emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

bc: shrink bc_program_printString

Browse Source 
function                                             old     new   delta
zbc_program_print                                    665     642     -23

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2018-12-11 19:52:25 +01:00
parent 259137d0f0
commit 9f657e0f7d
1 changed files with 39 additions and 71 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

110
miscutils/bc.c
View File

@ -5585,87 +5585,55 @@ static char *bc_program_name(char *code, size_t *bgn)
static void bc_program_printString(const char *str)
{
size_t i, len = strlen(str);
#if ENABLE_DC
if (len == 0) {
// Huh? Example when this happens?
if (!str[0]) {
bb_putchar('\0');
return;
}
#endif
for (i = 0; i < len; ++i, ++G.prog.nchars) {
int c = str[i];
if (c != '\\' || i == len - 1)
while (*str) {
int c = *str++;
if (c != '\\' || !*str)
bb_putchar(c);
else {
c = str[++i];
c = *str++;
switch (c) {
case 'a':
{
bb_putchar('\a');
break;
}
case 'b':
{
bb_putchar('\b');
break;
}
case '\\':
case 'e':
{
bb_putchar('\\');
break;
}
case 'f':
{
bb_putchar('\f');
break;
}
case 'n':
{
bb_putchar('\n');
G.prog.nchars = SIZE_MAX;
break;
}
case 'r':
{
bb_putchar('\r');
break;
}
case 'q':
{
bb_putchar('"');
break;
}
case 't':
{
bb_putchar('\t');
break;
}
default:
{
// Just print the backslash and following character.
bb_putchar('\\');
++G.prog.nchars;
bb_putchar(c);
break;
}
case 'a':
bb_putchar('\a');
break;
case 'b':
bb_putchar('\b');
break;
case '\\':
case 'e':
bb_putchar('\\');
break;
case 'f':
bb_putchar('\f');
break;
case 'n':
bb_putchar('\n');
G.prog.nchars = SIZE_MAX;
break;
case 'r':
bb_putchar('\r');
break;
case 'q':
bb_putchar('"');
break;
case 't':
bb_putchar('\t');
break;
default:
// Just print the backslash and following character.
bb_putchar('\\');
++G.prog.nchars;
bb_putchar(c);
break;
}
}
++G.prog.nchars;
}
}