diff options
Diffstat (limited to 'src/fix.cc')
-rw-r--r-- | src/fix.cc | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/src/fix.cc b/src/fix.cc index d17e7b5502..9e5b8b5d41 100644 --- a/src/fix.cc +++ b/src/fix.cc @@ -10,6 +10,24 @@ typedef ATerm Expr; +static Strings searchDirs; + + +static string searchPath(string relPath) +{ + for (Strings::iterator i = searchDirs.begin(); + i != searchDirs.end(); i++) + { + string path = *i + "/" + relPath; + if (pathExists(path)) return path; + } + + throw Error( + format("path `%1%' not found in any of the search directories") + % relPath); +} + + static Expr evalFile(string fileName); @@ -108,7 +126,7 @@ static Expr evalExpr(Expr e) /* Relative files. */ if (ATmatch(e, "Relative(<str>)", &s1)) { - string srcPath = s1; + string srcPath = searchPath(s1); string dstPath; Hash hash; addToStore(srcPath, dstPath, hash); @@ -198,13 +216,9 @@ static Expr evalExpr(Expr e) } -static Strings searchPath; - - -static Expr evalFile(string fileName) +static Expr evalFile(string relPath) { - Expr e = ATreadFromNamedFile(fileName.c_str()); - if (!e) throw Error(format("cannot read aterm `%1%'") % fileName); + Expr e = ATreadFromNamedFile(searchPath(relPath).c_str()); return evalExpr(e); } @@ -213,7 +227,7 @@ void run(Strings args) { Strings files; - searchPath.push_back("."); + searchDirs.push_back("."); for (Strings::iterator it = args.begin(); it != args.end(); ) @@ -223,7 +237,7 @@ void run(Strings args) if (arg == "--includedir" || arg == "-I") { if (it == args.end()) throw UsageError(format("argument required in `%1%'") % arg); - searchPath.push_back(*it++); + searchDirs.push_back(*it++); } else if (arg[0] == '-') throw UsageError(format("unknown flag `%1%`") % arg); |