diff options
| -rw-r--r-- | manpath.c | 45 |
1 files changed, 30 insertions, 15 deletions
@@ -1,6 +1,6 @@ /* $Id$ */ /* - * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> + * Copyright (c) 2011, 2014 Ingo Schwarze <schwarze@openbsd.org> * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv> * * Permission to use, copy, modify, and distribute this software for any @@ -18,6 +18,7 @@ #include "config.h" #include <sys/types.h> +#include <sys/stat.h> #include <assert.h> #include <ctype.h> @@ -32,8 +33,8 @@ #define MAN_CONF_FILE "/etc/man.conf" #define MAN_CONF_KEY "_whatdb" -static void manpath_add(struct manpaths *, const char *); -static void manpath_parseline(struct manpaths *, char *); +static void manpath_add(struct manpaths *, const char *, int); +static void manpath_parseline(struct manpaths *, char *, int); void manpath_parse(struct manpaths *dirs, const char *file, @@ -88,11 +89,11 @@ manpath_parse(struct manpaths *dirs, const char *file, char *insert; /* Always prepend -m. */ - manpath_parseline(dirs, auxp); + manpath_parseline(dirs, auxp, 1); /* If -M is given, it overrides everything else. */ if (NULL != defp) { - manpath_parseline(dirs, defp); + manpath_parseline(dirs, defp, 1); return; } @@ -110,13 +111,13 @@ manpath_parse(struct manpaths *dirs, const char *file, /* Prepend man.conf(5) to MANPATH. */ if (':' == defp[0]) { manpath_manconf(dirs, file); - manpath_parseline(dirs, defp); + manpath_parseline(dirs, defp, 0); return; } /* Append man.conf(5) to MANPATH. */ if (':' == defp[strlen(defp) - 1]) { - manpath_parseline(dirs, defp); + manpath_parseline(dirs, defp, 0); manpath_manconf(dirs, file); return; } @@ -125,14 +126,14 @@ manpath_parse(struct manpaths *dirs, const char *file, insert = strstr(defp, "::"); if (NULL != insert) { *insert++ = '\0'; - manpath_parseline(dirs, defp); + manpath_parseline(dirs, defp, 0); manpath_manconf(dirs, file); - manpath_parseline(dirs, insert + 1); + manpath_parseline(dirs, insert + 1, 0); return; } /* MANPATH overrides man.conf(5) completely. */ - manpath_parseline(dirs, defp); + manpath_parseline(dirs, defp, 0); #endif } @@ -140,7 +141,7 @@ manpath_parse(struct manpaths *dirs, const char *file, * Parse a FULL pathname from a colon-separated list of arrays. */ static void -manpath_parseline(struct manpaths *dirs, char *path) +manpath_parseline(struct manpaths *dirs, char *path, int complain) { char *dir; @@ -148,7 +149,7 @@ manpath_parseline(struct manpaths *dirs, char *path) return; for (dir = strtok(path, ":"); dir; dir = strtok(NULL, ":")) - manpath_add(dirs, dir); + manpath_add(dirs, dir, complain); } /* @@ -156,19 +157,33 @@ manpath_parseline(struct manpaths *dirs, char *path) * Grow the array one-by-one for simplicity's sake. */ static void -manpath_add(struct manpaths *dirs, const char *dir) +manpath_add(struct manpaths *dirs, const char *dir, int complain) { char buf[PATH_MAX]; + struct stat sb; char *cp; size_t i; - if (NULL == (cp = realpath(dir, buf))) + if (NULL == (cp = realpath(dir, buf))) { + if (complain) { + fputs("manpath: ", stderr); + perror(dir); + } return; + } for (i = 0; i < dirs->sz; i++) if (0 == strcmp(dirs->paths[i], dir)) return; + if (stat(cp, &sb) == -1) { + if (complain) { + fputs("manpath: ", stderr); + perror(dir); + } + return; + } + dirs->paths = mandoc_reallocarray(dirs->paths, dirs->sz + 1, sizeof(char *)); @@ -215,7 +230,7 @@ manpath_manconf(struct manpaths *dirs, const char *file) if (NULL == (q = strrchr(p, '/'))) continue; *q = '\0'; - manpath_add(dirs, p); + manpath_add(dirs, p, 0); } fclose(stream); |