Re: Trailing semicolons in psql patch

Patch applied. Thanks.

Also, seems there is now a \cd command. I assume the param for that
would be 'true'.

>
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Attached is the updated version of the patch, which matches
> on words as opposed to lines, which means that all of the
> following work in psql:
>
> \d foo \d bar
> \d foo; \d bar
> \d foo \d bar;;
> \d foo; <space>
>
>
> This one also uses "true and false" and strips semicolons
> for the following backslash commands: \C \c \d \e \i \o \s \z
>
> Thanks to Bruce Momjian, Peter Eisentraut, and Tom Lane for
> the suggestions.
>
> Greg Sabino Mullane
> greg(at)turnstep(dot)com
> PGP Key: 0x14964AC8 200110040743
>
> -----BEGIN PGP SIGNATURE-----
> Comment: http://www.turnstep.com/pgp.html
>
> iQA+AwUBO7xNp7ybkGcUlkrIEQKzwgCXcaQGh16cXELnjKDs7lpg7BP7twCg1jHW
> lDE1BVxPTrLXQZeQRn+ieu4=
> =PK53
> -----END PGP SIGNATURE-----

> *** ./src/bin/psql/command.c.orig Thu Oct 4 07:26:30 2001
> --- ./src/bin/psql/command.c Thu Oct 4 07:30:37 2001
> ***************
> *** 55,61 ****
> {
> OT_NORMAL, OT_SQLID, OT_FILEPIPE
> };
> ! static char *scan_option(char **string, enum option_type type, char *quote);
> static char *unescape(const unsigned char *source, size_t len);
>
> static bool do_edit(const char *filename_arg, PQExpBuffer query_buf);
> --- 55,61 ----
> {
> OT_NORMAL, OT_SQLID, OT_FILEPIPE
> };
> ! static char *scan_option(char **string, enum option_type type, char *quote, bool semicolon);
> static char *unescape(const unsigned char *source, size_t len);
>
> static bool do_edit(const char *filename_arg, PQExpBuffer query_buf);
> ***************
> *** 216,222 ****
> /* \C -- override table title (formerly change HTML caption) */
> else if (strcmp(cmd, "C") == 0)
> {
> ! char *opt = scan_option(&string, OT_NORMAL, NULL);
>
> success = do_pset("title", opt, &pset.popt, quiet);
> free(opt);
> --- 216,222 ----
> /* \C -- override table title (formerly change HTML caption) */
> else if (strcmp(cmd, "C") == 0)
> {
> ! char *opt = scan_option(&string, OT_NORMAL, NULL, true);
>
> success = do_pset("title", opt, &pset.popt, quiet);
> free(opt);
> ***************
> *** 238,245 ****
> char opt1q,
> opt2q;
>
> ! opt1 = scan_option(&string, OT_NORMAL, &opt1q);
> ! opt2 = scan_option(&string, OT_NORMAL, &opt2q);
>
> if (opt2)
> /* gave username */
> --- 238,245 ----
> char opt1q,
> opt2q;
>
> ! opt1 = scan_option(&string, OT_NORMAL, &opt1q, true);
> ! opt2 = scan_option(&string, OT_NORMAL, &opt2q, true);
>
> if (opt2)
> /* gave username */
> ***************
> *** 273,280 ****
> {
> char *name;
> bool show_verbose;
>
> - name = scan_option(&string, OT_SQLID, NULL);
> show_verbose = strchr(cmd, '+') ? true : false;
>
> switch (cmd[1])
> --- 273,280 ----
> {
> char *name;
> bool show_verbose;
> + name = scan_option(&string, OT_SQLID, NULL, true);
>
> show_verbose = strchr(cmd, '+') ? true : false;
>
> switch (cmd[1])
> ***************
> *** 337,343 ****
> }
> else
> {
> ! fname = scan_option(&string, OT_NORMAL, NULL);
> status = do_edit(fname, query_buf) ? CMD_NEWEDIT : CMD_ERROR;
> free(fname);
> }
> --- 337,343 ----
> }
> else
> {
> ! fname = scan_option(&string, OT_NORMAL, NULL, true);
> status = do_edit(fname, query_buf) ? CMD_NEWEDIT : CMD_ERROR;
> free(fname);
> }
> ***************
> *** 356,363 ****
> fout = pset.queryFout;
> else
> fout = stdout;
> !
> ! while ((value = scan_option(&string, OT_NORMAL, &quoted)))
> {
> if (!quoted && strcmp(value, "-n") == 0)
> no_newline = true;
> --- 356,363 ----
> fout = pset.queryFout;
> else
> fout = stdout;
> !
> ! while ((value = scan_option(&string, OT_NORMAL, &quoted, false)))
> {
> if (!quoted && strcmp(value, "-n") == 0)
> no_newline = true;
> ***************
> *** 378,384 ****
> /* \encoding -- set/show client side encoding */
> else if (strcmp(cmd, "encoding") == 0)
> {
> ! char *encoding = scan_option(&string, OT_NORMAL, NULL);
>
> if (!encoding)
> /* show encoding */
> --- 378,384 ----
> /* \encoding -- set/show client side encoding */
> else if (strcmp(cmd, "encoding") == 0)
> {
> ! char *encoding = scan_option(&string, OT_NORMAL, NULL, false);
>
> if (!encoding)
> /* show encoding */
> ***************
> *** 406,412 ****
> /* \f -- change field separator */
> else if (strcmp(cmd, "f") == 0)
> {
> ! char *fname = scan_option(&string, OT_NORMAL, NULL);
>
> success = do_pset("fieldsep", fname, &pset.popt, quiet);
> free(fname);
> --- 406,412 ----
> /* \f -- change field separator */
> else if (strcmp(cmd, "f") == 0)
> {
> ! char *fname = scan_option(&string, OT_NORMAL, NULL, false);
>
> success = do_pset("fieldsep", fname, &pset.popt, quiet);
> free(fname);
> ***************
> *** 415,421 ****
> /* \g means send query */
> else if (strcmp(cmd, "g") == 0)
> {
> ! char *fname = scan_option(&string, OT_FILEPIPE, NULL);
>
> if (!fname)
> pset.gfname = NULL;
> --- 415,421 ----
> /* \g means send query */
> else if (strcmp(cmd, "g") == 0)
> {
> ! char *fname = scan_option(&string, OT_FILEPIPE, NULL, false);
>
> if (!fname)
> pset.gfname = NULL;
> ***************
> *** 447,453 ****
> /* \i is include file */
> else if (strcmp(cmd, "i") == 0 || strcmp(cmd, "include") == 0)
> {
> ! char *fname = scan_option(&string, OT_NORMAL, NULL);
>
> if (!fname)
> {
> --- 447,453 ----
> /* \i is include file */
> else if (strcmp(cmd, "i") == 0 || strcmp(cmd, "include") == 0)
> {
> ! char *fname = scan_option(&string, OT_NORMAL, NULL, true);
>
> if (!fname)
> {
> ***************
> *** 475,482 ****
> char *opt1,
> *opt2;
>
> ! opt1 = scan_option(&string, OT_NORMAL, NULL);
> ! opt2 = scan_option(&string, OT_NORMAL, NULL);
>
> if (strcmp(cmd + 3, "export") == 0)
> {
> --- 475,482 ----
> char *opt1,
> *opt2;
>
> ! opt1 = scan_option(&string, OT_NORMAL, NULL, true);
> ! opt2 = scan_option(&string, OT_NORMAL, NULL, true);
>
> if (strcmp(cmd + 3, "export") == 0)
> {
> ***************
> *** 525,531 ****
> /* \o -- set query output */
> else if (strcmp(cmd, "o") == 0 || strcmp(cmd, "out") == 0)
> {
> ! char *fname = scan_option(&string, OT_FILEPIPE, NULL);
>
> success = setQFout(fname);
> free(fname);
> --- 525,531 ----
> /* \o -- set query output */
> else if (strcmp(cmd, "o") == 0 || strcmp(cmd, "out") == 0)
> {
> ! char *fname = scan_option(&string, OT_FILEPIPE, NULL, true);
>
> success = setQFout(fname);
> free(fname);
> ***************
> *** 544,551 ****
> /* \pset -- set printing parameters */
> else if (strcmp(cmd, "pset") == 0)
> {
> ! char *opt0 = scan_option(&string, OT_NORMAL, NULL);
> ! char *opt1 = scan_option(&string, OT_NORMAL, NULL);
>
> if (!opt0)
> {
> --- 544,551 ----
> /* \pset -- set printing parameters */
> else if (strcmp(cmd, "pset") == 0)
> {
> ! char *opt0 = scan_option(&string, OT_NORMAL, NULL, false);
> ! char *opt1 = scan_option(&string, OT_NORMAL, NULL, false);
>
> if (!opt0)
> {
> ***************
> *** 574,580 ****
> /* \s save history in a file or show it on the screen */
> else if (strcmp(cmd, "s") == 0)
> {
> ! char *fname = scan_option(&string, OT_NORMAL, NULL);
>
> success = saveHistory(fname ? fname : "/dev/tty");
>
> --- 574,580 ----
> /* \s save history in a file or show it on the screen */
> else if (strcmp(cmd, "s") == 0)
> {
> ! char *fname = scan_option(&string, OT_NORMAL, NULL, true);
>
> success = saveHistory(fname ? fname : "/dev/tty");
>
> ***************
> *** 586,592 ****
> /* \set -- generalized set variable/option command */
> else if (strcmp(cmd, "set") == 0)
> {
> ! char *opt0 = scan_option(&string, OT_NORMAL, NULL);
>
> if (!opt0)
> {
> --- 586,592 ----
> /* \set -- generalized set variable/option command */
> else if (strcmp(cmd, "set") == 0)
> {
> ! char *opt0 = scan_option(&string, OT_NORMAL, NULL, false);
>
> if (!opt0)
> {
> ***************
> *** 611,621 ****
> char *newval = NULL;
> char *opt;
>
> ! opt = scan_option(&string, OT_NORMAL, NULL);
> newval = xstrdup(opt ? opt : "");
> free(opt);
>
> ! while ((opt = scan_option(&string, OT_NORMAL, NULL)))
> {
> newval = realloc(newval, strlen(newval) + strlen(opt) + 1);
> if (!newval)
> --- 611,621 ----
> char *newval = NULL;
> char *opt;
>
> ! opt = scan_option(&string, OT_NORMAL, NULL, false);
> newval = xstrdup(opt ? opt : "");
> free(opt);
>
> ! while ((opt = scan_option(&string, OT_NORMAL, NULL, false)))
> {
> newval = realloc(newval, strlen(newval) + strlen(opt) + 1);
> if (!newval)
> ***************
> *** 645,651 ****
> /* \T -- define html <table ...> attributes */
> else if (strcmp(cmd, "T") == 0)
> {
> ! char *value = scan_option(&string, OT_NORMAL, NULL);
>
> success = do_pset("tableattr", value, &pset.popt, quiet);
> free(value);
> --- 645,651 ----
> /* \T -- define html <table ...> attributes */
> else if (strcmp(cmd, "T") == 0)
> {
> ! char *value = scan_option(&string, OT_NORMAL, NULL, false);
>
> success = do_pset("tableattr", value, &pset.popt, quiet);
> free(value);
> ***************
> *** 654,660 ****
> /* \unset */
> else if (strcmp(cmd, "unset") == 0)
> {
> ! char *opt = scan_option(&string, OT_NORMAL, NULL);
>
> if (!opt)
> {
> --- 654,660 ----
> /* \unset */
> else if (strcmp(cmd, "unset") == 0)
> {
> ! char *opt = scan_option(&string, OT_NORMAL, NULL, false);
>
> if (!opt)
> {
> ***************
> *** 683,689 ****
> }
> else
> {
> ! fname = scan_option(&string, OT_FILEPIPE, NULL);
>
> if (!fname)
> {
> --- 683,689 ----
> }
> else
> {
> ! fname = scan_option(&string, OT_FILEPIPE, NULL, true);
>
> if (!fname)
> {
> ***************
> *** 738,744 ****
> /* \z -- list table rights (grant/revoke) */
> else if (strcmp(cmd, "z") == 0)
> {
> ! char *opt = scan_option(&string, OT_SQLID, NULL);
>
> success = permissionsList(opt);
> free(opt);
> --- 738,744 ----
> /* \z -- list table rights (grant/revoke) */
> else if (strcmp(cmd, "z") == 0)
> {
> ! char *opt = scan_option(&string, OT_SQLID, NULL, true);
>
> success = permissionsList(opt);
> free(opt);
> ***************
> *** 769,775 ****
> char *value;
>
> fprintf(stderr, "+ optstr = |%s|\n", options_string);
> ! while ((value = scan_option(&string, OT_NORMAL, NULL)))
> {
> fprintf(stderr, "+ opt(%d) = |%s|\n", i++, value);
> free(value);
> --- 769,775 ----
> char *value;
>
> fprintf(stderr, "+ optstr = |%s|\n", options_string);
> ! while ((value = scan_option(&string, OT_NORMAL, NULL, true)))
> {
> fprintf(stderr, "+ opt(%d) = |%s|\n", i++, value);
> free(value);
> ***************
> *** 784,790 ****
> status = CMD_ERROR;
>
> /* eat the rest of the options string */
> ! while ((val = scan_option(&string, OT_NORMAL, NULL)))
> {
> if (status != CMD_UNKNOWN)
> psql_error("\\%s: extra argument '%s' ignored\n", cmd, val);
> --- 784,790 ----
> status = CMD_ERROR;
>
> /* eat the rest of the options string */
> ! while ((val = scan_option(&string, OT_NORMAL, NULL, false)))
> {
> if (status != CMD_UNKNOWN)
> psql_error("\\%s: extra argument '%s' ignored\n", cmd, val);
> ***************
> *** 803,809 ****
> * scan_option()
> */
> static char *
> ! scan_option(char **string, enum option_type type, char *quote)
> {
> unsigned int pos = 0;
> char *options_string;
> --- 803,809 ----
> * scan_option()
> */
> static char *
> ! scan_option(char **string, enum option_type type, char *quote, bool semicolon)
> {
> unsigned int pos = 0;
> char *options_string;
> ***************
> *** 860,865 ****
> --- 860,866 ----
> * If this is expected to be an SQL identifier like option
> * then we strip out the double quotes
> */
> +
> if (type == OT_SQLID)
> {
> unsigned int k,
> ***************
> *** 891,897 ****
> *string = options_string + jj + 1;
> if (quote)
> *quote = '"';
> !
> return return_val;
> }
>
> --- 892,898 ----
> *string = options_string + jj + 1;
> if (quote)
> *quote = '"';
> !
> return return_val;
> }
>
> ***************
> *** 1071,1076 ****
> --- 1072,1084 ----
> }
> strncpy(return_val, &options_string[pos], token_end);
> return_val[token_end] = 0;
> +
> + /* Strip any trailing semi-colons for some types */
> + if (semicolon) {
> + int i;
> + for (i = strlen(return_val)-1; i && return_val[i]==';'; i--);
> + if (i<strlen(return_val)-1) return_val[i+1]='\0';
> + }
>
> if (type == OT_SQLID)
> for (cp = return_val; *cp; cp += PQmblen(cp, pset.encoding))

>
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