diff options
| -rw-r--r-- | man.c | 27 | ||||
| -rw-r--r-- | mdoc.c | 24 |
2 files changed, 38 insertions, 13 deletions
@@ -483,35 +483,50 @@ man_ptext(struct man *man, int line, char *buf, int offs) static int man_pmacro(struct man *man, int ln, char *buf, int offs) { - char mac[5]; struct man_node *n; + const char *cp; enum mant tok; int i, ppos; int bline; + char mac[5]; ppos = offs; /* * Copy the first word into a nil-terminated buffer. - * Stop copying when a tab, space, or eoln is encountered. + * Stop when a space, tab, escape, or eoln is encountered. */ i = 0; - while (i < 4 && '\0' != buf[offs] && ' ' != buf[offs] && - '\t' != buf[offs]) + while (i < 4 && strchr(" \t\\", buf[offs]) == NULL) mac[i++] = buf[offs++]; mac[i] = '\0'; tok = (i > 0 && i < 4) ? man_hash_find(mac) : MAN_MAX; - if (MAN_MAX == tok) { + if (tok == MAN_MAX) { mandoc_msg(MANDOCERR_MACRO, man->parse, ln, ppos, buf + ppos - 1); return(1); } - /* The macro is sane. Jump to the next word. */ + /* Skip a leading escape sequence or tab. */ + + switch (buf[offs]) { + case '\\': + cp = buf + offs + 1; + mandoc_escape(&cp, NULL, NULL); + offs = cp - buf; + break; + case '\t': + offs++; + break; + default: + break; + } + + /* Jump to the next non-whitespace word. */ while (buf[offs] && ' ' == buf[offs]) offs++; @@ -734,37 +734,47 @@ mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int offs) static int mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs) { + struct mdoc_node *n; + const char *cp; enum mdoct tok; int i, sv; char mac[5]; - struct mdoc_node *n; sv = offs; /* * Copy the first word into a nil-terminated buffer. - * Stop copying when a tab, space, or eoln is encountered. + * Stop when a space, tab, escape, or eoln is encountered. */ i = 0; - while (i < 4 && '\0' != buf[offs] && ' ' != buf[offs] && - '\t' != buf[offs]) + while (i < 4 && strchr(" \t\\", buf[offs]) == NULL) mac[i++] = buf[offs++]; mac[i] = '\0'; tok = (i > 1 && i < 4) ? mdoc_hash_find(mac) : MDOC_MAX; - if (MDOC_MAX == tok) { + if (tok == MDOC_MAX) { mandoc_msg(MANDOCERR_MACRO, mdoc->parse, ln, sv, buf + sv - 1); return(1); } - /* Disregard the first trailing tab, if applicable. */ + /* Skip a leading escape sequence or tab. */ - if ('\t' == buf[offs]) + switch (buf[offs]) { + case '\\': + cp = buf + offs + 1; + mandoc_escape(&cp, NULL, NULL); + offs = cp - buf; + break; + case '\t': offs++; + break; + default: + break; + } /* Jump to the next non-whitespace word. */ |