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authorJoel Brobecker <brobecker@gnat.com>2010-01-09 04:37:12 +0000
committerJoel Brobecker <brobecker@gnat.com>2010-01-09 04:37:12 +0000
commit3c95f01ceee3c6d7948075eae81c125dd6dad49b (patch)
tree0e24d691b970a4ffac9c59333c821a20f479aa3c /gdb/procfs.c
parent4b7703adccf176d99bc0ee97efd40ee149762162 (diff)
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-Wunused warning in procfs.c (mips-irix only).
* procfs.c (gdb_praddset, gdb_prdelset): New macros. Use them throughout instead of using praddset and prdelset respectively.
Diffstat (limited to 'gdb/procfs.c')
-rw-r--r--gdb/procfs.c23
1 files changed, 16 insertions, 7 deletions
diff --git a/gdb/procfs.c b/gdb/procfs.c
index e5df886..5791ee7 100644
--- a/gdb/procfs.c
+++ b/gdb/procfs.c
@@ -270,6 +270,15 @@ typedef pr_siginfo64_t gdb_siginfo_t;
typedef struct siginfo gdb_siginfo_t;
#endif
+/* On mips-irix, praddset and prdelset are defined in such a way that
+ they return a value, which causes GCC to emit a -Wunused error
+ because the returned value is not used. Prevent this warning
+ by casting the return value to void. On sparc-solaris, this issue
+ does not exist because the definition of these macros already include
+ that cast to void. */
+#define gdb_praddset(sp, flag) ((void) praddset (sp, flag))
+#define gdb_prdelset(sp, flag) ((void) prdelset (sp, flag))
+
/* gdb_premptysysset */
#ifdef premptysysset
#define gdb_premptysysset premptysysset
@@ -281,14 +290,14 @@ typedef struct siginfo gdb_siginfo_t;
#ifdef praddsysset
#define gdb_praddsysset praddsysset
#else
-#define gdb_praddsysset praddset
+#define gdb_praddsysset gdb_praddset
#endif
/* prdelsysset */
#ifdef prdelsysset
#define gdb_prdelsysset prdelsysset
#else
-#define gdb_prdelsysset prdelset
+#define gdb_prdelsysset gdb_prdelset
#endif
/* prissyssetmember */
@@ -2219,7 +2228,7 @@ proc_trace_signal (procinfo *pi, int signo)
{
if (proc_get_traced_signals (pi, &temp))
{
- praddset (&temp, signo);
+ gdb_praddset (&temp, signo);
return proc_set_traced_signals (pi, &temp);
}
}
@@ -2253,7 +2262,7 @@ proc_ignore_signal (procinfo *pi, int signo)
{
if (proc_get_traced_signals (pi, &temp))
{
- prdelset (&temp, signo);
+ gdb_prdelset (&temp, signo);
return proc_set_traced_signals (pi, &temp);
}
}
@@ -3491,7 +3500,7 @@ procfs_debug_inferior (procinfo *pi)
#else
/* Register to trace hardware faults in the child. */
prfillset (&traced_faults); /* trace all faults... */
- prdelset (&traced_faults, FLTPAGE); /* except page fault. */
+ gdb_prdelset (&traced_faults, FLTPAGE); /* except page fault. */
#endif
if (!proc_set_traced_faults (pi, &traced_faults))
return __LINE__;
@@ -4642,9 +4651,9 @@ register_gdb_signals (procinfo *pi, gdb_sigset_t *signals)
if (signal_stop_state (target_signal_from_host (signo)) == 0 &&
signal_print_state (target_signal_from_host (signo)) == 0 &&
signal_pass_state (target_signal_from_host (signo)) == 1)
- prdelset (signals, signo);
+ gdb_prdelset (signals, signo);
else
- praddset (signals, signo);
+ gdb_praddset (signals, signo);
return proc_set_traced_signals (pi, signals);
}