=================================================================== RCS file: /cvs/mandoc/Attic/mlg.c,v retrieving revision 1.4 retrieving revision 1.19 diff -u -p -r1.4 -r1.19 --- mandoc/Attic/mlg.c 2008/12/04 11:25:29 1.4 +++ mandoc/Attic/mlg.c 2008/12/07 21:30:49 1.19 @@ -1,4 +1,4 @@ -/* $Id: mlg.c,v 1.4 2008/12/04 11:25:29 kristaps Exp $ */ +/* $Id: mlg.c,v 1.19 2008/12/07 21:30:49 kristaps Exp $ */ /* * Copyright (c) 2008 Kristaps Dzonsons * @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -51,16 +52,18 @@ struct md_mlg { size_t pos; enum md_tok last; void *arg; - ml_begintag begintag; - ml_endtag endtag; - ml_begin begin; - ml_end end; + struct ml_cbs cbs; int flags; #define ML_OVERRIDE_ONE (1 << 0) #define ML_OVERRIDE_ALL (1 << 1) + void *data; }; +static char *mlg_literal(int); +static char *mlg_At_literal(const char *); +static char *mlg_fmt(int); +static char *mlg_St_literal(int); static void mlg_roffmsg(void *arg, enum roffmsg, const char *, const char *, char *); static int mlg_roffhead(void *, const struct tm *, @@ -68,27 +71,40 @@ static int mlg_roffhead(void *, const struct tm *, const char *, const char *); static int mlg_rofftail(void *); static int mlg_roffin(void *, int, int *, char **); -static int mlg_roffdata(void *, int, char *); +static int mlg_roffdata(void *, int, + const char *, char *); static int mlg_roffout(void *, int); static int mlg_roffblkin(void *, int, int *, char **); static int mlg_roffblkout(void *, int); -static int mlg_roffspecial(void *, int, int *, - char **, char **); -static int mlg_roffblkheadin(void *, int, int *, char **); +static int mlg_roffspecial(void *, int, + const char *, const int *, + const char **, char **); +static int mlg_roffblkheadin(void *, int, + int *, char **); static int mlg_roffblkheadout(void *, int); -static int mlg_roffblkbodyin(void *, int, int *, char **); +static int mlg_roffblkbodyin(void *, int, + int *, char **); static int mlg_roffblkbodyout(void *, int); -static int mlg_beginblk(struct md_mlg *, enum md_ns, int, - int *, char **); -static int mlg_endblk(struct md_mlg *, enum md_ns, int); static int mlg_begintag(struct md_mlg *, enum md_ns, int, int *, char **); static int mlg_endtag(struct md_mlg *, enum md_ns, int); static int mlg_indent(struct md_mlg *); static int mlg_newline(struct md_mlg *); static void mlg_mode(struct md_mlg *, enum md_tok); -static int mlg_data(struct md_mlg *, int, char *); +static int mlg_nstring(struct md_mlg *, + const char *, const char *, size_t); +static int mlg_string(struct md_mlg *, + const char *, const char *); +static int mlg_data(struct md_mlg *, int, + const char *, char *); +static void mlg_err(struct md_mlg *, const char *, + const char *, const char *, ...); +static void mlg_msg(struct md_mlg *, enum roffmsg, + const char *, const char *, char *); +static void mlg_vmsg(struct md_mlg *, enum roffmsg, + const char *, const char *, + const char *, va_list); #ifdef __linux__ extern size_t strlcat(char *, const char *, size_t); @@ -96,60 +112,212 @@ extern size_t strlcpy(char *, const char *, size_t); #endif -static int -mlg_beginblk(struct md_mlg *p, enum md_ns ns, int tok, - int *argc, char **argv) +static char * +mlg_St_literal(int argc) { - if (0 != p->pos) { - if ( ! mlg_newline(p)) - return(0); - if ( ! mlg_indent(p)) - return(0); - } else if ( ! mlg_indent(p)) - return(0); - p->indent++; - mlg_mode(p, MD_BLK_IN); + switch (argc) { + case(ROFF_p1003_1_88): + return("IEEE Std 1003.1-1988 (“POSIX”)"); + case(ROFF_p1003_1_90): + return("IEEE Std 1003.1-1990 (“POSIX”)"); + case(ROFF_p1003_1_96): + return("ISO/IEC 9945-1:1996 (“POSIX”)"); + case(ROFF_p1003_1_2001): + return("IEEE Std 1003.1-2001 (“POSIX”)"); + case(ROFF_p1003_1_2004): + return("IEEE Std 1003.1-2004 (“POSIX”)"); + case(ROFF_p1003_1): + return("IEEE Std 1003.1 (“POSIX”)"); + case(ROFF_p1003_1b): + return("IEEE Std 1003.1b (“POSIX”)"); + case(ROFF_p1003_1b_93): + return("IEEE Std 1003.1b-1993 (“POSIX”)"); + case(ROFF_p1003_1c_95): + return("IEEE Std 1003.1c-1995 (“POSIX”)"); + case(ROFF_p1003_1g_2000): + return("IEEE Std 1003.1g-2000 (“POSIX”)"); + case(ROFF_p1003_2_92): + return("IEEE Std 1003.2-1992 (“POSIX.2”)"); + case(ROFF_p1387_2_95): + return("IEEE Std 1387.2-1995 (“POSIX.7.2”)"); + case(ROFF_p1003_2): + return("IEEE Std 1003.2 (“POSIX.2”)"); + case(ROFF_p1387_2): + return("IEEE Std 1387.2 (“POSIX.7.2”)"); + case(ROFF_isoC_90): + return("ISO/IEC 9899:1990 (“ISO C90”)"); + case(ROFF_isoC_amd1): + return("ISO/IEC 9899/AMD1:1995 (“ISO C90”)"); + case(ROFF_isoC_tcor1): + return("ISO/IEC 9899/TCOR1:1994 (“ISO C90”)"); + case(ROFF_isoC_tcor2): + return("ISO/IEC 9899/TCOR2:1995 (“ISO C90”)"); + case(ROFF_isoC_99): + return("ISO/IEC 9899:1999 (“ISO C99”)"); + case(ROFF_ansiC): + return("ANSI X3.159-1989 (“ANSI C”)"); + case(ROFF_ansiC_89): + return("ANSI X3.159-1989 (“ANSI C”)"); + case(ROFF_ansiC_99): + return("ANSI/ISO/IEC 9899-1999 (“ANSI C99”)"); + case(ROFF_ieee754): + return("IEEE Std 754-1985"); + case(ROFF_iso8802_3): + return("ISO 8802-3: 1989"); + case(ROFF_xpg3): + return("X/Open Portability Guide Issue 3 (“XPG3”)"); + case(ROFF_xpg4): + return("X/Open Portability Guide Issue 4 (“XPG4”)"); + case(ROFF_xpg4_2): + return("X/Open Portability Guide Issue 4.2 (“XPG4.2”)"); + case(ROFF_xpg4_3): + return("X/Open Portability Guide Issue 4.3 (“XPG4.3”)"); + case(ROFF_xbd5): + return("X/Open System Interface Definitions Issue 5 (“XBD5”)"); + case(ROFF_xcu5): + return("X/Open Commands and Utilities Issue 5 (“XCU5”)"); + case(ROFF_xsh5): + return("X/Open System Interfaces and Headers Issue 5 (“XSH5”)"); + case(ROFF_xns5): + return("X/Open Networking Services Issue 5 (“XNS5”)"); + case(ROFF_xns5_2d2_0): + return("X/Open Networking Services Issue 5.2 Draft 2.0 (“XNS5.2D2.0”)"); + case(ROFF_xcurses4_2): + return("X/Open Curses Issue 4 Version 2 (“XCURSES4.2”)"); + case(ROFF_susv2): + return("Version 2 of the Single UNIX Specification"); + case(ROFF_susv3): + return("Version 3 of the Single UNIX Specification"); + case(ROFF_svid4): + return("System V Interface Definition, Fourth Edition (“SVID4”)"); + default: + break; + } - if ( ! mlg_begintag(p, ns, tok, argc, argv)) - return(0); - return(mlg_newline(p)); + abort(); + /* NOTREACHED */ } -static int -mlg_endblk(struct md_mlg *p, enum md_ns ns, int tok) +static char * +mlg_At_literal(const char *p) { - p->indent--; + if (NULL == p) + return("AT&T UNIX"); + if (0 == strcmp(p, "v6")) + return("Version 6 AT&T UNIX"); + else if (0 == strcmp(p, "v7")) + return("Version 7 AT&T UNIX"); + else if (0 == strcmp(p, "32v")) + return("Version 32v AT&T UNIX"); + else if (0 == strcmp(p, "V.1")) + return("AT&T System V.1 UNIX"); + else if (0 == strcmp(p, "V.4")) + return("AT&T System V.4 UNIX"); - if (0 != p->pos) { - if ( ! mlg_newline(p)) - return(0); - if ( ! mlg_indent(p)) - return(0); - } else if ( ! mlg_indent(p)) - return(0); + abort(); + /* NOTREACHED */ +} - mlg_mode(p, MD_BLK_OUT); - if ( ! mlg_endtag(p, ns, tok)) - return(0); - return(mlg_newline(p)); + +static char * +mlg_fmt(int tok) +{ + + switch (tok) { + case (ROFF_Ex): + return ("The %s utility exits 0 on success, and " + ">0 if an error occurs."); + case (ROFF_Rv): + return ("The %s() function returns the value 0 if " + "successful; otherwise the value -1 " + "is returned and the global variable " + "errno " + "is set to indicate the error."); + case (ROFF_In): + return("#include <%s>"); + default: + break; + } + + abort(); + /* NOTREACHED */ } +static char * +mlg_literal(int tok) +{ + + switch (tok) { + case (ROFF_Bt): + return("is currently in beta test."); + case (ROFF_Ud): + return("currently under development."); + case (ROFF_Fx): + return("FreeBSD"); + case (ROFF_Nx): + return("NetBSD"); + case (ROFF_Ox): + return("OpenBSD"); + case (ROFF_Ux): + return("UNIX"); + case (ROFF_Bx): + return("BSD"); + case (ROFF_Bsx): + return("BSDI BSD/OS"); + default: + break; + } + abort(); + /* NOTREACHED */ +} + + static int mlg_begintag(struct md_mlg *p, enum md_ns ns, int tok, int *argc, char **argv) { ssize_t res; - /* TODO: extra rules for block/inline. */ + assert(MD_NS_DEFAULT != ns); + switch (ns) { + case (MD_NS_INLINE): + if ( ! (ML_OVERRIDE_ONE & p->flags) && + ! (ML_OVERRIDE_ALL & p->flags) && + p->pos + 11 >= COLUMNS) + if ( ! mlg_newline(p)) + return(0); + if (0 != p->pos && (MD_TEXT == p->last || + MD_INLINE_OUT == p->last) + && ! (ML_OVERRIDE_ONE & p->flags) + && ! (ML_OVERRIDE_ALL & p->flags)) + if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) + return(0); + if (0 == p->pos && ! mlg_indent(p)) + return(0); + mlg_mode(p, MD_INLINE_IN); + break; + default: + if (0 != p->pos) { + if ( ! mlg_newline(p)) + return(0); + if ( ! mlg_indent(p)) + return(0); + } else if ( ! mlg_indent(p)) + return(0); + p->indent++; + mlg_mode(p, MD_BLK_IN); + break; + } + if ( ! ml_nputs(p->mbuf, "<", 1, &p->pos)) return(0); - res = (*p->begintag)(p->mbuf, p->args, ns, tok, + res = (*p->cbs.ml_begintag)(p->mbuf, p->data, p->args, ns, tok, argc, (const char **)argv); if (-1 == res) return(0); @@ -157,9 +325,19 @@ mlg_begintag(struct md_mlg *p, enum md_ns ns, int tok, assert(res >= 0); p->pos += (size_t)res; - /* TODO: extra rules for block/inline. */ + if ( ! ml_nputs(p->mbuf, ">", 1, &p->pos)) + return(0); - return(ml_nputs(p->mbuf, ">", 1, &p->pos)); + switch (ns) { + case (MD_NS_INLINE): + break; + default: + if ( ! mlg_newline(p)) + return(0); + break; + } + + return(1); } @@ -168,21 +346,46 @@ mlg_endtag(struct md_mlg *p, enum md_ns ns, int tok) { ssize_t res; - /* TODO: extra rules for block/inline. */ + assert(MD_NS_DEFAULT != ns); + switch (ns) { + case (MD_NS_INLINE): + break; + default: + p->indent--; + if (0 != p->pos) { + if ( ! mlg_newline(p)) + return(0); + if ( ! mlg_indent(p)) + return(0); + } else if ( ! mlg_indent(p)) + return(0); + break; + } + if ( ! ml_nputs(p->mbuf, "pos)) return(0); - res = (*p->endtag)(p->mbuf, p->args, ns, tok); + res = (*p->cbs.ml_endtag)(p->mbuf, p->data, p->args, ns, tok); if (-1 == res) return(0); assert(res >= 0); p->pos += (size_t)res; - /* TODO: extra rules for block/inline. */ + if ( ! ml_nputs(p->mbuf, ">", 1, &p->pos)) + return(0); + + switch (ns) { + case (MD_NS_INLINE): + mlg_mode(p, MD_INLINE_OUT); + break; + default: + mlg_mode(p, MD_BLK_OUT); + break; + } - return(ml_nputs(p->mbuf, ">", 1, &p->pos)); + return(1); } @@ -191,7 +394,8 @@ mlg_indent(struct md_mlg *p) { size_t count; - count = p->indent > MAXINDENT ? (size_t)MAXINDENT : p->indent; + count = p->indent > MAXINDENT ? + (size_t)MAXINDENT : p->indent; count *= INDENT; assert(0 == p->pos); @@ -202,12 +406,9 @@ mlg_indent(struct md_mlg *p) static int mlg_newline(struct md_mlg *p) { - size_t dummy; - if ( ! ml_nputs(p->mbuf, "\n", 1, &dummy)) - return(0); p->pos = 0; - return(1); + return(ml_nputs(p->mbuf, "\n", 1, NULL)); } @@ -221,66 +422,80 @@ mlg_mode(struct md_mlg *p, enum md_tok ns) static int -mlg_data(struct md_mlg *p, int space, char *buf) +mlg_string(struct md_mlg *p, const char *start, const char *buf) { - size_t sz; - char *bufp; + + return(mlg_nstring(p, start, buf, strlen(buf))); +} + +static int +mlg_nstring(struct md_mlg *p, const char *start, + const char *buf, size_t sz) +{ + int c; + ssize_t res; + assert(p->mbuf); assert(0 != p->indent); - if (ML_OVERRIDE_ONE & p->flags || - ML_OVERRIDE_ALL & p->flags) - space = 0; + res = (*p->cbs.ml_beginstring)(p->mbuf, p->args, buf, sz); + if (-1 == res) + return(0); - while (*buf) { - while (*buf && isspace(*buf)) - buf++; + if (0 == (c = ml_nputstring(p->mbuf, buf, sz, &p->pos))) { + mlg_err(p, start, buf, "bad string " + "encoding: `%s'", buf); + return(0); + } else if (-1 == c) + return(0); - if (0 == *buf) - break; + res = (*p->cbs.ml_endstring)(p->mbuf, p->args, buf, sz); + if (-1 == res) + return(0); - bufp = buf; - while (*buf && ! isspace(*buf)) - buf++; + return(1); +} - if (0 != *buf) - *buf++ = 0; - sz = strlen(bufp); +static int +mlg_data(struct md_mlg *p, int space, const char *start, char *buf) +{ + size_t sz; - if (0 == p->pos) { - if ( ! mlg_indent(p)) - return(0); - if ( ! ml_nputstring(p->mbuf, bufp, - sz, &p->pos)) - return(0); - if (p->indent * INDENT + sz >= COLUMNS) - if ( ! mlg_newline(p)) - return(0); - if ( ! (ML_OVERRIDE_ALL & p->flags)) - space = 1; - continue; - } + assert(p->mbuf); + assert(0 != p->indent); - if (space && sz + p->pos >= COLUMNS) { + if (ML_OVERRIDE_ONE & p->flags || + ML_OVERRIDE_ALL & p->flags) + space = 0; + + sz = strlen(buf); + + if (0 == p->pos) { + if ( ! mlg_indent(p)) + return(0); + if ( ! mlg_nstring(p, start, buf, sz)) + return(0); + + if (p->indent * INDENT + sz >= COLUMNS) if ( ! mlg_newline(p)) return(0); - if ( ! mlg_indent(p)) - return(0); - } else if (space) { - if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) - return(0); - } - if ( ! ml_nputstring(p->mbuf, bufp, sz, &p->pos)) - return(0); + return(1); + } - if ( ! (ML_OVERRIDE_ALL & p->flags)) - space = 1; + if (space && sz + p->pos >= COLUMNS) { + if ( ! mlg_newline(p)) + return(0); + if ( ! mlg_indent(p)) + return(0); + } else if (space) { + if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) + return(0); } - return(1); + return(mlg_nstring(p, start, buf, sz)); } @@ -299,6 +514,9 @@ mlg_exit(struct md_mlg *p, int flush) c = roff_free(p->tree, flush); free(p); + + (*p->cbs.ml_free)(p->data); + return(c); } @@ -307,8 +525,7 @@ struct md_mlg * mlg_alloc(const struct md_args *args, const struct md_rbuf *rbuf, struct md_mbuf *mbuf, - ml_begintag begintag, ml_endtag endtag, - ml_begin begin, ml_end end) + const struct ml_cbs *cbs) { struct roffcb cb; struct md_mlg *p; @@ -333,17 +550,17 @@ mlg_alloc(const struct md_args *args, p->args = args; p->mbuf = mbuf; p->rbuf = rbuf; - p->begintag = begintag; - p->endtag = endtag; - p->begin = begin; - p->end = end; - if (NULL == (p->tree = roff_alloc(&cb, p))) { + (void)memcpy(&p->cbs, cbs, sizeof(struct ml_cbs)); + + if (NULL == (p->tree = roff_alloc(&cb, p))) free(p); - return(NULL); - } + else if ( ! (*p->cbs.ml_alloc)(&p->data)) + free(p); + else + return(p); - return(p); + return(NULL); } @@ -357,7 +574,8 @@ mlg_roffhead(void *arg, const struct tm *tm, const cha p = (struct md_mlg *)arg; mlg_mode(p, MD_BLK_IN); - if ( ! (*p->begin)(p->mbuf, p->args, tm, os, title, sec, vol)) + + if ( ! (*p->cbs.ml_begin)(p->mbuf, p->args, tm, os, title, sec, vol)) return(0); p->indent++; @@ -373,12 +591,14 @@ mlg_rofftail(void *arg) assert(arg); p = (struct md_mlg *)arg; - if (0 != p->pos && ! mlg_newline(p)) + if (0 != p->pos) + if ( ! mlg_newline(p)) + return(0); + + if ( ! (*p->cbs.ml_end)(p->mbuf, p->args)) return(0); mlg_mode(p, MD_BLK_OUT); - if ( ! (*p->end)(p->mbuf, p->args)) - return(0); return(mlg_newline(p)); } @@ -386,29 +606,184 @@ mlg_rofftail(void *arg) /* ARGSUSED */ static int -mlg_roffspecial(void *arg, int tok, int *argc, char **argv, char **more) +mlg_roffspecial(void *arg, int tok, const char *start, + const int *argc, const char **argv, char **more) { struct md_mlg *p; + char buf[256]; assert(arg); p = (struct md_mlg *)arg; + /* + * First handle macros without content. + */ + switch (tok) { case (ROFF_Ns): p->flags |= ML_OVERRIDE_ONE; - break; + return(1); case (ROFF_Sm): assert(*more); if (0 == strcmp(*more, "on")) p->flags |= ML_OVERRIDE_ALL; else p->flags &= ~ML_OVERRIDE_ALL; + return(1); + default: break; + } + + /* + * Handle macros put into different-token tags. + */ + + switch (tok) { + case (ROFF_Fn): + assert(*more); + if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) + return(0); + if ( ! mlg_string(p, start, *more++)) + return(0); + if ( ! mlg_endtag(p, MD_NS_INLINE, tok)) + return(0); + if (*more) { + if ( ! ml_nputs(p->mbuf, "(", 1, &p->pos)) + return(0); + p->flags |= ML_OVERRIDE_ONE; + if ( ! mlg_begintag(p, MD_NS_INLINE, + ROFF_Fa, NULL, more)) + return(0); + if ( ! mlg_string(p, start, *more++)) + return(0); + if ( ! mlg_endtag(p, MD_NS_INLINE, ROFF_Fa)) + return(0); + while (*more) { + if ( ! ml_nputs(p->mbuf, ", ", 2, &p->pos)) + return(0); + if ( ! mlg_begintag(p, MD_NS_INLINE, ROFF_Fa, NULL, more)) + return(0); + if ( ! mlg_string(p, start, *more++)) + return(0); + if ( ! mlg_endtag(p, MD_NS_INLINE, ROFF_Fa)) + return(0); + } + if ( ! ml_nputs(p->mbuf, ")", 1, &p->pos)) + return(0); + } + return(1); default: break; } - return(1); + /* + * Now handle macros in their environments. + */ + + if ( ! mlg_begintag(p, MD_NS_INLINE, tok, NULL, more)) + return(0); + + switch (tok) { + case (ROFF_St): + assert(NULL == *argv); + assert(ROFF_ARGMAX != *argc); + if ( ! ml_puts(p->mbuf, mlg_St_literal(*argc), + &p->pos)) + return(0); + while (*more) { + if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) + return(0); + if ( ! mlg_string(p, start, *more++)) + return(0); + } + break; + + case (ROFF_Xr): + if ( ! *more) { + mlg_err(p, start, start, "missing argument"); + return(0); + } + if ( ! ml_puts(p->mbuf, *more++, &p->pos)) + return(0); + if (*more) { + if ( ! ml_nputs(p->mbuf, "(", 1, &p->pos)) + return(0); + if ( ! mlg_string(p, start, *more++)) + return(0); + if ( ! ml_nputs(p->mbuf, ")", 1, &p->pos)) + return(0); + } + if (*more) { + mlg_err(p, start, start, "too many arguments"); + return(0); + } + break; + + case (ROFF_Sx): + /* FALLTHROUGH */ + case (ROFF_Nm): + assert(*more); + if ( ! mlg_string(p, start, *more++)) + return(0); + assert(NULL == *more); + break; + + case (ROFF_In): + /* NOTREACHED */ + case (ROFF_Ex): + /* NOTREACHED */ + case (ROFF_Rv): + assert(*more); + /* FIXME: *more must be ml-filtered. */ + (void)snprintf(buf, sizeof(buf), + mlg_fmt(tok), *more++); + if ( ! ml_puts(p->mbuf, buf, &p->pos)) + return(0); + assert(NULL == *more); + break; + + case (ROFF_At): + /* FIXME: *more must be ml-filtered. */ + if ( ! ml_puts(p->mbuf, mlg_At_literal(*more), &p->pos)) + return(0); + break; + + case (ROFF_Bx): + /* FALLTHROUGH */ + case (ROFF_Bsx): + /* FALLTHROUGH */ + case (ROFF_Fx): + /* FALLTHROUGH */ + case (ROFF_Nx): + /* FALLTHROUGH */ + case (ROFF_Ox): + if ( ! ml_puts(p->mbuf, mlg_literal(tok), &p->pos)) + return(0); + while (*more) { + if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) + return(0); + if ( ! mlg_string(p, start, *more++)) + return(0); + } + break; + + case (ROFF_Bt): + /* FALLTHROUGH */ + case (ROFF_Ud): + /* FALLTHROUGH */ + case (ROFF_Ux): + assert(NULL == *more); + if ( ! ml_puts(p->mbuf, mlg_literal(tok), &p->pos)) + return(0); + break; + + default: + mlg_err(p, start, start, "`%s' not yet supported", + toknames[tok]); + return(0); + } + + return(mlg_endtag(p, MD_NS_INLINE, tok)); } @@ -416,7 +791,7 @@ static int mlg_roffblkin(void *arg, int tok, int *argc, char **argv) { - return(mlg_beginblk((struct md_mlg *)arg, + return(mlg_begintag((struct md_mlg *)arg, MD_NS_BLOCK, tok, argc, argv)); } @@ -425,7 +800,7 @@ static int mlg_roffblkout(void *arg, int tok) { - return(mlg_endblk((struct md_mlg *)arg, MD_NS_BLOCK, tok)); + return(mlg_endtag((struct md_mlg *)arg, MD_NS_BLOCK, tok)); } @@ -433,7 +808,7 @@ static int mlg_roffblkbodyin(void *arg, int tok, int *argc, char **argv) { - return(mlg_beginblk((struct md_mlg *)arg, + return(mlg_begintag((struct md_mlg *)arg, MD_NS_BODY, tok, argc, argv)); } @@ -442,7 +817,7 @@ static int mlg_roffblkbodyout(void *arg, int tok) { - return(mlg_endblk((struct md_mlg *)arg, MD_NS_BODY, tok)); + return(mlg_endtag((struct md_mlg *)arg, MD_NS_BODY, tok)); } @@ -450,7 +825,7 @@ static int mlg_roffblkheadin(void *arg, int tok, int *argc, char **argv) { - return(mlg_beginblk((struct md_mlg *)arg, + return(mlg_begintag((struct md_mlg *)arg, MD_NS_HEAD, tok, argc, argv)); } @@ -459,67 +834,82 @@ static int mlg_roffblkheadout(void *arg, int tok) { - return(mlg_endblk((struct md_mlg *)arg, MD_NS_HEAD, tok)); + return(mlg_endtag((struct md_mlg *)arg, MD_NS_HEAD, tok)); } static int mlg_roffin(void *arg, int tok, int *argc, char **argv) { - struct md_mlg *p; - assert(arg); - p = (struct md_mlg *)arg; + return(mlg_begintag((struct md_mlg *)arg, + MD_NS_INLINE, tok, argc, argv)); +} - /* FIXME: this part. */ - if ( ! (ML_OVERRIDE_ONE & p->flags) && - ! (ML_OVERRIDE_ALL & p->flags) && - p->pos + 11 > COLUMNS) - if ( ! mlg_newline(p)) - return(0); +static int +mlg_roffout(void *arg, int tok) +{ - if (0 != p->pos && (MD_TEXT == p->last || - MD_INLINE_OUT == p->last) - && ! (ML_OVERRIDE_ONE & p->flags) - && ! (ML_OVERRIDE_ALL & p->flags)) - if ( ! ml_nputs(p->mbuf, " ", 1, &p->pos)) - return(0); + return(mlg_endtag((struct md_mlg *)arg, MD_NS_INLINE, tok)); +} - if (0 == p->pos && ! mlg_indent(p)) - return(0); - mlg_mode(p, MD_INLINE_IN); - return(mlg_begintag(p, MD_NS_INLINE, tok, argc, argv)); +static void +mlg_roffmsg(void *arg, enum roffmsg lvl, + const char *buf, const char *pos, char *msg) +{ + + mlg_msg((struct md_mlg *)arg, lvl, buf, pos, msg); } static int -mlg_roffout(void *arg, int tok) +mlg_roffdata(void *arg, int space, const char *start, char *buf) { struct md_mlg *p; assert(arg); p = (struct md_mlg *)arg; - if (0 == p->pos && ! mlg_indent(p)) + if ( ! mlg_data(p, space, start, buf)) return(0); - mlg_mode(p, MD_INLINE_OUT); - return(mlg_endtag(p, MD_NS_INLINE, tok)); + mlg_mode(p, MD_TEXT); + + return(1); } static void -mlg_roffmsg(void *arg, enum roffmsg lvl, +mlg_vmsg(struct md_mlg *p, enum roffmsg lvl, const char *start, + const char *pos, const char *fmt, va_list ap) +{ + char buf[128]; + + (void)vsnprintf(buf, sizeof(buf), fmt, ap); + mlg_msg(p, lvl, start, pos, buf); +} + + +static void +mlg_err(struct md_mlg *p, const char *start, + const char *pos, const char *fmt, ...) +{ + va_list ap; + + va_start(ap, fmt); + mlg_vmsg(p, ROFF_ERROR, start, pos, fmt, ap); + va_end(ap); +} + + +static void +mlg_msg(struct md_mlg *p, enum roffmsg lvl, const char *buf, const char *pos, char *msg) { char *level; - struct md_mlg *p; - assert(arg); - p = (struct md_mlg *)arg; - switch (lvl) { case (ROFF_WARN): if ( ! (MD_WARN_ALL & p->args->warnings)) @@ -540,22 +930,4 @@ mlg_roffmsg(void *arg, enum roffmsg lvl, else (void)fprintf(stderr, "%s: %s: %s\n", p->rbuf->name, level, msg); - } - - -static int -mlg_roffdata(void *arg, int space, char *buf) -{ - struct md_mlg *p; - - assert(arg); - p = (struct md_mlg *)arg; - - if ( ! mlg_data(p, space, buf)) - return(0); - - mlg_mode(p, MD_TEXT); - return(1); -} -