diff options
| -rw-r--r-- | mandoc.3 | 19 | ||||
| -rw-r--r-- | mandoc.h | 2 | ||||
| -rw-r--r-- | read.c | 32 |
3 files changed, 26 insertions, 27 deletions
@@ -176,7 +176,9 @@ initiate a parsing sequence with and .Fn mparse_alloc ; .It -parse files or file descriptors with +parse files with +.Fn mparse_open +and .Fn mparse_readfd ; .It retrieve a parsed syntax tree, if the parse was successful, with @@ -413,17 +415,12 @@ Declared in implemented in .Pa read.c . .It Fn mparse_readfd -Parse a file or file descriptor. -If -.Va fd -is -1, open -.Va fname -with +Parse a file descriptor opened with +.Xr open 2 +or .Fn mparse_open . -Otherwise, -.Va fname -is assumed to be the name associated with -.Va fd . +Pass the associated filename in +.Va fname . Calls .Fn mparse_wait before returning. @@ -167,6 +167,7 @@ enum mandocerr { MANDOCERR_ST_BAD, /* unknown standard specifier: St standard */ MANDOCERR_IT_NONUM, /* skipping request without numeric argument */ MANDOCERR_SO_PATH, /* NOT IMPLEMENTED: .so with absolute path or ".." */ + MANDOCERR_SO_FAIL, /* .so request failed */ MANDOCERR_ARG_SKIP, /* skipping all arguments: macro args */ MANDOCERR_ARG_EXCESS, /* skipping excess arguments: macro ... args */ MANDOCERR_DIVZERO, /* divide by zero */ @@ -174,7 +175,6 @@ enum mandocerr { MANDOCERR_FATAL, /* ===== start of fatal errors ===== */ MANDOCERR_TOOLARGE, /* input too large */ - MANDOCERR_SO_FAIL, /* .so request failed */ MANDOCERR_MAX }; @@ -211,6 +211,7 @@ static const char * const mandocerrs[MANDOCERR_MAX] = { "unknown standard specifier", "skipping request without numeric argument", "NOT IMPLEMENTED: .so with absolute path or \"..\"", + ".so request failed", "skipping all arguments", "skipping excess arguments", "divide by zero", @@ -218,7 +219,6 @@ static const char * const mandocerrs[MANDOCERR_MAX] = { "generic fatal error", "input too large", - ".so request failed", }; static const char * const mandoclevels[MANDOCLEVEL_MAX] = { @@ -306,10 +306,13 @@ mparse_buf_r(struct mparse *curp, struct buf blk, size_t i, int start) { const struct tbl_span *span; struct buf ln; + char *cp; size_t pos; /* byte number in the ln buffer */ enum rofferr rr; int of; int lnn; /* line number in the real file */ + int fd; + pid_t save_child; unsigned char c; memset(&ln, 0, sizeof(ln)); @@ -518,13 +521,23 @@ rerun: */ if (curp->secondary) curp->secondary->sz -= pos + 1; - mparse_readfd(curp, -1, ln.buf + of); - if (MANDOCLEVEL_FATAL <= curp->file_status) { + save_child = curp->child; + if (mparse_open(curp, &fd, ln.buf + of) == + MANDOCLEVEL_OK) + mparse_readfd(curp, fd, ln.buf + of); + else { mandoc_vmsg(MANDOCERR_SO_FAIL, curp, curp->line, pos, ".so %s", ln.buf + of); - break; + ln.sz = mandoc_asprintf(&cp, + ".sp\nSee the file %s.\n.sp", + ln.buf + of); + free(ln.buf); + ln.buf = cp; + of = 0; + mparse_buf_r(curp, ln, of, 0); } + curp->child = save_child; pos = 0; continue; default: @@ -750,8 +763,6 @@ mparse_readmem(struct mparse *curp, void *buf, size_t len, } /* - * If a file descriptor is given, use it and assume it points - * to the named file. Otherwise, open the named file. * Read the whole file into memory and call the parsers. * Called recursively when an .so request is encountered. */ @@ -761,13 +772,6 @@ mparse_readfd(struct mparse *curp, int fd, const char *file) struct buf blk; int with_mmap; int save_filenc; - pid_t save_child; - - save_child = curp->child; - if (fd != -1) - curp->child = 0; - else if (mparse_open(curp, &fd, file) != MANDOCLEVEL_OK) - goto out; if (read_whole_file(curp, file, fd, &blk, &with_mmap)) { save_filenc = curp->filenc; @@ -787,8 +791,6 @@ mparse_readfd(struct mparse *curp, int fd, const char *file) perror(file); mparse_wait(curp); -out: - curp->child = save_child; return(curp->file_status); } |