-Wwrite-strings: More Solaris

Some obvious constifications found by attempting to build 64-bit GDB
on Solaris 11.

gdb/ChangeLog:
2017-04-05  Pedro Alves  <palves@redhat.com>

	* proc-api.c (struct trans): Constify.
	(procfs_note): Constify.
	* proc-events.c (struct trans, syscall_table):
	* proc-flags.c (struct trans): Constify.
	* proc-utils.h (procfs_note): Constify.
	* proc-why.c (struct trans): Constify.
	* procfs.c (dead_procinfo, find_syscall, proc_warn, proc_error)
	(procfs_detach): Constify.
	* sol-thread.c (struct string_map): Constify.
	(td_err_string, td_state_string): Constify.

8 files changed, 37 insertions, 24 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index f4e9562..3a40ad9 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,18 @@
 2017-04-05  Pedro Alves  <palves@redhat.com>
 
+	* proc-api.c (struct trans): Constify.
+	(procfs_note): Constify.
+	* proc-events.c (struct trans, syscall_table):
+	* proc-flags.c (struct trans): Constify.
+	* proc-utils.h (procfs_note): Constify.
+	* proc-why.c (struct trans): Constify.
+	* procfs.c (dead_procinfo, find_syscall, proc_warn, proc_error)
+	(procfs_detach): Constify.
+	* sol-thread.c (struct string_map): Constify.
+	(td_err_string, td_state_string): Constify.
+
+2017-04-05  Pedro Alves  <palves@redhat.com>
+
 	* proc-api.c (procfs_filename): Don't initialize
         procfs_filename.
 	(prepare_to_trace): Assume procfs_filename is non-NULL.
diff --git a/gdb/proc-api.c b/gdb/proc-api.c
index dbadd55..dd9af0d 100644
--- a/gdb/proc-api.c
+++ b/gdb/proc-api.c
@@ -54,8 +54,8 @@
 
 struct trans {
   long value;                   /* The numeric value */
-  char *name;                   /* The equivalent symbolic value */
-  char *desc;                   /* Short description of value */
+  const char *name;             /* The equivalent symbolic value */
+  const char *desc;             /* Short description of value */
 };
 
 static int   procfs_trace    = 0;
@@ -733,7 +733,7 @@ wait_with_trace (int *wstat, char *file, int line)
 }
 
 void
-procfs_note (char *msg, char *file, int line)
+procfs_note (const char *msg, const char *file, int line)
 {
   prepare_to_trace ();
   if (procfs_trace)
diff --git a/gdb/proc-events.c b/gdb/proc-events.c
index 2353682..961d626 100644
--- a/gdb/proc-events.c
+++ b/gdb/proc-events.c
@@ -54,8 +54,8 @@
 struct trans
 {
   int value;                    /* The numeric value.  */
-  char *name;                   /* The equivalent symbolic value.  */
-  char *desc;                   /* Short description of value.  */
+  const char *name;             /* The equivalent symbolic value.  */
+  const char *desc;             /* Short description of value.  */
 };
 
 
@@ -64,7 +64,7 @@ struct trans
 /* Syscall translation table.  */
 
 #define MAX_SYSCALLS 262	/* Pretty arbitrary.  */
-static char *syscall_table[MAX_SYSCALLS];
+static const char *syscall_table[MAX_SYSCALLS];
 
 static void
 init_syscall_table (void)
diff --git a/gdb/proc-flags.c b/gdb/proc-flags.c
index fba91d1..29b5f2a 100644
--- a/gdb/proc-flags.c
+++ b/gdb/proc-flags.c
@@ -43,8 +43,8 @@
 
 struct trans {
   int value;                    /* The numeric value */
-  char *name;                   /* The equivalent symbolic value */
-  char *desc;                   /* Short description of value */
+  const char *name;             /* The equivalent symbolic value */
+  const char *desc;             /* Short description of value */
 };
 
 /* Translate bits in the pr_flags member of the prstatus structure,
diff --git a/gdb/proc-utils.h b/gdb/proc-utils.h
index d481041..5ece8ee 100644
--- a/gdb/proc-utils.h
+++ b/gdb/proc-utils.h
@@ -88,7 +88,7 @@ extern  int   ioctl_with_trace (int, long, void *, char *, int);
 extern  pid_t wait_with_trace  (int *, char *, int);
 extern  int   open_with_trace  (char *, int, char *, int);
 extern  int   close_with_trace (int, char *, int);
-extern  void  procfs_note      (char *, char *, int);
+extern  void  procfs_note      (const char *, const char *, int);
 
 #ifdef PROCFS_TRACE
 /*
diff --git a/gdb/proc-why.c b/gdb/proc-why.c
index def8472..9c60635 100644
--- a/gdb/proc-why.c
+++ b/gdb/proc-why.c
@@ -38,8 +38,8 @@
 struct trans
 {
   int value;                    /* The numeric value.  */
-  char *name;                   /* The equivalent symbolic value.  */
-  char *desc;                   /* Short description of value.  */
+  const char *name;                   /* The equivalent symbolic value.  */
+  const char *desc;                   /* Short description of value.  */
 };
 
 /* Translate values in the pr_why field of a `struct prstatus' or
diff --git a/gdb/procfs.c b/gdb/procfs.c
index 71d4b64..87c317f 100644
--- a/gdb/procfs.c
+++ b/gdb/procfs.c
@@ -421,7 +421,7 @@ static procinfo *find_procinfo (int pid, int tid);
 static procinfo *create_procinfo (int pid, int tid);
 static void destroy_procinfo (procinfo * p);
 static void do_destroy_procinfo_cleanup (void *);
-static void dead_procinfo (procinfo * p, char *msg, int killp);
+static void dead_procinfo (procinfo * p, const char *msg, int killp);
 static int open_procinfo_files (procinfo * p, int which);
 static void close_procinfo_files (procinfo * p);
 static int sysset_t_size (procinfo *p);
@@ -429,7 +429,7 @@ static sysset_t *sysset_t_alloc (procinfo * pi);
 #ifdef DYNAMIC_SYSCALLS
 static void load_syscalls (procinfo *pi);
 static void free_syscalls (procinfo *pi);
-static int find_syscall (procinfo *pi, char *name);
+static int find_syscall (procinfo *pi, const char *name);
 #endif /* DYNAMIC_SYSCALLS */
 
 static int iterate_over_mappings
@@ -801,7 +801,7 @@ enum { NOKILL, KILL };
    destroys the data structure.  */
 
 static void
-dead_procinfo (procinfo *pi, char *msg, int kill_p)
+dead_procinfo (procinfo *pi, const char *msg, int kill_p)
 {
   char procfile[80];
 
@@ -982,7 +982,7 @@ free_syscalls (procinfo *pi)
    If no match is found, return -1.  */
 
 static int
-find_syscall (procinfo *pi, char *name)
+find_syscall (procinfo *pi, const char *name)
 {
   int i;
 
@@ -1020,14 +1020,14 @@ static int proc_iterate_over_threads
    void *ptr);
 
 static void
-proc_warn (procinfo *pi, char *func, int line)
+proc_warn (procinfo *pi, const char *func, int line)
 {
   sprintf (errmsg, "procfs: %s line %d, %s", func, line, pi->pathname);
   print_sys_errmsg (errmsg, errno);
 }
 
 static void
-proc_error (procinfo *pi, char *func, int line)
+proc_error (procinfo *pi, const char *func, int line)
 {
   sprintf (errmsg, "procfs: %s line %d, %s", func, line, pi->pathname);
   perror_with_name (errmsg);
@@ -3066,7 +3066,7 @@ procfs_detach (struct target_ops *ops, const char *args, int from_tty)
 
   if (from_tty)
     {
-      char *exec_file;
+      const char *exec_file;
 
       exec_file = get_exec_file (0);
       if (exec_file == NULL)
@@ -4557,11 +4557,11 @@ procfs_create_inferior (struct target_ops *ops, char *exec_file,
 	 if the caller is the superuser; failing to use it loses if
 	 there are ACLs or some such.  */
 
-      char *p;
-      char *p1;
+      const char *p;
+      const char *p1;
       /* FIXME-maybe: might want "set path" command so user can change what
 	 path is used from within GDB.  */
-      char *path = getenv ("PATH");
+      const char *path = getenv ("PATH");
       int len;
       struct stat statbuf;
 
diff --git a/gdb/sol-thread.c b/gdb/sol-thread.c
index 39dae86..02515b2 100644
--- a/gdb/sol-thread.c
+++ b/gdb/sol-thread.c
@@ -86,7 +86,7 @@ struct ps_prochandle
 struct string_map
 {
   int num;
-  char *str;
+  const char *str;
 };
 
 static struct ps_prochandle main_ph;
@@ -179,7 +179,7 @@ static td_thr_setgregs_ftype *p_td_thr_setgregs;
 /* Return the libthread_db error string associated with ERRCODE.  If
    ERRCODE is unknown, return an appropriate message.  */
 
-static char *
+static const char *
 td_err_string (td_err_e errcode)
 {
   static struct string_map td_err_table[] =
@@ -223,7 +223,7 @@ td_err_string (td_err_e errcode)
 /* Return the libthread_db state string assicoated with STATECODE.
    If STATECODE is unknown, return an appropriate message.  */
 
-static char *
+static const char *
 td_state_string (td_thr_state_e statecode)
 {
   static struct string_map td_thr_state_table[] =