[PATCH] xfsdump: refactor exit_codestring()

[Bill Kendall <wkendall@xxxxxxx>]

Simplify exit_codestring(), which maps an exit code into a string.
Make it available to all code which includes "exit.h".

Also remove the unused type "exit_t".

Signed-off-by: Bill Kendall <wkendall@xxxxxxx>
---
 common/exit.h |   12 +++++++++++-
 common/main.c |   33 ---------------------------------
 2 files changed, 11 insertions(+), 34 deletions(-)

diff --git a/common/exit.h b/common/exit.h
index 276562d..ef01684 100644
--- a/common/exit.h
+++ b/common/exit.h
@@ -25,6 +25,16 @@
 #define EXIT_INTERRUPT 2       /* interrupted (operator or device error) */
 #define EXIT_FAULT     4       /* code fault */
 
-typedef size_t exit_t;
+static inline const char *
+exit_codestring( intgen_t code )
+{
+       switch ( code ) {
+       case EXIT_NORMAL:    return "EXIT_NORMAL";
+       case EXIT_ERROR:     return "EXIT_ERROR";
+       case EXIT_INTERRUPT: return "EXIT_INTERRUPT";
+       case EXIT_FAULT:     return "EXIT_FAULT";
+       }
+       return "???";
+}
 
 #endif /* EXIT_H */
diff --git a/common/main.c b/common/main.c
index c4d6878..5567d44 100644
--- a/common/main.c
+++ b/common/main.c
@@ -100,7 +100,6 @@ static bool_t set_rlimits( void );
 #ifdef RESTORE
 static bool_t set_rlimits( size64_t * );
 #endif /* RESTORE */
-static char *exit_codestring( intgen_t code );
 static char *sig_numstring( intgen_t num );
 static char *strpbrkquotes( char *p, const char *sep );
 
@@ -2448,38 +2447,6 @@ set_rlimits( size64_t *vmszp )
        return BOOL_TRUE;
 }
 
-struct exit_printmap {
-       intgen_t code;
-       char *string;
-};
-
-typedef struct exit_printmap exit_printmap_t;
-
-static exit_printmap_t exit_printmap[ ] = {
-       {EXIT_NORMAL,   "EXIT_NORMAL"},
-       {EXIT_ERROR,    "EXIT_ERROR"},
-       {EXIT_INTERRUPT,"EXIT_INTERRUPT"},
-       {EXIT_FAULT,    "EXIT_FAULT"}
-};
-
-static char *
-exit_codestring( intgen_t code )
-{
-       exit_printmap_t *p = exit_printmap;
-       exit_printmap_t *endp = exit_printmap
-                               +
-                               ( sizeof( exit_printmap )
-                                 /
-                                 sizeof( exit_printmap[ 0 ] ));
-       for ( ; p < endp ; p++ ) {
-               if ( p->code == code ) {
-                       return p->string;
-               }
-       }
-
-       return "???";
-}
-
 struct sig_printmap {
        intgen_t num;
        char *string;
-- 
1.7.0.4