X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=obt%2Fpaths.c;h=b20eb48d1139459cbaf2e99e9bb0b497528494e2;hb=0c8c9caba6f529c11b04643d24a5a503f49a245b;hp=f723ae2c247feb0a62ac94edefdd36cf24499946;hpb=67bed35b7c1b1c9470aa8d0ba33974eabd66e089;p=chaz%2Fopenbox diff --git a/obt/paths.c b/obt/paths.c index f723ae2c..b20eb48d 100644 --- a/obt/paths.c +++ b/obt/paths.c @@ -16,9 +16,13 @@ See the COPYING file for a copy of the GNU General Public License. */ +#include "obt/bsearch.h" #include "obt/paths.h" #include "obt/util.h" +#ifdef HAVE_STDLIB_H +# include +#endif #ifdef HAVE_SYS_STAT_H # include #endif @@ -90,6 +94,12 @@ static GSList* split_paths(const gchar *paths) return list; } +int gid_cmp(const void *va, const void *vb) +{ + const gid_t a = *(const gid_t*)va, b = *(const gid_t*)vb; + return a>b ? 1 : (a == b ? 0 : -1); +} + static void find_uid_gid(uid_t *u, gid_t **g, guint *n) { struct passwd *pw; @@ -115,6 +125,8 @@ static void find_uid_gid(uid_t *u, gid_t **g, guint *n) } } endgrent(); + + qsort(*g, *n, sizeof(gid_t), gid_cmp); } ObtPaths* obt_paths_new(void) @@ -317,17 +329,18 @@ static inline gboolean try_exec(const ObtPaths *const p, const gchar *const path) { struct stat st; - guint i; + BSEARCH_SETUP(guint); - stat(path, &st); + if (stat(path, &st) != 0) + return FALSE; if (!S_ISREG(st.st_mode)) return FALSE; if (st.st_uid == p->uid) return st.st_mode & S_IXUSR; - for (i = 0; i < p->n_gid; ++i) - if (st.st_gid == p->gid[i]) - return st.st_mode & S_IXGRP; + BSEARCH(guint, p->gid, 0, p->n_gid, st.st_gid); + if (BSEARCH_FOUND()) + return st.st_mode & S_IXGRP; return st.st_mode & S_IXOTH; }