mirror of
git://projects.qi-hardware.com/xburst-tools.git
synced 2024-11-01 08:29:41 +02:00
Implemented tab completion
This commit is contained in:
parent
a80ec957c6
commit
7c1d9c0144
3
main.c
3
main.c
@ -156,7 +156,7 @@ int main(int argc, char *argv[]) {
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goto exit_ingenic;
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}
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if(config)
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if(config) {
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if(shell_source(shell, config) == -1) {
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perror("shell_source");
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@ -164,6 +164,7 @@ int main(int argc, char *argv[]) {
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goto exit_shell;
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}
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}
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if(cmd != NULL) {
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if(shell_execute(shell, cmd) == -1) {
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93
shell.c
93
shell.c
@ -103,7 +103,7 @@ int shell_run(shell_context_t *ctx, int argc, char *argv[]) {
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int ret = shell_enumerate_commands(ctx, shell_run_function, &data);
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if(ret != 0) {
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if(ret == 0) {
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debug(LEVEL_ERROR, "Bad command '%s'\n", argv[0]);
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errno = EINVAL;
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@ -127,12 +127,12 @@ int shell_execute(shell_context_t *ctx, const char *cmd) {
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int state = STATE_WANTSTR;
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int argc = 0;
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char **argv = NULL;
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int fret = -1;
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int fret = 0;
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do {
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int noway = 0;
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token = yylex(&scanner);
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token = yylex(scanner);
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if((token == TOK_SEPARATOR || token == TOK_COMMENT || token == 0)) {
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if(argc > 0) {
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@ -203,7 +203,7 @@ int shell_execute(shell_context_t *ctx, const char *cmd) {
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free(ptr);
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yylex_destroy(&scanner);
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yylex_destroy(scanner);
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return fret;
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}
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@ -249,6 +249,88 @@ int shell_source(shell_context_t *ctx, const char *filename) {
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return 0;
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}
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#ifdef WITH_READLINE
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static shell_context_t *completion_context;
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static char **completion_matches;
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static int completion_matches_count = 0;
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static int shell_completion_filler(shell_context_t *ctx, const shell_command_t *cmd, void *arg) {
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const char *part = arg;
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size_t len = strlen(part), cmdlen = strlen(cmd->cmd);
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if(cmdlen >= len && memcmp(part, cmd->cmd, len) == 0) {
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int idx = completion_matches_count++;
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completion_matches = realloc(completion_matches, sizeof(char **) * completion_matches_count);
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completion_matches[idx] = strdup(cmd->cmd);
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}
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return 0;
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}
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static char *shell_completion(const char *partial, int state) {
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static int completion_pass = 0, completion_matches_offset = 0;
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if(state == 0) {
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if(completion_matches) {
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for(int i = 0; i < completion_matches_count; i++)
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if(completion_matches[i])
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free(completion_matches[i]);
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free(completion_matches);
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completion_matches = NULL;
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completion_matches_count = 0;
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}
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completion_pass = 0;
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char *tmp = rl_line_buffer;
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while(isspace(*tmp)) tmp++;
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int not_first = 0;
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for(; *tmp; tmp++) {
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for(const char *sep = rl_basic_word_break_characters; *sep; sep++) {
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if(*tmp == *sep) {
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not_first = 1;
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break;
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}
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}
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if(not_first)
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break;
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}
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if(not_first) {
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completion_pass = 1;
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return rl_filename_completion_function(partial, state);
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} else {
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shell_enumerate_commands(completion_context, shell_completion_filler, (void *) partial);
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completion_matches_offset = 0;
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}
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}
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if(completion_pass) {
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return rl_filename_completion_function(partial, state);
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} else if(completion_matches_offset == completion_matches_count) {
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return NULL;
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} else {
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char *val = completion_matches[completion_matches_offset];
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completion_matches[completion_matches_offset++] = NULL;
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return val;
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}
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}
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#endif
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void shell_interactive(shell_context_t *ctx) {
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ctx->shell_exit = 0;
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@ -267,9 +349,12 @@ void shell_interactive(shell_context_t *ctx) {
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shell_execute(ctx, line);
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}
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#else
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rl_completion_entry_function = shell_completion;
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completion_context = ctx;
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rl_set_signals();
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rl_filename_quote_characters = "\" ";
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while(!ctx->shell_exit) {
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char *line = readline("jzboot> ");
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@ -136,9 +136,11 @@ static int builtin_redetect(shell_context_t *ctx, int argc, char *argv[]) {
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static int builtin_set(shell_context_t *ctx, int argc, char *argv[]) {
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if(argc == 1 && cfg_environ) {
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for(int i = 0; cfg_environ[i] != NULL; i++)
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printf("%s\n", cfg_environ[i]);
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if(argc == 1) {
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if(cfg_environ) {
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for(int i = 0; cfg_environ[i] != NULL; i++)
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printf("%s\n", cfg_environ[i]);
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}
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} else if(argc == 2) {
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cfg_unsetenv(argv[1]);
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