diff options
Diffstat (limited to 'Src')
| -rw-r--r-- | Src/Zle/computil.c | 282 |
1 files changed, 184 insertions, 98 deletions
diff --git a/Src/Zle/computil.c b/Src/Zle/computil.c index 0f6b70e01..e9453808c 100644 --- a/Src/Zle/computil.c +++ b/Src/Zle/computil.c @@ -2103,10 +2103,7 @@ parse_cvdef(char *nam, char **args) while (args[0][0] == '-' && (args[0][1] == 's' || args[0][1] == 'S') && !args[0][2]) { - if (!args[1][0] || (args[1][0] && args[1][1])) { - zwarnnam(nam, "invalid separator: %s", args[1], 0); - return NULL; - } + if (args[0][1] == 's') { hassep = 1; sep = args[1][0]; @@ -2314,20 +2311,122 @@ struct cvstate { static struct cvstate cv_laststate; static int cv_parsed = 0, cv_alloced = 0; +/* Get the next value in the string. Return it's definition and update the + * sp pointer to point to the end of the value (plus argument, if any). + * If there is no next value, the string pointer is set to null. In any + * case ap will point to the beginning of the argument or will be a null + * pointer if there is no argument. + */ + +static Cvval +cv_next(Cvdef d, char **sp, char **ap) +{ + Cvval r = NULL; + char *s = *sp; + + if (!*s) { + *sp = *ap = NULL; + + return NULL; + } + if ((d->hassep && !d->sep) || !d->argsep) { + char sav, ec, *v = s, *os; + + ec = ((d->hassep && d->sep) ? d->sep : d->argsep); + + do { + sav = *++s; + *s = '\0'; + if ((r = cv_get_val(d, v))) { + *s = sav; + + break; + } + *s = sav; + } while (*s && *s != ec); + + os = s; + + if (d->hassep && d->sep) { + if ((s = strchr(s, d->sep))) + *sp = s + 1; + else + *sp = NULL; + } else + *sp = s; + if (d->argsep && *os == d->argsep) { + *ap = os + 1; + *sp = NULL; + } else if (r && r->type != CVV_NOARG) + *ap = os; + else + *ap = NULL; + + return r; + + } else if (d->hassep) { + char *ns = strchr(s, d->sep), *as, *sap, sav; + int skip = 0; + + if (d->argsep && (as = strchr(s, d->argsep)) && (!ns || as <= ns)) { + *ap = as + 1; + ns = strchr(as + 1, d->sep); + skip = 1; + sap = as; + } else { + *ap = NULL; + sap = ns; + } + if (sap) { + sav = *sap; + *sap = '\0'; + } + if ((!(r = cv_get_val(d, s)) || r->type == CVV_NOARG) && skip) + ns = as; + + if (sap) + *sap = sav; + + *sp = ((!ns || (ns == as && r && r->type != CVV_NOARG)) ? NULL : ns + 1); + + return r; + } else { + char *as = strchr(s, d->argsep), *sap, sav; + + *sp = NULL; + + if (as) { + *ap = as + 1; + sap = as; + sav = *as; + *sap = '\0'; + } else + *ap = sap = NULL; + + r = cv_get_val(d, s); + + if (sap) + *sap = sav; + + return r; + } +} + /* Parse the current word. */ static void cv_parse_word(Cvdef d) { - Cvval ptr; + Cvval val; struct cvstate state; - char *str, *eq; + char *str, *arg = NULL, *pign = compprefix; + int nosfx = 0; if (cv_alloced) freelinklist(cv_laststate.vals, freestr); - for (ptr = d->vals; ptr; ptr = ptr->next) - ptr->active = 1; + for (val = d->vals; val; val = val->next) + val->active = 1; state.d = d; state.def = NULL; @@ -2336,103 +2435,90 @@ cv_parse_word(Cvdef d) cv_alloced = 1; - if (d->hassep) { - if (d->sep) { - char *end; - int heq; - - for (str = compprefix, end = strchr(str, d->sep); end;) { - *end = '\0'; - - if ((heq = !!(eq = strchr(str, d->argsep)))) - *eq++ = '\0'; - else - eq = ""; - - if ((ptr = cv_get_val(d, str))) { - zaddlinknode(state.vals, ztrdup(str)); - zaddlinknode(state.vals, ztrdup(eq)); - - cv_inactive(d, ptr->xor); - } - if (heq) - eq[-1] = d->argsep; - - *end = d->sep; - str = end + 1; - end = strchr(str, d->sep); - } - ignore_prefix(str - compprefix); - - if ((str = strchr(compsuffix, d->sep))) { - char *beg = str; - - for (str++; str; str = end) { - if ((end = strchr(str, d->sep))) - *end = '\0'; - - if ((heq = !!(eq = strchr(str, d->argsep)))) - *eq++ = '\0'; - else - eq = ""; - - if ((ptr = cv_get_val(d, str))) { - zaddlinknode(state.vals, ztrdup(str)); - zaddlinknode(state.vals, ztrdup(eq)); + for (str = compprefix; str && *str; ) { + if ((val = cv_next(d, &str, &arg))) { + zaddlinknode(state.vals, ztrdup(val->name)); + if (arg) { + if (str) { + char sav = str[-1]; + + str[-1] = '\0'; + zaddlinknode(state.vals, ztrdup(arg)); + str[-1] = sav; + } else { + zaddlinknode(state.vals, tricat(arg, compsuffix, "")); + nosfx = 1; + } + } else + zaddlinknode(state.vals, ztrdup("")); + + cv_inactive(d, val->xor); + + if (str) + pign = str; + else + val->active = 1; + } + } + state.val = val; + if (val && arg && !str) + state.def = val->arg; - cv_inactive(d, ptr->xor); - } - if (heq) - eq[-1] = d->argsep; - if (end) - *end++ = d->sep; - } - ignore_suffix(strlen(beg)); - } - } else { - char tmp[2]; + if (!nosfx && d->hassep) { + int ign = 0; + char *more = NULL; - tmp[1] = '\0'; + ignore_prefix(pign - compprefix); - for (str = compprefix; *str; str++) { - tmp[0] = *str; - if ((ptr = cv_get_val(d, tmp))) { - zaddlinknode(state.vals, ztrdup(tmp)); - zaddlinknode(state.vals, ztrdup("")); + if (!d->sep && (!val || val->type == CVV_NOARG)) { + ign = strlen(compsuffix); + more = compsuffix; + } else { + if (d->sep) { + char *ns = strchr(compsuffix, d->sep), *as; - cv_inactive(d, ptr->xor); - } - } - for (str = compsuffix; *str; str++) { - tmp[0] = *str; - if ((ptr = cv_get_val(d, tmp))) { - zaddlinknode(state.vals, ztrdup(tmp)); - zaddlinknode(state.vals, ztrdup("")); + if (d->argsep && (as = strchr(compsuffix, d->argsep)) && + (!ns || as <= ns)) { + ign = strlen(as); + } else + ign = (ns ? strlen(ns) : 0); - cv_inactive(d, ptr->xor); - } - } - ignore_prefix(strlen(compprefix)); - ignore_suffix(strlen(compsuffix)); - } - } - str = tricat(compprefix, compsuffix, ""); - zsfree(compprefix); - zsfree(compsuffix); - compprefix = str; - compsuffix = ztrdup(""); + more = (ns ? ns + 1 : NULL); + } else if (d->argsep) { + char *as; - if ((eq = strchr(str, d->argsep))) { - *eq++ = '\0'; + if ((as = strchr(compsuffix, d->argsep))) + ign = strlen(as); + } + } + if (ign) + ignore_suffix(ign); + + while (more && *more) { + if ((val = cv_next(d, &str, &arg))) { + zaddlinknode(state.vals, ztrdup(val->name)); + if (arg) { + if (str) { + char sav = str[-1]; + + str[-1] = '\0'; + zaddlinknode(state.vals, ztrdup(arg)); + str[-1] = sav; + } else { + zaddlinknode(state.vals, tricat(arg, compsuffix, "")); + nosfx = 1; + } + } else + zaddlinknode(state.vals, ztrdup("")); + + cv_inactive(d, val->xor); + } + } + } else if (arg) + ignore_prefix(arg - compprefix); + else + ignore_prefix(pign - compprefix); - if ((ptr = cv_get_val(d, str)) && ptr->type != CVV_NOARG) { - eq[-1] = d->argsep; - ignore_prefix(eq - str); - state.def = ptr->arg; - state.val = ptr; - } else - eq[-1] = d->argsep; - } memcpy(&cv_laststate, &state, sizeof(state)); } |