From\&: .
 .It Fl d
 Sort by date.
 .It Fl s
 Sort by
 .Sq Li Subject\&:
 (modulo various variants of
-.Sq Li Re: ) .
+.Sq Li Re\&: ) .
 .It Fl F
 Sort by filename, using proper order for numbers in filenames.
 .It Fl M

mdeliver.c

@@ -152,7 +152,7 @@ tryagain:
 		int i, j;
 		for (i = sizeof statusflags - 1; i >= 0; i--)
 			if (!statusflags[i])
-				for (j = i+1; j < (int) sizeof statusflags; j++)
+				for (j = i+1; j < (int)sizeof statusflags; j++)
 					statusflags[j-1] = statusflags[j];
 
 		if (Mflag) {
@@ -189,7 +189,7 @@ main(int argc, char *argv[])
 {
 	int c;
 	while ((c = getopt(argc, argv, "cMvX:")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'c': cflag = 1; break;
 		case 'M': Mflag = 1; break;
 		case 'v': vflag = 1; break;

mdirs.c

@@ -72,9 +72,9 @@ main(int argc, char *argv[])
 {
 	int c, i;
 	while ((c = getopt(argc, argv, "")) != -1)
-		switch(c) {
+		switch (c) {
 		default:
-		usage:
+usage:
 			fprintf(stderr, "Usage: mdirs dirs...\n");
 			exit(1);
 		}

mexport.c

@@ -132,7 +132,7 @@ main(int argc, char *argv[])
 {
 	int c;
 	while ((c = getopt(argc, argv, "S")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'S': Sflag = 1; break;
 		default:
 			fprintf(stderr, "Usage: mexport [-S] [msgs...]\n");

mflag.c

@@ -110,7 +110,7 @@ main(int argc, char *argv[])
 {
 	int c;
 	while ((c = getopt(argc, argv, "PRSTDFprstdfX:x:v")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'P': case 'R': case 'S': case 'T': case 'D': case 'F':
 			flags[(unsigned int)c] = 1;
 			break;
@@ -142,6 +142,11 @@ main(int argc, char *argv[])
 	curfile = blaze822_seq_cur();
 
 	if (vflag) {
+		if (argc == optind && !isatty(0)) {
+			blaze822_loop(0, 0, flag);  // read from stdin
+			return 0;
+		}
+
 		args = calloc(sizeof (char *), argsalloc);
 		if (!args)
 			exit(-1);

mflow.c

@@ -32,7 +32,7 @@ fixed(int quotes, char *line, size_t linelen)
 {
 	chgquote(quotes);
 
-	if (linelen > (size_t)(maxcolumn - column)) {
+	if (column && linelen > (size_t)(maxcolumn - column)) {
 		putchar('\n');
 		column = 0;
 	}
@@ -75,7 +75,8 @@ flowed(int quotes, char *line, ssize_t linelen)
 			done = 1;
 		}
 
-		if (column + (eow - line) > maxcolumn) {
+		if (column + (eow - line) > maxcolumn &&
+		    eow - line < maxcolumn) {
 			putchar('\n');
 			column = 0;
 			if (*line == ' ') {
@@ -92,23 +93,26 @@ flowed(int quotes, char *line, ssize_t linelen)
 }
 
 int
-main()
+main(int argc, char *argv[])
 {
 	char *linebuf = 0;
 	char *line;
 	size_t linelen = 0;
-	int quotes = 0;
+	int outer_quotes = 0;
+	int quotes;
 
 	int reflow = 1;  // re-evaluated on $PIPE_CONTENTTYPE
+	int force = 0;
 	int delsp = 0;
 
 	char *ct = getenv("PIPE_CONTENTTYPE");
 	if (ct) {
 		char *s, *se;
-		blaze822_mime_parameter(ct, "format", &s, &se);
+		reflow = 0;
-		reflow = s && (strncasecmp(s, "flowed", 6) == 0);
+		if (blaze822_mime_parameter(ct, "format", &s, &se) && s)
-		blaze822_mime_parameter(ct, "delsp", &s, &se);
+			reflow = (strncasecmp(s, "flowed", 6) == 0);
-		delsp = s && (strncasecmp(s, "yes", 3) == 0);
+		if (blaze822_mime_parameter(ct, "delsp", &s, &se) && s)
+			delsp = (strncasecmp(s, "yes", 3) == 0);
 	}
 
 	char *cols = getenv("COLUMNS");
@@ -131,6 +135,17 @@ main()
 			maxcolumn = m;
 	}
 
+	int c;
+	while ((c = getopt(argc, argv, "fqw:")) != -1)
+		switch (c) {
+		case 'f': force = 1; break;
+		case 'q': outer_quotes++; break;
+		case 'w': maxcolumn = atoi(optarg); break;
+		default:
+			fprintf(stderr, "Usage: mflow [-f] [-q] [-w MAXCOLUMNS]\n");
+			exit(2);
+		}
+
 	while (1) {
 		errno = 0;
 		ssize_t rd = getdelim(&linebuf, &linelen, '\n', stdin);
@@ -144,7 +159,7 @@ main()
 
 		line = linebuf;
 
-		if (!reflow) {
+		if (!reflow && !force) {
 			fwrite(line, 1, rd, stdout);
 			continue;
 		}
@@ -154,14 +169,14 @@ main()
 		if (rd > 0 && line[rd-1] == '\r')
 			line[--rd] = 0;
 
-		quotes = 0;
+		quotes = outer_quotes;
 		while (*line == '>') {  // measure quote depth
 			line++;
 			quotes++;
 			rd--;
 		}
 
-		if (*line == ' ') {  // space stuffing
+		if (reflow && *line == ' ') {  // space stuffing
 			line++;
 			rd--;
 		}
@@ -177,10 +192,15 @@ main()
 			if (delsp)
 				line[--rd] = 0;
 			flowed(quotes, line, rd);
+		} else {
+			if (force && rd > maxcolumn) {
+				flowed(quotes, line, rd);
+				fixed(quotes, "", 0);
 			} else {
 				fixed(quotes, line, rd);
 			}
 		}
+	}
 
 	if (reflow && column != 0)
 		putchar('\n');

mgenmid.c

@@ -21,9 +21,10 @@ printb36(uint64_t x)
 
 	char outbuf[16];
 	char *o = outbuf + sizeof outbuf;
-	*o = 0;
 
+	*--o = 0;
 	do { *--o = base36[x % 36]; } while (x /= 36);
+
 	fputs(o, stdout);
 }
 

mhdr.c

@@ -13,6 +13,7 @@
 #include "blaze822.h"
 
 static char *hflag;
+static char *pflag;
 static int Aflag;
 static int Dflag;
 static int Hflag;
@@ -101,6 +102,16 @@ print_decode_header(char *s)
 void
 print_header(char *v)
 {
+	if (pflag) {
+		char *s, *se;
+		if (blaze822_mime_parameter(v, pflag, &s, &se)) {
+			*se = 0;
+			v = s;
+		} else {
+			return;
+		}
+	}
+
 	status = 0;
 
 	if (Hflag && !Aflag)
@@ -189,9 +200,10 @@ int
 main(int argc, char *argv[])
 {
 	int c;
-	while ((c = getopt(argc, argv, "h:ADHMd")) != -1)
+	while ((c = getopt(argc, argv, "h:p:ADHMd")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'h': hflag = optarg; break;
+		case 'p': pflag = optarg; break;
 		case 'A': Aflag = 1; break;
 		case 'D': Dflag = 1; break;
 		case 'H': Hflag = 1; break;
@@ -199,7 +211,7 @@ main(int argc, char *argv[])
 		case 'd': dflag = 1; break;
 		default:
 			fprintf(stderr,
-"Usage: mhdr [-h header] [-d] [-H] [-M] [-A|-D] [msgs...]\n");
+"Usage: mhdr [-h header [-p parameter]] [-d] [-H] [-M] [-A|-D] [msgs...]\n");
 			exit(2);
 		}
 

minc.c

@@ -66,10 +66,10 @@ main(int argc, char *argv[])
 {
 	int c, i;
 	while ((c = getopt(argc, argv, "q")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'q': qflag = 1; break;
 		default:
-		usage:
+usage:
 			fprintf(stderr, "Usage: minc [-q] dirs...\n");
 			exit(1);
 		}

mlist.c

@@ -131,7 +131,7 @@ listdir(char *dir)
 		if (nread == 0)
 			break;
 
-		for (bpos = 0; bpos < nread;) {
+		for (bpos = 0; bpos < nread; ) {
 			d = (struct linux_dirent64 *)(buf + bpos);
 			if (d->d_type != DT_REG && d->d_type != DT_UNKNOWN)
 				goto next;
@@ -225,7 +225,7 @@ main(int argc, char *argv[])
 {
 	int c;
 	while ((c = getopt(argc, argv, "PRSTDFprstdfX:x:NnCci")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'P': case 'R': case 'S': case 'T': case 'D': case 'F':
 			flags[(unsigned int)c] = 1;
 			break;
@@ -246,7 +246,7 @@ main(int argc, char *argv[])
 		case 'c': Cflag = -1; break;
 		case 'i': iflag = 1; break;
 		default:
-		usage:
+usage:
 			fprintf(stderr,
 			    "Usage: mlist [-DFPRST] [-X str]\n"
 			    "             [-dfprst] [-x str]\n"

mmime.c

@@ -135,7 +135,7 @@ gen_attachment(const char *filename, char *content_disposition)
 		return;
 	}
 
-	for (s = (char *) filename; *s; s++) {
+	for (s = (char *)filename; *s; s++) {
 		if (*s < 32 || *s == '"' || *s >= 127 || s - filename > 35)
 			goto rfc2231;
 		if (strchr(" ()<>@,;:\\/[]?=", *s))
@@ -162,9 +162,9 @@ rfc2231:
 		}
 		while (*s && i < 78 - 3) {
 			if (*s <= 32 || *s == '"' || *s > 126)
-				i += printf("%%%02x", (uint8_t) *s++);
+				i += printf("%%%02x", (uint8_t)*s++);
 			else
-				i += printf("%c", (uint8_t) *s++);
+				i += printf("%c", (uint8_t)*s++);
 		}
 	}
 
@@ -292,7 +292,7 @@ print_header(char *line) {
 		while (*e && *e == ' ')
 			e++;
 		for (; *e && *e != ' '; e++) {
-			if ((uint8_t) *e >= 127)
+			if ((uint8_t)*e >= 127)
 				highbit++;
 		}
 
@@ -471,12 +471,12 @@ main(int argc, char *argv[])
 
 	int c;
 	while ((c = getopt(argc, argv, "crt:")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'r': rflag = 1; break;
 		case 'c': cflag = 1; break;
 		case 't': tflag = optarg; break;
 		default:
-		usage:
+usage:
 			fprintf(stderr,
 "Usage: mmime [-c|-r] [-t CONTENT-TYPE] < message\n");
 			exit(1);

mpick.c

@@ -29,17 +29,17 @@
 #include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <limits.h>
+#include <locale.h>
+#include <regex.h>
+#include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <stdarg.h>
 #include <string.h>
 #include <strings.h>
 #include <time.h>
 #include <unistd.h>
 #include <wchar.h>
-#include <locale.h>
-#include <limits.h>
-#include <regex.h>
 
 #include "blaze822.h"
 
@@ -163,7 +163,7 @@ static int prune;
 static void
 ws()
 {
-	while (isspace((unsigned char) *pos))
+	while (isspace((unsigned char)*pos))
 		pos++;
 }
 
@@ -306,7 +306,7 @@ parse_string(char **s)
 		char t;
 		char *e = ++pos;
 
-		while (isalnum((unsigned char) *pos) || *pos == '_')
+		while (isalnum((unsigned char)*pos) || *pos == '_')
 			pos++;
 		if (e == pos)
 			parse_error("invalid environment variable name");
@@ -407,12 +407,12 @@ static int64_t
 parse_num(int64_t *r)
 {
 	char *s = pos;
-	if (isdigit((unsigned char) *pos)) {
+	if (isdigit((unsigned char)*pos)) {
 		int64_t n;
 
-		for (n = 0; isdigit((unsigned char) *pos) && n <= INT64_MAX / 10 - 10; pos++)
+		for (n = 0; isdigit((unsigned char)*pos) && n <= INT64_MAX / 10 - 10; pos++)
 			n = 10 * n + (*pos - '0');
-		if (isdigit((unsigned char) *pos))
+		if (isdigit((unsigned char)*pos))
 			parse_error("number too big: %s", s);
 		if (token("c"))      ;
 		else if (token("b")) n *= 512LL;
@@ -499,7 +499,7 @@ parse_cmp()
 		e->a.prop = prop;
 		e->b.num = n;
 		return e;
-	} else if(token("cur")) {
+	} else if (token("cur")) {
 		struct expr *e = mkexpr(op);
 		e->a.prop = prop;
 		e->b.var = VAR_CUR;
@@ -905,7 +905,7 @@ eval(struct expr *e, struct mailinfo *m)
 	case EXPR_REGEX:
 	case EXPR_REGEXI: {
 		const char *s = "";
-		switch(e->a.prop) {
+		switch (e->a.prop) {
 		case PROP_PATH: s = m->fpath; break;
 		case PROP_FROM: s = msg_addr(m, "from", e->extra); break;
 		case PROP_TO: s = msg_addr(m, "to", e->extra); break;
@@ -951,7 +951,7 @@ mailfile(char *file)
 	m->sb = 0;
 	m->msg = 0;
 
-	while (*m->fpath == ' ' || *m->fpath== '\t') {
+	while (*m->fpath == ' ' || *m->fpath == '\t') {
 		m->depth++;
 		m->fpath++;
 	}
@@ -1079,7 +1079,7 @@ collect(char *file)
 		} else if (thr->cur->m->depth > m->depth) {
 			/* find parent mail */
 			struct mlist *pl;
-			for (pl = thr->cur; pl->m->depth >= m->depth; pl--);
+			for (pl = thr->cur; pl->m->depth >= m->depth; pl--) ;
 			ml->parent = pl;
 		}
 

mquote

@@ -7,6 +7,6 @@
 
 printf '%s wrote:\n' "$from"
 mshow -R "$1" |
-	sed -n '/^-- $/!p;//q' |                   # strip signature
+	sed -n '/^-- $/,$!p'   |                   # strip signature
 	sed -e :a -e '/^\n*$/{$d;N;ba' -e '}' |    # strip empty lines
 	sed 's/^/> /'                              # prefix with >

mscan.c

@@ -9,6 +9,7 @@
 #include <err.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <locale.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -16,7 +17,6 @@
 #include <time.h>
 #include <unistd.h>
 #include <wchar.h>
-#include <locale.h>
 
 #include "blaze822.h"
 
@@ -493,7 +493,7 @@ main(int argc, char *argv[])
 
 	int c;
 	while ((c = getopt(argc, argv, "If:n")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'I': Iflag++; break;
 		case 'f': fflag = optarg; break;
 		case 'n': nflag = 1; break;

msed.c

@@ -24,8 +24,8 @@ subst(char *str, char *srch, char *repl, char *flags)
 	int iflag = !!strchr(flags, 'i');
 	int gflag = !!strchr(flags, 'g');
 
-#define APP(o,l) do {if(bufe-b<(ssize_t)l) return str; memcpy(b,str+i+o,l); b+=l;} while(0)
+#define APP(o, l) do { if (bufe-b < (ssize_t)l) return str; memcpy(b, str+i+o, l); b += l; } while (0)
-#define APPC(c) do {if(b>=bufe) return str; *b++=c;} while(0)
+#define APPC(c) do { if (b >= bufe) return str; *b++ = c; } while (0)
 
 	regex_t srchrx;
 	regmatch_t pmatch[10];
@@ -301,7 +301,7 @@ main(int argc, char *argv[])
 {
 	int c;
 	while ((c = getopt(argc, argv, "")) != -1)
-		switch(c) {
+		switch (c) {
 		default:
 			fprintf(stderr, "Usage: msed [expr] [msgs...]\n");
 			exit(1);

mseq.c

@@ -3,9 +3,9 @@
 #include <errno.h>
 #include <limits.h>
 #include <search.h>
-#include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
 
 #include "blaze822.h"
@@ -152,7 +152,7 @@ fix(FILE *out, char *file)
 
 	return 0;
 ok:
-	while(i--)
+	while (i--)
 		putc(' ', out);
 	fprintf(out, "%s\n", bufptr);
 	return 1;
@@ -277,7 +277,7 @@ main(int argc, char *argv[])
 {
 	int c;
 	while ((c = getopt(argc, argv, "c:frAC:S")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'c': cflag = optarg; break;
 		case 'f': fflag = 1; break;
 		case 'r': rflag = 1; break;
@@ -285,7 +285,7 @@ main(int argc, char *argv[])
 		case 'C': Cflag = optarg; break;
 		case 'S': Sflag = 1; break;
 		default:
-		usage:
+usage:
 			fprintf(stderr,
 			    "Usage: mseq [-fr] [-c msg] [msgs...]\n"
 			    "	    mseq -S [-fr] < sequence\n"

mshow.c

@@ -218,11 +218,14 @@ render_mime(int depth, struct message *msg, char *body, size_t bodylen)
 		size_t outlen;
 		int e = filter(body, bodylen, cmd, &output, &outlen);
 
-		if (e == 0) { // replace output
+		if (e == 0 || e == 62) { // replace output (62 == raw)
 			if (!Nflag)
 				printf(" render=\"%s\" ---\n", cmd);
 			if (outlen) {
+				if (e == 0)
 					print_ascii(output, outlen);
+				else
+					return fwrite(output, 1, outlen, stdout);
 				if (output[outlen-1] != '\n')
 					putchar('\n');
 			}
@@ -268,7 +271,7 @@ nofilter:
 			    strcasecmp(charset, "utf8") == 0 ||
 			    strcasecmp(charset, "us-ascii") == 0) {
 				print_ascii(body, bodylen);
-				if (body[bodylen-1] != '\n')
+				if (bodylen > 0 && body[bodylen-1] != '\n')
 					putchar('\n');
 			} else {
 				print_u8recode(body, bodylen, charset);
@@ -336,7 +339,7 @@ choose_alternative(struct message *msg, int depth)
 blaze822_mime_action
 reply_mime(int depth, struct message *msg, char *body, size_t bodylen)
 {
-	(void) depth;
+	(void)depth;
 
 	char *ct = blaze822_hdr(msg, "content-type");
 	char *mt = mimetype(ct);
@@ -365,7 +368,7 @@ reply_mime(int depth, struct message *msg, char *body, size_t bodylen)
 blaze822_mime_action
 list_mime(int depth, struct message *msg, char *body, size_t bodylen)
 {
-	(void) body;
+	(void)body;
 
 	char *ct = blaze822_hdr(msg, "content-type");
 	if (!ct)
@@ -441,7 +444,7 @@ writefile(char *name, char *buf, ssize_t len)
 blaze822_mime_action
 extract_mime(int depth, struct message *msg, char *body, size_t bodylen)
 {
-	(void) depth;
+	(void)depth;
 
 	char *filename = mime_filename(msg);
 
@@ -574,12 +577,12 @@ print_date_header(char *v)
 		int p = 3;
 
 		int z;
-		switch(l) {
+		switch (l) {
 		case 'y':
 			z = d / (60*60*24*7*52);
 			d = d % (60*60*24*7*52);
 			if (z > 0) {
-				printf("%d year%s", z, z>1 ? "s" : "");
+				printf("%d year%s", z, z > 1 ? "s" : "");
 				if (!--p) break;
 				printf(", ");
 			}
@@ -588,7 +591,7 @@ print_date_header(char *v)
 			z = d / (60*60*24*7);
 			d = d % (60*60*24*7);
 			if (z > 0) {
-				printf("%d week%s", z, z>1 ? "s" : "");
+				printf("%d week%s", z, z > 1 ? "s" : "");
 				if (!--p) break;
 				printf(", ");
 			}
@@ -597,7 +600,7 @@ print_date_header(char *v)
 			z = d / (60*60*24);
 			d = d % (60*60*24);
 			if (z > 0) {
-				printf("%d day%s", z, z>1 ? "s" : "");
+				printf("%d day%s", z, z > 1 ? "s" : "");
 				if (!--p) break;
 				printf(", ");
 			}
@@ -606,7 +609,7 @@ print_date_header(char *v)
 			z = d / (60*60);
 			d = d % (60*60);
 			if (z > 0) {
-				printf("%d hour%s", z, z>1 ? "s" : "");
+				printf("%d hour%s", z, z > 1 ? "s" : "");
 				if (!--p) break;
 				printf(", ");
 			}
@@ -615,14 +618,14 @@ print_date_header(char *v)
 			z = d / (60);
 			d = d % (60);
 			if (z > 0) {
-				printf("%d minute%s", z, z>1 ? "s" : "");
+				printf("%d minute%s", z, z > 1 ? "s" : "");
 				if (!--p) break;
 				printf(", ");
 			}
 		/* FALL THROUGH */
 		case 's':
 			z = d;
-			printf("%d second%s", z, z>1 ? "s" : "");
+			printf("%d second%s", z, z > 1 ? "s" : "");
 		}
 
 		if (t < now)
@@ -707,7 +710,7 @@ show(char *file)
 
 	printf("\n");
 
-	if (rflag || !blaze822_check_mime(msg)) {  // raw body
+	if (rflag) {  // raw body
 		print_ascii(blaze822_body(msg), blaze822_bodylen(msg));
 		goto done;
 	}
@@ -726,7 +729,7 @@ main(int argc, char *argv[])
 
 	int c;
 	while ((c = getopt(argc, argv, "h:A:qrtHLNx:O:Rn")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'h': hflag = optarg; break;
 		case 'A': Aflag = optarg; break;
 		case 'q': qflag = 1; break;
@@ -759,8 +762,13 @@ main(int argc, char *argv[])
 	if (safe_output && isatty(1)) {
 		char *pg;
 		pg = getenv("MBLAZE_PAGER");
-		if (!pg)
+		if (!pg) {
 			pg = getenv("PAGER");
+			if (pg && strcmp(pg, "less") == 0) {
+				static char lesscmd[] = "less -RFXe";
+				pg = lesscmd;
+			}
+		}
 		if (pg && *pg && strcmp(pg, "cat") != 0) {
 			pid2 = pipeto(pg);
 			if (pid2 < 0)

msort.c

@@ -1,5 +1,5 @@
-#include <sys/types.h>
 #include <sys/stat.h>
+#include <sys/types.h>
 
 #include <ctype.h>
 #include <err.h>
@@ -301,7 +301,7 @@ main(int argc, char *argv[])
 	int c, i;
 
 	while ((c = getopt(argc, argv, "fdsFMSUIr")) != -1)
-		switch(c) {
+		switch (c) {
 		case 'f': addorder(fromorder); break;
 		case 'd': addorder(dateorder); break;
 		case 's': addorder(subjorder); break;

mthread.c

@@ -279,7 +279,7 @@ find_root(const void *nodep, const VISIT which, const int depth)
 void
 find_roots()
 {
-	top = malloc (sizeof (struct container));
+	top = malloc(sizeof (struct container));
 	top->msg = 0;
 	top->date = -1;
 	top->file = 0;
@@ -405,7 +405,7 @@ main(int argc, char *argv[])
           err(1, "pledge");
 
 	while ((c = getopt(argc, argv, "S:v")) != -1)
- 		switch(c) {
+		switch (c) {
 		case 'S': blaze822_loop1(optarg, thread); break;
 		case 'v': vflag = 1; break;
 		default:

rfc2045.c

@@ -1,8 +1,8 @@
 #include <sys/types.h>
 
-#include <strings.h>
-#include <string.h>
 #include <stdlib.h>
+#include <string.h>
+#include <strings.h>
 
 #include "blaze822.h"
 #include "blaze822_priv.h"

rfc2047.c

@@ -82,7 +82,7 @@ blaze822_decode_b64(char *s, char *e, char **deco, size_t *decleno)
 	*deco = buf;
 
 	while (s + 4 <= e) {
-		while (s < e && isfws((unsigned char) *s))
+		while (s < e && isfws((unsigned char)*s))
 			s++;
 		if (s >= e)
 			break;
@@ -90,7 +90,7 @@ blaze822_decode_b64(char *s, char *e, char **deco, size_t *decleno)
 		uint32_t v = 0;
 		unsigned char t = 0;
 
-		unsigned char c0=s[0], c1=s[1], c2=s[2], c3=s[3];
+		unsigned char c0 = s[0], c1 = s[1], c2 = s[2], c3 = s[3];
 		s += 4;
 
 		if ((c0 | c1 | c2 | c3) > 127)

safe_u8putstr.c

@@ -1,5 +1,5 @@
-#include <stdio.h>
 #include <stdint.h>
+#include <stdio.h>
 
 void
 safe_u8putstr(char *s0, size_t l, FILE *stream)
@@ -10,7 +10,7 @@ safe_u8putstr(char *s0, size_t l, FILE *stream)
 	// - rest is assumed to be latin1, and translated into utf8
 	// - translate CRLF to CR
 
-	unsigned char *s = (unsigned char* )s0;
+	unsigned char *s = (unsigned char *)s0;
 	unsigned char *e = s + l;
 
 	while (s < e) {