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[git.git] / run-command.c

diff --git a/run-command.c b/run-command.c
index b3d287e97e7d13c1f8d4e8eab5c9af7359ccbc07..61908682b9b251ac49ae655522a3143476a888ea 100644 (file)
--- a/run-command.c
+++ b/run-command.c
@@ -3,7 +3,7 @@
 #include <sys/wait.h>
 #include "exec_cmd.h"
 
-int run_command_v_opt(int argc, char **argv, int flags)
+int run_command_v_opt(int argc, const char **argv, int flags)
 {
        pid_t pid = fork();
 
@@ -25,15 +25,15 @@ int run_command_v_opt(int argc, char **argv, int flags)
        }
        for (;;) {
                int status, code;
-               int retval = waitpid(pid, &status, 0);
+               pid_t waiting = waitpid(pid, &status, 0);
 
-               if (retval < 0) {
+               if (waiting < 0) {
                        if (errno == EINTR)
                                continue;
-                       error("waitpid failed (%s)", strerror(retval));
+                       error("waitpid failed (%s)", strerror(errno));
                        return -ERR_RUN_COMMAND_WAITPID;
                }
-               if (retval != pid)
+               if (waiting != pid)
                        return -ERR_RUN_COMMAND_WAITPID_WRONG_PID;
                if (WIFSIGNALED(status))
                        return -ERR_RUN_COMMAND_WAITPID_SIGNAL;
@@ -47,7 +47,7 @@ int run_command_v_opt(int argc, char **argv, int flags)
        }
 }
 
-int run_command_v(int argc, char **argv)
+int run_command_v(int argc, const char **argv)
 {
        return run_command_v_opt(argc, argv, 0);
 }
@@ -55,7 +55,7 @@ int run_command_v(int argc, char **argv)
 int run_command(const char *cmd, ...)
 {
        int argc;
-       char *argv[MAX_RUN_COMMAND_ARGS];
+       const char *argv[MAX_RUN_COMMAND_ARGS];
        const char *arg;
        va_list param;