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Merge pull request #2070 from stefanrueger/parsing

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Update command line option parsing
This commit is contained in:
Stefan Rueger
2026-01-15 14:37:27 +00:00
committed by GitHub
parent fc7ac1c80b b48fd5f534
commit 3200d92130
3 changed files with 224 additions and 187 deletions
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76
src/avrdude.1
View File

@@ -22,36 +22,38 @@
.Dt AVRDUDE 1
.Sh NAME
.Nm avrdude
.Nd driver program for ``simple'' Atmel AVR MCU programmer
.Nd driver program for AVR MCU programmers
.Sh SYNOPSIS
.Nm
.Op Fl p, \-part Ar partname
.Op Fl b, \-baud Ar baudrate
.Op Fl B, \-bitclock Ar bitclock
.Op Fl c, \-programmer Ar programmer-id
.Op Fl C, \-config Ar config-file
.Op Fl N, \-noconfig
.Op Fl A
.Op Fl D, \-noerase
.Op Fl e, \-erase
.Oo Fl E Ar exitspec Ns
.Op Fl p \-part Ar part
.Op Fl b \-baud Ar baudrate
.Op Fl B \-bitclock Ar clock
.Op Fl c \-programmer Ar pgm
.Op Fl C \-config Ar file
.Op Fl C \-config Ar +file
.Op Fl N \-noconfig
.Op Fl A \-keep-trailing-0xff
.Op Fl D \-noerase
.Op Fl e \-erase
.Oo Fl E \-exitspecs Ar exitspec Ns
.Op \&, Ns Ar exitspec
.Oc
.Op Fl F
.Op Fl i Ar delay
.Op Fl l, \-logfile Ar logfile
.Op Fl n, \-test-memory
.Op Fl O, \-osccal
.Op Fl P, \-port Ar port
.Op Fl r, \-reconnect
.Op Fl q, \-quell
.Op Fl T Ar cmd
.Op Fl t, \-terminal
.Op Fl U, \-memory Ar memory:op:filename:filefmt
.Op Fl v, \-verbose
.Op Fl x Ar extended_param
.Op Fl V, \-noverify-memory
.Op Fl F \-force
.Op Fl i \-isp-clock-delay Ar delay
.Op Fl l \-logfile Ar file
.Op Fl n \-test-memory
.Op Fl O \-osccal
.Op Fl P \-port Ar port
.Op Fl r \-reconnect
.Op Fl q \-quell
.Op Fl T \-command Ar cmd
.Op Fl t \-terminal
.Op Fl U \-memory Ar mem:op:file:fmt
.Op Fl v \-verbose
.Op Fl x \-extended Ar extended_param
.Op Fl V \-noverify-memory
.Op Fl \-version
.Op Fl h \-help
.Sh DESCRIPTION
.Nm Avrdude
is a program for downloading and uploading on-chip memories of Atmel AVR
@@ -430,7 +432,7 @@ Run developer options for programmers that are matched by wildcard. Whilst
their main use is for developers some flags can be of utility for users, e.g.,
avrdude -c usbtiny/S shows AVRDUDE's understanding of usbtiny's properties;
for more information run avrdude -c x/h.
.It Fl C \-config Ar config-file
.It Fl C \-config Ar file
Use the specified config file to load configuration data. This file
contains all programmer and part definitions that
.Nm avrdude
@@ -440,9 +442,9 @@ See the config file, located at
which contains a description of the format.
.Pp
If
.Ar config-file
.Ar file
is written as
.Pa +filename
.Pa +file
then this file is read after the system wide and user configuration
files. This can be used to add entries to the configuration
without patching your system wide configuration file. It can be used
@@ -452,7 +454,7 @@ line.
Do not load the personal configuration file that is usually located at
~/.config/avrdude/avrdude.rc, ~/.avrduderc or in the same directory as the
avrdude executable
.It Fl A
.It Fl A \-keep-trailing-0xff
Disable the automatic removal of trailing-0xFF sequences in file
input that is to be programmed to flash and in AVR reads from
flash memory. Normally, trailing 0xFFs can be discarded, as flash
@@ -527,7 +529,7 @@ flash.
Note that for reprogramming EEPROM cells, no explicit prior chip
erase is required since the MCU provides an auto-erase cycle in that
case before programming the cell.
.It Xo Fl E Ar exitspec Ns
.It Xo Fl E \-exitspecs Ar exitspec Ns
.Op \&, Ns Ar exitspec
.Xc
Pass
@@ -537,7 +539,7 @@ depends on the programmer itself. See below for a list of programmers
accepting exitspec parameter options or issue
.Nm
-E help ... to see the options of the chosen programmer.
.It Fl F
.It Fl F \-force
Normally,
.Nm
tries to verify that the device signature read from the part is
@@ -553,7 +555,7 @@ together with
to continue in terminal mode.
Moreover, the option allows to continue despite failed initialization
of connection between a programmer and a target.
.It Fl i Ar delay
.It Fl i \-isp-clock-delay Ar delay
For bitbang-type programmers, delay for approximately
.Ar delay
microseconds between each bit state change.
@@ -571,9 +573,9 @@ is running.
On Win32 operating systems, a preconfigured number of cycles per
microsecond is assumed that might be off a bit for very fast or very
slow machines.
.It Fl l \-logfile Ar logfile
.It Fl l \-logfile Ar file
Use
.Ar logfile
.Ar file
rather than
.Va stderr
for diagnostics output.
@@ -747,7 +749,7 @@ Posix systems (by now).
.It Fl q \-quell
Disable (or quell) output of the progress bar while reading or writing
to the device. Specify it more often for even quieter operations.
.It Fl T Ar cmd
.It Fl T \-command Ar cmd
Run terminal line
.Ar cmd
when it is its turn in relation to other -t interactive terminals
@@ -969,7 +971,7 @@ options increase verbosity level.
Disable automatic verify check when writing data to the AVR with -U.
.It Fl \-version
Print version and exit
.It Fl x Ar extended_param
.It Fl x \-extended Ar extended_param
Pass
.Ar extended_param
to the chosen programmer implementation as an extended parameter.
@@ -979,6 +981,8 @@ See below for a list of programmers accepting extended parameters
or issue
.Nm
-x help ... to see the extended options of the chosen programmer.
.It Fl h \-help
Show a short help message and exit
.El
.Ss Terminal mode
In this mode,

71
src/doc/avrdude.texi
View File

@@ -666,8 +666,11 @@ Do not load the personal configuration file that is usually located at
directory as the avrdude executable.
@item -A
@item --keep-trailing-0xff
@cindex Option @code{-A}
@cindex Option @code{--keep-trailing-0xff}
@cindex @code{-A}
@cindex @code{--keep-trailing-0xff}
@cindex @code{flash}
Disable the automatic removal of trailing-0xFF sequences in file input
that is to be programmed to flash and in AVR reads from flash memory.
@@ -732,8 +735,11 @@ required since the MCU provides an auto-erase cycle in that case before
programming the cell.
@item -E @var{exitspec}[,@dots{}]
@item --exitspecs @var{exitspec}[,@dots{}]
@cindex Option @code{-E} @var{exitspec}[,@dots{}]
@cindex Option @code{--exitspecs} @var{exitspec}[,@dots{}]
@cindex @code{-E} @var{exitspec}[,@dots{}]
@cindex @code{--exitspecs} @var{exitspec}[,@dots{}]
Pass @var{exitspec} to the programmer. The interpretation of the exitspec
parameter depends on the programmer itself. See below for a list of
programmers accepting exitspec parameter options or issue
@@ -742,8 +748,11 @@ programmers accepting exitspec parameter options or issue
Multiple @var{exitspec} options can be separated with commas.
@item -F
@item --force
@cindex Option @code{-F}
@cindex Option @code{--force}
@cindex @code{-F}
@cindex @code{--force}
@cindex @code{signature}
Normally, AVRDUDE tries to verify that the device signature read from
the part is reasonable before continuing. Since it can happen from time
@@ -758,8 +767,11 @@ Moreover, the option allows to continue despite failed initialization
of connection between a programmer and a target.
@item -i @var{delay}
@item --isp-clock-delay @var{delay}
@cindex Option @code{-i} @var{delay}
@cindex Option @code{--isp-clock-delay} @var{delay}
@cindex @code{-i} @var{delay}
@cindex @code{--isp-clock-delay} @var{delay}
For bitbang-type programmers, delay for approximately
@var{delay}
microseconds between each bit state change.
@@ -941,8 +953,11 @@ Disable (or quell) output of the progress bar while reading or writing
to the device. Specify it a second time for even quieter operation.
@item -T @var{cmd}
@item --command @var{cmd}
@cindex Option @code{-T} @var{cmd}
@cindex Option @code{--command} @var{cmd}
@cindex @code{-T} @var{cmd}
@cindex @code{--command} @var{cmd}
Run terminal line @var{cmd} when it is its turn in relation to other
@code{-t} interactive terminals, @code{-T} terminal commands and
@code{-U} memory operations. Except for the simplest of terminal commands
@@ -960,16 +975,16 @@ Tells AVRDUDE to run an interactive terminal when it is its turn in
relation to other @code{-t} interactive terminals, @code{-T}
terminal commands and @code{-U} memory operations.
@item -U @var{memory}:@var{op}:@var{filename}[:@var{format}]
@item --memory @var{memory}:@var{op}:@var{filename}[:@var{format}]
@cindex Option @code{-U} @var{memory}:@var{op}:@var{filename}[:@var{format}]
@cindex Option @code{--memory} @var{memory}:@var{op}:@var{filename}[:@var{format}]
@cindex @code{-U} @var{memory}:@var{op}:@var{filename}[:@var{format}]
@cindex @code{--memory} @var{memory}:@var{op}:@var{filename}[:@var{format}]
@item -U @var{mem}:@var{op}:@var{file}[:@var{fmt}]
@item --memory @var{mem}:@var{op}:@var{fil}[:@var{fmt}]
@cindex Option @code{-U} @var{mem}:@var{op}:@var{file}[:@var{fmt}]
@cindex Option @code{--memory} @var{mem}:@var{op}:@var{file}[:@var{fmt}]
@cindex @code{-U} @var{mem}:@var{op}:@var{file}[:@var{fmt}]
@cindex @code{--memory} @var{mem}:@var{op}:@var{file}[:@var{fmt}]
Perform a memory operation when it is its turn in relation to other
@code{-t} interactive terminals, @code{-T} terminal commands and @code{-U}
memory operations. The @var{memory} field specifies the memory type to
memory operations. The @var{mem} field specifies the memory type to
operate on. From version 8.0 the memory field can also be a
comma-separated list of memories, eg, @code{flash,eeprom}; also, Intel Hex
or Motorola S-Record files generated by AVRDUDE can store multiple
@@ -1037,8 +1052,8 @@ read data from both the device and the specified file and perform a verify
@end table
The @var{filename} field indicates the name of the file to read or
write. The @var{format} field is optional and contains the format of
The @var{file} field indicates the name of the file to read or
write. The @var{fmt} field is optional and contains the format of
the file to read or write. Possible values are:
@table @code
@@ -1066,7 +1081,7 @@ linker; currently only accepted as an input file
@cindex Immediate file mode
@item m
immediate mode; actual byte values are specified on the command line,
separated by commas or spaces in place of the @var{filename} field of the
separated by commas or spaces in place of the @var{file} field of the
@option{-U} option. This is useful for programming fuse bytes without
having to create a single-byte file or enter terminal mode.
@@ -1120,9 +1135,9 @@ single output file from a memory list for all formats with the exception
of elf (@code{:e}) it only recognises Intel hex (@code{:I} or @code{:i}),
Motorola S-Record (@code{:s}) or elf files (@code{:e}, generated by the
compiler) as valid multi-memory files when reading a file for verifying or
writing memories. Note also that if a @var{filename} contains a colon as
penultimate character the @var{format} field is no longer optional since
the last character would otherwise be misinterpreted as @var{format}.
writing memories. Note also that if a file name contains a colon as
penultimate character the @var{fmt} field is no longer optional since
the last character would otherwise be misinterpreted as @var{fmt}.
@cindex @code{flash}
When reading any kind of flash memory area (including the various sub-areas
@@ -1132,11 +1147,11 @@ entire memory is unprogrammed, this will result in an output file that has no
contents at all. This behaviour can be overridden with the @code{-A} option.
@cindex @code{flash}
As an abbreviation, the form @code{-U} @var{filename}
As an abbreviation, the form @code{-U} @var{file}
is equivalent to specifying
@code{-U} @emph{flash:w:}@var{filename}@emph{:a} or
@code{-U} @emph{application:w:}@var{filename}@emph{:a} for ATxmegas.
This will only work if @var{filename} does not have a pair of colons in it
@code{-U} @emph{flash:w:}@var{file}@emph{:a} or
@code{-U} @emph{application:w:}@var{file}@emph{:a} for ATxmegas.
This will only work if @var{file} does not have a pair of colons in it
that sandwich a single character as otherwise the first part might be
interpreted as memory, and the single character as memory operation.
@@ -1169,14 +1184,26 @@ Disable automatic verify check when writing data to the AVR with @code{-U}.
@cindex Option @code{--version}
Print avrdude version and exit
@item -x @var{extended_param}
@cindex Option @code{-x} @var{extended_param}
@cindex @code{-x} @var{extended_param}
Pass @var{extended_param} to the chosen programmer implementation as
@item -x @var{parameter}
@item --extended @var{parameter}
@cindex Option @code{-x} @var{parameter}
@cindex Option @code{--extended} @var{parameter}
@cindex @code{-x} @var{parameter}
@cindex @code{--extended} @var{parameter}
Pass @var{parameter} to the chosen programmer implementation as
an extended parameter. The interpretation of the extended parameter
depends on the programmer itself. See below for a list of programmers
accepting extended parameters or issue @code{avrdude -x help ...} to
see the extended options of the chosen programmer.
see the extended options of the chosen programmer. This option can be used
several times on the command line.
@item -h
@item --help
@cindex Option @code{-h}
@cindex Option @code{--help}
@cindex @code{-h}
@cindex @code{--help}
Show a short help text and exit
@end table

264
src/main.c
View File

@@ -236,49 +236,48 @@ static void usage(void) {
char *cfg = home && str_casestarts(usr_config, home)?
mmt_sprintf("~/%s", usr_config + l + (usr_config[l] == '/')): mmt_sprintf("%s", usr_config);
msg_error("Usage: %s [options]\n"
msg_error("Usage: %s {<option>}\n"
"Options:\n"
" -p, --part <partno> Specify AVR device; -p ? lists all known parts\n"
" -p, --part <wildcard>/<flags>\n"
" Run developer options for matched AVR devices,\n"
" e.g., -p ATmega328P/s or /S for part definition\n"
" -b, --baud <baudrate> Override RS-232 baud rate\n"
" -B, --bitclock <bitclock> Specify bit clock period (us)\n"
" -C, --config <config-file>\n"
" Specify location of configuration file\n"
" -C, --config +<config-file>\n"
" Specify additional config file, can be repeated\n"
" -N, --noconfig Do not load %s%s\n"
" -c, --programmer <programmer>\n"
" Specify programmer; -c ? and -c ?type list all\n"
" -c, --programmer <wildcard>/<flags>\n"
" Run developer options for matched programmers,\n"
" e.g., -c 'ur*'/s for programmer info/definition\n"
" -A Disable trailing-0xff removal for file/AVR read\n"
" -D, --noerase Disable auto-erase for flash memory; implies -A\n"
" -i <delay> Bit state change delay [in microseconds] for\n"
" bit-banged ISP and TPI programmers\n"
" -P, --port <port> Connection; -P ?s or -P ?sa lists serial ones\n"
" -r, --reconnect Reconnect to -P port after \"touching\" it; wait\n"
" 400 ms for each -r; needed for some USB boards\n"
" -F Override invalid signature or initial checks\n"
" -e, --erase Perform a chip erase at the beginning\n"
" -O, --osccal Perform RC oscillator calibration (see AVR053)\n"
" -t, --terminal Run an interactive terminal when it is its turn\n"
" -T <terminal cmd line> Run terminal line when it is its turn\n"
" -U, --memory <memstr>:r|w|v:<filename>[:format]\n"
" Carry out memory operation when it is its turn\n"
" Multiple -t, -T and -U options can be specified\n"
" -n, --test-memory Do not write to the device whilst processing -U\n"
" -V, --noverify-memory Do not automatically verify during -U\n"
" -E <exitsp>[,<exitsp>] List programmer exit specifications\n"
" -x <extended_param> Pass <extended_param> to programmer, see -x help\n"
" -v, --verbose Verbose output; -v -v for more\n"
" -q, --quell Quell progress output; -q -q for less\n"
" -l, --logfile logfile Use logfile rather than stderr for diagnostics\n"
" --version Print version and exit\n"
" -?, --help Display this usage\n"
"\navrdude version %s, https://github.com/avrdudes/avrdude\n",
" -p --part <part> Specify AVR device; -p ? lists all known parts\n"
" -p --part <wildcard>/<flags>\n"
" Run developer options for matched AVR devices,\n"
" e.g., -p ATmega328P/s or /S for part definition\n"
" -b --baud <baudrate> Override RS-232 baud rate\n"
" -B --bitclock <period> Bit clock period (us)\n"
" -C --config <file> Specify location of configuration file\n"
" -C --config +<file> Additional config file (*)\n"
" -N --noconfig Do not load %s%s\n"
" -c --programmer <pgm> Specify programmer; -c ? and -c ?type list all\n"
" -c --programmer <wildcard>/<flags>\n"
" Run developer options for matched programmers,\n"
" e.g., -c 'ur*'/s for programmer definition\n"
" -A --keep-trailing-0xff Disable trailing-0xff removal for file/AVR read\n"
" -D --noerase Disable auto-erase for flash memory; implies -A\n"
" -i --isp-clock-delay <delay>\n"
" Bit state change delay [in microseconds] for\n"
" bit-banged ISP and TPI programmers\n"
" -P --port <port> Connection; -P ?s or -P ?sa lists serial ones\n"
" -r --reconnect Reconnect to -P port after \"touching\" it; wait\n"
" 400 ms for each -r; needed for some USB boards\n"
" -F --force Override invalid signature or initial checks\n"
" -e --erase Perform a chip erase at the beginning\n"
" -O --osccal Perform RC oscillator calibration (see AVR053)\n"
" -t --terminal Run interactive terminal on its turn (*)\n"
" -T --command <line> Run terminal command <line> on its turn (*)\n"
" -U --memory <mem>:r|w|v:<file>[:fmt]\n"
" Carry out memory operation on its turn (*)\n"
" -n --test-memory Do not write to the device whilst processing -U\n"
" -V --noverify-memory Do not automatically verify during -U\n"
" -E --exitspecs <exitsp>{,<exitsp>}\n"
" Programmer exit specifications list\n"
" -x --extended <param> Pass <param> to programmer, see -x help (*)\n"
" -v --verbose Verbose output; -v -v for more\n"
" -q --quell Quell progress output; -q -q for less\n"
" -l --logfile logfile Use logfile rather than stderr for diagnostics\n"
" --version Print version and exit\n"
" -h --help Display this usage\n"
"(*) These options can be repeatedly used on the command line\n"
"\navrdude version %s https://github.com/avrdudes/avrdude\n",
progname, strlen(cfg) < 24? "config file ": "", cfg, AVRDUDE_FULL_VERSION);
mmt_free(cfg);
@@ -825,36 +824,41 @@ int main(int argc, char *argv[]) {
// Process command line arguments
struct option longopts[] = {
{"help", no_argument, NULL, '?'},
{"baud", required_argument, NULL, 'b'},
{"bitclock", required_argument, NULL, 'B'},
{"programmer", required_argument, NULL, 'c'},
{"config", required_argument, NULL, 'C'},
{"noerase", no_argument, NULL, 'D'},
{"erase", no_argument, NULL, 'e'},
{"logfile", required_argument, NULL, 'l'},
{"test-memory",no_argument, NULL, 'n'},
{"noconfig", no_argument, NULL, 'N'},
{"osccal", no_argument, NULL, 'O'},
{"part", required_argument, NULL, 'p'},
{"port", required_argument, NULL, 'P'},
{"quell", no_argument, NULL, 'q'},
{"reconnect", no_argument, NULL, 'r'},
{"terminal", no_argument, NULL, 't'},
{"memory", required_argument, NULL, 'U'},
{"verbose", no_argument, NULL, 'v'},
{"noverify-memory",no_argument, NULL, 'V'},
{"version", no_argument, &showversion, 0},
{NULL, 0, NULL, 0}
{"keep-trailing-0xff", no_argument, NULL, 'A'},
{"baud", required_argument, NULL, 'b'},
{"bitclock", required_argument, NULL, 'B'},
{"programmer", required_argument, NULL, 'c'},
{"config", required_argument, NULL, 'C'},
{"noerase", no_argument, NULL, 'D'},
{"erase", no_argument, NULL, 'e'},
{"exitspecs", required_argument, NULL, 'E'},
{"force", no_argument, NULL, 'F'},
{"help", no_argument, NULL, 'h'},
{"isp-clock-delay", required_argument, NULL, 'i'},
{"logfile", required_argument, NULL, 'l'},
{"test-memory", no_argument, NULL, 'n'},
{"noconfig", no_argument, NULL, 'N'},
{"osccal", no_argument, NULL, 'O'},
{"part", required_argument, NULL, 'p'},
{"port", required_argument, NULL, 'P'},
{"quell", no_argument, NULL, 'q'},
{"reconnect", no_argument, NULL, 'r'},
{"terminal", no_argument, NULL, 't'},
{"command", required_argument, NULL, 'T'},
{"memory", required_argument, NULL, 'U'},
{"verbose", no_argument, NULL, 'v'},
{"noverify-memory", no_argument, NULL, 'V'},
{"version", no_argument, &showversion, 1},
{"extended", required_argument, NULL, 'x'},
{NULL, 0, NULL, 0}
};
const char shortopts[] =
"aAb:B:c:C:dDeE:fFgGhHi:IjJkKl:LmMnNoOp:P:qQrRsStT:uU:vVwWx:XyYzZ0123456789";
int option_idx = 0;
while((ch = getopt_long(argc, argv,
"?Ab:B:c:C:DeE:Fi:l:nNp:OP:qrtT:U:vVx:",
longopts, &option_idx)) != -1) {
while((ch = getopt_long(argc, argv, shortopts, longopts, &option_idx)) != -1) {
switch(ch) {
case 'b': // Override default programmer baud rate
case 'b': // Override default programmer baud rate
baudrate = str_int(optarg, STR_INT32, &errstr);
if(errstr) {
pmsg_error("invalid baud rate %s specified: %s\n", optarg, errstr);
@@ -862,7 +866,7 @@ int main(int argc, char *argv[]) {
}
break;
case 'B': // Specify bit clock period
case 'B': // Specify bit clock period
bitclock = strtod(optarg, &e);
if((e == optarg) || bitclock <= 0.0) {
pmsg_error("invalid bit clock period %s\n", optarg);
@@ -884,7 +888,47 @@ int main(int argc, char *argv[]) {
}
break;
case 'i': // Specify isp clock delay
case 'c': // Programmer
pgmid = optarg;
explicit_c = 1;
break;
case 'C': // System wide configuration file (can be repeated)
if(optarg[0] == '+') {
ladd(additional_config_files, optarg + 1);
} else {
strncpy(sys_config, optarg, PATH_MAX);
sys_config[PATH_MAX - 1] = 0;
}
break;
case 'D': // Disable auto-erase
uflags &= ~UF_AUTO_ERASE;
// Fall through
case 'A': // Keep trailing flash 0xff
cx->avr_disableffopt = 1;
break;
case 'e': // Perform a chip erase
erase = 1;
explicit_e = 1;
uflags &= ~UF_AUTO_ERASE;
break;
case 'E': // Voltage levels on exit
exitspecs = optarg;
break;
case 'F': // Override invalid signature check
ovsigck = 1;
break;
case 'h': // Help message
usage();
exit(0);
case 'i': // ISP clock delay
ispdelay = str_int(optarg, STR_INT32, &errstr);
if(errstr || ispdelay == 0) {
pmsg_error("invalid isp clock delay %s specified", optarg);
@@ -896,83 +940,47 @@ int main(int argc, char *argv[]) {
}
break;
case 'c': // Programmer id
pgmid = optarg;
explicit_c = 1;
break;
case 'C': // System wide configuration file
if(optarg[0] == '+') {
ladd(additional_config_files, optarg + 1);
} else {
strncpy(sys_config, optarg, PATH_MAX);
sys_config[PATH_MAX - 1] = 0;
}
break;
case 'D': // Disable auto-erase
uflags &= ~UF_AUTO_ERASE;
// Fall through
case 'A': // Explicit disabling of trailing-0xff removal
cx->avr_disableffopt = 1;
break;
case 'e': // Perform a chip erase
erase = 1;
explicit_e = 1;
uflags &= ~UF_AUTO_ERASE;
break;
case 'E':
exitspecs = optarg;
break;
case 'F': // Override invalid signature check
ovsigck = 1;
break;
case 'l':
case 'l': // Log file
logfile = optarg;
break;
case 'n':
case 'n': // -U does not write to chip
uflags |= UF_NOWRITE;
break;
case 'N':
case 'N': // Do not load user config file
no_avrduderc = 1;
break;
case 'O': // Perform RC oscillator calibration
case 'O': // Perform RC oscillator calibration
calibrate = 1;
break;
case 'p': // Specify AVR part
case 'p': // Specify AVR part
partdesc = optarg;
break;
case 'P':
case 'P': // Port
port = mmt_strdup(optarg);
break;
case 'q': // Quell progress output
case 'q': // Quell progress output
quell_progress++;
break;
case 'r':
case 'r': // Reconnect
touch_1200bps++;
break;
case 't': // Enter terminal mode
case 't': // Enter terminal mode (can be repeated)
ladd(updates, cmd_update("interactive terminal"));
break;
case 'T':
case 'T': // Execute terminal command (can be repeated)
ladd(updates, cmd_update(optarg));
break;
case 'U':
case 'U': // Memory operation (can be repeated)
upd = parse_op(optarg);
if(upd == NULL) {
pmsg_error("unable to parse update operation %s\n", optarg);
@@ -981,33 +989,31 @@ int main(int argc, char *argv[]) {
ladd(updates, upd);
break;
case 'v':
case 'v': // Increase verbosity
verbose++;
break;
case 'V':
case 'V': // No verification on -U
uflags &= ~UF_VERIFY;
break;
case 'x':
case 'x': // Extended parameter (can be repeated)
ladd(extended_params, optarg);
break;
case 0:
if(longopts[option_idx].flag)
*longopts[option_idx].flag = 1;
break;
case '?': // Some error with options
if(optopt == '?')
usage();
exit(optopt != '?');
case '?': // Help
usage();
exit(0);
case 0: // Nothing to do for long options
break;
default:
pmsg_error("invalid option -%c\n\n", ch);
usage();
msg_error("\n");
pmsg_error("invalid option -%c\n", ch);
exit(1);
break;
}
}