diff options
| -rw-r--r-- | Makefile | 17 | ||||
| -rw-r--r-- | mdocterm.c | 520 | ||||
| -rw-r--r-- | mdoctree.c | 127 | ||||
| -rw-r--r-- | mmain.c | 70 | ||||
| -rw-r--r-- | mmain.h | 10 | ||||
| -rw-r--r-- | termact.c | 1042 | ||||
| -rw-r--r-- | tree.c | 132 |
7 files changed, 657 insertions, 1261 deletions
@@ -5,9 +5,9 @@ CFLAGS += -W -Wall -Wstrict-prototypes -Wno-unused-parameter -g LIBLNS = macro.ln mdoc.ln hash.ln strings.ln xstd.ln argv.ln \ validate.ln action.ln -TREELNS = mdoctree.ln mmain.ln tree.ln +TREELNS = mdoctree.ln mmain.ln -TERMLNS = mdoctree.ln mmain.ln term.ln termact.ln +TERMLNS = mdoctree.ln mmain.ln term.ln LNS = $(LIBLNS) $(TREELNS) $(TERMLNS) @@ -18,15 +18,14 @@ LIBS = libmdoc.a LIBOBJS = macro.o mdoc.o hash.o strings.o xstd.o argv.o \ validate.o action.o -TERMOBJS= mdocterm.o mmain.o term.o termact.o +TERMOBJS= mdocterm.o mmain.o term.o -TREEOBJS= mdoctree.o mmain.o tree.o +TREEOBJS= mdoctree.o mmain.o OBJS = $(LIBOBJS) $(TERMOBJS) $(TREEOBJS) SRCS = macro.c mdoc.c hash.c strings.c xstd.c argv.c validate.c \ - action.c term.c tree.c termact.c mdoctree.c mdocterm.c \ - mmain.c + action.c term.c mdoctree.c mdocterm.c mmain.c HEADS = mdoc.h private.h term.h mmain.h @@ -140,15 +139,9 @@ uninstall: macro.ln: macro.c private.h macro.o: macro.c private.h -tree.ln: tree.c mdoc.h -tree.o: tree.c mdoc.h - term.ln: term.c term.h term.o: term.c term.h -termact.ln: termact.c term.h -termact.o: termact.c term.h - strings.ln: strings.c private.h strings.o: strings.c private.h @@ -17,44 +17,538 @@ * PERFORMANCE OF THIS SOFTWARE. */ #include <assert.h> +#include <ctype.h> #include <err.h> #include <getopt.h> +#include <stdio.h> #include <stdlib.h> +#include <string.h> #include "mmain.h" #include "term.h" +enum termstyle { + STYLE_CLEAR, + STYLE_BOLD, + STYLE_UNDERLINE +}; + +static void body(struct termp *, + const struct mdoc_meta *, + const struct mdoc_node *); +static void header(struct termp *, + const struct mdoc_meta *); +static void footer(struct termp *, + const struct mdoc_meta *); + +static void pword(struct termp *, const char *, size_t); +static void pescape(struct termp *, + const char *, size_t *, size_t); +static void chara(struct termp *, char); +static void style(struct termp *, enum termstyle); + +#ifdef __linux__ +extern size_t strlcat(char *, const char *, size_t); +extern size_t strlcpy(char *, const char *, size_t); +#endif + + int main(int argc, char *argv[]) { struct mmain *p; const struct mdoc *mdoc; - int c; + struct termp termp; extern int optreset; extern int optind; p = mmain_alloc(); - if ( ! mmain_getopt(p, argc, argv, "")) + if ( ! mmain_getopt(p, argc, argv, NULL, NULL, NULL, NULL)) mmain_exit(p, 1); - optreset = optind = 1; - - while (-1 != (c = getopt(argc, argv, ""))) - switch (c) { - default: - mmain_usage(""); - mmain_exit(p, 1); - /* NOTREACHED */ - } - if (NULL == (mdoc = mmain_mdoc(p))) mmain_exit(p, 1); - termprint(mdoc_node(mdoc), mdoc_meta(mdoc)); + termp.maxrmargin = 80; /* XXX */ + termp.rmargin = termp.maxrmargin; + termp.maxcols = 1024; + termp.offset = termp.col = 0; + termp.flags = TERMP_NOSPACE; + + if (NULL == (termp.buf = malloc(termp.maxcols))) + err(1, "malloc"); + + header(&termp, mdoc_meta(mdoc)); + body(&termp, mdoc_meta(mdoc), mdoc_node(mdoc)); + footer(&termp, mdoc_meta(mdoc)); + + free(termp.buf); + mmain_exit(p, 0); /* NOTREACHED */ } +void +flushln(struct termp *p) +{ + size_t i, j, vsz, vis, maxvis; + + /* + * First, establish the maximum columns of "visible" content. + * This is usually the difference between the right-margin and + * an indentation, but can be, for tagged lists or columns, a + * small set of values. + */ + + assert(p->offset < p->rmargin); + maxvis = p->rmargin - p->offset; + vis = 0; + + /* + * If in the standard case (left-justified), then begin with our + * indentation, otherwise (columns, etc.) just start spitting + * out text. + */ + + if ( ! (p->flags & TERMP_NOLPAD)) + /* LINTED */ + for (j = 0; j < p->offset; j++) + putchar(' '); + + /* + * If we're literal, print out verbatim. + */ + if (p->flags & TERMP_LITERAL) { + /* FIXME: count non-printing chars. */ + for (i = 0; i < p->col; i++) + putchar(p->buf[i]); + putchar('\n'); + p->col = 0; + return; + } + + for (i = 0; i < p->col; i++) { + /* + * Count up visible word characters. Control sequences + * (starting with the CSI) aren't counted. + */ + assert( ! isspace(p->buf[i])); + + /* LINTED */ + for (j = i, vsz = 0; j < p->col; j++) { + if (isspace(p->buf[j])) + break; + else if (27 == p->buf[j]) { + assert(j + 4 <= p->col); + j += 3; + } else + vsz++; + } + assert(vsz > 0); + + /* + * If a word is too long and we're within a line, put it + * on the next line. Puke if we're being asked to write + * something that will exceed the right margin (i.e., + * from a fresh line or when we're not allowed to break + * the line with TERMP_NOBREAK). + */ + + if (vis && vis + vsz >= maxvis) { + /* FIXME */ + if (p->flags & TERMP_NOBREAK) + errx(1, "word breaks right margin"); + putchar('\n'); + for (j = 0; j < p->offset; j++) + putchar(' '); + vis = 0; + } else if (vis + vsz >= maxvis) { + /* FIXME */ + errx(1, "word breaks right margin"); + } + + /* + * Write out the word and a trailing space. Omit the + * space if we're the last word in the line. + */ + + for ( ; i < p->col; i++) { + if (isspace(p->buf[i])) + break; + putchar(p->buf[i]); + } + vis += vsz; + if (i < p->col) { + putchar(' '); + vis++; + } + } + + /* + * If we're not to right-marginalise it (newline), then instead + * pad to the right margin and stay off. + */ + + if (p->flags & TERMP_NOBREAK) { + for ( ; vis <= maxvis; vis++) + putchar(' '); + } else + putchar('\n'); + + p->col = 0; +} + + +void +newln(struct termp *p) +{ + + /* + * A newline only breaks an existing line; it won't assert + * vertical space. + */ + p->flags |= TERMP_NOSPACE; + if (0 == p->col) + return; + flushln(p); +} + + +void +vspace(struct termp *p) +{ + + /* + * Asserts a vertical space (a full, empty line-break between + * lines). + */ + newln(p); + putchar('\n'); +} + + +static void +chara(struct termp *p, char c) +{ + + /* TODO: dynamically expand the buffer. */ + if (p->col + 1 >= p->maxcols) + errx(1, "line overrun"); + p->buf[(p->col)++] = c; +} + + +static void +style(struct termp *p, enum termstyle esc) +{ + + if (p->col + 4 >= p->maxcols) + errx(1, "line overrun"); + + p->buf[(p->col)++] = 27; + p->buf[(p->col)++] = '['; + switch (esc) { + case (STYLE_CLEAR): + p->buf[(p->col)++] = '0'; + break; + case (STYLE_BOLD): + p->buf[(p->col)++] = '1'; + break; + case (STYLE_UNDERLINE): + p->buf[(p->col)++] = '4'; + break; + default: + abort(); + /* NOTREACHED */ + } + p->buf[(p->col)++] = 'm'; +} + + +static void +pescape(struct termp *p, const char *word, size_t *i, size_t len) +{ + + (*i)++; + assert(*i < len); + + if ('(' == word[*i]) { + /* Two-character escapes. */ + (*i)++; + assert(*i + 1 < len); + + if ('r' == word[*i] && 'B' == word[*i + 1]) + chara(p, ']'); + else if ('l' == word[*i] && 'B' == word[*i + 1]) + chara(p, '['); + + (*i)++; + return; + + } else if ('[' != word[*i]) { + /* One-character escapes. */ + switch (word[*i]) { + case ('\\'): + /* FALLTHROUGH */ + case ('\''): + /* FALLTHROUGH */ + case ('`'): + /* FALLTHROUGH */ + case ('-'): + /* FALLTHROUGH */ + case ('.'): + chara(p, word[*i]); + default: + break; + } + return; + } + /* n-character escapes. */ +} + + +static void +pword(struct termp *p, const char *word, size_t len) +{ + size_t i; + + /*assert(len > 0);*/ /* Can be, if literal. */ + + if ( ! (p->flags & TERMP_NOSPACE) && + ! (p->flags & TERMP_LITERAL)) + chara(p, ' '); + + p->flags &= ~TERMP_NOSPACE; + + if (p->flags & TERMP_BOLD) + style(p, STYLE_BOLD); + if (p->flags & TERMP_UNDERLINE) + style(p, STYLE_UNDERLINE); + + for (i = 0; i < len; i++) { + if ('\\' == word[i]) { + pescape(p, word, &i, len); + continue; + } + chara(p, word[i]); + } + + if (p->flags & TERMP_BOLD || + p->flags & TERMP_UNDERLINE) + style(p, STYLE_CLEAR); +} + + +void +word(struct termp *p, const char *word) +{ + size_t i, j, len; + + if (p->flags & TERMP_LITERAL) { + pword(p, word, strlen(word)); + return; + } + + len = strlen(word); + assert(len > 0); + + if (mdoc_isdelim(word)) { + if ( ! (p->flags & TERMP_IGNDELIM)) + p->flags |= TERMP_NOSPACE; + p->flags &= ~TERMP_IGNDELIM; + } + + /* LINTED */ + for (j = i = 0; i < len; i++) { + if ( ! isspace(word[i])) { + j++; + continue; + } + if (0 == j) + continue; + assert(i >= j); + pword(p, &word[i - j], j); + j = 0; + } + if (j > 0) { + assert(i >= j); + pword(p, &word[i - j], j); + } +} + + +static void +body(struct termp *p, const struct mdoc_meta *meta, + const struct mdoc_node *node) +{ + int dochild; + + /* Pre-processing. */ + + dochild = 1; + + if (MDOC_TEXT != node->type) { + if (termacts[node->tok].pre) + if ( ! (*termacts[node->tok].pre)(p, meta, node)) + dochild = 0; + } else /* MDOC_TEXT == node->type */ + word(p, node->data.text.string); + + /* Children. */ + + if (dochild && node->child) + body(p, meta, node->child); + + /* Post-processing. */ + + if (MDOC_TEXT != node->type) + if (termacts[node->tok].post) + (*termacts[node->tok].post)(p, meta, node); + + /* Siblings. */ + + if (node->next) + body(p, meta, node->next); +} + + +static void +footer(struct termp *p, const struct mdoc_meta *meta) +{ + struct tm *tm; + char *buf, *os; + size_t sz, osz, ssz, i; + + if (NULL == (buf = malloc(p->rmargin))) + err(1, "malloc"); + if (NULL == (os = malloc(p->rmargin))) + err(1, "malloc"); + + tm = localtime(&meta->date); + +#ifdef __linux__ + if (0 == strftime(buf, p->rmargin, "%B %d, %Y", tm)) +#else + if (NULL == strftime(buf, p->rmargin, "%B %d, %Y", tm)) +#endif + err(1, "strftime"); + + osz = strlcpy(os, meta->os, p->rmargin); + + sz = strlen(buf); + ssz = sz + osz + 1; + + if (ssz > p->rmargin) { + ssz -= p->rmargin; + assert(ssz <= osz); + os[osz - ssz] = 0; + ssz = 1; + } else + ssz = p->rmargin - ssz + 1; + + printf("\n"); + printf("%s", os); + for (i = 0; i < ssz; i++) + printf(" "); + + printf("%s\n", buf); + fflush(stdout); + + free(buf); + free(os); +} + + +static void +header(struct termp *p, const struct mdoc_meta *meta) +{ + char *buf, *title; + const char *pp, *msec; + size_t ssz, tsz, ttsz, i;; + + if (NULL == (buf = malloc(p->rmargin))) + err(1, "malloc"); + if (NULL == (title = malloc(p->rmargin))) + err(1, "malloc"); + + if (NULL == (pp = mdoc_vol2a(meta->vol))) + switch (meta->msec) { + case (MSEC_1): + /* FALLTHROUGH */ + case (MSEC_6): + /* FALLTHROUGH */ + case (MSEC_7): + pp = mdoc_vol2a(VOL_URM); + break; + case (MSEC_8): + pp = mdoc_vol2a(VOL_SMM); + break; + case (MSEC_2): + /* FALLTHROUGH */ + case (MSEC_3): + /* FALLTHROUGH */ + case (MSEC_4): + /* FALLTHROUGH */ + case (MSEC_5): + pp = mdoc_vol2a(VOL_PRM); + break; + case (MSEC_9): + pp = mdoc_vol2a(VOL_KM); + break; + default: + /* FIXME: capitalise. */ + if (NULL == (pp = mdoc_msec2a(meta->msec))) + pp = mdoc_msec2a(MSEC_local); + break; + } + assert(pp); + + tsz = strlcpy(buf, pp, p->rmargin); + assert(tsz < p->rmargin); + + if ((pp = mdoc_arch2a(meta->arch))) { + tsz = strlcat(buf, " (", p->rmargin); + assert(tsz < p->rmargin); + tsz = strlcat(buf, pp, p->rmargin); + assert(tsz < p->rmargin); + tsz = strlcat(buf, ")", p->rmargin); + assert(tsz < p->rmargin); + } + + ttsz = strlcpy(title, meta->title, p->rmargin); + + if (NULL == (msec = mdoc_msec2a(meta->msec))) + msec = ""; + + ssz = (2 * (ttsz + 2 + strlen(msec))) + tsz + 2; + + if (ssz > p->rmargin) { + if ((ssz -= p->rmargin) % 2) + ssz++; + ssz /= 2; + + assert(ssz <= ttsz); + title[ttsz - ssz] = 0; + ssz = 1; + } else + ssz = ((p->rmargin - ssz) / 2) + 1; + + printf("%s(%s)", title, msec); + + for (i = 0; i < ssz; i++) + printf(" "); + + printf("%s", buf); + + for (i = 0; i < ssz; i++) + printf(" "); + + printf("%s(%s)\n", title, msec); + fflush(stdout); + + free(title); + free(buf); +} @@ -19,55 +19,130 @@ #include <assert.h> #include <err.h> #include <getopt.h> +#include <stdio.h> #include <stdlib.h> #include "mmain.h" -extern void treeprint(const struct mdoc_node *, - const struct mdoc_meta *); +#define xprintf (void)printf + +static void doprint(const struct mdoc_node *, int); int main(int argc, char *argv[]) { struct mmain *p; const struct mdoc *mdoc; - int c; extern int optreset; extern int optind; p = mmain_alloc(); - if ( ! mmain_getopt(p, argc, argv, NULL)) + if ( ! mmain_getopt(p, argc, argv, NULL, NULL, NULL, NULL)) mmain_exit(p, 1); - optreset = optind = 1; - printf("here\n"); - - while (-1 != (c = getopt(argc, argv, "f:"))) - switch (c) { - case ('f'): - printf("%s\n", optarg); - break; - case ('?'): - if (mmain_isopt(optopt)) { - printf("ok: %d\n", optopt); - break; - } - printf("bad: %d\n", optopt); - /* FALLTHROUGH */ - default: - mmain_usage(NULL); - mmain_exit(p, 1); - /* NOTREACHED */ - } - if (NULL == (mdoc = mmain_mdoc(p))) mmain_exit(p, 1); - treeprint(mdoc_node(mdoc), mdoc_meta(mdoc)); + doprint(mdoc_node(mdoc), 0); mmain_exit(p, 0); /* NOTREACHED */ } +static void +doprint(const struct mdoc_node *n, int indent) +{ + const char *p, *t; + int i, j; + size_t argc, sz; + char **params; + struct mdoc_arg *argv; + + argv = NULL; + argc = sz = 0; + params = NULL; + + switch (n->type) { + case (MDOC_ROOT): + t = "root"; + break; + case (MDOC_BLOCK): + t = "block"; + break; + case (MDOC_HEAD): + t = "block-head"; + break; + case (MDOC_BODY): + t = "block-body"; + break; + case (MDOC_TAIL): + t = "block-tail"; + break; + case (MDOC_ELEM): + t = "elem"; + break; + case (MDOC_TEXT): + t = "text"; + break; + default: + abort(); + /* NOTREACHED */ + } + + switch (n->type) { + case (MDOC_TEXT): + p = n->data.text.string; + break; + case (MDOC_BODY): + p = mdoc_macronames[n->tok]; + break; + case (MDOC_HEAD): + p = mdoc_macronames[n->tok]; + break; + case (MDOC_TAIL): + p = mdoc_macronames[n->tok]; + break; + case (MDOC_ELEM): + p = mdoc_macronames[n->tok]; + argv = n->data.elem.argv; + argc = n->data.elem.argc; + break; + case (MDOC_BLOCK): + p = mdoc_macronames[n->tok]; + argv = n->data.block.argv; + argc = n->data.block.argc; + break; + case (MDOC_ROOT): + p = "root"; + break; + default: + abort(); + /* NOTREACHED */ + } + + for (i = 0; i < indent; i++) + xprintf(" "); + xprintf("%s (%s)", p, t); + + for (i = 0; i < (int)argc; i++) { + xprintf(" -%s", mdoc_argnames[argv[i].arg]); + if (argv[i].sz > 0) + xprintf(" ["); + for (j = 0; j < (int)argv[i].sz; j++) + xprintf(" [%s]", argv[i].value[j]); + if (argv[i].sz > 0) + xprintf(" ]"); + } + + for (i = 0; i < (int)sz; i++) + xprintf(" [%s]", params[i]); + + xprintf(" %d:%d\n", n->line, n->pos); + + if (n->child) + doprint(n->child, indent + 1); + if (n->next) + doprint(n->next, indent); +} @@ -42,7 +42,7 @@ struct mmain { struct mdoc *mdoc; /* Active parser. */ char *buf; /* Input buffer. */ u_long bufsz; /* Input buffer size. */ - char in[MAXPATHLEN]; /* Input file name. */ + char *in; /* Input file name. */ int fdin; /* Input file desc. */ }; @@ -60,6 +60,9 @@ extern int getsubopt(char **, char *const *, char **); #endif +/* + * Print our and our caller's usage message. + */ void mmain_usage(const char *help) { @@ -69,6 +72,9 @@ mmain_usage(const char *help) } +/* + * Allocate the convenience library and initialise some values. + */ struct mmain * mmain_alloc(void) { @@ -77,36 +83,41 @@ mmain_alloc(void) if (NULL == (p = calloc(1, sizeof(struct mmain)))) err(1, "malloc"); - (void)strlcpy(p->in, "-", MAXPATHLEN); + p->in = "-"; p->fdin = STDIN_FILENO; return(p); } +/* + * Parse command-line options. Accepts a small (<28 char) opstring "u" + * parameter (e.g. "ho:") or NULL, a corresponding "help" string (e.g. + * "[-h] [-o output]" or NULL, a callback function for parsed arguments + * and an opaque pointer argument for that function. + */ int -mmain_isopt(int c) +mmain_getopt(struct mmain *p, int argc, char *argv[], + const char *help, const char *u, void *arg, + int (*getopt_cb)(void *, int, const char *)) { - - switch (c) { - case ('v'): - /* FALLTHROUGH */ - case ('W'): - return(1); - default: - break; - } - return(0); -} + int c; + char opts[32]; /* XXX */ + size_t sz; + extern int optind; + extern int optreset; -int -mmain_getopt(struct mmain *p, int argc, - char *argv[], const char *help) -{ - int c; + sz = strlcpy(opts, "vW:", 32); + assert(sz < 32); + + if (u) { + sz = strlcat(opts, u, 32); + assert(sz < 32); + } - while (-1 != (c = getopt(argc, argv, ":vW:"))) + /* LINTED */ + while (-1 != (c = getopt(argc, argv, opts))) switch (c) { case ('v'): p->dbg++; @@ -116,23 +127,20 @@ mmain_getopt(struct mmain *p, int argc, return(0); break; case ('?'): - break; - default: mmain_usage(help); return(0); + default: + assert(getopt_cb); + if ((*getopt_cb)(arg, c, optarg)) + break; + return(0); } argv += optind; - argc -= optind; + if ((argc -= optind) > 0) + p->in = *argv++; - if (0 == argc) - return(1); - - if (strlcpy(p->in, *argv++, MAXPATHLEN) < MAXPATHLEN) - return(1); - - warnx("filename too long"); - return(0); + return(1); } @@ -22,8 +22,8 @@ /* * This is a convenience library for utilities implementing mdoc(3) * accepting a similar set of command-line patterns. mmain handles - * error reporting (to the terminal), preparing and reading the input - * file, and enacting the parse itself. + * error reporting (to the terminal), command-line parsing, preparing + * and reading the input file, and enacting the parse itself. */ #include "mdoc.h" @@ -34,9 +34,9 @@ struct mmain; struct mmain *mmain_alloc(void); __dead void mmain_exit(struct mmain *, int); -int mmain_getopt(struct mmain *, int, - char *[], const char *); -int mmain_isopt(int); +int mmain_getopt(struct mmain *, int, char *[], + const char *, const char *, void *, + int (*)(void *, int, const char *)); struct mdoc *mmain_mdoc(struct mmain *); void mmain_usage(const char *); diff --git a/termact.c b/termact.c deleted file mode 100644 index ec4fa099..00000000 --- a/termact.c +++ /dev/null @@ -1,1042 +0,0 @@ -/* $Id$ */ -/* - * Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the - * above copyright notice and this permission notice appear in all - * copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE - * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL - * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR - * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ -#include <assert.h> -#include <stdlib.h> -#include <string.h> - -#include "term.h" - -#define INDENT 4 - -/* - * Performs actions on nodes of the abstract syntax tree. Both pre- and - * post-fix operations are defined here. - */ - -#define TTYPE_PROG 0 -#define TTYPE_CMD_FLAG 1 -#define TTYPE_CMD_ARG 2 -#define TTYPE_SECTION 3 -#define TTYPE_FUNC_DECL 4 -#define TTYPE_VAR_DECL 5 -#define TTYPE_FUNC_TYPE 6 -#define TTYPE_FUNC_NAME 7 -#define TTYPE_FUNC_ARG 8 -#define TTYPE_LINK 9 -#define TTYPE_NMAX 10 - -/* - * These define "styles" for element types, like command arguments or - * executable names. This is useful when multiple macros must decorate - * the same thing (like .Ex -std cmd and .Nm cmd). - */ - -const int ttypes[TTYPE_NMAX] = { - TERMP_BOLD, /* TTYPE_PROG */ - TERMP_BOLD, /* TTYPE_CMD_FLAG */ - TERMP_UNDERLINE, /* TTYPE_CMD_ARG */ - TERMP_BOLD, /* TTYPE_SECTION */ - TERMP_BOLD, /* TTYPE_FUNC_DECL */ - TERMP_UNDERLINE, /* TTYPE_VAR_DECL */ - TERMP_UNDERLINE, /* TTYPE_FUNC_TYPE */ - TERMP_BOLD, /* TTYPE_FUNC_NAME */ - TERMP_UNDERLINE, /* TTYPE_FUNC_ARG */ - TERMP_UNDERLINE /* TTYPE_LINK */ -}; - -static int arg_hasattr(int, size_t, - const struct mdoc_arg *); -static int arg_getattr(int, size_t, - const struct mdoc_arg *); -static size_t arg_offset(const char *); - -/* - * What follows describes prefix and postfix operations for the abstract - * syntax tree descent. - */ - -#define DECL_ARGS \ - struct termp *p, \ - const struct mdoc_meta *meta, \ - const struct mdoc_node *node - -#define DECL_PRE(name) \ -static int name##_pre(DECL_ARGS) -#define DECL_POST(name) \ -static void name##_post(DECL_ARGS) - -DECL_PRE(termp_aq); -DECL_PRE(termp_ar); -DECL_PRE(termp_bd); -DECL_PRE(termp_d1); -DECL_PRE(termp_dq); -DECL_PRE(termp_ex); -DECL_PRE(termp_fa); -DECL_PRE(termp_fd); -DECL_PRE(termp_fl); -DECL_PRE(termp_fn); -DECL_PRE(termp_ft); -DECL_PRE(termp_it); -DECL_PRE(termp_nd); -DECL_PRE(termp_nm); -DECL_PRE(termp_ns); -DECL_PRE(termp_nx); -DECL_PRE(termp_op); -DECL_PRE(termp_ox); -DECL_PRE(termp_pf); -DECL_PRE(termp_pp); -DECL_PRE(termp_qq); -DECL_PRE(termp_sh); -DECL_PRE(termp_sq); -DECL_PRE(termp_sx); -DECL_PRE(termp_ud); -DECL_PRE(termp_va); -DECL_PRE(termp_vt); -DECL_PRE(termp_xr); - -DECL_POST(termp_aq); -DECL_POST(termp_ar); -DECL_POST(termp_bl); -DECL_POST(termp_d1); -DECL_POST(termp_dq); -DECL_POST(termp_fa); -DECL_POST(termp_fd); -DECL_POST(termp_fl); -DECL_POST(termp_fn); -DECL_POST(termp_ft); -DECL_POST(termp_it); -DECL_POST(termp_nm); -DECL_POST(termp_op); -DECL_POST(termp_pf); -DECL_POST(termp_qq); -DECL_POST(termp_sh); -DECL_POST(termp_sq); -DECL_POST(termp_sx); -DECL_POST(termp_va); -DECL_POST(termp_vt); - -const struct termact __termacts[MDOC_MAX] = { - { NULL, NULL }, /* \" */ - { NULL, NULL }, /* Dd */ - { NULL, NULL }, /* Dt */ - { NULL, NULL }, /* Os */ - { termp_sh_pre, termp_sh_post }, /* Sh */ - { NULL, NULL }, /* Ss */ - { termp_pp_pre, NULL }, /* Pp */ - { termp_d1_pre, termp_d1_post }, /* D1 */ - { NULL, NULL }, /* Dl */ - { termp_bd_pre, NULL }, /* Bd */ - { NULL, NULL }, /* Ed */ - { NULL, termp_bl_post }, /* Bl */ - { NULL, NULL }, /* El */ - { termp_it_pre, termp_it_post }, /* It */ - { NULL, NULL }, /* Ad */ - { NULL, NULL }, /* An */ - { termp_ar_pre, termp_ar_post }, /* Ar */ - { NULL, NULL }, /* Cd */ - { NULL, NULL }, /* Cm */ - { NULL, NULL }, /* Dv */ - { NULL, NULL }, /* Er */ - { NULL, NULL }, /* Ev */ - { termp_ex_pre, NULL }, /* Ex */ - { termp_fa_pre, termp_fa_post }, /* Fa */ - { termp_fd_pre, termp_fd_post }, /* Fd */ - { termp_fl_pre, termp_fl_post }, /* Fl */ - { termp_fn_pre, termp_fn_post }, /* Fn */ - { termp_ft_pre, termp_ft_post }, /* Ft */ - { NULL, NULL }, /* Ic */ - { NULL, NULL }, /* In */ - { NULL, NULL }, /* Li */ - { termp_nd_pre, NULL }, /* Nd */ - { termp_nm_pre, termp_nm_post }, /* Nm */ - { termp_op_pre, termp_op_post }, /* Op */ - { NULL, NULL }, /* Ot */ - { NULL, NULL }, /* Pa */ - { NULL, NULL }, /* Rv */ - { NULL, NULL }, /* St */ - { termp_va_pre, termp_va_post }, /* Va */ - { termp_vt_pre, termp_vt_post }, /* Vt */ - { termp_xr_pre, NULL }, /* Xr */ - { NULL, NULL }, /* %A */ - { NULL, NULL }, /* %B */ - { NULL, NULL }, /* %D */ - { NULL, NULL }, /* %I */ - { NULL, NULL }, /* %J */ - { NULL, NULL }, /* %N */ - { NULL, NULL }, /* %O */ - { NULL, NULL }, /* %P */ - { NULL, NULL }, /* %R */ - { NULL, NULL }, /* %T */ - { NULL, NULL }, /* %V */ - { NULL, NULL }, /* Ac */ - { NULL, NULL }, /* Ao */ - { termp_aq_pre, termp_aq_post }, /* Aq */ - { NULL, NULL }, /* At */ - { NULL, NULL }, /* Bc */ - { NULL, NULL }, /* Bf */ - { NULL, NULL }, /* Bo */ - { NULL, NULL }, /* Bq */ - { NULL, NULL }, /* Bsx */ - { NULL, NULL }, /* Bx */ - { NULL, NULL }, /* Db */ - { NULL, NULL }, /* Dc */ - { NULL, NULL }, /* Do */ - { termp_dq_pre, termp_dq_post }, /* Dq */ - { NULL, NULL }, /* Ec */ - { NULL, NULL }, /* Ef */ - { NULL, NULL }, /* Em */ - { NULL, NULL }, /* Eo */ - { NULL, NULL }, /* Fx */ - { NULL, NULL }, /* Ms */ - { NULL, NULL }, /* No */ - { termp_ns_pre, NULL }, /* Ns */ - { termp_nx_pre, NULL }, /* Nx */ - { termp_ox_pre, NULL }, /* Ox */ - { NULL, NULL }, /* Pc */ - { termp_pf_pre, termp_pf_post }, /* Pf */ - { NULL, NULL }, /* Po */ - { NULL, NULL }, /* Pq */ - { NULL, NULL }, /* Qc */ - { NULL, NULL }, /* Ql */ - { NULL, NULL }, /* Qo */ - { termp_qq_pre, termp_qq_post }, /* Qq */ - { NULL, NULL }, /* Re */ - { NULL, NULL }, /* Rs */ - { NULL, NULL }, /* Sc */ - { NULL, NULL }, /* So */ - { termp_sq_pre, termp_sq_post }, /* Sq */ - { NULL, NULL }, /* Sm */ - { termp_sx_pre, termp_sx_post }, /* Sx */ - { NULL, NULL }, /* Sy */ - { NULL, NULL }, /* Tn */ - { NULL, NULL }, /* Ux */ - { NULL, NULL }, /* Xc */ - { NULL, NULL }, /* Xo */ - { NULL, NULL }, /* Fo */ - { NULL, NULL }, /* Fc */ - { NULL, NULL }, /* Oo */ - { NULL, NULL }, /* Oc */ - { NULL, NULL }, /* Bk */ - { NULL, NULL }, /* Ek */ - { NULL, NULL }, /* Bt */ - { NULL, NULL }, /* Hf */ - { NULL, NULL }, /* Fr */ - { termp_ud_pre, NULL }, /* Ud */ -}; - -const struct termact *termacts = __termacts; - - -static size_t -arg_offset(const char *v) -{ - if (0 == strcmp(v, "indent")) - return(INDENT); - if (0 == strcmp(v, "indent-two")) - return(INDENT * 2); - - /* TODO */ - return(0); -} - - -static int -arg_hasattr(int arg, size_t argc, const struct mdoc_arg *argv) -{ - - return(-1 != arg_getattr(arg, argc, argv)); -} - - -static int -arg_getattr(int arg, size_t argc, const struct mdoc_arg *argv) -{ - int i; - - for (i = 0; i < (int)argc; i++) - if (argv[i].arg == arg) - return(i); - return(-1); -} - - -/* ARGSUSED */ -static int -termp_dq_pre(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return(1); - - word(p, "``"); - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static void -termp_dq_post(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return; - - p->flags |= TERMP_NOSPACE; - word(p, "''"); -} - - -/* ARGSUSED */ -static void -termp_it_post(DECL_ARGS) -{ - const struct mdoc_node *n, *it; - const struct mdoc_block *bl; - int i; - size_t width; - - /* - * This (and termp_it_pre()) are the most complicated functions - * here. They must account for a considerable number of - * switches that completely change the output behaviour, like - * -tag versus -column. Yech. - */ - - switch (node->type) { - case (MDOC_BODY): - /* FALLTHROUGH */ - case (MDOC_HEAD): - break; - default: - return; - } - - it = node->parent; - assert(MDOC_BLOCK == it->type); - assert(MDOC_It == it->tok); - - n = it->parent; - assert(MDOC_BODY == n->type); - assert(MDOC_Bl == n->tok); - n = n->parent; - bl = &n->data.block; - - /* If `-tag', adjust our margins accordingly. */ - - if (arg_hasattr(MDOC_Tag, bl->argc, bl->argv)) { - i = arg_getattr(MDOC_Width, bl->argc, bl->argv); - assert(i >= 0); - assert(1 == bl->argv[i].sz); - width = strlen(*bl->argv[i].value); /* XXX */ - - if (MDOC_HEAD == node->type) { - flushln(p); - /* FIXME: nested lists. */ - p->rmargin = p->maxrmargin; - p->flags &= ~TERMP_NOBREAK; - } else { - flushln(p); - p->offset -= width + 1; - p->flags &= ~TERMP_NOLPAD; - } - return; - } - - if (arg_hasattr(MDOC_Ohang, bl->argc, bl->argv)) { - i = arg_getattr(MDOC_Offset, bl->argc, bl->argv); - assert(i >= 0); - assert(1 == bl->argv[i].sz); - width = arg_offset(*bl->argv[i].value); - - flushln(p); - p->offset -= width + 1; - return; - } -} - - -/* ARGSUSED */ -static int -termp_it_pre(DECL_ARGS) -{ - const struct mdoc_node *n, *it; - const struct mdoc_block *bl; - int i; - size_t width; - - /* - * Also see termp_it_post() for general comments. - */ - - switch (node->type) { - case (MDOC_BODY): - /* FALLTHROUGH */ - case (MDOC_HEAD): - it = node->parent; - break; - case (MDOC_BLOCK): - it = node; - break; - default: - return(1); - } - - assert(MDOC_BLOCK == it->type); - assert(MDOC_It == it->tok); - - n = it->parent; - assert(MDOC_BODY == n->type); - assert(MDOC_Bl == n->tok); - n = n->parent; - bl = &n->data.block; - - /* If `-compact', don't assert vertical space. */ - - if (MDOC_BLOCK == node->type) { - if (arg_hasattr(MDOC_Compact, bl->argc, bl->argv)) - newln(p); - else - vspace(p); - return(1); - } - - assert(MDOC_HEAD == node->type - || MDOC_BODY == node->type); - - /* If `-tag', adjust our margins accordingly. */ - - if (arg_hasattr(MDOC_Tag, bl->argc, bl->argv)) { - i = arg_getattr(MDOC_Width, bl->argc, bl->argv); - assert(i >= 0); /* XXX */ - assert(1 == bl->argv[i].sz); - width = strlen(*bl->argv[i].value); /* XXX */ - - /* FIXME: nested lists. */ - - if (MDOC_HEAD == node->type) { - p->flags |= TERMP_NOBREAK; - p->flags |= TERMP_NOSPACE; - p->rmargin = p->offset + width; - } else { - p->flags |= TERMP_NOSPACE; - p->flags |= TERMP_NOLPAD; - p->offset += width + 1; - } - return(1); - } - - /* If `-ohang', adjust left-margin. */ - - if (arg_hasattr(MDOC_Ohang, bl->argc, bl->argv)) { - i = arg_getattr(MDOC_Offset, bl->argc, bl->argv); - assert(i >= 0); - assert(1 == bl->argv[i].sz); - width = arg_offset(*bl->argv[i].value); - - p->flags |= TERMP_NOSPACE; - p->offset += width + 1; - return(1); - } - - return(1); -} - - -/* ARGSUSED */ -static void -termp_nm_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_PROG]; -} - - -/* ARGSUSED */ -static void -termp_fl_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_CMD_FLAG]; -} - - -/* ARGSUSED */ -static int -termp_ar_pre(DECL_ARGS) -{ - - p->flags |= ttypes[TTYPE_CMD_ARG]; - if (NULL == node->child) - word(p, "..."); - return(1); -} - - -/* ARGSUSED */ -static int -termp_nm_pre(DECL_ARGS) -{ - - p->flags |= ttypes[TTYPE_PROG]; - if (NULL == node->child) - word(p, meta->name); - return(1); -} - - -/* ARGSUSED */ -static int -termp_ns_pre(DECL_ARGS) -{ - - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static int -termp_pp_pre(DECL_ARGS) -{ - - vspace(p); - return(1); -} - - -/* ARGSUSED */ -static void -termp_ar_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_CMD_ARG]; -} - - -/* ARGSUSED */ -static int -termp_ex_pre(DECL_ARGS) -{ - int i; - - i = arg_getattr(MDOC_Std, node->data.elem.argc, - node->data.elem.argv); - assert(i >= 0); - - word(p, "The"); - p->flags |= ttypes[TTYPE_PROG]; - word(p, *node->data.elem.argv[i].value); - p->flags &= ~ttypes[TTYPE_PROG]; - word(p, "utility exits 0 on success, and >0 if an error occurs."); - - return(1); -} - - -/* ARGSUSED */ -static int -termp_nd_pre(DECL_ARGS) -{ - - word(p, "\\-"); - return(1); -} - - -/* ARGSUSED */ -static void -termp_bl_post(DECL_ARGS) -{ - - if (MDOC_BLOCK == node->type) - newln(p); -} - - -/* ARGSUSED */ -static void -termp_op_post(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return; - p->flags |= TERMP_NOSPACE; - word(p, "\\(rB"); -} - - -/* ARGSUSED */ -static void -termp_sh_post(DECL_ARGS) -{ - - switch (node->type) { - case (MDOC_HEAD): - p->flags &= ~ttypes[TTYPE_SECTION]; - newln(p); - break; - case (MDOC_BODY): - newln(p); - p->offset -= INDENT; - break; - default: - break; - } -} - - -/* ARGSUSED */ -static int -termp_xr_pre(DECL_ARGS) -{ - const struct mdoc_node *n; - - n = node->child; - assert(n); - - assert(MDOC_TEXT == n->type); - word(p, n->data.text.string); - - if (NULL == (n = n->next)) - return(0); - - assert(MDOC_TEXT == n->type); - p->flags |= TERMP_NOSPACE; - word(p, "("); - p->flags |= TERMP_NOSPACE; - word(p, n->data.text.string); - p->flags |= TERMP_NOSPACE; - word(p, ")"); - - return(0); -} - - -/* ARGSUSED */ -static int -termp_vt_pre(DECL_ARGS) -{ - - /* FIXME: this can be "type name". */ - p->flags |= ttypes[TTYPE_VAR_DECL]; - return(1); -} - - -/* ARGSUSED */ -static void -termp_vt_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_VAR_DECL]; - if (node->sec == SEC_SYNOPSIS) - vspace(p); -} - - -/* ARGSUSED */ -static int -termp_fd_pre(DECL_ARGS) -{ - - /* - * FIXME: this naming is bad. This value is used, in general, - * for the #include header or other preprocessor statement. - */ - p->flags |= ttypes[TTYPE_FUNC_DECL]; - return(1); -} - - -/* ARGSUSED */ -static void -termp_fd_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_FUNC_DECL]; - if (node->sec == SEC_SYNOPSIS) - vspace(p); - -} - - -/* ARGSUSED */ -static int -termp_sh_pre(DECL_ARGS) -{ - - switch (node->type) { - case (MDOC_HEAD): - vspace(p); - p->flags |= ttypes[TTYPE_SECTION]; - break; - case (MDOC_BODY): - p->offset += INDENT; - break; - default: - break; - } - return(1); -} - - -/* ARGSUSED */ -static int -termp_op_pre(DECL_ARGS) -{ - - switch (node->type) { - case (MDOC_BODY): - word(p, "\\(lB"); - p->flags |= TERMP_NOSPACE; - break; - default: - break; - } - return(1); -} - - -/* ARGSUSED */ -static int -termp_ud_pre(DECL_ARGS) -{ - - word(p, "currently under development."); - return(1); -} - - -/* ARGSUSED */ -static int -termp_fl_pre(DECL_ARGS) -{ - - p->flags |= ttypes[TTYPE_CMD_FLAG]; - word(p, "\\-"); - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static int -termp_d1_pre(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return(1); - newln(p); - p->offset += INDENT; - return(1); -} - - -/* ARGSUSED */ -static void -termp_d1_post(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return; - newln(p); - p->offset -= INDENT; -} - - -/* ARGSUSED */ -static int -termp_aq_pre(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return(1); - word(p, "<"); - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static void -termp_aq_post(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return; - p->flags |= TERMP_NOSPACE; - word(p, ">"); -} - - -/* ARGSUSED */ -static int -termp_ft_pre(DECL_ARGS) -{ - - p->flags |= ttypes[TTYPE_FUNC_TYPE]; - return(1); -} - - -/* ARGSUSED */ -static void -termp_ft_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_FUNC_TYPE]; - if (node->sec == SEC_SYNOPSIS) - newln(p); - -} - - -/* ARGSUSED */ -static int -termp_fn_pre(DECL_ARGS) -{ - const struct mdoc_node *n; - - assert(node->child); - assert(MDOC_TEXT == node->child->type); - - /* FIXME: can be "type funcname" "type varname"... */ - - p->flags |= ttypes[TTYPE_FUNC_NAME]; - word(p, node->child->data.text.string); - p->flags &= ~ttypes[TTYPE_FUNC_NAME]; - - p->flags |= TERMP_NOSPACE; - word(p, "("); - - p->flags |= TERMP_NOSPACE; - for (n = node->child->next; n; n = n->next) { - assert(MDOC_TEXT == n->type); - p->flags |= ttypes[TTYPE_FUNC_ARG]; - word(p, n->data.text.string); - p->flags &= ~ttypes[TTYPE_FUNC_ARG]; - if ((n->next)) - word(p, ","); - } - - p->flags |= TERMP_NOSPACE; - word(p, ")"); - - if (SEC_SYNOPSIS == node->sec) - word(p, ";"); - - return(0); -} - - -/* ARGSUSED */ -static void -termp_fn_post(DECL_ARGS) -{ - - if (node->sec == SEC_SYNOPSIS) - vspace(p); - -} - - -/* ARGSUSED */ -static int -termp_sx_pre(DECL_ARGS) -{ - - p->flags |= ttypes[TTYPE_LINK]; - return(1); -} - - -/* ARGSUSED */ -static void -termp_sx_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_LINK]; -} - - -/* ARGSUSED */ -static int -termp_fa_pre(DECL_ARGS) -{ - - p->flags |= ttypes[TTYPE_FUNC_ARG]; - return(1); -} - - -/* ARGSUSED */ -static void -termp_fa_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_FUNC_ARG]; -} - - -/* ARGSUSED */ -static int -termp_va_pre(DECL_ARGS) -{ - - p->flags |= ttypes[TTYPE_VAR_DECL]; - return(1); -} - - -/* ARGSUSED */ -static void -termp_va_post(DECL_ARGS) -{ - - p->flags &= ~ttypes[TTYPE_VAR_DECL]; -} - - -/* ARGSUSED */ -static int -termp_bd_pre(DECL_ARGS) -{ - const struct mdoc_block *bl; - const struct mdoc_node *n; - - if (MDOC_BLOCK == node->type) { - vspace(p); - return(1); - } else if (MDOC_BODY != node->type) - return(1); - - assert(MDOC_BLOCK == node->parent->type); - - bl = &node->parent->data.block; - if ( ! arg_hasattr(MDOC_Literal, bl->argc, bl->argv)) - return(1); - - p->flags |= TERMP_LITERAL; - - for (n = node->child; n; n = n->next) { - assert(MDOC_TEXT == n->type); /* FIXME */ - if ((*n->data.text.string)) { - word(p, n->data.text.string); - flushln(p); - } else - vspace(p); - - } - - p->flags &= ~TERMP_LITERAL; - return(0); -} - - -/* ARGSUSED */ -static int -termp_qq_pre(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return(1); - word(p, "\""); - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static void -termp_qq_post(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return; - p->flags |= TERMP_NOSPACE; - word(p, "\""); -} - - -/* ARGSUSED */ -static int -termp_ox_pre(DECL_ARGS) -{ - - word(p, "OpenBSD"); - return(1); -} - - -/* ARGSUSED */ -static int -termp_nx_pre(DECL_ARGS) -{ - - word(p, "NetBSD"); - return(1); -} - - -/* ARGSUSED */ -static int -termp_sq_pre(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return(1); - word(p, "`"); - p->flags |= TERMP_NOSPACE; - return(1); -} - - -/* ARGSUSED */ -static void -termp_sq_post(DECL_ARGS) -{ - - if (MDOC_BODY != node->type) - return; - p->flags |= TERMP_NOSPACE; - word(p, "\'"); -} - - -/* ARGSUSED */ -static int -termp_pf_pre(DECL_ARGS) -{ - - p->flags |= TERMP_IGNDELIM; - return(1); -} - - -/* ARGSUSED */ -static void -termp_pf_post(DECL_ARGS) -{ - - p->flags &= ~TERMP_IGNDELIM; - p->flags |= TERMP_NOSPACE; -} - - diff --git a/tree.c b/tree.c deleted file mode 100644 index aa3e4c44..00000000 --- a/tree.c +++ /dev/null @@ -1,132 +0,0 @@ -/* $Id$ */ -/* - * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the - * above copyright notice and this permission notice appear in all - * copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE - * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL - * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR - * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ -#include <stdlib.h> -#include <stdio.h> - -#include "mdoc.h" - -#define xprintf (void)printf - -static void treeprint_r(const struct mdoc_node *, int); - -static void -treeprint_r(const struct mdoc_node *n, int indent) -{ - const char *p, *t; - int i, j; - size_t argc, sz; - char **params; - struct mdoc_arg *argv; - - argv = NULL; - argc = sz = 0; - params = NULL; - - switch (n->type) { - case (MDOC_ROOT): - t = "root"; - break; - case (MDOC_BLOCK): - t = "block"; - break; - case (MDOC_HEAD): - t = "block-head"; - break; - case (MDOC_BODY): - t = "block-body"; - break; - case (MDOC_TAIL): - t = "block-tail"; - break; - case (MDOC_ELEM): - t = "elem"; - break; - case (MDOC_TEXT): - t = "text"; - break; - default: - abort(); - /* NOTREACHED */ - } - - switch (n->type) { - case (MDOC_TEXT): - p = n->data.text.string; - break; - case (MDOC_BODY): - p = mdoc_macronames[n->tok]; - break; - case (MDOC_HEAD): - p = mdoc_macronames[n->tok]; - break; - case (MDOC_TAIL): - p = mdoc_macronames[n->tok]; - break; - case (MDOC_ELEM): - p = mdoc_macronames[n->tok]; - argv = n->data.elem.argv; - argc = n->data.elem.argc; - break; - case (MDOC_BLOCK): - p = mdoc_macronames[n->tok]; - argv = n->data.block.argv; - argc = n->data.block.argc; - break; - case (MDOC_ROOT): - p = "root"; - break; - default: - abort(); - /* NOTREACHED */ - } - - for (i = 0; i < indent; i++) - xprintf(" "); - xprintf("%s (%s)", p, t); - - for (i = 0; i < (int)argc; i++) { - xprintf(" -%s", mdoc_argnames[argv[i].arg]); - if (argv[i].sz > 0) - xprintf(" ["); - for (j = 0; j < (int)argv[i].sz; j++) - xprintf(" [%s]", argv[i].value[j]); - if (argv[i].sz > 0) - xprintf(" ]"); - } - - for (i = 0; i < (int)sz; i++) - xprintf(" [%s]", params[i]); - - xprintf(" %d:%d\n", n->line, n->pos); - - if (n->child) - treeprint_r(n->child, indent + 1); - if (n->next) - treeprint_r(n->next, indent); -} - - -/* ARGSUSED */ -void -treeprint(const struct mdoc_node *node, - const struct mdoc_meta *meta) -{ - - treeprint_r(node, 0); -} |