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Diffstat (limited to 'Master/texmf-dist/scripts/texdoc/texdoc.tlu')
-rwxr-xr-xMaster/texmf-dist/scripts/texdoc/texdoc.tlu14
1 files changed, 8 insertions, 6 deletions
diff --git a/Master/texmf-dist/scripts/texdoc/texdoc.tlu b/Master/texmf-dist/scripts/texdoc/texdoc.tlu
index bc2139435a3..e16f2e4eb1a 100755
--- a/Master/texmf-dist/scripts/texdoc/texdoc.tlu
+++ b/Master/texmf-dist/scripts/texdoc/texdoc.tlu
@@ -16,13 +16,15 @@ kpse.set_program_name(arg[-1], 'texdoc')
-- get realpath of this file
local function realpath(p)
if os.type == 'unix' then
- local h = io.popen(string.format("realpath '%s'", p))
- local r = h:read('*a')
- h:close()
- return r:gsub('\n$', '')
- else
- return ''
+ local e = os.execute('which realpath >/dev/null 2>&1')
+ if e == 0 then
+ local h = io.popen(string.format("realpath '%s'", p))
+ local r = h:read('*a')
+ h:close()
+ return r:gsub('\n$', '')
+ end
end
+ return ''
end
local file = realpath(arg[0])