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output the sheet in a more clever and effective way

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Daniel Stenberg 2025-07-30 15:19:38 +02:00
parent 245d996a74
commit 6143576a69
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1 changed files with 20 additions and 122 deletions
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142
src/tool_help.c
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@ -433,112 +433,30 @@ static const struct cheat_table {
{{"follow redirs", "-L"}},
{{"gzip", "--compressed"}},
{{"insecure", "-k"}},
{{"", ""}},
{{NULL, NULL}}
};
static int incre_i(int i, int j)
{
if(j == 0)
return i + 1;
else
return i + 1 + j;
}
/* Support to print number of columns per screen width. */
static void print_cheatsheet(int i, int col_num)
{
/* Spacer variable for heading. */
const char *spacer = "------------------------------";
/* Use consistent width for each column. */
int width = 30;
int c;
if(col_num == 1) {
if(cheat_items[i].heading[0] &&
strcmp(cheat_items[i].heading[0], "") != 0)
printf("%-20s\n%s\n%s\n\n",
cheat_items[i].heading[0], spacer, cheat_items[i].heading[1]);
for(c = 0; c < col_num; c++) {
/* The headers */
if(cheat_items[c + i].heading[0])
printf("%-30s ", cheat_items[c + i].heading[0]);
}
else if(col_num == 2) {
if(!cheat_items[i + 1].heading[0])
print_cheatsheet(i, 1);
else
if(cheat_items[i].heading[0] &&
strcmp(cheat_items[i].heading[0], "") != 0)
printf("%-*s %-*s\n%s %s\n%-*s %-*s\n\n",
width, cheat_items[i].heading[0],
width, cheat_items[i + 1].heading[0],
spacer, spacer,
width, cheat_items[i].heading[1],
width, cheat_items[i + 1].heading[1]);
}
else if(col_num == 3) {
if(!cheat_items[i + 1].heading[0])
print_cheatsheet(i, 1);
else if(!cheat_items[i + 2].heading[0])
print_cheatsheet(i, 2);
else
if(cheat_items[i].heading[0] &&
strcmp(cheat_items[i].heading[0], "") != 0)
printf("%-*s %-*s %-*s\n%s %s %s\n%-*s %-*s %-*s\n\n",
width, cheat_items[i].heading[0],
width, cheat_items[i + 1].heading[0],
width, cheat_items[i + 2].heading[0],
spacer, spacer, spacer,
width, cheat_items[i].heading[1],
width, cheat_items[i + 1].heading[1],
width, cheat_items[i + 2].heading[1]);
}
else if(col_num == 4) {
if(!cheat_items[i + 1].heading[0])
print_cheatsheet(i, 1);
else if(!cheat_items[i + 2].heading[0])
print_cheatsheet(i, 2);
else if(!cheat_items[i + 3].heading[0])
print_cheatsheet(i, 3);
else
if(cheat_items[i].heading[0] &&
strcmp(cheat_items[i].heading[0], "") != 0)
printf("%-*s %-*s %-*s %-*s\n%s %s %s %s\n"
"%-*s %-*s %-*s %-*s\n\n",
width, cheat_items[i].heading[0],
width, cheat_items[i + 1].heading[0],
width, cheat_items[i + 2].heading[0],
width, cheat_items[i + 3].heading[0],
spacer, spacer, spacer, spacer,
width, cheat_items[i].heading[1],
width, cheat_items[i + 1].heading[1],
width, cheat_items[i + 2].heading[1],
width, cheat_items[i + 3].heading[1]);
}
else if(col_num == 5) {
if(!cheat_items[i + 1].heading[0])
print_cheatsheet(i, 1);
else if(!cheat_items[i + 2].heading[0])
print_cheatsheet(i, 2);
else if(!cheat_items[i + 3].heading[0])
print_cheatsheet(i, 3);
else if(cheat_items[i + 4].heading[0] &&
cheat_items[i + 4].heading[0] == NULL)
print_cheatsheet(i, 4);
else
if(cheat_items[i].heading[0] &&
strcmp(cheat_items[i].heading[0], "") != 0)
printf("%-*s %-*s %-*s %-*s %-*s\n%s %s %s %s %s\n"
"%-*s %-*s %-*s %-*s %-*s\n\n",
width, cheat_items[i].heading[0],
width, cheat_items[i + 1].heading[0],
width, cheat_items[i + 2].heading[0],
width, cheat_items[i + 3].heading[0],
width, cheat_items[i + 4].heading[0],
spacer, spacer, spacer, spacer, spacer,
width, cheat_items[i].heading[1],
width, cheat_items[i + 1].heading[1],
width, cheat_items[i + 2].heading[1],
width, cheat_items[i + 3].heading[1],
width, cheat_items[i + 4].heading[1]);
puts("");
for(c = 0; c < col_num; c++)
printf("------------------------------ "); /* The separators */
puts("");
for(c = 0; c < col_num; c++) {
/* The options */
if(cheat_items[c + i].heading[1])
printf("%-30s ", cheat_items[c + i].heading[1]);
}
puts("\n");
}
/* Output cheat-sheet. */
@ -554,33 +472,13 @@ void tool_cheat_sheet(void)
unsigned int i, j;
/* Set j based on col width, setting once, not in a loop. */
if(cols <= 75)
j = 0;
else if(cols > 75 && cols <= 125)
j = cols/31;
if(j > 8)
j = 8;
else if(j == 0)
j = 1;
else if(cols > 125 && cols <= 175)
j = 2;
else if(cols > 175 && cols <= 225)
j = 3;
else
j = 4;
/* Loop through cheat sheet sections */
for(i = 0; i < table_length; i = incre_i(i, j)) {
if(!cheat_items[i + j].heading[0]) {
break;
}
else {
if(cols <= 75) /* Output one columns. */
print_cheatsheet(i, 1);
else if(cols > 75 && cols <= 125) /* output two columns */
print_cheatsheet(i, 2);
else if(cols > 125 && cols <= 175) /* output three columns */
print_cheatsheet(i, 3);
else if(cols > 175 && cols <= 225) /* output four columns */
print_cheatsheet(i, 4);
else
print_cheatsheet(i, 5); /* output five columns */
}
}
for(i = 0; i < table_length; i += j)
print_cheatsheet(i, j);
}