Print version information in help

2 files changed, 6 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 00c009f..5fe15ff 100644
--- a/Makefile
+++ b/Makefile
@@ -11,6 +11,10 @@ BUILDDIR = build
 SOURCES = $(wildcard src/*.c)
 OBJECTS = $(patsubst src/%.c,$(BUILDDIR)/%.o,$(SOURCES))
 
+VERSION = "v0.1.0"
+
+CFLAGS += -DIMV_VERSION=\"$(VERSION)\"
+
 $(TARGET): $(OBJECTS)
 	@echo "LINKING $@"
 	@$(CC) $(LDFLAGS) -o $@ $^ $(LDLIBS)
diff --git a/src/main.c b/src/main.c
index a7b115c..571e476 100644
--- a/src/main.c
+++ b/src/main.c
@@ -37,6 +37,7 @@ struct {
 void print_usage(const char* name)
 {
   fprintf(stdout,
+  "imv %s\n"
   "Usage: %s [-ifsh] [images...]\n"
   "\n"
   "Flags:\n"
@@ -67,7 +68,7 @@ void print_usage(const char* name)
   "         'f': Toggle fullscreen\n"
   "         ' ': Toggle gif playback\n"
   "         '.': Step a frame of gif playback\n"
-  ,name);
+  , IMV_VERSION, name);
 }
 
 void parse_arg(const char* name, const char* arg)