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Future proof d, r, w, q terminal abbreviations

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This commit is contained in:
Stefan Rueger
2026-06-14 00:15:27 +01:00
parent 0b11d73bee
commit 1af6d5b0ef
1 changed files with 11 additions and 8 deletions
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19
src/term.c
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@@ -95,9 +95,12 @@ static int cmd_quell(const PROGRAMMER *pgm, const AVRPART *p, int argc, const ch
// List of commands; don't add a command starting with e: main.c relies on e expanding to erase
static const struct command cmd[] = {
{"dump", cmd_dump, _fo(read_byte_cached), "display a memory section as hex dump"},
{"d", cmd_dump, _fo(read_byte_cached), NULL},
{"read", cmd_dump, _fo(read_byte_cached), "alias for dump"},
{"r", cmd_dump, _fo(read_byte_cached), NULL},
{"disasm", cmd_disasm, _fo(read_byte_cached), "disassemble a memory section"},
{"write", cmd_write, _fo(write_byte_cached), "write data to memory; flash and EEPROM are cached"},
{"w", cmd_write, _fo(write_byte_cached), NULL},
{"save", cmd_save, _fo(write_byte_cached), "save memory segments to file"},
{"backup", cmd_backup, _fo(write_byte_cached), "backup memories to file"},
{"restore", cmd_restore, _fo(write_byte_cached), "restore memories from file"},
@@ -123,9 +126,9 @@ static const struct command cmd[] = {
{"verbose", cmd_verbose, _fo(open), "display or set -v verbosity level"},
{"quell", cmd_quell, _fo(open), "display or set -q quell level for progress bars"},
{"help", cmd_help, _fo(open), "show help message"},
{"?", cmd_help, _fo(open), "same as help"},
{"?", cmd_help, _fo(open), NULL},
{"quit", cmd_quit, _fo(open), "synchronise flash/EEPROM cache with device and quit"},
{"q", cmd_quit, _fo(open), "abbreviation for quit"},
{"q", cmd_quit, _fo(open), NULL},
};
#define NCMDS ((int)(sizeof(cmd)/sizeof(struct command)))
@@ -2591,16 +2594,16 @@ static int cmd_help(const PROGRAMMER *pgm, const AVRPART *p, int argc, const cha
term_out("Valid commands:\n");
for(int i = 0; i < NCMDS; i++) {
if(!is_available(pgm, p, i))
if(!is_available(pgm, p, i) || !cmd[i].desc)
continue;
term_out(" %-7s : ", cmd[i].name);
term_out(cmd[i].desc, cmd[i].name);
term_out("\n");
term_out(" %-7s : %s\n", cmd[i].name, cmd[i].desc);
}
term_out("\nFor more details about a terminal command cmd type cmd -?\n\n"
"Other:\n"
term_out( "\n"
" !<line> : run the shell <line> in a subshell, eg, !ls *.hex\n"
" # ... : ignore rest of line (eg, used as comments in scripts)\n\n"
"d, r, w, q and ? abbreviate dump, read, write, quit and help.\n"
"Other than that any unique abbreviation of a command works, too.\n"
"cmd -? gives more details about a command cmd.\n\n"
"Note that not all programmer derivatives support all commands. Flash and\n"
"EEPROM type memories are normally read and written using a cache via paged\n"
"read and write access; the cache is synchronised on quit or flush commands.\n"