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Original file line number | Diff line number | Diff line change |
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.PHONY: all | ||
all: fzenity | ||
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include ../common.mk | ||
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%.o : %.c $(H_FILE_LIST) ../include/common.h | ||
$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(INCLUDE) -c $< -o $@ | ||
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fzenity: $(OBJS) | ||
$(CC) $(LDFLAGS) -o $@ $(OBJS) $(LIBS) $(EXTRA_LDFLAGS) | ||
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.PHONY: clean | ||
clean:; rm -fr *.o fzenity *.gcov *.gcda *.gcno *.plist | ||
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.PHONY: distclean | ||
distclean: clean | ||
rm -fr Makefile |
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Original file line number | Diff line number | Diff line change |
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#include "../include/common.h" | ||
#include <sys/ioctl.h> | ||
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static char *arg_title = NULL; | ||
static char *arg_text = NULL; | ||
static int arg_info = 0; | ||
static int arg_question = 0; | ||
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static inline void ansi_topleft(void) { | ||
char str[] = {0x1b, '[', '1', ';', '1', 'H', '\0'}; | ||
printf("%s", str); | ||
fflush(0); | ||
} | ||
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static inline void ansi_clrscr(void) { | ||
ansi_topleft(); | ||
char str[] = {0x1b, '[', '0', 'J', '\0'}; | ||
printf("%s", str); | ||
fflush(0); | ||
} | ||
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char *remove_markup(char *in) { | ||
char *out = malloc(strlen(in) + 1); | ||
if (!out) | ||
errExit("malloc"); | ||
memset(out, 0, strlen(in) + 1); | ||
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char *ptr = in; | ||
char *outptr = out; | ||
while (*ptr != '\0') { | ||
// skip <> markup | ||
if (*ptr == '<') { | ||
while (*ptr != '\0' && *ptr != '>') | ||
ptr++; | ||
if (*ptr == '\0') { | ||
fprintf(stderr, "Error: invalid markup\n"); | ||
exit(0); | ||
} | ||
ptr++; | ||
} | ||
// replace literal \n with char '\n' | ||
else if (*ptr == '\\' && *(ptr + 1) == 'n') { | ||
ptr += 2; | ||
*outptr++ = '\n'; | ||
continue; | ||
} | ||
// replace '/n' with ' ' | ||
else if (*ptr == '\n') { | ||
if (*(ptr + 1) == '\n') { | ||
*outptr++ = '\n'; | ||
*outptr++ = '\n'; | ||
ptr += 2; | ||
} | ||
else { | ||
*outptr++ = ' '; | ||
ptr++; | ||
} | ||
} | ||
else | ||
*outptr++ = *ptr++; | ||
} | ||
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return out; | ||
} | ||
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char *print_line(char *in, int col) { | ||
char *ptr = in; | ||
int i = 0; | ||
while (*ptr != '\n' && *ptr != '\0' && i < col) { | ||
ptr++; | ||
i++; | ||
} | ||
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if (*ptr == '\n') { | ||
*ptr++ = '\0'; | ||
printf("%s\n", in); | ||
return ptr++; | ||
} | ||
else if (i == col) { | ||
while (*ptr != ' ' && ptr != in) | ||
ptr--; | ||
*ptr++ = '\0'; | ||
printf("%s\n", in); | ||
return ptr; | ||
} | ||
assert(0); | ||
return NULL; | ||
} | ||
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void paginate(char *in) { | ||
struct winsize w; | ||
int col = 80; | ||
if (ioctl(0, TIOCGWINSZ, &w) == 0) | ||
col = w.ws_col; | ||
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char *ptr = in; | ||
while (*ptr != '\0') { | ||
if (strlen(ptr) < col) { | ||
printf("%s", ptr); | ||
return; | ||
} | ||
ptr =print_line(ptr, col); | ||
} | ||
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return; | ||
} | ||
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static void info(void) { | ||
ansi_clrscr(); | ||
if (arg_text == NULL) { | ||
fprintf(stderr, "Error: --text argument required\n"); | ||
exit(1); | ||
} | ||
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if (arg_title) | ||
printf("%s\n\n", arg_title); | ||
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char *ptr = strstr(arg_text, "Press OK to continue"); | ||
if (ptr) | ||
*ptr = '\0'; | ||
char *out = remove_markup(arg_text); | ||
paginate(out); | ||
free(out); | ||
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printf("\nContinue? (Y/N): "); | ||
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int c = getchar(); | ||
if (c == 'y' || c == 'Y') | ||
exit(0); | ||
exit(1); | ||
} | ||
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static void question(void) { | ||
ansi_clrscr(); | ||
if (arg_text == NULL) { | ||
fprintf(stderr, "Error: --text argument required\n"); | ||
exit(1); | ||
} | ||
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if (arg_title) | ||
printf("%s\n\n", arg_title); | ||
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char *ptr = strstr(arg_text, "Press OK to continue"); | ||
if (ptr) | ||
*ptr = '\0'; | ||
char *out = remove_markup(arg_text); | ||
paginate(out); | ||
free(out); | ||
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printf("\n\n(Y/N): "); | ||
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int c = getchar(); | ||
if (c == 'y' || c == 'Y') | ||
exit(0); | ||
exit(1); | ||
} | ||
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int main(int argc, char **argv) { | ||
int i; | ||
for (i = 1; i < argc; i++) { | ||
//printf("argv %d: #%s#\n", i, argv[i]); | ||
if (strcmp(argv[i], "--info") == 0) | ||
arg_info = 1; | ||
else if (strcmp(argv[i], "--question") == 0) | ||
arg_question = 1; | ||
else if (strncmp(argv[i], "--text=", 7) == 0) | ||
arg_text = argv[i] + 7; | ||
} | ||
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if (arg_question) | ||
question(); | ||
else if (arg_info) | ||
info(); | ||
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return 0; | ||
} |