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author | David Edelsohn <dje.gcc@gmail.com> | 1996-03-11 21:59:22 +0000 |
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committer | David Edelsohn <dje.gcc@gmail.com> | 1996-03-11 21:59:22 +0000 |
commit | 741fd619cb043e018b67eace2023d19f59d470f0 (patch) | |
tree | ef789c009a0272ddc5e925f947280be00eb081a7 /sim | |
parent | 4dfb4ffcd1828740bf905bd018533aa84b24f486 (diff) | |
download | gdb-741fd619cb043e018b67eace2023d19f59d470f0.zip gdb-741fd619cb043e018b67eace2023d19f59d470f0.tar.gz gdb-741fd619cb043e018b67eace2023d19f59d470f0.tar.bz2 |
(main): Print error message if argument is invalid.
(usage): Improve text.
Diffstat (limited to 'sim')
-rw-r--r-- | sim/h8300/run.c | 66 |
1 files changed, 35 insertions, 31 deletions
diff --git a/sim/h8300/run.c b/sim/h8300/run.c index b7dd77c..a819569 100644 --- a/sim/h8300/run.c +++ b/sim/h8300/run.c @@ -67,49 +67,53 @@ main (ac, av) default: usage(); } - ac -= optind; - av += optind; - if (ac != 1) + if (ac - optind != 1) usage(); - name = *av; + name = av[ac - 1]; if (verbose) printf ("run %s\n", name); abfd = bfd_openr (name, "coff-h8300"); - if (abfd) + if (! abfd) { - if (bfd_check_format(abfd, bfd_object)) - { - if (abfd->arch_info->mach == bfd_mach_h8300h) - set_h8300h (1); - - for (s = abfd->sections; s; s=s->next) - { - char *buffer = malloc(bfd_section_size(abfd,s)); - bfd_get_section_contents(abfd, s, buffer, 0, bfd_section_size(abfd,s)); - sim_write(s->vma, buffer, bfd_section_size(abfd,s)); - } - - start_address = bfd_get_start_address(abfd); - sim_create_inferior (start_address, NULL, NULL); - sim_resume(0,0); - if (verbose) - sim_info (verbose - 1); - sim_stop_reason (&reason, &sigrc); - /* FIXME: this test is insufficient but we can't do much - about it until sim_stop_reason is cleaned up. */ - if (sigrc == SIGILL) - abort (); - return 0; - } + fprintf (stderr, "%s: unable to open %s\n", av[0], name); + exit (1); } - return 1; + if (! bfd_check_format(abfd, bfd_object)) + { + fprintf (stderr, "%s: %s is not a valid executable\n", av[0], name); + exit (1); + } + + if (abfd->arch_info->mach == bfd_mach_h8300h) + set_h8300h (1); + + for (s = abfd->sections; s; s=s->next) + { + char *buffer = malloc(bfd_section_size(abfd,s)); + bfd_get_section_contents(abfd, s, buffer, 0, bfd_section_size(abfd,s)); + sim_write(s->vma, buffer, bfd_section_size(abfd,s)); + } + + start_address = bfd_get_start_address(abfd); + sim_create_inferior (start_address, NULL, NULL); + sim_resume(0,0); + if (verbose) + sim_info (verbose - 1); + sim_stop_reason (&reason, &sigrc); + /* FIXME: this test is insufficient but we can't do much + about it until sim_stop_reason is cleaned up. */ + if (sigrc == SIGILL) + abort (); + return 0; } +/* gdb callback used by simulator */ + void printf_filtered (va_alist) va_dcl @@ -126,6 +130,6 @@ printf_filtered (va_alist) void usage() { - fprintf (stderr, "usage: run [-tv] program\n"); + fprintf (stderr, "usage: run [-h] [-t] [-v] [-c csize] program\n"); exit (1); } |