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Command line history changes, lastpatch_71 from Vladimir N. Oleynik

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This commit is contained in:
Glenn L McGrath
2002-12-09 11:10:40 +00:00
parent 6b5bd0e5ab
commit fdbbb04893
4 changed files with 77 additions and 38 deletions
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46
shell/cmdedit.c
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@@ -1131,40 +1131,44 @@ static int get_next_history(void)
}
}
extern void load_history ( char *fromfile )
{
#ifdef CONFIG_FEATURE_COMMAND_SAVEHISTORY
extern void load_history ( const char *fromfile )
{
FILE *fp;
int hi;
// cleanup old
while ( n_history ) {
if ( history [n_history - 1] )
free ( history [n_history - 1] );
n_history--;
/* cleanup old */
for(hi = n_history; hi > 0; ) {
hi--;
free ( history [hi] );
}
if (( fp = fopen ( fromfile, "r" ))) {
char buffer [256];
int i, l;
for ( i = 0; i < MAX_HISTORY; i++ ) {
if ( !fgets ( buffer, sizeof( buffer ) - 1, fp ))
for ( hi = 0; hi < MAX_HISTORY; ) {
char * hl = get_line_from_file(fp);
int l;
if(!hl)
break;
l = xstrlen ( buffer );
if ( l && buffer [l - 1] == '\n' )
buffer [l - 1] = 0;
history [n_history++] = xstrdup ( buffer );
chomp(hl);
l = strlen(hl);
if(l >= BUFSIZ)
hl[BUFSIZ-1] = 0;
if(l == 0 || hl[0] == ' ') {
free(hl);
continue;
}
history [hi++] = hl;
}
fclose ( fp );
}
cur_history = n_history;
#endif
cur_history = n_history = hi;
}
extern void save_history ( char *tofile )
extern void save_history ( const char *tofile )
{
#ifdef CONFIG_FEATURE_COMMAND_SAVEHISTORY
FILE *fp = fopen ( tofile, "w" );
if ( fp ) {
@@ -1176,8 +1180,8 @@ extern void save_history ( char *tofile )
}
fclose ( fp );
}
#endif
}
#endif
#endif