always use /etc/os-release and ignore all distro-specific files

[elogind.git] / src / util.c

diff --git a/src/util.c b/src/util.c
index 58a0aebad3d3d2ad596658396ab970c7da6d3d0b..e9869ea4fad3bfd3695d41a6de7059db6deedfed 100644 (file)
--- a/src/util.c
+++ b/src/util.c
@@ -705,15 +705,22 @@ int read_one_line_file(const char *fn, char **line) {
         assert(fn);
         assert(line);
 
-        if (!(f = fopen(fn, "re")))
+        f = fopen(fn, "re");
+        if (!f)
                 return -errno;
 
-        if (!(fgets(t, sizeof(t), f))) {
-                r = feof(f) ? -EIO : -errno;
-                goto finish;
+        if (!fgets(t, sizeof(t), f)) {
+
+                if (ferror(f)) {
+                        r = -errno;
+                        goto finish;
+                }
+
+                t[0] = 0;
         }
 
-        if (!(c = strdup(t))) {
+        c = strdup(t);
+        if (!c) {
                 r = -ENOMEM;
                 goto finish;
         }
@@ -3781,139 +3788,6 @@ void status_welcome(void) {
                         log_warning("Failed to read /etc/os-release: %s", strerror(-r));
         }
 
-#if defined(TARGET_FEDORA)
-        if (!pretty_name) {
-                if ((r = read_one_line_file("/etc/system-release", &pretty_name)) < 0) {
-
-                        if (r != -ENOENT)
-                                log_warning("Failed to read /etc/system-release: %s", strerror(-r));
-                }
-        }
-
-        if (!ansi_color && pretty_name) {
-
-                /* This tries to mimic the color magic the old Red Hat sysinit
-                 * script did. */
-
-                if (startswith(pretty_name, "Red Hat"))
-                        const_color = "0;31"; /* Red for RHEL */
-                else if (startswith(pretty_name, "Fedora"))
-                        const_color = "0;34"; /* Blue for Fedora */
-        }
-
-#elif defined(TARGET_SUSE)
-
-        if (!pretty_name) {
-                if ((r = read_one_line_file("/etc/SuSE-release", &pretty_name)) < 0) {
-
-                        if (r != -ENOENT)
-                                log_warning("Failed to read /etc/SuSE-release: %s", strerror(-r));
-                }
-        }
-
-        if (!ansi_color)
-                const_color = "0;32"; /* Green for openSUSE */
-
-#elif defined(TARGET_GENTOO)
-
-        if (!pretty_name) {
-                if ((r = read_one_line_file("/etc/gentoo-release", &pretty_name)) < 0) {
-
-                        if (r != -ENOENT)
-                                log_warning("Failed to read /etc/gentoo-release: %s", strerror(-r));
-                }
-        }
-
-        if (!ansi_color)
-                const_color = "1;34"; /* Light Blue for Gentoo */
-
-#elif defined(TARGET_ALTLINUX)
-
-        if (!pretty_name) {
-                if ((r = read_one_line_file("/etc/altlinux-release", &pretty_name)) < 0) {
-
-                        if (r != -ENOENT)
-                                log_warning("Failed to read /etc/altlinux-release: %s", strerror(-r));
-                }
-        }
-
-        if (!ansi_color)
-                const_color = "0;36"; /* Cyan for ALTLinux */
-
-
-#elif defined(TARGET_DEBIAN)
-
-        if (!pretty_name) {
-                char *version;
-
-                if ((r = read_one_line_file("/etc/debian_version", &version)) < 0) {
-
-                        if (r != -ENOENT)
-                                log_warning("Failed to read /etc/debian_version: %s", strerror(-r));
-                } else {
-                        pretty_name = strappend("Debian ", version);
-                        free(version);
-
-                        if (!pretty_name)
-                                log_warning("Failed to allocate Debian version string.");
-                }
-        }
-
-        if (!ansi_color)
-                const_color = "1;31"; /* Light Red for Debian */
-
-#elif defined(TARGET_UBUNTU)
-
-        if ((r = parse_env_file("/etc/lsb-release", NEWLINE,
-                                "DISTRIB_DESCRIPTION", &pretty_name,
-                                NULL)) < 0) {
-
-                if (r != -ENOENT)
-                        log_warning("Failed to read /etc/lsb-release: %s", strerror(-r));
-        }
-
-        if (!ansi_color)
-                const_color = "0;33"; /* Orange/Brown for Ubuntu */
-
-#elif defined(TARGET_MANDRIVA)
-
-        if (!pretty_name) {
-                char *s, *p;
-
-                if ((r = read_one_line_file("/etc/mandriva-release", &s) < 0)) {
-                        if (r != -ENOENT)
-                                log_warning("Failed to read /etc/mandriva-release: %s", strerror(-r));
-                } else {
-                        p = strstr(s, " release ");
-                        if (p) {
-                                *p = '\0';
-                                p += 9;
-                                p[strcspn(p, " ")] = '\0';
-
-                                /* This corresponds to standard rc.sysinit */
-                                if (asprintf(&pretty_name, "%s\x1B[0;39m %s", s, p) > 0)
-                                        const_color = "1;36";
-                                else
-                                        log_warning("Failed to allocate Mandriva version string.");
-                        } else
-                                log_warning("Failed to parse /etc/mandriva-release");
-                        free(s);
-                }
-        }
-#elif defined(TARGET_MEEGO)
-
-        if (!pretty_name) {
-                if ((r = read_one_line_file("/etc/meego-release", &pretty_name)) < 0) {
-
-                        if (r != -ENOENT)
-                                log_warning("Failed to read /etc/meego-release: %s", strerror(-r));
-                }
-        }
-
-       if (!ansi_color)
-               const_color = "1;35"; /* Bright Magenta for MeeGo */
-#endif
-
         if (!pretty_name && !const_pretty)
                 const_pretty = "Linux";
 
@@ -4623,11 +4497,12 @@ void execute_directory(const char *directory, DIR *d, char *argv[]) {
         }
 
         while (!hashmap_isempty(pids)) {
+                pid_t pid = PTR_TO_UINT(hashmap_first_key(pids));
                 siginfo_t si;
                 char *path;
 
                 zero(si);
-                if (waitid(P_ALL, 0, &si, WEXITED) < 0) {
+                if (waitid(P_PID, pid, &si, WEXITED) < 0) {
 
                         if (errno == EINTR)
                                 continue;