85 lines
3 KiB
Diff
85 lines
3 KiB
Diff
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diff --git a/make-3.82-gbuild/function.c b/make-3.82-gbuild/function.c
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index e2f6c8c..ff0527f 100644
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--- function.c
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+++ function.c
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@@ -2333,8 +2333,10 @@ func_call (char *o, char **argv, const char *funcname UNUSED)
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v = lookup_variable (fname, flen);
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if (v == 0)
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- warn_undefined (fname, flen);
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-
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+ {
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+ warn_undefined (fname, flen);
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+ warn_undefined_function (fname, flen);
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+ }
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if (v == 0 || *v->value == '\0')
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return o;
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diff --git a/make-3.82-gbuild/main.c b/make-3.82-gbuild/main.c
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index c6989e3..2f545a7 100644
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--- main.c
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+++ main.c
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@@ -275,6 +275,11 @@ static int print_usage_flag = 0;
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int warn_undefined_variables_flag;
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+/* If nonzero, we should print a warning message
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+ for each attemtp to call an undefined user function. */
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+
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+int warn_undefined_functions_flag;
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+
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/* If nonzero, always build all targets, regardless of whether
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they appear out of date or not. */
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@@ -368,6 +373,8 @@ static const char *const usage[] =
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Consider FILE to be infinitely new.\n"),
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N_("\
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--warn-undefined-variables Warn when an undefined variable is referenced.\n"),
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+ N_("\
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+ --warn-undefined-functions Warn when an undefined user function is called.\n"),
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NULL
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};
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@@ -424,6 +431,8 @@ static const struct command_switch switches[] =
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{ CHAR_MAX+5, flag, &warn_undefined_variables_flag, 1, 1, 0, 0, 0,
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"warn-undefined-variables" },
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{ CHAR_MAX+6, string, &eval_strings, 1, 0, 0, 0, 0, "eval" },
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+ { CHAR_MAX+7, flag, &warn_undefined_functions_flag, 1, 1, 0, 0, 0,
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+ "warn-undefined-functions" },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }
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};
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diff --git a/make-3.82-gbuild/make.h b/make-3.82-gbuild/make.h
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index 60ade4c..f2ebb56 100644
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--- make.h
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+++ make.h
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@@ -513,7 +513,7 @@ extern int env_overrides, no_builtin_rules_flag, no_builtin_variables_flag;
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extern int print_version_flag, print_directory_flag, check_symlink_flag;
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extern int warn_undefined_variables_flag, posix_pedantic, not_parallel;
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extern int second_expansion, clock_skew_detected, rebuilding_makefiles;
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-extern int one_shell;
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+extern int one_shell, warn_undefined_functions_flag;
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/* can we run commands via 'sh -c xxx' or must we use batch files? */
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extern int batch_mode_shell;
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diff --git a/make-3.82-gbuild/variable.h b/make-3.82-gbuild/variable.h
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index c215867..02713c1 100644
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--- variable.h
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+++ variable.h
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@@ -220,6 +220,13 @@ void undefine_variable_in_set (const char *name, unsigned int length,
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(int)(l), (n)); \
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}while(0)
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+#define warn_undefined_function(n,l) do{\
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+ if (warn_undefined_functions_flag) \
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+ error (reading_file, \
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+ _("warning: undefined function `%.*s'"), \
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+ (int)(l), (n)); \
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+ }while(0)
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+
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char **target_environment (struct file *file);
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struct pattern_var *create_pattern_var (const char *target,
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--
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cgit v0.9.0.2-2-gbebe
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