version 1.5, 2009/01/01 20:40:16 |
version 1.28, 2009/02/23 15:19:47 |
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#include "private.h" |
#include "private.h" |
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/* |
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* Routines to parse arguments of macros. Arguments follow the syntax |
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* of `-arg [val [valN...]]'. Arguments come in all types: quoted |
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* arguments, multiple arguments per value, no-value arguments, etc. |
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*/ |
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#define ARGS_QUOTED (1 << 0) |
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#define ARGS_DELIM (1 << 1) |
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#define ARGS_TABSEP (1 << 2) |
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static int lookup(int, const char *); |
static int lookup(int, const char *); |
static int parse(struct mdoc *, int, |
static int args(struct mdoc *, int, int *, |
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char *, int, char **); |
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static int argv(struct mdoc *, int, |
struct mdoc_arg *, int *, char *); |
struct mdoc_arg *, int *, char *); |
static int postparse(struct mdoc *, int, |
static int argv_single(struct mdoc *, int, |
const struct mdoc_arg *, int); |
struct mdoc_arg *, int *, char *); |
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static int argv_multi(struct mdoc *, int, |
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struct mdoc_arg *, int *, char *); |
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static int pwarn(struct mdoc *, int, int, int); |
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static int perr(struct mdoc *, int, int, int); |
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/* Warning messages. */ |
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#define WQUOTPARM (0) |
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#define WARGVPARM (1) |
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#define WCOLEMPTY (2) |
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#define WTAILWS (3) |
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/* Error messages. */ |
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#define EQUOTTERM (0) |
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#define EARGVAL (1) |
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#define EARGMANY (2) |
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static int mdoc_argflags[MDOC_MAX] = { |
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0, /* \" */ |
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0, /* Dd */ |
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0, /* Dt */ |
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0, /* Os */ |
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0, /* Sh */ |
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0, /* Ss */ |
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ARGS_DELIM, /* Pp */ |
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ARGS_DELIM, /* D1 */ |
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ARGS_DELIM, /* Dl */ |
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0, /* Bd */ |
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0, /* Ed */ |
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0, /* Bl */ |
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0, /* El */ |
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ARGS_DELIM, /* It */ |
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ARGS_DELIM, /* Ad */ |
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ARGS_DELIM, /* An */ |
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ARGS_DELIM, /* Ar */ |
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ARGS_QUOTED, /* Cd */ |
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ARGS_DELIM, /* Cm */ |
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ARGS_DELIM, /* Dv */ |
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ARGS_DELIM, /* Er */ |
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ARGS_DELIM, /* Ev */ |
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0, /* Ex */ |
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ARGS_DELIM | ARGS_QUOTED, /* Fa */ |
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0, /* Fd */ |
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ARGS_DELIM, /* Fl */ |
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ARGS_DELIM | ARGS_QUOTED, /* Fn */ |
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ARGS_DELIM | ARGS_QUOTED, /* Ft */ |
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ARGS_DELIM, /* Ic */ |
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0, /* In */ |
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ARGS_DELIM, /* Li */ |
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0, /* Nd */ |
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ARGS_DELIM, /* Nm */ |
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ARGS_DELIM, /* Op */ |
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0, /* Ot */ |
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ARGS_DELIM, /* Pa */ |
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0, /* Rv */ |
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ARGS_DELIM, /* St */ |
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ARGS_DELIM, /* Va */ |
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ARGS_DELIM, /* Vt */ |
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ARGS_DELIM, /* Xr */ |
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ARGS_QUOTED, /* %A */ |
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ARGS_QUOTED, /* %B */ |
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ARGS_QUOTED, /* %D */ |
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ARGS_QUOTED, /* %I */ |
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ARGS_QUOTED, /* %J */ |
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ARGS_QUOTED, /* %N */ |
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ARGS_QUOTED, /* %O */ |
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ARGS_QUOTED, /* %P */ |
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ARGS_QUOTED, /* %R */ |
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ARGS_QUOTED, /* %T */ |
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ARGS_QUOTED, /* %V */ |
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ARGS_DELIM, /* Ac */ |
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0, /* Ao */ |
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ARGS_DELIM, /* Aq */ |
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ARGS_DELIM, /* At */ |
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ARGS_DELIM, /* Bc */ |
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0, /* Bf */ |
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0, /* Bo */ |
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ARGS_DELIM, /* Bq */ |
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ARGS_DELIM, /* Bsx */ |
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ARGS_DELIM, /* Bx */ |
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0, /* Db */ |
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ARGS_DELIM, /* Dc */ |
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0, /* Do */ |
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ARGS_DELIM, /* Dq */ |
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ARGS_DELIM, /* Ec */ |
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0, /* Ef */ |
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ARGS_DELIM, /* Em */ |
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0, /* Eo */ |
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ARGS_DELIM, /* Fx */ |
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ARGS_DELIM, /* Ms */ |
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ARGS_DELIM, /* No */ |
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ARGS_DELIM, /* Ns */ |
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ARGS_DELIM, /* Nx */ |
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ARGS_DELIM, /* Ox */ |
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ARGS_DELIM, /* Pc */ |
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ARGS_DELIM, /* Pf */ |
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0, /* Po */ |
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ARGS_DELIM, /* Pq */ |
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ARGS_DELIM, /* Qc */ |
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ARGS_DELIM, /* Ql */ |
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0, /* Qo */ |
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ARGS_DELIM, /* Qq */ |
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0, /* Re */ |
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0, /* Rs */ |
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ARGS_DELIM, /* Sc */ |
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0, /* So */ |
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ARGS_DELIM, /* Sq */ |
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0, /* Sm */ |
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ARGS_DELIM, /* Sx */ |
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ARGS_DELIM, /* Sy */ |
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ARGS_DELIM, /* Tn */ |
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ARGS_DELIM, /* Ux */ |
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ARGS_DELIM, /* Xc */ |
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0, /* Xo */ |
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0, /* Fo */ |
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0, /* Fc */ |
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0, /* Oo */ |
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ARGS_DELIM, /* Oc */ |
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0, /* Bk */ |
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0, /* Ek */ |
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0, /* Bt */ |
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0, /* Hf */ |
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0, /* Fr */ |
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0, /* Ud */ |
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}; |
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static int |
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perr(struct mdoc *mdoc, int line, int pos, int code) |
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{ |
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int c; |
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switch (code) { |
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case (EQUOTTERM): |
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c = mdoc_perr(mdoc, line, pos, |
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"unterminated quoted parameter"); |
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break; |
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case (EARGVAL): |
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c = mdoc_perr(mdoc, line, pos, |
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"argument requires a value"); |
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break; |
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case (EARGMANY): |
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c = mdoc_perr(mdoc, line, pos, |
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"too many values for argument"); |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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return(c); |
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} |
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static int |
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pwarn(struct mdoc *mdoc, int line, int pos, int code) |
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{ |
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int c; |
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switch (code) { |
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case (WQUOTPARM): |
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c = mdoc_pwarn(mdoc, line, pos, WARN_SYNTAX, |
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"unexpected quoted parameter"); |
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break; |
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case (WARGVPARM): |
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c = mdoc_pwarn(mdoc, line, pos, WARN_SYNTAX, |
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"argument-like parameter"); |
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break; |
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case (WCOLEMPTY): |
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c = mdoc_pwarn(mdoc, line, pos, WARN_SYNTAX, |
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"last list column is empty"); |
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break; |
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case (WTAILWS): |
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c = mdoc_pwarn(mdoc, line, pos, WARN_COMPAT, |
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"trailing whitespace"); |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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return(c); |
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} |
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int |
int |
mdoc_args(struct mdoc *mdoc, int tok, int *pos, char *buf, int fl, char **v) |
mdoc_args(struct mdoc *mdoc, int line, |
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int *pos, char *buf, int tok, char **v) |
{ |
{ |
int i; |
int fl, c, i; |
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struct mdoc_node *n; |
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fl = (0 == tok) ? 0 : mdoc_argflags[tok]; |
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/* |
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* First see if we should use TABSEP (Bl -column). This |
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* invalidates the use of ARGS_DELIM. |
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*/ |
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if (MDOC_It == tok) { |
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for (n = mdoc->last; n; n = n->parent) |
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if (MDOC_BLOCK == n->type) |
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if (MDOC_Bl == n->tok) |
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break; |
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assert(n); |
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c = (int)n->data.block.argc; |
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assert(c > 0); |
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/* LINTED */ |
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for (i = 0; i < c; i++) { |
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if (MDOC_Column != n->data.block.argv[i].arg) |
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continue; |
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fl |= ARGS_TABSEP; |
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fl &= ~ARGS_DELIM; |
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break; |
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} |
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} |
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return(args(mdoc, line, pos, buf, fl, v)); |
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} |
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static int |
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args(struct mdoc *mdoc, int line, |
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int *pos, char *buf, int fl, char **v) |
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{ |
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int i, c; |
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char *p, *pp; |
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assert(*pos > 0); |
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if (0 == buf[*pos]) |
if (0 == buf[*pos]) |
return(ARGS_EOLN); |
return(ARGS_EOLN); |
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if ('\"' == buf[*pos] && ! (fl & ARGS_QUOTED)) |
if ('\"' == buf[*pos] && ! (fl & ARGS_QUOTED)) |
if ( ! mdoc_warn(mdoc, tok, *pos, WARN_SYNTAX_QUOTED)) |
if ( ! pwarn(mdoc, line, *pos, WQUOTPARM)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
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if ('-' == buf[*pos]) |
if ('-' == buf[*pos]) |
if ( ! mdoc_warn(mdoc, tok, *pos, WARN_SYNTAX_ARGLIKE)) |
if ( ! pwarn(mdoc, line, *pos, WARGVPARM)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
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/* |
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* If the first character is a delimiter and we're to look for |
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* delimited strings, then pass down the buffer seeing if it |
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* follows the pattern of [[::delim::][ ]+]+. |
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*/ |
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if ((fl & ARGS_DELIM) && mdoc_iscdelim(buf[*pos])) { |
if ((fl & ARGS_DELIM) && mdoc_iscdelim(buf[*pos])) { |
for (i = *pos; buf[i]; ) { |
for (i = *pos; (c = buf[i]); ) { |
if ( ! mdoc_iscdelim(buf[i])) |
if ( ! mdoc_iscdelim(c)) |
break; |
break; |
i++; |
i++; |
if (0 == buf[i] || ! isspace(buf[i])) |
if (0 == buf[i] || ! isspace(c)) |
break; |
break; |
i++; |
i++; |
while (buf[i] && isspace(buf[i])) |
while (buf[i] && isspace(c)) |
i++; |
i++; |
} |
} |
if (0 == buf[i]) { |
if (0 == buf[i]) { |
Line 66 mdoc_args(struct mdoc *mdoc, int tok, int *pos, char * |
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Line 306 mdoc_args(struct mdoc *mdoc, int tok, int *pos, char * |
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} |
} |
} |
} |
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/* |
/* First parse non-quoted strings. */ |
* Parse routine for non-quoted string. |
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*/ |
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if ('\"' != buf[*pos]) { |
if ('\"' != buf[*pos] || ! (ARGS_QUOTED & fl)) { |
*v = &buf[*pos]; |
*v = &buf[*pos]; |
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while (buf[*pos] && ! isspace(buf[*pos])) |
/* |
(*pos)++; |
* Thar be dragons here! If we're tab-separated, search |
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* ahead for either a tab or the `Ta' macro. If a tab |
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* is detected, it mustn't be escaped; if a `Ta' is |
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* detected, it must be space-buffered before and after. |
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* If either of these hold true, then prune out the |
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* extra spaces and call it an argument. |
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*/ |
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if (ARGS_TABSEP & fl) { |
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/* Scan ahead to unescaped tab. */ |
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for (p = *v; ; p++) { |
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if (NULL == (p = strchr(p, '\t'))) |
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break; |
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if (p == *v) |
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break; |
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if ('\\' != *(p - 1)) |
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break; |
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} |
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/* Scan ahead to unescaped `Ta'. */ |
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for (pp = *v; ; pp++) { |
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if (NULL == (pp = strstr(pp, "Ta"))) |
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break; |
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if (pp > *v && ' ' != *(pp - 1)) |
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continue; |
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if (' ' == *(pp + 2) || 0 == *(pp + 2)) |
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break; |
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} |
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/* Choose delimiter tab/Ta. */ |
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if (p && pp) |
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p = (p < pp ? p : pp); |
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else if ( ! p && pp) |
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p = pp; |
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/* Strip delimiter's preceding whitespace. */ |
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if (p && p > *v) { |
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pp = p - 1; |
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while (pp > *v && ' ' == *pp) |
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pp--; |
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if (pp == *v && ' ' == *pp) |
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*pp = 0; |
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else if (' ' == *pp) |
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*(pp + 1) = 0; |
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} |
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/* ...in- and proceding whitespace. */ |
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if (p && ('\t' != *p)) { |
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*p++ = 0; |
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*p++ = 0; |
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} else if (p) |
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*p++ = 0; |
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if (p) { |
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while (' ' == *p) |
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p++; |
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if (0 != *p) |
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*(p - 1) = 0; |
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*pos += p - *v; |
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} |
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if (p && 0 == *p) |
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if ( ! pwarn(mdoc, line, *pos, WCOLEMPTY)) |
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return(0); |
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if (p && 0 == *p && p > *v && ' ' == *(p - 1)) |
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if ( ! pwarn(mdoc, line, *pos, WTAILWS)) |
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return(0); |
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if (p) |
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return(ARGS_WORD); |
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/* Configure the eoln case, too. */ |
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p = strchr(*v, 0); |
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assert(p); |
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if (p > *v && ' ' == *(p - 1)) |
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if ( ! pwarn(mdoc, line, *pos, WTAILWS)) |
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return(0); |
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*pos += p - *v; |
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return(ARGS_WORD); |
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} |
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/* Do non-tabsep look-ahead here. */ |
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if ( ! (ARGS_TABSEP & fl)) |
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while ((c = buf[*pos])) { |
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if (isspace(c)) |
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if ('\\' != buf[*pos - 1]) |
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break; |
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(*pos)++; |
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} |
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if (0 == buf[*pos]) |
if (0 == buf[*pos]) |
return(ARGS_WORD); |
return(ARGS_WORD); |
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buf[(*pos)++] = 0; |
buf[(*pos)++] = 0; |
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if (0 == buf[*pos]) |
if (0 == buf[*pos]) |
return(ARGS_WORD); |
return(ARGS_WORD); |
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while (buf[*pos] && isspace(buf[*pos])) |
if ( ! (ARGS_TABSEP & fl)) |
(*pos)++; |
while (buf[*pos] && isspace((int)buf[*pos])) |
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(*pos)++; |
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if (buf[*pos]) |
if (buf[*pos]) |
return(ARGS_WORD); |
return(ARGS_WORD); |
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if ( ! mdoc_warn(mdoc, tok, *pos, WARN_SYNTAX_WS_EOLN)) |
if ( ! pwarn(mdoc, line, *pos, WTAILWS)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
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return(ARGS_WORD); |
return(ARGS_WORD); |
Line 107 mdoc_args(struct mdoc *mdoc, int tok, int *pos, char * |
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Line 444 mdoc_args(struct mdoc *mdoc, int tok, int *pos, char * |
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(*pos)++; |
(*pos)++; |
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if (0 == buf[*pos]) { |
if (0 == buf[*pos]) { |
(void)mdoc_err(mdoc, tok, *pos, ERR_SYNTAX_UNQUOTE); |
(void)perr(mdoc, line, *pos, EQUOTTERM); |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
} |
} |
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buf[(*pos)++] = 0; |
buf[(*pos)++] = 0; |
if (0 == buf[*pos]) |
if (0 == buf[*pos]) |
return(ARGS_WORD); |
return(ARGS_QWORD); |
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while (buf[*pos] && isspace(buf[*pos])) |
while (buf[*pos] && isspace((int)buf[*pos])) |
(*pos)++; |
(*pos)++; |
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if (buf[*pos]) |
if (buf[*pos]) |
return(ARGS_WORD); |
return(ARGS_QWORD); |
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if ( ! mdoc_warn(mdoc, tok, *pos, WARN_SYNTAX_WS_EOLN)) |
if ( ! pwarn(mdoc, line, *pos, WTAILWS)) |
return(ARGS_ERROR); |
return(ARGS_ERROR); |
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return(ARGS_WORD); |
return(ARGS_QWORD); |
} |
} |
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Line 133 lookup(int tok, const char *argv) |
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Line 470 lookup(int tok, const char *argv) |
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{ |
{ |
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switch (tok) { |
switch (tok) { |
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case (MDOC_An): |
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if (xstrcmp(argv, "split")) |
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return(MDOC_Split); |
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else if (xstrcmp(argv, "nosplit")) |
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return(MDOC_Nosplit); |
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break; |
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case (MDOC_Bd): |
case (MDOC_Bd): |
if (xstrcmp(argv, "ragged")) |
if (xstrcmp(argv, "ragged")) |
return(MDOC_Ragged); |
return(MDOC_Ragged); |
else if (xstrcmp(argv, "unfilled")) |
else if (xstrcmp(argv, "unfilled")) |
return(MDOC_Unfilled); |
return(MDOC_Unfilled); |
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else if (xstrcmp(argv, "filled")) |
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return(MDOC_Filled); |
else if (xstrcmp(argv, "literal")) |
else if (xstrcmp(argv, "literal")) |
return(MDOC_Literal); |
return(MDOC_Literal); |
else if (xstrcmp(argv, "file")) |
else if (xstrcmp(argv, "file")) |
Line 146 lookup(int tok, const char *argv) |
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Line 492 lookup(int tok, const char *argv) |
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return(MDOC_Offset); |
return(MDOC_Offset); |
break; |
break; |
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case (MDOC_Bf): |
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if (xstrcmp(argv, "emphasis")) |
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return(MDOC_Emphasis); |
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else if (xstrcmp(argv, "literal")) |
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return(MDOC_Literal); |
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else if (xstrcmp(argv, "symbolic")) |
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return(MDOC_Symbolic); |
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break; |
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case (MDOC_Bk): |
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if (xstrcmp(argv, "words")) |
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return(MDOC_Words); |
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break; |
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case (MDOC_Bl): |
case (MDOC_Bl): |
if (xstrcmp(argv, "bullet")) |
if (xstrcmp(argv, "bullet")) |
return(MDOC_Bullet); |
return(MDOC_Bullet); |
Line 262 lookup(int tok, const char *argv) |
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Line 622 lookup(int tok, const char *argv) |
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break; |
break; |
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default: |
default: |
abort(); |
break; |
/* NOTREACHED */ |
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} |
} |
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return(MDOC_ARG_MAX); |
return(MDOC_ARG_MAX); |
Line 271 lookup(int tok, const char *argv) |
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Line 630 lookup(int tok, const char *argv) |
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static int |
static int |
postparse(struct mdoc *mdoc, int tok, const struct mdoc_arg *v, int pos) |
argv_multi(struct mdoc *mdoc, int line, |
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struct mdoc_arg *v, int *pos, char *buf) |
{ |
{ |
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int c, ppos; |
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char *p; |
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switch (v->arg) { |
v->sz = 0; |
case (MDOC_Offset): |
v->value = xcalloc(MDOC_LINEARG_MAX, sizeof(char *)); |
assert(v->value); |
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assert(v->value[0]); |
ppos = *pos; |
if (xstrcmp(v->value[0], "left")) |
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for (v->sz = 0; v->sz < MDOC_LINEARG_MAX; v->sz++) { |
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if ('-' == buf[*pos]) |
break; |
break; |
if (xstrcmp(v->value[0], "right")) |
c = args(mdoc, line, pos, buf, ARGS_QUOTED, &p); |
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if (ARGS_ERROR == c) { |
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free(v->value); |
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return(0); |
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} else if (ARGS_EOLN == c) |
break; |
break; |
if (xstrcmp(v->value[0], "center")) |
v->value[v->sz] = p; |
break; |
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if (xstrcmp(v->value[0], "indent")) |
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break; |
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if (xstrcmp(v->value[0], "indent-two")) |
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break; |
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return(mdoc_err(mdoc, tok, pos, ERR_SYNTAX_ARGBAD)); |
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default: |
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break; |
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} |
} |
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return(1); |
if (0 < v->sz && v->sz < MDOC_LINEARG_MAX) |
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return(1); |
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|
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free(v->value); |
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if (0 == v->sz) |
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return(perr(mdoc, line, ppos, EARGVAL)); |
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|
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return(perr(mdoc, line, ppos, EARGMANY)); |
} |
} |
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|
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static int |
static int |
parse(struct mdoc *mdoc, int tok, |
argv_single(struct mdoc *mdoc, int line, |
struct mdoc_arg *v, int *pos, char *buf) |
struct mdoc_arg *v, int *pos, char *buf) |
{ |
{ |
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int c, ppos; |
char *p; |
char *p; |
int c, ppos, i; |
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ppos = *pos; |
ppos = *pos; |
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switch (v->arg) { |
c = args(mdoc, line, pos, buf, ARGS_QUOTED, &p); |
case(MDOC_Compact): |
if (ARGS_ERROR == c) |
/* FALLTHROUGH */ |
return(0); |
case(MDOC_Ragged): |
if (ARGS_EOLN == c) |
/* FALLTHROUGH */ |
return(perr(mdoc, line, ppos, EARGVAL)); |
case(MDOC_Unfilled): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Literal): |
|
/* FALLTHROUGH */ |
|
case(MDOC_File): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Bullet): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Dash): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Hyphen): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Item): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Enum): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Tag): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Diag): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Hang): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Ohang): |
|
/* FALLTHROUGH */ |
|
case(MDOC_Inset): |
|
v->sz = 0; |
|
v->value = NULL; |
|
break; |
|
|
|
|
v->sz = 1; |
|
v->value = xcalloc(1, sizeof(char *)); |
|
v->value[0] = p; |
|
return(1); |
|
} |
|
|
|
|
|
static int |
|
argv(struct mdoc *mdoc, int line, |
|
struct mdoc_arg *v, int *pos, char *buf) |
|
{ |
|
|
|
v->sz = 0; |
|
v->value = NULL; |
|
|
|
switch (v->arg) { |
case(MDOC_Std): |
case(MDOC_Std): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case(MDOC_Width): |
case(MDOC_Width): |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case(MDOC_Offset): |
case(MDOC_Offset): |
/* |
return(argv_single(mdoc, line, v, pos, buf)); |
* This has a single value for an argument. |
|
*/ |
|
c = mdoc_args(mdoc, tok, pos, buf, ARGS_QUOTED, &p); |
|
if (ARGS_ERROR == c) |
|
return(0); |
|
else if (ARGS_EOLN == c) |
|
return(mdoc_err(mdoc, tok, ppos, ERR_SYNTAX_ARGVAL)); |
|
|
|
v->sz = 1; |
|
v->value = xcalloc(1, sizeof(char *)); |
|
v->value[0] = p; |
|
break; |
|
|
|
case(MDOC_Column): |
case(MDOC_Column): |
/* |
return(argv_multi(mdoc, line, v, pos, buf)); |
* This has several value for a single argument. We |
|
* pre-allocate a pointer array and don't let it exceed |
|
* this size. |
|
*/ |
|
v->sz = 0; |
|
v->value = xcalloc(MDOC_LINEARG_MAX, sizeof(char *)); |
|
for (i = 0; i < MDOC_LINEARG_MAX; i++) { |
|
c = mdoc_args(mdoc, tok, pos, buf, ARGS_QUOTED, &p); |
|
if (ARGS_ERROR == c) { |
|
free(v->value); |
|
return(0); |
|
} else if (ARGS_EOLN == c) |
|
break; |
|
v->value[i] = p; |
|
} |
|
if (0 == i) { |
|
free(v->value); |
|
return(mdoc_err(mdoc, tok, ppos, ERR_SYNTAX_ARGVAL)); |
|
} else if (MDOC_LINEARG_MAX == i) |
|
return(mdoc_err(mdoc, tok, ppos, ERR_SYNTAX_ARGMANY)); |
|
|
|
v->sz = i; |
|
break; |
|
default: |
default: |
abort(); |
break; |
/* NOTREACHED */ |
|
} |
} |
|
|
return(1); |
return(1); |
Line 394 parse(struct mdoc *mdoc, int tok, |
|
Line 712 parse(struct mdoc *mdoc, int tok, |
|
|
|
|
|
int |
int |
mdoc_argv(struct mdoc *mdoc, int tok, |
mdoc_argv(struct mdoc *mdoc, int line, int tok, |
struct mdoc_arg *v, int *pos, char *buf) |
struct mdoc_arg *v, int *pos, char *buf) |
{ |
{ |
int i, ppos; |
int i, ppos; |
char *argv; |
char *p; |
|
|
(void)memset(v, 0, sizeof(struct mdoc_arg)); |
(void)memset(v, 0, sizeof(struct mdoc_arg)); |
|
|
if (0 == buf[*pos]) |
if (0 == buf[*pos]) |
return(ARGV_EOLN); |
return(ARGV_EOLN); |
|
|
assert( ! isspace(buf[*pos])); |
assert( ! isspace((int)buf[*pos])); |
|
|
if ('-' != buf[*pos]) |
if ('-' != buf[*pos]) |
return(ARGV_WORD); |
return(ARGV_WORD); |
|
|
i = *pos; |
i = *pos; |
argv = &buf[++(*pos)]; |
p = &buf[++(*pos)]; |
|
|
while (buf[*pos] && ! isspace(buf[*pos])) |
v->line = line; |
|
v->pos = *pos; |
|
|
|
assert(*pos > 0); |
|
|
|
/* LINTED */ |
|
while (buf[*pos]) { |
|
if (isspace((int)buf[*pos])) |
|
if ('\\' != buf[*pos - 1]) |
|
break; |
(*pos)++; |
(*pos)++; |
|
} |
|
|
if (buf[*pos]) |
if (buf[*pos]) |
buf[(*pos)++] = 0; |
buf[(*pos)++] = 0; |
|
|
if (MDOC_ARG_MAX == (v->arg = lookup(tok, argv))) { |
if (MDOC_ARG_MAX == (v->arg = lookup(tok, p))) { |
(void)mdoc_err(mdoc, tok, i, ERR_SYNTAX_ARG); |
if ( ! pwarn(mdoc, line, i, WARGVPARM)) |
return(ARGV_ERROR); |
return(ARGV_ERROR); |
|
return(ARGV_WORD); |
} |
} |
|
|
while (buf[*pos] && isspace(buf[*pos])) |
while (buf[*pos] && isspace((int)buf[*pos])) |
(*pos)++; |
(*pos)++; |
|
|
/* FIXME: whitespace if no value. */ |
/* FIXME: whitespace if no value. */ |
|
|
ppos = *pos; |
ppos = *pos; |
if ( ! parse(mdoc, tok, v, pos, buf)) |
if ( ! argv(mdoc, line, v, pos, buf)) |
return(ARGV_ERROR); |
|
if ( ! postparse(mdoc, tok, v, ppos)) |
|
return(ARGV_ERROR); |
return(ARGV_ERROR); |
|
|
return(ARGV_ARG); |
return(ARGV_ARG); |