diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 299 |
1 files changed, 142 insertions, 157 deletions
@@ -1,4 +1,4 @@ -/* $Id: main.c,v 1.328 2019/07/06 20:05:27 schwarze Exp $ */ +/* $Id: main.c,v 1.329 2019/07/10 19:39:01 schwarze Exp $ */ /* * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2010-2012, 2014-2019 Ingo Schwarze <schwarze@openbsd.org> @@ -98,13 +98,10 @@ static int fs_lookup(const struct manpaths *, static int fs_search(const struct mansearch *, const struct manpaths *, int, char**, struct manpage **, size_t *); -static int koptions(int *, char *); -static void moptions(int *, char *); static void outdata_alloc(struct curparse *); static void parse(struct curparse *, int, const char *); -static void passthrough(const char *, int, int); +static void passthrough(int, int); static pid_t spawn_pager(struct tag_files *); -static int toptions(struct curparse *, char *); static void usage(enum argmode) __attribute__((__noreturn__)); static int woptions(struct curparse *, char *); @@ -155,10 +152,11 @@ main(int argc, char *argv[]) return mandocdb(argc, argv); #if HAVE_PLEDGE - if (pledge("stdio rpath tmppath tty proc exec", NULL) == -1) - err((int)MANDOCLEVEL_SYSERR, "pledge"); + if (pledge("stdio rpath tmppath tty proc exec", NULL) == -1) { + mandoc_msg(MANDOCERR_PLEDGE, 0, 0, "%s", strerror(errno)); + return mandoc_msg_getrc(); + } #endif - #if HAVE_SANDBOX_INIT if (sandbox_init(kSBXProfileNoInternet, SANDBOX_NAMED, NULL) == -1) errx((int)MANDOCLEVEL_SYSERR, "sandbox_init"); @@ -222,19 +220,29 @@ main(int argc, char *argv[]) outmode = OUTMODE_ALL; break; case 'I': - if (strncmp(optarg, "os=", 3)) { - warnx("-I %s: Bad argument", optarg); - return (int)MANDOCLEVEL_BADARG; + if (strncmp(optarg, "os=", 3) != 0) { + mandoc_msg(MANDOCERR_BADARG_BAD, 0, 0, + "-I %s", optarg); + return mandoc_msg_getrc(); } if (curp.os_s != NULL) { - warnx("-I %s: Duplicate argument", optarg); - return (int)MANDOCLEVEL_BADARG; + mandoc_msg(MANDOCERR_BADARG_DUPE, 0, 0, + "-I %s", optarg); + return mandoc_msg_getrc(); } curp.os_s = mandoc_strdup(optarg + 3); break; case 'K': - if ( ! koptions(&options, optarg)) - return (int)MANDOCLEVEL_BADARG; + options &= ~(MPARSE_UTF8 | MPARSE_LATIN1); + if (strcmp(optarg, "utf-8") == 0) + options |= MPARSE_UTF8; + else if (strcmp(optarg, "iso-8859-1") == 0) + options |= MPARSE_LATIN1; + else if (strcmp(optarg, "us-ascii") != 0) { + mandoc_msg(MANDOCERR_BADARG_BAD, 0, 0, + "-K %s", optarg); + return mandoc_msg_getrc(); + } break; case 'k': search.argmode = ARG_EXPR; @@ -259,12 +267,37 @@ main(int argc, char *argv[]) search.sec = optarg; break; case 'T': - if ( ! toptions(&curp, optarg)) - return (int)MANDOCLEVEL_BADARG; + if (strcmp(optarg, "ascii") == 0) + curp.outtype = OUTT_ASCII; + else if (strcmp(optarg, "lint") == 0) { + curp.outtype = OUTT_LINT; + mandoc_msg_setoutfile(stdout); + mandoc_msg_setmin(MANDOCERR_BASE); + } else if (strcmp(optarg, "tree") == 0) + curp.outtype = OUTT_TREE; + else if (strcmp(optarg, "man") == 0) + curp.outtype = OUTT_MAN; + else if (strcmp(optarg, "html") == 0) + curp.outtype = OUTT_HTML; + else if (strcmp(optarg, "markdown") == 0) + curp.outtype = OUTT_MARKDOWN; + else if (strcmp(optarg, "utf8") == 0) + curp.outtype = OUTT_UTF8; + else if (strcmp(optarg, "locale") == 0) + curp.outtype = OUTT_LOCALE; + else if (strcmp(optarg, "ps") == 0) + curp.outtype = OUTT_PS; + else if (strcmp(optarg, "pdf") == 0) + curp.outtype = OUTT_PDF; + else { + mandoc_msg(MANDOCERR_BADARG_BAD, 0, 0, + "-T %s", optarg); + return mandoc_msg_getrc(); + } break; case 'W': - if ( ! woptions(&curp, optarg)) - return (int)MANDOCLEVEL_BADARG; + if (woptions(&curp, optarg) == -1) + return mandoc_msg_getrc(); break; case 'w': outmode = OUTMODE_FLN; @@ -302,7 +335,7 @@ main(int argc, char *argv[]) while (oarg != NULL) { if (manconf_output(&conf.output, strsep(&oarg, ","), 0) == -1) - return (int)MANDOCLEVEL_BADARG; + return mandoc_msg_getrc(); } } } @@ -326,9 +359,13 @@ main(int argc, char *argv[]) } #if HAVE_PLEDGE - if (!use_pager) - if (pledge("stdio rpath", NULL) == -1) - err((int)MANDOCLEVEL_SYSERR, "pledge"); + if (use_pager == 0) { + if (pledge("stdio rpath", NULL) == -1) { + mandoc_msg(MANDOCERR_PLEDGE, 0, 0, + "%s", strerror(errno)); + return mandoc_msg_getrc(); + } + } #endif /* Parse arguments. */ @@ -393,7 +430,7 @@ main(int argc, char *argv[]) usage(search.argmode); if (sz == 0 && search.argmode == ARG_NAME) - fs_search(&search, &conf.manpath, + (void)fs_search(&search, &conf.manpath, argc, argv, &res, &sz); if (search.argmode == ARG_NAME) { @@ -401,7 +438,10 @@ main(int argc, char *argv[]) if (strchr(argv[c], '/') == NULL) continue; if (access(argv[c], R_OK) == -1) { - warn("%s", argv[c]); + mandoc_msg_setinfilename(argv[c]); + mandoc_msg(MANDOCERR_BADARG_BAD, + 0, 0, "%s", strerror(errno)); + mandoc_msg_setinfilename(NULL); continue; } res = mandoc_reallocarray(res, @@ -487,16 +527,26 @@ main(int argc, char *argv[]) #if HAVE_PLEDGE if (use_pager) { - if (pledge("stdio rpath tmppath tty proc exec", NULL) == -1) - err((int)MANDOCLEVEL_SYSERR, "pledge"); + if (pledge("stdio rpath tmppath tty proc exec", NULL) == -1) { + mandoc_msg(MANDOCERR_PLEDGE, 0, 0, + "%s", strerror(errno)); + return mandoc_msg_getrc(); + } } else { - if (pledge("stdio rpath", NULL) == -1) - err((int)MANDOCLEVEL_SYSERR, "pledge"); + if (pledge("stdio rpath", NULL) == -1) { + mandoc_msg(MANDOCERR_PLEDGE, 0, 0, + "%s", strerror(errno)); + return mandoc_msg_getrc(); + } } #endif - if (search.argmode == ARG_FILE) - moptions(&options, auxpaths); + if (search.argmode == ARG_FILE && auxpaths != NULL) { + if (strcmp(auxpaths, "doc") == 0) + options |= MPARSE_MDOC; + else if (strcmp(auxpaths, "an") == 0) + options |= MPARSE_MAN; + } mchars_alloc(); curp.mp = mparse_alloc(options, curp.os_e, curp.os_s); @@ -538,6 +588,7 @@ main(int argc, char *argv[]) } else thisarg = *argv; + mandoc_msg_setinfilename(thisarg); fd = mparse_open(curp.mp, thisarg); if (fd != -1) { if (use_pager) { @@ -547,22 +598,21 @@ main(int argc, char *argv[]) tag_files->tagname = conf.output.tag; } - mandoc_msg_setinfilename(thisarg); if (resp == NULL || resp->form == FORM_SRC) parse(&curp, fd, thisarg); else - passthrough(resp->file, fd, - conf.output.synopsisonly); - mandoc_msg_setinfilename(NULL); + passthrough(fd, conf.output.synopsisonly); if (ferror(stdout)) { if (tag_files != NULL) { - warn("%s", tag_files->ofn); + mandoc_msg(MANDOCERR_WRITE, 0, 0, + "%s: %s", tag_files->ofn, + strerror(errno)); tag_unlink(); tag_files = NULL; } else - warn("stdout"); - mandoc_msg_setrc(MANDOCLEVEL_SYSERR); + mandoc_msg(MANDOCERR_WRITE, 0, 0, + "%s", strerror(errno)); break; } @@ -572,8 +622,10 @@ main(int argc, char *argv[]) terminal_sepline(curp.outdata); } } else - mandoc_msg(MANDOCERR_FILE, 0, 0, - "%s: %s", thisarg, strerror(errno)); + mandoc_msg(resp == NULL ? MANDOCERR_BADARG_BAD : + MANDOCERR_OPEN, 0, 0, "%s", strerror(errno)); + + mandoc_msg_setinfilename(NULL); if (curp.wstop && mandoc_msg_getrc() != MANDOCLEVEL_OK) break; @@ -665,8 +717,8 @@ out: continue; if (pid == -1) { - warn("wait"); - mandoc_msg_setrc(MANDOCLEVEL_SYSERR); + mandoc_msg(MANDOCERR_WAIT, 0, 0, + "%s", strerror(errno)); break; } if (!WIFSTOPPED(status)) @@ -682,7 +734,6 @@ out: static void usage(enum argmode argmode) { - switch (argmode) { case ARG_FILE: fputs("usage: mandoc [-ac] [-I os=name] " @@ -747,7 +798,8 @@ fs_lookup(const struct manpaths *paths, size_t ipath, paths->paths[ipath], sec, name); globres = glob(file, 0, NULL, &globinfo); if (globres != 0 && globres != GLOB_NOMATCH) - warn("%s: glob", file); + mandoc_msg(MANDOCERR_GLOB, 0, 0, + "%s: %s", file, strerror(errno)); free(file); if (globres == 0) file = mandoc_strdup(*globinfo.gl_pathv); @@ -758,21 +810,21 @@ fs_lookup(const struct manpaths *paths, size_t ipath, free(file); } if (res != NULL || ipath + 1 != paths->sz) - return 0; + return -1; mandoc_asprintf(&file, "%s.%s", name, sec); globres = stat(file, &sb); free(file); - return globres != -1; + return globres; found: warnx("outdated mandoc.db lacks %s(%s) entry, run %s %s", name, sec, BINM_MAKEWHATIS, paths->paths[ipath]); if (res == NULL) { free(file); - return 1; + return 0; } - *res = mandoc_reallocarray(*res, ++*ressz, sizeof(struct manpage)); + *res = mandoc_reallocarray(*res, ++*ressz, sizeof(**res)); page = *res + (*ressz - 1); page->file = file; page->names = NULL; @@ -781,7 +833,7 @@ found: page->ipath = ipath; page->sec = (*sec >= '1' && *sec <= '9') ? *sec - '1' + 1 : 10; page->form = form; - return 1; + return 0; } static int @@ -803,14 +855,14 @@ fs_search(const struct mansearch *cfg, const struct manpaths *paths, for (ipath = 0; ipath < paths->sz; ipath++) { if (cfg->sec != NULL) { if (fs_lookup(paths, ipath, cfg->sec, - cfg->arch, *argv, res, ressz) && + cfg->arch, *argv, res, ressz) != -1 && cfg->firstmatch) - return 1; + return 0; } else for (isec = 0; isec < nsec; isec++) if (fs_lookup(paths, ipath, sections[isec], - cfg->arch, *argv, res, ressz) && + cfg->arch, *argv, res, ressz) != -1 && cfg->firstmatch) - return 1; + return 0; } if (res != NULL && *ressz == lastsz && strchr(*argv, '/') == NULL) { @@ -829,7 +881,7 @@ fs_search(const struct mansearch *cfg, const struct manpaths *paths, argv++; argc--; } - return 0; + return -1; } static void @@ -936,7 +988,7 @@ check_xr(void) search.firstmatch = 1; if (mansearch(&search, &paths, 1, &xr->name, NULL, &sz)) continue; - if (fs_search(&search, &paths, 1, &xr->name, NULL, &sz)) + if (fs_search(&search, &paths, 1, &xr->name, NULL, &sz) != -1) continue; if (xr->count == 1) mandoc_msg(MANDOCERR_XR_BAD, xr->line, @@ -976,34 +1028,34 @@ outdata_alloc(struct curparse *curp) } static void -passthrough(const char *file, int fd, int synopsis_only) +passthrough(int fd, int synopsis_only) { const char synb[] = "S\bSY\bYN\bNO\bOP\bPS\bSI\bIS\bS"; const char synr[] = "SYNOPSIS"; FILE *stream; - const char *syscall; char *line, *cp; size_t linesz; ssize_t len, written; - int print; + int lno, print; + stream = NULL; line = NULL; linesz = 0; if (fflush(stdout) == EOF) { - syscall = "fflush"; - goto fail; + mandoc_msg(MANDOCERR_FFLUSH, 0, 0, "%s", strerror(errno)); + goto done; } - if ((stream = fdopen(fd, "r")) == NULL) { close(fd); - syscall = "fdopen"; - goto fail; + mandoc_msg(MANDOCERR_FDOPEN, 0, 0, "%s", strerror(errno)); + goto done; } - print = 0; + lno = print = 0; while ((len = getline(&line, &linesz, stream)) != -1) { + lno++; cp = line; if (synopsis_only) { if (print) { @@ -1021,94 +1073,20 @@ passthrough(const char *file, int fd, int synopsis_only) } } for (; len > 0; len -= written) { - if ((written = write(STDOUT_FILENO, cp, len)) != -1) - continue; - fclose(stream); - syscall = "write"; - goto fail; + if ((written = write(STDOUT_FILENO, cp, len)) == -1) { + mandoc_msg(MANDOCERR_WRITE, 0, 0, + "%s", strerror(errno)); + goto done; + } } } - - if (ferror(stream)) { - fclose(stream); - syscall = "getline"; - goto fail; - } + if (ferror(stream)) + mandoc_msg(MANDOCERR_GETLINE, lno, 0, "%s", strerror(errno)); done: free(line); - fclose(stream); - return; - -fail: - free(line); - warn("%s: SYSERR: %s", file, syscall); - mandoc_msg_setrc(MANDOCLEVEL_SYSERR); -} - -static int -koptions(int *options, char *arg) -{ - - if ( ! strcmp(arg, "utf-8")) { - *options |= MPARSE_UTF8; - *options &= ~MPARSE_LATIN1; - } else if ( ! strcmp(arg, "iso-8859-1")) { - *options |= MPARSE_LATIN1; - *options &= ~MPARSE_UTF8; - } else if ( ! strcmp(arg, "us-ascii")) { - *options &= ~(MPARSE_UTF8 | MPARSE_LATIN1); - } else { - warnx("-K %s: Bad argument", arg); - return 0; - } - return 1; -} - -static void -moptions(int *options, char *arg) -{ - - if (arg == NULL) - return; - if (strcmp(arg, "doc") == 0) - *options |= MPARSE_MDOC; - else if (strcmp(arg, "an") == 0) - *options |= MPARSE_MAN; -} - -static int -toptions(struct curparse *curp, char *arg) -{ - - if (0 == strcmp(arg, "ascii")) - curp->outtype = OUTT_ASCII; - else if (0 == strcmp(arg, "lint")) { - curp->outtype = OUTT_LINT; - mandoc_msg_setoutfile(stdout); - mandoc_msg_setmin(MANDOCERR_BASE); - } else if (0 == strcmp(arg, "tree")) - curp->outtype = OUTT_TREE; - else if (0 == strcmp(arg, "man")) - curp->outtype = OUTT_MAN; - else if (0 == strcmp(arg, "html")) - curp->outtype = OUTT_HTML; - else if (0 == strcmp(arg, "markdown")) - curp->outtype = OUTT_MARKDOWN; - else if (0 == strcmp(arg, "utf8")) - curp->outtype = OUTT_UTF8; - else if (0 == strcmp(arg, "locale")) - curp->outtype = OUTT_LOCALE; - else if (0 == strcmp(arg, "ps")) - curp->outtype = OUTT_PS; - else if (0 == strcmp(arg, "pdf")) - curp->outtype = OUTT_PDF; - else { - warnx("-T %s: Bad argument", arg); - return 0; - } - - return 1; + if (stream != NULL) + fclose(stream); } static int @@ -1152,7 +1130,7 @@ woptions(struct curparse *curp, char *arg) mandoc_msg_setmin(MANDOCERR_UNSUPP); break; case 7: - mandoc_msg_setmin(MANDOCERR_MAX); + mandoc_msg_setmin(MANDOCERR_BADARG); break; case 8: mandoc_msg_setmin(MANDOCERR_BASE); @@ -1163,11 +1141,11 @@ woptions(struct curparse *curp, char *arg) curp->os_e = MANDOC_OS_NETBSD; break; default: - warnx("-W %s: Bad argument", o); - return 0; + mandoc_msg(MANDOCERR_BADARG_BAD, 0, 0, "-W %s", o); + return -1; } } - return 1; + return 0; } static pid_t @@ -1232,15 +1210,19 @@ spawn_pager(struct tag_files *tag_files) switch (pager_pid = fork()) { case -1: - err((int)MANDOCLEVEL_SYSERR, "fork"); + mandoc_msg(MANDOCERR_FORK, 0, 0, "%s", strerror(errno)); + exit(mandoc_msg_getrc()); case 0: break; default: (void)setpgid(pager_pid, 0); (void)tcsetpgrp(tag_files->ofd, pager_pid); #if HAVE_PLEDGE - if (pledge("stdio rpath tmppath tty proc", NULL) == -1) - err((int)MANDOCLEVEL_SYSERR, "pledge"); + if (pledge("stdio rpath tmppath tty proc", NULL) == -1) { + mandoc_msg(MANDOCERR_PLEDGE, 0, 0, + "%s", strerror(errno)); + exit(mandoc_msg_getrc()); + } #endif tag_files->pager_pid = pager_pid; return pager_pid; @@ -1248,8 +1230,10 @@ spawn_pager(struct tag_files *tag_files) /* The child process becomes the pager. */ - if (dup2(tag_files->ofd, STDOUT_FILENO) == -1) - err((int)MANDOCLEVEL_SYSERR, "pager stdout"); + if (dup2(tag_files->ofd, STDOUT_FILENO) == -1) { + mandoc_msg(MANDOCERR_DUP, 0, 0, "%s", strerror(errno)); + _exit(mandoc_msg_getrc()); + } close(tag_files->ofd); assert(tag_files->tfd == -1); @@ -1259,5 +1243,6 @@ spawn_pager(struct tag_files *tag_files) nanosleep(&timeout, NULL); execvp(argv[0], argv); - err((int)MANDOCLEVEL_SYSERR, "exec %s", argv[0]); + mandoc_msg(MANDOCERR_EXEC, 0, 0, "%s: %s", argv[0], strerror(errno)); + _exit(mandoc_msg_getrc()); } |