diff options
Diffstat (limited to 'cmd-line-utils/libedit/parse.c')
| -rw-r--r-- | cmd-line-utils/libedit/parse.c | 124 |
1 files changed, 73 insertions, 51 deletions
diff --git a/cmd-line-utils/libedit/parse.c b/cmd-line-utils/libedit/parse.c index 5bdefb5a0e4..b14e4ae7165 100644 --- a/cmd-line-utils/libedit/parse.c +++ b/cmd-line-utils/libedit/parse.c @@ -1,4 +1,4 @@ -/* $NetBSD: parse.c,v 1.22 2005/05/29 04:58:15 lukem Exp $ */ +/* $NetBSD: parse.c,v 1.26 2011/08/16 16:25:15 christos Exp $ */ /*- * Copyright (c) 1992, 1993 @@ -57,17 +57,17 @@ static char sccsid[] = "@(#)parse.c 8.1 (Berkeley) 6/4/93"; #include <stdlib.h> private const struct { - const char *name; - int (*func)(EditLine *, int, const char **); + const Char *name; + int (*func)(EditLine *, int, const Char **); } cmds[] = { - { "bind", map_bind }, - { "echotc", term_echotc }, - { "edit", el_editmode }, - { "history", hist_command }, - { "telltc", term_telltc }, - { "settc", term_settc }, - { "setty", tty_stty }, - { NULL, NULL } + { STR("bind"), map_bind }, + { STR("echotc"), terminal_echotc }, + { STR("edit"), el_editmode }, + { STR("history"), hist_command }, + { STR("telltc"), terminal_telltc }, + { STR("settc"), terminal_settc }, + { STR("setty"), tty_stty }, + { NULL, NULL } }; @@ -75,17 +75,17 @@ private const struct { * Parse a line and dispatch it */ protected int -parse_line(EditLine *el, const char *line) +parse_line(EditLine *el, const Char *line) { - const char **argv; + const Char **argv; int argc; - Tokenizer *tok; + TYPE(Tokenizer) *tok; - tok = tok_init(NULL); - tok_str(tok, line, &argc, &argv); - argc = el_parse(el, argc, argv); - tok_end(tok); - return (argc); + tok = FUN(tok,init)(NULL); + FUN(tok,str)(tok, line, &argc, &argv); + argc = FUN(el,parse)(el, argc, argv); + FUN(tok,end)(tok); + return argc; } @@ -93,57 +93,57 @@ parse_line(EditLine *el, const char *line) * Command dispatcher */ public int -el_parse(EditLine *el, int argc, const char *argv[]) +FUN(el,parse)(EditLine *el, int argc, const Char *argv[]) { - const char *ptr; + const Char *ptr; int i; if (argc < 1) - return (-1); - ptr = strchr(argv[0], ':'); + return -1; + ptr = Strchr(argv[0], ':'); if (ptr != NULL) { - char *tprog; + Char *tprog; size_t l; if (ptr == argv[0]) - return (0); - l = ptr - argv[0] - 1; - tprog = (char *) el_malloc(l + 1); + return 0; + l = (size_t)(ptr - argv[0] - 1); + tprog = el_malloc((l + 1) * sizeof(*tprog)); if (tprog == NULL) - return (0); - (void) strncpy(tprog, argv[0], l); + return 0; + (void) Strncpy(tprog, argv[0], l); tprog[l] = '\0'; ptr++; - l = el_match(el->el_prog, tprog); + l = (size_t)el_match(el->el_prog, tprog); el_free(tprog); if (!l) - return (0); + return 0; } else ptr = argv[0]; for (i = 0; cmds[i].name != NULL; i++) - if (strcmp(cmds[i].name, ptr) == 0) { + if (Strcmp(cmds[i].name, ptr) == 0) { i = (*cmds[i].func) (el, argc, argv); - return (-i); + return -i; } - return (-1); + return -1; } /* parse__escape(): - * Parse a string of the form ^<char> \<odigit> \<char> and return + * Parse a string of the form ^<char> \<odigit> \<char> \U+xxxx and return * the appropriate character or -1 if the escape is not valid */ protected int -parse__escape(const char **ptr) +parse__escape(const Char **ptr) { - const char *p; - int c; + const Char *p; + Int c; p = *ptr; if (p[1] == 0) - return (-1); + return -1; if (*p == '\\') { p++; @@ -172,6 +172,28 @@ parse__escape(const char **ptr) case 'e': c = '\033'; /* Escape */ break; + case 'U': /* Unicode \U+xxxx or \U+xxxxx format */ + { + int i; + const Char hex[] = STR("0123456789ABCDEF"); + const Char *h; + ++p; + if (*p++ != '+') + return -1; + c = 0; + for (i = 0; i < 5; ++i) { + h = Strchr(hex, *p++); + if (!h && i < 4) + return -1; + else if (h) + c = (c << 4) | ((int)(h - hex)); + else + --p; + } + if (c > 0x10FFFF) /* outside valid character range */ + return -1; + break; + } case '0': case '1': case '2': @@ -191,8 +213,8 @@ parse__escape(const char **ptr) } c = (c << 3) | (ch - '0'); } - if ((c & 0xffffff00) != 0) - return (-1); + if ((c & (wint_t)0xffffff00) != (wint_t)0) + return -1; --p; break; } @@ -206,28 +228,28 @@ parse__escape(const char **ptr) } else c = *p; *ptr = ++p; - return (c); + return c; } /* parse__string(): * Parse the escapes from in and put the raw string out */ -protected char * -parse__string(char *out, const char *in) +protected Char * +parse__string(Char *out, const Char *in) { - char *rv = out; + Char *rv = out; int n; for (;;) switch (*in) { case '\0': *out = '\0'; - return (rv); + return rv; case '\\': case '^': if ((n = parse__escape(&in)) == -1) - return (NULL); + return NULL; *out++ = n; break; @@ -251,12 +273,12 @@ parse__string(char *out, const char *in) * or -1 if one is not found */ protected int -parse_cmd(EditLine *el, const char *cmd) +parse_cmd(EditLine *el, const Char *cmd) { el_bindings_t *b; for (b = el->el_map.help; b->name != NULL; b++) - if (strcmp(b->name, cmd) == 0) - return (b->func); - return (-1); + if (Strcmp(b->name, cmd) == 0) + return b->func; + return -1; } |