Allow the user to specify a path to the mg startup file on the command line.

diff --git a/usr.bin/mg/def.h b/usr.bin/mg/def.h
index e0ec494..cb1d673 100644 (file)
--- a/usr.bin/mg/def.h
+++ b/usr.bin/mg/def.h
@@ -1,4 +1,4 @@
-/*     $OpenBSD: def.h,v 1.166 2020/02/09 10:13:13 florian Exp $       */
+/*     $OpenBSD: def.h,v 1.167 2021/02/23 08:10:51 lum Exp $   */
 
 /* This file is in the public domain. */
 
@@ -471,7 +471,7 @@ int          ffputbuf(FILE *, struct buffer *, int);
 int             ffgetline(FILE *, char *, int, int *);
 int             fbackupfile(const char *);
 char           *adjustname(const char *, int);
-char           *startupfile(char *);
+char           *startupfile(char *, char *);
 int             copy(char *, char *);
 struct list    *make_file_list(char *);
 int             fisdir(const char *);

diff --git a/usr.bin/mg/fileio.c b/usr.bin/mg/fileio.c
index 615cca3..567f74c 100644 (file)
--- a/usr.bin/mg/fileio.c
+++ b/usr.bin/mg/fileio.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: fileio.c,v 1.106 2019/06/22 10:21:57 lum Exp $        */
+/*     $OpenBSD: fileio.c,v 1.107 2021/02/23 08:10:51 lum Exp $        */
 
 /* This file is in the public domain. */
 
@@ -330,7 +330,7 @@ adjustname(const char *fn, int slashslash)
  * to the startup file name.
  */
 char *
-startupfile(char *suffix)
+startupfile(char *suffix, char *conffile)
 {
        static char      file[NFILEN];
        char            *home;
@@ -339,7 +339,9 @@ startupfile(char *suffix)
        if ((home = getenv("HOME")) == NULL || *home == '\0')
                goto nohome;
 
-       if (suffix == NULL) {
+       if (conffile != NULL) {
+               (void)strncpy(file, conffile, NFILEN);
+       } else if (suffix == NULL) {
                ret = snprintf(file, sizeof(file), _PATH_MG_STARTUP, home);
                if (ret < 0 || ret >= sizeof(file))
                        return (NULL);

diff --git a/usr.bin/mg/main.c b/usr.bin/mg/main.c
index 634fceb..d0d94e3 100644 (file)
--- a/usr.bin/mg/main.c
+++ b/usr.bin/mg/main.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: main.c,v 1.87 2019/06/22 15:38:15 lum Exp $   */
+/*     $OpenBSD: main.c,v 1.88 2021/02/23 08:10:51 lum Exp $   */
 
 /* This file is in the public domain. */
 
@@ -48,7 +48,8 @@ extern void     closetags(void);
 static __dead void
 usage()
 {
-       fprintf(stderr, "usage: %s [-nR] [-f mode] [+number] [file ...]\n",
+       fprintf(stderr, "usage: %s [-nR] [-f mode] [-u file] [+number] "
+           "[file ...]\n",
            __progname);
        exit(1);
 }
@@ -56,7 +57,7 @@ usage()
 int
 main(int argc, char **argv)
 {
-       char            *cp, *init_fcn_name = NULL;
+       char            *cp, *conffile = NULL, *init_fcn_name = NULL;
        PF               init_fcn = NULL;
        int              o, i, nfiles;
        int              nobackups = 0;
@@ -66,7 +67,7 @@ main(int argc, char **argv)
            NULL) == -1)
                err(1, "pledge");
 
-       while ((o = getopt(argc, argv, "nRf:")) != -1)
+       while ((o = getopt(argc, argv, "nRf:u:")) != -1)
                switch (o) {
                case 'R':
                        allbro = 1;
@@ -80,6 +81,9 @@ main(int argc, char **argv)
                                    "initial function");
                        init_fcn_name = optarg;
                        break;
+               case 'u':
+                       conffile = optarg;
+                       break;
                default:
                        usage();
                }
@@ -129,7 +133,7 @@ main(int argc, char **argv)
        update(CMODE);
 
        /* user startup file. */
-       if ((cp = startupfile(NULL)) != NULL)
+       if ((cp = startupfile(NULL, conffile)) != NULL)
                (void)load(cp);
 
        /*

diff --git a/usr.bin/mg/mg.1 b/usr.bin/mg/mg.1
index 0fefc33..9e5754b 100644 (file)
--- a/usr.bin/mg/mg.1
+++ b/usr.bin/mg/mg.1
@@ -1,7 +1,7 @@
-.\"    $OpenBSD: mg.1,v 1.118 2019/11/08 19:54:40 solene Exp $
+.\"    $OpenBSD: mg.1,v 1.119 2021/02/23 08:10:51 lum Exp $
 .\" This file is in the public domain.
 .\"
-.Dd $Mdocdate: November 8 2019 $
+.Dd $Mdocdate: February 23 2021 $
 .Dt MG 1
 .Os
 .Sh NAME
@@ -11,6 +11,7 @@
 .Nm mg
 .Op Fl nR
 .Op Fl f Ar mode
+.Op Fl u Ar file
 .Op + Ns Ar number
 .Op Ar
 .Sh DESCRIPTION
@@ -38,6 +39,11 @@ line of the file, +-2 will be second last, and so on.
 Run the mode command for all buffers created from
 arguments on the command line, including the
 scratch buffer and all files.
+.It Fl u Ar file
+Use
+.Ar file
+as the startup file, instead of the default
+.Pa ~/.mg .
 .It Fl n
 Turn off backup file generation.
 .It Fl R

diff --git a/usr.bin/mg/ttykbd.c b/usr.bin/mg/ttykbd.c
index e18a0d6..defb736 100644 (file)
--- a/usr.bin/mg/ttykbd.c
+++ b/usr.bin/mg/ttykbd.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: ttykbd.c,v 1.19 2017/12/17 14:37:57 bcallah Exp $     */
+/*     $OpenBSD: ttykbd.c,v 1.20 2021/02/23 08:10:51 lum Exp $ */
 
 /* This file is in the public domain. */
 
@@ -58,7 +58,8 @@ ttykeymapinit(void)
                dobindkey(fundamental_map, "delete-char", key_dc);
 
        if ((cp = getenv("TERM"))) {
-               if (((cp = startupfile(cp)) != NULL) && (load(cp) != TRUE))
+               if (((cp = startupfile(cp, NULL)) != NULL) &&
+                   (load(cp) != TRUE))
                        ewprintf("Error reading key initialization file");
        }
        if (keypad_xmit)