Initial Commit

dos_src/LICENSE.txt

@@ -0,0 +1,30 @@
+
+Copyright (C) 2021 Andreas Zdziarstek
+with parts
+	Copyright (C) 2014-2018 Mateusz Viste (MPU401 lib),
+	Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com> (getopt).
+	and Copyright (c) 2000 The NetBSD Foundation, Inc. (getopt)
+
+See the individual source files for details.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.

dos_src/MAKEFILE

@@ -0,0 +1,27 @@
+#
+# MT32-PI.EXE Makefile for OpenWatcom
+# Copyright (C) 2020 Andreas Zdziarstek
+#
+# adapted from the DOSMid Makefile for OpenWatcom
+# Copyright (C) 2014-2018 Mateusz Viste
+# 
+
+# memory segmentation mode (s = small ; c = compact ; m = medium ; l = large)
+#             code | data
+#  small      64K  | 64K
+#  compact    64K  | 64K+
+#  medium     64K+ | 64K
+#  large      64K+ | 64K+
+MODE = s
+
+all: mt32-pi.exe
+
+mt32-pi.exe: mt32-pi.c mpu401.c
+        wcl -zp2 -lr -we -d0 -y -0 -s -m$(MODE) -wx -fe=mt32-pi.exe -fm=mt32-pi.map *.c
+        
+
+clean: .symbolic
+        del *.obj
+        del *.map
+        del mt32-pi.exe
+

dos_src/MPU401.C

@@ -0,0 +1,140 @@
+/*
+ * Library to access MPU-401 hardware
+ *
+ * Copyright (C) 2014-2018 Mateusz Viste
+ * All rights reserved.
+ *
+ * With modifications removing custom timer dependency
+ * and adding mpu401_send_bytes(), mpu401_rst_nowait()
+ * Copyright (C) 2021 Andreas Zdziarstek
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <conio.h>  /* inp() and outp() */
+#include <stdio.h>
+#include <time.h>
+
+#include "mpu401.h"  /* include self for control */
+
+
+#define MPU_DATA mpuport
+#define MPU_STAT mpuport+1
+
+
+/* flush everything from the MPU port (if anything) */
+void mpu401_flush(int mpuport) {
+  while (mpu401_poll(mpuport) != 0) inp(MPU_DATA);
+}
+
+
+/* wait until it's okay for us to write to the MPU */
+void mpu401_waitwrite(int mpuport) {
+  int buff;
+  for (;;) {
+    mpu401_flush(mpuport); /* make sure to flush first, in case the MPU */
+    buff = inp(MPU_STAT);  /* tries to talk to us */
+    if ((buff & 0x40) == 0) break;
+  }
+}
+
+
+/* wait until it's okay for us to write to the MPU - but no longer than
+ * timeout us. returns 0 on success, non-zero otherwise. */
+static int mpu401_waitwrite_timeout(int mpuport, long timeout) {
+  int buff;
+  clock_t curtime, notafter;
+  notafter = clock();
+  notafter += timeout;
+  for (;;) {
+    buff = inp(MPU_STAT);
+    if ((buff & 0x40) == 0) return(0);
+    curtime = clock();
+    if (curtime >= notafter) return(-1);
+  }
+}
+
+
+/* polls the midi interface - returns 0 if nothing is available to be read, non-zero otherwise.
+   note that this should be checked as often as possible - whenever UART have some bytes for you, you MUST read them out */
+int mpu401_poll(int mpuport) {
+  int buff;
+  buff = inp(MPU_STAT);
+  if ((buff & 0x80) == 0) return(1);
+  return(0);
+}
+
+
+void mpu401_waitread(int mpuport) {
+  while (mpu401_poll(mpuport) == 0);
+}
+
+
+/* resets the MPU-401. returns 0 on success, non-zero otherwise. */
+int mpu401_rst(int mpuport) {
+  clock_t curtime, timeout;
+  if (mpu401_waitwrite_timeout(mpuport, CLOCKS_PER_SEC/2) != 0) return(-1);  /* wait for the MPU to accept bytes from us */
+  outp(MPU_STAT, 0xFF); /* Send MPU-401 RESET Command */
+  /* note that some cards do not ACK on 0xFF ! that's why I should wait for a timeout here, and skip waiting if no answer after 1 or 2s */
+  timeout = clock();
+  timeout += CLOCKS_PER_SEC/2; /* timeout is 0.5s */
+  for (;;) {
+    /* wait for the MPU to hand a byte to us (we are waiting for an ACK) */
+    if (mpu401_poll(mpuport) != 0) {
+      if (inp(MPU_DATA) == 0xFE) break; /* if we got the ACK, continue */
+    }
+    curtime = clock();
+    if (curtime >= timeout) break;
+  }
+  mpu401_flush(mpuport);
+  return(0);
+}
+
+/* reset the MPU-401 without waiting for an ACK */
+int mpu401_rst_nowait(int mpuport) {
+	if (mpu401_waitwrite_timeout(mpuport, CLOCKS_PER_SEC/2) != 0) return(-1);  /* wait for the MPU to accept bytes from us */
+  	outp(MPU_STAT, 0xFF); /* Send MPU-401 RESET Command */
+  	return(0);
+}
+
+void mpu401_uart(int mpuport) {
+  mpu401_waitwrite(mpuport); /* Wait for port ready */
+  outp(MPU_STAT, 0x3F);      /* Set MPU-401 "Dumb UART" Mode */
+  /* I don't read anything back here, because MPU is not supposed to acknowledge the UART command */
+}
+
+void mpu401_send_bytes(int mpuport, const unsigned char *buf, int len) {
+	clock_t start;
+	int x;
+	for (x = 0; x < len; x++) {
+		mpu401_waitwrite(mpuport);     /* Wait for port ready */
+		outp(mpuport, buf[x]);        /* Send sysex data byte */
+	}
+	start = clock();
+	//Wait a bit to give the MPU401 time to shift out our message
+	//Otherwise, a MPU401 reset command may interrupt the midi msg
+	//25ms should be fine even if the hardware has a large buffer
+	while(clock()-start < 25);
+}
+
+

dos_src/MPU401.H

@@ -0,0 +1,60 @@
+/*
+ * Library to access MPU-401 hardware
+ *
+ * Copyright (C) 2014-2018 Mateusz Viste
+ * All rights reserved.
+ *
+ * With modifications removing custom timer dependency
+ * and adding mpu401_send_bytes(), mpu401_rst_nowait()
+ * Copyright (C) 2021 Andreas Zdziarstek
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef mpu401_h_sentinel
+#define mpu401_h_sentinel
+
+/* wait until it's okay for us to write to the MPU */
+void mpu401_waitwrite(int mpuport);
+
+/* polls the midi interface - returns 0 if nothing is available to be read, non-zero otherwise. note that this should be checked as often as possible - whenever UART have some bytes for you, you MUST read them out */
+int mpu401_poll(int mpuport);
+
+void mpu401_waitread(int mpuport);
+
+/* flush everything from the MPU port (if anything) */
+void mpu401_flush(int mpuport);
+
+/* resets the MPU-401. returns 0 on success, non-zero otherwise. */
+int mpu401_rst(int mpuport);
+
+/* reset the MPU-401 without waiting for an ACK */
+int mpu401_rst_nowait(int mpuport);
+
+/* switches the MPU-401 into 'dumb UART' mode */
+void mpu401_uart(int mpuport);
+
+/* Send data out */
+void mpu401_send_bytes(int mpuport, const unsigned char *buf, int len);
+
+#endif

dos_src/MT32-PI.C

@@ -0,0 +1,450 @@
+/*
+ * mt32-pi control program for DOS PCs
+ *
+ * Copyright (C) 2021 Andreas Zdziarstek
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <errno.h>
+
+#include "mpu401.h"
+#include "getopt.h"
+
+typedef enum {
+	MODE_UNCHANGED,
+	MODE_MUNT,
+	MODE_FLUID
+} mt32pi_mode_t;
+
+typedef enum {
+	ROM_UNCHANGED,
+	ROM_OLD,
+	ROM_NEW,
+	ROM_CM32L
+} mt32pi_romset_t;
+
+static void str_to_sysex_disp_mt32(unsigned char *sysexbuf, const char *str);
+static int str_to_sysex_disp_sc55(unsigned char *sysexbuf, const char *str);
+static void bmp_to_sysex_disp_sc55(unsigned char *se_array, const char *fname, int negative);
+
+static unsigned char roland_checksum(const unsigned char *buf, unsigned short len);
+
+static void print_usage(void);
+
+static unsigned char cmd_sysex[5] = {0xF0, 0x7D, 0x00, 0x00, 0xF7};
+static unsigned char reboot_sysex[4] = {0xF0, 0x7D, 0x00, 0xF7};
+
+static unsigned char gm_reset[6] = {0xF0, 0x7E, 0x7F, 0x09, 0x01, 0xF7};
+static unsigned char gs_reset[11] = {0xF0, 0x41, 0x10, 0x42, 0x12, 0x40, 0x00, 0x7F, 0x00, 0x41, 0xF7};
+static unsigned char mt32_reset[8] = {0xF0, 0x41, 0x10, 0x16, 0x12, 0x7F, 0x01, 0xF7};
+
+static unsigned char custom_midi_buf[64];
+static int custom_midi_len = 0;
+
+static char sc55_bmp_fname[64] = {'\0'};
+
+static unsigned char sysexbuf[74];
+static char mt32_text[21] = {'\0'};
+static char sc55_text[33] = {'\0'};
+
+
+int main(int argc, char *argv[]) {
+	// static linkage because of C89 and struct
+	// initialization for long_options[]
+	static int mpubase = 0x330,
+		reboot_flag = 0,
+		mt32_rst_flag = 0,
+		gs_rst_flag = 0,
+		gm_rst_flag = 0,
+		pic_negative_flag = 0,
+		verbose = 0,
+		soundfont = -1;
+	static mt32pi_mode_t mode = MODE_UNCHANGED;
+	static mt32pi_romset_t romset = ROM_UNCHANGED;
+
+	int c;
+
+	opterr = 0;
+	if(argc == 1) {
+		print_usage();
+		return -1;
+	}
+	while(1) {
+		static struct option long_options[] =
+		{
+			{"verbose", no_argument, &verbose, 1},
+			{"reboot", no_argument, &reboot_flag, 1},
+			{"help", no_argument, 0, 'h'},
+			{"mt32", no_argument, 0, 'm'},
+			{"fluidsynth", no_argument, 0, 'g'},
+			{"soundfont", required_argument, 0, 's'},
+			{"mt32-reset", no_argument, &mt32_rst_flag, 1},
+			{"gm-reset", no_argument, &gm_rst_flag, 1},
+			{"gs-reset", no_argument, &gs_rst_flag, 1},
+			{"mt32-txt", required_argument, 0, 't'},
+			{"sc55-txt", required_argument, 0, 'T'},
+			{"sc55-bmp", required_argument, 0, 'P'},
+			{"negative", required_argument, 0, 'N'},
+			{"port", required_argument, 0, 'p'},
+			{"romset", required_argument, 0, 'b'},
+			{"midi", required_argument, 0, 'M'},
+			{0, 0, 0, 0}
+		};
+		/* getopt_long stores the option index here. */
+		int option_index = 0;
+		
+		c = getopt_long(argc, argv, "hs:t:T:p:b:mgrvM:P:N", long_options, &option_index);
+		
+		// End of options
+		if(c == -1)
+			break;
+			
+		switch(c) {
+			case 0:
+				break;
+			case 's':
+				soundfont = (int)strtol(optarg, NULL, 10);
+				break;
+			case 't':
+				strncpy(mt32_text, optarg, 20);
+				break;
+			case 'T':
+				strncpy(sc55_text, optarg, 32);
+				break;
+			case 'p':
+				mpubase = (int)strtol(optarg, NULL, 16);
+				break;
+			case 'b':
+				if(strcmp(optarg, "old")==0) {
+					romset = ROM_OLD;
+				} else if(strcmp(optarg, "new")==0) {
+					romset = ROM_NEW;
+				} else if(strcmp(optarg, "cm32l")==0) {
+					romset = ROM_CM32L;
+				} else {
+					fprintf(stderr, "%s is not a recognized romset.\n", optarg);
+					return -1;
+				}
+				break;
+			case 'm':
+				mode = MODE_MUNT;
+				break;
+			case 'g':
+				mode = MODE_FLUID;
+				break;
+			case 'r':
+				reboot_flag = 1;
+				break;
+			case 'M':
+				{
+					unsigned char *mptr = custom_midi_buf;
+					char *end;
+					while(1) {
+						errno = 0;
+						*mptr = (unsigned char)strtoul(optarg, &end, 16);
+						if(errno || end==mptr)
+							break;
+						custom_midi_len++;
+						mptr++;
+						if(mptr == custom_midi_buf+64 || *end == '\0')
+							break;
+						optarg = end;
+					}
+				}
+				break;
+			case 'P':
+				strncpy(sc55_bmp_fname, optarg, 64);
+				break;
+			case 'N':
+				pic_negative_flag = 1;
+				break;
+			case 'v':
+				verbose = 1;
+				break;
+			case '?':
+			case 'h':
+			default:
+				print_usage();
+				return -1;
+		}
+	}
+
+	// Reset/init the MPU401 interface
+	if(mpu401_rst(mpubase) == -1) {
+		fprintf(stderr, "ERROR: MPU401 not answering at port 0x%X.\n", mpubase);
+			printf("%d\n", clock());
+		return -1;
+	}
+	mpu401_uart(mpubase);
+	
+	// -r/--reboot
+	if(reboot_flag) {
+		clock_t start;
+		if(verbose)
+			fprintf(stderr, "Rebooting MT32-PI and waiting 5 seconds.\n");
+		mpu401_send_bytes(mpubase, reboot_sysex, 4);
+		start = clock();
+		while((clock()-start)/CLOCKS_PER_SEC < 5);
+	}
+	
+	// -m/--mt32 and -g/--fluidsynth
+	if(mode==MODE_MUNT) {
+		if(verbose)
+			fprintf(stderr, "Switching to MT-32 mode.\n");
+		cmd_sysex[2] = 0x03;
+		cmd_sysex[3] = 0x00;
+		mpu401_send_bytes(mpubase, cmd_sysex, 5);
+	} else if(mode==MODE_FLUID) {
+		if(verbose)
+			fprintf(stderr, "Switching to FluidSynth mode.\n");
+		cmd_sysex[2] = 0x03;
+		cmd_sysex[3] = 0x01;
+		mpu401_send_bytes(mpubase, cmd_sysex, 5);
+	}
+	
+	// -b/--romset
+	if(romset==ROM_OLD) {
+		if(verbose)
+			fprintf(stderr, "Switching to old MT-32 romset.\n");
+		cmd_sysex[2] = 0x01;
+		cmd_sysex[3] = 0x00;
+		mpu401_send_bytes(mpubase, cmd_sysex, 5);
+	} else if(romset==ROM_NEW) {
+		if(verbose)
+			fprintf(stderr, "Switching to new MT-32 romset.\n");
+		cmd_sysex[2] = 0x01;
+		cmd_sysex[3] = 0x01;
+		mpu401_send_bytes(mpubase, cmd_sysex, 5);
+	} else if(romset==ROM_CM32L) {
+		if(verbose)
+			fprintf(stderr, "Switching to CM-32L romset.\n");
+		cmd_sysex[2] = 0x01;
+		cmd_sysex[3] = 0x02;
+		mpu401_send_bytes(mpubase, cmd_sysex, 5);
+	}
+	
+	// -s/--soundfont
+	if(soundfont > -1) {
+		if(verbose)
+			fprintf(stderr, "Switching SoundFont to #%d.\n", soundfont);
+		cmd_sysex[2] = 0x02;
+		cmd_sysex[3] = soundfont;
+		mpu401_send_bytes(mpubase, cmd_sysex, 5);
+	}
+	
+	// --mt32-reset
+	if(mt32_rst_flag) {
+		clock_t start;
+		if(verbose)
+			fprintf(stderr, "Sending MT-32 reset and waiting 55ms.\n");
+		mpu401_send_bytes(mpubase, mt32_reset, 8);
+		start = clock();
+		while(clock()-start < 55);
+	}
+	
+	// --gm-reset
+	if(gm_rst_flag) {
+		clock_t start;
+		if(verbose)
+			fprintf(stderr, "Sending GM reset and waiting 55ms.\n");
+		mpu401_send_bytes(mpubase, gm_reset, 6);
+		start = clock();
+		while(clock()-start < 55);
+	}
+	
+	// --gs-reset
+	if(gs_rst_flag) {
+		clock_t start;
+		if(verbose)
+			fprintf(stderr, "Sending GS reset and waiting 55ms.\n");
+		mpu401_send_bytes(mpubase, gs_reset, 11);
+		start = clock();
+		while(clock()-start < 55);
+	}
+
+	// -t/--mt32-txt
+	if(mt32_text[0] != '\0') {
+		if(verbose)
+			fprintf(stderr, "Displaying \"%s\" (MT-32 mode).\n", mt32_text);
+		str_to_sysex_disp_mt32(sysexbuf, mt32_text);
+		mpu401_send_bytes(mpubase, sysexbuf, 30);
+	}
+	
+	// -T/--sc55-txt
+	if(sc55_text[0] != '\0') {
+		int se_len;
+		if(verbose)
+			fprintf(stderr, "Displaying \"%s\" (SC-55 mode).\n", sc55_text);
+		se_len = str_to_sysex_disp_sc55(sysexbuf, sc55_text);
+		mpu401_send_bytes(mpubase, sysexbuf, se_len);
+	}
+	
+	// -M/--midi "C0 01 C0 DE"
+	if(custom_midi_len > 0) {
+		//int i;
+		if(verbose)
+			fprintf(stderr, "Sending %d custom MIDI bytes.\n", custom_midi_len);
+		mpu401_send_bytes(mpubase, custom_midi_buf, custom_midi_len);
+		/*for(i=0; i<custom_midi_len; i++) {
+			fprintf(stderr, "%02X ", custom_midi_buf[i]);
+		}
+		fprintf(stderr, "\n");*/
+	}
+	
+	// -P/--sc55-bmp FILE.BMP and -N
+	if(sc55_bmp_fname[0] != '\0') {
+		if(verbose)
+			fprintf(stderr, "Displaying %s.\n", sc55_bmp_fname);
+		bmp_to_sysex_disp_sc55(sysexbuf, sc55_bmp_fname, pic_negative_flag);
+		mpu401_send_bytes(mpubase, sysexbuf, 74);
+	}
+
+	// Send an MPU401 reset that will not be ACKed
+	mpu401_rst_nowait(mpubase);
+
+	return 0;
+}
+
+static void str_to_sysex_disp_mt32(unsigned char *sysexbuf, const char *str) {
+	const unsigned char prefix[6] = { 0xF0, 0x41, 0x10, 0x16, 0x12, 0x20 };
+	unsigned char *ptr;
+	memset(sysexbuf, '\0', 30);
+	/* Copy SysEx start and display cmd into msg */ 
+	memcpy(sysexbuf, prefix, 6);
+	/* Copy string into msg */
+	ptr = sysexbuf+8;
+	while(*str != '\0') {
+		*ptr++ = *(unsigned char*)str++;
+	}
+	/* Generate Roland checksum */
+	sysexbuf[28] = roland_checksum(sysexbuf+5, 23);
+	/* SysEx end */
+	sysexbuf[29] = 0xF7;
+}
+
+static int str_to_sysex_disp_sc55(unsigned char *sysexbuf, const char *str) {
+	const unsigned char prefix[6] = { 0xF0, 0x41, 0x10, 0x45, 0x12, 0x10 };
+	unsigned char *ptr;
+	unsigned int len;
+	memset(sysexbuf, '\0', 42);
+	/* Copy SysEx start and display cmd into msg */ 
+	memcpy(sysexbuf, prefix, 6);
+	/* Copy string into msg */
+	ptr = sysexbuf+8;
+	len = 0;
+	while(*str != '\0') {
+		*ptr++ = *(unsigned char*)str++;
+		len++;
+	}
+	/* Generate Roland checksum */
+	sysexbuf[8+len] = roland_checksum(sysexbuf+5, len+3);
+	/* SysEx end */
+	sysexbuf[9+len] = 0xF7;
+	return(len+10);
+}
+
+static void bmp_to_sysex_disp_sc55(unsigned char *sysexbuf, const char *fname, int negative) {
+	const unsigned char prefix[7] = { 0xF0, 0x41, 0x10, 0x45, 0x12, 0x10, 0x01 };
+	int i;
+	unsigned char fbuf[64];
+	FILE *fh;
+	unsigned char pix_offset;
+	memset(sysexbuf, '\0', 74);
+	/* Copy SysEx start and display cmd into msg */ 
+	memcpy(sysexbuf, prefix, 7);
+	fh = fopen(fname, "r");
+	if(fh==NULL) {
+		fprintf(stderr, "ERROR: Can't open %s.\n", sc55_bmp_fname);
+		abort();
+	}
+	// check if this is a BMP
+	fread(fbuf, 1, 2, fh);
+	if(!(fbuf[0]=='B' && fbuf[1]=='M')) {
+		fprintf(stderr, "ERROR: %s is not a valid BMP file.\n", sc55_bmp_fname);
+		fclose(fh);
+		abort();
+	}
+	// check offset of pixel array
+	fseek(fh, 0xA, SEEK_SET);
+	fread(&pix_offset, 1, 1, fh);
+	// read pixel array
+	fseek(fh, pix_offset, SEEK_SET);
+	fread(fbuf, 1, 64, fh);
+	fclose(fh);
+	
+	// Perform bit-manipulation magic to
+	// build the SysEx
+	for(i=0; i<16; i++) {
+		unsigned char *bmprow, *sysexrow;
+		bmprow = &fbuf[i*4];
+		sysexrow = &sysexbuf[(15-i)+8];
+		sysexrow[0] = (bmprow[0]>>3) & 0x1F;
+		sysexrow[16] = ((bmprow[0]&0x07)<<2) | ((bmprow[1]>>6)&0x03);
+		sysexrow[32] = (bmprow[1]>>1)&0x1F;
+		sysexrow[48] = (bmprow[1] & 0x01)<<4;
+		if(negative) {
+			sysexrow[0] = (~sysexrow[0])&0x1F;
+			sysexrow[16] = (~sysexrow[16])&0x1F;
+			sysexrow[32] = (~sysexrow[32])&0x1F;
+			sysexrow[48] = (~sysexrow[48])&0x10;
+		}
+	}
+	sysexbuf[72] = roland_checksum(sysexbuf+5, 67);
+	sysexbuf[73] = 0xF7;
+}
+
+static unsigned char roland_checksum(const unsigned char *buf, unsigned short len) {
+	const unsigned char *ptr;
+	unsigned short ck_acc = 0;
+	for(ptr=buf; ptr<buf+len; ptr++) {
+		ck_acc = (ck_acc + (unsigned short)*ptr) & 0x7F;
+	}
+	return(0x80 - ck_acc);
+}
+
+static void print_usage(void) {
+	printf("USAGE: MT32-PI.EXE [OPTIONS]\n");
+	printf("OPTIONS:\n");
+	printf( "-h/--help: Print this info.\n"
+			"-v/--verbose: Be verbose about what is going on.\n"
+			"-r/--reboot: Reboot the Pi. Will block for a few secs to give it time.\n"
+			"-p/--port [ADDR]: Set the port address of the MPU401 interface. Default: 330.\n"
+			"-m/--mt32: Switch mt32-pi to MT-32 mode.\n"
+			"-g/--fluidsynth: Switch mt32-pi to FluidSynth mode.\n"
+			"-b/--romset [old, new, cm32l]: Switch MT-32 romset.\n"
+			"-s/--soundfont [NUMBER]: Set FluidSynth SoundFont.\n" 
+			"--mt32-reset: Send an MT-32 reset SysEx message.\n"
+			"--gm-reset: Send a GM reset SysEx message.\n"
+			"--gs-reset: Send a GS reset SysEx message.\n"
+			"-t/--mt32-txt \"Some text\": Send an MT-32 text display SysEx.\n"
+			"-T/--sc55-txt \"Some text\": Send an SC-55 text display SysEx.\n"
+			"-P/--sc55-bmp FILE.BMP: Display a 16x16 1bpp BMP on the screen. (SC-55 SysEx)\n"
+			"-N/--negative: Reverse image color. Use with \'-P/--sc55-bmp\'.\n"
+			"-M/--midi \"C0 01 C0 DE\": Send a list of custom MIDI bytes.\n" );
+}
+

dos_src/UPXCOMP.BAT

@@ -0,0 +1 @@
+upx --8086 -9 mt32-pi.exe

dos_src/getopt.c

@@ -0,0 +1,561 @@
+/*	$OpenBSD: getopt_long.c,v 1.23 2007/10/31 12:34:57 chl Exp $	*/
+/*	$NetBSD: getopt_long.c,v 1.15 2002/01/31 22:43:40 tv Exp $	*/
+
+/*
+ * Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F39502-99-1-0512.
+ */
+/*-
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Dieter Baron and Thomas Klausner.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include "getopt.h"
+#include <stdarg.h>
+#include <stdio.h>
+
+
+#define	REPLACE_GETOPT		/* use this getopt as the system getopt(3) */
+
+
+int	opterr = 1;		/* if error message should be printed */
+int	optind = 1;		/* index into parent argv vector */
+int	optopt = '?';		/* character checked for validity */
+#undef	optreset		/* see getopt.h */
+#define	optreset		__mingw_optreset
+int	optreset;		/* reset getopt */
+char    *optarg;		/* argument associated with option */
+
+#define PRINT_ERROR	((opterr) && (*options != ':'))
+
+#define FLAG_PERMUTE	0x01	/* permute non-options to the end of argv */
+#define FLAG_ALLARGS	0x02	/* treat non-options as args to option "-1" */
+#define FLAG_LONGONLY	0x04	/* operate as getopt_long_only */
+
+/* return values */
+#define	BADCH		(int)'?'
+#define	BADARG		((*options == ':') ? (int)':' : (int)'?')
+#define	INORDER 	(int)1
+
+#ifndef __CYGWIN__
+#define __progname __argv[0]
+#else
+extern char __declspec(dllimport) *__progname;
+#endif
+
+#ifdef __CYGWIN__
+static char EMSG[] = "";
+#else
+#define	EMSG		""
+#endif
+
+static int getopt_internal(int, char * const *, const char *,
+			   const struct option *, int *, int);
+static int parse_long_options(char * const *, const char *,
+			      const struct option *, int *, int);
+static int gcd(int, int);
+static void permute_args(int, int, int, char * const *);
+
+static char *place = EMSG; /* option letter processing */
+
+/* XXX: set optreset to 1 rather than these two */
+static int nonopt_start = -1; /* first non option argument (for permute) */
+static int nonopt_end = -1;   /* first option after non options (for permute) */
+
+/* Error messages */
+static const char recargchar[] = "option requires an argument -- %c";
+static const char recargstring[] = "option requires an argument -- %s";
+static const char ambig[] = "ambiguous option -- %.*s";
+static const char noarg[] = "option doesn't take an argument -- %.*s";
+static const char illoptchar[] = "unknown option -- %c";
+static const char illoptstring[] = "unknown option -- %s";
+
+static void
+_vwarnx(const char *fmt,va_list ap)
+{
+  (void)fprintf(stderr,"%s: ",__progname);
+  if (fmt != NULL)
+    (void)vfprintf(stderr,fmt,ap);
+  (void)fprintf(stderr,"\n");
+}
+
+static void
+warnx(const char *fmt,...)
+{
+  va_list ap;
+  va_start(ap,fmt);
+  _vwarnx(fmt,ap);
+  va_end(ap);
+}
+
+/*
+ * Compute the greatest common divisor of a and b.
+ */
+static int
+gcd(int a, int b)
+{
+	int c;
+
+	c = a % b;
+	while (c != 0) {
+		a = b;
+		b = c;
+		c = a % b;
+	}
+
+	return (b);
+}
+
+/*
+ * Exchange the block from nonopt_start to nonopt_end with the block
+ * from nonopt_end to opt_end (keeping the same order of arguments
+ * in each block).
+ */
+static void
+permute_args(int panonopt_start, int panonopt_end, int opt_end,
+	char * const *nargv)
+{
+	int cstart, cyclelen, i, j, ncycle, nnonopts, nopts, pos;
+	char *swap;
+
+	/*
+	 * compute lengths of blocks and number and size of cycles
+	 */
+	nnonopts = panonopt_end - panonopt_start;
+	nopts = opt_end - panonopt_end;
+	ncycle = gcd(nnonopts, nopts);
+	cyclelen = (opt_end - panonopt_start) / ncycle;
+
+	for (i = 0; i < ncycle; i++) {
+		cstart = panonopt_end+i;
+		pos = cstart;
+		for (j = 0; j < cyclelen; j++) {
+			if (pos >= panonopt_end)
+				pos -= nnonopts;
+			else
+				pos += nopts;
+			swap = nargv[pos];
+			/* LINTED const cast */
+			((char **) nargv)[pos] = nargv[cstart];
+			/* LINTED const cast */
+			((char **)nargv)[cstart] = swap;
+		}
+	}
+}
+
+/*
+ * parse_long_options --
+ *	Parse long options in argc/argv argument vector.
+ * Returns -1 if short_too is set and the option does not match long_options.
+ */
+static int
+parse_long_options(char * const *nargv, const char *options,
+	const struct option *long_options, int *idx, int short_too)
+{
+	char *current_argv, *has_equal;
+	size_t current_argv_len;
+	int i, ambiguous, match;
+
+#define IDENTICAL_INTERPRETATION(_x, _y)                                \
+	(long_options[(_x)].has_arg == long_options[(_y)].has_arg &&    \
+	 long_options[(_x)].flag == long_options[(_y)].flag &&          \
+	 long_options[(_x)].val == long_options[(_y)].val)
+
+	current_argv = place;
+	match = -1;
+	ambiguous = 0;
+
+	optind++;
+
+	if ((has_equal = strchr(current_argv, '=')) != NULL) {
+		/* argument found (--option=arg) */
+		current_argv_len = has_equal - current_argv;
+		has_equal++;
+	} else
+		current_argv_len = strlen(current_argv);
+
+	for (i = 0; long_options[i].name; i++) {
+		/* find matching long option */
+		if (strncmp(current_argv, long_options[i].name,
+		    current_argv_len))
+			continue;
+
+		if (strlen(long_options[i].name) == current_argv_len) {
+			/* exact match */
+			match = i;
+			ambiguous = 0;
+			break;
+		}
+		/*
+		 * If this is a known short option, don't allow
+		 * a partial match of a single character.
+		 */
+		if (short_too && current_argv_len == 1)
+			continue;
+
+		if (match == -1)	/* partial match */
+			match = i;
+		else if (!IDENTICAL_INTERPRETATION(i, match))
+			ambiguous = 1;
+	}
+	if (ambiguous) {
+		/* ambiguous abbreviation */
+		if (PRINT_ERROR)
+			warnx(ambig, (int)current_argv_len,
+			     current_argv);
+		optopt = 0;
+		return (BADCH);
+	}
+	if (match != -1) {		/* option found */
+		if (long_options[match].has_arg == no_argument
+		    && has_equal) {
+			if (PRINT_ERROR)
+				warnx(noarg, (int)current_argv_len,
+				     current_argv);
+			/*
+			 * XXX: GNU sets optopt to val regardless of flag
+			 */
+			if (long_options[match].flag == NULL)
+				optopt = long_options[match].val;
+			else
+				optopt = 0;
+			return (BADARG);
+		}
+		if (long_options[match].has_arg == required_argument ||
+		    long_options[match].has_arg == optional_argument) {
+			if (has_equal)
+				optarg = has_equal;
+			else if (long_options[match].has_arg ==
+			    required_argument) {
+				/*
+				 * optional argument doesn't use next nargv
+				 */
+				optarg = nargv[optind++];
+			}
+		}
+		if ((long_options[match].has_arg == required_argument)
+		    && (optarg == NULL)) {
+			/*
+			 * Missing argument; leading ':' indicates no error
+			 * should be generated.
+			 */
+			if (PRINT_ERROR)
+				warnx(recargstring,
+				    current_argv);
+			/*
+			 * XXX: GNU sets optopt to val regardless of flag
+			 */
+			if (long_options[match].flag == NULL)
+				optopt = long_options[match].val;
+			else
+				optopt = 0;
+			--optind;
+			return (BADARG);
+		}
+	} else {			/* unknown option */
+		if (short_too) {
+			--optind;
+			return (-1);
+		}
+		if (PRINT_ERROR)
+			warnx(illoptstring, current_argv);
+		optopt = 0;
+		return (BADCH);
+	}
+	if (idx)
+		*idx = match;
+	if (long_options[match].flag) {
+		*long_options[match].flag = long_options[match].val;
+		return (0);
+	} else
+		return (long_options[match].val);
+#undef IDENTICAL_INTERPRETATION
+}
+
+/*
+ * getopt_internal --
+ *	Parse argc/argv argument vector.  Called by user level routines.
+ */
+static int
+getopt_internal(int nargc, char * const *nargv, const char *options,
+	const struct option *long_options, int *idx, int flags)
+{
+	const char *oli;				/* option letter list index */
+	int optchar, short_too;
+	static int posixly_correct = -1;
+
+	if (options == NULL)
+		return (-1);
+
+	/*
+	 * XXX Some GNU programs (like cvs) set optind to 0 instead of
+	 * XXX using optreset.  Work around this braindamage.
+	 */
+	if (optind == 0)
+		optind = optreset = 1;
+
+	/*
+	 * Disable GNU extensions if POSIXLY_CORRECT is set or options
+	 * string begins with a '+'.
+	 *
+	 * CV, 2009-12-14: Check POSIXLY_CORRECT anew if optind == 0 or
+	 *                 optreset != 0 for GNU compatibility.
+	 */
+	if (posixly_correct == -1 || optreset != 0)
+		posixly_correct = (getenv("POSIXLY_CORRECT") != NULL);
+	if (*options == '-')
+		flags |= FLAG_ALLARGS;
+	else if (posixly_correct || *options == '+')
+		flags &= ~FLAG_PERMUTE;
+	if (*options == '+' || *options == '-')
+		options++;
+
+	optarg = NULL;
+	if (optreset)
+		nonopt_start = nonopt_end = -1;
+start:
+	if (optreset || !*place) {		/* update scanning pointer */
+		optreset = 0;
+		if (optind >= nargc) {          /* end of argument vector */
+			place = EMSG;
+			if (nonopt_end != -1) {
+				/* do permutation, if we have to */
+				permute_args(nonopt_start, nonopt_end,
+				    optind, nargv);
+				optind -= nonopt_end - nonopt_start;
+			}
+			else if (nonopt_start != -1) {
+				/*
+				 * If we skipped non-options, set optind
+				 * to the first of them.
+				 */
+				optind = nonopt_start;
+			}
+			nonopt_start = nonopt_end = -1;
+			return (-1);
+		}
+		if (*(place = nargv[optind]) != '-' ||
+		    (place[1] == '\0' && strchr(options, '-') == NULL)) {
+			place = EMSG;		/* found non-option */
+			if (flags & FLAG_ALLARGS) {
+				/*
+				 * GNU extension:
+				 * return non-option as argument to option 1
+				 */
+				optarg = nargv[optind++];
+				return (INORDER);
+			}
+			if (!(flags & FLAG_PERMUTE)) {
+				/*
+				 * If no permutation wanted, stop parsing
+				 * at first non-option.
+				 */
+				return (-1);
+			}
+			/* do permutation */
+			if (nonopt_start == -1)
+				nonopt_start = optind;
+			else if (nonopt_end != -1) {
+				permute_args(nonopt_start, nonopt_end,
+				    optind, nargv);
+				nonopt_start = optind -
+				    (nonopt_end - nonopt_start);
+				nonopt_end = -1;
+			}
+			optind++;
+			/* process next argument */
+			goto start;
+		}
+		if (nonopt_start != -1 && nonopt_end == -1)
+			nonopt_end = optind;
+
+		/*
+		 * If we have "-" do nothing, if "--" we are done.
+		 */
+		if (place[1] != '\0' && *++place == '-' && place[1] == '\0') {
+			optind++;
+			place = EMSG;
+			/*
+			 * We found an option (--), so if we skipped
+			 * non-options, we have to permute.
+			 */
+			if (nonopt_end != -1) {
+				permute_args(nonopt_start, nonopt_end,
+				    optind, nargv);
+				optind -= nonopt_end - nonopt_start;
+			}
+			nonopt_start = nonopt_end = -1;
+			return (-1);
+		}
+	}
+
+	/*
+	 * Check long options if:
+	 *  1) we were passed some
+	 *  2) the arg is not just "-"
+	 *  3) either the arg starts with -- we are getopt_long_only()
+	 */
+	if (long_options != NULL && place != nargv[optind] &&
+	    (*place == '-' || (flags & FLAG_LONGONLY))) {
+		short_too = 0;
+		if (*place == '-')
+			place++;		/* --foo long option */
+		else if (*place != ':' && strchr(options, *place) != NULL)
+			short_too = 1;		/* could be short option too */
+
+		optchar = parse_long_options(nargv, options, long_options,
+		    idx, short_too);
+		if (optchar != -1) {
+			place = EMSG;
+			return (optchar);
+		}
+	}
+
+	if ((optchar = (int)*place++) == (int)':' ||
+	    (optchar == (int)'-' && *place != '\0') ||
+	    (oli = strchr(options, optchar)) == NULL) {
+		/*
+		 * If the user specified "-" and  '-' isn't listed in
+		 * options, return -1 (non-option) as per POSIX.
+		 * Otherwise, it is an unknown option character (or ':').
+		 */
+		if (optchar == (int)'-' && *place == '\0')
+			return (-1);
+		if (!*place)
+			++optind;
+		if (PRINT_ERROR)
+			warnx(illoptchar, optchar);
+		optopt = optchar;
+		return (BADCH);
+	}
+	if (long_options != NULL && optchar == 'W' && oli[1] == ';') {
+		/* -W long-option */
+		if (*place)			/* no space */
+			/* NOTHING */;
+		else if (++optind >= nargc) {	/* no arg */
+			place = EMSG;
+			if (PRINT_ERROR)
+				warnx(recargchar, optchar);
+			optopt = optchar;
+			return (BADARG);
+		} else				/* white space */
+			place = nargv[optind];
+		optchar = parse_long_options(nargv, options, long_options,
+		    idx, 0);
+		place = EMSG;
+		return (optchar);
+	}
+	if (*++oli != ':') {			/* doesn't take argument */
+		if (!*place)
+			++optind;
+	} else {				/* takes (optional) argument */
+		optarg = NULL;
+		if (*place)			/* no white space */
+			optarg = place;
+		else if (oli[1] != ':') {	/* arg not optional */
+			if (++optind >= nargc) {	/* no arg */
+				place = EMSG;
+				if (PRINT_ERROR)
+					warnx(recargchar, optchar);
+				optopt = optchar;
+				return (BADARG);
+			} else
+				optarg = nargv[optind];
+		}
+		place = EMSG;
+		++optind;
+	}
+	/* dump back option letter */
+	return (optchar);
+}
+
+#ifdef REPLACE_GETOPT
+/*
+ * getopt --
+ *	Parse argc/argv argument vector.
+ *
+ * [eventually this will replace the BSD getopt]
+ */
+int
+getopt(int nargc, char * const *nargv, const char *options)
+{
+
+	/*
+	 * We don't pass FLAG_PERMUTE to getopt_internal() since
+	 * the BSD getopt(3) (unlike GNU) has never done this.
+	 *
+	 * Furthermore, since many privileged programs call getopt()
+	 * before dropping privileges it makes sense to keep things
+	 * as simple (and bug-free) as possible.
+	 */
+	return (getopt_internal(nargc, nargv, options, NULL, NULL, 0));
+}
+#endif /* REPLACE_GETOPT */
+
+/*
+ * getopt_long --
+ *	Parse argc/argv argument vector.
+ */
+int
+getopt_long(int nargc, char * const *nargv, const char *options,
+    const struct option *long_options, int *idx)
+{
+
+	return (getopt_internal(nargc, nargv, options, long_options, idx,
+	    FLAG_PERMUTE));
+}
+
+/*
+ * getopt_long_only --
+ *	Parse argc/argv argument vector.
+ */
+int
+getopt_long_only(int nargc, char * const *nargv, const char *options,
+    const struct option *long_options, int *idx)
+{
+
+	return (getopt_internal(nargc, nargv, options, long_options, idx,
+	    FLAG_PERMUTE|FLAG_LONGONLY));
+}

dos_src/getopt.h

@@ -0,0 +1,95 @@
+/**
+ * DISCLAIMER
+ * This file has no copyright assigned and is placed in the Public Domain.
+ * This file is a part of the w64 mingw-runtime package.
+ *
+ * The w64 mingw-runtime package and its code is distributed in the hope that it 
+ * will be useful but WITHOUT ANY WARRANTY.  ALL WARRANTIES, EXPRESSED OR 
+ * IMPLIED ARE HEREBY DISCLAIMED.  This includes but is not limited to 
+ * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ */
+#if !defined(__GETOPT_H__)
+#define __GETOPT_H__
+
+/* All the headers include this file. */
+//#include <crtdefs.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern int optind;		/* index of first non-option in argv      */
+extern int optopt;		/* single option character, as parsed     */
+extern int opterr;		/* flag to enable built-in diagnostics... */
+				/* (user may set to zero, to suppress)    */
+
+extern char *optarg;		/* pointer to argument of current option  */
+
+extern int getopt(int nargc, char * const *nargv, const char *options);
+
+#ifdef _BSD_SOURCE
+/*
+ * BSD adds the non-standard `optreset' feature, for reinitialisation
+ * of `getopt' parsing.  We support this feature, for applications which
+ * proclaim their BSD heritage, before including this header; however,
+ * to maintain portability, developers are advised to avoid it.
+ */
+# define optreset  __mingw_optreset
+extern int optreset;
+#endif
+#ifdef __cplusplus
+}
+#endif
+/*
+ * POSIX requires the `getopt' API to be specified in `unistd.h';
+ * thus, `unistd.h' includes this header.  However, we do not want
+ * to expose the `getopt_long' or `getopt_long_only' APIs, when
+ * included in this manner.  Thus, close the standard __GETOPT_H__
+ * declarations block, and open an additional __GETOPT_LONG_H__
+ * specific block, only when *not* __UNISTD_H_SOURCED__, in which
+ * to declare the extended API.
+ */
+#endif /* !defined(__GETOPT_H__) */
+
+#if !defined(__UNISTD_H_SOURCED__) && !defined(__GETOPT_LONG_H__)
+#define __GETOPT_LONG_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct option		/* specification for a long form option...	*/
+{
+  const char *name;		/* option name, without leading hyphens */
+  int         has_arg;		/* does it take an argument?		*/
+  int        *flag;		/* where to save its status, or NULL	*/
+  int         val;		/* its associated status value		*/
+};
+
+enum    		/* permitted values for its `has_arg' field...	*/
+{
+  no_argument = 0,      	/* option never takes an argument	*/
+  required_argument,		/* option always requires an argument	*/
+  optional_argument		/* option may take an argument		*/
+};
+
+extern int getopt_long(int nargc, char * const *nargv, const char *options,
+    const struct option *long_options, int *idx);
+extern int getopt_long_only(int nargc, char * const *nargv, const char *options,
+    const struct option *long_options, int *idx);
+/*
+ * Previous MinGW implementation had...
+ */
+#ifndef HAVE_DECL_GETOPT
+/*
+ * ...for the long form API only; keep this for compatibility.
+ */
+# define HAVE_DECL_GETOPT	1
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* !defined(__UNISTD_H_SOURCED__) && !defined(__GETOPT_LONG_H__) */