commit 8f9728d511f45c98bc505cdd4f0f8bdbc99dd1a2
Author:     Matthias Melcher <github@matthiasm.com>
AuthorDate: Tue Nov 29 00:04:47 2022 +0100
Commit:     Matthias Melcher <github@matthiasm.com>
CommitDate: Tue Nov 29 00:05:00 2022 +0100

    Fix -o and -h command line arg handling

 fluid/fluid.cxx | 24 ++++++++++++++++++------
 fluid/fluid.h   |  3 +++
 2 files changed, 21 insertions(+), 6 deletions(-)

diff --git fluid/fluid.cxx fluid/fluid.cxx
index 2dc3591..0ca92ea 100644
--- fluid/fluid.cxx
+++ fluid/fluid.cxx
@@ -163,6 +163,10 @@ int compile_strings = 0;        // fluic -cs
 /// Set, if Fluid runs in batch mode, and no user interface is activated.
 int batch_mode = 0;             // if set (-c, -u) don't open display
 
+/// command line arguments override settings in the projectfile
+Fd_String g_code_filename_arg;
+Fd_String g_header_filename_arg;
+
 /** \var int Project::header_file_set
  If set, commandline overrides header file name in .fl file.
  */
@@ -1904,23 +1908,21 @@ void update_sourceview_timer(void*)
  \return number of arguments used; if 0, the argument is not supported
  */
 static int arg(int argc, char** argv, int& i) {
-  if (argv[i][0]!='-')
+  if (argv[i][0] != '-')
     return 0;
   if (argv[i][1] == 'd' && !argv[i][2]) {G_debug=1; i++; return 1;}
   if (argv[i][1] == 'u' && !argv[i][2]) {update_file++; batch_mode++; i++; return 1;}
   if (argv[i][1] == 'c' && !argv[i][2]) {compile_file++; batch_mode++; i++; return 1;}
   if (argv[i][1] == 'c' && argv[i][2] == 's' && !argv[i][3]) {compile_file++; compile_strings++; batch_mode++; i++; return 1;}
   if (argv[i][1] == 'o' && !argv[i][2] && i+1 < argc) {
-    P.code_file_name = argv[i+1];
-    P.code_file_set  = 1;
+    g_code_filename_arg = argv[i+1];
     batch_mode++;
     i += 2;
     return 2;
   }
   if (argv[i][1] == 'h' && !argv[i][2]) {
-    if (i+1 < argc) {
-      P.header_file_name = argv[i+1];
-      P.header_file_set  = 1;
+    if ( (i+1 < argc) && (argv[i+1][0] != '-') ) {
+      g_header_filename_arg = argv[i+1];
       batch_mode++;
       i += 2;
       return 2;
@@ -2036,6 +2038,16 @@ int main(int argc,char **argv) {
   }
   undo_resume();
 
+  // command line args override code and header filenams from the project file
+  if (!g_code_filename_arg.empty()) {
+    P.code_file_set = 1;
+    P.code_file_name = g_code_filename_arg;
+  }
+  if (!g_header_filename_arg.empty()) {
+    P.header_file_set = 1;
+    P.header_file_name = g_header_filename_arg;
+  }
+
   if (update_file) {            // fluid -u
     write_file(c,0);
     if (!compile_file)
diff --git fluid/fluid.h fluid/fluid.h
index ac2f8fb..98ed188 100644
--- fluid/fluid.h
+++ fluid/fluid.h
@@ -118,6 +118,9 @@ public:
 
 extern Project P;
 
+extern Fd_String g_code_filename_arg;
+extern Fd_String g_header_filename_arg;
+
 // ---- public functions
 
 extern void set_filename(const char *c);