Imported from ../bash-2.05.tar.gz.

[thirdparty/bash.git] / examples / loadables / getconf.c

diff --git a/examples/loadables/getconf.c b/examples/loadables/getconf.c
index 64407cc9a22e92c97cc4b739cd6f70259b514347..cb8344ca598a82ac85581eddd73ca03280da415a 100644 (file)
--- a/examples/loadables/getconf.c
+++ b/examples/loadables/getconf.c
@@ -55,7 +55,7 @@
 struct conf_variable
 {
   const char *name;
-  enum { SYSCONF, CONFSTR, PATHCONF, CONSTANT } type;
+  enum { SYSCONF, CONFSTR, PATHCONF, CONSTANT, G_UNDEF } type;
   long value;
 };
 
@@ -105,19 +105,55 @@ static const struct conf_variable conf_table[] =
 #endif /* _CS_XBS5_ILP32_OFF32_CFLAGS */
 
   /* POSIX.2 Utility Limit Minimum Values */
+#ifdef _POSIX2_BC_BASE_MAX
   { "POSIX2_BC_BASE_MAX",      CONSTANT,       _POSIX2_BC_BASE_MAX     },
+#else
+  { "POSIX2_BC_BASE_MAX",      G_UNDEF,        -1                      },
+#endif
+#ifdef _POSIX2_BC_DIM_MAX
   { "POSIX2_BC_DIM_MAX",       CONSTANT,       _POSIX2_BC_DIM_MAX      },
+#else
+  { "POSIX2_BC_DIM_MAX",       G_UNDEF,        -1                      },
+#endif
+#ifdef _POSIX2_BC_SCALE_MAX
   { "POSIX2_BC_SCALE_MAX",     CONSTANT,       _POSIX2_BC_SCALE_MAX    },
+#else
+  { "POSIX2_BC_SCALE_MAX",     G_UNDEF,        -1                      },
+#endif
+#ifdef _POSIX2_BC_STRING_MAX
   { "POSIX2_BC_STRING_MAX",    CONSTANT,       _POSIX2_BC_STRING_MAX   },
+#else
+  { "POSIX2_BC_STRING_MAX",    G_UNDEF,        -1                      },
+#endif
+#ifdef _POSIX2_COLL_WEIGHTS_MAX
   { "POSIX2_COLL_WEIGHTS_MAX", CONSTANT,       _POSIX2_COLL_WEIGHTS_MAX },
+#else
+  { "POSIX2_COLL_WEIGHTS_MAX", G_UNDEF,        -1                       },
+#endif
 #if defined (_POSIX2_EQUIV_CLASS_MAX)
   { "POSIX2_EQUIV_CLASS_MAX",  CONSTANT,       _POSIX2_EQUIV_CLASS_MAX },
 #endif
+#ifdef _POSIX2_EXPR_NEST_MAX
   { "POSIX2_EXPR_NEST_MAX",    CONSTANT,       _POSIX2_EXPR_NEST_MAX   },
+#else
+  { "POSIX2_EXPR_NEST_MAX",    G_UNDEF,        -1                      },
+#endif
+#ifdef _POSIX2_LINE_MAX
   { "POSIX2_LINE_MAX",         CONSTANT,       _POSIX2_LINE_MAX        },
+#else
+  { "POSIX2_LINE_MAX",         G_UNDEF,        -1                      },
+#endif
+#ifdef _POSIX2_RE_DUP_MAX
   { "POSIX2_RE_DUP_MAX",       CONSTANT,       _POSIX2_RE_DUP_MAX      },
+#else
+  { "POSIX2_RE_DUP_MAX",       G_UNDEF,        -1                      },
+#endif
 #if defined (_POSIX2_VERSION)
   { "POSIX2_VERSION",          CONSTANT,       _POSIX2_VERSION         },
+#else
+#  if !defined (_SC_2_VERSION)
+  { "POSIX2_VERSION",          G_UNDEF,        -1                      },
+#  endif
 #endif
 
   /* POSIX.1 Minimum Values */
@@ -146,20 +182,50 @@ static const struct conf_variable conf_table[] =
   { "RE_DUP_MAX",              SYSCONF,        _SC_RE_DUP_MAX          },
 
   /* POSIX.2 Optional Facility Configuration Values */
+#ifdef _SC_2_C_BIND
   { "POSIX2_C_BIND",           SYSCONF,        _SC_2_C_BIND            },
+#else
+  { "POSIX2_C_BIND",           G_UNDEF,        -1                      },
+#endif
+#ifdef _SC_2_C_DEV
   { "POSIX2_C_DEV",            SYSCONF,        _SC_2_C_DEV             },
+#else
+  { "POSIX2_C_DEV",            G_UNDEF,        -1                      },
+#endif
 #if defined (_SC_2_C_VERSION)
   { "POSIX2_C_VERSION",                SYSCONF,        _SC_2_C_VERSION         },
+#else
+  { "POSIX2_C_VERSION",                G_UNDEF,        -1                      },
 #endif
 #if defined (_SC_2_CHAR_TERM)
   { "POSIX2_CHAR_TERM",                SYSCONF,        _SC_2_CHAR_TERM         },
+#else
+  { "POSIX2_CHAR_TERM",                G_UNDEF,        -1                      },
 #endif
+#ifdef _SC_2_FORT_DEV
   { "POSIX2_FORT_DEV",         SYSCONF,        _SC_2_FORT_DEV          },
+#else
+  { "POSIX2_FORT_DEV",         G_UNDEF,        -1                      },
+#endif
+#ifdef _SC_2_FORT_RUN
   { "POSIX2_FORT_RUN",         SYSCONF,        _SC_2_FORT_RUN          },
+#else
+  { "POSIX2_FORT_RUN",         G_UNDEF,        -1                      },
+#endif
+#ifdef _SC_2_LOCALEDEF
   { "POSIX2_LOCALEDEF",                SYSCONF,        _SC_2_LOCALEDEF         },
+#else
+  { "POSIX2_LOCALEDEF",                G_UNDEF,        -1                      },
+#endif
+#ifdef _SC_2_SW_DEV
   { "POSIX2_SW_DEV",           SYSCONF,        _SC_2_SW_DEV            },
+#else
+  { "POSIX2_SW_DEV",           G_UNDEF,        -1                      },
+#endif
 #if defined (_SC2_UPE)
   { "POSIX2_UPE",              SYSCONF,        _SC_2_UPE               },
+#else
+  { "POSIX2_UPE",              G_UNDEF,        -1                      },
 #endif
 #if !defined (_POSIX2_VERSION) && defined (_SC_2_VERSION)
   { "POSIX2_VERSION"           SYSCONF,        _SC_2_VERSION           },
@@ -449,6 +515,10 @@ int all;
        size_t slen;
 
        switch (cp->type) {
+       case G_UNDEF:
+               printf("undefined\n");
+               break;
+
        case CONSTANT:
                printf("%ld\n", cp->value);
                break;
@@ -508,7 +578,8 @@ int all;
                break;
        }
 
-       return (ferror(stdout) ? EXECUTION_FAILURE : EXECUTION_SUCCESS);
+       return ((ferror(stdout) || cp->type == G_UNDEF) ? EXECUTION_FAILURE
+                                                       : EXECUTION_SUCCESS);
 }
 
 static int