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https://github.com/fish-shell/fish-shell
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9d742a4fa1
Reduces lint errors from 134 to 101 (-25%). Line count from 1994 to 1466 (-26%). Another step in resolving issue #2902.
22 lines
516 B
C++
22 lines
516 B
C++
// Print help message for the specified command.
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "common.h"
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#include "print_help.h"
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#define CMD_LEN 1024
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#define HELP_ERR "Could not show help message\n"
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void print_help(const char *c, int fd) {
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char cmd[CMD_LEN];
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int printed = snprintf(cmd, CMD_LEN, "fish -c '__fish_print_help %s >&%d'", c, fd);
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if (printed < CMD_LEN) {
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if ((system(cmd) == -1)) {
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write_loop(2, HELP_ERR, strlen(HELP_ERR));
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}
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}
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}
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