diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 43 |
1 files changed, 23 insertions, 20 deletions
@@ -27,8 +27,6 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ extern char *version_string; -extern int fatal_error_signal (); - extern struct dep *read_all_makefiles (); extern void print_variable_data_base (); @@ -37,10 +35,11 @@ extern void print_rule_data_base (); extern void print_file_data_base (); extern void print_vpath_data_base (); -#if !defined(__GNU_LIBRARY__) && !defined(POSIX) +#ifndef HAVE_UNISTD_H extern int chdir (); +#endif +#ifndef STDC_HEADERS extern void exit (); -extern time_t time (); extern double atof (); #endif extern char *mktemp (); @@ -334,7 +333,7 @@ struct file *default_file; #ifdef POSIX sigset_t fatal_signal_set; #else -#ifndef USG +#ifndef SIGSETMASK_MISSING int fatal_signal_mask; #endif #endif @@ -345,10 +344,10 @@ main (argc, argv, envp) char **argv; char **envp; { -#if (defined(USG) && !defined(HAVE_SIGLIST)) || defined(DGUX) +#ifdef SYS_SIGLIST_MISSING extern void init_siglist (); #endif - extern int child_handler (); + extern RETSIGTYPE fatal_error_signal (), child_handler (); register struct file *f; register unsigned int i; register char *cmd_defs; @@ -364,7 +363,7 @@ main (argc, argv, envp) reading_filename = 0; reading_lineno_ptr = 0; -#if (defined(USG) && !defined(HAVE_SIGLIST)) || defined(DGUX) +#ifdef SYS_SIGLIST_MISSING init_siglist (); #endif @@ -372,7 +371,7 @@ main (argc, argv, envp) sigemptyset (&fatal_signal_set); #define ADD_SIG(sig) sigaddset (&fatal_signal_set, sig) #else -#ifndef USG +#ifndef SIGSETMASK_MISSING fatal_signal_mask = 0; #define ADD_SIG(sig) fatal_signal_mask |= sigmask (sig) #else @@ -381,9 +380,8 @@ main (argc, argv, envp) #endif #define FATAL_SIG(sig) \ - if (SIGNAL ((sig), (SIGHANDLER) fatal_error_signal) \ - == (SIGHANDLER) SIG_IGN) \ - (void) SIGNAL ((sig), SIG_IGN); \ + if (signal ((sig), fatal_error_signal) == SIG_IGN) \ + (void) signal ((sig), SIG_IGN); \ else \ ADD_SIG (sig); @@ -420,6 +418,11 @@ main (argc, argv, envp) /* Make sure stdout is line-buffered. */ +#ifndef SETLINEBUF_MISSING + setlinebuf (stdout); +#else + + /* XXX This should be decided by an autoconf test program. */ #if (defined (USGr3) || defined (HPUX) || defined (hpux) \ || defined (M_XENIX) || defined (APOLLO) || defined (DGUX) \ || defined (__IBMR2) || defined (POSIX)) @@ -431,11 +434,11 @@ main (argc, argv, envp) #else setvbuf (stdout, _IOLBF, (char *) 0, BUFSIZ); #endif -#else /* Not USG. */ - setlinebuf (stdout); #endif /* USG. */ #endif /* USGr3. */ +#endif /* setlinebuf missing. */ + /* Set up to access user data (files). */ user_access (); @@ -456,9 +459,9 @@ main (argc, argv, envp) /* Figure out where we are. */ - if (getwd (current_directory) == 0) + if (getcwd (current_directory, GET_PATH_MAX) == 0) { -#ifdef USG +#ifndef GETCWD_MISSING perror_with_name ("getcwd: ", ""); #else error ("getwd: %s", current_directory); @@ -662,9 +665,9 @@ main (argc, argv, envp) reading in the makefiles so that `shell' function calls will work. */ #if defined (SIGCHLD) && !defined (USG) - (void) SIGNAL (SIGCHLD, child_handler); + (void) signal (SIGCHLD, child_handler); #else - (void) SIGNAL (SIGCLD, child_handler); + (void) signal (SIGCLD, child_handler); #endif /* Define the initial list of suffixes for old-style rules. */ @@ -1503,9 +1506,9 @@ log_working_directory (entering) else printf ("%s[%u]: %s ", program, makelevel, message); - if (getwd (pwdbuf) == 0) + if (getcwd (pwdbuf, GET_PATH_MAX) == 0) { -#ifdef USG +#ifndef GETCWD_MISSING perror_with_name ("getcwd: ", ""); #else error ("getwd: %s", pwdbuf); |