diff options
Diffstat (limited to 'func.c')
| -rw-r--r-- | func.c | 356 |
1 files changed, 356 insertions, 0 deletions
@@ -0,0 +1,356 @@ +/* + * w3m func.c + */ + +#include <stdio.h> + +#include "fm.h" +#include "func.h" +#include "myctype.h" + +#include "funcname.c" +int w3mNFuncList = 0; + +KeyList w3mKeyList = { + NULL, 0, 0 +}; + +void +initKeymap(void) +{ + FILE *kf; + Str line; + char *p, *s, *emsg; + int c; + int f; + int lineno; + + if (!w3mNFuncList) + w3mNFuncList = countFuncList(w3mFuncList); + + if ((kf = fopen(rcFile(KEYMAP_FILE), "rt")) == NULL) + return; + + lineno = 0; + while (!feof(kf)) { + line = Strfgets(kf); + lineno++; + Strchop(line); + Strremovefirstspaces(line); + if (line->length == 0) + continue; + p = line->ptr; + s = getWord(&p); + if (*s == '#') /* comment */ + continue; + if (strcmp(s, "keymap")) { /* error */ + emsg = Sprintf("line %d: keymap not found\n", lineno)->ptr; + record_err_message(emsg); + disp_message_nsec(emsg, FALSE, 1, TRUE, FALSE); + continue; + } + s = getQWord(&p); + c = getKey(s); + if (c < 0) { /* error */ + emsg = Sprintf("line %d: unknown key '%s'\n", lineno, s)->ptr; + record_err_message(emsg); + disp_message_nsec(emsg, FALSE, 1, TRUE, FALSE); + continue; + } + s = getWord(&p); + f = getFuncList(s, w3mFuncList, w3mNFuncList); + if (f < 0) { + emsg = Sprintf("line %d: invalid command '%s'\n", lineno, s)->ptr; + record_err_message(emsg); + disp_message_nsec(emsg, FALSE, 1, TRUE, FALSE); + f = FUNCNAME_nulcmd; + } + if (c & K_ESCD) + EscDKeymap[c ^ K_ESCD] = (f >= 0) ? f : FUNCNAME_nulcmd; + else if (c & K_ESCB) + EscBKeymap[c ^ K_ESCB] = (f >= 0) ? f : FUNCNAME_nulcmd; + else if (c & K_ESC) + EscKeymap[c ^ K_ESC] = (f >= 0) ? f : FUNCNAME_nulcmd; + else + GlobalKeymap[c] = (f >= 0) ? f : FUNCNAME_nulcmd; + s = getQWord(&p); + addKeyList(&w3mKeyList, c, s); + } + fclose(kf); +} + +int +countFuncList(FuncList * list) +{ + int i; + + for (i = 0; list->id != NULL; i++, list++); + return i; +} + +int +getFuncList(char *id, FuncList * list, int nlist) +{ + int i, is, ie, m; + + if (id == NULL || *id == '\0' || nlist <= 0) + return -1; + + is = 0; + ie = nlist - 1; + while (1) { + i = is + (ie - is) / 2; + if ((m = strcmp(id, list[i].id)) == 0) + return i; + else if (is >= ie) + return -1; + else if (m > 0) + is = i + 1; + else + ie = i - 1; + } +} + +int +getKey(char *s) +{ + int c, esc = 0, ctrl = 0; + + if (s == NULL || *s == '\0') + return -1; + + if (strcasecmp(s, "UP") == 0) /* ^[[A */ + return K_ESCB | 'A'; + else if (strcasecmp(s, "DOWN") == 0) /* ^[[B */ + return K_ESCB | 'B'; + else if (strcasecmp(s, "RIGHT") == 0) /* ^[[C */ + return K_ESCB | 'C'; + else if (strcasecmp(s, "LEFT") == 0) /* ^[[D */ + return K_ESCB | 'D'; + + if (strncasecmp(s, "ESC-", 4) == 0 || + strncasecmp(s, "ESC ", 4) == 0) { /* ^[ */ + s += 4; + esc = K_ESC; + } + else if (strncasecmp(s, "M-", 2) == 0 || + strncasecmp(s, "\\E", 2) == 0) { /* ^[ */ + s += 2; + esc = K_ESC; + } + else if (*s == ESC_CODE) { /* ^[ */ + s++; + esc = K_ESC; + } + if (strncasecmp(s, "C-", 2) == 0) { /* ^, ^[^ */ + s += 2; + ctrl = 1; + } + else if (*s == '^') { /* ^, ^[^ */ + s++; + ctrl = 1; + } + if (!esc && ctrl && *s == '[') { /* ^[ */ + s++; + ctrl = 0; + esc = K_ESC; + } + if (esc && !ctrl) { + if (*s == '[' || *s == 'O') { /* ^[[, ^[O */ + s++; + esc = K_ESCB; + } + if (strncasecmp(s, "C-", 2) == 0) { /* ^[^, ^[[^ */ + s += 2; + ctrl = 1; + } + else if (*s == '^') { /* ^[^, ^[[^ */ + s++; + ctrl = 1; + } + } + + if (ctrl) { + if (*s >= '@' && *s <= '_') /* ^@ .. ^_ */ + return esc | (*s - '@'); + else if (*s >= 'a' && *s <= 'z') /* ^a .. ^z */ + return esc | (*s - 'a' + 1); + else if (*s == '?') /* ^? */ + return esc | DEL_CODE; + else + return -1; + } + + if (esc == K_ESCB && IS_DIGIT(*s)) { + c = (int)(*s - '0'); + s++; + if (IS_DIGIT(*s)) { + c = c * 10 + (int)(*s - '0'); + s++; + } + if (*s == '~') + return K_ESCD | c; + else + return -1; + } + + if (strncasecmp(s, "SPC", 3) == 0) /* ' ' */ + return esc | ' '; + else if (strncasecmp(s, "TAB", 3) == 0) /* ^i */ + return esc | '\t'; + else if (strncasecmp(s, "DEL", 3) == 0) /* ^? */ + return esc | DEL_CODE; + + if (*s == '\\' && *(s + 1) != '\0') { + switch (*(s + 1)) { + case 'a': /* ^g */ + return esc | CTRL_G; + case 'b': /* ^h */ + return esc | CTRL_H; + case 't': /* ^i */ + return esc | CTRL_I; + case 'n': /* ^j */ + return esc | CTRL_J; + case 'r': /* ^m */ + return esc | CTRL_M; + case 'e': /* ^[ */ + return esc | ESC_CODE; + case '^': /* ^ */ + return esc | '^'; + case '\\': /* \ */ + return esc | '\\'; + default: + return -1; + } + } + if (IS_ASCII(*s)) /* Ascii */ + return esc | *s; + else + return -1; +} + +void +addKeyList(KeyList *list, int key, char *data) +{ + KeyListItem *item; + + if (data == NULL || *data == '\0') + data = NULL; + else + data = allocStr(data, 0); + item = searchKeyList(list, key); + if (item == NULL) { + if (data == NULL) + return; + list->nitem++; + if (list->nitem > list->size) { + list->size = (list->size >= 2) ? (list->size * 3 / 2) : 2; + list->item = New_Reuse(KeyListItem, list->item, + list->size * sizeof(KeyListItem)); + } + item = &(list->item[list->nitem - 1]); + item->key = key; + } + item->data = data; +} + +KeyListItem * +searchKeyList(KeyList *list, int key) +{ + int i; + KeyListItem *item; + + if (list == NULL) + return NULL; + for (i = 0, item = list->item; i < list->nitem; i++, item++) { + if (key == item->key) + return item; + } + return NULL; +} + +char * +getWord(char **str) +{ + char *p, *s; + + p = *str; + SKIP_BLANKS(p); + s = p; + while (*p != '\0') { + if (IS_SPACE(*p)) { + *p = '\0'; + p++; + break; + } + p++; + } + *str = p; + return s; +} + +char * +getQWord(char **str) +{ + char *p, *s, *e; + int in_q = 0, in_dq = 0, esc = 0; + + p = *str; + while (*p && IS_SPACE(*p)) + p++; + s = p; + e = p; + while (*p != '\0') { + if (esc) { + if (in_q) { + if (*p != '\\' && *p != '\'') /* '..\\..', '..\'..' */ + *e++ = '\\'; + } + else if (in_dq) { + if (*p != '\\' && *p != '"') /* "..\\..", "..\".." */ + *e++ = '\\'; + } + else { + if (*p != '\\' && *p != '\'' && /* ..\\.., * + * ..\'.. */ + *p != '"' && !IS_SPACE(*p)) /* ..\".., * ..\.. + */ + *e++ = '\\'; + } + *e++ = *p; + esc = 0; + } + else if (*p == '\\') { + esc = 1; + } + else if (in_q) { + if (*p == '\'') + in_q = 0; + else + *e++ = *p; + } + else if (in_dq) { + if (*p == '"') + in_dq = 0; + else + *e++ = *p; + } + else if (*p == '\'') { + in_q = 1; + } + else if (*p == '"') { + in_dq = 1; + } + else if (IS_SPACE(*p)) { + p++; + break; + } + else { + *e++ = *p; + } + p++; + } + *e = '\0'; + *str = p; + return s; +} |