13 #include "../histedit.h"
16 static int continuation;
17 volatile sig_atomic_t gotsig;
18 static const char hfile[] = ".whistory";
23 static wchar_t a[] = L"\1\033[7m\1Edit$\1\033[0m\1 ";
24 static wchar_t b[] = L"Edit> ";
26 return continuation ? b : a;
37 my_wcstombs(const wchar_t *wstr)
44 int needed = wcstombs(0, wstr, 0) + 1;
45 if (needed > buf.len) {
46 buf.str = malloc(needed);
49 wcstombs(buf.str, wstr, needed);
50 buf.str[needed - 1] = 0;
57 complete(EditLine *el, int ch)
59 DIR *dd = opendir(".");
63 const LineInfoW *lf = el_wline(el);
65 unsigned char res = 0;
68 /* Find the last word */
69 for (ptr = lf->cursor -1; !iswspace(*ptr) && ptr > lf->buffer; --ptr)
71 len = lf->cursor - ++ptr;
73 /* Convert last word to multibyte encoding, so we can compare to it */
74 wctomb(NULL, 0); /* Reset shift state */
75 mblen = MB_LEN_MAX * len + 1;
76 buf = bptr = malloc(mblen);
79 for (i = 0; i < len; ++i) {
80 /* Note: really should test for -1 return from wctomb */
81 bptr += wctomb(bptr, ptr[i]);
83 *bptr = 0; /* Terminate multibyte string */
86 /* Scan directory for matching name */
87 for (dp = readdir(dd); dp != NULL; dp = readdir(dd)) {
88 if (mblen > strlen(dp->d_name))
90 if (strncmp(dp->d_name, buf, mblen) == 0) {
91 mbstowcs(dir, &dp->d_name[mblen],
92 sizeof(dir) / sizeof(*dir));
93 if (el_winsertstr(el, dir) == -1)
108 main(int argc, char *argv[])
111 int numc, ncontinuation;
120 setlocale(LC_ALL, "");
122 (void)signal(SIGINT, sig);
123 (void)signal(SIGQUIT, sig);
124 (void)signal(SIGHUP, sig);
125 (void)signal(SIGTERM, sig);
127 hist = history_winit(); /* Init built-in history */
128 history_w(hist, &ev, H_SETSIZE, 100); /* Remember 100 events */
129 history_w(hist, &ev, H_LOAD, hfile);
131 tok = tok_winit(NULL); /* Init the tokenizer */
133 el = el_init(argv[0], stdin, stdout, stderr);
135 el_wset(el, EL_EDITOR, L"vi"); /* Default editor is vi */
136 el_wset(el, EL_SIGNAL, 1); /* Handle signals gracefully */
137 el_wset(el, EL_PROMPT_ESC, prompt, '\1'); /* Set the prompt function */
139 el_wset(el, EL_HIST, history_w, hist); /* FIXME - history_w? */
141 /* Add a user-defined function */
142 el_wset(el, EL_ADDFN, L"ed-complete", L"Complete argument", complete);
144 /* Bind <tab> to it */
145 el_wset(el, EL_BIND, L"^I", L"ed-complete", NULL);
148 * Bind j, k in vi command mode to previous and next line, instead
149 * of previous and next history.
151 el_wset(el, EL_BIND, L"-a", L"k", L"ed-prev-line", NULL);
152 el_wset(el, EL_BIND, L"-a", L"j", L"ed-next-line", NULL);
154 /* Source the user's defaults file. */
157 while((line = el_wgets(el, &numc)) != NULL && numc != 0) {
165 (void)fwprintf(stderr, L"==> got %d %ls", numc, line);
166 (void)fwprintf(stderr, L" > li `%.*ls_%.*ls'\n",
167 (li->cursor - li->buffer), li->buffer,
168 (li->lastchar - 1 - li->cursor),
169 (li->cursor >= li->lastchar) ? L"" : li->cursor);
173 (void)fprintf(stderr, "Got signal %d.\n", (int)gotsig);
178 if(!continuation && numc == 1)
179 continue; /* Only got a linefeed */
182 ncontinuation = tok_wline(tok, li, &ac, &av, &cc, &co);
183 if (ncontinuation < 0) {
184 (void) fprintf(stderr, "Internal error\n");
190 (void)fprintf(stderr, " > nc %d ac %d cc %d co %d\n",
191 ncontinuation, ac, cc, co);
193 history_w(hist, &ev, continuation ? H_APPEND : H_ENTER, line);
195 continuation = ncontinuation;
201 for (i = 0; i < ac; ++i) {
202 (void)fwprintf(stderr, L" > arg# %2d ", i);
204 (void)fwprintf(stderr, L"`%ls'\n", av[i]);
206 (void)fwprintf(stderr, L"`%.*ls_%ls'\n",
207 co, av[i], av[i] + co);
211 if (wcscmp (av[0], L"history") == 0) {
214 for(rc = history_w(hist, &ev, H_LAST);
216 rc = history_w(hist, &ev, H_PREV))
217 (void)fwprintf(stdout, L"%4d %ls",
221 if (wcscmp(av[1], L"clear") == 0)
222 history_w(hist, &ev, H_CLEAR);
227 if (wcscmp(av[1], L"load") == 0)
228 history_w(hist, &ev, H_LOAD,
230 else if (wcscmp(av[1], L"save") == 0)
231 history_w(hist, &ev, H_SAVE,
238 (void)fprintf(stderr,
239 "Bad history arguments\n");
242 } else if (el_wparse(el, ac, av) == -1) {
245 Tokenizer *ntok = tok_init(NULL);
248 tok_str(ntok, my_wcstombs(line), &nargc, &nav);
249 execvp(nav[0],(char **)nav);
261 (void)fprintf(stderr, "Exit %x\n", rc);
271 history_w(hist, &ev, H_SAVE, hfile);
274 fprintf(stdout, "\n");