feat: Function to write tags by themselvesHEADmain

Added a function to write tags by themselves as a shorthand since
writing tags only is useful.

9 files changed, 16 insertions, 3 deletions

diff --git a/example/main b/example/main
new file mode 100755
index 0000000..6bab08a
--- /dev/null
+++ b/example/main
diff --git a/example/main.c b/example/main.c
index ef7e0dd..15ac62e 100644
--- a/example/main.c
+++ b/example/main.c
@@ -70,7 +70,7 @@ void write_int_array(FILE *fp) {
     array.type = miMATRIX;
     array.size = 80;
 
-    fwrite((void *)&array, 1, sizeof(array), fp);
+    write_tag(fp, array);
     write_data(fp, flags_data);
     write_data(fp, dim_data);
     write_small_data(fp, name);
@@ -113,7 +113,7 @@ void write_double_array(FILE *fp) {
     array.type = miMATRIX;
     array.size = 96;
 
-    fwrite((void *)&array, 1, sizeof(array), fp);
+    write_tag(fp, array);
     write_data(fp, flags_data);
     write_data(fp, dim_data);
     write_data(fp, name);
diff --git a/example/main.o b/example/main.o
new file mode 100644
index 0000000..e564b93
--- /dev/null
+++ b/example/main.o
diff --git a/example/test.mat b/example/test.mat
index 45738ab..a733ddb 100644
--- a/example/test.mat
+++ b/example/test.mat
diff --git a/include/matfile.h b/include/matfile.h
index b92cd3a..6f062b1 100644
--- a/include/matfile.h
+++ b/include/matfile.h
@@ -91,6 +91,7 @@ typedef struct {
 } mArrayFlags_t;
 
 bool write_header(FILE *file);
+bool write_tag(FILE *file, mTag_t tag);
 bool write_data(FILE *file, mData_t data);
 bool write_small_data(FILE *file, mSmallData_t data);
 
diff --git a/src/libMatfile.a b/src/libMatfile.a
new file mode 100644
index 0000000..89a3b80
--- /dev/null
+++ b/src/libMatfile.a
diff --git a/src/libMatfile.so.1.1 b/src/libMatfile.so.1.1
new file mode 100755
index 0000000..a09e26d
--- /dev/null
+++ b/src/libMatfile.so.1.1
diff --git a/src/matfile.c b/src/matfile.c
index c6da630..85af901 100644
--- a/src/matfile.c
+++ b/src/matfile.c
@@ -32,8 +32,16 @@ bool write_header(FILE *file) {
     return (status == sizeof(header));
 }
 
+bool write_tag(FILE *file, mTag_t tag) {
+    if (file == NULL) {
+        return false;
+    }
+
+    return (fwrite((const void *)&tag, 1, sizeof(tag), file) == sizeof(tag));
+}
+
 bool write_data(FILE *file, const mData_t data) {
-    if (data.data == NULL) {
+    if (data.data == NULL || file == NULL) {
         return false;
     }
 
@@ -51,6 +59,10 @@ bool write_data(FILE *file, const mData_t data) {
 }
 
 bool write_small_data(FILE *file, const mSmallData_t data) {
+    if (file == NULL) {
+        return false;
+    }
+
     const size_t w = fwrite((const void *)&data, 1, sizeof(data), file);
 
     return (w == sizeof(data));
diff --git a/src/matfile.o b/src/matfile.o
new file mode 100644
index 0000000..e437d4d
--- /dev/null
+++ b/src/matfile.o