diff options
| -rwxr-xr-x | Makefile | 12 | ||||
| -rwxr-xr-x | build.sh | 7 | ||||
| -rwxr-xr-x | config.mk | 39 | ||||
| -rw-r--r-- | main.c | 81 |
4 files changed, 139 insertions, 0 deletions
diff --git a/Makefile b/Makefile new file mode 100755 index 0000000..b7b585e --- /dev/null +++ b/Makefile @@ -0,0 +1,12 @@ +# Big kram's stats app +#clear ; vim main.c ; gcc main.c -Wall -Wextra -Wpedantic -std=c99 -o stats + +CFLAGS = -std=c99 -pedantic -Wall -Wno-deprecated-declarations -Os + +CC = tcc + + +all: + ${CC} ${CFLAGS} main.c -o stats + +.PHONY: all clean dist install uninstall diff --git a/build.sh b/build.sh new file mode 100755 index 0000000..cfe5ef0 --- /dev/null +++ b/build.sh @@ -0,0 +1,7 @@ +#!/bin/sh + +clear + +vim main.c + +make diff --git a/config.mk b/config.mk new file mode 100755 index 0000000..982dc21 --- /dev/null +++ b/config.mk @@ -0,0 +1,39 @@ +# dwm version +VERSION = 6.8 + +# Customize below to fit your system + +# paths +PREFIX = /usr/local +MANPREFIX = ${PREFIX}/share/man + +X11INC = /usr/X11R6/include +X11LIB = /usr/X11R6/lib + +# Xinerama, comment if you don't want it +XINERAMALIBS = -lXinerama +XINERAMAFLAGS = -DXINERAMA + +# freetype +FREETYPELIBS = -lfontconfig -lXft +FREETYPEINC = /usr/include/freetype2 +# OpenBSD (uncomment) +#FREETYPEINC = ${X11INC}/freetype2 +#MANPREFIX = ${PREFIX}/man + +# includes and libs +INCS = -I${X11INC} -I${FREETYPEINC} +LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} + +# flags +CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS} +#CFLAGS = -g -std=c99 -pedantic -Wall -O0 ${INCS} ${CPPFLAGS} +CFLAGS = -std=c99 -pedantic -Wall -Wno-deprecated-declarations -Os ${INCS} ${CPPFLAGS} +LDFLAGS = ${LIBS} + +# Solaris +#CFLAGS = -fast ${INCS} -DVERSION=\"${VERSION}\" +#LDFLAGS = ${LIBS} + +# compiler and linker +CC = cc @@ -0,0 +1,81 @@ +#include <stdio.h> +#include <stdlib.h> + +/* Enums make words into numbers, ergo no magic numbers */ +enum MODE { + MODE_MAX, + MODE_MIN, + MODE_DIFF +}; + +void help(){ + printf("Usage: stats <numbers>\n"); + exit(1); +} + +/* ADDING UP ALL THE VALUES */ +int sigma(int argc, char * argv[]) { + char *endptr; + int sum = 0; + + for (int i = 1; i < argc; i++) { + + sum += strtol(argv[i], &endptr, 10); /* convert the value to an integer and add it on */ + if (endptr == argv[i] || *endptr != '\0') { + help(); + } + + } + return sum; +} + +/* FINDING MEAN */ +float average(int n, int sum) { + float mean = (float) sum / n; + return mean; +} + +/* FINDING THE MIN/MAX/DIFFERENCE */ +int range(int argc, char * argv[], enum MODE mode) { + int low = strtol(argv[1], NULL, 10); + int high = low; + + for (int i = 1; i < argc; i++) { + int val = strtol(argv[i], NULL, 10); + if (val > high) high = val; + if (low > val) low = val; + } + + /* Check once and return what we need */ + switch (mode) { + case MODE_MAX: + return high; + case MODE_MIN: + return low; + case MODE_DIFF: + return high - low; + } + return 1; +} + +int main(int argc, char * argv[]) { + if (argc < 2) { /* Stop empty input */ + help(); + } + + int n = argc - 1; /* this is how many numbers there are */ + int sum = sigma(argc, argv); /* sigma means adding them all together */ + float mean = average(n, sum); /* the sum divided by the however many numbers there are */ + int min = range(argc, argv, MODE_MIN); /* Using enums here to use words instead of numbers */ + int max = range(argc, argv, MODE_MAX); + int diff = range(argc, argv, MODE_DIFF); + + + /* align text left for 6 and 10 right */ + printf("%-6s %10d\n", "num:", n); + printf("%-6s %10d\n", "sum:", sum); + printf("%-6s %10.3f\n", "mean:", mean); + printf("%-6s %10d\n", "min:", min); + printf("%-6s %10d\n", "max:", max); + printf("%-6s %10d\n", "range:", diff); +} |