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#if defined(__linux__)
#include "distro.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
const char *distroname;
const char *display_distro() {
char buf[1288];
char *out = NULL;
size_t outsize = 0;
const char *cmd = NULL;
if (access("/bedrock/etc/bedrock-release", F_OK) != -1) {
cmd = "cat /bedrock/etc/bedrock-release | grep '^PRETTY_NAME' | "
"cut -d '=' -f2 | tr -d '\"'";
} else if (access("/etc/redstar-release", F_OK) != -1) {
cmd = "echo \"Red Star OS\" && cat /etc/redstar-release | "
"awk -F'[^0-9]' '$0=$2'";
} else if (access("/etc/siduction-version", F_OK) != -1) {
cmd = "echo \"Siduction\" && lsb_release -sic | "
"grep '^PRETTY_NAME' | cut -d '=' -f2 | tr -d '\"'";
} else if (access("/etc/mcst_version", F_OK) != -1) {
cmd = "echo \"OS Elbrus\" && cat /etc/mcst_version | "
"grep '^PRETTY_NAME' | cut -d '=' -f2 | tr -d '\"'";
} else if (access("/etc/GoboLinuxVersion", F_OK) != -1) {
cmd = "echo \"GoboLinux\" && cat /etc/GoboLinuxVersion | "
"grep '^PRETTY_NAME' | cut -d '=' -f2 | tr -d '\"'";
} else if (access("/etc/os-release", F_OK) != -1) {
cmd = "cat /etc/os-release | "
"grep '^PRETTY_NAME' | cut -d '=' -f2 | tr -d '\"'";
} else if (access("/usr/lib/os-release", F_OK) != -1) {
cmd = "cat /usr/lib/os-release | "
"grep '^PRETTY_NAME' | cut -d '=' -f2 | tr -d '\"'";
} else if (access("/etc/openwrt_release", F_OK) != -1) {
cmd = "cat /etc/openwrt_release | "
"grep '^PRETTY_NAME' | cut -d '=' -f2 | tr -d '\"'";
} else if (access("/etc/lsb-release", F_OK) != -1) {
cmd = "cat /etc/lsb-release | "
"grep '^DISTRIB_DESCRIPTION' | cut -d '=' -f2 | tr -d '\"'";
} else {
perror("不明なディストリビューション。");
}
FILE *p = popen(cmd, "r");
if (!p) {
fprintf(stderr, "ディストロを見つけられるコマンドを実効に失敗: %s", cmd);
return NULL;
}
while (fgets(buf, sizeof(buf), p) != NULL) {
buf[strcspn(buf, "\n")] = '\0';
size_t len = strlen(buf);
char *nout = realloc(out, outsize + len + 1);
if (nout == NULL) {
perror("メモリの役割に失敗");
free(out);
pclose(p);
return NULL;
}
out = nout;
memccpy(out + outsize, buf, sizeof(buf), len);
outsize += len;
out[outsize] = '\0';
}
pclose(p);
return out;
}
void get_distro() {
const char *buf = display_distro();
if (strstr(buf, "Devuan") != NULL) distroname = "devuan";
else if (strstr(buf, "Void Linux") != NULL) distroname = "void";
else if (strstr(buf, "Debian") != NULL) distroname = "debian";
else if (strstr(buf, "Arch Linux") != NULL) distroname = "arch";
else if (strstr(buf, "Artix Linux") != NULL) distroname = "artix";
else if (strstr(buf, "CRUX") != NULL) distroname = "crux";
else distroname = "linux";
}
#endif
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