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Add a GNU-compatible version of basename(3).

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Unlike POSIX basename(3), the GNU variant does not modify its argument.
Note that basename of a path ending in "/" returns an empty string.
This commit is contained in:
Todd C. Miller
2021-02-10 14:26:26 -07:00
parent bbfd430cf9
commit 41fa461fe1
5 changed files with 68 additions and 2 deletions
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4
include/sudo_util.h
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@@ -188,6 +188,10 @@ sudo_dso_public int aix_setauthdb_v1(char *user);
sudo_dso_public int aix_setauthdb_v2(char *user, char *registry);
#define aix_setauthdb(_a, _b) aix_setauthdb_v2((_a), (_b))
/* basename.c */
sudo_dso_public char *sudo_basename_v1(const char *filename);
#define sudo_basename(_a) sudo_basename_v1(_a)
/* gethostname.c */
sudo_dso_public char *sudo_gethostname_v1(void);
#define sudo_gethostname() sudo_gethostname_v1()