diff options
Diffstat (limited to 'man3/basename.3')
| -rw-r--r-- | man3/basename.3 | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/man3/basename.3 b/man3/basename.3 index 266c49a..a3dc075 100644 --- a/man3/basename.3 +++ b/man3/basename.3 @@ -5,7 +5,7 @@ .\" .\" Created, 14 Dec 2000 by Michael Kerrisk .\" -.TH basename 3 2023-07-20 "Linux man-pages 6.05.01" +.TH basename 3 2023-10-31 "Linux man-pages 6.7" .SH NAME basename, dirname \- parse pathname components .SH LIBRARY @@ -14,7 +14,7 @@ Standard C library .SH SYNOPSIS .nf .B #include <libgen.h> -.PP +.P .BI "char *dirname(char *" path ); .BI "char *basename(char *" path ); .fi @@ -22,7 +22,7 @@ Standard C library Warning: there are two different functions .BR basename (); see below. -.PP +.P The functions .BR dirname () and @@ -35,7 +35,7 @@ returns the string up to, but not including, the final \[aq]/\[aq], and .BR basename () returns the component following the final \[aq]/\[aq]. Trailing \[aq]/\[aq] characters are not counted as part of the pathname. -.PP +.P If .I path does not contain a slash, @@ -58,13 +58,13 @@ is a null pointer or points to an empty string, then both and .BR basename () return the string ".". -.PP +.P Concatenating the string returned by .BR dirname (), a "/", and the string returned by .BR basename () yields a complete pathname. -.PP +.P Both .BR dirname () and @@ -73,7 +73,7 @@ may modify the contents of .IR path , so it may be desirable to pass a copy when calling one of these functions. -.PP +.P These functions may return pointers to statically allocated memory which may be overwritten by subsequent calls. Alternatively, they may return a pointer to some part of @@ -82,7 +82,7 @@ so that the string referred to by .I path should not be modified or freed until the pointer returned by the function is no longer required. -.PP +.P The following list of examples (taken from SUSv2) shows the strings returned by .BR dirname () @@ -125,27 +125,26 @@ T{ .BR dirname () T} Thread safety MT-Safe .TE -.sp 1 .SH VERSIONS There are two different versions of .BR basename () - the POSIX version described above, and the GNU version, which one gets after -.PP +.P .in +4n .EX .BR " #define _GNU_SOURCE" " /* See feature_test_macros(7) */" .B " #include <string.h>" .EE .in -.PP +.P The GNU version never modifies its argument, and returns the empty string when .I path has a trailing slash, and in particular also when it is "/". There is no GNU version of .BR dirname (). -.PP +.P With glibc, one gets the POSIX version of .BR basename () when @@ -161,7 +160,7 @@ the POSIX versions of these functions modify the .I path argument, and segfault when called with a static string such as "/usr/". -.PP +.P Before glibc 2.2.1, the glibc version of .BR dirname () did not correctly handle pathnames with trailing \[aq]/\[aq] characters, |