CLI test

run_tests.sh

@@ -2,14 +2,18 @@
 set -e
 
 # Test cppipe functions
-OKs=$(cppipe test/functions_test.cppipe | grep OK | wc -l)
+OKs=$(cppipe test/functions_test.cppipe 2>/dev/null | grep OK | wc -l)
 if ! [ $OKs = 12 ]
 then
-    echo "EXPECTED 1 OKs, got $OKs"
+    echo "Functions test failed: EXPECTED 12 OKs, got $OKs"
     exit 1
 fi
+echo Functions test OK!
 
 # Test on a C file
-echo OK | cppipe test/c_file.c
+cppipe test/c_file.c
+
+# Test the cppipe command
+./test/command_line_test.sh
 
 echo ALL TESTS PASSED

src/cppipe.cpp

@@ -59,6 +59,7 @@ SrcType find_src_type(string_view path);
 const char DEBUG_PREFIX[] = "__DBG";
 
 // Context
+fs::path HOME;
 bool debug = false;
 fs::path src_file;
 SrcType src_type;
@@ -72,6 +73,7 @@ int main(int argc, char* argv[])
 	int src_arg = parse_args_until_src(argc, argv);
 
 	// Init context
+	HOME = getenv("HOME");
 	src_file = find_path_to_src( argv[src_arg] );
 	src_type = find_src_type( argv[src_arg] );
 	cache_dir = get_cache_dir_path(src_file);
@@ -146,12 +148,6 @@ fs::path find_path_to_src(string_view src_file)
 		return src_file;
 	}
 
-	// Search in ~/cppipe
-	if(fs::path p = fs::path(getenv("HOME")) / "cppipe" / src_file; fs::exists(p))
-	{
-		return p;
-	}
-
 	// Search files on CPPIPEPATH
 	const char* cppipepath_var = getenv("CPPIPEPATH");
 	if(cppipepath_var)	// is set
@@ -161,16 +157,11 @@ fs::path find_path_to_src(string_view src_file)
 		    ;
 		    begin = end+1, end = cppipepath.find(':', begin) )
 		{
-			const string_view path_entry = cppipepath.substr(begin, end - begin);
-			if( fs::is_directory(path_entry) )
+			const fs::path path_entry = cppipepath.substr(begin, end - begin);
+
+			if( fs::path p = path_entry / src_file; fs::exists(p) )
 			{
-				for(const fs::directory_entry& e: fs::directory_iterator(path_entry))
-				{
-					if(fs::is_regular_file(e) && e.path().filename() == src_file)
-					{
-						return e;
-					}
-				}
+				return p;
 			}
 
 			if(end == string::npos)
@@ -178,6 +169,12 @@ fs::path find_path_to_src(string_view src_file)
 		}
 	}
 
+	// Search in ~/cppipe
+	if(fs::path p = HOME / "cppipe" / src_file; fs::exists(p)) // todo: what if ~/cppipe/../... matches
+	{
+		return p;
+	}
+
 	// Couln't find the src
 	cerr << "File: " << src_file << " doesn't exist\n";
 	exit(1);
@@ -193,8 +190,7 @@ fs::path get_cache_dir_path(const fs::path& src_file)
 	}
 	else
 	{
-		char* home( getenv("HOME") );
-		cache_dir = home;
+		cache_dir = HOME;
 		cache_dir /= ".cache/cppipe";
 	}
 	cache_dir += fs::canonical( src_file ).parent_path();

test/c_file.c

@@ -8,7 +8,7 @@ int main()
 	x = y;			/* should only work on C */
 	if(x == 0)
 	{
-		printf("C compilation OK!\n");
+		printf("C compilation: OK!\n");
 	}
 
 	return 0;

test/command_line_test.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+set -e
+
+export CPPIPEPATH="/:test::/usr"
+
+cppipe c_file.c > /dev/null
+
+echo Command line test: OK!

todo.txt

@@ -3,20 +3,18 @@ tips (sigaction SIGCHILD, SIG_IGN, SIG_DFL)
 make sure file descriptors are closed when no longer used
 cppipe compile options from tft
 respect CXXFLAGS LDFLAGS
-remove append_args
 
 ?
-run(cmd)
 string args
 args before src file go to compiler
 use exceptions (open_or_die)
+throw when a command couldnt be ran
 precompiled header cppipe.h
 -Wno-unused-result in install.sh
 file operations, lack of uniformity (C++ vs POSIX)
 Check all return codes and report errors
 shaded obj
 uninstall
-throw when a command couldnt be ran
 improve debug (the src file shown is the .ii)
 no optimizations option
 split