X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fline-buffer.c;h=0dcb70f94952bab00fdd98cf09db83f02d729d6e;hb=5f7f751a47c68946a0fcbc9898f43f5499c5c6c5;hp=96ef8559a0e63dbe47f449270a02629fff87d587;hpb=5729150f2c4a00caf688e7e3b514b10b1987e211;p=pspp

diff --git a/src/language/line-buffer.c b/src/language/line-buffer.c
index 96ef8559a0..0dcb70f949 100644
--- a/src/language/line-buffer.c
+++ b/src/language/line-buffer.c
@@ -31,6 +31,7 @@
 #include <language/command.h>
 #include <language/lexer/lexer.h>
 #include <libpspp/alloc.h>
+#include <libpspp/assertion.h>
 #include <libpspp/message.h>
 #include <libpspp/message.h>
 #include <libpspp/str.h>
@@ -97,7 +98,6 @@ static struct getl_source *last_source;
 
 static struct string getl_include_path;
 
-struct string getl_buf;
 
 static void close_source (void);
 
@@ -105,16 +105,17 @@ static void init_prompts (void);
 static void uninit_prompts (void);
 static enum getl_prompt_style get_prompt_style (void);
 
+
 /* Initialize getl. */
 void
 getl_initialize (void)
 {
   ds_init_cstr (&getl_include_path,
                 fn_getenv_default ("STAT_INCLUDE_PATH", include_path));
-  ds_init_empty (&getl_buf);
   init_prompts ();
 }
 
+
 /* Delete everything from the include path. */
 void
 getl_clear_include_path (void)
@@ -377,6 +378,7 @@ getl_location (const char **fn, int *ln)
 
 /* File locator stack. */
 static const struct msg_locator **file_loc;
+
 static int nfile_loc, mfile_loc;
 
 /* Close getl. */
@@ -385,7 +387,6 @@ getl_uninitialize (void)
 {
   while (cur_source != NULL)
     close_source ();
-  ds_destroy (&getl_buf);
   ds_destroy (&getl_include_path);
   free(file_loc);
   file_loc = NULL;
@@ -423,10 +424,10 @@ msg_pop_msg_locator (const struct msg_locator *loc)
   nfile_loc--;
 }
 
-/* Puts the current file and line number in F, or NULL and -1 if
+/* Puts the current file and line number into LOC, or NULL and -1 if
    none. */
 void
-msg_location (struct msg_locator *loc)
+get_msg_location (struct msg_locator *loc)
 {
   if (nfile_loc)
     *loc = *file_loc[nfile_loc - 1];
@@ -492,7 +493,7 @@ read_line_from_source (struct string *line, struct getl_source *s)
       return s->u.interactive (line, get_prompt_style ());
     }
 
-  abort ();
+  NOT_REACHED ();
 }
 
 /* Reads a single line into LINE.
@@ -500,7 +501,7 @@ read_line_from_source (struct string *line, struct getl_source *s)
    If INTERACTIVE is non-null, then when true is returned
    *INTERACTIVE will be set to true if the line was obtained
    interactively, false otherwise. */
-static bool
+bool
 do_read_line (struct string *line, bool *interactive)
 {
   while (cur_source != NULL)
@@ -523,16 +524,6 @@ do_read_line (struct string *line, bool *interactive)
   return false;
 }
 
-/* Reads a single line into getl_buf.
-   Returns true when a line has been read, false at end of input.
-   If INTERACTIVE is non-null, then when true is returned
-   *INTERACTIVE will be set to true if the line was obtained
-   interactively, false otherwise. */
-bool
-getl_read_line (bool *interactive)
-{
-  return do_read_line (&getl_buf, interactive);
-}
 
 /* Current prompts in each style. */
 static char *prompts[GETL_PROMPT_CNT];