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[v0.96] Add short options. Improve --help flag. Update man page

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Dr-Noob
2021-03-31 12:40:19 +02:00
parent 8abbd8f69f
commit ca7091bc5e
6 changed files with 205 additions and 152 deletions
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70
src/common/main.c
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@@ -1,5 +1,6 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "args.h"
#include "printer.h"
@@ -16,38 +17,52 @@
static const char* VERSION = "0.96";
void print_help(char *argv[]) {
printf("Usage: %s [--version] [--help] [--debug] [--style \"fancy\"|\"retro\"|\"legacy\"] [--color \"intel\"|\"amd\"|'R,G,B:R,G,B:R,G,B:R,G,B']\n\n", argv[0]);
const char **t = args_str;
const char *c = args_chr;
int max_len = max_arg_str_length();
printf("Options: \n\
--color Set the color scheme. By default, cpufetch uses the system color scheme. This option \n\
lets the user use different colors to print the CPU art: \n\
* \"intel\": Use Intel default color scheme \n\
* \"amd\": Use AMD default color scheme \n\
* \"arm\": Use ARM default color scheme \n\
* custom: If color argument do not match \"Intel\", \"AMD\" or \"ARM\", a custom scheme can be specified: \n\
4 colors must be given in RGB with the format: R,G,B:R,G,B:... \n\
These colors correspond to CPU art color (2 colors) and for the text colors (following 2) \n\
For example: --color 239,90,45:210,200,200:100,200,45:0,200,200 \n\n\
--style Set the style of CPU art: \n\
* \"fancy\": Default style \n\
* \"retro\": Old cpufetch style \n\
* \"legacy\": Fallback style for terminals that does not support colors \n\n");
printf("Usage: %s [OPTION]...\n", argv[0]);
printf("Simplistic yet fancy CPU architecture fetching tool\n\n");
printf("Options: \n");
printf(" -%c, --%s %*s Set the color scheme (by default, cpufetch uses the system color scheme)\n", c[ARG_COLOR], t[ARG_COLOR], (int) (max_len-strlen(t[ARG_COLOR])), "");
printf(" -%c, --%s %*s Set the style of CPU art\n", c[ARG_STYLE], t[ARG_STYLE], (int) (max_len-strlen(t[ARG_STYLE])), "");
#ifdef ARCH_X86
printf(" --debug Prints CPU model and cpuid levels (debug purposes)\n\n");
printf(" -%c, --%s %*s Prints CPU model and cpuid levels (debug purposes)\n", c[ARG_DEBUG], t[ARG_DEBUG], (int) (max_len-strlen(t[ARG_DEBUG])), "");
#elif ARCH_ARM
printf(" --debug Prints main ID register values for all cores (debug purposes)\n\n");
printf(" -%c, --%s %*s Prints main ID register values for all cores (debug purposes)\n", c[ARG_DEBUG], t[ARG_DEBUG], (int) (max_len-strlen(t[ARG_DEBUG])), "");
#endif
printf(" --verbose Prints extra information (if available) about how cpufetch tried fetching information\n\n\
--help Prints this help and exit\n\n\
--version Prints cpufetch version and exit\n\n\
\n\
NOTES: \n\
- Bugs or improvements should be submitted to: github.com/Dr-Noob/cpufetch/issues \n\
- Peak performance information is NOT accurate. cpufetch computes peak performance using the max \n\
frequency. However, to properly compute peak performance, you need to know the frequency of the \n\
CPU running AVX code, which is not be fetched by cpufetch since it depends on each specific CPU. \n");
printf(" -%c, --%s %*s Prints extra information (if available) about how cpufetch tried fetching information\n", c[ARG_VERBOSE], t[ARG_VERBOSE], (int) (max_len-strlen(t[ARG_VERBOSE])), "");
printf(" -%c, --%s %*s Prints this help and exit\n", c[ARG_HELP], t[ARG_HELP], (int) (max_len-strlen(t[ARG_HELP])), "");
printf(" -%c, --%s %*s Prints cpufetch version and exit\n", c[ARG_VERSION], t[ARG_VERSION], (int) (max_len-strlen(t[ARG_VERSION])), "");
printf("\nCOLORS: \n");
printf(" * \"intel\": Use Intel default color scheme \n");
printf(" * \"amd\": Use AMD default color scheme \n");
printf(" * \"arm\": Use ARM default color scheme \n");
printf(" * custom: If color argument do not match \"intel\", \"amd\" or \"arm\", a custom scheme can be specified.\n");
printf(" 4 colors must be given in RGB with the format: R,G,B:R,G,B:...\n");
printf(" The first 2 colors are the CPU art color and the next 2 colors are the text colors\n");
printf("\nSTYLES: \n");
printf(" * \"fancy\": Default style\n");
printf(" * \"retro\": Old cpufetch style\n");
printf(" * \"legacy\": Fallback style for terminals that do not support colors\n");
printf("\nEXAMPLES: \n");
printf(" Run peakperf with Intel color scheme:\n");
printf(" ./cpufetch --color intel\n");
printf(" Run peakperf with a custom color scheme:\n");
printf(" ./cpufetch --color 239,90,45:210,200,200:100,200,45:0,200,200\n");
printf("\nBUGS: \n");
printf(" Report bugs to https://github.com/Dr-Noob/cpufetch/issues\n");
printf("\nNOTE: \n");
printf(" Peak performance information is NOT accurate. cpufetch computes peak performance using the max\n");
printf(" frequency. However, to properly compute peak performance, you need to know the frequency of the\n");
printf(" CPU running AVX code, which is not be fetched by cpufetch since it depends on each specific CPU.\n");
printf(" For peak performance measurement see: https://github.com/Dr-Noob/peakperf\n");
}
void print_version() {
@@ -59,7 +74,6 @@ int main(int argc, char* argv[]) {
return EXIT_FAILURE;
if(show_help()) {
print_version();
print_help(argv);
return EXIT_SUCCESS;
}