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Robustify and improve platform detection on Gentoo

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This commit is contained in:
Samuel Tyler 2024-12-29 11:27:57 +11:00
parent 1819f2eb06
commit 1f2ca97c1d
1 changed files with 35 additions and 17 deletions
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52
src/platform.c
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@ -50,6 +50,8 @@ void platform(state *st)
char release[64];
char machine[64];
char *c;
int sysname_set = FALSE;
int release_set = FALSE;
/* Fetch system information */
uname(&name);
@ -66,6 +68,7 @@ void platform(state *st)
snprintf(release, sizeof(release), "%s.%s",
name.version,
name.release);
release_set = TRUE;
/* Get CPU type */
if ((fp = popen("/usr/sbin/getsystype -i", "r"))) {
@ -91,11 +94,13 @@ void platform(state *st)
/* Hardcode OS name */
sstrlcpy(sysname, "MacOSX");
sysname_set = TRUE;
/* Get OS X version */
if ((fp = popen("/usr/bin/sw_vers -productVersion", "r"))) {
if (fgets(release, sizeof(release), fp) == NULL) strclear(release);
pclose(fp);
release_set = TRUE;
}
/* Get hardware name */
@ -168,43 +173,46 @@ void platform(state *st)
}
/* Identify Gentoo */
if (!*sysname && (fp = fopen("/etc/gentoo-release", "r"))) {
if (fgets(sysname, sizeof(sysname), fp) != NULL) {
if ((c = strstr(sysname, "release "))) sstrlcpy(release, c + 8);
if ((c = strchr(release, ' '))) *c = '\0';
if ((c = strchr(sysname, ' '))) *c = '\0';
}
if (!sysname_set && (fp = fopen("/etc/gentoo-release", "r"))) {
fclose(fp);
sstrlcpy(sysname, "Gentoo");
sysname_set = TRUE;
release_set = TRUE;
}
/* Identify RedHat */
if (!*sysname && (fp = fopen("/etc/redhat-release", "r"))) {
if (!sysname_set && (fp = fopen("/etc/redhat-release", "r"))) {
if (fgets(sysname, sizeof(sysname), fp) != NULL) {
if ((c = strstr(sysname, "release "))) sstrlcpy(release, c + 8);
if ((c = strchr(release, ' '))) *c = '\0';
if ((c = strchr(sysname, ' '))) *c = '\0';
if (strcmp(sysname, "Red") == MATCH) sstrlcpy(sysname, "RedHat");
sysname_set = TRUE;
release_set = TRUE;
}
fclose(fp);
}
/* Identify Slackware */
if (!*sysname && (fp = fopen("/etc/slackware-version", "r"))) {
if (!sysname_set && (fp = fopen("/etc/slackware-version", "r"))) {
if (fgets(sysname, sizeof(sysname), fp) != NULL) {
if ((c = strchr(sysname, ' '))) {
sstrlcpy(release, c + 1);
release_set = TRUE;
*c = '\0';
}
if ((c = strchr(sysname, '-'))) *c = '\0';
sysname_set = TRUE;
}
fclose(fp);
}
/* Identify CRUX */
if (!*sysname && stat("/usr/bin/crux", &file) == OK && (file.st_mode & S_IXOTH)) {
if (!sysname_set && stat("/usr/bin/crux", &file) == OK && (file.st_mode & S_IXOTH)) {
sstrlcpy(sysname, "CRUX");
@ -213,44 +221,52 @@ void platform(state *st)
(c = strchr(buf, ' ')) &&
(c = strchr(c + 1, ' '))) sstrlcpy(release, c + 1);
pclose(fp);
sysname_set = TRUE;
release_set = TRUE;
}
}
/* Uh-oh.... how about a standard Linux with lsb_release? */
if (stat("/usr/bin/lsb_release", &file) == OK && (file.st_mode & S_IXOTH)) {
if (!*sysname && (fp = popen("/usr/bin/lsb_release -i -s", "r"))) {
if (!sysname_set && (fp = popen("/usr/bin/lsb_release -i -s", "r"))) {
if (fgets(sysname, sizeof(sysname), fp) == NULL) strclear(sysname);
sysname_set = TRUE;
pclose(fp);
}
if (!*release && (fp = popen("/usr/bin/lsb_release -r -s", "r"))) {
if (!release_set && (fp = popen("/usr/bin/lsb_release -r -s", "r"))) {
if (fgets(release, sizeof(release), fp) == NULL) strclear(release);
release_set = TRUE;
pclose(fp);
}
}
/* Alpine Linux version should be in /etc/alpine-release */
if (!*release && (fp = fopen("/etc/alpine-release", "r"))) {
if (!release_set && (fp = fopen("/etc/alpine-release", "r"))) {
sstrlcpy(sysname, "Alpine Linux");
if (fgets (release, sizeof(release), fp) != NULL)
if ((c = strchr(release, '/'))) *c = '\0';
sysname_set = TRUE;
release_set = TRUE;
fclose(fp);
}
/* OK, nothing worked - let's try /etc/issue for sysname */
if (!*sysname && (fp = fopen("/etc/issue", "r"))) {
if (!sysname_set && (fp = fopen("/etc/issue", "r"))) {
if (fgets(sysname, sizeof(sysname), fp) != NULL) {
if ((c = strchr(sysname, ' '))) *c = '\0';
if ((c = strchr(sysname, '\\'))) *c = '\0';
sysname_set = TRUE;
}
fclose(fp);
}
/* Debian version should be in /etc/debian_version */
if (!*release && (fp = fopen("/etc/debian_version", "r"))) {
if (!release_set && (fp = fopen("/etc/debian_version", "r"))) {
if (fgets (release, sizeof(release), fp) != NULL)
if ((c = strchr(release, '/'))) *c = '\0';
release_set = TRUE;
fclose(fp);
}
#endif
@ -263,8 +279,8 @@ void platform(state *st)
#endif
/* Fill in the blanks using uname() data */
if (!*sysname) sstrlcpy(sysname, name.sysname);
if (!*release) sstrlcpy(release, name.release);
if (!sysname_set) sstrlcpy(sysname, name.sysname);
if (!release_set) sstrlcpy(release, name.release);
if (!*machine) sstrlcpy(machine, name.machine);
/* I always liked weird Perl-only functions */
@ -278,13 +294,15 @@ void platform(state *st)
if ((c = strchr(release, '/'))) *c = '\0';
/* Create a nicely formatted platform string */
snprintf(st->server_platform, sizeof(st->server_platform), "%s/%s %s",
snprintf(st->server_platform, sizeof(st->server_platform), "%s%s%s %s",
sysname,
#if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
"/",
machine,
release);
#else
release,
*release ? "/" : "",
machine);
#endif