From ca9a412390987a580aab19b5cc2322bcccc001ee Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Wed, 14 Jan 2009 22:51:53 +0100 Subject: Add more comments. --- lib/progname.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) (limited to 'lib/progname.c') diff --git a/lib/progname.c b/lib/progname.c index 2b77a5883c..9854b5e7cc 100644 --- a/lib/progname.c +++ b/lib/progname.c @@ -1,5 +1,5 @@ /* Program name management. - Copyright (C) 2001-2003, 2005-2008 Free Software Foundation, Inc. + Copyright (C) 2001-2003, 2005-2009 Free Software Foundation, Inc. Written by Bruno Haible , 2001. This program is free software: you can redistribute it and/or modify @@ -35,6 +35,8 @@ set_program_name (const char *argv0) { /* libtool creates a temporary executable whose name is sometimes prefixed with "lt-" (depends on the platform). It also makes argv[0] absolute. + But the name of the temporary executable is a detail that should not be + visible to the end user and to the test suite. Remove this "/.libs/" or "/.libs/lt-" prefix here. */ const char *slash; const char *base; @@ -47,5 +49,15 @@ set_program_name (const char *argv0) if (strncmp (base, "lt-", 3) == 0) argv0 = base + 3; } + + /* But don't strip off a leading / in general, because when the user + runs + /some/hidden/place/bin/cp foo foo + he should get the error message + /some/hidden/place/bin/cp: `foo' and `foo' are the same file + not + cp: `foo' and `foo' are the same file + */ + program_name = argv0; } -- cgit v1.2.1