diff options
Diffstat (limited to 'man3/realpath.3')
| -rw-r--r-- | man3/realpath.3 | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/man3/realpath.3 b/man3/realpath.3 index 3f25e60..dc1ec7f 100644 --- a/man3/realpath.3 +++ b/man3/realpath.3 @@ -6,7 +6,7 @@ .\" Rewritten old page, 990824, aeb@cwi.nl .\" 2004-12-14, mtk, added discussion of resolved_path == NULL .\" -.TH realpath 3 2023-07-20 "Linux man-pages 6.05.01" +.TH realpath 3 2023-10-31 "Linux man-pages 6.7" .SH NAME realpath \- return the canonicalized absolute pathname .SH LIBRARY @@ -16,16 +16,16 @@ Standard C library .nf .B #include <limits.h> .B #include <stdlib.h> -.PP +.P .BI "char *realpath(const char *restrict " path , .BI " char *restrict " resolved_path ); .fi -.PP +.P .RS -4 Feature Test Macro Requirements for glibc (see .BR feature_test_macros (7)): .RE -.PP +.P .BR realpath (): .nf _XOPEN_SOURCE >= 500 @@ -53,7 +53,7 @@ The resulting path will have no symbolic link, or .I "/../" components. -.PP +.P If .I resolved_path is specified as NULL, then @@ -74,7 +74,7 @@ If there is no error, .BR realpath () returns a pointer to the .IR resolved_path . -.PP +.P Otherwise, it returns NULL, the contents of the array .I resolved_path @@ -130,7 +130,6 @@ T{ .BR realpath () T} Thread safety MT-Safe .TE -.sp 1 .SH VERSIONS .SS GNU extensions If the call fails with either @@ -147,12 +146,12 @@ that is not readable or does not exist is returned in POSIX.1-2008. .SH HISTORY 4.4BSD, POSIX.1-2001, Solaris. -.PP +.P POSIX.1-2001 says that the behavior if .I resolved_path is NULL is implementation-defined. POSIX.1-2008 specifies the behavior described in this page. -.PP +.P In 4.4BSD and Solaris, the limit on the pathname length is .B MAXPATHLEN (found in \fI<sys/param.h>\fP). @@ -164,7 +163,7 @@ as found in \fI<limits.h>\fP or provided by the .BR pathconf (3) function. A typical source fragment would be -.PP +.P .in +4n .EX #ifdef PATH_MAX @@ -176,9 +175,9 @@ A typical source fragment would be #endif .EE .in -.PP +.P (But see the BUGS section.) -.\".PP +.\".P .\" 2012-05-05, According to Casper Dik, the statement about .\" Solaris was not true at least as far back as 1997, and .\" may never have been true. @@ -217,7 +216,7 @@ The .I "resolved_path\ ==\ NULL" feature, not standardized in POSIX.1-2001, but standardized in POSIX.1-2008, allows this design problem to be avoided. -.\" .LP +.\" .P .\" The libc4 and libc5 implementation contained a buffer overflow .\" (fixed in libc-5.4.13). .\" Thus, set-user-ID programs like |