diff options
Diffstat (limited to 'tex/context/base/grph-inc.lua')
| -rw-r--r-- | tex/context/base/grph-inc.lua | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/tex/context/base/grph-inc.lua b/tex/context/base/grph-inc.lua index 4701e224f..fd282dac2 100644 --- a/tex/context/base/grph-inc.lua +++ b/tex/context/base/grph-inc.lua @@ -1217,17 +1217,19 @@ end local function runprogram(binary,argument,variables) local binary = match(binary,"[%S]+") -- to be sure - if os.which(binary) then - if type(argument) == "table" then - argument = concat(argument," ") -- for old times sake - end + if type(argument) == "table" then + argument = concat(argument," ") -- for old times sake + end + if not os.which(binary) then + report_inclusion("program '%s' is not installed, not running: %s",binary,command) + elseif not argument or argument == "" then + report_inclusion("nothing to run %q",binary) + else local command = format("%q %s",binary,replacetemplate(longtostring(argument),variables)) if trace_conversion or trace_programs then report_inclusion("running: %s",command) end os.spawn(command) - else - report_inclusion("program '%s' is not installed, not running: %s",binary,command) end end @@ -1359,7 +1361,7 @@ programs.convert = { local function converter(oldname,newname) local convert = programs.convert - runprogram(convert.command, convert.gifargument, { + runprogram(convert.command, convert.argument, { newname = newname, oldname = oldname, } ) |