util: implement safe_atolu based on safe_atolli/safe_atoi, depending on word size

src/conf-parser.c

@@ -32,7 +32,6 @@
 #include "log.h"
 
 #define COMMENTS "#;\n"
-#define LINE_MAX 4096
 
 /* Run the user supplied parser for an assignment */
 static int next_assignment(

src/hostname-setup.c

@@ -30,8 +30,6 @@
 #include "util.h"
 #include "log.h"
 
-#define LINE_MAX 4096
-
 #if defined(TARGET_FEDORA)
 #define FILENAME "/etc/sysconfig/network"
 #elif defined(TARGET_SUSE) || defined(TARGET_SLACKWARE)

src/load-fragment.c

@@ -41,7 +41,6 @@
 #include "unit-name.h"
 
 #define COMMENTS "#;\n"
-#define LINE_MAX 4096
 
 static int config_parse_deps(
                 const char *filename,

src/service.c

@@ -36,7 +36,6 @@
 
 #define COMMENTS "#;\n"
 #define NEWLINES "\n\r"
-#define LINE_MAX 4096
 
 typedef enum RunlevelType {
         RUNLEVEL_UP,

src/util.c

@@ -307,40 +307,6 @@ int safe_atoi(const char *s, int *ret_i) {
         return 0;
 }
 
-int safe_atolu(const char *s, long unsigned *ret_lu) {
-        char *x = NULL;
-        unsigned long l;
-
-        assert(s);
-        assert(ret_lu);
-
-        errno = 0;
-        l = strtoul(s, &x, 0);
-
-        if (!x || *x || errno)
-                return errno ? -errno : -EINVAL;
-
-        *ret_lu = l;
-        return 0;
-}
-
-int safe_atoli(const char *s, long int *ret_li) {
-        char *x = NULL;
-        long l;
-
-        assert(s);
-        assert(ret_li);
-
-        errno = 0;
-        l = strtol(s, &x, 0);
-
-        if (!x || *x || errno)
-                return errno ? -errno : -EINVAL;
-
-        *ret_li = l;
-        return 0;
-}
-
 int safe_atollu(const char *s, long long unsigned *ret_llu) {
         char *x = NULL;
         unsigned long long l;

src/util.h

@@ -30,6 +30,7 @@
 #include <stdio.h>
 #include <signal.h>
 #include <sched.h>
+#include <limits.h>
 
 #include "macro.h"
 
@@ -119,21 +120,48 @@ int parse_pid(const char *s, pid_t* ret_pid);
 int safe_atou(const char *s, unsigned *ret_u);
 int safe_atoi(const char *s, int *ret_i);
 
+int safe_atollu(const char *s, unsigned long long *ret_u);
+int safe_atolli(const char *s, long long int *ret_i);
+
+#if __WORDSIZE == 32
+static inline int safe_atolu(const char *s, unsigned long *ret_u) {
+        assert_cc(sizeof(unsigned long) == sizeof(unsigned));
+        return safe_atou(s, (unsigned*) ret_u);
+}
+static inline int safe_atoli(const char *s, long int *ret_u) {
+        assert_cc(sizeof(long int) == sizeof(int));
+        return safe_atoi(s, (int*) ret_u);
+}
+#else
+static inline int safe_atolu(const char *s, unsigned long *ret_u) {
+        assert_cc(sizeof(unsigned long) == sizeof(unsigned long long));
+        return safe_atollu(s, (unsigned long long*) ret_u);
+}
+static inline int safe_atoli(const char *s, long int *ret_u) {
+        assert_cc(sizeof(long int) == sizeof(long long int));
+        return safe_atolli(s, (long long int*) ret_u);
+}
+#endif
+
 static inline int safe_atou32(const char *s, uint32_t *ret_u) {
         assert_cc(sizeof(uint32_t) == sizeof(unsigned));
         return safe_atou(s, (unsigned*) ret_u);
 }
 
-static inline int safe_atoi32(const char *s, int32_t *ret_u) {
+static inline int safe_atoi32(const char *s, int32_t *ret_i) {
         assert_cc(sizeof(int32_t) == sizeof(int));
-        return safe_atoi(s, (int*) ret_u);
+        return safe_atoi(s, (int*) ret_i);
 }
 
-int safe_atolu(const char *s, unsigned long *ret_u);
-int safe_atoli(const char *s, long int *ret_i);
+static inline int safe_atou64(const char *s, uint64_t *ret_u) {
+        assert_cc(sizeof(uint64_t) == sizeof(unsigned long long));
+        return safe_atollu(s, (unsigned long long*) ret_u);
+}
 
-int safe_atollu(const char *s, unsigned long long *ret_u);
-int safe_atolli(const char *s, long long int *ret_i);
+static inline int safe_atoi64(const char *s, int64_t *ret_i) {
+        assert_cc(sizeof(int64_t) == sizeof(long long int));
+        return safe_atolli(s, (long long int*) ret_i);
+}
 
 char *split(const char *c, size_t *l, const char *separator, char **state);
 char *split_quoted(const char *c, size_t *l, char **state);