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kconfig: add 'filename' and 'lineno' built-in variables

The special variables, $(filename) and $(lineno), are expanded to a file name and its line number being parsed, respectively.

Masahiro Yamada committed 8 years ago

Commit a702a611 parent 1d6272e1 file · +16 −0Browse files

Showing the changes to scripts (1 of 1 file). Show all

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scripts/kconfig/preprocess.c+16−0
@@ -114,6 +114,11 @@ static char *do_error_if(int argc, char *argv[]) · 113 unmodified lines
114 return NULL;114 return NULL;
115}115}
116 116
117static char *do_filename(int argc, char *argv[])
118{
119 return xstrdup(current_file->name);
120}
121
117static char *do_info(int argc, char *argv[])122static char *do_info(int argc, char *argv[])
118{123{
119 printf("%s\n", argv[0]);124 printf("%s\n", argv[0]);
@@ -121,6 +126,15 @@ static char *do_info(int argc, char *argv[]) · 1 unmodified line
121 return xstrdup("");126 return xstrdup("");
122}127}
123 128
129static char *do_lineno(int argc, char *argv[])
130{
131 char buf[16];
132
133 sprintf(buf, "%d", yylineno);
134
135 return xstrdup(buf);
136}
137
124static char *do_shell(int argc, char *argv[])138static char *do_shell(int argc, char *argv[])
125{139{
126 FILE *p;140 FILE *p;
@@ -173,7 +187,9 @@ static char *do_warning_if(int argc, char *argv[]) · 46 unmodified lines
173static const struct function function_table[] = {187static const struct function function_table[] = {
174 /* Name MIN MAX Function */188 /* Name MIN MAX Function */
175 { "error-if", 2, 2, do_error_if },189 { "error-if", 2, 2, do_error_if },
190 { "filename", 0, 0, do_filename },
176 { "info", 1, 1, do_info },191 { "info", 1, 1, do_info },
192 { "lineno", 0, 0, do_lineno },
177 { "shell", 1, 1, do_shell },193 { "shell", 1, 1, do_shell },
178 { "warning-if", 2, 2, do_warning_if },194 { "warning-if", 2, 2, do_warning_if },
179};195};