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* Help text for all (non-script) programs, so no more:

Browse source 
$ nix-instantiate --help
error: unknown flag `--help`
Try `nix-instantiate --help' for more information.

:-)
This commit is contained in:
Eelco Dolstra 2003-12-01 15:55:05 +00:00
parent 905d5b91fa
commit 078e20885e
14 changed files with 126 additions and 32 deletions
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11
src/nix-env/main.cc
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@ -3,6 +3,7 @@
#include "shared.hh"
#include "parser.hh"
#include "eval.hh"
#include "help.txt.hh"
typedef void (* Operation) (EvalState & state,
@ -20,6 +21,12 @@ struct DrvInfo
typedef map<Path, DrvInfo> DrvInfos;
void printHelp()
{
cout << string((char *) helpText, sizeof helpText);
}
bool parseDerivation(EvalState & state, Expr e, DrvInfo & drv)
{
ATMatcher m;
@ -395,10 +402,6 @@ void run(Strings args)
op = opUninstall;
else if (arg == "--query" || arg == "-q")
op = opQuery;
else if (arg == "--verbose" || arg == "-v")
verbosity = (Verbosity) ((int) verbosity + 1);
else if (arg[0] == '-')
opFlags.push_back(arg);
else
opArgs.push_back(arg);