more dbug fixups to get a nicer manual (w/o my_pthread specifics)

use my_main.c for the actual build, and main.c for the manual

Author: serg@sergbook.mylan

dbug/Makefile.am

@@ -22,15 +22,15 @@ noinst_HEADERS =        dbug_long.h
 libdbug_a_SOURCES =     dbug.c sanity.c
 EXTRA_DIST =            example1.c example2.c example3.c \
                         user.r monty.doc readme.prof dbug_add_tags.pl \
-                        main.c factorial.c dbug_analyze.c
+                        my_main.c main.c factorial.c dbug_analyze.c
 NROFF_INC =             example1.r example2.r example3.r main.r \
                         factorial.r output1.r output2.r output3.r \
                         output4.r output5.r
 
 
 # Must be linked with libs that are not compiled yet
 noinst_PROGRAMS =       factorial dbug_analyze
-factorial_SOURCES =     main.c factorial.c
+factorial_SOURCES =     my_main.c factorial.c
 dbug_analyze_SOURCES =  dbug_analyze.c
 
 all:            user.t user.ps

dbug/main.c

@@ -1,34 +1,24 @@
-#ifdef DBUG_OFF				/* We are testing dbug */
-#undef DBUG_OFF
-#endif
-
-#include <my_global.h>	/* This includes dbug.h */
+#include <dbug_long.h>
 
 int main (argc, argv)
 int argc;
 char *argv[];
 {
-  register int result, ix;
+  int result, ix;
   extern int factorial(int);
-#if defined(HAVE_PTHREAD_INIT) && defined(THREAD)
-  pthread_init();			/* Must be called before DBUG_ENTER */
-#endif
-  my_thread_global_init();
-  {
-    DBUG_ENTER ("main");
-    DBUG_PROCESS (argv[0]);
-    for (ix = 1; ix < argc && argv[ix][0] == '-'; ix++) {
-      switch (argv[ix][1]) {
-      case '#':
-	DBUG_PUSH (&(argv[ix][2]));
-	break;
-      }
-    }
-    for (; ix < argc; ix++) {
-      DBUG_PRINT ("args", ("argv[%d] = %s", ix, argv[ix]));
-      result = factorial (atoi(argv[ix]));
-      printf ("%d\n", result);
+  DBUG_ENTER ("main");
+  DBUG_PROCESS (argv[0]);
+  for (ix = 1; ix < argc && argv[ix][0] == '-'; ix++) {
+    switch (argv[ix][1]) {
+    case '#':
+      DBUG_PUSH (&(argv[ix][2]));
+      break;
     }
-    DBUG_RETURN (0);
   }
+  for (; ix < argc; ix++) {
+    DBUG_PRINT ("args", ("argv[%d] = %s", ix, argv[ix]));
+    result = factorial (atoi(argv[ix]));
+    printf ("%d\n", result);
+  }
+  DBUG_RETURN (0);
 }

dbug/my_main.c

@@ -0,0 +1,39 @@
+/*
+  this is modified version of the original example main.c
+  fixed so that it could compile and run in MySQL source tree
+*/
+
+#ifdef DBUG_OFF				/* We are testing dbug */
+#undef DBUG_OFF
+#endif
+
+#include <my_global.h>	/* This includes dbug.h */
+
+int main (argc, argv)
+int argc;
+char *argv[];
+{
+  register int result, ix;
+  extern int factorial(int);
+#if defined(HAVE_PTHREAD_INIT) && defined(THREAD)
+  pthread_init();			/* Must be called before DBUG_ENTER */
+#endif
+  my_thread_global_init();
+  {
+    DBUG_ENTER ("main");
+    DBUG_PROCESS (argv[0]);
+    for (ix = 1; ix < argc && argv[ix][0] == '-'; ix++) {
+      switch (argv[ix][1]) {
+      case '#':
+	DBUG_PUSH (&(argv[ix][2]));
+	break;
+      }
+    }
+    for (; ix < argc; ix++) {
+      DBUG_PRINT ("args", ("argv[%d] = %s", ix, argv[ix]));
+      result = factorial (atoi(argv[ix]));
+      printf ("%d\n", result);
+    }
+    DBUG_RETURN (0);
+  }
+}