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-rw-r--r--Build/source/texk/kpathsea/ChangeLog7
-rw-r--r--Build/source/texk/kpathsea/kpsewhich.c11
-rw-r--r--Build/source/texk/kpathsea/tex-file.c27
-rw-r--r--Build/source/texk/kpathsea/tex-file.h16
4 files changed, 48 insertions, 13 deletions
diff --git a/Build/source/texk/kpathsea/ChangeLog b/Build/source/texk/kpathsea/ChangeLog
index 7ca8955c5e4..512c1dc666f 100644
--- a/Build/source/texk/kpathsea/ChangeLog
+++ b/Build/source/texk/kpathsea/ChangeLog
@@ -1,3 +1,10 @@
+2014-07-22 Karl Berry <karl@tug.org>
+
+ * tex-file.h,
+ * tex-file.c (kpathsea_init_format_return_varlist): new fn
+ to expose list of environment/config variable names considered.
+ * kpsewhich.c (help_message): use it.
+
2014-07-18 Karl Berry <karl@tug.org>
* mktex.opt: don't basename-ify the program name, that's
diff --git a/Build/source/texk/kpathsea/kpsewhich.c b/Build/source/texk/kpathsea/kpsewhich.c
index 80787c1e7db..3078fe3086a 100644
--- a/Build/source/texk/kpathsea/kpsewhich.c
+++ b/Build/source/texk/kpathsea/kpsewhich.c
@@ -462,7 +462,9 @@ help_message (kpathsea kpse, string *argv)
puts ("\nRecognized format names and their (abbreviations) and suffixes:");
for (f = 0; f < kpse_last_format; f++) {
const_string *ext;
- kpathsea_init_format (kpse, (kpse_file_format_type)f);
+
+ const_string envvar_list =
+ kpathsea_init_format_return_varlist (kpse, (kpse_file_format_type) f);
printf ("%s", kpse->format_info[f].type);
/* Show abbreviation if we accept one. We repeatedly go through the
@@ -494,7 +496,12 @@ help_message (kpathsea kpse, string *argv)
fputs (*ext, stdout);
}
- putchar ('\n');
+ printf (" [variables: %s]\n", envvar_list);
+
+ printf (" [original path (from %s) = %s]\n",
+ kpse->format_info[f].path_source, kpse->format_info[f].raw_path);
+ printf (" [expanded path = %s]\n",
+ kpse->format_info[f].path);
}
exit (0);
diff --git a/Build/source/texk/kpathsea/tex-file.c b/Build/source/texk/kpathsea/tex-file.c
index 323e744c48d..4dcade9f566 100644
--- a/Build/source/texk/kpathsea/tex-file.c
+++ b/Build/source/texk/kpathsea/tex-file.c
@@ -1,7 +1,7 @@
/* tex-file.c: high-level file searching by format.
Copyright 1993, 1994, 1995, 1996, 1997, 2007, 2008, 2009, 2010, 2011
- 2012 Karl Berry.
+ 2012, 2014 Karl Berry.
Copyright 1998-2005 Olaf Weber.
This library is free software; you can redistribute it and/or
@@ -492,16 +492,29 @@ concatn_with_spaces (const_string str1, ...)
}
-/* Initialize everything for FORMAT. */
+/* Initialize everything for FORMAT. Return its search path. */
const_string
kpathsea_init_format (kpathsea kpse, kpse_file_format_type format)
{
- string envvar_list; /* only for debug output, set in INIT_FORMAT */
-
/* If we get called twice, don't redo all the work. */
- if (FMT_INFO.path)
- return FMT_INFO.path;
+ if (! FMT_INFO.path) {
+ /* Don't care about the list of variable names. */
+ (void) kpathsea_init_format_return_varlist (kpse, format);
+ }
+
+ return FMT_INFO.path;
+}
+
+/* Initialize everything for FORMAT. Return the list of
+ environment/config variable names considered, which is not otherwise
+ saved. Although in principle we could add that list to our format
+ struct, it seems a waste, since this is only used by kpsewhich --help. */
+
+const_string
+kpathsea_init_format_return_varlist(kpathsea kpse,kpse_file_format_type format)
+{
+ string envvar_list; /* only for debug output, set in INIT_FORMAT */
switch (format)
{ /* We might be able to avoid repeating `gf' or whatever so many
@@ -877,7 +890,7 @@ kpathsea_init_format (kpathsea kpse, kpse_file_format_type format)
}
#endif /* KPSE_DEBUG */
- return FMT_INFO.path;
+ return envvar_list;
}
#if defined (KPSE_COMPAT_API)
diff --git a/Build/source/texk/kpathsea/tex-file.h b/Build/source/texk/kpathsea/tex-file.h
index 1310b51a8e7..1796bc63093 100644
--- a/Build/source/texk/kpathsea/tex-file.h
+++ b/Build/source/texk/kpathsea/tex-file.h
@@ -1,6 +1,7 @@
/* tex-file.h: find files in a particular format.
- Copyright 1993, 1994, 1995, 1996, 2007, 2008, 2009, 2010 Karl Berry.
+ Copyright 1993, 1994, 1995, 1996, 2007, 2008, 2009, 2010, 2013,
+ 2014 Karl Berry.
Copyright 1998-2005 Olaf Weber.
This library is free software; you can redistribute it and/or
@@ -51,12 +52,19 @@ extern KPSEDLL void kpathsea_maketex_option (kpathsea kpse,
extern KPSEDLL void kpathsea_set_suffixes (kpathsea kpse,
kpse_file_format_type format, boolean alternate, ...);
-/* Initialize the info for the given format. This is called
- automatically by `kpse_find_file', but the glyph searching (for
- example) can't use that function, so make it available. */
+/* Initialize the info for the given format, returning the final search
+ path. This is called automatically by `kpse_find_file', but the
+ glyph searching (for example) can't use that function, so it
+ must also be available separately. */
extern KPSEDLL const_string kpathsea_init_format (kpathsea kpse,
kpse_file_format_type format);
+/* Like kpathsea_init_format, but return the list of (environment/config)
+ variable names considered, which is not otherwise saved. This is
+ only used by kpsewhich --help. */
+extern KPSEDLL const_string kpathsea_init_format_return_varlist (kpathsea kpse,
+ kpse_file_format_type format);
+
/* If FORMAT has a non-null `suffix' member, append it to NAME "."
and call `kpse_path_search' with the result and the other arguments.
If that fails, try just NAME. */