From 604ad4d8ff971314f37440963f4ad8e6ea79aacc Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Tue, 1 Nov 2005 15:01:00 +0000
Subject: isdigit (Tom Miller)

---
 src/cmd/eqn/e.h      | 1 +
 src/cmd/grap/input.c | 1 +
 src/cmd/grap/print.c | 1 +
 src/cmd/jpg/togif.c  | 8 ++++----
 src/cmd/pic/picl.lx  | 2 +-
 src/cmd/troff/n10.c  | 2 +-
 6 files changed, 9 insertions(+), 6 deletions(-)

(limited to 'src/cmd')

diff --git a/src/cmd/eqn/e.h b/src/cmd/eqn/e.h
index 4f5282ec..fb6af133 100644
--- a/src/cmd/eqn/e.h
+++ b/src/cmd/eqn/e.h
@@ -1,3 +1,4 @@
+#include <u.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/cmd/grap/input.c b/src/cmd/grap/input.c
index 509fb01b..345a8468 100644
--- a/src/cmd/grap/input.c
+++ b/src/cmd/grap/input.c
@@ -1,3 +1,4 @@
+#include <u.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/cmd/grap/print.c b/src/cmd/grap/print.c
index 5a2e4e78..b9f0ab9b 100644
--- a/src/cmd/grap/print.c
+++ b/src/cmd/grap/print.c
@@ -1,3 +1,4 @@
+#include <u.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/cmd/jpg/togif.c b/src/cmd/jpg/togif.c
index 35336883..0aa37644 100644
--- a/src/cmd/jpg/togif.c
+++ b/src/cmd/jpg/togif.c
@@ -31,7 +31,7 @@ main(int argc, char *argv[])
 	ARGBEGIN{
 	case 'l':
 		s = ARGF();
-		if(s==nil || (!isdigit(s[0]) && s[0]!='-'))
+		if(s==nil || (!isdigit((uchar)s[0]) && s[0]!='-'))
 			usage();
 		loop = atoi(s);
 		break;
@@ -42,13 +42,13 @@ main(int argc, char *argv[])
 		break;
 	case 'd':
 		s = ARGF();
-		if(s==nil || !isdigit(s[0]))
+		if(s==nil || !isdigit((uchar)s[0]))
 			usage();
 		dt = atoi(s);
 		break;
 	case 't':
 		s = ARGF();
-		if(s==nil || !isdigit(s[0]))
+		if(s==nil || !isdigit((uchar)s[0]))
 			usage();
 		trans = atoi(s);
 		if(trans > 255)
@@ -101,7 +101,7 @@ main(int argc, char *argv[])
 						usage();
 				}else
 					s = &argv[j][2];
-				if(!isdigit(s[0]))
+				if(!isdigit((uchar)s[0]))
 					usage();
 				dt = atoi(s);
 				if(j == argc-1)	/* last argument must be file */
diff --git a/src/cmd/pic/picl.lx b/src/cmd/pic/picl.lx
index da29d246..45130f24 100644
--- a/src/cmd/pic/picl.lx
+++ b/src/cmd/pic/picl.lx
@@ -248,7 +248,7 @@ WS	[ \t]
 				pbstr(p->s_val.p);
 				dprintf("pushing back `%s'\n", p->s_val.p);
 			}
-		} else if (islower(yytext[0])) {
+		} else if (islower((unsigned char)yytext[0])) {
 			yylval.p = tostring(yytext);
 			return(VARNAME);
 		} else {
diff --git a/src/cmd/troff/n10.c b/src/cmd/troff/n10.c
index eaa5a57a..b6be4c51 100644
--- a/src/cmd/troff/n10.c
+++ b/src/cmd/troff/n10.c
@@ -52,7 +52,7 @@ static char *parse(char *s, int typeit)	/* convert \0, etc to nroff driving tabl
 			if (isdigit((uchar)s[0]) && isdigit((uchar)s[1]) && isdigit((uchar)s[2])) {
 				*t++ = (s[0]-'0')<<6 | (s[1]-'0')<<3 | s[2]-'0';
 				s += 2;
-			} else if (isdigit(s[0])) {
+			} else if (isdigit((uchar)s[0])) {
 				*t++ = *s - '0';
 			} else if (*s == 'b') {
 				*t++ = '\b';
-- 
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