introduce bb_putchar(). saves ~1800 on uclibc (less on glibc).

13 files changed, 28 insertions, 27 deletions

diff --git a/coreutils/cal.c b/coreutils/cal.c
index 35a563145..3116e1ebe 100644
--- a/coreutils/cal.c
+++ b/coreutils/cal.c
@@ -167,7 +167,7 @@ int cal_main(int argc, char **argv)
 			if (!julian) {
 				printf("%*s%s", HEAD_SEP, "", day_headings);
 			}
-			putchar('\n');
+			bb_putchar('\n');
 			for (row = 0; row < (6*7); row += 7) {
 				for (which_cal = 0; which_cal < 3-julian; which_cal++) {
 					dp = days[month + which_cal] + row;
diff --git a/coreutils/catv.c b/coreutils/catv.c
index ce927465b..5d5a5500f 100644
--- a/coreutils/catv.c
+++ b/coreutils/catv.c
@@ -62,13 +62,13 @@ int catv_main(int argc, char **argv)
 				if (c < 32) {
 					if (c == 10) {
 						if (flags & CATV_OPT_e)
-							putchar('$');
+							bb_putchar('$');
 					} else if (flags & (c==9 ? CATV_OPT_t : CATV_OPT_v)) {
 						printf("^%c", c+'@');
 						continue;
 					}
 				}
-				putchar(c);
+				bb_putchar(c);
 			}
 		}
 		if (ENABLE_FEATURE_CLEAN_UP && fd)
diff --git a/coreutils/echo.c b/coreutils/echo.c
index 085e8516c..851d2efb2 100644
--- a/coreutils/echo.c
+++ b/coreutils/echo.c
@@ -100,18 +100,18 @@ int bb_echo(char **argv)
 					c = bb_process_escape_sequence(&arg);
 				}
 			}
-			putchar(c);
+			bb_putchar(c);
 		}
 
 		arg = *++argv;
 		if (!arg)
 			break;
-		putchar(' ');
+		bb_putchar(' ');
 	}
 
  newline_ret:
 	if (nflag) {
-		putchar('\n');
+		bb_putchar('\n');
 	}
  ret:
 	return fflush(stdout);
diff --git a/coreutils/fold.c b/coreutils/fold.c
index 6e422de59..a75f4666e 100644
--- a/coreutils/fold.c
+++ b/coreutils/fold.c
@@ -115,7 +115,7 @@ int fold_main(int argc, char **argv)
 						/* Found a blank.  Don't output the part after it. */
 						logical_end++;
 						fwrite(line_out, sizeof(char), (size_t) logical_end, stdout);
-						putchar('\n');
+						bb_putchar('\n');
 						/* Move the remainder to the beginning of the next line.
 						   The areas being copied here might overlap. */
 						memmove(line_out, line_out + logical_end, offset_out - logical_end);
diff --git a/coreutils/id.c b/coreutils/id.c
index 1cc8c4d1d..536e946c0 100644
--- a/coreutils/id.c
+++ b/coreutils/id.c
@@ -102,7 +102,7 @@ int id_main(int argc, char **argv)
 	/* Print full info like GNU id */
 	/* bb_getpwuid(0) doesn't exit on failure (returns NULL) */
 	status = printf_full(uid, bb_getpwuid(NULL, 0, uid), 'u');
-	putchar(' ');
+	bb_putchar(' ');
 	status |= printf_full(gid, bb_getgrgid(NULL, 0, gid), 'g');
 
 #if ENABLE_SELINUX
@@ -121,6 +121,6 @@ int id_main(int argc, char **argv)
 	}
 #endif
 
-	putchar('\n');
+	bb_putchar('\n');
 	fflush_stdout_and_exit(status);
 }
diff --git a/coreutils/ls.c b/coreutils/ls.c
index 4adf523d3..a4acc98ad 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -451,7 +451,7 @@ static void showdirs(struct dnode **dn, int ndirs, int first)
 	for (i = 0; i < ndirs; i++) {
 		if (all_fmt & (DISP_DIRNAME | DISP_RECURSIVE)) {
 			if (!first)
-				puts("");
+				bb_putchar('\n');
 			first = 0;
 			printf("%s:\n", dn[i]->fullname);
 		}
diff --git a/coreutils/od_bloaty.c b/coreutils/od_bloaty.c
index 44d0f2db0..1bd1b0c84 100644
--- a/coreutils/od_bloaty.c
+++ b/coreutils/od_bloaty.c
@@ -1183,7 +1183,7 @@ dump_strings(void)
 			case '\r': fputs("\\r", stdout); break;
 			case '\t': fputs("\\t", stdout); break;
 			case '\v': fputs("\\v", stdout); break;
-			default: putc(c, stdout);
+			default: bb_putchar(c);
 			}
 		}
 		putchar('\n');
diff --git a/coreutils/printf.c b/coreutils/printf.c
index d0cf5a671..d5ef32e8c 100644
--- a/coreutils/printf.c
+++ b/coreutils/printf.c
@@ -99,9 +99,9 @@ static void print_esc_string(char *str)
 	for (; *str; str++) {
 		if (*str == '\\') {
 			str++;
-			putchar(bb_process_escape_sequence((const char **)&str));
+			bb_putchar(bb_process_escape_sequence((const char **)&str));
 		} else {
-			putchar(*str);
+			bb_putchar(*str);
 		}
 
 	}
@@ -205,7 +205,7 @@ static int print_formatted(char *format, int argc, char **argv)
 			direc_length = 1;
 			field_width = precision = -1;
 			if (*f == '%') {
-				putchar('%');
+				bb_putchar('%');
 				break;
 			}
 			if (*f == 'b') {
@@ -274,11 +274,11 @@ static int print_formatted(char *format, int argc, char **argv)
 		case '\\':
 			if (*++f == 'c')
 				exit(0);
-			putchar(bb_process_escape_sequence((const char **)&f));
+			bb_putchar(bb_process_escape_sequence((const char **)&f));
 			f--;
 			break;
 		default:
-			putchar(*f);
+			bb_putchar(*f);
 		}
 	}
 
diff --git a/coreutils/stat.c b/coreutils/stat.c
index 18e8e076c..a0424d936 100644
--- a/coreutils/stat.c
+++ b/coreutils/stat.c
@@ -321,7 +321,7 @@ static void print_it(char const *masterformat, char const *filename,
 			b = NULL;
 			/* fall through */
 		case '%':
-			putchar('%');
+			bb_putchar('%');
 			break;
 		default:
 			print_func(dest, n_alloc, *p, filename, data USE_SELINUX(,scontext));
@@ -552,7 +552,7 @@ static bool do_stat(char const *filename, char const *format)
 		if (option_mask32 & OPT_SELINUX)
 			printf(" %lc\n", *scontext);
 		else
-			putchar('\n');
+			bb_putchar('\n');
 #endif
 	} else {
 		char *linkname = NULL;
@@ -586,7 +586,7 @@ static bool do_stat(char const *filename, char const *format)
 			       (unsigned long) major(statbuf.st_rdev),
 			       (unsigned long) minor(statbuf.st_rdev));
 		else
-			putchar('\n');
+			bb_putchar('\n');
 		printf("Access: (%04lo/%10.10s)  Uid: (%5lu/%8s)   Gid: (%5lu/%8s)\n",
 		       (unsigned long) (statbuf.st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)),
 		       bb_mode_string(statbuf.st_mode),
diff --git a/coreutils/stty.c b/coreutils/stty.c
index 863f28d92..1f0d4227e 100644
--- a/coreutils/stty.c
+++ b/coreutils/stty.c
@@ -475,10 +475,10 @@ static void wrapf(const char *message, ...)
 		G.current_col++;
 		if (buf[0] != '\n') {
 			if (G.current_col + buflen >= max_col) {
-				putchar('\n');
+				bb_putchar('\n');
 				G.current_col = 0;
 			} else
-				putchar(' ');
+				bb_putchar(' ');
 		}
 	}
 	fputs(buf, stdout);
@@ -618,7 +618,7 @@ static void display_recoverable(const struct termios *mode,
 		   (unsigned long) mode->c_cflag, (unsigned long) mode->c_lflag);
 	for (i = 0; i < NCCS; ++i)
 		printf(":%x", (unsigned int) mode->c_cc[i]);
-	putchar('\n');
+	bb_putchar('\n');
 }
 
 static void display_speed(const struct termios *mode, int fancy)
diff --git a/coreutils/tee.c b/coreutils/tee.c
index d253028cc..831325812 100644
--- a/coreutils/tee.c
+++ b/coreutils/tee.c
@@ -22,6 +22,7 @@ int tee_main(int argc, char **argv)
 	char **names;
 	char **np;
 	char retval;
+//TODO: make unconditional
 #if ENABLE_FEATURE_TEE_USE_BLOCK_IO
 	ssize_t c;
 # define buf bb_common_bufsiz1
@@ -62,7 +63,7 @@ int tee_main(int argc, char **argv)
 	/* names[0] will be filled later */
 
 #if ENABLE_FEATURE_TEE_USE_BLOCK_IO
-	while ((c = safe_read(STDIN_FILENO, buf, BUFSIZ)) > 0) {
+	while ((c = safe_read(STDIN_FILENO, buf, sizeof(buf))) > 0) {
 		fp = files;
 		do
 			fwrite(buf, 1, c, *fp++);
diff --git a/coreutils/uname.c b/coreutils/uname.c
index e4724c8f1..e70b1f9b6 100644
--- a/coreutils/uname.c
+++ b/coreutils/uname.c
@@ -91,12 +91,12 @@ int uname_main(int argc, char **argv)
 		if (toprint & 1) {
 			printf(((char *)(&uname_info)) + *delta);
 			if (toprint > 1) {
-				putchar(' ');
+				bb_putchar(' ');
 			}
 		}
 		++delta;
 	} while (toprint >>= 1);
-	putchar('\n');
+	bb_putchar('\n');
 
 	fflush_stdout_and_exit(EXIT_SUCCESS);
 }
diff --git a/coreutils/uuencode.c b/coreutils/uuencode.c
index 56d68820e..17def8d9a 100644
--- a/coreutils/uuencode.c
+++ b/coreutils/uuencode.c
@@ -48,9 +48,9 @@ int uuencode_main(int argc, char **argv)
 			bb_perror_msg_and_die(bb_msg_read_error);
 		/* Encode the buffer we just read in */
 		bb_uuencode(dst_buf, src_buf, size, tbl);
-		putchar('\n');
+		bb_putchar('\n');
 		if (tbl == bb_uuenc_tbl_std) {
-			putchar(tbl[size]);
+			bb_putchar(tbl[size]);
 		}
 		fflush(stdout);
 		xwrite(STDOUT_FILENO, dst_buf, 4 * ((size + 2) / 3));