21 lines
633 B
Groff
21 lines
633 B
Groff
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.TH REALPATH 3 "December 3, 2009"
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.UC 4
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.SH NAME
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realpath \- resolve a pathname
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.SH SYNOPSIS
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.nf
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.ft B
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#include <stdlib.h>
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char *realpath(const char *\fIfile_name\fP, char *\fIresolved_name\fP);
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.fi
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.SH DESCRIPTION
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realpath finds an absolute path to \fIfile_name\fP which does not
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contain . and .. components or symbolic links. The absolute path is stored
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in \fIresolved_name\fP, which is expected to provide storage for at least
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MAX_PATH bytes.
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.SH "RETURN VALUE
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If the function succeeds, a pointer to \fIresolved_name\fP is returned.
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If the function fails, NULL is returned and errno is set to indicate the
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cause of the failure.
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