diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libmdsserver/macros.h | 22 | ||||
| -rw-r--r-- | src/mds-server.c | 54 |
2 files changed, 44 insertions, 32 deletions
diff --git a/src/libmdsserver/macros.h b/src/libmdsserver/macros.h index 9225c49..392e0ff 100644 --- a/src/libmdsserver/macros.h +++ b/src/libmdsserver/macros.h @@ -20,6 +20,7 @@ #include <stdio.h> +#include <unistd.h> /** @@ -33,5 +34,26 @@ snprintf(buffer, sizeof(buffer) / sizeof(char), format, __VA_ARGS__); +/** + * Wrapper for `fprintf` that prints to `stderr` with + * the program name prefixed and new line suffixed + * + * @param format:char* The format + */ +#define eprint(format) \ + fprintf(stderr, "%s: " format "\n", *argv); + + +/** + * Wrapper for `fprintf` that prints to `stderr` with + * the program name prefixed and new line suffixed + * + * @param format:char* The format + * @param ... The arguments + */ +#define eprintf(format, ...) \ + fprintf(stderr, "%s: " format "\n", *argv, __VA_ARGS__); + + #endif diff --git a/src/mds-server.c b/src/mds-server.c index b34f99b..17c7972 100644 --- a/src/mds-server.c +++ b/src/mds-server.c @@ -128,9 +128,7 @@ int main(int argc_, char** argv_) /* Sanity check the number of command line arguments. */ if (argc > ARGC_LIMIT + LIBEXEC_ARGC_EXTRA_LIMIT) { - fprintf(stderr, - "%s: that number of arguments is ridiculous, I will not allow it.\n", - *argv); + eprint("that number of arguments is ridiculous, I will not allow it."); return 1; } @@ -142,9 +140,8 @@ int main(int argc_, char** argv_) if (!strcmp(arg, "--initial-spawn")) /* Initial spawn? */ if (is_respawn == 1) { - fprintf(stderr, - "%s: conflicting arguments %s and %s cannot be combined.\n", - *argv, "--initial-spawn", "--respawn"); + eprintf("conflicting arguments %s and %s cannot be combined.", + "--initial-spawn", "--respawn"); return 1; } else @@ -152,9 +149,8 @@ int main(int argc_, char** argv_) else if (!strcmp(arg, "--respawn")) /* Respawning after crash? */ if (is_respawn == 0) { - fprintf(stderr, - "%s: conflicting arguments %s and %s cannot be combined.\n", - *argv, "--initial-spawn", "--respawn"); + eprintf("conflicting arguments %s and %s cannot be combined.", + "--initial-spawn", "--respawn"); return 1; } else @@ -165,7 +161,7 @@ int main(int argc_, char** argv_) char* endptr; if (socket_fd != -1) { - fprintf(stderr, "%s: duplicate declaration of %s.\n", *argv, "--socket-fd"); + eprintf("duplicate declaration of %s.", "--socket-fd"); return -1; } arg += strlen("--socket-fd="); @@ -174,7 +170,7 @@ int main(int argc_, char** argv_) (endptr - arg != (ssize_t)strlen(arg)) || (r < 0) || (r > INT_MAX)) { - fprintf(stderr, "%s: invalid value for %s: %s.\n", *argv, "--socket-fd", arg); + eprintf("invalid value for %s: %s.", "--socket-fd", arg); return 1; } socket_fd = (int)r; @@ -193,14 +189,13 @@ int main(int argc_, char** argv_) /* Check that manditory arguments have been specified. */ if (is_respawn < 0) { - fprintf(stderr, - "%s: missing state argument, require either %s or %s.\n", - *argv, "--initial-spawn", "--respawn"); + eprintf("missing state argument, require either %s or %s.", + "--initial-spawn", "--respawn"); return 1; } if (socket_fd < 0) { - fprintf(stderr, "%s: missing socket file descriptor argument.\n", *argv); + eprint("missing socket file descriptor argument."); return 1; } @@ -514,7 +509,7 @@ void* slave_loop(void* data) else if (r == -2) { - fprintf(stderr, "%s: corrupt message received.\n", *argv); + eprint("corrupt message received."); goto fail; } else if (errno == ECONNRESET) @@ -608,22 +603,20 @@ void run_initrc(char** args) char* home; args[0] = pathname; +#define __exec(FORMAT, ...) \ + xsnprintf(pathname, FORMAT, __VA_ARGS__); execv(args[0], args) /* Test $XDG_CONFIG_HOME. */ if ((env = getenv_nonempty("XDG_CONFIG_HOME")) != NULL) { - xsnprintf(pathname, "%s/.%s", env, INITRC_FILE); - execv(args[0], args); + __exec("%s/%s", env, INITRC_FILE); } /* Test $HOME. */ if ((env = getenv_nonempty("HOME")) != NULL) { - xsnprintf(pathname, "%s/.config/%s", env, INITRC_FILE); - execv(args[0], args); - - xsnprintf(pathname, "%s/.%s", env, INITRC_FILE); - execv(args[0], args); + __exec("%s/.config/%s", env, INITRC_FILE); + __exec("%s/.%s", env, INITRC_FILE); } /* Test ~. */ @@ -633,11 +626,8 @@ void run_initrc(char** args) home = pwd->pw_dir; if ((home != NULL) && (*home != '\0')) { - xsnprintf(pathname, "%s/.config/%s", home, INITRC_FILE); - execv(args[0], args); - - xsnprintf(pathname, "%s/.%s", home, INITRC_FILE); - execv(args[0], args); + __exec("%s/.config/%s", home, INITRC_FILE); + __exec("%s/.%s", home, INITRC_FILE); } } @@ -653,8 +643,7 @@ void run_initrc(char** args) len = (int)(end - begin); if (len > 0) { - xsnprintf(pathname, "%.*s/%s", len, begin, INITRC_FILE); - execv(args[0], args); + __exec("%.*s/%s", len, begin, INITRC_FILE); } if (*end == '\0') break; @@ -665,10 +654,11 @@ void run_initrc(char** args) /* Test /etc. */ xsnprintf(pathname, "%s/%s", SYSCONFDIR, INITRC_FILE); execv(args[0], args); - + +#undef __exec /* Everything failed. */ - fprintf(stderr, "%s: unable to run %s file, you might as well kill me.\n", *argv, INITRC_FILE); + eprintf("unable to run %s file, you might as well kill me.", INITRC_FILE); } |