mockup for outlining tool

tools/.gitignore

@@ -0,0 +1 @@
+osmpbf-outline

tools/Makefile

@@ -0,0 +1,17 @@
+
+CXX = g++
+CXXFLAGS = -O3
+LDFLAGS = -lpthread
+LIB_PROTOBUF = -lz -lprotobuf-lite -losmpbf
+
+all: osmpbf-outline
+
+osmpbf-outline: osmpbf-outline.cpp
+	$(CXX) $(CXXFLAGS) -o $@ $< $(LDFLAGS) $(LIB_PROTOBUF)
+
+install:
+	install -m 755 -g root -o root -d $(DESTDIR)/usr/bin
+	install -m 644 -g root -o root osmpbf-outline $(DESTDIR)/usr/bin
+
+clean:
+	rm -f osmpbf-outline

tools/osmpbf-outline.cpp

@@ -0,0 +1,53 @@
+#include <stdarg.h>
+#include <stdio.h>
+#include <zlib.h>
+#include <osmpbf/fileformat.pb.h>
+#include <osmpbf/osmformat.pb.h>
+
+bool is_a_tty;
+
+void msg(const char* format, int color, va_list args) {
+    if(is_a_tty) fprintf(stderr, "\x1b[0;%dm", color);
+
+    vfprintf(stderr, format, args);
+
+    if(is_a_tty) fprintf(stderr, "\x1b[0m\n");
+    else fprintf(stderr, "\n");
+}
+
+void err(const char* format, ...) {
+    va_list args;
+    va_start(args, format);
+    msg(format, 31, args);
+    va_end(args);
+    exit(1);
+}
+
+void warn(const char* format, ...) {
+    va_list args;
+    va_start(args, format);
+    msg(format, 33, args);
+    va_end(args);
+}
+
+void info(const char* format, ...) {
+    va_list args;
+    va_start(args, format);
+    msg(format, 37, args);
+    va_end(args);
+}
+
+int main(int argc, char *argv[]) {
+    if(isatty(2)) {
+        is_a_tty = true;
+    }
+
+    if(argc != 2)
+        err("usage: %s file.osm.pbf", argv[0]);
+
+    FILE *fp = fopen(argv[1], "r");
+
+
+    fclose(fp);
+    google::protobuf::ShutdownProtobufLibrary();
+}