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builtin_which -- also check builtin commands.

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This commit is contained in:
Kelvin Sherlock 2016-07-24 21:21:15 -04:00
parent 9b577bdbb1
commit 2fdca6ea9d
1 changed files with 33 additions and 2 deletions
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35
builtins.cpp
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@ -33,12 +33,11 @@ namespace fs = filesystem;
namespace {
/*
std::string &lowercase(std::string &s) {
std::transform(s.begin(), s.end(), s.begin(), [](char c){ return std::tolower(c); });
return s;
}
*/
// doesn't handle flag arguments but builtins don't have arguments.
template<class FX>
@ -813,6 +812,38 @@ int builtin_which(Environment &env, const std::vector<std::string> &tokens, cons
}
// check builtins...
if (!found || a) {
static const char *builtins[] = {
"aboutbox",
"alias",
"catenate",
"directory",
"echo",
"exists",
"export",
"parameters",
"quote",
"set",
"shift",
"unalias",
"unexport",
"unset",
"version",
"which",
};
lowercase(target);
auto iter = std::find(std::begin(builtins), std::end(builtins), target);
if (iter != std::end(builtins)) {
fprintf(stdout, "%s\n", *iter);
found = true;
}
}
if (found) return 0;
// also check built-ins?