Always hexadecimal in uppercase

I still haven't been able to actually test scheme's Linux console
output...

4 files changed, 7 insertions, 7 deletions

diff --git a/bin/fbclock.c b/bin/fbclock.c
index 605fa4e0..e8e5fc69 100644
--- a/bin/fbclock.c
+++ b/bin/fbclock.c
@@ -61,7 +61,7 @@ int main() {
 
     if (header.magic != PSF2_MAGIC) {
         errx(
-            EX_DATAERR, "%s: invalid header magic %08x",
+            EX_DATAERR, "%s: invalid header magic %08X",
             fontPath, header.magic
         );
     }
diff --git a/bin/pbd.c b/bin/pbd.c
index 80ab036f..13ba62d3 100644
--- a/bin/pbd.c
+++ b/bin/pbd.c
@@ -59,7 +59,7 @@ static int pbd(void) {
     struct sockaddr_in addr = {
         .sin_family = AF_INET,
         .sin_port = htons(7062),
-        .sin_addr = { .s_addr = htonl(0x7f000001) },
+        .sin_addr = { .s_addr = htonl(0x7F000001) },
     };
     error = bind(server, (struct sockaddr *)&addr, sizeof(addr));
     if (error) err(EX_UNAVAILABLE, "bind");
@@ -93,7 +93,7 @@ static int pbdClient(void) {
     struct sockaddr_in addr = {
         .sin_family = AF_INET,
         .sin_port = htons(7062),
-        .sin_addr = { .s_addr = htonl(0x7f000001) },
+        .sin_addr = { .s_addr = htonl(0x7F000001) },
     };
     int error = connect(client, (struct sockaddr *)&addr, sizeof(addr));
     if (error) err(EX_UNAVAILABLE, "connect");
diff --git a/bin/scheme.c b/bin/scheme.c
index 162192fc..6fa52de3 100644
--- a/bin/scheme.c
+++ b/bin/scheme.c
@@ -121,7 +121,7 @@ static struct Rgb toRgb(struct Hsv hsv) {
 static void hex(const struct Hsv *hsv, size_t len) {
     for (size_t i = 0; i < len; ++i) {
         struct Rgb rgb = toRgb(hsv[i]);
-        printf("%02x%02x%02x\n", rgb.r, rgb.g, rgb.b);
+        printf("%02X%02X%02X\n", rgb.r, rgb.g, rgb.b);
     }
 }
 
@@ -129,7 +129,7 @@ static void linux(const struct Hsv *hsv, size_t len) {
     if (len > 16) len = 16;
     for (size_t i = 0; i < len; ++i) {
         struct Rgb rgb = toRgb(hsv[i]);
-        printf("\x1B]P%zx%02x%02x%02x", i, rgb.r, rgb.g, rgb.b);
+        printf("\x1B]P%zX%02X%02X%02X", i, rgb.r, rgb.g, rgb.b);
     }
 }
 
diff --git a/bin/xx.c b/bin/xx.c
index 688db8bc..9b2d3ca3 100644
--- a/bin/xx.c
+++ b/bin/xx.c
@@ -59,7 +59,7 @@ static void dump(FILE *file) {
         }
 
         if (options.offset) {
-            printf("%08zx:  ", offset);
+            printf("%08zX:  ", offset);
         }
 
         for (size_t i = 0; i < sizeof(buf); ++i) {
@@ -69,7 +69,7 @@ static void dump(FILE *file) {
                 }
             }
             if (i < size) {
-                printf("%02hhx ", buf[i]);
+                printf("%02hhX ", buf[i]);
             } else {
                 printf("   ");
             }