bc: add preparatory indent block, no code changes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/miscutils/bc.c b/miscutils/bc.c
index ee4f213..90c3bf5 100644
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -1216,41 +1216,41 @@
, stderr);
}
#endif
- if (G_ttyin && !G_posix)
- fputs(prompt, stderr);
+ {
+ if (G_ttyin && !G_posix)
+ fputs(prompt, stderr);
+ IF_FEATURE_BC_SIGNALS(errno = 0;)
+ do {
+ i = fgetc(stdin);
+ if (i == EOF) {
#if ENABLE_FEATURE_BC_SIGNALS
- errno = 0;
+ // Both conditions appear simultaneously, check both just in case
+ if (errno == EINTR || bb_got_signal) {
+ // ^C was pressed
+ clearerr(stdin);
+ goto intr;
+ }
#endif
- do {
- i = fgetc(stdin);
- if (i == EOF) {
-#if ENABLE_FEATURE_BC_SIGNALS
- // Both conditions appear simultaneously, check both just in case
- if (errno == EINTR || bb_got_signal) {
- // ^C was pressed
- clearerr(stdin);
- goto intr;
+ if (ferror(stdin))
+ quit(); // this emits error message
+ G.eof = 1;
+ // Note: EOF does not append '\n', therefore:
+ // printf 'print 123\n' | bc - works
+ // printf 'print 123' | bc - fails (syntax error)
+ break;
}
-#endif
- if (ferror(stdin))
- quit(); // this emits error message
- G.eof = 1;
- // Note: EOF does not append '\n', therefore:
- // printf 'print 123\n' | bc - works
- // printf 'print 123' | bc - fails (syntax error)
- break;
- }
- if ((i < ' ' && i != '\t' && i != '\r' && i != '\n') // also allow '\v' '\f'?
- || i > 0x7e
- ) {
- // Bad chars on this line, ignore entire line
- bc_error_fmt("illegal character 0x%02x", i);
- bad_chars = 1;
- }
- bc_vec_pushByte(vec, (char)i);
- } while (i != '\n');
+ if ((i < ' ' && i != '\t' && i != '\r' && i != '\n') // also allow '\v' '\f'?
+ || i > 0x7e
+ ) {
+ // Bad chars on this line, ignore entire line
+ bc_error_fmt("illegal character 0x%02x", i);
+ bad_chars = 1;
+ }
+ bc_vec_pushByte(vec, (char)i);
+ } while (i != '\n');
+ }
} while (bad_chars);
bc_vec_pushZeroByte(vec);