=================================================================== RCS file: /cvs/mandoc/Attic/argv.c,v retrieving revision 1.25 retrieving revision 1.26 diff -u -p -r1.25 -r1.26 --- mandoc/Attic/argv.c 2009/01/22 12:21:03 1.25 +++ mandoc/Attic/argv.c 2009/01/22 14:56:21 1.26 @@ -1,4 +1,4 @@ -/* $Id: argv.c,v 1.25 2009/01/22 12:21:03 kristaps Exp $ */ +/* $Id: argv.c,v 1.26 2009/01/22 14:56:21 kristaps Exp $ */ /* * Copyright (c) 2008 Kristaps Dzonsons * @@ -37,22 +37,28 @@ #define ARGS_TABSEP (1 << 2) static int lookup(int, const char *); -static int parse(struct mdoc *, int, +static int args(struct mdoc *, int, int *, + char *, int, char **); +static int argv(struct mdoc *, int, struct mdoc_arg *, int *, char *); -static int parse_single(struct mdoc *, int, +static int argv_single(struct mdoc *, int, struct mdoc_arg *, int *, char *); -static int parse_multi(struct mdoc *, int, +static int argv_multi(struct mdoc *, int, struct mdoc_arg *, int *, char *); -static int postparse(struct mdoc *, int, +static int postargv(struct mdoc *, int, const struct mdoc_arg *, int); static int pwarn(struct mdoc *, int, int, int); static int perr(struct mdoc *, int, int, int); +/* Warning messages. */ + #define WQUOTPARM (0) #define WARGVPARM (1) #define WCOLEMPTY (2) #define WTAILWS (3) +/* Error messages. */ + #define EQUOTTERM (0) #define EOFFSET (1) #define EARGVAL (2) @@ -232,25 +238,11 @@ int mdoc_args(struct mdoc *mdoc, int line, int *pos, char *buf, int tok, char **v) { - int i, c, fl; - char *p, *pp; + int fl, c, i; struct mdoc_node *n; - assert(*pos > 0); - - if (0 == buf[*pos]) - return(ARGS_EOLN); - fl = (0 == tok) ? 0 : mdoc_argflags[tok]; - if ('\"' == buf[*pos] && ! (fl & ARGS_QUOTED)) - if ( ! pwarn(mdoc, line, *pos, WQUOTPARM)) - return(ARGS_ERROR); - - if ('-' == buf[*pos]) - if ( ! pwarn(mdoc, line, *pos, WARGVPARM)) - return(ARGS_ERROR); - /* * First see if we should use TABSEP (Bl -column). This * invalidates the use of ARGS_DELIM. @@ -264,14 +256,41 @@ mdoc_args(struct mdoc *mdoc, int line, assert(n); c = (int)n->data.block.argc; assert(c > 0); + + /* LINTED */ for (i = 0; i < c; i++) { if (MDOC_Column != n->data.block.argv[i].arg) continue; fl |= ARGS_TABSEP; fl &= ~ARGS_DELIM; + break; } } + return(args(mdoc, line, pos, buf, fl, v)); +} + + +static int +args(struct mdoc *mdoc, int line, + int *pos, char *buf, int fl, char **v) +{ + int i, c; + char *p, *pp; + + assert(*pos > 0); + + if (0 == buf[*pos]) + return(ARGS_EOLN); + + if ('\"' == buf[*pos] && ! (fl & ARGS_QUOTED)) + if ( ! pwarn(mdoc, line, *pos, WQUOTPARM)) + return(ARGS_ERROR); + + if ('-' == buf[*pos]) + if ( ! pwarn(mdoc, line, *pos, WARGVPARM)) + return(ARGS_ERROR); + /* * If the first character is a delimiter and we're to look for * delimited strings, then pass down the buffer seeing if it @@ -374,17 +393,18 @@ mdoc_args(struct mdoc *mdoc, int line, if ( ! pwarn(mdoc, line, *pos, WTAILWS)) return(0); + if (p) + return(ARGS_WORD); + /* Configure the eoln case, too. */ - if (NULL == p) { - p = strchr(*v, 0); - assert(p); + p = strchr(*v, 0); + assert(p); - if (p > *v && ' ' == *(p - 1)) - if ( ! pwarn(mdoc, line, *pos, WTAILWS)) - return(0); - *pos += p - *v; - } + if (p > *v && ' ' == *(p - 1)) + if ( ! pwarn(mdoc, line, *pos, WTAILWS)) + return(0); + *pos += p - *v; return(ARGS_WORD); } @@ -618,7 +638,7 @@ lookup(int tok, const char *argv) static int -postparse(struct mdoc *mdoc, int line, const struct mdoc_arg *v, int pos) +postargv(struct mdoc *mdoc, int line, const struct mdoc_arg *v, int pos) { switch (v->arg) { @@ -645,7 +665,7 @@ postparse(struct mdoc *mdoc, int line, const struct md static int -parse_multi(struct mdoc *mdoc, int line, +argv_multi(struct mdoc *mdoc, int line, struct mdoc_arg *v, int *pos, char *buf) { int c, ppos; @@ -659,7 +679,7 @@ parse_multi(struct mdoc *mdoc, int line, for (v->sz = 0; v->sz < MDOC_LINEARG_MAX; v->sz++) { if ('-' == buf[*pos]) break; - c = mdoc_args(mdoc, line, pos, buf, ARGS_QUOTED, &p); + c = args(mdoc, line, pos, buf, ARGS_QUOTED, &p); if (ARGS_ERROR == c) { free(v->value); return(0); @@ -680,7 +700,7 @@ parse_multi(struct mdoc *mdoc, int line, static int -parse_single(struct mdoc *mdoc, int line, +argv_single(struct mdoc *mdoc, int line, struct mdoc_arg *v, int *pos, char *buf) { int c, ppos; @@ -688,7 +708,7 @@ parse_single(struct mdoc *mdoc, int line, ppos = *pos; - c = mdoc_args(mdoc, line, pos, buf, ARGS_QUOTED, &p); + c = args(mdoc, line, pos, buf, ARGS_QUOTED, &p); if (ARGS_ERROR == c) return(0); if (ARGS_EOLN == c) @@ -702,7 +722,7 @@ parse_single(struct mdoc *mdoc, int line, static int -parse(struct mdoc *mdoc, int line, +argv(struct mdoc *mdoc, int line, struct mdoc_arg *v, int *pos, char *buf) { @@ -715,9 +735,9 @@ parse(struct mdoc *mdoc, int line, case(MDOC_Width): /* FALLTHROUGH */ case(MDOC_Offset): - return(parse_single(mdoc, line, v, pos, buf)); + return(argv_single(mdoc, line, v, pos, buf)); case(MDOC_Column): - return(parse_multi(mdoc, line, v, pos, buf)); + return(argv_multi(mdoc, line, v, pos, buf)); default: break; } @@ -731,7 +751,7 @@ mdoc_argv(struct mdoc *mdoc, int line, int tok, struct mdoc_arg *v, int *pos, char *buf) { int i, ppos; - char *argv; + char *p; (void)memset(v, 0, sizeof(struct mdoc_arg)); @@ -744,12 +764,14 @@ mdoc_argv(struct mdoc *mdoc, int line, int tok, return(ARGV_WORD); i = *pos; - argv = &buf[++(*pos)]; + p = &buf[++(*pos)]; v->line = line; v->pos = *pos; assert(*pos > 0); + + /* LINTED */ while (buf[*pos]) { if (isspace((int)buf[*pos])) if ('\\' != buf[*pos - 1]) @@ -760,7 +782,7 @@ mdoc_argv(struct mdoc *mdoc, int line, int tok, if (buf[*pos]) buf[(*pos)++] = 0; - if (MDOC_ARG_MAX == (v->arg = lookup(tok, argv))) { + if (MDOC_ARG_MAX == (v->arg = lookup(tok, p))) { if ( ! pwarn(mdoc, line, i, WARGVPARM)) return(ARGV_ERROR); return(ARGV_WORD); @@ -772,9 +794,9 @@ mdoc_argv(struct mdoc *mdoc, int line, int tok, /* FIXME: whitespace if no value. */ ppos = *pos; - if ( ! parse(mdoc, line, v, pos, buf)) + if ( ! argv(mdoc, line, v, pos, buf)) return(ARGV_ERROR); - if ( ! postparse(mdoc, line, v, ppos)) + if ( ! postargv(mdoc, line, v, ppos)) return(ARGV_ERROR); return(ARGV_ARG);