Remove units from numbers

This is a first step to decouple formatting from information because of
two reasons:

 1. The components should only gather and return the values by design
 2. Fine grained user control should be a focus

Scaling will be implemented in a different way in a later commit.

components/battery.c

@@ -43,7 +43,7 @@
 			return NULL;
 		}
 
-		return bprintf("%d%%", perc);
+		return bprintf("%d", perc);
 	}
 
 	const char *
@@ -144,7 +144,7 @@
 		struct apm_power_info apm_info;
 
 		if (load_apm_power_info(&apm_info)) {
-			return bprintf("%d%%", apm_info.battery_life);
+			return bprintf("%d", apm_info.battery_life);
 		}
 
 		return NULL;

components/cpu.c

@@ -20,7 +20,7 @@
 			return NULL;
 		}
 
-		return fmt_human_10(freq * 1000, "Hz");
+		return fmt_human_10(freq * 1000);
 	}
 
 	const char *
@@ -39,7 +39,7 @@
 			return NULL;
 		}
 
-		return bprintf("%d%%", (int)(100 *
+		return bprintf("%d", (int)(100 *
 		               ((b[0] + b[1] + b[2] + b[5] + b[6]) -
 		                (a[0] + a[1] + a[2] + a[5] + a[6])) /
 		               ((b[0] + b[1] + b[2] + b[3] + b[4] + b[5] + b[6]) -
@@ -67,7 +67,7 @@
 			return NULL;
 		}
 
-		return fmt_human_10((size_t)freq * 1000 * 1000, "Hz");
+		return fmt_human_10((size_t)freq * 1000 * 1000);
 	}
 
 	const char *
@@ -92,7 +92,7 @@
 			return NULL;
 		}
 
-		return bprintf("%d%%", 100 *
+		return bprintf("%d", 100 *
 		               ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] + a[CP_INTR]) -
 		                (b[CP_USER] + b[CP_NICE] + b[CP_SYS] + b[CP_INTR])) /
 		               ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] + a[CP_INTR] +

components/disk.c

@@ -16,7 +16,7 @@ disk_free(const char *mnt)
 		return NULL;
 	}
 
-	return fmt_human_2(fs.f_frsize * fs.f_bavail, "B");
+	return fmt_human_2(fs.f_frsize * fs.f_bavail);
 }
 
 const char *
@@ -29,7 +29,7 @@ disk_perc(const char *mnt)
 		return NULL;
 	}
 
-	return bprintf("%d%%", (int)(100 *
+	return bprintf("%d", (int)(100 *
 	               (1.0f - ((float)fs.f_bavail / (float)fs.f_blocks))));
 }
 
@@ -43,7 +43,7 @@ disk_total(const char *mnt)
 		return NULL;
 	}
 
-	return fmt_human_2(fs.f_frsize * fs.f_blocks, "B");
+	return fmt_human_2(fs.f_frsize * fs.f_blocks);
 }
 
 const char *
@@ -56,5 +56,5 @@ disk_used(const char *mnt)
 		return NULL;
 	}
 
-	return fmt_human_2(fs.f_frsize * (fs.f_blocks - fs.f_bfree), "B");
+	return fmt_human_2(fs.f_frsize * (fs.f_blocks - fs.f_bfree));
 }

components/netspeeds.c

@@ -29,8 +29,7 @@
 			return NULL;
 		}
 
-		return fmt_human_2((rxbytes - oldrxbytes) *
-		                   1000 / interval, "B/s");
+		return fmt_human_2((rxbytes - oldrxbytes) * 1000 / interval);
 	}
 
 	const char *
@@ -55,8 +54,7 @@
 			return NULL;
 		}
 
-		return fmt_human_2((txbytes - oldtxbytes) *
-		                   1000 / interval, "B/s");
+		return fmt_human_2((txbytes - oldtxbytes) * 1000 / interval);
 	}
 #elif defined(__OpenBSD__)
 	#include <string.h>
@@ -97,8 +95,7 @@
 			return NULL;
 		}
 
-		return fmt_human_2((rxbytes - oldrxbytes) *
-		                   1000 / interval, "B/s");
+		return fmt_human_2((rxbytes - oldrxbytes) * 1000 / interval);
 	}
 
 	const char *
@@ -133,7 +130,6 @@
 			return NULL;
 		}
 
-		return fmt_human_2((txbytes - oldtxbytes) *
-		                   1000 / interval, "B/s");
+		return fmt_human_2((txbytes - oldtxbytes) * 1000 / interval);
 	}
 #endif

components/ram.c

@@ -17,7 +17,7 @@
 			return NULL;
 		}
 
-		return fmt_human_2(free * 1024, "B");
+		return fmt_human_2(free * 1024);
 	}
 
 	const char *
@@ -34,7 +34,7 @@
 			return NULL;
 		}
 
-		return bprintf("%d%%", 100 * ((total - free) -
+		return bprintf("%d", 100 * ((total - free) -
 		                            (buffers + cached)) / total);
 	}
 
@@ -48,7 +48,7 @@
 			return NULL;
 		}
 
-		return fmt_human_2(total * 1024, "B");
+		return fmt_human_2(total * 1024);
 	}
 
 	const char *
@@ -65,8 +65,7 @@
 			return NULL;
 		}
 
-		return fmt_human_2((total - free - buffers - cached) * 1024,
-		                   "B");
+		return fmt_human_2((total - free - buffers - cached) * 1024);
 	}
 #elif defined(__OpenBSD__)
 	#include <stdlib.h>
@@ -96,7 +95,8 @@
 
 		if (load_uvmexp(&uvmexp)) {
 			free_pages = uvmexp.npages - uvmexp.active;
-			return fmt_human_2(pagetok(free_pages, uvmexp.pageshift) * 1024, "B");
+			return fmt_human_2(pagetok(free_pages,
+			                           uvmexp.pageshift) * 1024);
 		}
 
 		return NULL;
@@ -110,7 +110,7 @@
 
 		if (load_uvmexp(&uvmexp)) {
 			percent = uvmexp.active * 100 / uvmexp.npages;
-			return bprintf("%d%%", percent);
+			return bprintf("%d", percent);
 		}
 
 		return NULL;
@@ -122,7 +122,8 @@
 		struct uvmexp uvmexp;
 
 		if (load_uvmexp(&uvmexp)) {
-			return fmt_human_2(pagetok(uvmexp.npages, uvmexp.pageshift) * 1024, "B");
+			return fmt_human_2(pagetok(uvmexp.npages,
+			                           uvmexp.pageshift) * 1024);
 		}
 
 		return NULL;
@@ -134,7 +135,8 @@
 		struct uvmexp uvmexp;
 
 		if (load_uvmexp(&uvmexp)) {
-			return fmt_human_2(pagetok(uvmexp.active, uvmexp.pageshift) * 1024, "B");
+			return fmt_human_2(pagetok(uvmexp.active,
+			                           uvmexp.pageshift) * 1024);
 		}
 
 		return NULL;

components/swap.c

@@ -48,7 +48,7 @@
 		}
 		sscanf(match, "SwapFree: %ld kB\n", &free);
 
-		return fmt_human_2(free * 1024, "B");
+		return fmt_human_2(free * 1024);
 	}
 
 	const char *
@@ -80,7 +80,7 @@
 			return NULL;
 		}
 
-		return bprintf("%d%%", 100 * (total - free - cached) / total);
+		return bprintf("%d", 100 * (total - free - cached) / total);
 	}
 
 	const char *
@@ -98,7 +98,7 @@
 		}
 		sscanf(match, "SwapTotal: %ld kB\n", &total);
 
-		return fmt_human_2(total * 1024, "B");
+		return fmt_human_2(total * 1024);
 	}
 
 	const char *
@@ -126,7 +126,7 @@
 		}
 		sscanf(match, "SwapFree: %ld kB\n", &free);
 
-		return fmt_human_2((total - free - cached) * 1024, "B");
+		return fmt_human_2((total - free - cached) * 1024);
 	}
 #elif defined(__OpenBSD__)
 	#include <stdlib.h>
@@ -178,7 +178,7 @@
 
 		getstats(&total, &used);
 
-		return fmt_human_2((total - used) * 1024, "B");
+		return fmt_human_2((total - used) * 1024);
 	}
 
 	const char *
@@ -192,7 +192,7 @@
 			return NULL;
 		}
 
-		return bprintf("%d%%", 100 * used / total);
+		return bprintf("%d", 100 * used / total);
 	}
 
 	const char *
@@ -202,7 +202,7 @@
 
 		getstats(&total, &used);
 
-		return fmt_human_2(total * 1024, "B");
+		return fmt_human_2(total * 1024);
 	}
 
 	const char *
@@ -212,6 +212,6 @@
 
 		getstats(&total, &used);
 
-		return fmt_human_2(used * 1024, "B");
+		return fmt_human_2(used * 1024);
 	}
 #endif

components/temperature.c

@@ -13,7 +13,7 @@
 			return NULL;
 		}
 
-		return bprintf("%d°C", temp / 1000);
+		return bprintf("%d", temp / 1000);
 	}
 #elif defined(__OpenBSD__)
 	#include <errno.h>
@@ -44,6 +44,6 @@
 		}
 
 		/* kelvin to celsius */
-		return bprintf("%d°C", (temp.value - 273150000) / 1000000);
+		return bprintf("%d", (temp.value - 273150000) / 1000000);
 	}
 #endif

components/volume.c

@@ -42,5 +42,5 @@ vol_perc(const char *card)
 
 	close(afd);
 
-	return bprintf("%d%%", v & 0xff);
+	return bprintf("%d", v & 0xff);
 }

components/wifi.c

@@ -60,7 +60,7 @@
 		sscanf(datastart + 1, " %*d   %d  %*d  %*d\t\t  %*d\t   "
 		       "%*d\t\t%*d\t\t %*d\t  %*d\t\t %*d", &cur);
 
-		return bprintf("%d%%", (int)((float)cur / total * 100));
+		return bprintf("%d", (int)((float)cur / total * 100));
 	}
 
 	const char *
@@ -147,7 +147,7 @@
 				q = nr.nr_rssi >= -50 ? 100 : (nr.nr_rssi <= -100 ? 0 :
 				(2 * (nr.nr_rssi + 100)));
 			}
-			return bprintf("%d%%", q);
+			return bprintf("%d", q);
 		}
 
 		return NULL;

util.c

@@ -87,7 +87,7 @@ bprintf(const char *fmt, ...)
 }
 
 const char *
-fmt_human_2(size_t num, char *unit)
+fmt_human_2(size_t num)
 {
 	size_t i;
 	double scaled;
@@ -99,11 +99,11 @@ fmt_human_2(size_t num, char *unit)
 		scaled /= 1024.0;
 	}
 
-	return bprintf("%.1f%s%s", scaled, prefix[i], unit);
+	return bprintf("%.1f%s", scaled, prefix[i]);
 }
 
 const char *
-fmt_human_10(size_t num, char *unit)
+fmt_human_10(size_t num)
 {
 	size_t i;
 	double scaled;
@@ -115,7 +115,7 @@ fmt_human_10(size_t num, char *unit)
 		scaled /= 1000.0;
 	}
 
-	return bprintf("%.1f%s%s", scaled, prefix[i], unit);
+	return bprintf("%.1f%s", scaled, prefix[i]);
 }
 
 int

util.h

@@ -10,6 +10,6 @@ void die(const char *, ...);
 
 int esnprintf(char *str, size_t size, const char *fmt, ...);
 const char *bprintf(const char *fmt, ...);
-const char *fmt_human_2(size_t num, char *unit);
-const char *fmt_human_10(size_t num, char *unit);
+const char *fmt_human_2(size_t num);
+const char *fmt_human_10(size_t num);
 int pscanf(const char *path, const char *fmt, ...);