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usr.sbin/config/mkmakefile.c
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| sanitize_envline(char *result, const char *src) | sanitize_envline(char *result, const char *src) | ||||
| { | { | ||||
| const char *eq; | const char *eq; | ||||
| char c, *dst; | char c, *dst; | ||||
| bool leading; | bool leading; | ||||
| /* If there is no '=' it's not a well-formed name=value line. */ | /* If there is no '=' it's not a well-formed name=value line. */ | ||||
| if ((eq = strchr(src, '=')) == NULL) { | if ((eq = strchr(src, '=')) == NULL) { | ||||
| *result = 0; | *result = '\0'; | ||||
| return; | return; | ||||
| } | } | ||||
| dst = result; | dst = result; | ||||
| /* Copy chars before the '=', skipping any leading spaces/quotes. */ | /* Copy chars before the '=', skipping any leading spaces/quotes. */ | ||||
| leading = true; | leading = true; | ||||
| while (src < eq) { | while (src < eq) { | ||||
| c = *src++; | c = *src++; | ||||
| if (leading && (isspace(c) || c == '"')) | if (leading && (isspace(c) || c == '"')) | ||||
| continue; | continue; | ||||
| *dst++ = c; | *dst++ = c; | ||||
| leading = false; | leading = false; | ||||
| } | } | ||||
| /* If it was all leading space, we don't have a well-formed line. */ | /* If it was all leading space, we don't have a well-formed line. */ | ||||
| if (leading) { | if (leading) { | ||||
| *result = 0; | *result = '\0'; | ||||
| return; | return; | ||||
| } | } | ||||
| /* Trim spaces/quotes immediately before the '=', then copy the '='. */ | /* Trim spaces/quotes immediately before the '=', then copy the '='. */ | ||||
| while (isspace(dst[-1]) || dst[-1] == '"') | while (isspace(dst[-1]) || dst[-1] == '"') | ||||
| --dst; | --dst; | ||||
| *dst++ = *src++; | *dst++ = *src++; | ||||
| /* Copy chars after the '=', skipping any leading whitespace. */ | /* Copy chars after the '=', skipping any leading whitespace. */ | ||||
| leading = true; | leading = true; | ||||
| while ((c = *src++) != 0) { | while ((c = *src++) != '\0') { | ||||
| if (leading && (isspace(c) || c == '"')) | if (leading && (isspace(c) || c == '"')) | ||||
| continue; | continue; | ||||
| *dst++ = c; | *dst++ = c; | ||||
| leading = false; | leading = false; | ||||
| } | } | ||||
| /* If it was all leading space, it's a valid 'var=' (nil value). */ | /* If it was all leading space, it's a valid 'var=' (nil value). */ | ||||
| if (leading) { | if (leading) { | ||||
| *dst = 0; | *dst = '\0'; | ||||
| return; | return; | ||||
| } | } | ||||
| /* Trim trailing whitespace and quotes. */ | /* Trim trailing whitespace and quotes. */ | ||||
| while (isspace(dst[-1]) || dst[-1] == '"') | while (isspace(dst[-1]) || dst[-1] == '"') | ||||
| --dst; | --dst; | ||||
| *dst = 0; | *dst = '\0'; | ||||
| } | } | ||||
| /* | /* | ||||
| * Returns true if the caller may use the string. | * Returns true if the caller may use the string. | ||||
| */ | */ | ||||
| static bool | static bool | ||||
| preprocess(char *line, char *result) | preprocess(char *line, char *result) | ||||
| { | { | ||||
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| if (wd == (char *)EOF) | if (wd == (char *)EOF) | ||||
| return; | return; | ||||
| if (wd == NULL) | if (wd == NULL) | ||||
| errout("%s: No type for %s.\n", fname, this); | errout("%s: No type for %s.\n", fname, this); | ||||
| tp = fl_lookup(this); | tp = fl_lookup(this); | ||||
| compile = 0; | compile = 0; | ||||
| match = 1; | match = 1; | ||||
| nreqs = 0; | nreqs = 0; | ||||
| compilewith = 0; | compilewith = NULL; | ||||
| depends = 0; | depends = NULL; | ||||
| clean = 0; | clean = NULL; | ||||
| warning = 0; | warning = NULL; | ||||
| std = 0; | std = 0; | ||||
| imp_rule = 0; | imp_rule = 0; | ||||
| no_ctfconvert = 0; | no_ctfconvert = 0; | ||||
| no_obj = 0; | no_obj = 0; | ||||
| before_depend = 0; | before_depend = 0; | ||||
| nowerror = 0; | nowerror = 0; | ||||
| not = 0; | not = 0; | ||||
| filetype = NORMAL; | filetype = NORMAL; | ||||
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